CN213116645U - Hydraulic pressure drives pump pulp suction piping system - Google Patents

Hydraulic pressure drives pump pulp suction piping system Download PDF

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Publication number
CN213116645U
CN213116645U CN202021655679.5U CN202021655679U CN213116645U CN 213116645 U CN213116645 U CN 213116645U CN 202021655679 U CN202021655679 U CN 202021655679U CN 213116645 U CN213116645 U CN 213116645U
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China
Prior art keywords
pipeline
hydraulic
branch pipelines
valve boxes
suction
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CN202021655679.5U
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Chinese (zh)
Inventor
张浩谦
薛帅
薛庆华
程贵华
王继平
李海庆
宫兆玲
王佳琦
王宗雷
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Dezhou United Petroleum Technology Corp
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Dezhou United Petroleum Technology Corp
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • F04B23/02—Pumping installations or systems having reservoirs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • F04B23/06—Combinations of two or more pumps the pumps being all of reciprocating positive-displacement type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/002—Hydraulic systems to change the pump delivery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/08—Cooling; Heating; Preventing freezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
    • F04B53/162—Adaptations of cylinders
    • F04B53/166—Cylinder liners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/20—Filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • F04B9/111—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers with two mechanically connected pumping members
    • F04B9/113—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers with two mechanically connected pumping members reciprocating movement of the pumping members being obtained by a double-acting liquid motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/08—Assemblies of units, each for the control of a single servomotor only
    • F15B13/0803—Modular units
    • F15B13/0846—Electrical details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/08—Assemblies of units, each for the control of a single servomotor only
    • F15B13/0803—Modular units
    • F15B13/0846—Electrical details
    • F15B13/086—Sensing means, e.g. pressure sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/02—Servomotor systems with programme control derived from a store or timing device; Control devices therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20507—Type of prime mover
    • F15B2211/20515—Electric motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)

Abstract

A hydraulic pressure drive pump pulp pumping pipeline system relates to the technical field of petroleum equipment, and comprises a rack, wherein a plurality of first valve boxes are arranged at one end of the rack in the length direction, and a plurality of second valve boxes are arranged at the other end of the rack in the length direction; the slurry suction pipeline system comprises a first pipeline, a second pipeline and a third pipeline, wherein one end of the first pipeline is connected with the second pipeline, and the other end of the first pipeline is connected with the third pipeline; the upper side of the second pipeline is provided with a plurality of first branch pipelines, the first branch pipelines correspond to the first valve boxes one by one, and the first branch pipelines are connected with suction ports of the first valve boxes; the upper side of the third pipeline is provided with a plurality of second branch pipelines, the second branch pipelines correspond to the second valve boxes one by one, and the second branch pipelines are connected with the suction ports of the second valve boxes. The utility model discloses a inhale thick liquid pipe-line system can adapt to the operation requirement that the hydraulic pressure of many work units pressed drive pump hydraulic sled.

