CN116008466A - Modularized drilling fluid routine performance detection system and testing method - Google Patents

Abstract

The invention relates to the technical field of conventional performance measurement of drilling fluid, in particular to a modularized drilling fluid conventional performance detection system and a modularized drilling fluid conventional performance detection method. The invention has reasonable and compact structure, can test a plurality of properties of drilling fluid at the same time, is convenient for observing, disassembling and maintaining the sand-containing measurement function module, the rheological property measurement function module, the oil-water solid phase measurement function module and the water loss property measurement function module, can effectively solve the problems of multiple types of test instruments, dispersed functions, difficult carrying, large error of human reading values, serious restriction on automation of measurement industry, informatization development of drilling fluid technology and large-scale application of large data of the conventional drilling fluid measurement equipment, and has the characteristics of safety, labor saving, high efficiency, good popularization and strong expansibility.

Description

Modularized drilling fluid routine performance detection system and testing method

Technical Field

The invention relates to the technical field of conventional performance measurement of drilling fluid, in particular to a modularized drilling fluid conventional performance detection system and a modularized drilling fluid conventional performance detection method.

Background

The traditional drilling fluid performance measurement method is to respectively use more than ten instruments such as a densimeter, a funnel viscometer, a medium-pressure water loss meter, a mud cake adhesion tester, a six-speed rotation viscometer, a solid-phase tester, a sand content tester and the like for measurement, has long test flow, can not meet the requirement of collecting a large amount of performance data of the drilling fluid, and restricts the automation and informatization development of the drilling fluid technical service industry. According to the invention, through a method of integrating an automation technology, a modularized design concept is introduced to redesign and combine a drilling fluid testing instrument, and the formed achievement has the characteristics of flexibility, compactness and strong expandability, can realize the conventional performance repeated test of the full-automatic drilling fluid, greatly saves personnel cost, reduces personnel labor intensity, and has strong popularization and application values.

Disclosure of Invention

The invention provides a modularized drilling fluid routine performance detection system and a modularized drilling fluid routine performance detection method, which overcome the defects of the prior art, and can effectively solve the problems of multiple types of test instruments, scattered functions, difficult carrying, large error of human reading values and serious restriction of automation of the measurement industry, informatization development of drilling fluid technology and large-scale application of large data of the conventional drilling fluid measurement equipment.

One of the technical schemes of the invention is realized by the following measures: a modularized drilling fluid routine performance detection system comprises a test dock with a box body structure, and a sand-containing measurement function module, a rheological property measurement function module, an oil-water solid phase measurement function module and a water loss performance measurement function module which are arranged in the test dock at intervals from front to back;

the sand-containing measurement functional module comprises a first slurry cup, a sand separating main body pipe, a first measuring cylinder and a fixing frame, wherein the first slurry cup is fixed at the right upper part of the fixing frame, the first measuring cylinder is fixed at the left lower part of the fixing frame, and the sand separating main body pipe is arranged on the fixing frame between the first slurry cup and the first measuring cylinder; a slurry cup flushing pipe is fixedly communicated with the first slurry cup, a filter screen for dividing the inner part of the sand separating main pipe into an upper chamber and a lower chamber is transversely fixed in the sand separating main pipe, the filter screen and the sand separating main pipe are all inclined from left to right, the left end of the filter screen is fixedly communicated with the inner wall of the left end of the sand separating main pipe, a space is arranged between the left end of the filter screen and the inner wall of the left end of the sand separating main pipe, a liquid outlet at the bottom of the first slurry cup is positioned in the right liquid inlet end of the sand separating main pipe above the filter screen, a conical plug plugging mechanism capable of opening and closing the liquid outlet at the bottom of the first slurry cup is arranged at the liquid outlet at the bottom of the first slurry cup, an upper chamber opening and closing mechanism capable of opening and closing the left end of the upper chamber is arranged at the left upper end of the filter screen, at least one upper flushing pipe is fixedly communicated with the left end of the sand separating main pipe corresponding to the upper chamber opening and closing mechanism, at least one lower flushing pipe is fixedly communicated with the sand separating main pipe corresponding to the lower chamber, a vibrating motor is arranged on the sand separating main pipe, the left liquid outlet end of the sand separating main pipe is communicated with the liquid inlet end of the first measuring cylinder, and a valve is fixedly arranged at the lower end of the sand separating main pipe;

The rheological property measurement functional module comprises a viscosity test mechanism, a rheological property test mechanism and a bearing bracket; the viscosity testing mechanism comprises a conical funnel and a slurry tank, a grouting pipe is communicated with the upper part of the conical funnel, the outlet at the bottom of the conical funnel is fixed in the slurry tank, a high liquid level monitoring module capable of monitoring that the slurry liquid level of the conical funnel reaches a liquid level upper limit set value and a low liquid level monitoring module capable of monitoring that the slurry liquid level of the conical funnel descends to a liquid level lower limit set value are respectively arranged on the conical funnel, and a funnel plugging mechanism capable of plugging the outlet at the bottom of the conical funnel is fixedly arranged at the outlet at the bottom of the conical funnel; the rheological property testing mechanism comprises an inner cylinder, a lower rotary cylinder, a rheological property testing module, a vertical movement driving mechanism capable of driving the lower rotary cylinder to move up and down and a rotation driving mechanism capable of driving the lower rotary cylinder to rotate, an inner cylinder shaft is fixed on the inner cylinder, the upper part of the inner cylinder shaft is fixedly connected with a bearing bracket through a deformation piece, the rheological property testing module is fixed on the deformation piece, one end of the rotation driving mechanism is connected with the lower rotary cylinder, a working hole is formed in the top of a mud tank, the lower rotary cylinder can pass through the working hole up and down, the lower rotary cylinder is positioned on the outer side of the inner cylinder, and a gap is reserved between the lower rotary cylinder and the inner cylinder;

The oil-water solid phase measurement functional module comprises a first base, a second slurry cup, a stirring driving mechanism, a first driving mechanism, a second driving mechanism, a distillation tube, a central pile and a second measuring cylinder, wherein the second slurry cup with a hollow structure is fixedly arranged at the left part of the first base, a first cup cover is fixedly arranged at the upper end of the second slurry cup in a sealing way, a rotary joint is arranged above the first cup cover, a first mounting hole communicated with the inside and the outside is arranged in the center of the first cup cover, the lower end of the rotary joint is rotatably provided with the central pile with a cylindrical structure with a closed lower end in a sealing way, the lower end of the central pile is positioned at the lower part of the second slurry cup after passing through the first mounting hole in a sealing way, radially-communicated cleaning holes are discretely distributed at the outer side of the lower part of the central pile, a grouting tube is fixedly communicated at the left side of the upper part of the second slurry cup, a first cup bottom is arranged at the lower end of the second slurry cup in a sealing way, a heating plate with the inner side of the upper part of the first cup bottom is provided with a heating plate with an end part extending out of the lower end of the first cup bottom, a first fixing hole and a second fixing hole which are vertically communicated are arranged at the lower end of the first cup cover, a temperature and humidity sensor connected with the heating plate is fixedly arranged in the first fixing hole in a sealing way, a first measuring electrode which is used for measuring the slurry liquid level in the second slurry cup and is connected with the heating plate is fixedly arranged in the second fixing hole, a first driving mechanism which can enable the first cup bottom to move up and down is arranged at the lower part of the first base, a stirring hole which is vertically communicated is arranged at the center of the first cup bottom, a stirring driving mechanism is fixedly arranged at the lower part of the first base corresponding to the position of the stirring hole, the upper end of a stirring shaft of the stirring driving mechanism is positioned below the center pile after penetrating through the stirring hole in a sealing way, a plurality of stirring teeth are uniformly distributed at the outer side of the upper part of the stirring shaft corresponding to the upper part of the first cup bottom along the circumference in a spacing way, a second measuring cylinder is fixedly arranged at the right part of the first base corresponding to the right part of the second slurry cup, a second measuring electrode capable of measuring conductivity and a distillation tube communicated with the upper end of the second slurry cup are arranged at intervals on the inner side of the upper end of the second measuring cylinder, a second driving mechanism capable of enabling the second measuring electrode to move up and down is arranged at the right part of the first base, a liquid discharge hole is formed in the lower end of the second measuring cylinder, and a first waste liquid valve capable of opening and closing the liquid discharge hole is arranged at the lower part of the first base;

The water loss performance measurement functional module comprises a second base, a mud cake generation assembly, a filter paper transmission assembly, a mud cake test assembly and a cleaning assembly, wherein the mud cake generation assembly for generating mud cakes from drilling fluid and the mud cake test assembly for testing the thickness and viscosity coefficient of the mud cake are arranged on the second base from right to left at intervals, the filter paper transmission assembly for transmitting the mud cake made of the mud cake generation assembly to the mud cake test assembly is also arranged on the second base, the cleaning assembly is arranged on the upper side of the filter paper transmission assembly, the mud cake generation assembly comprises a third slurry cup, a second cup cover, a second cup bottom, a locking screw rod, a locking gear, a locking motor and a gear ring, the second cup cover is fixedly arranged on the upper side of the right part of the second base, the second cup cover is fixedly provided with a second cup cover with a grouting hole which penetrates through from top to bottom at the center, a third slurry cup with a hollow structure is arranged below the second cup cover, at least three connecting lugs are distributed at intervals along the circumference, locking threaded through holes are formed in the upper end of each connecting lug, a fixing plate is fixedly arranged on the outer side of each connecting lug, a fixing plate is fixedly arranged on the fixing hole corresponding to the outer side of each connecting lug, a plurality of fixing rings are fixedly arranged on the fixing plates corresponding to the fixing plates on the outer sides of the fixing rings, the fixing rings are fixedly connected with the fixing rings are fixedly arranged on the fixing rings, the fixing rings are fixedly arranged on the fixing rings are correspondingly arranged on the fixing rings, and fixedly arranged on the fixing rings are fixedly arranged on the fixing rings, and fixedly connected with the fixing rings are fixedly connected with the fixing rings, and fixedly connected with the fixing rings by fixing rings. The outer side of the upper part of the sliding shaft corresponding to the upper side of each fixed lug is fixedly provided with a guide gear, a compression spring is arranged between the outer side of the lower part of the sliding shaft corresponding to the lower part of each fixed lug and the corresponding position of the upper side of the fixed ring, the middle part of the second base corresponding to the leftmost Fang Huazhou position is fixedly provided with a locking motor, the outer side of the upper end of an output shaft of the locking motor is fixedly provided with a locking driving gear, the locking driving gear is in transmission connection with the upper part of the leftmost guide gear through a first synchronous belt, the outer side of the lower part of the third slurry cup is sleeved with a gear ring which is meshed with all the locking gears and all the guide gears, the lower side of the third slurry cup is provided with a corresponding second cup bottom, the right part of the filter paper conveying assembly is arranged between the upper side of the second cup bottom and the lower side of the third slurry cup, the lower part of the second base is provided with a lifting driving mechanism capable of driving the second cup bottom to move up and down, the middle part of the second cup bottom is provided with a filter hole which is penetrated up and down, the filter tube is fixedly arranged in the filter hole, the filter tube is provided with a liquid discharging valve, the inner side of the lower part of the second base corresponding to the lower side of the filter bottom of the second base is fixedly provided with a third liquid discharging valve, and the second cylinder bottom of the second measuring cylinder is provided with a liquid discharging hole;

The left part of the test dock is provided with a left-right through observation hole, and a first observation baffle, a second observation baffle, a third observation baffle and a fourth observation baffle which are respectively corresponding to the sand-containing measurement function module, the rheological property measurement function module, the oil-water solid phase measurement function module and the water loss performance measurement function module are arranged in the observation hole.

The following are further optimizations and/or improvements to one of the above-described inventive solutions:

the sand-containing measurement functional module can further comprise a control part, the valve adopts an electric valve, the liquid level detection modules are respectively arranged in the first slurry cup and the first measuring cylinder, and the control part is respectively electrically connected with the control end of the conical plug plugging mechanism, the control end of the upper chamber opening and closing mechanism, the liquid level detection module and the electric valve.

Above-mentioned funnel shutoff mechanism can include funnel taper plug, taper plug pole and can drive the push rod actuating mechanism that the taper plug pole left and right sides removed, the taper plug pole is the L type, be provided with taper rod operation slot hole at the mud pit top in the toper funnel outside, the taper plug pole is the slope form and stretches into the mud pit from taper rod operation slot hole, the short section of L type taper plug pole and funnel taper plug bottom fixed connection, the funnel taper plug is installed in toper funnel bottom export, push rod actuating mechanism includes push rod driving motor, push rod driving motor's power take off end and the long section fixed connection of L type taper plug pole.

The stirring driving mechanism comprises a first driving motor, a first screw rod, a first screw and a second supporting frame, wherein the first liquid receiving box can be sleeved outside the stirring driving mechanism, an annular first liquid receiving groove with an upward opening is arranged in the first liquid receiving box, the upper end of the first liquid receiving box is fixedly connected with the lower end of the first cup bottom in a sealing way, a plurality of first liquid discharging pipes are fixedly communicated with the bottom of the first liquid receiving groove at intervals, the first driving mechanism comprises the first driving motor, the first screw rod, the first screw nut and the second supporting frame, the first driving motor is fixedly installed on the first base corresponding to the position between the first liquid receiving box and the stirring driving mechanism, the upper end of an output shaft of the first driving motor is in transmission connection with the lower end of the first screw rod arranged below the first cup bottom, an L-shaped second supporting frame is fixedly installed at the lower end of the first cup bottom, and the first screw nut is fixedly installed on the second supporting frame in a screwed connection with the outer side of the upper end of the first screw rod.

The second driving mechanism can comprise a second driving motor, a second screw rod, a second screw nut and a guide rod, wherein the second driving motor is fixedly installed on the right side of the first base, the upper end of the second driving motor is in transmission connection with the lower end of the second screw rod which is rotatably installed on the first base, the guide rod which is vertically arranged is fixedly installed on the first base corresponding to the left position of the second screw rod, a sliding sleeve is coaxially sleeved on the outer side of the guide rod, the second screw nut which is in threaded connection with the outer side of the second screw rod is fixedly installed on the right side of the sliding sleeve, and the left side of the sliding sleeve is fixedly connected with the upper end of the second measuring electrode.

The filter paper conveying assembly can comprise a conveying motor, a driving shaft, a second synchronous belt, a third synchronous belt and a filter screen belt, wherein the driving shaft in the front-rear direction is rotatably arranged at the lower part of a second base corresponding to the right lower part of a second cup bottom, a first driven shaft is rotatably arranged at the left part of the second base corresponding to the left upper part of the driving shaft, a second driven shaft is rotatably arranged at the middle part of the second base corresponding to the left upper part of the first driven shaft, a third driven shaft is rotatably arranged at the left part of the second base corresponding to the upper part of the second driven shaft, a fourth driven shaft and a fifth driven shaft are rotatably arranged at left-right intervals at the upper part of the second base corresponding to the position between the third driven shaft and a third slurry cup, a sixth driven shaft is rotatably arranged at the right part of the second base corresponding to the right lower part of the second cup bottom, the conveying motor is fixedly arranged at the inner side of the lower part of the second base corresponding to the left upper part of the driving shaft, the front end of an output shaft of the transmission motor is connected with the rear part of the driving shaft through belt wheels in a transmission way, a front driving gear and a rear driving gear are respectively fixedly arranged on the outer side of the front part of the driving shaft and the outer side of the rear part of the driving shaft, a first front driven gear, a second front driven gear, a third front driven gear, a fourth front driven gear, a fifth front driven gear and a sixth front driven gear are respectively fixedly arranged on the outer side of the front part of the first driven shaft, the outer side of the rear part of the second driven shaft, the outer side of the rear part of the third driven shaft, the outer side of the rear part of the fourth driven shaft, the outer side of the rear part of the fifth driven shaft and the outer side of the rear part of the sixth driven shaft, a first rear driven gear, a second rear driven gear, a third rear driven gear, the fourth back driven gear, the fifth back driven gear and the sixth back driven gear are connected together through a second synchronous belt transmission, the back driving gear, the first back driven gear, the fifth front driven gear and the sixth front driven gear are connected together through a third synchronous belt transmission, the fourth back driving gear, the first back driven gear, the second back driven gear, the third back driven gear, the fourth back driven gear, the fifth back driven gear and the sixth back driven gear are connected together through a third synchronous belt transmission which is identical to the second synchronous belt in structure and symmetrically distributed, a filter screen belt with the right part upper side between a third slurry cup and a second cup bottom is fixedly installed on the outer ring surface of the second synchronous belt, and the back part of the filter screen belt is fixedly installed at the corresponding position of the outer ring surface of the third synchronous belt.

The conical plug plugging mechanism can comprise a conical plug and a vertical moving mechanism for driving the conical plug to move up and down, the outer wall of the conical plug is a conical surface with a small upper part and a large lower part, the conical plug is arranged at a liquid outlet at the bottom of a first slurry cup, the vertical moving mechanism comprises a screw rod stepping motor, a guide rail and a sliding sleeve capable of sliding up and down on the guide rail, the screw rod stepping motor is fixed on a fixing frame on the left side of a sand separating main body pipe, the guide rail is fixed on the fixing frame on the right side of the screw rod stepping motor, a nut is mounted on the outer side of the screw rod stepping motor in a matched manner, the left side of the nut is fixedly connected with the right end of the conical plug through a connecting part, the right side of the nut is fixedly connected with the sliding sleeve, and the control part adopts a first single chip microcomputer which is respectively connected with the control end of the screw rod stepping motor, the control end of a digital steering engine, a liquid level detection module and an electric valve.

The vertical movement driving mechanism can comprise a through type screw rod stepping motor, a pair of first sliding rails and a first supporting frame, wherein the left end of the first supporting frame is fixedly connected with the lower rotary drum, the pair of first sliding rails are respectively fixed on the front side and the rear side of the bearing support, ball nuts of the through type screw rod stepping motor are fixedly connected with the first supporting frame, the upper end of the ball screw rod of the through type screw rod stepping motor is fixedly connected with the bearing support, and sliding blocks corresponding to the first sliding rails are respectively arranged on the front side and the rear side of the first supporting frame.

The rotation driving mechanism can comprise a stepping motor and a transmission mechanism, wherein the stepping motor is fixed on the first supporting frame, the power output end of the stepping motor is connected with the power input end of the transmission mechanism, the transmission mechanism comprises a driving belt wheel, a driven belt wheel and a transmission belt, the driving belt wheel is arranged at the power output end of the stepping motor, the driven belt wheel is fixed on the outer side of the lower rotary drum, and the driving belt wheel is connected with the driven belt wheel through the transmission belt.

At least one flushing pipe can be communicated with the top of the conical funnel, and the water outlet of the flushing pipe is tangential to the inner wall surface of the conical funnel.

The brush is fixedly arranged on the inner cylinder shaft above the inner cylinder through a bearing, and at least one outer cylinder flushing pipe capable of flushing the inner wall of the outer cylinder is circumferentially distributed on the outer side of the upper part of the brush.

The inner wall of the lower end of the second slurry cup can be a conical surface with a small upper part and a large lower part, the outer side surface of the bottom of the first cup is matched with the inner wall of the lower end of the second slurry cup, the outer diameter of the first liquid receiving groove is not smaller than the inner diameter of the lower end of the second slurry cup, a U-shaped second liquid receiving box with a left opening is fixedly arranged at the lower part of the first base corresponding to the lower position of the first liquid receiving box, a second liquid receiving groove with an upward opening and a U-shaped shape is arranged in the second liquid receiving box, each first liquid discharge pipe is arranged in the second liquid receiving groove, a plurality of second liquid discharge pipes are fixedly communicated at intervals at the bottom of the second liquid receiving groove, a fixing seat with the upper end fixedly arranged at the lower side of the stirring driving mechanism is fixedly arranged at the inner side of the second liquid receiving box, a mounting seat is fixedly arranged at the lower part of the first base corresponding to the left position of the fixing seat, a third liquid receiving box is fixedly arranged at the inner side of the lower part of the first base corresponding to the lower position of the first liquid discharging valve, and a third liquid discharge pipe is fixedly communicated at the right side of the lower part of the third liquid receiving box.

