CN215213900U

CN215213900U - A locator for fracturing pump valve case of oil development

Info

Publication number: CN215213900U
Application number: CN202121121158.6U
Authority: CN
Inventors: 吴高明; 徐良乐; 徐良清
Original assignee: Maanshan Xuyang Machinery Co ltd
Current assignee: Maanshan Xuyang Machinery Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-12-17
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a locator for fracturing pump valve case of oil development, including fracturing pump valve case main part, be equipped with the valve pocket in the fracturing pump valve case main part, be equipped with a plurality of post chambeies with the valve pocket intercommunication in the fracturing pump valve case main part, the post intracavity is equipped with the plunger along the motion of post chamber, the one end of fracturing pump valve case main part is equipped with the oil inlet with the valve pocket, the interior tip of plunger is equipped with along the gliding piston piece of post chamber, the interior tip of post chamber is equipped with the spacing ring piece to the piston piece, be equipped with the positioning mechanism to the plunger location in the valve pocket, positioning mechanism is including setting up the locating piece in the post chamber, the tip of piston piece is equipped with the push rod, the tip of push rod is equipped with the ejector pad, be equipped with reset spring between ejector pad and the locating piece. The utility model discloses effectively avoided the stopper post to take place the violent shake to avoid causing adverse effect to the safety of equipment and fracturing operation construction.

Description

A locator for fracturing pump valve case of oil development

Technical Field

The utility model relates to a fracturing pump valve case technical field specifically is a locator that is used for oil development's fracturing pump valve case.

Background

At present, in the field of oil exploitation, the fracturing technology can effectively improve the exploitation amount of oil, and a fracturing pump is a key device in the fracturing exploitation process, and the performance, quality and reliability of the fracturing pump directly influence the quality and progress of the fracturing implementation process. The fracturing pump has extremely abominable service behavior, requires that the fracturing pump has higher pump pressure and bigger discharge capacity, can bear high pressure, cyclic load effect, and can carry the high pressure to take the medium of whetting, corroding, and then can reliably move under abominable operating mode to keep longer life. The lack fixed establishment of current fracturing pump valve case to the cock stem for whole fracturing pump valve case vibration aggravation influences the safety and the fracturing operation construction of equipment at fracturing pump valve case during operation. Therefore, the improved oil exploitation method has the advantage that the positioner for the fracturing pump valve box for oil exploitation is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a positioner of a fracturing pump valve box for oil exploitation, which comprises a fracturing pump valve box main body, the fracturing pump valve box main body is provided with a valve cavity, the fracturing pump valve box main body is provided with a plurality of column cavities communicated with the valve cavity, a plug column moving along the column cavity is arranged in the column cavity, one end of the fracturing pump valve box main body is provided with an oil inlet communicated with the valve cavity, the inner end part of the plug is provided with a piston block sliding along the column cavity, the inner end part of the column cavity is provided with a limit ring block for limiting the piston block, a positioning mechanism for positioning the plug is arranged in the valve cavity and comprises a positioning block arranged in the cylinder cavity, a push rod is arranged at the end part of the piston block, a push block is arranged at the end part of the push rod, a return spring is arranged between the push block and the positioning block, one end of the reset spring is fixedly connected with the positioning block, and the other end of the reset spring is fixedly connected with the push block.

As an optimized technical scheme of the utility model, the stopper post is sealed through sealing element with the pillar chamber junction.

As an optimal technical scheme of the utility model, the other end of fracturing pump valve box main part is equipped with the installing port, installing port department is equipped with sealed piece.

As an optimized technical scheme of the utility model, sealed piece is fixed in the fracturing pump valve case main part through detaching mechanism.

As the utility model discloses a preferred technical scheme, the disassembly body is including setting up the installation groove chamber that the port goes out outside the installing port, the bottom side in installation groove chamber is equipped with sealed annular, be equipped with the seal ring piece that imbeds in the sealed annular on the seal ring, be equipped with rubber seal between seal ring piece and the sealed annular.

As a preferred technical scheme of the utility model, be equipped with a plurality of screw holes around the installing port setting in the fracturing pump valve box main part, be equipped with the through-hole with the screw hole one-to-one on the sealed piece, wear to be equipped with positioning bolt between through-hole and the screw hole.

