CN218212559U

CN218212559U - Drilling fluid performance testing device

Info

Publication number: CN218212559U
Application number: CN202222217395.3U
Authority: CN
Inventors: 高博
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-01-03
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a drilling fluid capability test device belongs to drilling fluid test technical field, including test box and the embedded top cap of fixing on the test box top, the lateral wall of test box is installed and is used for making the water pump of drilling fluid backward flow in it, and the lateral wall bottom mounting of test box has the drain pipe, install the flow valve on the drain pipe, the motor is installed on the top of top cap, and the central point department of putting of top cap is fixed with the detection portion that is the cartridge structure, the rotor plate is installed to the diapire that detection portion is the toper structure, and the top screw of detection portion peg graft have with the survey test panel of rotor plate butt, wherein the water drainage tank has been seted up to the lateral wall of detection portion, the motor is rotatory through meshing subassembly drive rotor plate, a plurality of universal wheels are installed to the bottom of test box being the rectangle array, and this drilling fluid capability test device has fully simulated the environment under the drilling, has promoted the authenticity and the accuracy of drilling fluid test.

Description

Drilling fluid performance testing device

Technical Field

The utility model belongs to the technical field of the drilling fluid test, especially, relate to drilling fluid capability test device.

Background

The drilling fluid is a liquid required to be used during drilling, the abrasion of a drill bit can be reduced, the well wall can be stabilized, the well wall is prevented from collapsing, the greater the drilling depth is, the higher the temperature is, and when the drilling fluid is used in a high-temperature environment, if the temperature resistance of the drilling fluid is unqualified, the filtration loss can be increased rapidly, the suspension capacity is deteriorated, and in order to ensure the quality of the drilling fluid, the drilling fluid needs to be detected, so that the temperature resistance of the drilling fluid can meet the requirement of high-temperature use.

Therefore, the drilling fluid performance testing device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art, the degree of depth of well drilling is big more, and its temperature is then high more, and when drilling fluid used under the environment of high temperature, if its temperature resistance can not be qualified, can lead to the filtration loss sharply to rise and the suspension ability variation, in order to guarantee the quality of drilling fluid, need detect the drilling fluid to guarantee that the drilling fluid temperature resistance can satisfy the problem that high temperature was used, and the drilling fluid capability test device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: drilling fluid capability test device, including test box and embedded top cap of fixing on the test box top, the lateral wall of test box is installed and is used for making the water pump of drilling fluid backward flow in it, and the lateral wall bottom mounting of test box has the drain pipe, install the flow valve on the drain pipe, the motor is installed on the top of top cap, and the central point department of putting of top cap is fixed with the detection portion that is the cartridge loading structure, the rotor plate is installed to the diapire that detection portion is the toper structure, and the top screw thread grafting of detection portion have with the survey test panel of rotor plate butt, wherein the water drainage tank has been seted up to the lateral wall of detection portion, the motor is rotatory through meshing subassembly drive rotor plate.

Through above-mentioned technical scheme, the accessible motor drives the drive shaft rotatory, and it is rotatory in the detection portion to drive the rotor plate through first gear and second gear, its top of rotor plate at rotatory in-process rubs with surveying the board each other, and produce high temperature (survey the board and last screw in the detection portion downwards at the in-process of test), and the impurity that rubs between rotor plate and the survey board and produce can simulate drilling silt, the water pump makes the drilling fluid in the test box rush to rotor plate and survey the friction position of board from the top blowout of back flow to the drilling fluid, the environment in the well drilling has fully been simulated, open the flow valve on the drain pipe after the drilling fluid is used in the well drilling simulation, the flow valve carries out the rheology test to the drilling fluid after the heating, thereby judge whether the drilling fluid is qualified, the environment under the well drilling has been fully simulated, the authenticity and the accuracy of drilling fluid test have been promoted.

As a further preferred scheme, the bottom end of the test box is provided with a plurality of universal wheels in a rectangular array.

Through above-mentioned technical scheme, a plurality of universal wheels of accessible are convenient for promote the test box and remove.

As a further preferred scheme, the bottom end of the water pump is communicated with the test box through a pipeline, and the top end of the water pump is provided with a return pipe extending into the detection part.

Through the technical scheme, the drilling fluid in the test box can erode the friction part between the test board and the rotating board through the return pipe, and flows back to the test box through the drainage groove at the bottom end of the test part.

As a further preferred scheme, a driving pipe rotatably inserted in the top cover is fixedly installed at the bottom end of the motor, and a rotating shaft rotatably inserted in the detection part is fixedly installed at the bottom end of the rotating plate.