The mud cake testing component can comprise a testing seat, a first testing frame, a second testing frame, a first testing motor, a second testing motor, an electric push rod, a testing plate, a viscous block and a control unit, wherein the upper side of the left part of the second base is fixedly provided with the testing seat positioned above the filter screen belt, the first testing frame is arranged on the upper part of the testing seat in a sliding way along the upper and lower directions, the upper part of the first testing frame is provided with a testing screw hole which penetrates up and down, a testing screw rod is connected in the testing screw hole in a threaded way, the right part of the testing seat is fixedly provided with the first testing motor, the upper end of an output shaft of the first testing motor is in transmission connection with the lower end of the testing screw rod, the rear side of the left part of the first testing frame is fixedly provided with the second testing frame, the second testing motor is fixedly arranged on the second testing frame, the upper part of the second testing frame is rotationally provided with a right end and the left end of the output shaft of the second testing motor in a transmission connection together, a receiving and releasing block is fixedly arranged at the lower part of the second test frame corresponding to the lower position of the winding column, a receiving groove with a downward opening and communicated left and right is arranged at the lower side of the receiving and releasing block, threading holes with two lower ends extending to the bottom wall of the receiving groove are arranged at left and right intervals at the upper end of the receiving and releasing block, a receiving and releasing rope with a first end wound for a plurality of circles and fixedly arranged at the corresponding position of the winding column is arranged in each threading hole, a second end of each receiving and releasing rope is fixedly arranged at the upper part of the viscous block, an induction magnet sleeved at the outer side of the receiving and releasing rope is arranged at the upper part of each threading hole, a thickness probe with the lower end positioned below the viscous block is fixedly arranged at the lower side of the second test frame corresponding to the right position of the receiving and releasing block, a test plate with the upper side contacted with the inner ring surface of the upper part of the filter screen is arranged on the second base corresponding to the position between the third driven shaft and the fourth driven shaft, the front left side and the rear left side of the test board are fixedly provided with hinge lugs which are rotatably installed together at positions corresponding to the third driven shaft, an electric push rod is hinged between the lower side of the right part of the test board and the inner side of the left part of the second base, a gyroscope and a Hall sensor corresponding to the induction magnet are arranged at left and right intervals on the lower side of the left part of the test board, the thickness probe, the gyroscope and the Hall sensor are all electrically connected with a control unit, and the control unit is respectively electrically connected with a first test motor, a second test motor and a conveying motor.

The cleaning component can comprise a rotary joint, a central cylinder, a second cleaning motor, a cleaning box and a second cleaning pipe, wherein the rotary joint is arranged above the second cup cover, the lower end of the rotary joint is provided with the central cylinder with a cylindrical structure with a closed lower end in a sealing and rotating way, the lower end of the central cylinder is positioned at the inner side of the lower part of the third slurry cup after penetrating through the grouting hole in a sealing way, the outer side of the lower part of the central cylinder is discretely distributed with a radially through cleaning hole, the second base corresponding to the right position of the second cup cover is fixedly provided with the second cleaning motor which is electrically connected with the control unit, the upper end of an output shaft of the first cleaning motor is connected with the upper part of the central cylinder through belt pulley transmission, the lower side of the left part of the first testing frame is provided with a first rotating shaft which rotates forwards and backwards, the outer side of the left part of the first rotating shaft is fixedly arranged at the upper side of the right end of the cleaning box sleeved at the outer side of the lower part of the collecting and placing block, the upper part of the cleaning box is fixedly communicated with the second cleaning pipe, the outer side of the lower part of the first rotating shaft is fixedly provided with a first crank arm which is inclined in a left-high right-low shape, the right side of the first crank arm is fixedly provided with a second rotating shaft which is parallel to the first rotating shaft, the left side of the rear part of the test seat corresponding to the position above the second rotating shaft is rotatably provided with a left-right third rotating shaft, the outer side of the left part of the third rotating shaft is fixedly provided with a first gear, the upper part of the test seat corresponding to the position above the third rotating shaft is rotatably provided with a fourth rotating shaft which is parallel to the third rotating shaft, the outer side of the left part of the fourth rotating shaft is fixedly provided with a second gear which is meshed with the first gear, the left side of the second gear is fixedly provided with a fixed sleeve, the outer side of the fixed sleeve is uniformly provided with at least one toggle tooth along the circumference, the left side of the third rotating shaft corresponding to the left side of the second gear is provided with a reverse Z-shaped second crank arm, the outer side of the other end of the second crank arm is sleeved with a first connecting arm, the first connecting arm lower extreme is articulated to be connected with the lower extreme suit in the second linking arm in second pivot rear portion outside, first test frame upper portion fixed mounting has the pawl that can make the unidirectional rotation of second gear, the second test frame rear portion downside that corresponds pawl below position is equipped with the spacing recess of opening backward, spacing recess rotation is installed the rear end and can be followed the second test frame and lift and make one of them stir tooth swing and then make second gear pivoted catch bar, catch bar front end upside and spacing recess front portion diapire contact.

The inner wall of the lower end of the third slurry cup can be a conical surface with a small upper part and a large lower part, the outer side of the second cup bottom is matched with the inner side of the lower end of the third slurry cup, an annular liquid collecting box is fixedly arranged on the lower side of the second cup bottom, an annular groove with an upward opening is formed in the liquid collecting box, the outer diameter of the annular groove is larger than that of the second cup bottom, a plurality of liquid discharging pipes are fixedly communicated with the bottom of the liquid collecting box at intervals, a lifting driving mechanism comprises a lifting screw rod, a mounting frame, a second sliding rail, a guide rail and a lifting motor electrically connected with a control unit, an L-shaped support plate is fixedly arranged on the lower side of the second cup bottom corresponding to the outer side of the filter pipe, a threaded through hole is formed in the lower part of the support plate, a mounting frame is fixedly arranged in the second base corresponding to the lower position of the support plate, the upper end of an output shaft of the lifting motor is in threaded connection with the lower end of the lifting screw rod in a threaded through hole in a transmission manner, a plurality of second sliding rails are uniformly distributed on the outer side of the liquid collecting box along the circumference at intervals, the upper end of the second sliding rail is provided with guide grooves which are vertically communicated and the opening outwards, and the guide rail is fixedly arranged in the second base corresponding to the position of the second sliding rail.

The upper chamber opening and closing mechanism can comprise a digital steering engine and a flashboard, wherein the digital steering engine is fixedly arranged at the left upper part of the sand separating main body pipe, the flashboard is arranged at the left end of the upper chamber through a rotating shaft, and the power output end of the digital steering engine is connected with the rotating shaft.

The left liquid outlet end of the sand separating main body pipe is communicated with the liquid inlet end of the upper end of the first measuring cylinder through a buffer pipe fitting, the left liquid outlet end of the sand separating main body pipe is in a conical shape with a wide upper part and a narrow lower part, and the buffer pipe fitting is in a funnel shape.

The rheological property testing module can comprise a strain gauge, the deformation piece adopts a spring steel sheet, an electric stirrer and a slurry tank liquid level electrode are arranged on the slurry tank, a liquid outlet is arranged at the lower part of the slurry tank, the high liquid level monitoring module is a high-level electrode for monitoring high liquid level, and the low liquid level monitoring module is a low-level electrode for monitoring low liquid level.

The distillation tube can comprise a connecting section, a condensing section and a converging section, wherein the left end of the connecting section is fixedly communicated with the outer side of the upper part of the second slurry cup, the right end of the connecting section is fixedly communicated with the left end of the condensing section which is inclined in a left-high-right low shape, the right end of the condensing section is fixedly communicated with the upper end of the converging section which is vertically arranged and the lower end of the condensing section is positioned on the inner side of the upper part of the second measuring cylinder, a first cleaning tube is fixedly communicated on the connecting section, an electromagnetic valve is arranged on the first cleaning tube, a plurality of cooling fins are sequentially arranged on the outer side of the condensing section from left to right along the axial direction, a cooling fan is arranged on one side of each cooling fin far away from the condensing section, and each cooling fan is connected with a temperature and humidity sensor;

A waste liquid box can be arranged below the liquid discharge end of the first measuring cylinder.

The top of the first pulp cup can be fixed with a pulp cover, and the pulp cup flushing pipe is arranged on the pulp cover.

The rheological property measurement functional module can also comprise a second single chip microcomputer, wherein the second single chip microcomputer is electrically connected with the control end of the through screw rod stepping motor, the control end of the electric stirrer, the push rod driving motor, the slurry tank liquid level electrode, the high-level electrode and the low-level electrode respectively.

The upper part of the first base corresponding to the left position of the second slurry cup is fixedly provided with a first cleaning motor, and the outer side of the upper end of an output shaft of the first cleaning motor is in transmission connection with the outer side of the upper part of the center pile through a belt wheel.

Above-mentioned mud cake generates subassembly still can include relief valve and level gauge, and second bowl cover upper end interval is equipped with pressure release hole and the position hole of lining up from top to bottom, and relief valve lower extreme sealing mounting is in the pressure release hole, and level gauge upper portion sealing mounting is in the position hole, and relief valve and level gauge are all connected with the control unit electricity, and the test dock upper portion left side fixed mounting that corresponds the observation hole top position has the host computer, and the host computer is connected with control unit, first singlechip, second singlechip respectively.

The second technical scheme of the invention is realized by the following measures: a testing method of a modularized drilling fluid routine performance detection system comprises a sand content measuring method, a funnel viscosity measuring method, a rheological property measuring method, an oil-water solid phase measuring method, a medium-pressure water loss measuring method, a mud cake thickness measuring method and a mud cake viscosity coefficient measuring method;

the sand content measuring method is carried out according to the following steps: step one, taking sand, namely injecting slurry required by testing into a first slurry cup through a slurry cup flushing pipe, and determining whether the slurry reaches the liquid level of the slurry injection required amount or not through a liquid level detection module; when the slurry in the first slurry cup reaches the requirement of the test amount, a screw rod stepping motor is started, a conical plug moves downwards under the drive of the screw rod stepping motor, a liquid outlet at the bottom of the first slurry second cup is opened, the slurry flows into a sand separating main body pipe through the liquid outlet at the bottom of the first slurry second cup, in order to enable the slurry to smoothly pass through a filter screen, the slurry is injected into the sand separating main body pipe, meanwhile, a vibrating motor above the sand separating main body pipe starts vibrating, meanwhile, clear water is injected through an upper flushing pipe and a lower flushing pipe, the slurry can smoothly pass through the filter screen, filtered sand is concentrated on the filter screen on the right side of a flashboard of an upper chamber, cleaning liquid formed by cleaning the slurry flows into a first measuring cylinder, an electric valve at the lower end of the first measuring cylinder is opened, the cleaning liquid of the first measuring cylinder flows into a waste liquid box and is finally discharged from the water outlet of the waste liquid box, and after the slurry is washed, the conical plug moves upwards under the drive of the screw rod stepping motor to close the liquid outlet at the bottom of the first slurry second cup, and then the next step is operated; step two, shakeout and measurement: closing an electric valve at the lower end of the first graduated cylinder, closing a liquid discharge end at the lower end of the first graduated cylinder, controlling a rotating shaft by a digital steering engine to rotate clockwise by a certain angle to enable a flashboard to be opened leftwards, after the flashboard is opened, enabling filtered sand to fall into the first graduated cylinder, injecting a required amount of clean water into a first slurry cup, opening a liquid discharge port at the bottom of a second cup of the first slurry, simultaneously injecting clean water through an upper flushing pipe and a lower flushing pipe, flushing sand on the right side of the flashboard and sand on a filter screen into the first graduated cylinder, measuring the liquid level in the first graduated cylinder, comparing the liquid level with the injection equivalent amount of clean water, wherein the difference of the volumes of the two is the volume of the sand, and obtaining a sand content result;

The funnel viscosity measurement method is carried out according to the following method: filling slurry into a conical funnel through a grouting pipe, measuring the liquid level of the slurry in the conical funnel by using a high-level electrode and a low-level electrode, determining whether the slurry reaches an upper limit set value of the liquid level by using the high-level electrode, judging that the liquid level reaches the upper limit set value of the liquid level when the conductivity of the high-level electrode is changed severely, driving a conical plug rod by using a push rod to move rightwards, enabling the conical plug rod to drive a funnel conical plug to open, starting to flow out the slurry in the conical funnel after the funnel conical plug is opened, starting to time when the slurry in the conical funnel starts to flow out, and determining whether the required amount of slurry flows out of the conical funnel by judging the conductivity of the low-level electrode during the process; when the conductivity of the low-level electrode changes drastically, the liquid level is low enough to meet the condition of the required outflow, at the moment, stopping timing and recording the time, and calculating the funnel viscosity of the slurry according to the recorded time;

the rheological measurement method is carried out according to the following steps: all the slurry in the conical hopper is leaked into a slurry tank, the lower rotary drum is driven by the through screw rod stepping motor to descend to a testing position in the slurry tank, the stepping motor drives the lower rotary drum to rotate at six different speeds, gaps are reserved between the lower rotary drum and the middle inner drum, the lower rotary drum drives the slurry to rotate when rotating, the slurry drives the inner drum to rotate and deviate due to the viscosity of the slurry, so that a spring steel sheet is bent and deformed, the resistance value of a strain gauge adhered to the spring steel sheet is changed and converted into a moment deviation value, and the rheological property value is measured;

The oil-water solid phase measurement method is carried out according to the following steps: step one, distillation: injecting slurry to be detected into the second slurry cup through the slurry injection pipe, then starting the heating plate and the stirring driving mechanism simultaneously, heating the slurry to be detected by the heating plate, driving the stirring teeth to stir the slurry to be detected by the stirring driving mechanism, and monitoring the temperature of the slurry to be detected and the humidity of the second slurry cup by the temperature and humidity sensor and controlling the operation of the heating plate; step two, measuring: the second driving mechanism part drives the second measuring electrode to move up and down, the lower end surface of the second measuring electrode is an oil-water interface when the conductivity measured by the second measuring electrode is obviously changed, the position of the lower end of the second measuring electrode in the second measuring cylinder is recorded, and the volume of water or oil is calculated;

the medium-pressure water loss measurement method is carried out according to the following steps: placing filter paper on a filter screen belt at the bottom of a second cup, driving the second cup to move upwards and seal with the lower end of a third slurry cup by a lifting motor, closing a drain valve, injecting drilling fluid into the third slurry cup by a drilling fluid pump, starting a locking motor, driving a gear ring and a locking screw to rotate by the locking motor, driving the third slurry cup to move upwards and seal with a second cup cover, then injecting air into the third slurry cup by a high-pressure air pump through a central cylinder and pressurizing, then opening the drain valve, starting timing when a first drop of filtrate drops into the third slurry cup through the lower end of a filter tube, recording the liquid level in the third measuring cylinder until the set time, if the filtrate level in the third measuring cylinder is too much, rapidly opening the second waste liquid valve, closing the third measuring cylinder, continuously reading the filtrate after the liquid level again, recording all values again if the filtrate level in the third measuring cylinder exceeds the set position again, repeating the actions, and finally recording all values, and calculating the total volume of the filtrate;

The mud cake thickness measuring method is carried out according to the following steps: after the medium-pressure water loss measurement is finished, the pressure release valve is opened, the air pressure in the third slurry cup is released, the locking motor drives the locking screw rod to reversely rotate, the third slurry cup and the second cup cover are opened, the lifting motor drives the lifting screw rod to rotate, the second cup bottom is enabled to descend, redundant drilling fluid can flow into the liquid collecting box along the periphery of the second cup bottom, the lower side of the third slurry cup releases mud cakes with redundant drilling fluid and is positioned on filter paper of the filter screen belt, the filter screen belt is driven by the second synchronous belt and the third synchronous belt, the filter screen belt stops when left to the lower side of the cleaning box, the first test motor drives the testing screw rod to drive the first testing frame to slide upwards, the pushing rod lifts stirring teeth at the front lower side after rising along with the second testing frame, the second gear and the first gear rotate, finally the upper side of the left end of the cleaning box is swung downwards, then the first testing motor drives the testing screw rod to slide downwards, the thickness probe is enabled to descend, two poles of the lower end of the thickness probe are electrified to analyze the conductivity, when the air enters water, the thickness probe is changed drastically, and the thickness change when the thickness change is slightly occurs, namely the thickness change reaches the lower end of the probe is calculated;

The mud cake viscosity coefficient measuring method is carried out according to the following steps: after the thickness of the mud cake is calculated, the second test motor drives the winding column to rotate, the viscous block is released, the viscous block falls on the mud cake, the piston rod of the electric push rod extends out, the right end of the test board is higher than the left end, the gyroscope records the deflection angle of the test board, meanwhile, the Hall sensor calculates the magnetic field of the induction magnet, when the magnetic field changes, the viscous block is indicated to slide along the surface of the mud cake to displace, the numerical value of the gyroscope is recorded at the moment, namely the angle generated by the test board, and the viscosity coefficient of the mud cake is converted.

The following is a further optimization and/or improvement of the second technical scheme of the invention:

the above-mentioned cleaning operation can also include cleaning operation, and the cleaning operation of sand-containing measuring function module is implemented according to the following method: opening an electric valve at the lower end of the first measuring cylinder, opening a liquid discharge end at the lower end of the first measuring cylinder, and enabling sand and clean water to flow into a waste liquid box together, wherein all the liquid discharge port at the bottom of the first slurry second cup, the flashboard and the liquid discharge end at the lower end of the first measuring cylinder are in a normally open state; injecting clear water into the pulp cup flushing pipe, the upper flushing pipe and the lower flushing pipe, enabling the clear water to flow through the first pulp cup, the sand separating main body pipe, the first measuring cylinder and finally flow into the waste liquid box, finally discharging the clear water through a water outlet of the waste liquid box, injecting hot air into the pulp cup flushing pipe, the upper flushing pipe and the lower flushing pipe after cleaning, enabling the hot air to flow through the first pulp cup, the sand separating main body pipe and the first measuring cylinder, drying all working parts, and closing an electric valve at the lower end of the first measuring cylinder, a liquid outlet at the bottom of the first pulp second cup and a gate plate after drying;

The cleaning operation of the rheological measurement functional module is carried out according to the following method: the method comprises the steps that a liquid outlet of a slurry tank is opened, after tested slurry is discharged, a stepping motor drives a lower rotary drum to continuously rotate, a through screw rod stepping motor is started to drive the lower rotary drum to ascend, an inner drum and a brush are in a static state, an outer drum flushing pipe above the brush starts to spray water, the lower rotary drum ascends to a cleaning position, the lower rotary drum is opposite to the brush, the brush is flushed by clean water, the brush cleans the inner wall of the lower rotary drum, the reserved slurry flows into the slurry tank, meanwhile, clean water starts to be injected into a conical funnel through a flushing pipe, clean water starts to clean along the inner wall of the conical funnel, a funnel conical plug is in a normally open state, the inflowing clean water directly flows into the slurry tank, when the clean water in the slurry tank reaches a certain liquid level, an electric stirrer on the slurry tank starts to stir, and the stirred clean water can remain in the inner drum in the slurry tank; the cleaning waste liquid is discharged from a liquid outlet of the slurry tank, and after the cleaning waste liquid is emptied, the cleaning work is finished;

the cleaning work of the oil-water solid phase measurement functional module is carried out according to the following method: the second driving motor drives the second measuring electrode to ascend, the first waste liquid valve is opened, the grouting pipe and the first cleaning pipe are connected with the water-air pump, clean water is pressurized by the water-air pump and then injected into the center pile, the first cleaning motor is started, the center pile rotates for a period of time at a rotating speed not higher than 100rpm, the first cleaning motor is stopped, the stirring driving mechanism is started to drive the stirring teeth to repeatedly crush and redissolve solidified mud residues, meanwhile, an electromagnetic valve on the first cleaning pipe is opened, clean water starts to clean the distillation pipe, the cleaned liquid flows into the second measuring cylinder along the condensing section and the converging section, the second measuring cylinder is cleaned, finally, the first driving motor is started to move under the first cup, the liquid in the second slurry cup flows into the third liquid receiving box through the first liquid receiving tank, the second liquid receiving tank and the second liquid receiving tank, the second liquid in the second measuring cylinder flows into the third liquid receiving box, after the liquid flows completely, the first cup bottom ascends under the driving motor and flows into the second slurry cup and flows into the second cylinder through the gap with the second slurry pipe, and the second slurry pipe is opened, and the hot air flow into the second cup flows into the second cup through the first air pump, and the second slurry pipe is heated, and the air flow into the second cup is heated to clean the inner wall, and the air flow through the first slurry pipe and the second slurry pipe is heated, and the air pump is heated; the first cleaning motor stops working, the first cup bottom is driven by the first driving motor to rise and is closed with the lower end of the second slurry cup, and the electromagnetic valve and the first waste liquid valve on the first cleaning pipe are closed;

The cleaning work of the water loss performance measuring functional module is carried out according to the following method: after the viscosity coefficient measurement is finished, the second test motor drives the wrapping post, the viscous block is pulled to rise and clamp into the storage groove at the lower end of the collecting and releasing block, the first test motor drives the test screw to drive the first test frame to rise to the top again, the push rod drives the other stirring rod to rise, so that the cleaning box is reset and turned up, the first test motor drives the first test frame to descend again, the collecting and releasing block and the thickness probe are enabled to descend into the cleaning box, finally, the second cleaning pipe is connected with a water source and then starts to spray water, the viscous block and the thickness probe are cleaned, after the cleaning is finished, the first test frame ascends to the top again, the cleaning box is turned up, the first test motor drives the first test frame to descend again, so that the collecting and releasing block and the thickness probe descend to the ready working height, simultaneously, the filter screen belt is pulled by the second synchronous belt and the third synchronous belt, the water pump is injected into the central cylinder, the central cylinder is driven to rotate by the second cleaning motor, the cleaning hole on the central cylinder is used for cleaning the third inner wall, the cleaning valve is opened, the cleaning liquid flows into the cleaning cylinder through the cleaning hole on the central cylinder, the cleaning hole on the cleaning cylinder is simultaneously, the cleaning cylinder is driven by the second cleaning pump is driven by the second synchronous belt, the second pump is used for cleaning liquid flows into the filter paper, and the second pump is driven by the second filter cylinder, and the second pump is sealed by the filter paper, after the second pump is cooled down to the filter paper, the filter paper is cleaned, and the second pump is cooled down in the filter cup is sequentially, and finally, the water is cleaned, and the water is conveyed into the cleaning cylinder and the filter cup and has a high level, and a high level.