Description

Hydraulic pressure drives pump pulp suction piping system
Technical Field
The utility model relates to a technical field is equipped to the oil, concretely relates to thick liquid pipe-line system is inhaled to hydraulic pressure drive pump.
Background
The pressure flooding technology is a measure production increasing technology which utilizes the conventional fracturing construction technology to inject a large-volume efficient oil displacement agent into a stratum to recover the energy of the stratum, utilizes the displacement and replacement functions of the efficient oil displacement agent to excavate residual oil and improve the utilization degree of the reservoir. In the practice of pressure flooding operation of oil fields in Daqing China, the accumulated oil increase in the pressure flooding technical stage is 4 times of that of conventional fracturing measures, and the effectiveness is fully verified.
At present, a part of oil fields are subjected to pressure drive operation by using a fracturing truck, a common fracturing truck generally comprises a chassis, and a diesel engine, a hydraulic torque converter, a transmission shaft, a fracturing pump and the like which are arranged on the chassis, wherein in the working process, after the diesel engine is started, the diesel engine is subjected to speed change and torque change by the hydraulic torque converter, and then the fracturing pump is driven to rotate by the transmission shaft so as to realize the fracturing operation.
However, in the crankshaft type plunger pump in the prior art, the stroke is short, the reversing times are many, the plunger is frequently moved, and the service life of a wearing part is short, for example, the service life of a valve seat, a valve rubber sheet and the like at a hydraulic end is only dozens of hours; in addition, the coverage range of the output pressure and the flow of the crankshaft type plunger pump is narrow, and if the coverage range is required to be improved, the hydraulic ends with different cylinder diameters are required to be replaced; in addition, when the plunger is frequently and quickly reversed, fracturing fluid is discharged without being fully sucked, so that the suction efficiency is not high, and the working efficiency is low; in addition, a crankshaft, a power input gear, a connecting rod, a box body of a hydraulic end, a seat body and the like are integrally installed in the fracturing pump, so that the fracturing pump is complex in structure, high in manufacturing cost and inconvenient to assemble, disassemble and maintain; in addition, the power input gear rotates at high speed and heavy load, the requirements on lubrication and cooling are high, and a lubrication system with a complex arrangement structure and a corresponding cooling system are required.
The hydraulic pressure driving pump has the advantages of long stroke, less reversing times, long service life of easily damaged parts and the like. The existing hydraulic injection equipment has small displacement and is difficult to meet the use requirement of hydraulic pressure drive operation. The utility model discloses an in the application on the same day, a hydraulic pressure is pressed and is driven pump hydraulic sled and hydraulic pressure and drive the pump, and this hydraulic pressure is pressed and is driven including a plurality of work units in the pump hydraulic sled, and every work unit's both ends all are equipped with the valve box. There is a need for a slurry suction pipeline system which can be matched with the hydraulic pry of the hydraulic pressure drive pump.
SUMMERY OF THE UTILITY MODEL
The utility model discloses above-mentioned technical problem to exist among the prior art provides a thick liquid pipe-line system is inhaled to hydraulic pressure drive pump, can adapt to the operation requirement that the hydraulic pressure of many work units pressed drive pump hydraulic sled.
In order to achieve the technical purpose, an embodiment of the present invention provides a hydraulic pressure drive pump slurry suction pipeline system, which is used for a hydraulic pressure drive pump, wherein the hydraulic pressure drive pump comprises a frame, one end of the frame in the length direction is provided with a plurality of first valve boxes, and the other end of the frame in the length direction is provided with a plurality of second valve boxes;
the slurry suction pipeline system comprises a first pipeline, a second pipeline and a third pipeline, wherein one end of the first pipeline is connected with the second pipeline, and the other end of the first pipeline is connected with the third pipeline;
a plurality of first branch pipelines are arranged on the upper side of the second pipeline, the first branch pipelines correspond to the first valve boxes one by one, and the first branch pipelines are connected with suction ports of the first valve boxes;
the upper side of the third pipeline is provided with a plurality of second branch pipelines, the second branch pipelines correspond to the second valve boxes one by one, and the second branch pipelines are connected with suction ports of the second valve boxes.
Preferably, a suction port of the slurry suction pipe system is formed on the first pipe.
Preferably, a flange or an oil union is arranged at the suction port of the slurry suction pipeline system.
Preferably, the second pipeline and/or the third pipeline is provided with a suction air bag.
Preferably, the second pipeline and/or the third pipeline are connected with the first pipeline through a flange.
Preferably, the first pipeline includes first linkage segment, second linkage segment and third linkage segment, first linkage segment with the one end of second linkage segment can be dismantled and sealing connection, the other end of second linkage segment with the third linkage segment can be dismantled and sealing connection.