As a further preferable scheme, the meshing component is a first gear and a second gear which are fixedly sleeved at the bottom ends of the driving shaft and the rotating shaft, and the first gear and the second gear are in meshing connection.

Through above-mentioned technical scheme, accessible drive epaxial first gear and the epaxial second gear of pivot make the motor drive rotor plate rotatory.

As a further preferable scheme, a mounting groove is formed in the center of the top end face of the test board, and a rib plate is fixed to the center of the inner wall of the mounting groove.

Through above-mentioned technical scheme, the accessible floor is convenient for twist the test panel in the detection portion.

As a further preferable scheme, a temperature detector is embedded and fixed in the bottom wall of the mounting groove, and a display screen is mounted at the top end of the temperature detector.

Through above-mentioned technical scheme, accessible thermodetector inlay in survey the test panel detection part of board bottom, the centrifugal force that friction revolves the production between detection part and rotor plate and the pick-up plate makes the drilling fluid sputter to the diapire of surveying the board, thereby the last detection part of thermodetector and the drilling fluid contact of sputter monitor the temperature of drilling fluid.

To sum up, the utility model discloses a technological effect and advantage: this drilling fluid capability test device, it is rotatory to drive the drive shaft through the motor, and it is rotatory in the detection portion to drive the rotor plate through first gear and second gear, its top of rotor plate at rotatory in-process rubs with surveying test panel each other, and produce high temperature (survey test panel and last downwards twist in the detection portion at the in-process of test), and the impurity that friction produced between rotor plate and the survey test panel can simulate drilling silt, the water pump makes the drilling fluid in the test box rush to rotor plate and the frictional position who surveys test panel from the top blowout of back flow, the environment in the well drilling has fully been simulated, open the flow valve on the drain pipe after the drilling fluid is used in the well drilling simulation, the flow valve carries out the rheological behavior test to the drilling fluid after the heating, thereby judge whether qualified drilling fluid, the environment under the well drilling has been fully simulated, the authenticity and the accuracy of drilling fluid test have been promoted.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the top cover of the present invention;

FIG. 3 is a schematic view of the structure of the drain pipe of the present invention;

fig. 4 is a schematic view of the top cover structure of the present invention.

In the figure: 1. a test box; 2. a top cover; 3. a test board; 4. a motor; 5. a return pipe; 6. a universal wheel; 7. a water pump; 8. a drain pipe; 9. a rib plate; 10. a rotating plate; 11. a rotating shaft; 12. mounting grooves; 13. a drive shaft; 14. a first gear; 15. a second gear; 16. a water discharge tank; 17. a flow valve; 18. a temperature detector; 19. a detection unit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 and 2, the drilling fluid performance testing device comprises a testing box 1 and a top cover 2 embedded and fixed at the top end of the testing box 1, wherein a water pump 7 for enabling drilling fluid in the testing box to flow back is installed on the side wall of the testing box 1, a drain pipe 8 is fixed at the bottom end of the side wall of the testing box 1, a flow valve 17 is installed on the drain pipe 8, a motor 4 is installed at the top end of the top cover 2, and a detection part 19 in a cylindrical structure is fixed at the central position of the top cover 2;

the rotating plate 10 is installed on the bottom wall of the detection part 19 with a conical structure, the testing plate 3 abutted to the rotating plate 10 is inserted into the top end of the detection part 19 in a threaded manner, the drainage groove 16 is formed in the side wall of the detection part 19, and the motor 4 drives the rotating plate 10 to rotate through the meshing component.

The motor 4 drives the driving shaft 13 to rotate, the rotating plate 10 is driven to rotate in the detection part 19 through the first gear 14 and the second gear 15, the top end of the rotating plate 10 and the test board 3 rub against each other in the rotating process, high temperature is generated (the test board 3 is continuously screwed downwards into the detection part 19 in the test process), and impurities generated by friction between the rotating plate 10 and the test board 3 can simulate silt in a drilling well;

the water pump 7 makes the drilling fluid in the test box 1 spout from the top of back flow pipe 5 and dash towards the friction position of rotor plate 10 with survey test panel 3, has fully simulated the environment in the well drilling, opens the flow valve 17 on the drain pipe 8 after the drilling fluid is used in the well drilling simulation, and flow valve 17 carries out the rheology can test to the drilling fluid after the heating to judge whether qualified (can also use current rheometer to carry out accurate test to the rheology can of drilling fluid).

The bottom of test box 1 is rectangular array and installs a plurality of universal wheels 6, and a plurality of universal wheels 6 are convenient for promote test box 1 and remove.