The invention has reasonable and compact structure, can test a plurality of properties of drilling fluid at the same time, is convenient for observing, disassembling and maintaining the sand-containing measurement function module, the rheological property measurement function module, the oil-water solid phase measurement function module and the water loss property measurement function module, can effectively solve the problems of multiple types of test instruments, dispersed functions, difficult carrying, large error of human reading values, serious restriction on automation of measurement industry, informatization development of drilling fluid technology and large-scale application of large data of the conventional drilling fluid measurement equipment, and has the characteristics of safety, labor saving, high efficiency, good popularization and strong expansibility.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a first embodiment.

Fig. 2 is a schematic left-view structure of the first embodiment.

Fig. 3 is a schematic diagram of a front view of a sand-containing measurement function module according to the first embodiment.

Fig. 4 is a schematic view of a partial sectional structure of a sand-containing measuring functional module in the first embodiment.

Fig. 5 is a schematic diagram showing a front view of a rheological measurement function module according to the first embodiment.

Fig. 6 is an enlarged partial cross-sectional schematic view of fig. 5.

Fig. 7 is a schematic perspective view of a rheological measurement function module in the first embodiment.

Fig. 8 is a schematic diagram of a front view of an oil-water solid phase measurement functional module according to the first embodiment.

Fig. 9 is a schematic top view of an oil-water solid phase measurement functional module according to the first embodiment.

Fig. 10 is a schematic diagram of the right-view structure of the oil-water solid phase measurement functional module in the first embodiment.

Fig. 11 is a schematic perspective view of the oil-water solid phase measurement functional module according to the first embodiment, with the third liquid receiving box removed.

Fig. 12 is a schematic cross-sectional structure of a second slurry cup of the oil-water solid phase measurement functional module in the first embodiment.

Fig. 13 is a schematic view of a partial sectional structure of a water loss performance measurement function module according to the first embodiment.

Fig. 14 is a schematic top view of the water loss performance measurement module according to the first embodiment with the rotary joint removed.

Fig. 15 is a schematic diagram showing a three-dimensional structure of a mud cake testing assembly of a water loss performance measurement function module according to the first embodiment.

Fig. 16 is a schematic diagram showing a three-dimensional structure of a mud cake testing assembly of the water loss performance measurement function module in the first embodiment.

Fig. 17 is a schematic diagram showing an enlarged rear sectional structure of a mud cake testing assembly of a water loss performance measurement function module in the first embodiment.

The codes in the drawings are respectively: 1a is a first slurry cup, 2a is a sand separating main body pipe, 3a is a first measuring cylinder, 4a is a fixing frame, 5a is a slurry cup water flushing pipe, 6a is an upper chamber, 7a is a lower chamber, 8a is a filter screen, 9a is an upper flushing pipe, 10a is a lower flushing pipe, 11a is a vibration motor, 12a is a valve, 13a is a taper plug, 14a is a screw rod stepping motor, 15a is a guide rail, 16a is a sliding sleeve, 17a is a nut, 18a is a connecting part, 19a is a digital steering engine, 20a is a flashboard, 21a is a buffer pipe fitting, 22a is a waste liquid box, 23a is a slurry cover, 1b is a bearing bracket, 2b is a taper funnel, 3b is a slurry tank, 4b is a slurry filling pipe, 5b is an inner barrel, 6b is a lower rotary drum, 7b is an inner barrel shaft, 8b is a funnel taper plug, 9b is a taper plug rod, 10b is a taper rod operation slot hole, 11b is a through screw rod stepping motor, 12b is a first guide rail, 13b is a first support frame, 14b is a sliding block, 15b is a belt pulley, 16b is a driven belt stepping pulley, 17b is a driven belt, 18b is a spring steel sheet, 19b is a flushing pipe, 20b is an outer cylinder flushing pipe, 21b is a brush, 22b is an electric stirrer, 23b is a high-level electrode, 24b is a low-level electrode, 25b is a ball nut, 26b is a ball screw, 1c is a first base, 2c is a second slurry cup, 3c is a second measuring cylinder, 4c is a rotary joint, 5c is a first cup cover, 6c is a first cup bottom, 7c is a heating plate, 8c is a first measuring electrode, 9c is a second measuring electrode, 10c is a second waste liquid valve, 11c is a center pile, 12c is a temperature and humidity sensor, 13c is a stirring driving mechanism, 14c is a stirring shaft, 15c is a stirring tooth, 16c is a fixed seat, 17c is a first liquid receiving box, 18c is a second liquid receiving box, 19c is a third liquid receiving box, 20c is a first liquid discharging pipe, 21c is a second liquid discharging pipe, 22c is a third liquid discharging pipe, 23c is a guide rod, 24c is a sliding sleeve, 25c is a connecting section, 26c is a condensing section, 28c is a first cleaning pipe, 29c is a grouting pipe, 30c is a radiating fin, 31c is a radiating fan, 32c is a first driving motor, 33c is a first screw rod, 34c is a first screw nut, 35c is a second supporting frame, 36c is a mounting seat, 37c is a second driving motor, 38c is a second screw rod, 39c is a second screw nut, 40c is a first cleaning motor, 1d is a second base, 2d is a third slurry cup, 3d is a second cup cover, 4d is a second cup bottom, 5d is a fixed ring, 6d is a locking screw, 7d is a connecting lug, 8d is a fixed lug, 9d is a locking gear, 10d is a locking motor, 11d is a gear ring, 12d is a sliding shaft, 13d is a limiting block, 14d is a guide gear, 15d is a locking driving gear, 16d is a first synchronous belt, 17d is a compression spring, 18d is a filter pipe, 19d is a third cylinder, 20d is a liquid discharge valve, 21d is a second motor, 22d is a driving shaft, 23d is a front driving shaft, 24d is a driving shaft, 25d is a first driven shaft, 26d is a second driven shaft, 27d is a third driven shaft, 28d is a fourth driven shaft, 29d is a fifth driven shaft, 30d is a sixth driven shaft, 31d is a second synchronous belt, 32d is a third synchronous belt, 33d is a filter screen belt, 34d is a test seat, 35d is a first test frame, 36d is a second test frame, 37d is a first test motor, 38d is a second test motor, 39d is an electric push rod, 40d is a test plate, 41d is a hinge lug, 42d is a test screw, 43d is a winding column, 44d is a winding block, 45d is a viscous block, 46d is a winding rope, 47d is a thickness probe, 48d is an induction magnet, 49d is a gyroscope, 50d is a Hall sensor, 51d is a rotary joint, 52d is a central cylinder, 53d is a first cleaning motor, 54d is a cleaning box, 55d is a second cleaning tube, 56d is a first rotary shaft, 57d is a second rotary shaft, 58d is a third rotary shaft, 44d is a fourth rotary shaft, 60d is a rotary shaft, 61d is a second gear, 62d is a fixed sleeve, 63d is a toggle tooth, 64d is a first crank arm, 65d is a second crank arm, 66d is a first connecting arm, 67d is a second connecting arm, 68d is a pawl, 69d is a push rod, 70d is a liquid collecting box, 71d is a liquid discharging pipe, 72d is a lifting motor, 73d is a lifting screw, 74d is a mounting frame, 75d is a supporting plate, 76d is a second sliding rail, 77d is a guide rail, 1e is a test dock, 2e is a first observing baffle, 3e is a second observing baffle, 4e is a third observing baffle, and 4e is a fourth observing baffle.

Detailed Description

The present invention is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present invention.

In the present invention, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 1 of the specification, for example: the positional relationship of the front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.

The invention is further described below with reference to examples and figures:

embodiment one: as shown in fig. 1 to 2, the conventional performance detection system for the modularized drilling fluid comprises a test dock 1e with a box structure, and a sand-containing measurement function module, a rheological property measurement function module, an oil-water solid phase measurement function module and a water loss performance measurement function module which are arranged in the test dock 1e at intervals from front to back.

As shown in fig. 3 to 4, the sand-containing measuring functional module includes a first slurry cup 1a, a sand-dividing main body pipe 2a, a first measuring cylinder 3a and a fixing frame 4a, the first slurry cup 1a is fixed at the right upper part of the fixing frame 4a, the first measuring cylinder 3a is fixed at the left lower part of the fixing frame 4a, and the sand-dividing main body pipe 2a is arranged on the fixing frame 4a between the first slurry cup 1a and the first measuring cylinder 3 a; the device comprises a first slurry cup 1a, a slurry cup flushing pipe 5a fixedly communicated with the first slurry cup 1a, a filter screen 8a which divides the interior of the slurry cup 1a into an upper chamber 6a and a lower chamber 7a is transversely fixed in the slurry cup 2a, the filter screen 8a and the slurry cup 2a are both inclined from left to right, the left end of the filter screen 8a is fixedly communicated with the inner wall of the left end of the slurry cup 2a, a liquid outlet at the bottom of the first slurry cup 1a is positioned in the right liquid inlet end of the slurry cup 2a above the filter screen 8a, a conical plug plugging mechanism which can open and close the liquid outlet at the bottom of the first slurry cup 1a is arranged at the liquid outlet at the bottom of the first slurry cup 1a, an upper chamber opening and closing mechanism which can open and close the left end of the upper chamber 6a is arranged at the left end of the filter screen 8a is arranged at the left upper end, at least one upper flushing pipe 9a is fixedly communicated with the left end of the slurry cup 2a corresponding to the upper chamber opening and closing mechanism, at least one lower flushing pipe 10a is fixedly communicated with the slurry cup 2a corresponding to the lower chamber 7a, a valve 11a is arranged at the left end of the slurry cup 2a corresponding to the lower chamber 7a, and a liquid outlet end of the slurry cylinder 3 is fixedly communicated with the liquid outlet end of the first slurry cylinder 3a is arranged at the upper end of the slurry cylinder 3 a.

According to the requirement, the digital steering engine 19a is a steering engine with a known structure, and the mesh number of the filter screen 8a is 200. The slurry feeding operation is controlled through the conical plug plugging mechanism, sand separated from slurry is trapped onto the filter screen 8a through the upper chamber opening and closing mechanism, then the upper chamber opening and closing mechanism is opened, sand content measurement is carried out after auxiliary sand is flushed into the first measuring cylinder 3a, after the sand content measurement is completed, the conical plug plugging mechanism and the upper chamber opening and closing mechanism are combined to assist the whole measuring instrument in cleaning operation, the distance between the left end of the filter screen 8a and the left end of the sand separation main pipe 2a is set, the opening and closing of the upper chamber opening and closing mechanism are facilitated, the vibration motor 11a can vibrate the sand separation main pipe, the separation of the slurry is facilitated, the inclined sand separation main pipe 2a and the filter screen 8a are facilitated, meanwhile, the sand which is trapped and separated is flushed to the left side of the filter screen 8a in the filtering process is facilitated, and the inclination angle can be smaller than 30 degrees.

As shown in fig. 5 to 7, the rheological measurement functional module comprises a viscosity test mechanism, a rheological test mechanism and a bearing bracket 1b; the viscosity testing mechanism comprises a conical funnel 2b and a slurry tank 3b, wherein a grouting pipe 4b is communicated with the upper part of the conical funnel 2b, the bottom outlet of the conical funnel 2b is fixed in the slurry tank 3b, a high liquid level monitoring module capable of monitoring that the slurry liquid level of the conical funnel 2b reaches a liquid level upper limit set value and a low liquid level monitoring module capable of monitoring that the slurry liquid level of the conical funnel 2b drops to a liquid level lower limit set value are respectively arranged on the conical funnel 2b, and a funnel plugging mechanism capable of plugging the bottom outlet of the conical funnel is fixedly arranged at the bottom outlet of the conical funnel 2 b; the rheological test mechanism comprises an inner cylinder 5b, a lower rotary cylinder 6b, a rheological test module, a vertical movement driving mechanism capable of driving the lower rotary cylinder 6b to move up and down and a rotation driving mechanism capable of driving the lower rotary cylinder 6b to rotate, an inner cylinder shaft 7b is fixed on the inner cylinder 5b, the upper portion of the inner cylinder shaft 7b is fixedly connected with a bearing bracket 1b through a deformation piece, the rheological test module is fixed on the deformation piece, one end of the rotation driving mechanism is connected with the lower rotary cylinder 6b, a working hole is formed in the top of a mud tank 3b, the lower rotary cylinder 6b can vertically penetrate through the working hole, the lower rotary cylinder 6b is located outside the inner cylinder 5b, and a gap is reserved between the lower rotary cylinder 6b and the inner cylinder 5 b.

The viscosity testing mechanism and the rheological testing mechanism are integrated into a whole by the rheological testing functional module, and the rheological testing functional module has the functions of viscosity testing and rheological testing, has compact structure and functions, is convenient to carry, can realize the conventional performance repeated testing of the full-automatic drilling fluid, has repeated operation consistency, greatly saves personnel cost, lightens personnel labor intensity and has strong popularization and application values.

As shown in fig. 8 to 12, the oil-water solid phase measurement function module comprises a first base 1c, a second slurry cup 2c, a stirring driving mechanism 13c, a first driving mechanism, a second driving mechanism, a distillation tube, a center pile 11c and a second measuring cylinder 3c, wherein the second slurry cup 2c with a hollow structure is fixedly arranged at the left part of the first base 1c, a first cup cover 5c is fixedly arranged at the upper end of the second slurry cup 2c in a sealing manner, a rotary joint 4 is arranged above the first cup cover 5c, a first mounting hole communicated with the inside and the outside is arranged at the center of the first cup cover 5c, the lower end of the rotary joint 4 is rotatably provided with the center pile 11c with a cylindrical structure with a closed lower end in a sealing manner, the lower end of the center pile 11c is positioned at the lower part of the second slurry cup 2c after penetrating through the first mounting hole in a sealing manner, radially through cleaning holes are discretely distributed at the outer side of the lower part of the center pile 11c, a grouting tube 29 is fixedly communicated at the left side of the upper part of the second slurry cup 2c, the lower end of the second slurry cup 2c is provided with a first cup bottom 6c in a sealing manner, the inner side of the upper part of the first cup bottom 6c is provided with a heating plate 7c, the end part of the heating plate extends out of the lower end of the first cup bottom 6c, the lower end of the first cup cover 5c is provided with a first fixing hole and a second fixing hole which are penetrated up and down, the temperature and humidity sensor 12c connected with the heating plate 7c is fixedly arranged in the first fixing hole in a sealing manner, the second fixing hole is fixedly provided with a first measuring electrode 8c which is used for measuring the slurry level in the second slurry cup 2c and is connected with the heating plate 7c in a sealing manner, the lower part of the first base 1c is provided with a first driving mechanism which can enable the first cup bottom 6c to move up and down, the center of the first cup bottom 6c is provided with a stirring hole which penetrates up and down, the lower part of the first base 1c corresponding to the stirring hole is fixedly provided with a stirring driving mechanism 13c, the upper end of a stirring shaft 14c of the stirring driving mechanism 13c is positioned below the center pile 11c after penetrating through the stirring hole in a sealing manner, a plurality of stirring teeth 15 are uniformly distributed on the outer side of the upper part of the stirring shaft 14c corresponding to the position above the first cup bottom 6c along the circumference at intervals, a second measuring cylinder 3c is fixedly arranged on the right part of the first base 1c corresponding to the position right of the second slurry cup 2c, a second measuring electrode 9c capable of measuring conductivity and a distillation tube communicated with the upper end of the second slurry cup 2c are arranged on the inner side of the upper end of the second measuring cylinder 3c at intervals, a second driving mechanism capable of enabling the second measuring electrode 9c to move up and down is arranged on the right part of the first base 1c, a liquid discharge hole is formed in the lower end of the second measuring cylinder 3c, and a first waste liquid valve 10c capable of opening and closing the liquid discharge hole is arranged on the lower part of the first base 1 c.

According to the requirement, the stirring driving mechanism 13c is a planetary gear motor which is known in the prior art, the first measuring electrode 8c is a lever fork type level switch of JH-YC series, the second measuring electrode 9c is a lever fork type level switch which is known in the prior art, for example, a DDG-403BA type intelligent conductivity monitor, the temperature and humidity sensor 12c is a high-precision temperature and humidity sensor of DB4201GS industrial level current type, for convenience in control and expansion, the first measuring electrode 8c and the temperature and humidity sensor 12c are electrically connected with the input end of a single chip microcomputer which is known in the prior art, and the output end of the single chip microcomputer is connected with the heating plate 7 c. In the use process, slurry is injected into the second slurry cup 2c through the slurry injection pipe 29, when the liquid measured by the first measuring electrode 8c reaches a set value, the slurry injection is stopped, then the heating plate 7c starts to be electrified and heated, the stirring teeth 15 are driven by the stirring driving mechanism 13c to slowly stir, and the slurry is uniformly heated and evaporates water and oil; the evaporated water vapor or oil vapor enters a distillation tube connected to the second slurry cup 2c, condensed water or oil is dripped into the second measuring cylinder 3c, finally, the second measuring electrode 9c is moved up and down by a second driving mechanism, the liquid level of the liquid in the second measuring cylinder 3c is the interface between the oil level and the water level when the conductivity of the liquid is obviously changed, then the position of the second measuring electrode 9c is recorded, thus obtaining the volume of water or oil, the slurry in the second slurry cup 2c can be heated according to the set value by arranging the heating plate 7c and the temperature and humidity sensor 12c, the automation degree is high, the control is convenient, the function test can be realized fully automatically after the setting, the manual intervention is not needed, the structure is reasonable and compact, the use is convenient, the characteristics of flexibility, the small size and the expandability are achieved, the repeated test of the oil-water solid phase of the full-automatic drilling liquid can be realized, the labor intensity is saved greatly, the labor intensity is lightened, and the popularization and application value is high.

As shown in fig. 13 and 14, the water loss performance measurement functional module comprises a second base 1d, a mud cake generating component, a filter paper conveying component, a mud cake testing component and a cleaning component, wherein the mud cake generating component for generating mud cakes from drilling fluid and the mud cake testing component for testing thickness and viscosity coefficient of the mud cakes are arranged on the second base 1d from right to left at intervals, the filter paper conveying component for conveying the mud cakes made by the mud cake generating component to the mud cake testing component is also arranged on the second base 1d, the cleaning component is arranged on the upper side of the filter paper conveying component, the mud cake generating component comprises a third slurry cup 2d, a second cup cover 3d, a second cup bottom 4d, a locking screw 6d, a locking gear 9d, a locking motor 10d and a gear ring 11d, a second cup cover 3d with a vertically-through grouting hole is fixedly arranged on the upper side of the right part of the second base 1d, a third slurry cup 2d with a hollow structure is arranged below the second cup cover 3d, at least three connecting lugs 7d are circumferentially and alternately distributed on the outer side of the upper end of the third slurry cup 2d, locking threaded through holes are formed in the upper end of each connecting lug 7d, locking screw rods 6d are screwed in each locking threaded through hole, fixing plates are fixedly arranged on the outer side of the second cup cover 3d corresponding to the position of each connecting lug 7d, the upper end of each locking screw rod 6d is rotatably arranged together with the fixing plate corresponding to the position, locking gears 9d are fixedly arranged on the outer side of the upper part of each locking screw rod 6d corresponding to the position of the lower side of each fixing plate, a plurality of fixing lugs 8d are circumferentially and alternately distributed on the outer side of the middle part of the third slurry cup 2d, fixing rings 5d are fixedly arranged on the outer side of the lower part of the third slurry cup 2d, connecting through holes corresponding to the fixing lugs 8d are formed in the lower side of the fixing rings 5d, guide holes which are vertically communicated are formed in the upper side of the fixing lugs 8d corresponding to the positions of each connecting through hole, the inside of each guide hole is sleeved with a sliding shaft 12d, the lower end of the sliding shaft 12d passes through a corresponding connecting through hole and then is fixedly provided with a limiting block 13d, the outside of the upper part of the sliding shaft 12d corresponding to the upper side position of each fixed lug 8d is fixedly provided with a guide gear 14d, a compression spring 17d is arranged between the outside of the lower part of the sliding shaft 12d corresponding to the lower position of each fixed lug 8d and the corresponding position of the upper side of a fixed ring 5d, a locking motor 10d is fixedly arranged in the middle of a second base 1d corresponding to the position of the leftmost Fang Huazhou d, the outside of the upper end of an output shaft of the locking motor 10d is fixedly provided with a locking driving gear 15d, the locking driving gear 15d is in transmission connection with the upper part of the leftmost guide gear 14d through a first synchronous belt 16d, the outside of the lower part of the third slurry cup 2d is sleeved with a gear 11d which is mutually meshed with all the locking gears 9d and all the guide gears 14d, the lower side of the third slurry cup 2d is provided with a corresponding second cup bottom 4d, the right part of the transmission assembly is arranged between the upper side of the second cup bottom 4d and the lower side of the third slurry cup 2d, the upper side of the second base 1d is fixedly provided with a locking driving gear 15d, the upper end of the lower end of the second filter drum 18d is provided with a second bottom hole 18d, the upper end of the second bottom hole of the second filter drum 18d is correspondingly arranged on the lower side of the filter drum is provided with a lower end of the filter drum 18 is provided with a lower end bottom hole 18.

