CN216442455U

CN216442455U - Valve seat dismounting tool of plunger pump

Info

Publication number: CN216442455U
Application number: CN202123019221.8U
Authority: CN
Inventors: 盛佳雄; 孙丽; 陈翔
Original assignee: Shanghai Shenbei Pump Manufacturing Co ltd
Current assignee: Shanghai Shenbei Pump Manufacturing Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-05-06
Anticipated expiration: 2031-12-02

Abstract

The application relates to the field of plunger pump valve seat disassembly, and discloses a valve seat disassembling tool for a plunger pump, which comprises a bottom plate, wherein the top surface of the bottom plate is provided with a through threaded hole, the inside of the threaded hole is connected with a stud, the outer surface of the stud is connected with a locking nut in a threaded manner, two sides of the lower end part of the stud are rotatably connected with two supporting plates, one side of each supporting plate is provided with a moving groove, a user firstly inserts a plunger pump hydraulic cylinder body, parts which are easy to disassemble in an outlet valve chamber are disassembled, the user stretches a fixing plate into the cylinder body, the user can adjust the size of an opening of the fixing plate by adjusting a screw rod, so that a clamping block is conveniently clamped on the valve seat, the user can use a wrench to screw the locking nut to move upwards, the valve seat is disassembled from the inside of the cylinder body, and the user can conveniently disassemble the valve seat quickly, the time of labor personnel is saved, and the working efficiency is improved.

Description

Valve seat dismounting tool of plunger pump

Technical Field

This application belongs to plunger pump disk seat and dismantles technical field, specifically is a disk seat extracting tool of plunger pump.

Background

The plunger pump is an important device of a hydraulic system, changes the volume of a sealed working cavity to absorb and press oil by means of reciprocating motion of a plunger in a cylinder body, has the advantages of high rated pressure, compact structure, high efficiency, convenience in flow regulation and the like, and is widely applied to occasions where high pressure, large flow and flow need to be regulated, such as hydraulic machines, engineering machinery and ships.

Generally, the valve seat of the existing plunger pump is small in fit clearance between the valve seat and the pump head of the plunger pump, the fit is tight, the friction force is large, the valve seat of the plunger pump is difficult to take out of the pump head, and therefore a tool convenient for disassembling the valve seat is provided.

SUMMERY OF THE UTILITY MODEL

The purpose of this application lies in: in order to solve the problem that the valve seat pump head is difficult to take out, a valve seat disassembling tool of a plunger pump is provided.

The technical scheme adopted by the application is as follows: the clamping device comprises a bottom plate, wherein a through threaded hole is formed in the top surface of the bottom plate, a threaded stud is connected with the inner portion of the threaded hole in a threaded manner, a locking nut is connected with the outer surface of the threaded stud in a threaded manner, two supporting plates are rotatably connected to two sides of the lower end portion of the threaded stud, a moving groove is formed in one side of each of the two supporting plates, a moving block is slidably connected to the inner portion of the moving groove, a fixed plate is fixedly mounted on one side of the moving block, a clamping groove is formed in one side of the fixed plate, rotating columns are arranged on the left side and the right side of the clamping groove, a clamping block is rotatably connected to one end of each rotating column, a limiting block is fixedly mounted on the bottom surface of the clamping groove, and one side of the limiting block abuts against one side of the clamping block;

threaded holes are formed in two sides of the left side of the bottom plate, a lead screw is connected to the inner threads of the threaded holes, a communicated sliding groove is formed in one side of the threaded holes, a sliding block is connected to the inner portion of the sliding groove in a sliding mode, a connecting groove is formed in one side of the sliding block, a connecting block is arranged inside the connecting groove, one end of the lead screw penetrates through the connecting groove to be connected with one side of the connecting block, a telescopic rod is fixedly mounted on the bottom surface of the sliding block, and the telescopic end of the telescopic rod is connected with one side of the moving block.

