CN113586381B

CN113586381B - Reciprocating high-pressure piston pump for treating oilfield production water

Info

Publication number: CN113586381B
Application number: CN202111025201.3A
Authority: CN
Inventors: 唐恭平; 沈奎; 梁峰
Original assignee: HUBEI PETROKH MACHINE MANUFACTURING CO LTD
Current assignee: HUBEI PETROKH MACHINE MANUFACTURING CO LTD
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-04-01
Anticipated expiration: 2041-09-02
Also published as: CN113586381A

Abstract

The invention provides a reciprocating high-pressure piston pump for treating oilfield production water, which comprises a high-pressure piston pump body, wherein the high-pressure piston pump body comprises a bottom plate, a fixed groove is formed in the top of the bottom plate, a supporting block is arranged inside the fixed groove, a supporting spring is arranged between the supporting block and the fixed groove, a fixed block is arranged inside the fixed groove, a fixed plate is welded at the top of the fixed block, a working part is arranged at the top of the fixed plate, and the bottom of the working part is fixed on the fixed plate through a reinforcing rib plate. This oil field is reciprocating type high pressure piston pump electric putter for water treatment promotes the fly leaf on the movable rod and removes in the inside in pressurization chamber, changes the distance between fly leaf and the piston through the removal to adjust inside water pressurized pressure, satisfy the use under the different pressure circumstances, use through the cooperation in the pressurization chamber of a plurality of positions, the function is various.

Description

Reciprocating high-pressure piston pump for treating oilfield production water

Technical Field

The invention relates to the field of oilfield exploitation equipment, in particular to a reciprocating high-pressure piston pump for oilfield exploitation water treatment.

Background

The high-pressure piston pump equipment is required to be used during the process of oil field exploitation, the service pressure of the high-pressure piston pump is generally 10 MPa-100 MPa, the high-pressure piston pump belongs to a displacement pump, the purpose of conveying liquid is achieved by means of the periodic change of the volume in a working cavity, the mechanical energy of a prime motor is directly converted into the pressure energy of the conveyed liquid through the pump, the capacity of the pump only depends on the volume change value of the working cavity and the change times of the working cavity in unit time, the capacity of the pump is theoretically unrelated to the discharge pressure, the pressure state of the existing high-pressure piston pump is fixed and cannot be adjusted during the use process, the use under different conditions cannot be met, in addition, the whole equipment cannot be subjected to damping treatment during the use process of the existing equipment, the equipment can be damaged by long-term vibration, in addition, the existing equipment cannot be rapidly disassembled when not used, and is inconvenient to move, equipment can carry out the simultaneous adjustment to inside pressure when the shock attenuation is adjusted, satisfies the demand under the different situation, uses inconveniently.

Disclosure of Invention

The reciprocating high-pressure piston pump is novel in structure, when the reciprocating high-pressure piston pump is used, the fixed block slides in the fixed groove, the vibration force is weakened through the supporting spring, the service life of equipment is guaranteed, in addition, the distance between the working part and the motor is adjusted through adjustment of the threaded column, and the size of the internal pressure is adjusted at the same time.

In order to achieve the purpose, the invention is realized by the following technical scheme: a reciprocating high-pressure piston pump for oil field production water treatment comprises a high-pressure piston pump body, wherein the high-pressure piston pump body comprises a bottom plate, a fixed groove is formed in the top of the bottom plate, a supporting block is arranged inside the fixed groove, a supporting spring is arranged between the supporting block and the fixed groove, a fixed block is arranged inside the fixed groove, a fixed plate is welded at the top of the fixed block, a working part is arranged at the top of the fixed plate, the bottom of the working part is fixed on the fixed plate through a reinforcing rib plate, a water outlet pipe is arranged at the top of the working part, electric push rods are arranged on two sides of the working part, a water inlet pipe is arranged at one end of the working part, a control valve is arranged on the water inlet pipe, a motor is arranged on the bottom plate, the bottom of the motor is arranged on the bottom plate through a mounting seat, and an output shaft is arranged on the motor, and the output shaft is provided with a limiting clamping groove.

As a preferred embodiment of the present invention, the inner wall of the fixing groove is provided with a limiting groove, the two sides of the supporting block are welded with a projection, and the supporting block is installed inside the fixing groove through the projection.