According to the requirement, a ring plate is fixedly arranged on the outer side of the lower part of the sliding shaft 12d, and a compression spring 17d is sleeved on the outer side of the sliding shaft 12d between the lower side of the ring plate and the fixed ring 5d, and the liquid discharge valve 20d and the second waste liquid valve 21d are all known in the prior art. In the use process, the drilling fluid can be made into mud cakes according to the requirements by arranging the mud cake generating component, the made mud cakes are transported to the mud cake testing component position through the filter paper conveying component, the mud cake testing component can perform thickness test and viscosity coefficient test on the mud cakes, the mud cakes are transferred and removed by the mud cake testing component after the test is finished, the mud cake generating component and the mud cake testing component are cleaned and dried by the cleaning component after the test is finished, the next test operation is convenient, the invention has reasonable and compact structure, convenient use, flexible, small and exquisite and strong expansibility, can realize repeated tests on the mud cake thickness, viscosity coefficient and other performances of the drilling fluid, greatly saves personnel cost, lightens personnel labor intensity, has strong popularization and application value, when the locking motor 10d works, the output shaft of the locking motor 10d rotates, the guide gear 14d is driven to rotate by the first synchronous belt 16d, and further, the gear ring 11d meshed with the guide gear 14d rotates, the gear ring 11d drives the locking gear 9d to rotate, when the locking gear 9d rotates, the locking screw 6d rotates, the connecting lug 7d and the third slurry cup 2d move up and down when the locking screw 6d rotates, thereby realizing the sealing between the second cup cover 3d and the upper end of the third slurry cup 2d, facilitating the further treatment after the drilling fluid is injected into the third slurry cup 2d, the gear ring 11d moves up and down along with the third slurry cup 2d in the rotating process through the sliding shaft 12d, the compression spring 17d and the fixed lug 8d, further, the gear ring 11d can be meshed with the locking gear 9d at any time, the gear ring 11d can also play a supporting role, and the filtrate can be collected through the filter tube 18d and the drain valve 20d when the drilling fluid in the third slurry cup 2d is pressurized and filtered through the second waste liquid valve 21d, the filter liquor collected in the third measuring cylinder 19d can be processed, later cleaning is also facilitated, the right part of the filter paper conveying assembly is arranged between the upper side of the second cup bottom 4d and the lower side of the third slurry cup 2d, the second cup bottom 4d is lifted up to be sealed with the third slurry cup 2d through the lifting driving mechanism, after the drilling fluid is pressurized and filtered in the third slurry cup 2d, mud cakes after the drilling fluid is filtered can be pressed on the filter paper conveying assembly, after the mud cakes are made, the second cup bottom 4d is lowered and reset through the lifting driving mechanism, then the mud cakes are conveyed to the mud cake testing assembly through the filter paper conveying assembly, the thickness and viscosity coefficient of the made mud cakes are measured, the integration level is high, the testing steps of water loss quantity of the drilling fluid, the thickness of the mud cakes and the viscosity coefficient of the drilling fluid are simplified, and the labor intensity of workers is reduced.

As shown in fig. 1 and 2, a left part of the test dock 1e is provided with a left and right through observation hole, and a first observation baffle, a second observation baffle, a third observation baffle and a fourth observation baffle which respectively correspond to the sand-containing measurement function module, the rheological property measurement function module, the oil-water solid phase measurement function module and the water loss performance measurement function module are arranged in the observation hole.

According to the requirements, the upper sides of the first observation baffle, the second observation baffle, the third observation baffle and the fourth observation baffle are respectively hinged with the corresponding positions of the test dock 1 e. In the use, through such setting, can test drilling fluid a plurality of performances simultaneously, still be convenient for survey, dismouting and maintenance to sand-containing measurement function module, rheological property measurement function module, profit solid-phase measurement function module and dehydration performance measurement function module, can effectively solve the test instrument variety that current drilling fluid performance measurement equipment exists many, the function dispersion, carry difficulty, the human error of reading is big, serious restriction measurement trade automation, drilling fluid technical informatization development, the problem of large-scale application of data. The invention has reasonable and compact structure, convenient use, safety, labor saving, high efficiency, good popularization and strong expansibility.

The conventional performance detection system of the modularized drilling fluid can be further optimized or/and improved according to actual needs:

as shown in fig. 3 to 4, the sand-containing measurement functional module further comprises a control part, the valve 12a adopts an electric valve, a liquid level detection module is respectively arranged in the first slurry cup 1a and the first measuring cylinder 3a, and the control part is respectively and electrically connected with the control end of the conical plug plugging mechanism, the control end of the upper chamber opening and closing mechanism, the liquid level detection module and the electric valve.

The control part is used for controlling slurry feeding, water feeding, measurement and cleaning operations in a linkage way, so that the sand content measurement and instrument cleaning are automated. The liquid level detection module can adopt a liquid level electrode or a liquid level sensor.

As shown in fig. 5 to 7, the funnel plugging mechanism comprises a funnel taper plug 8b, a taper plug rod 9b and a push rod driving mechanism capable of driving the taper plug rod 9b to move left and right, the taper plug rod 9b is in an L shape, a taper rod operation long hole 10b is arranged at the top of a mud tank 3b at the outer side of the taper funnel 2b, the taper plug rod 9b extends into the mud tank 3b from the taper rod operation long hole 10b in an inclined shape, a short section of the L-shaped taper plug rod 9b is fixedly connected with the bottom end of the funnel taper plug 8b, the funnel taper plug 8b is arranged at the outlet at the bottom of the taper funnel 2b, the push rod driving mechanism comprises a push rod driving motor, and a power output end of the push rod driving motor is fixedly connected with a long section of the L-shaped taper plug rod 9 b.

The length of the taper rod operation long hole 10b is determined according to whether the funnel taper plug 8b can open and close the bottom outlet of the taper funnel 2b, namely, the left end of the taper rod operation long hole 10b is the stroke end point of the funnel taper plug 8b for closing the bottom outlet of the taper funnel 2b, and the right end of the taper rod operation long hole 10b is the stroke end point of the funnel taper plug 8b for opening the bottom outlet of the taper funnel 2 b. When the push rod driving motor pushes the long section of the L-shaped taper plug rod 9b leftwards to the left end of the taper rod operation long hole 10b, the funnel taper plug 8b seals the outlet at the bottom of the taper funnel 2 b; when the push rod driving motor pushes the long section of the L-shaped taper plug rod 9b rightward to the right end of the taper rod operation long hole 10b, the funnel taper plug 8b opens the outlet of the bottom of the taper funnel 2 b.

As shown in fig. 8 to 11, a first liquid receiving box 17c is sleeved outside the stirring driving mechanism 13c, an annular first liquid receiving groove with an upward opening is formed in the first liquid receiving box 17c, the upper end of the first liquid receiving box 17c is fixedly connected with the lower end of the first cup bottom 6c in a sealing manner, a plurality of first liquid discharging pipes 20c are fixedly communicated with the bottom of the first liquid receiving groove at intervals, the first driving mechanism comprises a first driving motor 32c, a first screw rod 33c, a first screw nut 34c and a second supporting frame 35c, a first driving motor 32c is fixedly arranged on the first base 1c corresponding to the position between the first liquid receiving box 17c and the stirring driving mechanism 13c, the upper end of an output shaft of the first driving motor 32c is in transmission connection with the lower end of the first screw rod 33c arranged below the first cup bottom 6c, an L-shaped second supporting frame 35c is fixedly arranged at the lower end of the first cup bottom 6c, and a first screw nut 34c screwed on the outer side of the first screw rod 33c is fixedly arranged on the second supporting frame 35 c.

The first drive motor 32c is a stepper motor as is known in the art, as desired. In the use, through setting up first receiving box 17c and first fluid-discharge tube 20c, in the upper and lower removal in-process of first bottom of cup 6c, the fluid in the second thick liquid cup 2c can flow into first receiving inslot smoothly, prevent that the fluid from flowing into stirring actuating mechanism 13c or first actuating motor 32c in breaking down, through setting up first actuating mechanism, can realize opening of second thick liquid cup 2c, the washing of second thick liquid cup 2c of being convenient for, the setting of second support frame 35c can make first lead screw 33c upper end have the displacement space, so that can take first bottom of cup 6c and second support frame 35c to reciprocate when rotating.

As shown in fig. 8, 9 and 11, the second driving mechanism comprises a second driving motor 37, a second screw rod 38c, a second nut 39c and a guide rod 23c, the second driving motor 37 is fixedly installed on the right side of the first base 1c, the upper end of the second driving motor 37 is in transmission connection with the lower end of the second screw rod 38c rotatably installed on the first base 1c, the guide rod 23c which is vertically arranged is fixedly installed on the first base 1c corresponding to the left position of the second screw rod 38c, a sliding sleeve 24c is coaxially sleeved on the outer side of the guide rod 23c, the second nut 39c which is in threaded connection with the outer side of the second screw rod 38c is fixedly installed on the right part of the sliding sleeve 24c, and the left part of the sliding sleeve 24c is fixedly connected with the upper end of the second measuring electrode 9 c.

The second drive mechanism is a stepper motor with an encoder, which is known in the art, as required. In the use process, the second measuring electrode 9c is driven by the second driving motor 37 to realize ascending and descending, when the conductivity of the liquid in the second measuring cylinder 3c is obviously changed, the liquid level is the interface between the oil level and the water level, and the encoder of the second driving motor 37 records the position of the liquid level, so that the volume of water or the volume of oil is obtained, the measurement is convenient, and the operation is simple.

As shown in fig. 13 and 14, the filter paper transferring assembly comprises a transferring motor 22d, a driving shaft 23d, a second synchronous belt 31d, a third synchronous belt 32d and a filter screen belt 33d, wherein the driving shaft 23d is rotatably mounted at the lower part of the second base 1d corresponding to the right lower position of the second cup bottom 4d, the first driven shaft 25d is rotatably mounted at the left part of the second base 1d corresponding to the left position of the driving shaft 23d, the second driven shaft 26d is rotatably mounted at the middle part of the second base 1d corresponding to the left upper position of the first driven shaft 25d, the third driven shaft 27d is rotatably mounted at the left part of the second base 1d corresponding to the upper position of the second driven shaft 26d, the fourth driven shaft 28d and the fifth driven shaft 29d are rotatably mounted at the left and right parts of the second base 1d corresponding to the right position of the second cup bottom 4d, the sixth driven shaft 30d is rotatably mounted at the left and right parts of the second base 1d corresponding to the right position of the second cup bottom 2d, a transmission motor 22d is fixedly arranged on the inner side of the lower part of the second base 1d corresponding to the upper left position of the driving shaft 23d, the front end of an output shaft of the transmission motor 22d is connected with the rear part of the driving shaft 23d through a belt pulley, a front driving gear 24d and a rear driving gear are respectively fixedly arranged on the outer side of the front part and the outer side of the rear part of the driving shaft 23d, a front outer side of the front part of the first driven shaft 25d, a front outer side of the second driven shaft 26d, a front outer side of the third driven shaft 27d, a front outer side of the fourth driven shaft 28d, a front outer side of the fifth driven shaft 29d and a front outer side of the sixth driven shaft 30d are respectively fixedly provided with a first front driven gear, a second front driven gear, a third front driven gear, a fourth front driven gear, a fifth front driven gear and a sixth front driven gear, the outer side of the rear part of the first driven shaft 25d, the rear outer side of the second driven shaft 26d, the rear outer side of the third driven shaft 27d, the rear outer side of the fourth driven shaft 28d, the rear outer side of the fifth driven shaft 29d and the rear outer side of the sixth driven shaft 30d are fixedly provided with a first rear driven gear, a second rear driven gear, a third rear driven gear, a fourth rear driven gear, a fifth rear driven gear and a sixth rear driven gear respectively, the front driving gear 24d, the first front driven gear, the second front driven gear, the third front driven gear, the fourth front driven gear, the fifth front driven gear and the sixth front driven gear are in transmission connection through a second synchronous belt 31d, the rear driving gear, the first rear driven gear, the second rear driven gear, the third rear driven gear, the fourth rear driven gear, the fifth rear driven gear and the sixth rear driven gear are in transmission connection through a third synchronous belt 32d which has the same structure as the second synchronous belt 31d and is symmetrically distributed, the outer ring surface of the second synchronous belt 31d is fixedly provided with a filter belt 33d with the upper right side positioned between the third slurry cup 2d and the second cup bottom 4d, and the rear part of the filter belt 33d is fixedly installed with the corresponding position of the third synchronous belt 32 d.

The filter mesh belt 33d is an endless mesh as required. In the use process, the driving shaft 23d is driven by the conveying motor 22d, and then the second synchronous belt 31d, the third synchronous belt 32d and the filter screen belt 33d are driven to rotate, so that a mud cake made in the third slurry cup 2d can be transported to a mud cake testing assembly position, a testing platform can be provided for the mud cake when the mud cake testing assembly tests the thickness and viscosity coefficient of the mud cake, the expansion and contraction amount of the second synchronous belt 31d, the third synchronous belt 32d and the filter screen belt 33d can be increased by arranging the second driven shaft 26d, the third driven shaft 27d, the fourth driven shaft 28d and the fifth driven shaft 29d, and filter paper can be conveniently placed on the upper side of the filter screen belt 33d on the upper side of the second cup bottom 4d when the mud cake is manufactured, so that filter paper can be conveniently filtered when the mud cake is pressed.

As shown in fig. 4, the cone plug plugging mechanism comprises a cone plug 13a and a vertical moving mechanism for driving the cone plug 13a to move up and down, wherein the outer wall of the cone plug 13a is a conical surface with a small upper part and a large lower part, the cone plug 13a is arranged at a liquid outlet at the bottom of the first slurry cup 1a, the vertical moving mechanism comprises a screw rod stepping motor 14a, a guide rail 15a and a sliding sleeve 16a capable of sliding up and down on the guide rail 15a, the screw rod stepping motor 14a is fixed on a fixed frame 4a at the left side of the sand separating main body pipe 2a, the guide rail 15a is fixed on the fixed frame 4a at the right side of the screw rod stepping motor 14a, a nut 17a is matched and installed at the outer side of the screw rod stepping motor 14a, the left side of the nut 17a is fixedly connected with the right end of the cone plug 13a through a connecting part 18a, and the right side of the nut 17a is fixedly connected with the sliding sleeve 16 a.

Starting a screw rod stepping motor 14a, enabling a nut 17a to move up and down on a screw rod of the screw rod stepping motor 14a, driving a sliding sleeve 16a to move up and down on a guide rail 15a, driving a conical plug 13a to move up and down, enabling the conical plug 13a to move up to a liquid outlet at the bottom of a first slurry cup 1a, and closing the liquid outlet at the bottom of the first slurry cup 1 a; the conical plug 13a moves downwards to open the liquid outlet at the bottom of the first pulp cup 1 a.

As shown in fig. 5 and 7, the vertical movement driving mechanism includes a through screw stepping motor 11b, a pair of first slide rails 12b and a first support frame 13b, wherein the left end of the first support frame 13b is fixedly connected with the lower drum 6b, the pair of first slide rails 12b are respectively fixed on the front and rear sides of the bearing bracket 1b, a ball nut 25b of the through screw stepping motor 11b is fixedly connected with the first support frame 13b, the upper end of a ball screw 26b of the through screw stepping motor 11b is fixedly connected with the bearing bracket 1b, and the front and rear sides of the first support frame 13b are respectively provided with a sliding block 14b corresponding to the first slide rails 12 b.

The through screw stepping motor 11b is started, the ball nut 25b of the through screw stepping motor 11b moves up and down on the ball screw 26b, the first support frame 13b drives the slide block 14b to slide up and down on the first slide rail 12b, and the whole first support frame 13b moves up and down, so that the lower rotary drum 6b moves up and down. For example, the through-type screw stepping motor 11b is controlled to rotate forward, the lower drum 6b moves upward, and conversely, the lower drum 6b moves downward. Thereby achieving the purpose of driving the lower drum 6b to move vertically. The through-type screw stepping motor 11b is a motor for linear motion which is conventionally known and commonly used. Limiting blocks or limit switches are respectively arranged on the upper side and the lower side of the first sliding rail 12b according to requirements, and are used for limiting the end point of the sliding block 14b sliding up and down.

As shown in fig. 5 and 7, the rotation driving mechanism comprises a stepping motor 15b and a transmission mechanism, the stepping motor 15b is fixed on the first supporting frame 13b, a power output end of the stepping motor 15b is connected with a power input end of the transmission mechanism, the transmission mechanism comprises a driving belt wheel, a driven belt wheel 16b and a transmission belt 17b, the driving belt wheel is installed on the power output end of the stepping motor 15b, the driven belt wheel 16b is fixed on the outer side of the lower rotary drum 6b, and the driving belt wheel and the driven belt wheel 16b are connected through the transmission belt 17 b.

The stepping motor 15b is started to drive the transmission mechanism, the lower rotary drum 6b is driven to rotate through the transmission mechanism, and the driving belt wheel drives the driven belt wheel 16b to rotate through the transmission belt 17b, so that the lower rotary drum 6b is driven to rotate.

As shown in fig. 5, at least one flushing pipe 19b is communicated with the top of the conical funnel 2b, and the water outlet of the flushing pipe 19b is tangential to the inner wall surface of the conical funnel 2 b.

When the slurry in the conical funnel 2b needs to be cleaned, water is injected through the flushing pipe 19b, the conical funnel 2b is cleaned, and the inner wall of the conical funnel 2b can be fully flushed due to the tangential arrangement of the water outlet of the flushing pipe 19 b.

As shown in fig. 5 and 7, the brush is fixedly mounted on the inner cylinder shaft 7b above the inner cylinder 5b through a bearing, and at least one outer cylinder flushing pipe 20b capable of flushing the inner wall of the outer cylinder is circumferentially distributed on the outer side of the upper part of the brush.

When the lower drum 6b is moved up to the brush, the lower drum 6b is rotated, and the inner wall of the lower drum 6b is brushed by the brush. And the auxiliary brush brushes the lower drum 6b by injecting water into the outer drum flushing pipe 20 b. The brush tool may employ a brush 21b.

As shown in fig. 5, the rheology test module includes a strain gage, with the deformation member being a spring steel sheet 18b.

The gap between the lower rotary drum 6b and the inner drum 5b is filled with slurry to be measured, the lower rotary drum 6b can drive the slurry to rotate when rotating, the slurry can drive the inner drum 5b to rotate and deviate due to the viscosity of the slurry, so that the spring steel sheet 18b is bent and deformed, the resistance value of a strain gauge attached to the spring steel sheet 18b can be changed, and the rheological value of the slurry is calculated through the resistance value change of the strain gauge.

The electric stirrer 22b and the slurry tank liquid level electrode are arranged on the slurry tank 3b according to the need; a drain port is provided at the lower portion of the slurry tank 3 b.

When the slurry tank 3b is cleaned, the electric stirrer 22b is started, and the clean water stirred up cleans the inner cylinder 5b left in the slurry tank 3b, and the cleaning liquid is discharged through the liquid discharge port.

