CN210829704U

CN210829704U - Salvage type fixed valve

Info

Publication number: CN210829704U
Application number: CN201921786546.9U
Authority: CN
Inventors: 王树杰
Original assignee: Dongying Sanhe Petroleum Equipment Co ltd
Current assignee: Dongying Sanhe Petroleum Equipment Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-23
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a salvage formula standing valve, including the standing valve, one side of standing valve is connected with the standing valve top connection, one side that the standing valve was kept away from to the standing valve top connection is provided with salvages the head, one side that the standing valve top connection was kept away from to salvage the head is provided with fisher, wherein, one side that fisher is close to salvage the head is fixed with the guide arm, the cotter way has been seted up to fisher's both sides. This salvage formula standing valve, be provided with draw-in groove and voussoir, remove and salvage the head, salvage the head and move the inside that the mounting groove was removed to the fixture block, rotate and salvage the head, it drives the inside that the fixture block removed the draw-in groove through the spread groove to salvage the head, remove the inside in voussoir groove with the voussoir, the voussoir is trapezoidal with the cross-section in wedge groove, and the horizontal maximum distance of voussoir and draw-in groove is greater than the distance between one side and the draw-in groove of fixture block, be convenient for directly will salvage the head and fix the one side at the standing valve upper joint, operating personnel's operating time has been saved.

Description

Salvage type fixed valve

Technical Field

The utility model relates to a standing valve technical field specifically is a salvage formula standing valve.

Background

The salvageable pipe type oil well pump is an oil well pump with a salvageable fixed valve, wherein the fixed valve assembly is connected to the lower end of a plunger assembly of the oil well pump, and the fixed valve assembly is formed by connecting an upper fixed valve fishing device, a middle fixed valve and a lower fixed valve fixing device.

Although the types and the number of the conventional salvage type fixed valves are very large, the conventional salvage type fixed valves still have certain problems, and certain inconvenience is brought to the use of the salvage type fixed valves.

However, most of the salvaging fixed valves are fixed and salvaged through the threaded connection, the salvaging process is complicated and the salvaging head is not easily calibrated, the salvaging process is easy to deviate, the application range of the salvaging fixed valve is limited to a great extent, and therefore the technology capable of improving the structure of the salvaging fixed valve is urgently needed to perfect the equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a salvage formula standing valve to solve the present salvage formula standing valve that above-mentioned background art provided and when using, mostly all come to fix the standing valve through threaded connection and salvage, the process of salvaging is more loaded down with trivial details, and is difficult for calibrating salvaging the head, and the problem of skew easily takes place for the process of salvaging.

In order to achieve the above object, the utility model provides a following technical scheme: a salvaging type fixed valve comprises a fixed valve, one side of the fixed valve is connected with a fixed valve upper joint, one side of the fixed valve upper joint far away from the fixed valve is provided with a salvaging head, one side of the salvaging head far away from the fixed valve upper joint is provided with a salvaging device, wherein,

a guide rod is fixed on one side of the fisher close to the fishing head, pin grooves are formed in two sides of the fisher, a pin is arranged inside each pin groove, a sliding groove is formed in one side of the fisher close to each pin groove, and a sliding block is arranged inside each sliding groove;

the connecting rod penetrates through the inside of the sliding block, the connecting rod is fixed inside the sliding groove, one side, close to the sliding block, of the connecting rod is connected with a spring, and one side, far away from the bolt, of the fisher is provided with a threaded ring.

Preferably, mounting grooves are formed in two sides of the upper joint of the fixed valve, a connecting groove is formed in one side, close to the mounting grooves, of the upper joint of the fixed valve, a clamping groove is formed in one side, close to the connecting groove, of the upper joint of the fixed valve, and a wedge block is fixed inside the clamping groove.

Preferably, a clamping block is fixed on one side, close to the upper joint of the fixed valve, of the fishing head, wedge grooves are formed in two sides of the clamping block, a guide rod groove is formed in one side, close to the fisher, of the fishing head, and a fixing groove is formed in one side, close to the bolt, of the fishing head.

Preferably, the inner size of the wedge groove is matched with the outer size of the wedge block, the cross sections of the wedge block and the wedge groove are trapezoidal, and the maximum transverse distance between the wedge block and the clamping groove is larger than the distance between one side of the clamping block and the clamping groove.

Preferably, the cross sections of the guide rod groove and the guide rod are circular, the central axis of the guide rod groove and the central axis of the guide rod are positioned on the same vertical line, and the outer diameter of the guide rod is equal to the inner diameter of the guide rod groove.