As a preferred embodiment of the present invention, the fixing block is provided with a threaded hole, a threaded column is installed inside the threaded hole, and a rotating handle is fixed at one end of the threaded column and is matched with the supporting block.

As a preferred embodiment of the present invention, a pressurizing cavity is fixed inside the working portion, a limiting plate is fixed inside the pressurizing cavity, a movable column is installed between the limiting plates, a piston is fixed at one end of the movable column, a tension spring is installed between the piston and the limiting plate, and a check valve is installed at the bottom of the pressurizing cavity.

As a preferred embodiment of the present invention, a movable plate is installed inside the pressurizing chamber, a movable rod is installed on the movable plate, one end of the movable rod is installed on the electric push rod, and a sealing ring is installed between the movable plate and the inner wall of the pressurizing chamber.

As a preferred embodiment of the present invention, a water outlet is formed at the top of the pressurizing cavity, a first pipeline is installed on the water outlet, a connecting pipe is installed on the first pipeline, and a second pipeline is fixed at one end of the connecting pipe.

As a preferred embodiment of the present invention, a drainage cavity is installed at the bottom of the water outlet pipe, the drainage cavity is fixed on the inner wall of the working portion, a first piston and a first movable column are installed inside the drainage cavity, and an opening is formed in the drainage cavity and is matched with the pipeline.

As a preferred embodiment of the present invention, a rotating rod is installed inside the working portion, an eccentric wheel is installed on the rotating rod, and the eccentric wheel includes a first eccentric wheel and a second eccentric wheel.

As a preferred embodiment of the present invention, the rotating rod includes a fixed tube, a limiting fixture block is welded on an inner wall of the fixed tube, the limiting fixture block is matched with the limiting clamping groove, a supporting tube is installed on the fixed tube, and the supporting tube is installed on the fixed tube through a first bearing.

As a preferred embodiment of the present invention, the number of the first eccentric wheels is 2, the first eccentric wheels are installed on a support tube, a transmission tube is installed on the support tube, a second bearing is installed between the transmission tube and the support tube, the second eccentric wheels are installed on the transmission tube, and the first eccentric wheels and the second eccentric wheels are matched with the movable column.

The invention has the beneficial effects that: the invention relates to a reciprocating high-pressure piston pump for treating oilfield production water, which comprises a bottom plate; fixing grooves; a support block; a support spring; a fixed block; a fixing plate; a working part; a reinforcing rib plate; a water outlet pipe; an electric push rod; a water inlet pipe; a motor; a mounting seat; an output shaft; a limiting clamping groove; rotating the rod; an eccentric wheel; a pressurization cavity; a limiting plate; a movable post; a piston; a tension spring; a movable rod; a movable plate; a water outlet; a one-way valve; a first pipeline; a connecting pipe; a second pipeline; a drainage cavity; an opening; a fixed tube; a limiting clamping block; supporting a tube; a first bearing; a first eccentric wheel; a drive tube; a second bearing; a second eccentric wheel; a threaded post; and (5) screwing a handle.

1. This oil field is reciprocating type high pressure piston pump for treatment installs the slider in the inside of fixed slot, cooperatees through supporting spring and supporting shoe, makes the fixed plate install fast in the inside of fixed slot, and the quick dismantlement or the installation in the later stage of being convenient for can dismantle the use when removing and carrying, is convenient for satisfy the use under the different situation, and the twist grip drives the screw thread post rotatory, makes screw thread post one end spill, the contact distance between adjustment work portion and the motor of being convenient for through spilling of screw thread post.

2. This oil field is reciprocating type high pressure piston pump electric putter for water treatment promotes the fly leaf on the movable rod and removes in the inside in pressurization chamber, changes the distance between fly leaf and the piston through the removal to adjust inside water pressurized pressure, satisfy the use under the different pressure circumstances, use through the cooperation in the pressurization chamber of a plurality of positions, the function is various.

3. This reciprocating type high pressure piston pump for oil field mining water treatment can carry out adjustment once more to pressure through the quantity that the eccentric wheel used when using, through three eccentric wheel simultaneous workings, with inside water through cubic pressurization discharge to improve pressurization efficiency, the quantity that the pressurization chamber used and the distance between fly leaf and the piston cooperate and use, satisfy the pressure requirement under the different situation.