As shown in fig. 8 to 12, the inner wall of the lower end of the second slurry cup 2c is a conical surface with a small upper part and a large lower part, the outer side surface of the first bottom 6c is matched with the inner wall of the lower end of the second slurry cup 2c, the outer diameter of the first liquid receiving groove is not smaller than the inner diameter of the lower end of the second slurry cup 2c, a U-shaped second liquid receiving box 18c with a left opening is fixedly arranged at the lower part of the first base 1c corresponding to the lower position of the first liquid receiving box 17c, a second liquid receiving groove with an upward opening and a U-shaped shape is arranged in the second liquid receiving box 18c, the lower end of each first liquid discharging pipe 20c is positioned in the second liquid receiving groove, a plurality of second liquid discharging pipes 21c are fixedly communicated at intervals at the bottom of the second liquid receiving groove, a fixed seat 16c with the upper end fixedly arranged at the lower side of the stirring driving mechanism 13c is fixedly arranged at the inner side of the second liquid receiving box 18c, a mounting seat 36c is fixedly arranged at the lower part of the first base 1c corresponding to the left position of the fixed seat 16c, a second liquid receiving groove is fixedly arranged at the upper side of the first liquid receiving seat 36c and fixedly arranged at the lower side of the first liquid receiving box 19c corresponding to the lower side of the first liquid receiving box 1c, a third liquid discharging pipe 19c fixedly arranged at the lower side of the first liquid receiving box 1c corresponding to the lower position of the third liquid receiving box 19c is fixedly arranged at the lower side of the third liquid receiving box 19 c.

According to the requirement, the fixing seat 16c and the second liquid receiving box 18c are fixedly installed close to the inner annular surface of the stirring driving mechanism 13 c. In the use, the inner wall of second thick liquid cup 2c lower extreme is the conical surface that upper and lower is big, and first bottom of cup 6c moves down the back, and the fluid in the second thick liquid cup 2c can flow into the second liquid receiving groove along the passageway between second thick liquid cup 2c and the first bottom of cup 6c, can play the guide effect, prevents that the fluid from flowing into other positions, and second liquid receiving box 18c is the U-shaped that the opening left, is convenient for the installation of stirring actuating mechanism 13c like this, through setting up second fluid-discharge tube 21c, can collect the liquid in the second liquid discharge groove and flow into third liquid receiving box 19c, prevent that the fluid from taking place to splash, through setting up third fluid-discharge tube 22c, can concentrate the collection to the liquid in the third liquid receiving box 19c, reduce the pollution of external environment.

As shown in fig. 13 to 17, the mud cake testing assembly comprises a testing seat 34d, a first testing frame 35d, a second testing frame 36d, a first testing motor 37d, a second testing motor 38d, an electric push rod 39d, a testing plate 40d, a viscous block 45d and a control unit, wherein the upper side of the left part of the second base 1d is fixedly provided with the testing seat 34d positioned above the filter screen belt 33d, the testing seat 34d is provided with a first testing frame 35d in a sliding manner along the upper and lower directions, the upper part of the first testing frame 35d is provided with a testing screw hole which penetrates up and down, a testing screw rod 42d is screwed in the testing screw hole, the right part of the testing seat 34d is fixedly provided with a first testing motor 37d, the upper end of an output shaft of the first testing motor 37d is in transmission connection with the lower end of the testing screw rod 42d, the rear side of the left part of the first testing frame 35d is fixedly provided with the second testing frame 36d, the second testing motor 38d is fixedly arranged on the second testing frame 36d, the upper part of the second test frame 36d is rotatably provided with a winding column 43d with the right end connected with the left end of the output shaft of the second test motor 38d in a transmission way, the lower part of the second test frame 36d corresponding to the lower part of the winding column 43d is fixedly provided with a winding block 44d, the lower side of the winding block 44d is provided with a storage groove with a downward opening and a left-right through, the upper end of the winding block 44d is provided with two threading holes with the lower ends extending to the bottom wall of the storage groove at left-right intervals, each threading hole is internally provided with a winding rope 46d with the first end wound for a plurality of circles and fixedly arranged at the corresponding position of the winding column 43d, the second end of each winding rope 46d is fixedly arranged with the upper side of a viscous block 45d with the upper part matched with the storage groove, the upper part of each threading hole is provided with a sensing magnet 48d sleeved outside the winding rope 46d, the lower side of the second test frame 36d corresponding to the right part of the winding block 44d is fixedly provided with a thickness probe 47d with the lower end positioned below the viscous block 45d, the second base 1d corresponding to the position between the third driven shaft 27d and the fourth driven shaft 28d is provided with a test board 40d, the upper side of the test board is contacted with the inner annular surface of the upper part of the filter screen belt 33d, the left side of the front part and the left side of the rear part of the test board 40d are fixedly provided with hinge lugs 41d which are rotatably installed together corresponding to the position of the third driven shaft 27d, an electric push rod 39d is hinged between the lower right side of the test board 40d and the inner side of the left part of the second base 1d, a gyroscope 49d and a Hall sensor 50d corresponding to the induction magnet 48d are arranged at the left and right intervals on the lower left side of the test board 40d, the thickness probe 47d, the gyroscope 49d and the Hall sensor 50d are electrically connected with a control unit, and the control unit is electrically connected with a first test motor 37d, a second test motor 38d, a transmission motor 22d, a locking motor 10d, the electric push rod 39d, a liquid discharge valve 20d and a second waste liquid valve 21d respectively.

The control unit is a PLC as known in the art, the thickness probe 47d is a conductivity probe as known in the art, and the second test motor 38d may be a turbine speed reduction motor as known in the art, as desired. In the use process, the manufactured mud cake is transported to the lower part of the thickness probe 47d through the filter screen belt 33d, the output shaft of the first test motor 37d rotates when working so as to rotate the test screw 42d, the first test frame 35d descends to drive the second test frame 36d to descend, the second test frame 36d descends to drive the collecting and releasing block 44d to descend, finally, the thickness probe 47d is arranged below, when the lower end of the thickness probe 47d contacts with the upper side of the mud cake, two poles at the lower end of the probe are electrified to analyze the conductivity, when the conductivity is changed severely when air enters water, then the water enters drilling fluid, the position where the probe descends when the conductivity is changed slightly is recorded, the difference value generated when the probe reaches the extremely low end is the thickness of the mud cake, after the thickness of the mud cake is calculated, the second test motor 38d drives the winding column 43d to rotate, the viscous block 45d is released, after the viscous block 45d falls on the mud cake, a piston rod of the electric push rod 39d stretches out, so that the right end of the test plate 40d is higher than the left end, the gyroscope 49d records the deflection angle of the test plate 40d, meanwhile, the Hall sensor 50d calculates the magnetic field of the induction magnet 48d, when the magnetic field changes, the viscous block 45d slides along the surface of the mud cake to displace, the numerical value of the gyroscope 49d is recorded, namely the angle generated by the test plate 40d, and therefore the viscosity coefficient of the mud cake is converted, the thickness and the viscosity coefficient of the mud cake can be obtained quickly, the measurement is quick and convenient, the automation degree is high, the viscous block 45d can be replaced according to requirements, and the expansion performance is stronger.

As shown in fig. 13 to 17, the cleaning assembly comprises a rotary joint 51d, a central cylinder 52d, a second cleaning motor 53d, a cleaning box 54d and a second cleaning pipe 55d, wherein the rotary joint 51d is arranged above the second cup cover 3d, the lower end of the rotary joint 51d is provided with the central cylinder 52d with a cylindrical structure with a closed lower end in a sealing and rotating manner, the lower end of the central cylinder 52d is positioned at the inner side of the lower part of the third slurry cup 2d after penetrating through a grouting hole in a sealing manner, the radially penetrating cleaning holes are discretely distributed at the outer side of the lower part of the central cylinder 52d, the second base 1d corresponding to the right position of the second cup cover 3d is fixedly provided with the second cleaning motor 53d which is electrically connected with a control unit, the upper end of an output shaft of the second cleaning motor 53d is connected with the upper part of the central cylinder 52d through a belt pulley transmission, the left lower side of the first testing frame 35d is provided with a first rotating shaft 56d with a front and back direction in a rotating manner, the left side of the first rotating shaft 56d is fixedly arranged at the right side of the cleaning box 54d sleeved at the outer side of the lower part of the collecting and placing block 44d, the upper part of the cleaning box 54d is fixedly communicated with a second cleaning pipe 55d, the outer side of the lower part of the first rotating shaft 56d is fixedly provided with a first crank arm 64d which is inclined in a left-high right-low shape, the right side of the first crank arm 64d is fixedly provided with a second rotating shaft 57d which is parallel to the first rotating shaft 56d, the left side of the rear part of the test seat 34d corresponding to the upper part of the second rotating shaft 57d is rotatably provided with a left-right third rotating shaft 58d, the left outer side of the third rotating shaft 58d is fixedly provided with a first gear 60d, the upper part of the test seat 34d corresponding to the upper part of the third rotating shaft 58d is rotatably provided with a fourth rotating shaft 59d which is parallel to the third rotating shaft 58d, the left outer side of the fourth rotating shaft 59d is fixedly provided with a second gear 61d which is meshed with the first gear 60d, the left side of the second gear 61d is fixedly provided with a fixed sleeve 62d, the outer side of the fixed sleeve 62d is circumferentially provided with at least one stirring tooth 63d, the left outside of the third rotating shaft 58d corresponding to the left side position of the second gear 61d is provided with a reverse Z-shaped second crank arm 65d, the outer side of the other end of the second crank arm 65d is sleeved with a first connecting arm 66d, the lower end of the first connecting arm 66d is hinged with a second connecting arm 67d, the lower end of the second connecting arm is sleeved on the outer side of the rear part of the second rotating shaft 57d, the upper part of the first test frame 35d is fixedly provided with a pawl 68d capable of enabling the second gear 61d to rotate in one direction, the lower side of the rear part of the second test frame 36d corresponding to the position below the pawl 68d is provided with a limiting groove with a backward opening, the rear end of the limiting groove is rotatably provided with a push rod 69d capable of swinging along with the second test frame 36d so that one of the stirring teeth 63d swings to enable the second gear 61d to rotate, and the upper side of the front end of the push rod 69d is contacted with the bottom wall of the front part of the limiting groove.

Four poking teeth 63d are uniformly distributed on the outer side of the fixed sleeve 62d along the circumference at intervals according to requirements. In the use process, after the test work is finished, water can be injected into the third slurry cup 2d through the central cylinder 52d, the central cylinder 52d can be driven to rotate through the second cleaning motor 53d, so that clear water can be uniformly sprayed on the inner wall of the third slurry cup 2d, the second cup cover 3d and the wall of the second cup bottom 4d through the cleaning holes, the clean water can be thoroughly cleaned, dry air can be injected into the central cylinder 52d to dry the inner wall of the third slurry cup 2d, the second cup cover 3d and the wall of the second cup bottom 4d, the cleaning efficiency is improved, the next test is facilitated, the thickness probe 47d, the collecting and placing block 44d and the viscous block 45d can be cleaned through the cleaning box 54d and the second cleaning pipe 55d after the test is finished, the parameter of mud cake is convenient for test next time, thickness probe 47d and viscous piece 45d can also be protected, through setting up pawl 68d, push rod 69d lifts up the swing with the front lower side stir tooth 63d after rising along with second test frame 36d for second gear 61d, first gear 60d rotates, finally with the upper side down swing of the left end of wasing the box 54d, be convenient for thickness probe 47d and viscous piece 45d descend the back and test the mud cake, the front end upside of push rod 69d contacts with spacing recess front portion diapire and pawl 68 d's setting, thickness probe 47d can avoid push rod 69d to drive stir tooth 63d and make second gear 61d reverse direction rotate in the in-process of descending, the reliability of operation is improved.

As shown in fig. 13 and 14, the inner wall of the lower end of the third slurry cup 2d is a conical surface with a small upper part and a large lower part, the outer side of the second cup bottom 4d is matched with the inner side of the lower end of the third slurry cup 2d, an annular liquid collecting box 70d is fixedly arranged at the lower side of the second cup bottom 4d, an annular groove with an upward opening is formed in the liquid collecting box 70d, the outer diameter of the annular groove is larger than the outer diameter of the second cup bottom 4d, a plurality of liquid discharging pipes 71d are fixedly communicated with the bottom of the liquid collecting box 70d at intervals, a lifting driving mechanism comprises a lifting screw rod 73d, a mounting frame 74d, a supporting plate 75d, a second sliding rail 76d, a guide rail 77d and a lifting motor 72d electrically connected with a control unit, an L-shaped supporting plate 75d is fixedly arranged at the lower side of the second cup bottom 4d corresponding to the outer side of the filter tube 18d, a threaded through hole is formed in the lower side of the supporting plate 75d, a mounting frame 74d is fixedly arranged in the second base 1d corresponding to the lower side of the supporting plate 75d, the lifting motor 72d is fixedly arranged on the lifting frame, the upper end of the lifting motor 72d is fixedly connected with the lifting screw rod 73d at intervals on the upper part of the lifting motor and the upper part of the lifting screw rod is in the threaded through hole, a plurality of the second base 70d corresponding to the second sliding rail 76d corresponding to the lower end of the second sliding rail 76d is uniformly distributed along the second sliding rail 76d, and the upper end is fixedly arranged at intervals corresponding to the second sliding rail 76 d.

According to the requirement, two second sliding rails 76d are radially and symmetrically distributed on the front and rear sides of the outer side of the liquid collecting box 70 d. In the use process, the supporting area of the second cup bottom 4d can be increased by arranging the supporting plate 75d and the lifting motor 72d, the stability of the second cup bottom 4d in the lifting process is enhanced, the sealing strength of the second cup bottom 4d can be improved after the second cup bottom 4d is sealed with the lower end of the third slurry cup 2d after the second cup bottom is lifted, the accuracy of the second cup bottom 4d in the lifting and descending process can be improved by arranging the second sliding rail 76d and the guide rail 77d, the sealing of the second cup bottom 4d and the third slurry cup 2d is more convenient, meanwhile, the integrity of a mud cake can be ensured in the descending process of the second cup bottom 4d, the accuracy of the subsequent measurement work of the mud cake is improved, through setting up the liquid collecting box 70d, after mud cake is made, the second bottom of cup 4d descends, can collect unnecessary drilling fluid in the third thick liquid cup 2d, the external diameter of ring channel is greater than the external diameter of second bottom of cup 4d, can avoid spilling through the drilling fluid in the second bowl cover 3d outside, can be at every drain pipe 71d lower extreme fixed communication hose during the use, collect the waste liquid concentratedly, optimize the operational environment of the invention, have the ascending ring channel of opening in the liquid collecting box 70d, such setting can protect elevator motor 72d, can also prevent liquid inflow third graduated flask 19d from influencing test data.

As shown in fig. 4, the upper chamber opening and closing mechanism comprises a digital steering engine 19a and a flashboard 20a, wherein the digital steering engine 19a is fixedly arranged at the left upper part of the sand separating main body pipe 2a, the flashboard 20a is arranged at the left end of the upper chamber 6a through a rotating shaft, and the power output end of the digital steering engine 19a is connected with the rotating shaft.

The digital steering engine 19a is started, and the flashboard 20a is controlled to switch the left side of the upper chamber 6a of the sand separating main body pipe 2a by controlling the rotation direction of the power output end of the digital steering engine 19 a.

As required, the shutter 20a was a mesh shutter having 200 mesh openings.

As shown in fig. 3 to 4, the control part adopts a first single-chip microcomputer, and the first single-chip microcomputer is electrically connected with the control end of the screw rod stepping motor 14a, the control end of the digital steering engine 19a, the liquid level detection module and the electric valve respectively.

As shown in fig. 3 to 4, the left liquid outlet end of the sand separating main body pipe 2a is communicated with the liquid inlet end at the upper end of the first measuring cylinder 3a through a buffer pipe fitting 21a, the left liquid outlet end of the sand separating main body pipe 2a is in a conical shape with a wide upper part and a narrow lower part, and the buffer pipe fitting 21a is in a funnel shape;

as shown in fig. 5 to 7, the rheological test module comprises a strain gauge, and the deformation piece adopts a spring steel sheet; the electric stirrer and the liquid level electrode of the slurry tank are arranged on the slurry tank, the liquid outlet is arranged at the lower part of the slurry tank, the high liquid level monitoring module is a high-level electrode for monitoring high liquid level, and the low liquid level monitoring module is a low-level electrode for monitoring low liquid level.

The high liquid level monitoring module adopts a high electrode 23b for monitoring the high liquid level according to the requirement; the low liquid level monitoring module adopts a low liquid level low electrode 24b, and the high electrode 23b and the low electrode 24b can adopt liquid level electrodes.

As shown in fig. 8, 9, 11 and 12, the distillation tube comprises a connecting section 25c, a condensing section 26c and a converging section 27c, wherein the left end of the connecting section 25c is fixedly communicated with the outer side of the upper part of the second slurry cup 2c, the right end of the connecting section 25c is fixedly communicated with the left end of the condensing section 26c which is inclined in a left-high-right low shape, and the right end of the condensing section 26c is fixedly communicated with the upper end of the converging section 27c which is vertically arranged and the lower end of which is positioned on the inner side of the upper part of the second measuring cylinder 3 c.

In the use process, through the arrangement, the liquid heated by the slurry in the second slurry cup 2c flows into the second measuring cylinder 3c through the distillation tube, so that the subsequent measurement and analysis are convenient.

As shown in fig. 8 to 12, a first cleaning pipe 28c is fixedly connected to the connection section 25c, an electromagnetic valve is arranged on the first cleaning pipe 28c, a plurality of cooling fins 30c are sequentially arranged on the outer side of the condensation section 26c from left to right along the axial direction, a cooling fan 31c is arranged on one side, away from the condensation section 26c, of each cooling fin 30c, and each cooling fan 31c is connected with the temperature and humidity sensor 12 c.

According to the requirements, the heat sink 30c is a conventional electronic heat sink 30c, and the air outlet direction of the heat dissipating fan 31c is opposite. By such an arrangement, the condensing efficiency of the condensing section 26c can be improved during use.

As shown in fig. 3 to 4, a waste liquid box 22a is provided below the liquid discharge end of the first measuring cylinder 3 a. A pulp cover 23a is fixed on the top of the first pulp cup 1a, and a pulp cup water flushing pipe 5a is arranged on the pulp cover 23 a.

As shown in fig. 5 to 7, the second single chip microcomputer is electrically connected with the control end of the through screw stepping motor 11b, the control end of the stepping motor 15b, the control end of the electric mixer 22b, the push rod driving motor, the liquid level electrode of the slurry tank 3b, the high level electrode 23b and the low level electrode 24b, respectively.

The liquid level electrode, the high-level electrode 23b and the low-level electrode 24b of the slurry tank 3b transmit the monitored liquid level information to the second single chip microcomputer, and the control end of the through screw stepping motor 11b, the control end of the stepping motor 15b, the control end of the electric stirrer 22b and the push rod driving motor control the working state through the second single chip microcomputer. The running state of the whole measuring instrument is controlled through the second singlechip, so that automatic measurement is realized.

As shown in fig. 8 to 11, a first cleaning motor 40c is fixedly installed at the upper part of the first base 1c corresponding to the left position of the second slurry cup 2c, and the outer side of the upper end of the output shaft of the first cleaning motor 40c is in transmission connection with the outer side of the upper part of the center pile 11c through a belt wheel.

In the use, when pouring into clear water into the center pile 11c and wasing the inner wall of second thick liquid cup 2c, first washing motor 40c can drive center pile 11c rotatory for clear water in the center pile 11c does not have the dead angle to the inner wall of second thick liquid cup 2c through the wash port and washs, improves the cleaning quality of second thick liquid cup 2c, so that the smooth going on of downside experiment.

As shown in fig. 13 and 14, the mud cake generating assembly further comprises a pressure release valve and a liquid level meter, wherein a pressure release hole and a positioning hole which are vertically communicated are arranged at the upper end of the second cup cover 3d, the lower end of the pressure release valve is arranged in the pressure release hole in a sealing manner, the upper part of the liquid level meter is arranged in the positioning hole in a sealing manner, and the pressure release valve and the liquid level meter are electrically connected with the control unit.

According to the demand, relief valve and level gauge are current known technique. In the use, through such setting, can release the high pressure in the third thick liquid cup 2d through the relief valve after mud cake is made, through setting up the level gauge, can control the drilling fluid capacity of injecting into in the third thick liquid cup 2d, control is convenient, and degree of automation is high, control accuracy.

As shown in fig. 1 to 2, an upper computer is fixedly arranged on the left side of the upper part of the test dock 1e corresponding to the position above the observation hole, and the upper computer is respectively connected with a control unit, a first singlechip and a second singlechip.

According to the requirement, the upper computer is a prior art. In the use, through such setting, be convenient for to drilling fluid performance's test work, easy operation is convenient.