The utility model has the advantages that: 1. this kind of a locator for fracturing pump valve case of oil development, through be equipped with the positioning mechanism to the stopper post location in the valve pocket, utilize positioning mechanism to fix a position the stopper post, avoid at the stopper post under hydraulic effect along post chamber reciprocating motion in-process, avoid taking place violent vibrations at stopper post reciprocating motion in the stopper post reciprocating motion, and drive fracturing pump valve case main part and shake, avoid leading to the fact adverse effect to the safety of equipment and fracturing operation construction, wherein along post chamber reciprocating motion in-process under the stopper post is at hydraulic effect, along with the motion of stopper post, compression or tensile effect have been played to reset spring at the stopper post, make the stopper post under oil pressure and reset spring's elasticity reset effect, the effect of location has been played, violent vibrations have effectively been avoided the stopper post to take place.

2. This kind of a locator for fracturing pump valve box of oil development is equipped with the installing port at the other end of fracturing pump valve box main part, installing port department is equipped with sealed piece, and sealed piece is fixed in fracturing pump valve box main part through detaching mechanism, conveniently opens fracturing pump valve box main part, and the device of the valve intracavity of being convenient for is installed and is dismantled.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a positioner of a fracturing pump valve box for oil exploitation according to the present invention;

FIG. 2 is a schematic structural diagram of a mounting opening of a positioner of a fracturing pump valve box for oil exploitation according to the present invention;

fig. 3 is a schematic structural diagram of an installation groove cavity of the positioner of the fracturing pump valve box for oil exploitation.

In the figure: 1. a fracturing pump valve box main body; 2. a valve cavity; 3. a column cavity; 4. a plug; 5. a piston block; 6. a limit ring block; 7. a positioning mechanism; 8. positioning blocks; 9. a push rod; 10. a push block; 11. a return spring; 12. the sealing element is sealed; 13. an installation port; 14. a sealing block; 15. installing a slot cavity; 16. sealing the ring groove; 17. a sealing ring block; 18. a rubber seal ring; 19. a threaded hole; 20. and (6) positioning the bolt.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, 2 and 3, the utility model relates to a positioner for a fracturing pump valve box for oil exploitation, which comprises a fracturing pump valve box main body 1, a valve cavity 2 is arranged on the fracturing pump valve box main body 1, a plurality of column cavities 3 communicated with the valve cavity 2 are arranged on the fracturing pump valve box main body 1, plugs 4 moving along the column cavities 3 are arranged in the column cavities 3, an oil inlet is arranged at one end of the fracturing pump valve box main body 1 and is connected with the valve cavity 2, a piston block 5 sliding along the column cavity 3 is arranged at the inner end of the plug 4, a limit ring block 6 limiting the piston block 5 is arranged at the inner end of the column cavity 3, a positioning mechanism 7 positioning the plug 4 is arranged in the valve cavity 2, the positioning mechanism 7 comprises a positioning block 8 arranged in the column cavity 3, a push rod 9 is arranged at the end of the piston block 5, a push block 10 is arranged at the end of the push rod 9, a return spring 11 is arranged between the push block 10 and the positioning block 8, one end of the return spring 11 is fixedly connected with the positioning block 8, the other end of the return spring 11 is fixedly connected with the push block 10, the positioning mechanism 7 for positioning the plug 4 is arranged in the valve cavity 2, the plug 4 is positioned by the positioning mechanism 7, so that the plug 4 is prevented from generating severe vibration during the reciprocating motion of the plug 4 along the column cavity 3 under the hydraulic action, the fracturing pump valve box main body 1 is driven to vibrate, so that the adverse effects on the safety of equipment and the construction of fracturing operation are avoided, wherein during the reciprocating movement of the plug 4 along the column chamber 3 under the action of hydraulic pressure, with the movement of the plug 4, the plunger 4 has a compression or stretching effect on the return spring 11, so that the plunger 4 has a positioning effect under the elastic return effect of the oil pressure and the return spring 11, and the plunger 4 is effectively prevented from violently shaking.

Wherein the joint of the plug 4 and the column cavity 3 is sealed 12 by a sealing element.