Drawings

FIG. 1 is a schematic structural diagram of a reciprocating high-pressure piston pump for treating oilfield produced water according to the present invention;

FIG. 2 is a schematic structural diagram of an output shaft of a reciprocating high-pressure piston pump for treating oilfield produced water according to the present invention;

FIG. 3 is a schematic sectional view of the working part of a reciprocating high-pressure piston pump for treating water produced in an oil field according to the present invention;

FIG. 4 is a schematic structural diagram of an eccentric wheel of a reciprocating high-pressure piston pump for treating oilfield produced water according to the present invention;

FIG. 5 is a schematic structural diagram of a threaded column of a reciprocating high-pressure piston pump for treating oilfield produced water according to the present invention;

in the figure: 1. a base plate; 2. fixing grooves; 3. a support block; 4. a support spring; 5. a fixed block; 6. a fixing plate; 7. a working part; 8. a reinforcing rib plate; 9. a water outlet pipe; 10. an electric push rod; 11. a water inlet pipe; 12. a motor; 13. a mounting seat; 14. an output shaft; 15. a limiting clamping groove; 16. rotating the rod; 17. an eccentric wheel; 18. a pressurization cavity; 19. a limiting plate; 20. a movable post; 21. a piston; 22. a tension spring; 23. a movable rod; 24. a movable plate; 25. a water outlet; 26. a one-way valve; 27. a first pipeline; 28. a connecting pipe; 29. a second pipeline; 30. a drainage cavity; 31. an opening; 32. a fixed tube; 33. a limiting clamping block; 34. supporting a tube; 35. a first bearing; 36. a first eccentric wheel; 37. a drive tube; 38. a second bearing; 39. a second eccentric wheel; 40. a threaded post; 41. and (5) screwing a handle.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: a reciprocating high-pressure piston pump for oil field production water treatment comprises a high-pressure piston pump body, wherein the high-pressure piston pump body comprises a bottom plate 1, a fixing groove 2 is formed in the top of the bottom plate 1, a supporting block 3 is arranged inside the fixing groove 2, a supporting spring 4 is arranged between the supporting block 3 and the fixing groove 2, a fixing block 5 is arranged inside the fixing groove 2, a fixing plate 6 is welded at the top of the fixing block 5, a working part 7 is arranged at the top of the fixing plate 6, the bottom of the working part 7 is fixed on the fixing plate 6 through a reinforcing rib plate 8, a water outlet pipe 9 is arranged at the top of the working part 7, electric push rods 10 are arranged on two sides of the working part 7, a water inlet pipe 11 is arranged at one end of the working part 7, a control valve is arranged on the water inlet pipe 11, a motor 12 is arranged on the bottom plate 1, and the bottom of the motor 12 is arranged on the bottom plate 1 through a mounting seat 13, an output shaft 14 is installed on the motor 12, and a limiting clamping groove 15 is formed in the output shaft 14.

As a preferred embodiment of the present invention, the inner wall of the fixing groove 2 is provided with a limiting groove, the two sides of the supporting block 3 are welded with a protrusion, and the supporting block 3 is installed inside the fixing groove through the protrusion.

In a preferred embodiment of the present invention, the fixing block 5 is provided with a threaded hole, a threaded post 40 is installed inside the threaded hole, one end of the threaded post 40 is fixed with a rotating handle 41, and the rotating handle 41 is matched with the supporting block 3.

In a preferred embodiment of the present invention, a pressurizing chamber 18 is fixed inside the working part 7, a limiting plate 19 is fixed inside the pressurizing chamber 18, a movable column 20 is installed between the limiting plates 19, a piston 21 is fixed at one end of the movable column 20, a tension spring 22 is installed between the piston 21 and the limiting plate 19, and a check valve 26 is installed at the bottom of the pressurizing chamber 18.

In a preferred embodiment of the present invention, a movable plate 24 is installed inside the pressurizing chamber 18, a movable rod 23 is installed on the movable plate 24, one end of the movable rod 23 is installed on the electric push rod 10, and a sealing ring is installed between the movable plate 24 and the inner wall of the pressurizing chamber 18.