Embodiment two: as shown in fig. 1 to 13, the testing method of the conventional performance detection system of the modularized drilling fluid comprises a sand content measuring method, a funnel viscosity measuring method, a rheological property measuring method, an oil-water solid phase measuring method, a medium-pressure water loss measuring method, a mud cake thickness measuring method and a mud cake viscosity coefficient measuring method;

the sand content measuring method is carried out according to the following steps: firstly, taking sand, namely injecting slurry (100 ml) required by test into a first slurry cup 1a through a slurry cup flushing pipe 5a, and determining whether the slurry reaches the liquid level of 100ml through a liquid level detection module (liquid level electrode); when the slurry in the first slurry cup 1a reaches 100ml, the screw rod stepping motor 14a is started, the conical plug 13a is driven by the screw rod stepping motor 14a to move downwards, the liquid outlet at the bottom of the first slurry cup 1a is opened, the slurry flows into the sand separating main body pipe 2a through the liquid outlet at the bottom of the first slurry cup 1a, in order to enable the slurry to smoothly pass through the filter screen 8a, the vibrating motor 11a above the sand separating main body pipe 2a starts vibrating while the slurry is injected into the sand separating main body pipe 2a, meanwhile, clear water is injected through the upper flushing pipe 9a and the lower flushing pipe 10a, the slurry can smoothly pass through the filter screen 8a, the filtered sand is concentrated on the filter screen 8a on the right side of the flashboard 20a of the upper chamber 6a, the cleaning liquid formed by the cleaning slurry flows into the first measuring cylinder 3a, the electric valve at the lower end of the first measuring cylinder 3a is opened, the first measuring cylinder 3a flows into the waste liquid box 22a, and finally the waste liquid box 22a is discharged through the water outlet of the waste liquid box 22a for about two minutes, after the slurry is cleaned, the conical plug 13a is driven by the screw rod stepping motor 14a to move downwards to the first liquid outlet at the bottom of the first slurry cup 1a, and the first measuring cup is closed; step two, shakeout and measurement: closing an electric valve at the lower end of the first graduated cylinder 3a, closing a liquid discharge end at the lower end of the first graduated cylinder 3a, controlling a rotating shaft to rotate clockwise by a certain angle by a digital steering engine 19a, opening a flashboard 20a leftwards, pouring 100 milliliters of clean water into a first slurry cup 1a after the flashboard 20a is opened, opening a liquid discharge port at the bottom of the first slurry cup 1a, pouring clean water through an upper flushing pipe 9a and a lower flushing pipe 10a, flushing sand existing on the right side of the flashboard 20a and sand on a filter screen 8a into the first graduated cylinder 3a, measuring the liquid level in the first graduated cylinder 3a (measured by a liquid level sensor), and comparing the liquid level with the injected clean water by equal amount, wherein the volume difference between the two is the volume of the sand, and a sand content result is obtained;

The funnel viscosity measurement method is carried out according to the following method: filling slurry into the conical funnel 2b through the grouting pipe 4b, measuring the liquid level of the slurry in the conical funnel 2b by the high-level electrode 23b and the low-level electrode 24b, measuring whether the slurry reaches the upper limit set value (1500 ml) of the liquid level by the high-level electrode 23b, judging that the liquid level reaches the upper limit set value (1500 ml) of the liquid level when the conductivity of the high-level electrode 23b is changed severely, driving the conical plug rod 9b by the push rod driving motor to move right so that the conical plug rod 9b drives the conical plug 8b to open, starting to flow the slurry in the conical funnel 2b after the conical plug 8b is opened, starting to time when the slurry in the conical funnel 2b starts to flow out, and determining whether 946ml of slurry flows out of the conical funnel 2b by judging the conductivity of the low-level electrode 24 b; when the conductivity of the low-level electrode 24b is changed drastically, the liquid level is low enough to meet the condition of 946ml flowing out, at the moment, the timing is stopped, the time is recorded, and the funnel viscosity of the slurry is calculated according to the recorded time;

the rheological measurement method is carried out according to the following steps: the 1500ml slurry in the conical hopper 2b is completely discharged into the slurry tank 3b, the lower rotary drum 6b is driven by the through screw stepping motor 11b to descend to a testing position in the slurry tank 3b, the lower rotary drum 6b is driven by the stepping motor 15b to start to rotate at six different speeds (3 rpm, 6rpm, 100rpm, 200rpm, 300rpm and 600 rpm), a gap of about 1.8 mm is reserved between the lower rotary drum 6b and the middle inner drum 5b (slurry can be filled in the gap), the lower rotary drum 6b can drive the slurry to rotate when rotating, the slurry can drive the inner drum 5b to rotate and deviate due to the viscosity of the slurry, so that the spring steel sheet 18b is bent and deformed, the resistance value of a strain gauge adhered on the spring steel sheet 18b is changed, the resistance value change result is analyzed and output, and the torque deflection value and rheological value are measured;

The oil-water solid phase measurement method is carried out according to the following steps: step one, distillation, namely injecting slurry into a second slurry cup 2c through a slurry injection pipe 29, wherein the set value is 25ml, measuring the liquid level through a first measuring electrode 8c on the second slurry cup 2c to determine whether 25ml is reached, and stopping injecting the slurry after reaching the liquid level of 25 ml; then the heating plate 7c embedded on the first cup bottom 6c starts to be electrified and heated, the stirring teeth 15 are driven by the stirring driving mechanism 13c to slowly stir at 100rpm for 5 minutes, and the slurry is uniformly heated under stirring and evaporates water and oil; the evaporated water vapor or oil vapor enters a distillation tube connected to the second slurry cup 2c, and the cooling fans 31c arranged on the two cooling fins 30c surrounded on the outer side of the tube are electrified and started to cool the cooling fins 30c, and the starting of the cooling fans 31c and the heating fins 7c are performed simultaneously; the condensed water or oil is dripped into the second measuring cylinder 3c through the confluence section 27c, the first waste liquid valve 10c at the lower end of the second measuring cylinder 3c is in a normally closed state, the temperature and humidity sensor 12c controls the temperature of slurry to be within a safe value, meanwhile, the humidity in the second slurry cup 2c is tested, after the humidity is lower than a certain value, the heating plate 7c stops heating, and when the temperature is lower than 100 ℃, the cooling fan 31c stops working; step two, measuring: the second measuring cylinder 3c level test is performed by means of the second measuring electrode 9 c. The second measuring electrode 9c is driven by the second driving motor 37 to realize ascending and descending, the liquid level when the conductivity is obviously changed is the interface between the oil level and the water level, so that whether the oil level or the water level is reached is judged, and the position of the second measuring electrode is recorded by an encoder of the second driving motor 37, so that the volume of water or the volume of oil is obtained;

The medium-pressure water loss measurement method is carried out according to the following steps: firstly controlling a drilling fluid pump, injecting drilling fluid into a third slurry cup 2d, wherein the injection volume is about 240 milliliters, determining the injection liquid level by a liquid level meter, at this time, the third slurry cup 2d and a second cup cover 3d are in a sealed state, locking is realized by four locking screws 6d, under the drive of a locking motor 10d, locking the second cup cover 3d and the third slurry cup 2d so as to realize medium pressure airtight, after the drilling fluid injection is finished, injecting air into the third slurry cup 2d through a central cylinder 52d in the center of the second cup cover 3d by a high-pressure air pump, enabling the pressure to reach 0.69 megapascal, then opening a drain valve 20d, starting timing when the first drop of filtrate drops through the lower end of a filter tube 18d, stopping timing after 7.5 minutes, recording the liquid level in the third measuring cylinder 19d, controlling the liquid level of the filtrate in the third measuring cylinder 19d to reach a certain position if the filtrate is too much, controlling the second drain valve 21d to finish switching in 0.5 seconds, repeating the liquid level reading again, and recording the total volume of the filtrate level after the first drop of filtrate drops again, and repeating the operation to record the total volume after the liquid level is again recorded;

The mud cake thickness measuring method is carried out according to the following steps: after the medium-pressure water loss measurement is finished, the pressure release valve is controlled and opened by the control unit, the air pressure in the third slurry cup 2d is released, the locking motor 10d drives the locking screw 6d to reversely rotate, the third slurry cup 2d and the second cup cover 3d are opened, the lifting motor 72d drives the lifting screw 73d to rotate, the second cup bottom 4d descends for 20 mm again, redundant drilling fluid flows into the liquid collecting box 70d along the periphery of the second cup bottom 4d, then the drilling fluid is released by the fluid discharge pipe 71d, mud cakes after the redundant drilling fluid is released on the filter paper of the filter screen belt 33d at the lower side of the third slurry cup 2d, the filter screen belt 33d stops when being driven by the second synchronous belt 31d and the third synchronous belt 32d to move leftwards to the lower part of the cleaning box 54d, the first test screw 42d is driven by the first test motor 37d to drive the first test frame 35d to slide upwards, the push rod 69d lifts the front lower poking teeth 63d after rising along with the second test rack 36d, so that the second gear 61d and the first gear 60d rotate, finally the upper side of the left end of the cleaning box 54d swings downwards, then the first test motor 37d drives the test screw 42d to drive the first test rack 35d to slide downwards, the lower side of the rear end of the push rod 69d contacts with the upper side of the poking teeth 63d and then rotates upwards to retract, the push rod 69d is reset under the action of gravity after continuously moving downwards after rotating the push rod, the second test motor 38d drives the winding column 43d to rotate, so that the thickness probe 47d and the viscous block 45d simultaneously descend, two poles at the lower end of the thickness probe 47d are electrified to analyze the conductivity, the conductivity changes greatly when water enters from air, the conductivity changes slightly when water enters drilling fluid, recording the difference between the position where the thickness probe 47d descends when the thickness probe 47d slightly changes (the upper surface of the mud cake) and the position where the thickness probe 47d reaches the very low end (the lower surface of the mud cake), namely calculating the thickness of the mud cake;

The mud cake viscosity coefficient measuring method is carried out according to the following steps: after calculating the thickness of the mud cake, the second test motor 38d drives the winding column 43d to rotate, the viscous block 45d is released, after the viscous block 45d falls on the mud cake, the piston rod of the electric push rod 39d stretches out, so that the right end of the test board 40d is higher than the left end, the gyroscope 49d records the deflection angle of the test board 40d, meanwhile, the Hall sensor 50d calculates the magnetic field of the induction magnet 48d, when the magnetic field changes, the viscous block 45d slides along the surface of the mud cake to displace, and at the moment, the numerical value of the gyroscope 49d, namely the angle generated by the test board 40d, is recorded, so that the viscosity coefficient of the mud cake (a sliding block measuring method) is converted.

As shown in fig. 1 to 13, the cleaning operation of the sand-containing measuring functional module is performed by the following method: opening an electric valve at the lower end of the first measuring cylinder 3a, opening a liquid discharge end at the lower end of the first measuring cylinder 3a, and enabling sand and clean water to flow into the waste liquid box 22a together, wherein at the moment, a liquid discharge port at the bottom of the first slurry cup 1a, a flashboard 20a and the liquid discharge end at the lower end of the first measuring cylinder 3a are all in a normally open state; clean water is injected into the pulp cup flushing pipe 5a, the upper flushing pipe 9a and the lower flushing pipe 10a, all working parts are cleaned for 1 minute, the clean water respectively flows through the first pulp cup 1a, the sand separating main body pipe 2a, the first measuring cylinder 3a and finally flows into the waste liquid box 22a, finally is discharged from a water outlet of the waste liquid box 22a, hot air is injected into the pulp cup flushing pipe 5a, the upper flushing pipe 9a and the lower flushing pipe 10a after cleaning, all working parts are dried for 1 minute, the hot air flows through the first pulp cup 1a, the sand separating main body pipe 2a and the first measuring cylinder 3a, part of the hot air flows into the waste liquid box 22a, and the whole working parts are dried. After the drying is finished, the electric valve at the lower end of the first measuring cylinder 3a, the liquid outlet at the bottom of the first slurry cup 1a and the flashboard 20a are closed, and the next test is prepared.

According to the testing method, when the sand-containing measuring functional module is used for measuring the sand content of slurry, the sand-containing measuring functional module is used for assisting the slurry feeding, measuring and instrument cleaning operations of the sand content through the conical plug plugging mechanism and the upper chamber opening and closing mechanism, and the slurry feeding, water feeding, measuring and cleaning operations of the slurry are controlled in a linkage mode through the control part, so that the sand-containing measuring and instrument cleaning are automated.

The injection of water and hot air can be controlled by the control part. Hot air may be air above 25 ℃.

The cleaning operation of the rheological measurement functional module is carried out according to the following method:

after the tested slurry is discharged, the stepping motor 15b drives the lower rotary drum 6b to continuously rotate at the speed of 6rpm, the through screw rod stepping motor 11b is started, the lower rotary drum 6b is driven to ascend, the inner drum 5b and the hairbrush 21b are in a static state, meanwhile, 4 outer drum flushing pipes 20b above the hairbrush 21b start to spray water, the lower rotary drum 6b ascends to a cleaning position, at the moment, the lower rotary drum 6b is opposite to the brushing part of the hairbrush 21b, the hairbrush 21b is leached by clean water, the inner drum 21b cleans the inner wall of the lower rotary drum 6b, the remained slurry flows into the slurry tank 3b, meanwhile, the water pipe 19b starts to inject clean water into the conical funnel 2b, the clean water can start to spiral cleaning along the inner wall of the conical funnel 2b in a spiral mode, the funnel plug 8b is in a normally open state, the flown clean water directly flows into the slurry tank 3b, when the liquid level of the slurry tank 3b reaches a certain level, the inner drum 22b on the tank 3b starts to stir at a high speed, and the clean water is left in the slurry tank 5 b; the electric stirrer 22b can stir the clean water at a frequency of changing the direction twice per minute to sufficiently clean the inner cylinder 5b, after one minute, the cleaning waste liquid is discharged from the liquid outlet of the slurry tank 3b, after being emptied, the above-mentioned actions can be repeated again for cleaning three times, and the cleaning operation is finished, at this time, the funnel taper plug 8b and the water outlet of the slurry tank 3b are in an open state, the through screw stepping motor 11b and the working parts such as the lower rotary cylinder 6b are positioned at the cleaning position, and after drying, the next test is waited.

The viscosity testing mechanism and the rheological testing mechanism are integrated into a whole by the rheological testing functional module, and the rheological testing functional module has the functions of viscosity testing and rheological testing, has compact structure and functions, is convenient to carry, can realize the conventional performance repeated testing of full-automatic drilling fluid, has repeated operation consistency, greatly saves personnel cost, lightens personnel labor intensity, controls the running state of the whole measuring instrument by the second singlechip, realizes automatic measurement, and has very strong popularization and application values.

The cleaning work of the oil-water solid phase measurement functional module is carried out according to the following method: after the test is finished, the second measuring electrode 9c is driven by the second driving motor 37 to rise to the middle position, the first waste liquid valve 10c is in an open state, the water pump input route is controlled by the three-way electromagnetic valve, the water pump is switched to the water channel, the water pump starts working, clear water is pressurized by the water pump and is injected into the center pile 11c through the rotary joint 4, at the moment, the center pile 11c starts rotating under the driving of the first cleaning motor 40c, the rotating speed is 100rpm at most, clear water sprays and cleans the walls of the second slurry cup 2c through the cleaning holes on the center pile 11c, after 10 seconds, the water pump stops injecting water, and the first cleaning motor 40c stops rotating; after 1 minute, stirring shaft 14c starts to rotate under the drive of stirring driving mechanism 13c, stirring teeth 15 are driven to crush and redissolve the solidified mud residues, the initial rotation speed is 60rpm, the speed is changed to 150rpm after 30 seconds, the speed is changed to 300rpm after 30 seconds, then intermittent operation is performed every 10 seconds, and after repeated operation is performed for 5 times, rotation is stopped. After 10 seconds, under the drive of the first driving motor 32c, the first cup bottom 6c moves downwards for 10mm, meanwhile, the water-air pump and the first cleaning motor 40c run again, clean water rotates to clean the inner wall of the second slurry cup 2c under the drive of the center pile 11c, cleaning liquid flows along the periphery of the second slurry cup 2c, and flows into the third liquid receiving box 19c after passing through the first liquid receiving groove, the first liquid receiving pipe, the second liquid receiving groove and the second liquid receiving pipe, and the process lasts for 1 minute. This process is performed by opening the solenoid valve on the first cleaning pipe 28c to allow the clean water to start cleaning the distillation pipe, the cleaning liquid flows into the second measuring cylinder 3c along the condensing section 26c and the confluence section 27c to clean the second measuring cylinder 3c, and thereafter, the solenoid valve on the first cleaning pipe 28c is kept normally open. After the inner wall of the second slurry cup 2c is cleaned for 1 minute, the water-air pump and the first cleaning motor 40c keep working, the first cup bottom 6c is driven by the first driving motor 32c to rise and stop at a position about 2mm away from the lower end of the second slurry cup 2c, the stirring driving mechanism 13c works again at a speed of 300rpm, so that the clean water in the second slurry cup 2c is driven by the stirring teeth 15 to fully clean the second slurry cup 2c, and stops for 10 seconds every 20 seconds, after 5 times of repetition, the water-air pump is turned off, the first cleaning motor 40c stops, the first cup bottom 6c is driven by the first driving motor 32c to descend to a position 5mm away from the lower end of the second slurry cup 2c again, and is stationary for 1 minute, so that the cleaning liquid is completely separated; when the cleaning liquid is fully circulated, the first cup bottom 6c is driven by the first driving motor 32c to rise to a position 2mm away from the lower end of the second slurry cup 2c, at this time, the first waste liquid valve 10c and the electromagnetic valve on the first cleaning pipe 28c are both in an open state, the three-way electromagnetic valve of the water-air pump input path is controlled to switch to the air path, and meanwhile, the heating plate 7c starts to be electrified and heated; the water air pump starts to work, and the air flow temperature is controlled at 60 ℃ through the temperature and humidity sensor 12 c. Under the pressure of the water-air pump, the air flow reaches the center pile 11c through the rotary joint 4, the first cleaning motor 40c starts to drive the center pile 11c to rotate at the rotating speed of 100rpm, and the air flow passes through the cleaning holes of the center pile 11c and is sprayed to the inner wall of the second slurry cup 2c and the first cup bottom 6c so as to achieve the purpose of drying the air flow. The hot air flow also flows into the distillation tube and the second measuring cylinder 3c through the first cleaning tube 28c to dry the inner wall of the distillation tube, the inner wall of the second measuring cylinder 3c and the second measuring electrode 9c, and after 3 minutes of operation, the drying operation is finished. The first cleaning motor 40c stops working, the first cup bottom 6c is driven by the first driving motor 32c to rise and close with the lower end of the second slurry cup 2c, the electromagnetic valve on the first cleaning pipe 28c and the first waste liquid valve 10c are closed, and the whole working is finished and the next experiment is waited.

The cleaning work of the water loss performance measuring functional module is carried out according to the following method: after the mud cake is tested, the second test motor 38d drives the winding column 43d to pull the viscous block 45d to rise and clamp into the accommodating groove at the lower end of the accommodating block 44d, the first test motor 37d drives the test screw rod 42d to drive the first test frame 35d to rise to the top again, the push rod 69d drives the other toggle rod to rise so as to reset and turn up the cleaning box 54d, the first test motor 37d drives the test screw rod 42d to drive the first test frame 35d to descend again so as to enable the accommodating block 44d and the thickness probe 47d to descend into the cleaning box 54d, finally, the second cleaning pipe 55d starts to spray water to clean the viscous block 45d and the thickness probe 47d, after the cleaning is finished, the first test frame 35d rises to the top again, the cleaning box 54d is turned up again, the first test motor 37d drives the test screw rod 42d to drive the first test frame 35d to descend again, so that the collecting and releasing block 44d and the thickness probe 47d descend to the ready height, the second synchronous belt 31d and the third synchronous belt 32d pull the filter screen belt 33d to rotate, the water pump injects clean water into the central cylinder 52d, the central cylinder 52d is driven to rotate by the second cleaning motor 53d, the clean water cleans the inner wall of the third slurry cup 2d through the cleaning hole in the central cylinder 52d, the third slurry cup 2d is cleaned, meanwhile, the third measuring cylinder 19d and the second waste liquid valve 21d are cleaned, the flowing cleaning liquid flows into the liquid collecting box 70d below, after repeated times, the water vapor pump switches the input paths, hot air is input, and the third slurry cup 2d and the third measuring cylinder 19d are dried. After the drying is finished, the filter screen belt 33d drives the new filter paper to move between the third pulp cup 2d and the second cup bottom 4d, the second cup bottom 4d rises and clamps the filter paper, jelly on the periphery of the filter paper can serve as a sealing ring, and meanwhile the locking motor 10d drives the locking screw 6d to seal the third pulp cup 2d and the second cup cover 3 d. As the experiment proceeds, the used filter paper and the filter belt 33d are output from below the second base 1 d.

The technical characteristics form the embodiment of the invention, have stronger adaptability and implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations.