Preferably, one side of the spring is connected with the slider, the other side of the spring is connected with the inner wall of the sliding groove, and the spring is wound around the outer portion of the connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that: this salvage formula standing valve:

1. the fishing head is moved, the fishing head drives the clamping block to move to the inside of the mounting groove, the fishing head is rotated, the fishing head drives the clamping block to move to the inside of the clamping groove through the connecting groove, the fishing head is dragged, the wedge block is moved to the inside of the wedge block groove, the cross sections of the wedge block and the wedge block groove are trapezoidal, the transverse maximum distance between the wedge block and the clamping groove is larger than the distance between one side of the clamping block and the clamping groove, the fishing head is conveniently and directly fixed to one side of the upper joint of the fixed valve, the working time of operators is saved, and the working efficiency is improved;

2. the fishing tool is provided with a spring, when the fishing tool moves to one side of the fishing head, the bolt is dragged, the bolt drives the sliding block to move in the sliding groove, when the bolt and the fixed groove are in the same horizontal plane, the bolt is loosened, the sliding block enables the bolt to be bounced into the fixed groove through an elastic structure formed by the spring and the fishing tool, the fishing tool is conveniently fixed to one side of the fishing head, and the fishing tool is convenient to fish, time-saving and labor-saving;

3. be provided with the guide arm, remove one side of fishing head with the fisher, the fisher drives the guide arm and removes the inside in guide bar groove, and the central axis in guide bar groove is in same vertical line with the central axis of guide arm, and the external diameter of guide arm equals the internal diameter in guide bar groove, is convenient for align the bolt and the fixed slot of fisher one side, avoids taking place the skew.

Drawings

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

FIG. 2 is a schematic view of the upper joint structure of the fixed valve of the present invention;

fig. 3 is a schematic view of a partially enlarged structure at a position a in the present invention 1.

In the figure: 1. a fixed valve; 2. fixing the upper joint of the valve; 201. mounting grooves; 202. connecting grooves; 203. a card slot; 204. a wedge block; 3. fishing the head; 301. a clamping block; 302. a wedge groove; 303. a guide bar groove; 304. fixing grooves; 4. a fisher; 5. a guide bar; 6. a latch slot; 7. a bolt; 8. a chute; 9. a slider; 10. a connecting rod; 11. a spring; 12. and (4) a thread ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a salvaging type fixed valve comprises a fixed valve 1, a fixed valve upper connector 2, a salvaging head 3, a salvaging device 4, a guide rod 5, a bolt groove 6, a bolt 7, a sliding groove 8, a sliding block 9, a connecting rod 10, a spring 11 and a thread ring 12, wherein one side of the fixed valve 1 is connected with a fixed valve upper connector 2, two sides of the fixed valve upper connector 2 are provided with mounting grooves 201, one side of the fixed valve upper connector 2, which is close to the mounting grooves 201, is provided with a connecting groove 202, one side of the fixed valve upper connector 2, which is close to the connecting groove 202, is provided with a clamping groove 203, a wedge block 204 is fixed inside the clamping groove 203, one side of the fixed valve upper connector 2, which is far away from the fixed valve 1, is provided with the salvaging head 3, one side of the salvaging head 3, which is close to the fixed valve upper connector 2, is fixed with a clamping block 301, two sides of the clamping block 301 are, a fixing groove 304 is formed on one side of the fishing head 3 close to the bolt 7, the inner size of the wedge groove 302 is matched with the outer size of the wedge 204, the cross sections of the wedge 204 and the wedge groove 302 are trapezoidal, the maximum transverse distance between the wedge 204 and the clamping groove 203 is larger than the distance between one side of the clamping block 301 and the clamping groove 203, the fishing head 3 is pulled to move the wedge 204 into the wedge groove 302, the cross sections of the wedge 204 and the wedge groove 302 are trapezoidal, the maximum transverse distance between the wedge 204 and the clamping groove 203 is larger than the distance between one side of the clamping block 301 and the clamping groove 203, the fishing head 3 is conveniently and directly fixed on one side of the fixed valve upper joint 2, the cross sections of the guide rod groove 303 and the guide rod 5 are circular, the central axis of the guide rod groove 303 is in the same vertical line with the central axis of the guide rod 5, the outer diameter of the guide rod 5 is equal to the inner diameter of the guide rod groove 303, and the fisher 4 is moved, the fisher 4 drives the guide rod 5 to move to the inside of the guide rod groove 303, the central axis of the guide rod groove 303 and the central axis of the guide rod 5 are in the same vertical line, the outer diameter of the guide rod 5 is equal to the inner diameter of the guide rod groove 303, so that the bolt 7 on one side of the fisher 4 is aligned with the fixing groove 304 to avoid deviation, the fisher 4 is arranged on one side of the fishing head 3 away from the upper connector 2 of the fixing valve, wherein,

a guide rod 5 is fixed on one side of the fisher 4 close to the fishing head 3, pin grooves 6 are formed in two sides of the fisher 4, a pin 7 is arranged inside the pin groove 6, a sliding groove 8 is formed in one side of the fisher 4 close to the pin groove 6, and a sliding block 9 is arranged inside the sliding groove 8;

connecting rod 10 has been run through to slider 9's inside, connecting rod 10 is fixed in the inside of spout 8, one side that connecting rod 10 is close to slider 9 is connected with spring 11, one side and the slider 9 of spring 11 are connected, the opposite side of spring 11 and the interior wall connection of spout 8, spring 11 twines around the outside of connecting rod 10, removes one side of fishing head 3 when fisher 4, drags bolt 7, and bolt 7 drives slider 9 and removes in the inside of spout 8, and when bolt 7 and fixed slot 304 are in same horizontal plane, unclamp bolt 7, slider 9 pops bolt 7 into the inside of fixed slot 304 through the elastic construction that spring 11 and fisher 4 constitute, is convenient for fix fisher 4 in one side of fishing head 3, is convenient for salvage and labour saving and time saving, one side that fisher 4 kept away from bolt 7 is provided with thread circle 12.