The bottom end of the water pump 7 is communicated with the test box 1 through a pipeline, the top end of the water pump 7 is provided with a return pipe 5 extending into the detection part 19, and the return pipe 5 enables drilling fluid in the test box 1 to wash the friction part between the test board 3 and the rotating board 10 and to flow back to the test box 1 through a drainage groove 16 at the bottom end of the test part.

Referring to fig. 3 and 4, a driving pipe rotatably inserted into the top cap 2 is fixedly installed at the bottom end of the motor 4, a rotating shaft 11 rotatably inserted into the detecting portion 19 is fixedly installed at the bottom end of the rotating plate 10, the engaging components are a first gear 14 and a second gear 15 fixedly sleeved at the bottom ends of the driving shaft 13 and the rotating shaft 11, the first gear 14 is engaged with the second gear 15, and the first gear 14 on the driving shaft 13 and the second gear 15 on the rotating shaft 11 enable the motor 4 to drive the rotating plate 10 to rotate.

Survey test panel 3's top end face central point department and seted up mounting groove 12, the inner wall central point department of mounting groove 12 is fixed with floor 9, floor 9 is convenient for will survey test panel 3 and twists in detection portion 19.

The embedded thermodetector 18 that is fixed with of diapire of mounting groove 12, the display screen is installed on thermodetector 18's top, and thermodetector 18 is embedded at the detection part 19 of surveying the board 3 bottom, and the centrifugal force that friction rotation produced between detection part 19 and rotor plate 10 and the detection plate makes drilling fluid sputter to the diapire of surveying the board 3, thereby detection part 19 on the thermodetector contacts the temperature of drilling fluid to the sputter.

The working principle is as follows: the starting motor 4 drives the driving shaft 13 to rotate, the rotating plate 10 is driven to rotate in the detection part 19 through the first gear 14 and the second gear 15, the top end of the rotating plate 10 and the test board 3 rub against each other in the rotating process, high temperature is generated (the test board 3 is continuously screwed into the detection part 19 downwards in the test process), impurities generated by friction between the rotating plate 10 and the test board 3 can simulate silt in a drilling well, the water pump 7 enables drilling fluid in the test box 1 to be sprayed out from the top end of the return pipe 5 to impact the friction position of the rotating plate 10 and the test board 3, the environment in the drilling well is fully simulated, the flow valve 17 on the drain pipe 8 is opened after the drilling fluid is used in the drilling well simulation, and the flow valve 17 performs rheological property test on the heated drilling fluid, so that whether the drilling fluid is qualified or not is judged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Drilling fluid capability test device, including test box (1) and embedded top cap (2) of fixing on test box (1) top, its characterized in that, water pump (7) that are used for making its interior drilling fluid backward flow are installed to the lateral wall of test box (1), and the lateral wall bottom mounting of test box (1) has drain pipe (8), install flow valve (17) on drain pipe (8), motor (4) are installed on the top of top cap (2), and the central point department of putting of top cap (2) is fixed with detection portion (19) that are the cartridge structure, rotor plate (10) are installed to diapire that detection portion (19) are the toper structure, and the top screw thread of detection portion (19) is pegged graft and is had survey test panel (3) with rotor plate (10) butt, and wherein water drainage tank (16) have been seted up to the lateral wall of detection portion (19), motor (4) are rotatory through meshing subassembly drive rotor plate (10).

2. Drilling fluid performance testing device according to claim 1, characterized in that the bottom end of the test box (1) is fitted with a plurality of universal wheels (6) in a rectangular array.

3. The drilling fluid performance testing device according to claim 1, characterized in that the bottom end of the water pump (7) is communicated with the testing box (1) through a pipeline, and the top end of the water pump (7) is provided with a return pipe (5) extending into the detection part (19).

4. The drilling fluid performance testing device according to claim 1, wherein a driving pipe rotatably inserted in the top cover (2) is fixedly installed at the bottom end of the motor (4), and a rotating shaft (11) rotatably inserted in the detection part (19) is fixedly installed at the bottom end of the rotating plate (10).

5. The drilling fluid performance testing device according to claim 4, wherein the meshing assembly is a first gear (14) and a second gear (15) fixedly sleeved at the bottom ends of the driving shaft (13) and the rotating shaft (11), and the first gear (14) and the second gear (15) are in meshing connection.

6. The drilling fluid performance testing device according to claim 1, wherein a mounting groove (12) is formed in the center of the top end face of the testing plate (3), and a rib plate (9) is fixed in the center of the inner wall of the mounting groove (12).

7. The drilling fluid performance testing device according to claim 6, characterized in that a temperature detector (18) is embedded and fixed in the bottom wall of the mounting groove (12), and a display screen is mounted at the top end of the temperature detector (18).