In a preferred embodiment of the present invention, a water outlet 25 is formed at the top of the pressurizing chamber 18, a first pipe 27 is installed on the water outlet 25, a connecting pipe 28 is installed on the first pipe 27, and a second pipe 29 is fixed at one end of the connecting pipe 28.

In a preferred embodiment of the present invention, a drainage cavity 30 is installed at the bottom of the water outlet pipe 9, the drainage cavity 30 is fixed on the inner wall of the working part 7, a first piston and a first movable column are installed inside the drainage cavity 30, an opening 31 is opened on the drainage cavity 30, and the opening 31 is matched with a second pipeline 29.

In a preferred embodiment of the present invention, a rotating rod 16 is installed inside the working portion 7, an eccentric wheel 17 is installed on the rotating rod 16, and the eccentric wheel 17 comprises a first eccentric wheel 36 and a second eccentric wheel 39.

As a preferred embodiment of the present invention, the rotating rod 16 includes a fixed tube 32, a limiting block 33 is welded on an inner wall of the fixed tube 32, the limiting block 33 is matched with the limiting block slot 15, a supporting tube 34 is installed on the fixed tube 32, and the supporting tube 34 is installed on the fixed tube 32 through a bearing one 35.

In a preferred embodiment of the present invention, the number of the first eccentric wheels 36 is 2, the first eccentric wheels 36 are mounted on the support tube 34, the support tube 34 is mounted with the driving tube 37, the second bearing 38 is mounted between the driving tube 37 and the support tube 34, the second eccentric wheels 39 are mounted on the driving tube 37, and the first eccentric wheels 36 and the second eccentric wheels 39 are matched with the movable column 20.

The device improves the required electric energy for the electrical appliance inside the device through an external power supply, when the device is used, the number of the eccentric wheels 17 is determined to be used at present, when two eccentric wheels I36 are needed, the threaded column 40 is driven to rotate on the fixed block 5 through the rotary handle 41, one end of the threaded column 40 is leaked out of the fixed block 5, the leaked length is larger than the length of the transmission pipe 37, therefore, the output shaft 14 is matched with the fixed pipe 32 and the connecting pipe 28, the eccentric wheel I36 rotates, the eccentric wheel II 39 does not rotate, after the adjustment is completed, the supporting block 3 is extruded to one side of the supporting spring 4, the space of the fixed groove 2 is leaked after the extrusion, the fixed plate 6 and the fixed block 5 are installed inside the fixed groove 2, the supporting block 3 is loosened, the supporting block 3 is extruded by the supporting block 3 due to the elastic force generated by the supporting spring 4, one end of the threaded column 40 is contacted with the other end of the fixed groove 2, when the water-saving type water-saving device is used, the fixing block 5 can slightly shake in the fixing groove 2 through the supporting spring 4, so that the generated damping force is effectively weakened, when the water-saving type water-saving device is used, the starting motor 12 drives the output shaft 14 to rotate, the limiting clamping groove 15 on the output shaft 14 is matched with the limiting clamping block 33 on the fixing pipe 32 to generate rotating force on the fixing pipe 32, when the fixing pipe 32 rotates, the eccentric wheel I36 rotates to match the pressurizing cavity 18 with the movable column 20 in the drainage cavity 30, the movable column 20 pushes the piston 21 to move inwards to extrude the water in the inner part, the water is discharged through the water outlet pipe 9 after being extruded, the piston 21 resets after being discharged, the piston 21 is pumped into the pressurizing cavity 18 from the bottom through the check valve 26 after resetting, the electric push rod 10 is started, and the movable plate 24 on the electric push rod 10 moves and adjusts in the pressurizing cavity 18, the pressurizing space is adjusted, so that pressurizing force is controlled, when various pressure adjustment is needed, the eccentric wheel I36 and the eccentric wheel II 39 can be selected to be used simultaneously, the eccentric wheel I36 and the eccentric wheel II 39 firstly enable water after the pressurizing of the interior of the pressurizing cavity 18 to enter the drainage cavity 30, and the water is pressurized and discharged again through the drainage cavity 30, so that the requirements under different conditions are met, and the use is convenient and fast.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an oil field exploitation water treatment is with reciprocating type high-pressure piston pump, includes the high-pressure piston pump body, its characterized in that: the high-pressure piston pump comprises a bottom plate (1), a fixing groove (2) is formed in the top of the bottom plate (1), a supporting block (3) is installed inside the fixing groove (2), a supporting spring (4) is installed between the supporting block (3) and the fixing groove (2), a fixing block (5) is installed inside the fixing groove (2), a fixing plate (6) is welded at the top of the fixing block (5), a working part (7) is installed at the top of the fixing plate (6), the bottom of the working part (7) is fixed on the fixing plate (6) through a reinforcing rib plate (8), a water outlet pipe (9) is installed at the top of the working part (7), electric push rods (10) are installed on two sides of the working part (7), a water inlet pipe (11) is installed at one end of the working part (7), and a control valve is installed on the water inlet pipe (11), install motor (12) on bottom plate (1), install on bottom plate (1) through mount pad (13) the bottom of motor (12), install output shaft (14) on motor (12), it has spacing draw-in groove (15) to open on output shaft (14), be fixed with on the inside of work portion (7) and add pressure chamber (18), the inside in pressure chamber (18) is fixed with limiting plate (19), install movable post (20) between limiting plate (19), the one end of activity post (20) is fixed with piston (21), install tension spring (22) between piston (21) and limiting plate (19), check valve (26) are installed to the bottom in pressure chamber (18), the internally mounted in pressure chamber (18) has fly leaf (24), install movable rod (23) on fly leaf (24), the one end of movable rod (23) is installed on electric putter (10), and a sealing ring is arranged between the movable plate (24) and the inner wall of the pressurizing cavity (18).