In a preferred embodiment, both sides fixed mounting has the erection column about the bottom surface of bottom plate, the mounting groove has been seted up to the bottom surface of erection column, the erection column is kept away from the one end of bottom plate is provided with the support column, the one end fixed mounting of support column has the mounting panel, first screw hole has been seted up to one side of mounting panel, the internal thread of first screw hole is connected with the bolt, the support column with the second screw hole has been seted up to the corresponding one side of mounting panel, the support column with the mounting panel passes through bolt threaded connection.

In a preferred embodiment, a nut is screwed on one end of the bolt, and the bolt is coated with a rust-proof coating.

In a preferred embodiment, the supporting seat is fixedly installed on the top surface of the supporting column.

In a preferred embodiment, the sliding groove is a T-shaped groove, the sliding block is a T-shaped block, the sliding groove is matched with the sliding block, and the bottom plate is a metal bottom plate.

In a preferred embodiment, the supporting seat is made of rubber, and a rotating block is fixedly mounted at one end of the screw rod.

In conclusion, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:

1. in this application, owing to adopted above-mentioned this scheme, the user personnel advance plunger pump hydraulic cylinder body at first, the spare part of demolising easily in the outlet valve room is torn open, inside the user of service stretches into the cylinder body with the fixed plate, the user of service can accommodate the lead screw and adjust fixed plate open-ended size this moment, thereby conveniently with the fixture block joint on the disk seat, the personnel use the spanner to twist the lock nut upward movement this moment, thereby dismantle the disk seat from the cylinder body is inside, the quick disk seat of dismantling to the user of service has been made things convenient for, the labour personnel time has been practiced thrift, and the work efficiency is improved.

2. In this application, owing to adopted above-mentioned this scheme, the user of service takes out the bolt from the support column is inside, thereby the user of service takes off the inside of support column erection column this moment to thereby made things convenient for the user of service to collect the bottom plate and deposited, avoided the use tools too big to lead to not depositing well as far as possible, the increase is deposited the place area.

Drawings

FIG. 1 is a schematic block diagram of the structure of the present application;

FIG. 2 is a schematic view of a lock nut of the present application;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged schematic view of a portion B in fig. 1.

The labels in the figure are: the device comprises a base plate 1, a stud 2, a locking nut 3, a support plate 4, a moving groove 5, a moving block 6, a fixing plate 7, a clamping groove 8, a rotating column 9, a clamping block 10, a limiting block 11, a threaded hole 12, a screw rod 13, a sliding groove 14, a sliding block 15, a connecting groove 16, a connecting block 17, a telescopic rod 18, a mounting column 19, a mounting groove 20, a support column 21, a mounting plate 22, a bolt 23 and a support seat 24.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

A valve seat removing tool of a plunger pump according to an embodiment of the present application will be described in detail with reference to fig. 1 to 4.

Example (b):

referring to fig. 1 and 2, a valve seat removing tool for a plunger pump includes a bottom plate 1, the bottom plate 1 is a metal bottom plate 1, and a through threaded hole is formed in a top surface of the bottom plate 1. The inside threaded connection double-screw bolt 2 of screw hole, the surface threaded connection of double-screw bolt 2 has lock nut 3, and through the lock nut 3 that sets up, the personnel of being convenient for use spanner to twist and move lock nut 3 and drive double-screw bolt 2 up-and-down motion, be metal material bottom plate 1 through bottom plate 1, can make things convenient for the user to dismantle the inside disk seat of plunger pump more.

Referring to fig. 1 and 2 to 3, the mounting rings are rotatably mounted on two sides of the lower end of the stud 2, two support plates 4 are symmetrically fixed on two sides of the mounting rings, a moving groove 5 is formed in one side of each support plate 4, a moving block 6 is slidably connected to the inside of the moving groove 5, a fixing plate 7 is fixedly mounted on one side of the moving block 6, a user can detach the valve seat inside the plunger pump conveniently through the arranged support plates 4, and the moving block 6 can drive the fixing plate 7 to be adjusted in a sliding mode through the arranged moving groove 5.