The embodiment of the utility model provides an in one or more technical scheme, following technological effect or advantage have at least: the utility model discloses a thick liquid pipe-line system is inhaled to hydraulic pressure drive pump can adapt to the hydraulic pressure of many work units and press the operation requirement of driving pump hydraulic sled. The slurry suction pipeline system comprises a first pipeline, a second pipeline and a third pipeline, one end of the first pipeline is connected with the second pipeline, the other end of the first pipeline is connected with the third pipeline, the first pipeline, the second pipeline and the third pipeline are communicated with each other, a suction inlet is formed in the slurry suction pipeline system, and the slurry suction pipeline system is convenient to install.
Drawings
Fig. 1 is a top view of a hydraulic pressure drive pump according to an embodiment of the present invention.
Fig. 2 is a front view of the hydraulic pressure drive pump hydraulic pry according to an embodiment of the present invention.
Fig. 3 is the utility model relates to a top view of hydraulic pressure drives pump hydraulic sled of embodiment.
Fig. 4 is a left side view of fig. 1.
Fig. 5 is a schematic structural view of the rack.
Fig. 6 is a schematic structural diagram of a first pipeline in a slurry suction pipeline system according to an embodiment of the present invention.
Fig. 7 is a sectional view a-a in fig. 6.
Fig. 8 is a schematic structural diagram of a first pipeline in a slurry suction pipeline system according to another embodiment of the present invention.
Fig. 9 is a partial enlarged view B in fig. 8.
Description of the reference numerals
1-hydraulic pump station pry, 3-hydraulic pry, 301-frame, 3011-first wall plate, 3012-second wall plate, 3013-first end plate, 3014-second end plate, 3015-first partition plate, 3016-second partition plate, 3017-first fixing plate, 3018-second fixing plate, 3019 a-first supporting plate, 3019 b-second supporting plate, 302-hydraulic cylinder, 303-hydraulic piston rod, 304-reversing valve, 305-first valve box, 306-second valve box, 307-first cylinder sleeve, 308-second cylinder sleeve, 6-split connecting pipeline system, 7-slurry sucking pipeline system, 701-first pipeline, 701 a-first connecting section, 701 b-second connecting section, 701 c-third connecting section, 7012-external connecting layer pipe, 7014-sealing ring, 7015-external nut, 7016-concave part, 7017-radial bulge, 703-support, 705-oil union, 706-second pipeline, 707-branch pipeline, 709-suction air bag, 710-third pipeline, 8-slurry discharge pipeline system, 9-spraying system and 10-base.
Detailed Description
Other objects and advantages of the present invention will become apparent from the following explanation of the preferred embodiments of the present application.
Example 1
As shown in figure 1, the hydraulic pressure drive pump comprises a hydraulic pump station pry 1 and a hydraulic pry 3, wherein the hydraulic pump station pry 1 is connected with the hydraulic pry 3 through a split connecting pipeline system 6. Hydraulic pump station sled 1 is used for providing hydraulic oil to hydraulic sled 3, and hydraulic sled 3 then is used for turning into the pressure of working medium with the pressure of hydraulic oil, carries out the pressure and drives the operation.
As shown in fig. 2 to 5, the hydraulic pressure drive pump hydraulic pry 3 comprises a frame 301 and three working units connected with the frame 301. The working unit comprises a hydraulic cylinder 302 and a first hydraulic end and a second hydraulic end which are symmetrically arranged at two sides of the hydraulic cylinder 302. The hydraulic cylinder 302 comprises a hydraulic piston rod 303, the hydraulic piston rod 303 has a first output end and a second output end which are oppositely arranged, the first output end is connected with the first hydraulic end, and the second output end is connected with the second hydraulic end.
The rack 301 is installed on the upper side of the base 10, and the base 10 is used for providing support for the rack 301, the slurry suction pipeline system 7, the slurry discharge pipeline system 8 and the spraying system 9.
In this embodiment, there are three working units, but it should be noted that there are 2 to 10 working units as required. Further preferably, the number of the working units is 3-5. The utility model discloses an increase the quantity of work unit and improved the maximum discharge capacity that the pump was driven to hydraulic pressure.
Each working unit comprises a hydraulic cylinder 302 and a first hydraulic end and a second hydraulic end which are symmetrically arranged at two sides of the hydraulic cylinder 302. The hydraulic cylinder 302, the first hydraulic end and the second hydraulic end are all fixedly connected with the frame 301. In this embodiment, the hydraulic cylinder 302 is configured to convert hydraulic energy into a reciprocating linear motion of the hydraulic piston rod 303, and the hydraulic piston rod 303 drives the first hydraulic end and the second hydraulic end to alternately suck in and discharge a pressure driving medium.
The hydraulic cylinder 302 is connected to a reversing valve 304, and the reversing valve 304 is used for driving the hydraulic cylinder 302 to reverse in a reciprocating manner.
The first hydraulic end includes a first valve housing 305 and a first cylinder jacket 307. The first valve box 305 is fixedly connected with the frame 301, and the first cylinder sleeve 307 is connected with the first valve box 305 in a sealing manner. The first output end is provided with a slurry piston, and the slurry piston is hermetically and slidably connected with an inner hole of the first cylinder sleeve 307.
The second hydraulic end includes a second valve housing 306 and a second cylinder jacket 308. The second valve box 306 is fixedly connected with the frame 301, and the second cylinder sleeve 308 is connected with the second valve box 306 in a sealing manner. The second output end is provided with a slurry piston, and the slurry piston is connected with the inner hole of the second cylinder sleeve 308 in a sealing and sliding manner.