2. The reciprocating high-pressure piston pump for treating oilfield produced water according to claim 1, wherein: the inner wall of the fixing groove (2) is provided with a limiting groove, the two sides of the supporting block (3) are welded with lugs, and the supporting block (3) is installed inside the fixing groove through the lugs.

3. The reciprocating high-pressure piston pump for treating oilfield produced water according to claim 1, wherein: the fixing block (5) is provided with a threaded hole, a threaded column (40) is arranged in the threaded hole, one end of the threaded column (40) is fixed with a rotating handle (41), and the rotating handle (41) is matched with the supporting block (3).

4. The reciprocating high-pressure piston pump for treating oilfield produced water according to claim 1, wherein: the top in pressurization chamber (18) is opened there is delivery port (25), install pipeline (27) on delivery port (25), install connecting pipe (28) on pipeline (27), the one end of connecting pipe (28) is fixed with pipeline two (29).

5. The reciprocating high-pressure piston pump for treating oilfield produced water according to claim 4, wherein: drainage chamber (30) are installed to the bottom of outlet pipe (9), drainage chamber (30) are fixed on the inner wall of work portion (7), the internally mounted of drainage chamber (30) has piston one and activity post one, it has opening (31) to drain to open on chamber (30), opening (31) cooperate with pipeline two (29).

6. The reciprocating high-pressure piston pump for treating oilfield produced water according to claim 5, wherein: the internally mounted of work portion (7) has dwang (16), install eccentric wheel (17) on dwang (16), eccentric wheel (17) include eccentric wheel one (36) and eccentric wheel two (39).

7. The reciprocating high-pressure piston pump for treating oilfield produced water according to claim 6, wherein: dwang (16) is including fixed pipe (32), the welding has spacing fixture block (33) on the inner wall of fixed pipe (32), spacing fixture block (33) cooperatees with spacing draw-in groove (15), install stay tube (34) on fixed pipe (32), stay tube (34) are installed on fixed pipe (32) through bearing (35).

8. The reciprocating high-pressure piston pump for treating oilfield produced water according to claim 6, wherein: the number of the first eccentric wheels (36) is 2, the first eccentric wheels (36) are installed on the supporting pipe (34), a transmission pipe (37) is installed on the supporting pipe (34), a second bearing (38) is installed between the transmission pipe (37) and the supporting pipe (34), the second eccentric wheels (39) are installed on the transmission pipe (37), and the first eccentric wheels (36) and the second eccentric wheels (39) are matched with the movable column (20).