Referring to fig. 1 and 3, draw-in groove 8 has been seted up to fixed plate 7 one side, the left and right sides of draw-in groove 8 is provided with rotates post 9, the one end of rotating post 9 is rotated and is connected with fixture block 10, the bottom surface fixed mounting of draw-in groove 8 has stopper 11, stopper 11 one side and fixture block 10 one side looks butt, fixture block 10 through setting up, when the user puts into the plunger pump cylinder body with fixed plate 7, through the size that opens and shuts of removal adjustment fixed plate 7, thereby make things convenient for fixture block 10 and plunger pump valve seat joint mutually, be convenient for dismantle the disk seat, through the stopper 11 that sets up, can effectually play the spacing effect of support when fixture block 10 and valve seat joint mutually.

Referring to fig. 1 and 4, threaded holes 12 are formed in both sides of the left side of a bottom plate 1, a lead screw 13 is in threaded connection with the inside of each threaded hole 12, a rotating block is fixedly mounted at one end of each lead screw 13, a chute 14 communicated with one side of each threaded hole 12 is formed in one side of each threaded hole 12, a sliding block 15 is in sliding connection with the inside of each chute 14, each chute 14 is a T-shaped chute, each chute 15 is a T-shaped block, each chute 14 is matched with each sliding block 15, a connecting groove 16 is formed in one side of each sliding block 15, a connecting block 17 is rotatably connected to the inside of each connecting groove 16, one end of each lead screw 13 penetrates through each connecting groove 16 to be fixed to one side of each connecting block 17, through the threaded holes 12, a user can conveniently rotate the lead screws 13 to drive the sliding blocks 15 to slide, and is connected with one end of the lead screws 13 through the connecting blocks 17, when the lead screws 13 rotate, the lead screws 15 can be pushed to move back and forth through the connecting blocks, the lead screw 13 is convenient for users to rotate.

Referring to fig. 1 and 3 to 4, the bottom surface of the sliding block 15 is fixedly provided with an expansion link 18, the expansion end of the expansion link 18 is connected with one side of the moving block 6, and the sliding block 15 is arranged to drive the sliding block 15 to move back and forth when the lead screw 13 is driven, so that the sliding block 15 drives the expansion link 18 to move, and the fixing plate 7 drives the moving block 6 to move left and right when entering the cylinder body of the plunger pump through the arranged expansion link 18.

Referring to fig. 1, mounting columns 19 are fixedly mounted on the left side and the right side of the bottom surface of a bottom plate 1, a mounting groove 20 is formed in the bottom surface of each mounting column 19, a supporting column 21 is arranged at one end, away from the bottom plate 1, of each mounting column 19, a mounting plate 22 is fixedly mounted at one end of each supporting column 21, and the mounting plates 22 are conveniently placed inside the mounting grooves 20 through the mounting grooves 20.

Referring to fig. 1 and 2, a first threaded hole is opened at one side of the mounting plate 22, the internal thread of the first threaded hole is connected with a bolt 23, a second threaded hole is opened at one side of the support column 21 corresponding to the mounting plate 22, the support column 21 is connected with the mounting plate 22 through the bolt 23 in a threaded manner, one end of the bolt 23 is connected with a nut in a threaded manner, an anti-rust coating is coated on the bolt 23, a support seat 24 is fixedly installed on the top surface of the support column 21, the support seat 24 is a rubber support seat 24, the bolt 23 is arranged through the arrangement, when a user places the mounting plate 22 in the mounting groove 20, the user wears the bolt 23 through the mounting plate 22 and the mounting groove 20, the nut is screwed into the bolt 23, and thus the mounting column 19 and the support column 21 are fixed.