The working principle is as follows: when the fishing type fixed valve is used, firstly, the fishing head 3 is moved, the fishing head 3 drives the fixture block 301 to move to the inside of the mounting groove 201, the fishing head 3 is rotated, the fishing head 3 drives the fixture block 301 to move to the inside of the clamping groove 203 through the connecting groove 202, the fishing head 3 is dragged, the wedge block 204 is moved to the inside of the wedge block groove 302, the cross sections of the wedge block 204 and the wedge block groove 302 are trapezoidal, the transverse maximum distance between the wedge block 204 and the clamping groove 203 is larger than the distance between one side of the fixture block 301 and the clamping groove 203, the fishing head 3 is conveniently and directly fixed on one side of the connector 2 on the fixed valve, the working time of operators is saved, the working efficiency is improved, then, the fisher 4 is moved to one side of the fishing head 3, the fisher 4 drives the guide rod 5 to move to the inside of the guide rod groove 303, the central axis of the guide rod groove 303 is on the same vertical line with the central axis of the guide rod 5, and the outer diameter of, conveniently align bolt 7 and fixed slot 304 with fisher 4 one side, avoid taking place the skew, then, drag bolt 7, bolt 7 drives slider 9 and removes in the inside of spout 8, when bolt 7 and fixed slot 304 are in the same horizontal plane, loosen bolt 7, slider 9 is through the elastic construction that spring 11 and fisher 4 constitute with bolt 7 spring into the inside of fixed slot 304, be convenient for fix fisher 4 in one side of fishing head 3, be convenient for salvage and labour saving and time saving, the content that does not make detailed description in this description belongs to the prior art that the professional skilled person in the art knows.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a salvage formula standing valve, includes standing valve (1), its characterized in that: one side of the fixed valve (1) is connected with a fixed valve upper joint (2), one side of the fixed valve upper joint (2) far away from the fixed valve (1) is provided with a fishing head (3), one side of the fishing head (3) far away from the fixed valve upper joint (2) is provided with a fisher (4), wherein,

a guide rod (5) is fixed on one side, close to the fishing head (3), of the fisher (4), pin grooves (6) are formed in two sides of the fisher (4), pins (7) are arranged inside the pin grooves (6), a sliding groove (8) is formed in one side, close to the pin grooves (6), of the fisher (4), and a sliding block (9) is arranged inside the sliding groove (8);

the connecting rod (10) penetrates through the inside of the sliding block (9), the connecting rod (10) is fixed inside the sliding groove (8), one side, close to the sliding block (9), of the connecting rod (10) is connected with a spring (11), and one side, far away from the bolt (7), of the fisher (4) is provided with a threaded ring (12).

2. The salvage type fixed valve of claim 1, wherein: the fixed valve upper joint (2) comprises a mounting groove (201), a connecting groove (202), a clamping groove (203) and a wedge block (204), the mounting groove (201) is formed in two sides of the fixed valve upper joint (2), the connecting groove (202) is formed in one side, close to the mounting groove (201), of the fixed valve upper joint (2), the clamping groove (203) is formed in one side, close to the connecting groove (202), of the fixed valve upper joint (2), and the wedge block (204) is fixed inside the clamping groove (203).

3. The salvage type fixing valve as claimed in claim 2, wherein: the fishing head (3) comprises a clamping block (301), a wedge block groove (302), a guide rod groove (303) and a fixing groove (304), the clamping block (301) is fixed on one side, close to the fixed valve upper joint (2), of the fishing head (3), the wedge block groove (302) is formed in the two sides of the clamping block (301), the guide rod groove (303) is formed in one side, close to the fisher (4), of the fishing head (3), and the fixing groove (304) is formed in one side, close to the bolt (7), of the fishing head (3).

4. The salvage type fixing valve as claimed in claim 3, wherein: the inner size of the wedge block groove (302) is matched with the outer size of the wedge block (204), the cross sections of the wedge block (204) and the wedge block groove (302) are trapezoidal, and the maximum transverse distance between the wedge block (204) and the clamping groove (203) is larger than the distance between one side of the clamping block (301) and the clamping groove (203).

5. The salvage type fixing valve as claimed in claim 3, wherein: the cross sections of the guide rod groove (303) and the guide rod (5) are circular, the central axis of the guide rod groove (303) and the central axis of the guide rod (5) are on the same vertical line, and the outer diameter of the guide rod (5) is equal to the inner diameter of the guide rod groove (303).

6. The salvage type fixed valve of claim 1, wherein: one side of the spring (11) is connected with the sliding block (9), the other side of the spring (11) is connected with the inner wall of the sliding groove (8), and the spring (11) is wound around the outer portion of the connecting rod (10).