A water supply valve and a water drain valve are arranged in the first valve box 305 and the second valve box 306. When the hydraulic piston rod 303 moves from left to right, the slurry piston in the first cylinder sleeve 307 moves from left to right, the water outlet valve of the first valve box 305 positioned on the left side of the rack 301 is opened, the water inlet valve is closed, and the pressure driving medium is sucked into the first cylinder sleeve 307; meanwhile, the mud piston in the second cylinder sleeve 308 moves from left to right, the water feeding valve of the second valve box 306 on the right side of the frame 301 is opened, the water discharging valve is closed, and the pressure driving medium in the second cylinder sleeve 308 is discharged outwards. When the hydraulic piston rod 303 moves from right to left, the above process is reversed, and the description is omitted. Thereby, the pressure energy of the hydraulic oil can be converted into the pressure energy of the pressure driving medium by the reciprocating motion of the hydraulic piston rod 303.
In this embodiment, three of the working units are arranged in parallel.
In this embodiment, the first valve housing 305 and the second valve housing 306 are preferably L-shaped valve housings having a large diameter and a large pressure-bearing capacity.
The hydraulic pressure drive pump hydraulic pry 3 further comprises a slurry suction pipeline system 7, the slurry suction pipeline system 7 is respectively connected with suction ports of the first hydraulic end and the second hydraulic end, and the first hydraulic end and the second hydraulic end suck a pressure drive medium into the first cylinder sleeve 307 or the second cylinder sleeve 308 through the slurry suction pipeline system 7.
The hydraulic pressure drive pump further comprises a slurry discharge pipeline system 8, and the slurry discharge pipeline system 8 is respectively connected with the discharge ports of the first hydraulic end and the second hydraulic end. The first hydraulic end and the second hydraulic end discharge the pressure driving medium in the first cylinder jacket 307 and the second cylinder jacket 308 through the slurry discharge pipe system 8.
Example 2
In order to provide support for structures such as the hydraulic cylinder 302, the valve box and the cylinder sleeve, the embodiment of the utility model provides a hydraulic end frame 301 is still provided, the installation requirement of a plurality of working fluid cylinders is satisfied.
The embodiment of the utility model provides a hydraulic end frame 301, including vertical setting and end to end connection's first wallboard 3011, first end plate 3013, second wallboard 3012 and second end plate 3014 in order, first wallboard 3011, first end plate 3013, second wallboard 3012 and second end plate 3014 enclose to close and form accommodation space, accommodation space is separated for latticedly by the panel of vertical setting. The accommodating space inside the rack 301 is divided into a grid shape by the vertically arranged plates, so that the bearing capacity of the rack 301 as a whole is greatly enhanced.
Specifically, frame 301 includes vertical setting and fixed first wallboard 3011, second wallboard 3012, first end plate 3013 and the second end plate 3014 as an organic whole, first wallboard 3011 with second wallboard 3012 sets up relatively, first end plate 3013 with second end plate 3014 sets up relatively. First wallboard 3011, first end plate 3013, second wallboard 3012 and second end plate 3014 end to end connection in order, and weld as an organic whole, enclose to close and form the skin of frame 301 to at the inside accommodation space that forms of frame 301. The first end plate 3013 and the second end plate 3014 provide support for installing the valve box, and the first wall plate 3011 and the second wall plate 3012 can connect the first end plate 3014 and the second end plate 3014 together and can bear loads in the length direction of the frame 301 when the hydraulic cylinder 302 works.
The plate comprises at least one partition board extending along the length direction of the rack 301, one end of the partition board is fixedly connected with the first end board 3013, and the other end of the partition board is fixed with the second end board 3014. In the rack 301 of this embodiment, a first partition 3015 and a second partition 3016 are provided, and the first wall 3011, the second wall 3012, the first partition 3015, and the second partition 3016 jointly bear the load in the length direction of the rack 301.
The plate further comprises at least one fixing plate extending along the width direction of the rack 301, wherein one end of the fixing plate is fixedly connected with the first wall plate 3011, and the other end of the fixing plate is fixedly connected with the second wall plate 3012. In this embodiment, two fixing plates, that is, a first fixing plate 3017 and a second fixing plate 3018, are disposed in the frame 301, through holes are disposed on the first fixing plate 3017 and the second fixing plate 3018, and the first fixing plate 3017, the second fixing plate 3018 and the through holes thereon can provide support for the hydraulic cylinder 302.
The plate comprises at least one supporting plate extending along the width direction of the rack 301, and one end of the supporting plate is fixedly connected with the first wall plate 3011, and the other end of the supporting plate is fixedly connected with the second wall plate 3012. The cylinder sleeve comprises a first supporting plate 3019a and a second supporting plate 3019b, through holes are formed in the first supporting plate 3019a and the second supporting plate 3019b, and the through holes in the first supporting plate 3019a and the second supporting plate 3019b can provide support for the cylinder sleeve.
It is emphasized that the diameters of the through holes of the first end plate 3013, the second end plate 3014, the first fixing plate 3017, the second fixing plate 3018, the first support plate 3019a and the second support plate 3019b may be the same or different, but all are coaxial, corresponding to the same working unit.