Claims (10)

1. The modularized drilling fluid routine performance detection system is characterized by comprising a testing dock with a box body structure, and a sand-containing measurement function module, a rheological property measurement function module, an oil-water solid phase measurement function module and a water loss performance measurement function module which are arranged in the testing dock at intervals from front to back;

the sand-containing measurement functional module comprises a first slurry cup, a sand separating main body pipe, a first measuring cylinder and a fixing frame, wherein the first slurry cup is fixed at the right upper part of the fixing frame, the first measuring cylinder is fixed at the left lower part of the fixing frame, and the sand separating main body pipe is arranged on the fixing frame between the first slurry cup and the first measuring cylinder; a slurry cup flushing pipe is fixedly communicated with the first slurry cup, a filter screen for dividing the inner part of the sand separating main pipe into an upper chamber and a lower chamber is transversely fixed in the sand separating main pipe, the filter screen and the sand separating main pipe are all inclined from left to right, the left end of the filter screen is fixedly communicated with the inner wall of the left end of the sand separating main pipe, a space is arranged between the left end of the filter screen and the inner wall of the left end of the sand separating main pipe, a liquid outlet at the bottom of the first slurry cup is positioned in the right liquid inlet end of the sand separating main pipe above the filter screen, a conical plug plugging mechanism capable of opening and closing the liquid outlet at the bottom of the first slurry cup is arranged at the liquid outlet at the bottom of the first slurry cup, an upper chamber opening and closing mechanism capable of opening and closing the left end of the upper chamber is arranged at the left upper end of the filter screen, at least one upper flushing pipe is fixedly communicated with the left end of the sand separating main pipe corresponding to the upper chamber opening and closing mechanism, at least one lower flushing pipe is fixedly communicated with the sand separating main pipe corresponding to the lower chamber, a vibrating motor is arranged on the sand separating main pipe, the left liquid outlet end of the sand separating main pipe is communicated with the liquid inlet end of the first measuring cylinder, and a valve is fixedly arranged at the lower end of the sand separating main pipe;

The rheological property measurement functional module comprises a viscosity test mechanism, a rheological property test mechanism and a bearing bracket; the viscosity testing mechanism comprises a conical funnel and a slurry tank, a grouting pipe is communicated with the upper part of the conical funnel, the outlet at the bottom of the conical funnel is fixed in the slurry tank, a high liquid level monitoring module capable of monitoring that the slurry liquid level of the conical funnel reaches a liquid level upper limit set value and a low liquid level monitoring module capable of monitoring that the slurry liquid level of the conical funnel descends to a liquid level lower limit set value are respectively arranged on the conical funnel, and a funnel plugging mechanism capable of plugging the outlet at the bottom of the conical funnel is fixedly arranged at the outlet at the bottom of the conical funnel; the rheological property testing mechanism comprises an inner cylinder, a lower rotary cylinder, a rheological property testing module, a vertical movement driving mechanism capable of driving the lower rotary cylinder to move up and down and a rotation driving mechanism capable of driving the lower rotary cylinder to rotate, an inner cylinder shaft is fixed on the inner cylinder, the upper part of the inner cylinder shaft is fixedly connected with a bearing bracket through a deformation piece, the rheological property testing module is fixed on the deformation piece, one end of the rotation driving mechanism is connected with the lower rotary cylinder, a working hole is formed in the top of a mud tank, the lower rotary cylinder can pass through the working hole up and down, the lower rotary cylinder is positioned on the outer side of the inner cylinder, and a gap is reserved between the lower rotary cylinder and the inner cylinder;

The oil-water solid phase measurement functional module comprises a first base, a second slurry cup, a stirring driving mechanism, a first driving mechanism, a second driving mechanism, a distillation tube, a central pile and a second measuring cylinder, wherein the second slurry cup with a hollow structure is fixedly arranged at the left part of the first base, a first cup cover is fixedly arranged at the upper end of the second slurry cup in a sealing way, a rotary joint is arranged above the first cup cover, a first mounting hole communicated with the inside and the outside is arranged in the center of the first cup cover, the lower end of the rotary joint is rotatably provided with the central pile with a cylindrical structure with a closed lower end in a sealing way, the lower end of the central pile is positioned at the lower part of the second slurry cup after passing through the first mounting hole in a sealing way, radially-communicated cleaning holes are discretely distributed at the outer side of the lower part of the central pile, a grouting tube is fixedly communicated at the left side of the upper part of the second slurry cup, a first cup bottom is arranged at the lower end of the second slurry cup in a sealing way, a heating plate with the inner side of the upper part of the first cup bottom is provided with a heating plate with an end part extending out of the lower end of the first cup bottom, a first fixing hole and a second fixing hole which are vertically communicated are arranged at the lower end of the first cup cover, a temperature and humidity sensor connected with the heating plate is fixedly arranged in the first fixing hole in a sealing way, a first measuring electrode which is used for measuring the slurry liquid level in the second slurry cup and is connected with the heating plate is fixedly arranged in the second fixing hole, a first driving mechanism which can enable the first cup bottom to move up and down is arranged at the lower part of the first base, a stirring hole which is vertically communicated is arranged at the center of the first cup bottom, a stirring driving mechanism is fixedly arranged at the lower part of the first base corresponding to the position of the stirring hole, the upper end of a stirring shaft of the stirring driving mechanism is positioned below the center pile after penetrating through the stirring hole in a sealing way, a plurality of stirring teeth are uniformly distributed at the outer side of the upper part of the stirring shaft corresponding to the upper part of the first cup bottom along the circumference in a spacing way, a second measuring cylinder is fixedly arranged at the right part of the first base corresponding to the right part of the second slurry cup, a second measuring electrode capable of measuring conductivity and a distillation tube communicated with the upper end of the second slurry cup are arranged at intervals on the inner side of the upper end of the second measuring cylinder, a second driving mechanism capable of enabling the second measuring electrode to move up and down is arranged at the right part of the first base, a liquid discharge hole is formed in the lower end of the second measuring cylinder, and a first waste liquid valve capable of opening and closing the liquid discharge hole is arranged at the lower part of the first base;

The water loss performance measurement functional module comprises a second base, a mud cake generation assembly, a filter paper transmission assembly, a mud cake test assembly and a cleaning assembly, wherein the mud cake generation assembly for generating mud cakes from drilling fluid and the mud cake test assembly for testing the thickness and viscosity coefficient of the mud cake are arranged on the second base from right to left at intervals, the filter paper transmission assembly for transmitting the mud cake made of the mud cake generation assembly to the mud cake test assembly is also arranged on the second base, the cleaning assembly is arranged on the upper side of the filter paper transmission assembly, the mud cake generation assembly comprises a third slurry cup, a second cup cover, a second cup bottom, a locking screw rod, a locking gear, a locking motor and a gear ring, the second cup cover is fixedly arranged on the upper side of the right part of the second base, the second cup cover is fixedly provided with a second cup cover with a grouting hole which penetrates through from top to bottom at the center, a third slurry cup with a hollow structure is arranged below the second cup cover, at least three connecting lugs are distributed at intervals along the circumference, locking threaded through holes are formed in the upper end of each connecting lug, a fixing plate is fixedly arranged on the outer side of each connecting lug, a fixing plate is fixedly arranged on the fixing hole corresponding to the outer side of each connecting lug, a plurality of fixing rings are fixedly arranged on the fixing plates corresponding to the fixing plates on the outer sides of the fixing rings, the fixing rings are fixedly connected with the fixing rings are fixedly arranged on the fixing rings, the fixing rings are fixedly arranged on the fixing rings are correspondingly arranged on the fixing rings, and fixedly arranged on the fixing rings are fixedly arranged on the fixing rings, and fixedly connected with the fixing rings are fixedly connected with the fixing rings, and fixedly connected with the fixing rings by fixing rings. The outer side of the upper part of the sliding shaft corresponding to the upper side of each fixed lug is fixedly provided with a guide gear, a compression spring is arranged between the outer side of the lower part of the sliding shaft corresponding to the lower part of each fixed lug and the corresponding position of the upper side of the fixed ring, the middle part of the second base corresponding to the leftmost Fang Huazhou position is fixedly provided with a locking motor, the outer side of the upper end of an output shaft of the locking motor is fixedly provided with a locking driving gear, the locking driving gear is in transmission connection with the upper part of the leftmost guide gear through a first synchronous belt, the outer side of the lower part of the third slurry cup is sleeved with a gear ring which is meshed with all the locking gears and all the guide gears, the lower side of the third slurry cup is provided with a corresponding second cup bottom, the right part of the filter paper conveying assembly is arranged between the upper side of the second cup bottom and the lower side of the third slurry cup, the lower part of the second base is provided with a lifting driving mechanism capable of driving the second cup bottom to move up and down, the middle part of the second cup bottom is provided with a filter hole which is penetrated up and down, the filter tube is fixedly arranged in the filter hole, the filter tube is provided with a liquid discharging valve, the inner side of the lower part of the second base corresponding to the lower side of the filter bottom of the second base is fixedly provided with a third liquid discharging valve, and the second cylinder bottom of the second measuring cylinder is provided with a liquid discharging hole;

The left part of the test dock is provided with a left-right through observation hole, and a first observation baffle, a second observation baffle, a third observation baffle and a fourth observation baffle which are respectively corresponding to the sand-containing measurement function module, the rheological property measurement function module, the oil-water solid phase measurement function module and the water loss performance measurement function module are arranged in the observation hole.

2. The modular drilling fluid routine performance detection system of claim 1, wherein the sand-containing measurement function module further comprises a control part, the valve adopts an electric valve, the liquid level detection modules are respectively arranged in the first slurry cup and the first measuring cylinder, and the control part is respectively and electrically connected with the control end of the conical plug plugging mechanism, the control end of the upper chamber opening and closing mechanism, the liquid level detection module and the electric valve; or/and, the funnel plugging mechanism comprises a funnel taper plug, a taper plug rod and a push rod driving mechanism capable of driving the taper plug rod to move left and right, the taper plug rod is L-shaped, a taper rod operation long hole is formed in the top of a mud tank at the outer side of the taper funnel, the taper plug rod extends into the mud tank from the taper rod operation long hole in an inclined mode, a short section of the L-shaped taper plug rod is fixedly connected with the bottom end of the funnel taper plug, the funnel taper plug is arranged at an outlet at the bottom of the taper funnel, the push rod driving mechanism comprises a push rod driving motor, and a power output end of the push rod driving motor is fixedly connected with a long section of the L-shaped taper plug rod; or/and, the outside of the stirring driving mechanism is sleeved with a first liquid receiving box, an annular first liquid receiving groove with an upward opening is arranged in the first liquid receiving box, the upper end of the first liquid receiving box is fixedly connected with the lower end of the first cup bottom in a sealing way, the bottom of the first liquid receiving groove is fixedly communicated with a plurality of first liquid discharge pipes at intervals, the first driving mechanism comprises a first driving motor, a first screw rod, a first screw nut and a second supporting frame, the first driving motor is fixedly arranged on a first base corresponding to the position between the first liquid receiving box and the stirring driving mechanism, the upper end of an output shaft of the first driving motor is in transmission connection with the lower end of the first screw rod arranged below the first cup bottom, an L-shaped second supporting frame is fixedly arranged below the first cup bottom, and the first screw nut screwed on the outer side of the upper end of the first screw rod is fixedly arranged on the second supporting frame; or/and the second driving mechanism comprises a second driving motor, a second screw rod, a second screw nut and a guide rod, the second driving motor is fixedly arranged on the right side of the first base, the upper end of the second driving motor is in transmission connection with the lower end of the second screw rod rotatably arranged on the first base, the vertically arranged guide rod is fixedly arranged on the first base corresponding to the left position of the second screw rod, a sliding sleeve is coaxially sleeved on the outer side of the guide rod, the second screw nut which is in threaded connection with the outer side of the second screw rod is fixedly arranged on the right part of the sliding sleeve, and the left part of the sliding sleeve is fixedly connected with the upper end of the second measuring electrode; or/and, the filter paper conveying assembly comprises a conveying motor, a driving shaft, a second synchronous belt, a third synchronous belt and a filter screen belt, wherein the driving shaft in front and back directions is rotatably arranged at the lower part of a second base corresponding to the right lower part of a second cup bottom, a first driven shaft is rotatably arranged at the left part of the second base corresponding to the left upper part of the driving shaft, a second driven shaft is rotatably arranged at the middle part of the second base corresponding to the left upper part of the first driven shaft, a third driven shaft is rotatably arranged at the left part of the second base corresponding to the upper part of the second driven shaft, a fourth driven shaft and a fifth driven shaft are rotatably arranged at the left and right intervals at the upper part of the second base corresponding to the position between the third driven shaft and a third slurry cup, a sixth driven shaft is rotatably arranged at the right part of the second base corresponding to the right lower part of the second cup bottom, a conveying motor is fixedly arranged at the inner side of the lower part of the second base corresponding to the left upper part of the driving shaft, the front end of an output shaft of the transmission motor is connected with the rear part of the driving shaft through belt wheels in a transmission way, a front driving gear and a rear driving gear are respectively and fixedly arranged on the outer side of the front part of the driving shaft and the outer side of the rear part of the driving shaft, a first front driven gear, a second front driven gear, a third front driven gear, a fourth front driven gear, a fifth front driven gear and a sixth front driven gear are respectively and fixedly arranged on the outer side of the front part of the first driven shaft, the outer side of the front part of the second driven shaft, the outer side of the rear part of the third driven shaft, the outer side of the rear part of the fourth driven shaft, the outer side of the rear part of the fifth driven shaft and the outer side of the rear part of the sixth driven shaft, a first rear driven gear, a second rear driven gear, a third rear driven gear and a fourth rear driven gear are respectively and fixedly arranged on the outer side of the rear part of the fifth driven shaft and the rear part of the sixth driven shaft, the third back driven gear, the fourth back driven gear, the fifth back driven gear and the sixth back driven gear are connected together through a second synchronous belt transmission, the third back driving gear, the fourth back driven gear, the fifth front driven gear and the sixth front driven gear are connected together through a third synchronous belt transmission, the third back driving gear, the first back driven gear, the second back driven gear, the third back driven gear, the fourth back driven gear, the fifth back driven gear and the sixth back driven gear are connected together through a third synchronous belt transmission which is identical to the second synchronous belt structure and symmetrically distributed, a filter screen belt is fixedly arranged on the upper side of the right part between a third slurry cup and the bottom of the second cup, and the rear part of the filter screen belt is fixedly arranged at the corresponding position of the outer ring surface of the third synchronous belt.

3. The modular drilling fluid routine performance detection system of claim 2, wherein the cone plug plugging mechanism comprises a cone plug and a vertical moving mechanism for driving the cone plug to move up and down, the outer wall of the cone plug is a conical surface with small upper part and large lower part, the cone plug is arranged at a drain hole at the bottom of the first slurry cup, the vertical moving mechanism comprises a screw rod stepping motor, a guide rail and a sliding sleeve capable of sliding up and down on the guide rail, the screw rod stepping motor is fixed on a fixed frame at the left side of the sand dividing main body pipe, the guide rail is fixed on the fixed frame at the right side of the screw rod stepping motor, a nut is cooperatively arranged at the outer side of the screw rod stepping motor, the left side of the nut is fixedly connected with the right end of the cone plug through a connecting part, the right side of the nut is fixedly connected with the sliding sleeve, and the control part adopts a first single chip microcomputer which is respectively electrically connected with a control end of the screw rod stepping motor, a control end of a digital steering engine, a liquid level detection module and an electric valve; or/and, the vertical movement driving mechanism comprises a through type screw rod stepping motor, a pair of first sliding rails and a first supporting frame, wherein the left end of the first supporting frame is fixedly connected with the lower rotary drum, the pair of first sliding rails are respectively fixed on the front side and the rear side of the bearing bracket, a ball nut of the through type screw rod stepping motor is fixedly connected with the first supporting frame, the upper end of the ball screw rod of the through type screw rod stepping motor is fixedly connected with the bearing bracket, and sliding blocks corresponding to the first sliding rails are respectively arranged on the front side and the rear side of the first supporting frame; or/and, the rotation driving mechanism comprises a stepping motor and a transmission mechanism, the stepping motor is fixed on the first support frame, the power output end of the stepping motor is connected with the power input end of the transmission mechanism, the transmission mechanism comprises a driving belt pulley, a driven belt pulley and a transmission belt, the driving belt pulley is arranged on the power output end of the stepping motor, the driven belt pulley is fixed on the outer side of the lower rotary drum, and the driving belt pulley is connected with the driven belt pulley through the transmission belt; or/and, at least one flushing pipe is communicated with the top of the conical funnel, and the water outlet of the flushing pipe is tangential to the inner wall surface of the conical funnel; or/and the brush is fixedly arranged on the inner cylinder shaft above the inner cylinder through a bearing, and at least one outer cylinder flushing pipe capable of flushing the inner wall of the outer cylinder is circumferentially distributed on the outer side of the upper part of the brush; or/and, the inner wall of the lower end of the second slurry cup is a conical surface with a small upper part and a large lower part, the outer side surface of the bottom of the first cup is matched with the inner wall of the lower end of the second slurry cup, the outer diameter of the first liquid receiving groove is not smaller than the inner diameter of the lower end of the second slurry cup, a U-shaped second liquid receiving box with a left opening is fixedly arranged at the lower part of the first base corresponding to the lower position of the first liquid receiving box, a second liquid receiving groove with an upward opening and a U-shaped opening is arranged in the second liquid receiving box, a plurality of second liquid discharging pipes are fixedly communicated at intervals at the bottom of the second liquid receiving groove, a fixed seat with the upper end fixedly arranged at the lower side of the stirring driving mechanism is fixedly arranged at the inner side of the second liquid receiving box, a mounting seat is fixedly arranged at the lower part of the first base corresponding to the left position of the fixed seat, a third liquid receiving box is fixedly arranged at the inner side of the lower part of the first base corresponding to the lower position of the first liquid waste valve, and a third liquid discharging pipe is fixedly communicated at the right side of the lower part of the third liquid receiving box; or/and, mud cake test assembly includes test seat, first test frame, second test frame, first test motor, second test motor, electric putter, the test board, viscous piece and control unit, second base left part upside fixed mounting has the test seat that is located the filter screen area top, first test frame is installed to the upper edge of test seat along the upper and lower slidable mounting, first test frame upper portion is equipped with the test screw that link up from top to bottom, the spiro union has test screw in the test screw, first test motor is installed to test seat right part fixed mounting, the output shaft upper end and the test screw lower extreme transmission of first test motor are connected, first test frame left part rear side fixed mounting has the second test frame, fixed mounting has the second test motor on the second test frame, the spool that the right-hand member was connected together with the output shaft left end transmission of second test motor is installed in rotation of second test frame upper portion, a receiving and releasing block is fixedly arranged at the lower part of the second test frame corresponding to the lower position of the winding column, a receiving groove with a downward opening and communicated left and right is arranged at the lower side of the receiving and releasing block, threading holes with two lower ends extending to the bottom wall of the receiving groove are arranged at left and right intervals at the upper end of the receiving and releasing block, a receiving and releasing rope with a first end wound for a plurality of circles and fixedly arranged at the corresponding position of the winding column is arranged in each threading hole, a second end of each receiving and releasing rope is fixedly arranged at the upper part of the viscous block, an induction magnet sleeved at the outer side of the receiving and releasing rope is arranged at the upper part of each threading hole, a thickness probe with the lower end positioned below the viscous block is fixedly arranged at the lower side of the second test frame corresponding to the right position of the receiving and releasing block, a test plate with the upper side contacted with the inner ring surface of the upper part of the filter screen is arranged on the second base corresponding to the position between the third driven shaft and the fourth driven shaft, the front left side and the rear left side of the test board are fixedly provided with hinge lugs which are rotatably installed together at positions corresponding to the third driven shaft, an electric push rod is hinged between the lower side of the right part of the test board and the inner side of the left part of the second base, a gyroscope and a Hall sensor corresponding to the induction magnet are arranged at left and right intervals on the lower side of the left part of the test board, the thickness probe, the gyroscope and the Hall sensor are all electrically connected with a control unit, and the control unit is respectively electrically connected with a first test motor, a second test motor and a conveying motor.