The other end of the fracturing pump valve box main body 1 is provided with an installation opening 13, and a sealing block 14 is arranged at the installation opening 13. Sealed piece 14 is fixed on fracturing pump valve box main part 1 through disassembly body wherein, disassembly body is including setting up the installation groove cavity 15 that the port goes out outside installing port 13, the bottom side of installation groove cavity 15 is equipped with sealed annular 16, be equipped with the seal ring piece 17 of embedding in sealed annular 16 on the sealed piece 14, be equipped with rubber seal 18 between seal ring piece 17 and the sealed annular 16. The fracturing pump valve box comprises a fracturing pump valve box body 1, a mounting hole 13 is formed in the fracturing pump valve box body 1, a plurality of threaded holes 19 are formed in the mounting hole, the sealing block 14 is provided with through holes corresponding to the threaded holes 19 in a one-to-one mode, and positioning bolts 20 penetrate through the through holes and the threaded holes 19. The fracturing pump valve box main part is conveniently opened, and the device in the valve cavity of being convenient for is installed and is dismantled.

During operation, through be equipped with the positioning mechanism 7 to the plunger 4 location in valve pocket 2, utilize positioning mechanism 7 to fix a position plunger 4, avoid 4 at the plunger under hydraulic effect along 3 reciprocating motion in-process in the column chamber, avoid 4 reciprocating motion in the plunger 4 plunger to take place violent vibrations, and drive fracturing pump valve box main part 1 and shake, avoid causing adverse effect to the safety of equipment and fracturing operation construction, wherein at plunger 4 under hydraulic effect along 3 reciprocating motion in-process in the column chamber, along with the motion of plunger 4, compression or tensile effect have been played to reset spring 11 at plunger 4, make plunger 4 under the elastic reset effect of oil pressure and reset spring 11, the effect of location has been played, violent vibrations have effectively been avoided the plunger 4 to take place.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A positioner of a fracturing pump valve box for oil exploitation comprises a fracturing pump valve box main body (1), a valve cavity (2) is arranged on the fracturing pump valve box main body (1), a plurality of column cavities (3) communicated with the valve cavity (2) are arranged on the fracturing pump valve box main body (1), plugs (4) moving along the column cavities (3) are arranged in the column cavities (3), an oil inlet communicated with the valve cavity (2) is arranged at one end of the fracturing pump valve box main body (1), the positioner is characterized in that a piston block (5) sliding along the column cavities (3) is arranged at the inner end of each plug (4), a limiting ring block (6) limiting the piston block (5) is arranged at the inner end of each column cavity (3), a positioning mechanism (7) positioning the plugs (4) is arranged in the valve cavity (2), and the positioning mechanism (7) comprises a positioning block (8) arranged in the column cavities (3), the end part of the piston block (5) is provided with a push rod (9), the end part of the push rod (9) is provided with a push block (10), a return spring (11) is arranged between the push block (10) and the positioning block (8), one end of the return spring (11) is fixedly connected with the positioning block (8), and the other end of the return spring (11) is fixedly connected with the push block (10).

2. A positioner of a frac pump valve box for oil production according to claim 1, characterised in that the plug (4) and column cavity (3) connection is sealed (12) via a sealing element.

3. The positioner of the fracturing pump valve box for the oil exploitation according to the claim 1, characterized in that the other end of the fracturing pump valve box main body (1) is provided with a mounting port (13), and a sealing block (14) is arranged at the mounting port (13).

4. A positioner of a frac pump valve box for oil production according to claim 3, characterised in that the sealing block (14) is fixed to the frac pump valve box body (1) via a dismounting mechanism.

5. The positioner of the fracturing pump valve box for the oil exploitation according to claim 4, wherein the dismounting mechanism comprises a mounting groove cavity (15) which is arranged at the outer end of the mounting opening (13) and is provided with a sealing ring groove (16), a sealing ring block (17) which is embedded into the sealing ring groove (16) is arranged on the sealing block (14), and a rubber sealing ring (18) is arranged between the sealing ring block (17) and the sealing ring groove (16).

6. The positioner of the fracturing pump valve box for the oil exploitation according to claim 5, wherein a plurality of threaded holes (19) arranged around the mounting hole (13) are formed in the fracturing pump valve box main body (1), through holes corresponding to the threaded holes (19) in a one-to-one mode are formed in the sealing block (14), and positioning bolts (20) penetrate through the through holes and the threaded holes (19).