Further, the both ends downside of frame 301 is equipped with one respectively and holds the chamber, should hold the chamber and can be used for placing spray system 9's water tank, has rationally utilized the space on the hydraulic sled 3.
Example 3
As shown in fig. 1 to 9, a hydraulic pressure driven slurry pumping pipeline system 7 is used for a hydraulic pressure driven pump, and the hydraulic pressure driven pump includes a frame 301, wherein three first valve boxes 305 are arranged at one end of the frame 301 in the length direction, and three second valve boxes 306 are arranged at the other end of the frame 301 in the length direction. The number of the first valve boxes 305 and the second valve boxes 306 is not particularly limited, and may be a larger number, for example, five first valve boxes 305 and five second valve boxes 306, which will not be described again. The hydraulic pressure drive pump sucks in pressure drive medium through a slurry suction pipeline system 7.
In this embodiment, the slurry suction pipeline system 7 includes a first pipeline 701, a second pipeline 706 and a third pipeline 710, one end of the first pipeline 701 is connected to the second pipeline 706, and the other end of the first pipeline 701 is connected to the third pipeline 710, so that the first pipeline 701, the second pipeline 706 and the third pipeline 710 are communicated with each other, and a suction port is disposed on the slurry suction pipeline system 7, which is convenient to install. Preferably, the second pipe 706 and/or the third pipe 710 are connected to the first pipe 701 via a flange. In this embodiment, the slurry suction pipeline system is mounted on the base through a plurality of brackets 703.
A plurality of first branch pipelines 707 are arranged on the upper side of the second pipeline 706, the first branch pipelines 707 correspond to the first valve box 305 one by one, and the first branch pipelines 707 are connected with the suction ports of the first valve box 305; the third pipe 710 has a plurality of second branch pipes 707 on the upper side, the second branch pipes 707 correspond to the second valve boxes 306 one by one, and the second branch pipes 707 are connected to the suction ports of the second valve boxes 306. The number of first branch lines 707 is matched to the number of first valve boxes 305, and the upper ends of the first branch lines 707 may be connected to the first valve boxes 305 by flanges. Likewise, the number of the second branch pipes 707 may match the number of the second valve boxes 306, and the upper ends of the second branch pipes 707 may be connected to the second valve boxes 306 by flanges.
In some embodiments, a suction port of the slurry suction pipe system 7 is formed on the first pipe 701. The suction port may be formed in the middle of the first pipe 701, so that the first valve box 305 and the second valve box 306 at both ends of the frame 301 in the length direction have the same distance from the suction port, which is convenient for the first valve box 305 and the second valve box 306 to obtain the same amount of pressure driving medium.
A flange or an oil union 705 is provided at the suction port of the slurry suction pipe system 7. In practice, the piping may be quickly connected to the suction port by a flange or oil union 705.
In some embodiments, a suction air pocket 709 is provided on the second conduit 706 and/or the third conduit 710. The suction air pocket 709 can buffer medium pressure fluctuations in the slurry suction pipe system 7.
The first pipeline 701 comprises a first connecting section 701a, a second connecting section 701b and a third connecting section 701c, the first connecting section 701a is detachably and hermetically connected with one end of the second connecting section 701b, and the other end of the second connecting section 701b is detachably and hermetically connected with the third connecting section 701 c.
For example, the connection structure between the first connection segment 701a and the second connection segment 701b is used, an external connection layer pipe 7012 is sleeved on the first connection segment 701a, and an outer circle of an end portion of the second connection segment 701b can be matched with an inner hole of the external connection layer pipe 7012. A sealing ring 7014 groove is formed in the outer circle of the second connecting section 701b, and a sealing ring 7014 is installed in the sealing ring 7014 groove. Further, a radial protrusion 7017 is formed on the outer contour of the second connecting section 701b, an external nut 7015 is mounted on the outer contour of the second connecting section 701b, and the external nut 7015 is screwed with the outer extension pipe 7012. Preferably, the outer profile of the outer nut 7015 is provided with a plurality of radially extending recessed hole portions 7016, and the recessed hole portions 7016 can facilitate mounting and dismounting of the outer nut 7015.
In this embodiment, the first pipeline 701 is split into three sections, and a detachable and sealed connection structure is provided between two adjacent sections. The first connecting section 701a and the second connecting section 701b are provided with a detachable and sealed connecting structure. In one aspect, the weight of each segment is reduced relative to the total weight of the first conduit 701. On the other hand, adjustment according to the distance between the first valve housing 305 and the second valve housing 306 is facilitated, and installation and maintenance are facilitated.
The apparatus of the present application has been described in detail with reference to the preferred embodiments thereof, however, it should be noted that those skilled in the art can make modifications, alterations and adaptations based on the above disclosure without departing from the spirit of the present application. The present application includes the specific embodiments described above and any equivalents thereof.