4. The modular drilling fluid routine performance detection system of claim 3, wherein the cleaning assembly comprises a rotary joint, a central cylinder, a second cleaning motor, a cleaning box and a second cleaning pipe, the rotary joint is arranged above the second cup cover, the lower end of the rotary joint is provided with the central cylinder with a cylindrical structure with a closed lower end in a sealing and rotating manner, the lower end of the central cylinder penetrates through the grouting hole in a sealing manner and is positioned at the inner side of the lower part of the third slurry cup, the outer side of the lower part of the central cylinder is provided with cleaning holes which are penetrated in a radial manner in a discrete manner, the second base corresponding to the right position of the second cup cover is fixedly provided with the second cleaning motor which is electrically connected with the control unit, the upper end of an output shaft of the second cleaning motor is connected with the upper part of the central cylinder through belt pulley transmission, the left lower side of the first testing frame is provided with a first rotating shaft which is arranged in the front-back direction in a rotating manner, the outer side of the left part of the first rotating shaft is fixedly arranged at the upper side of the right end of the cleaning box sleeved at the outer side of the lower part of the collecting and placing block, the upper part of the cleaning box is fixedly communicated with a second cleaning pipe, the outer side of the lower part of the first rotating shaft is fixedly provided with a first crank arm which is inclined in a left-high right-low shape, the right side of the first crank arm is fixedly provided with a second rotating shaft which is parallel to the first rotating shaft, the left side of the rear part of the test seat corresponding to the upper position of the second rotating shaft is rotatably provided with a left-right third rotating shaft, the outer side of the left part of the third rotating shaft is fixedly provided with a first gear, the upper part of the test seat corresponding to the upper position of the third rotating shaft is rotatably provided with a fourth rotating shaft which is parallel to the third rotating shaft, the outer side of the left part of the fourth rotating shaft is fixedly provided with a second gear which is meshed with the first gear, the left side of the second gear is fixedly provided with a fixed sleeve, at least one stirring tooth is uniformly distributed on the outer side of the fixed sleeve along the circumference, the outer side of the left side of the third rotating shaft corresponding to the left side of the second rotating shaft is provided with a reverse Z-shaped second crank arm, the other end outside cover of second turning arm is equipped with first linking arm, first linking arm lower extreme hinge connection has the lower extreme cover to be in the second linking arm in second pivot rear portion outside, first test frame upper portion fixed mounting has the pawl that can make the unidirectional rotation of second gear, the second test frame rear portion downside that corresponds pawl below position is equipped with the spacing recess of opening backward, spacing recess rotation is installed the rear end and can be followed the second test frame and go up and down and make one of them stir tooth swing and then make second gear pivoted catch bar, catch bar front end upside and spacing recess front portion diapire contact.

5. The modular drilling fluid routine performance detection system according to claim 3 or 4, wherein the inner wall of the lower end of the third slurry cup is a conical surface with a smaller upper part and a larger lower part, the outer side of the second cup bottom is matched with the inner side of the lower end of the third slurry cup, an annular liquid collecting box is fixedly arranged at the lower side of the second cup bottom, an annular groove with an upward opening is arranged in the liquid collecting box, the outer diameter of the annular groove is larger than the outer diameter of the second cup bottom, a plurality of liquid discharging pipes are fixedly communicated at the bottom of the liquid collecting box at intervals, the lifting driving mechanism comprises a lifting screw rod, a mounting frame, a supporting plate, a second sliding rail, a guide rail and a lifting motor, wherein the lifting motor is electrically connected with the control unit, an L-shaped supporting plate is fixedly arranged at the lower side of the second cup bottom corresponding to the outer side of the filter pipe, a threaded through hole is arranged at the lower part of the supporting plate, a mounting frame is fixedly arranged in a second base corresponding to the lower position of the supporting plate, the lifting motor is fixedly arranged on the mounting frame, the upper end of an output shaft of the lifting motor is in transmission connection with the lower end of the lifting screw rod in the threaded through hole, a plurality of second sliding rails are circumferentially spaced, the upper end of the second sliding rails are arranged at the outer side of the liquid collecting box, the upper end of each second sliding rail is provided with a guide groove penetrating up and down, and guide grooves are correspondingly arranged in the second guide grooves and fixedly arranged at the positions.

6. The modular drilling fluid routine performance detection system according to claim 1, 2, 3 or 4, wherein the upper chamber opening and closing mechanism comprises a digital steering engine and a flashboard, the digital steering engine is fixedly arranged at the left upper part of the sand separating main body pipe, the flashboard is arranged at the left end of the upper chamber through a rotating shaft, and the power output end of the digital steering engine is connected with the rotating shaft; or/and the left liquid outlet end of the sand separating main body pipe is communicated with the liquid inlet end at the upper end of the first measuring cylinder through a buffer pipe fitting, the left liquid outlet end of the sand separating main body pipe is in a cone shape with a wide upper part and a narrow lower part, and the buffer pipe fitting is in a funnel shape; or/and the rheological property testing module comprises a strain gauge, the deformation piece adopts a spring steel sheet, an electric stirrer and a slurry tank liquid level electrode are arranged on the slurry tank, a liquid outlet is arranged at the lower part of the slurry tank, the high liquid level monitoring module is a high-level electrode for monitoring high liquid level, and the low liquid level monitoring module is a low-level electrode for monitoring low liquid level; or/and, the distillation tube includes linkage segment, condensation segment and conflux section, linkage segment left end and the fixed intercommunication in second thick liquid cup upper portion outside, linkage segment right-hand member and the fixed intercommunication in condensation segment left end that is the slope of high low form in left and right, condensation segment right-hand member and vertical setting and the lower extreme are located the inboard conflux section upper end fixed intercommunication in second graduated flask upper portion, fixed intercommunication has first wash pipe on the linkage segment, be equipped with the solenoid valve on the first wash pipe, the condensation segment outside has set gradually a plurality of fin from left to right along the axial, one side that every fin kept away from the condensation segment all is equipped with radiator fan, every radiator fan all is connected with temperature humidity sensor.

7. The modular drilling fluid routine performance detection system of claim 5, wherein the upper chamber opening and closing mechanism comprises a digital steering engine and a flashboard, the digital steering engine is fixedly arranged at the left upper part of the sand separation main body pipe, the flashboard is arranged at the left end of the upper chamber through a rotating shaft, and the power output end of the digital steering engine is connected with the rotating shaft; or/and the left liquid outlet end of the sand separating main body pipe is communicated with the liquid inlet end at the upper end of the first measuring cylinder through a buffer pipe fitting, the left liquid outlet end of the sand separating main body pipe is in a cone shape with a wide upper part and a narrow lower part, and the buffer pipe fitting is in a funnel shape; or/and the rheological property testing module comprises a strain gauge, the deformation piece adopts a spring steel sheet, an electric stirrer and a slurry tank liquid level electrode are arranged on the slurry tank, and a liquid outlet is arranged at the lower part of the slurry tank; the high liquid level monitoring module is a high electrode for monitoring high liquid level, and the low liquid level monitoring module is a low electrode for monitoring low liquid level; or/and, the distillation tube includes linkage segment, condensation segment and conflux section, linkage segment left end and the fixed intercommunication in second thick liquid cup upper portion outside, linkage segment right-hand member and the fixed intercommunication in condensation segment left end that is the slope of high low form in left and right, condensation segment right-hand member and vertical setting and the lower extreme are located the inboard conflux section upper end fixed intercommunication in second graduated flask upper portion, fixed intercommunication has first wash pipe on the linkage segment, be equipped with the solenoid valve on the first wash pipe, the condensation segment outside has set gradually a plurality of fin from left to right along the axial, one side that every fin kept away from the condensation segment all is equipped with radiator fan, every radiator fan all is connected with temperature humidity sensor.

8. The modular drilling fluid routine performance detection system of claim 6 or 7, wherein a waste liquid box is arranged below the liquid discharge end of the first measuring cylinder; or/and, a pulp cover is fixed at the top of the first pulp cup, and a pulp cup flushing pipe is arranged on the pulp cover; or/and, the rheological property measurement functional module further comprises a second single chip microcomputer, wherein the second single chip microcomputer is electrically connected with the control end of the through screw rod stepping motor, the control end of the electric mixer, the push rod driving motor, the slurry tank liquid level electrode, the high-level electrode and the low-level electrode respectively; or/and, a first cleaning motor is fixedly arranged at the upper part of the first base corresponding to the left position of the second slurry cup, and the outer side of the upper end of the output shaft of the first cleaning motor is in transmission connection with the outer side of the upper part of the center pile through a belt wheel; or/and mud cake generating assembly still includes relief valve and level gauge, and second bowl cover upper end interval is equipped with pressure release hole and the position hole that link up from top to bottom, and relief valve lower extreme sealing mounting is in the pressure release hole, and level gauge upper portion sealing mounting is in the position hole, and relief valve and level gauge are all connected with the control unit electricity, and the upper computer is fixed mounting in test dock upper portion left side of corresponding observation hole top position, and the upper computer is connected with control unit, first singlechip, second singlechip respectively.

9. A method of testing a conventional performance testing system for a modular drilling fluid according to claim 8, comprising a sand content measurement method, a funnel viscosity measurement method, a rheology measurement method, an oil-water solid phase measurement method, a medium pressure water loss measurement method, a mud cake thickness measurement method, and a mud cake viscosity coefficient measurement method;

the sand content measuring method is carried out according to the following steps: step one, taking sand, namely injecting slurry required by testing into a first slurry cup through a slurry cup flushing pipe, and determining whether the slurry reaches the liquid level of the slurry injection required amount or not through a liquid level detection module; when the slurry in the first slurry cup reaches the requirement of the test amount, a screw rod stepping motor is started, a conical plug moves downwards under the drive of the screw rod stepping motor, a liquid outlet at the bottom of the first slurry second cup is opened, the slurry flows into a sand separating main body pipe through the liquid outlet at the bottom of the first slurry second cup, in order to enable the slurry to smoothly pass through a filter screen, the slurry is injected into the sand separating main body pipe, meanwhile, a vibrating motor above the sand separating main body pipe starts vibrating, meanwhile, clear water is injected through an upper flushing pipe and a lower flushing pipe, the slurry can smoothly pass through the filter screen, filtered sand is concentrated on the filter screen on the right side of a flashboard of an upper chamber, cleaning liquid formed by cleaning the slurry flows into a first measuring cylinder, an electric valve at the lower end of the first measuring cylinder is opened, the cleaning liquid of the first measuring cylinder flows into a waste liquid box and is finally discharged from the water outlet of the waste liquid box, and after the slurry is washed, the conical plug moves upwards under the drive of the screw rod stepping motor to close the liquid outlet at the bottom of the first slurry second cup, and then the next step is operated; step two, shakeout and measurement: closing an electric valve at the lower end of the first graduated cylinder, closing a liquid discharge end at the lower end of the first graduated cylinder, controlling a rotating shaft by a digital steering engine to rotate clockwise by a certain angle to enable a flashboard to be opened leftwards, after the flashboard is opened, enabling filtered sand to fall into the first graduated cylinder, injecting a required amount of clean water into a first slurry cup, opening a liquid discharge port at the bottom of a second cup of the first slurry, simultaneously injecting clean water through an upper flushing pipe and a lower flushing pipe, flushing sand on the right side of the flashboard and sand on a filter screen into the first graduated cylinder, measuring the liquid level in the first graduated cylinder, comparing the liquid level with the injection equivalent amount of clean water, wherein the difference of the volumes of the two is the volume of the sand, and obtaining a sand content result;

The funnel viscosity measurement method is carried out according to the following method: filling slurry into a conical funnel through a grouting pipe, measuring the liquid level of the slurry in the conical funnel by using a high-level electrode and a low-level electrode, determining whether the slurry reaches an upper limit set value of the liquid level by using the high-level electrode, judging that the liquid level reaches the upper limit set value of the liquid level when the conductivity of the high-level electrode is changed severely, driving a conical plug rod by using a push rod to move rightwards, enabling the conical plug rod to drive a funnel conical plug to open, starting to flow out the slurry in the conical funnel after the funnel conical plug is opened, starting to time when the slurry in the conical funnel starts to flow out, and determining whether the required amount of slurry flows out of the conical funnel by judging the conductivity of the low-level electrode during the process; when the conductivity of the low-level electrode changes drastically, the liquid level is low enough to meet the condition of the required outflow, at the moment, stopping timing and recording the time, and calculating the funnel viscosity of the slurry according to the recorded time;

the rheological measurement method is carried out according to the following steps: all the slurry in the conical hopper is leaked into a slurry tank, the lower rotary drum is driven by the through screw rod stepping motor to descend to a testing position in the slurry tank, the stepping motor drives the lower rotary drum to rotate at six different speeds, gaps are reserved between the lower rotary drum and the middle inner drum, the lower rotary drum drives the slurry to rotate when rotating, the slurry drives the inner drum to rotate and deviate due to the viscosity of the slurry, so that a spring steel sheet is bent and deformed, the resistance value of a strain gauge adhered to the spring steel sheet is changed and converted into a moment deviation value, and the rheological property value is measured;

The oil-water solid phase measurement method is carried out according to the following steps: step one, distillation: injecting slurry to be detected into the second slurry cup through the slurry injection pipe, then starting the heating plate and the stirring driving mechanism simultaneously, heating the slurry to be detected by the heating plate, driving the stirring teeth to stir the slurry to be detected by the stirring driving mechanism, and monitoring the temperature of the slurry to be detected and the humidity of the second slurry cup by the temperature and humidity sensor and controlling the operation of the heating plate; step two, measuring: the second driving mechanism part drives the second measuring electrode to move up and down, the lower end surface of the second measuring electrode is an oil-water interface when the conductivity measured by the second measuring electrode is obviously changed, the position of the lower end of the second measuring electrode in the second measuring cylinder is recorded, and the volume of water or oil is calculated;

the medium-pressure water loss measurement method is carried out according to the following steps: placing filter paper on a filter screen belt at the bottom of a second cup, driving the second cup to move upwards and seal with the lower end of a third slurry cup by a lifting motor, closing a drain valve, injecting drilling fluid into the third slurry cup by a drilling fluid pump, starting a locking motor, driving a gear ring and a locking screw to rotate by the locking motor, driving the third slurry cup to move upwards and seal with a second cup cover, then injecting air into the third slurry cup by a high-pressure air pump through a central cylinder and pressurizing, then opening the drain valve, starting timing when a first drop of filtrate drops into the third slurry cup through the lower end of a filter tube, recording the liquid level in the third measuring cylinder until the set time, if the filtrate level in the third measuring cylinder is too much, rapidly opening the second waste liquid valve, closing the third measuring cylinder, continuously reading the filtrate after the liquid level again, recording all values again if the filtrate level in the third measuring cylinder exceeds the set position again, repeating the actions, and finally recording all values, and calculating the total volume of the filtrate;

The mud cake thickness measuring method is carried out according to the following steps: after the medium-pressure water loss measurement is finished, the pressure release valve is opened, the air pressure in the third slurry cup is released, the locking motor drives the locking screw rod to reversely rotate, the third slurry cup and the second cup cover are opened, the lifting motor drives the lifting screw rod to rotate, the second cup bottom is enabled to descend, redundant drilling fluid can flow into the liquid collecting box along the periphery of the second cup bottom, the lower side of the third slurry cup releases mud cakes with redundant drilling fluid and is positioned on filter paper of the filter screen belt, the filter screen belt is driven by the second synchronous belt and the third synchronous belt, the filter screen belt stops when left to the lower side of the cleaning box, the first test motor drives the testing screw rod to drive the first testing frame to slide upwards, the pushing rod lifts stirring teeth at the front lower side after rising along with the second testing frame, the second gear and the first gear rotate, finally the upper side of the left end of the cleaning box is swung downwards, then the first testing motor drives the testing screw rod to slide downwards, the thickness probe is enabled to descend, two poles of the lower end of the thickness probe are electrified to analyze the conductivity, when the air enters water, the thickness probe is changed drastically, and the thickness change when the thickness change is slightly occurs, namely the thickness change reaches the lower end of the probe is calculated;

The mud cake viscosity coefficient measuring method is carried out according to the following steps: after the thickness of the mud cake is calculated, the second test motor drives the winding column to rotate, the viscous block is released, the viscous block falls on the mud cake, the piston rod of the electric push rod extends out, the right end of the test board is higher than the left end, the gyroscope records the deflection angle of the test board, meanwhile, the Hall sensor calculates the magnetic field of the induction magnet, when the magnetic field changes, the viscous block is indicated to slide along the surface of the mud cake to displace, the numerical value of the gyroscope is recorded at the moment, namely the angle generated by the test board, and the viscosity coefficient of the mud cake is converted.

10. The test method of claim 9, further comprising a cleaning operation,

the cleaning work of the sand-containing measuring functional module is carried out according to the following method: opening an electric valve at the lower end of the first measuring cylinder, opening a liquid discharge end at the lower end of the first measuring cylinder, and enabling sand and clean water to flow into a waste liquid box together, wherein all the liquid discharge port at the bottom of the first slurry second cup, the flashboard and the liquid discharge end at the lower end of the first measuring cylinder are in a normally open state; injecting clear water into the pulp cup water flushing pipe, the upper flushing pipe and the lower flushing pipe, respectively flowing through the first pulp cup, the sand separating main body pipe, the first measuring cylinder and finally flowing into the waste liquid box, finally discharging the waste liquid from the water outlet of the waste liquid box,

After cleaning, hot air is injected into the pulp cup flushing pipe, the upper flushing pipe and the lower flushing pipe, flows through the first pulp cup, the sand separating main pipe and the first measuring cylinder, dries all working parts, and after drying, closes the electric valve at the lower end of the first measuring cylinder, the liquid outlet at the bottom of the first pulp second cup and the flashboard;

the cleaning operation of the rheological measurement functional module is carried out according to the following method: the liquid outlet of the slurry tank is opened, after the tested slurry is discharged, the stepping motor drives the lower rotary drum to continuously rotate, the through screw rod stepping motor is started to drive the lower rotary drum to ascend, the inner drum and the brush are in a static state, meanwhile, the outer drum washing pipe above the brush starts to spray water, the lower rotary drum ascends to a cleaning position, at the moment, the lower rotary drum is opposite to the brush, the brush is rinsed by clean water, the brush cleans the inner wall of the lower rotary drum, the remained slurry flows into the slurry tank,

meanwhile, clean water is injected into the conical funnel through the flushing pipe, the clean water starts to clean along the inner wall of the conical funnel, the conical plug of the funnel is in a normally open state, the inflow clean water directly flows into the mud tank, when the clean water in the mud tank reaches a certain liquid level, an electric stirrer on the mud tank starts to stir, and the stirred clean water can clean an inner barrel left in the mud tank; the cleaning waste liquid is discharged from a liquid outlet of the slurry tank, and after the cleaning waste liquid is emptied, the cleaning work is finished;

The cleaning work of the oil-water solid phase measurement functional module is carried out according to the following method: the second driving motor drives the second measuring electrode to rise, the first waste liquid valve is opened, the grouting pipe and the first cleaning pipe are connected with the water-air pump, clean water is pressurized by the water-air pump and then injected into the center pile, the first cleaning motor is started at the same time, the center pile rotates for a period of time at a rotating speed not higher than 100rpm and then stops the first cleaning motor, the stirring driving mechanism is started to drive the stirring teeth to repeatedly crush and redissolve solidified mud residues, meanwhile, the electromagnetic valve on the first cleaning pipe is opened, the clean water starts to clean the distillation pipe, the cleaned liquid flows into the second measuring cylinder along the condensation section and the confluence section, the second measuring cylinder is cleaned, finally the first driving motor is started, the first cup moves downwards, the liquid in the second slurry cup flows into the third liquid receiving box through the first liquid receiving tank, the first liquid receiving pipe, the second liquid receiving tank and the second liquid receiving pipe, the liquid in the second measuring cylinder flows into the third liquid receiving box, the first waste liquid valve is opened,

when the liquid is completely flowed, the first cup bottom is driven by the first driving motor to rise and leave a gap with the lower end of the second slurry cup, the electromagnetic valve on the first waste liquid valve and the first cleaning pipe is opened, the water-air pump starts to work, the heating plate heats the gas, the generated hot gas flows into the second slurry cup, the distillation pipe and the second measuring cylinder, and when the hot gas flows into the second slurry cup through the cleaning hole on the center pile, the first cleaning motor drives the center pile to rotate, so that the hot gas is uniformly sprayed to the inner wall of the second slurry cup; the first cleaning motor stops working, the first cup bottom is driven by the first driving motor to rise and is closed with the lower end of the second slurry cup, and the electromagnetic valve and the first waste liquid valve on the first cleaning pipe are closed;

The cleaning work of the water loss performance measuring functional module is carried out according to the following method: after the viscosity coefficient is measured, the second test motor drives the wrapping post, the viscous block is pulled to rise and clamp into the storage groove at the lower end of the collecting and releasing block, the first test motor drives the test screw to drive the first test frame to rise to the top again, the push rod drives the other stirring rod to rise, so that the cleaning box is reset and turned up, the first test motor drives the first test frame to descend again, the collecting and releasing block and the thickness probe are enabled to descend into the cleaning box, finally, the second cleaning pipe is connected with a water source and then starts to spray water, the viscous block and the thickness probe are cleaned, after the cleaning is finished, the first test frame ascends to the top again, the cleaning box is turned up, the first test motor drives the first test frame to descend again, so that the collecting and releasing block and the thickness probe descend to the ready working height, simultaneously, the filter screen belt is pulled by the second synchronous belt and the third synchronous belt, the water pump is injected into the central cylinder, the central cylinder is driven to rotate by the second cleaning motor, the cleaning hole on the central cylinder is used for cleaning the inner wall of the third pulp cup, the cleaning valve is opened, the cleaning hole on the cleaning cup is opened, the second pulp liquid flows into the second pump and the filter paper, the second pump is driven to clean the filter paper, the second pump is driven to flow into the second pump, and the filter paper is sealed up, and the filter paper is cooled down in turn, and the second pump is sealed up, and the filter paper is cooled down to the filter paper is cleaned, and filled into the filter paper, and the water is cooled down to the water tank, and the water is cooled down to the clean the water.

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