The implementation principle of this application's disk seat extracting tool embodiment of plunger pump is: the user of service advances plunger pump hydraulic cylinder body at first, the spare part of demolising easily in the outlet valve room is torn open, inside the user of service stretches into the cylinder body with fixed plate 7, the user of service can accommodate the lead screw 13 and adjust 7 open-ended sizes of fixed plate this moment, thereby conveniently with the joint of fixture block 10 on the disk seat, the personnel use the spanner to twist and move lock nut 3 upward movements this moment, thereby dismantle the disk seat from the cylinder body is inside, the quick disk seat of dismantling of user of service has been made things convenient for, the labor personnel time has been practiced thrift, and the work efficiency is improved.

The user takes out bolt 23 from the inside of support column 21, thereby the user takes off the inside of support column 21 erection column 18 this moment to thereby made things convenient for the user to collect the storage to bottom plate 1, avoided the use tools too big as far as possible to lead to not depositing well, increase storage area.

The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. A valve seat extracting tool of plunger pump, includes bottom plate (1), its characterized in that: the top surface of the bottom plate (1) is provided with a through threaded hole, the inner part of the threaded hole is connected with a stud (2) in a threaded manner, the outer surface of the stud (2) is in threaded connection with a locking nut (3), two sides of the lower end part of the stud (2) are rotatably connected with two supporting plates (4), one side of each supporting plate (4) is provided with a moving groove (5), a moving block (6) is connected in the moving groove (5) in a sliding manner, a fixed plate (7) is fixedly arranged on one side of the moving block (6), a clamping groove (8) is formed in one side of the fixing plate (7), rotating columns (9) are arranged on the left side and the right side of the clamping groove (8), one end of the rotating column (9) is rotatably connected with a clamping block (10), the bottom surface of the clamping groove (8) is fixedly provided with a limiting block (11), one side of the limiting block (11) is abutted against one side of the clamping block (10);

threaded holes (12) are formed in two sides of the left side of the bottom plate (1), a screw rod (13) is connected to the inner threads of the threaded holes (12), a communicated sliding groove (14) is formed in one side of the threaded holes (12), a sliding block (15) is connected to the inner portion of the sliding groove (14) in a sliding mode, a connecting groove (16) is formed in one side of the sliding block (15), a connecting block (17) is arranged inside the connecting groove (16), one end of the screw rod (13) penetrates through the connecting groove (16) to be connected with one side of the connecting block (17), a telescopic rod (18) is fixedly installed on the bottom face of the sliding block (15), and the telescopic end of the telescopic rod (18) is connected with one side of the moving block (6).

2. The valve seat removing tool for a plunger pump according to claim 1, wherein: both sides fixed mounting has erection column (19) about the bottom surface of bottom plate (1), mounting groove (20) have been seted up to the bottom surface of erection column (19), erection column (19) are kept away from the one end of bottom plate (1) is provided with support column (21), the one end fixed mounting of support column (21) has mounting panel (22), first screw hole has been seted up to one side of mounting panel (22), the internal thread of first screw hole is connected with bolt (23), support column (21) with the second screw hole has been seted up to the corresponding one side of mounting panel (22), support column (21) with mounting panel (22) pass through bolt (23) threaded connection.

3. A valve seat removing tool for a plunger pump according to claim 2, wherein: one end of the bolt (23) is in threaded connection with a nut, and the bolt (23) is coated with an anti-rust coating.

4. A valve seat removing tool for a plunger pump according to claim 2, wherein: and a supporting seat (24) is fixedly arranged on the top surface of the supporting column (21).

5. The valve seat removing tool for a plunger pump according to claim 1, wherein: the sliding groove (14) is a T-shaped groove, the sliding block (15) is a T-shaped block, the sliding groove (14) is matched with the sliding block (15), and the bottom plate (1) is made of metal materials and is the bottom plate (1).

6. The valve seat removing tool for a plunger pump according to claim 4, wherein: the supporting seat (24) is made of rubber, and a rotating block is fixedly mounted at one end of the screw rod (13).