Claims (6)

1. A hydraulic pressure drive pump slurry suction pipeline system is used for a hydraulic pressure drive pump and is characterized by comprising a rack, wherein one end of the rack in the length direction is provided with a plurality of first valve boxes, and the other end of the rack in the length direction is provided with a plurality of second valve boxes;
the slurry suction pipeline system comprises a first pipeline, a second pipeline and a third pipeline, wherein one end of the first pipeline is connected with the second pipeline, and the other end of the first pipeline is connected with the third pipeline;
a plurality of first branch pipelines are arranged on the upper side of the second pipeline, the first branch pipelines correspond to the first valve boxes one by one, and the first branch pipelines are connected with suction ports of the first valve boxes;
the upper side of the third pipeline is provided with a plurality of second branch pipelines, the second branch pipelines correspond to the second valve boxes one by one, and the second branch pipelines are connected with suction ports of the second valve boxes.
2. The slurry suction pipe system according to claim 1,
the first pipeline is provided with a suction inlet of the pulp suction pipeline system.
3. The slurry suction pipe system according to claim 1,
and a flange or an oil union is arranged at a suction inlet of the slurry suction pipeline system.
4. The slurry suction pipe system according to claim 1,
and the second pipeline and/or the third pipeline are/is provided with a suction air bag.
5. The slurry suction pipe system according to any one of claims 1 to 4,
the second pipeline and/or the third pipeline are connected with the first pipeline through a flange.
6. The slurry suction pipe system according to any one of claims 1 to 4,
the first pipeline comprises a first connecting section, a second connecting section and a third connecting section, the first connecting section is detachably and hermetically connected with one end of the second connecting section, and the other end of the second connecting section is detachably and hermetically connected with the third connecting section.
CN202021655679.5U 2020-07-30 2020-08-11 Hydraulic pressure drives pump pulp suction piping system Active CN213116645U (en)

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CN202021655729.XU Active CN213331733U (en) 2020-07-30 2020-08-11 Hydraulic oil tank and hydraulic pressure drive pump
CN202021656344.5U Active CN213298193U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump hydraulic sled and hydraulic pressure and drives pump
CN202021655701.6U Active CN213016526U (en) 2020-07-30 2020-08-11 Hydraulic pressure is pressed and is driven pump spraying system
CN202021656321.4U Active CN213478820U (en) 2020-07-30 2020-08-11 Hydraulic pump station prying and hydraulic pressure driving pump
CN202021656297.4U Active CN213116284U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump and arranges thick liquid pipe-line system
CN202021655679.5U Active CN213116645U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump pulp suction piping system
CN202021656341.1U Active CN213331052U (en) 2020-07-30 2020-08-11 Hydraulic end frame
CN202021655703.5U Active CN213298473U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump components of a whole that can function independently connecting line system
CN202021655731.7U Active CN213331049U (en) 2020-07-30 2020-08-11 Hydraulic fracturing pump
CN202021656362.3U Active CN213017024U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump
CN202021656345.XU Active CN213017023U (en) 2020-07-30 2020-08-11 Hydraulic injection device
CN202010898022.XA Active CN112032147B (en) 2020-07-30 2020-08-31 Hydraulic pump station sled and have hydraulic pressure of hydraulic pump station sled to drive pump
CN202010900197.XA Active CN112032139B (en) 2020-07-30 2020-08-31 Hydraulic injection pump
CN202010900180.4A Active CN112032138B (en) 2020-07-30 2020-08-31 Hydraulic injection pump reversing method and system
CN202010900187.6A Active CN112032011B (en) 2020-07-30 2020-08-31 Hydraulic pry for hydraulic injection pump

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CN202021655729.XU Active CN213331733U (en) 2020-07-30 2020-08-11 Hydraulic oil tank and hydraulic pressure drive pump
CN202021656344.5U Active CN213298193U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump hydraulic sled and hydraulic pressure and drives pump
CN202021655701.6U Active CN213016526U (en) 2020-07-30 2020-08-11 Hydraulic pressure is pressed and is driven pump spraying system
CN202021656321.4U Active CN213478820U (en) 2020-07-30 2020-08-11 Hydraulic pump station prying and hydraulic pressure driving pump
CN202021656297.4U Active CN213116284U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump and arranges thick liquid pipe-line system

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CN202021656341.1U Active CN213331052U (en) 2020-07-30 2020-08-11 Hydraulic end frame
CN202021655703.5U Active CN213298473U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump components of a whole that can function independently connecting line system
CN202021655731.7U Active CN213331049U (en) 2020-07-30 2020-08-11 Hydraulic fracturing pump
CN202021656362.3U Active CN213017024U (en) 2020-07-30 2020-08-11 Hydraulic pressure drives pump
CN202021656345.XU Active CN213017023U (en) 2020-07-30 2020-08-11 Hydraulic injection device
CN202010898022.XA Active CN112032147B (en) 2020-07-30 2020-08-31 Hydraulic pump station sled and have hydraulic pressure of hydraulic pump station sled to drive pump
CN202010900197.XA Active CN112032139B (en) 2020-07-30 2020-08-31 Hydraulic injection pump
CN202010900180.4A Active CN112032138B (en) 2020-07-30 2020-08-31 Hydraulic injection pump reversing method and system
CN202010900187.6A Active CN112032011B (en) 2020-07-30 2020-08-31 Hydraulic pry for hydraulic injection pump

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CN213017024U (en) 2021-04-20
CN112032011B (en) 2021-09-21
CN112032147A (en) 2020-12-04
CN213017023U (en) 2021-04-20
CN213478820U (en) 2021-06-18
CN112032011A (en) 2020-12-04
CN112032139A (en) 2020-12-04
CN213331052U (en) 2021-06-01
CN112032138B (en) 2021-08-17
CN213331733U (en) 2021-06-01
CN213331049U (en) 2021-06-01
CN213298473U (en) 2021-05-28
CN213016526U (en) 2021-04-20
CN213298193U (en) 2021-05-28
CN112032138A (en) 2020-12-04
CN213116284U (en) 2021-05-04
CN112032139B (en) 2021-07-20

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