CN213685456U

CN213685456U - High-pressure soft sealing plug valve

Info

Publication number: CN213685456U
Application number: CN202020758434.9U
Authority: CN
Inventors: 韩铮; 曾江; 王宜杰; 吴红凯; 魏巍
Original assignee: Dongyu Tongbai Precision Metal Co ltd
Current assignee: Dongyu Tongbai Precision Metal Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-07-13
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a high-pressure soft sealing plug valve, which comprises a valve body, the top of valve body is installed with the disk seat, the top of disk seat rotates and is connected with the regulation pole, one side fixedly connected with second outlet pipe of valve body, one side that the second outlet pipe kept away from the valve body is provided with the fixing base, the one end fixedly connected with connecting pipe of fixing base, the tip fixedly connected with third sealing washer of connecting pipe, the lateral wall middle part fixedly connected with second sealing washer of connecting pipe, the lateral wall of connecting pipe is located one side fixedly connected with first sealing washer of second sealing washer; through the setting of third sealing washer, inoxidizing coating, improved the functionality of plug valve, use through the cooperation of third sealing washer, inoxidizing coating, the condition that reducible plug valve junction leaked, third sealing washer closely laminates with the inoxidizing coating, and the effectual gap that has reduced between the junction has reduced flange, shell surface because of the rusty condition of leaking.

Description

High-pressure soft sealing plug valve

Technical Field

The utility model belongs to the technical field of the valve, concretely relates to high pressure soft sealing plug valve.

Background

The plug valve is a rotary valve in a closing part or a plunger shape, and the opening or the closing of the valve is realized by rotating 90 degrees to enable a passage port on the plug to be communicated with or separated from a passage port on the valve body.

The existing plug valve has a certain problem when in use, and because the plug valve is connected with an external water pipe, the water leakage condition can occur at the joint, so that the water source is wasted, the water leakage problem is difficult to solve, and the water source easily causes iron chips on the surfaces of flanges, shells and the like, so that the service life of the plug valve is shortened, and therefore, the high-pressure soft sealing plug valve is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure soft sealing plug valve to current plug valve that proposes in solving above-mentioned background art has certain problem when using, because the plug valve is when connecting outside water pipe, the condition of leaking can appear in many the junctions, not only makes the water source extravagant, is difficult to solve the problem of leaking simultaneously, and the water source makes surfaces such as flange, shell generate iron fillings scheduling problem very easily.

In order to achieve the above object, the utility model provides a following technical scheme: a high-pressure soft sealing plug valve comprises a valve body, wherein a valve seat is installed at the top of the valve body, an adjusting rod is rotatably connected to the top of the valve seat, a second water outlet pipe is fixedly connected to one side of the valve body, a fixed seat is arranged on one side, away from the valve body, of the second water outlet pipe, a connecting pipe is fixedly connected to one end of the fixed seat, a third sealing ring is fixedly connected to the end of the connecting pipe, a second sealing ring is fixedly connected to the middle of the side wall of the connecting pipe, and a first sealing ring is fixedly connected to one side, located on the;

external water pipe is installed to one side of fixing base, the position department fixedly connected with connecting seat that external water pipe is close to the fixing base, the first seal groove of using with first sealing washer cooperation is seted up to external water pipe inside wall, the second seal groove of using with second sealing washer cooperation is seted up to one side that external water pipe inside wall is located first seal groove, the third seal groove of using with third sealing washer cooperation is seted up to one side that external water pipe inside wall is located the second seal groove.

Preferably, the first sealing ring, the second sealing ring and the third sealing ring are of the same structure, and the first sealing ring, the second sealing ring and the third sealing ring are all made of rubber materials.

Preferably, the outer wall cover of external water pipe is equipped with a fixed section of thick bamboo, the inner wall of a fixed section of thick bamboo is provided with the internal thread, the one end fixedly connected with inoxidizing coating of a fixed section of thick bamboo, the lateral wall of fixing base, connecting seat all is provided with the external screw thread.

Preferably, the fixing seat and the connecting seat are of the same structure, and the fixing seat, the connecting seat and the fixing cylinder are matched for use.

Preferably, the cross section of the external water pipe is circular, and the diameter of the external water pipe is larger than that of the connecting pipe.

Preferably, the cross section of the fixed cylinder is circular, and the inner diameter of the fixed cylinder is larger than the diameters of the fixed seat and the connecting seat.

Preferably, one side of the valve body, which is far away from the second water outlet pipe, is fixedly connected with a first water outlet pipe, and one side of the top of the adjusting rod is fixedly connected with a handle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the setting of third sealing washer, inoxidizing coating, improved the functionality of plug valve, use through the cooperation of third sealing washer, inoxidizing coating, the condition that reducible plug valve junction leaked, third sealing washer closely laminates with the inoxidizing coating, and the effectual gap that has reduced between the junction has reduced flange, shell surface because of the rusty condition of leaking, has improved the life of plug valve.

2. Through the setting of external screw thread, connecting pipe, improved the stability of plug valve connecting tube, use through the cooperation of external screw thread, connecting pipe, can consolidate the stability of fixing base, connecting seat, can play the protection effect to the flange that fixing base, connecting seat are connected simultaneously, reduced the flange and exposed, the damaged condition outward, it is simple to use convenient, the flexible operation has improved the practicality.

Drawings

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

FIG. 2 is a perspective view of a second outlet pipe and an external water pipe of the structure of the present invention;

FIG. 3 is a sectional perspective view of the external water pipe of the structure of the present invention;

fig. 4 is a front view of the structure fixing barrel of the present invention.

In the figure: 1. a handle; 2. adjusting a rod; 3. a valve seat; 4. a first water outlet pipe; 5. a valve body; 6. a second water outlet pipe; 7. a fixed seat; 8. a connecting seat; 9. is externally connected with a water pipe; 10. an external thread; 11. a first seal ring; 12. a second seal ring; 13. a third seal ring; 14. an internal thread; 15. a fixed cylinder; 16. a connecting pipe; 17. a third seal groove; 18. a second seal groove; 19. a first seal groove; 20. and (4) a protective layer.

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 to 4, the present invention provides a technical solution: a high-pressure soft sealing plug valve comprises a valve body 5, wherein a valve seat 3 is installed at the top of the valve body 5, the top of the valve seat 3 is rotatably connected with an adjusting rod 2, one side of the valve body 5 is fixedly connected with a second water outlet pipe 6, one side, far away from the valve body 5, of the second water outlet pipe 6 is provided with a fixed seat 7, one side, far away from the second water outlet pipe 6, of the valve body 5 is fixedly connected with a first water outlet pipe 4, and one side of the top of the adjusting rod;

referring to fig. 2, one end of the fixing seat 7 is fixedly connected with a connecting pipe 16, an end of the connecting pipe 16 is fixedly connected with a third seal ring 13, a second seal ring 12 is fixedly connected to the middle of the side wall of the connecting pipe 16, a first seal ring 11 is fixedly connected to one side of the side wall of the connecting pipe 16, the first seal ring 11, the second seal ring 12 and the third seal ring 13 are of the same structure, the first seal ring 11, the second seal ring 12 and the third seal ring 13 are made of rubber, and the rubber material can deform under the action of an acting force;

referring to fig. 2 and 3, an external water pipe 9 is installed at one side of the fixing seat 7, a connecting seat 8 is fixedly connected to a position of the external water pipe 9 close to the fixing seat 7, a first sealing groove 19 matched with the first sealing ring 11 is formed in the inner side wall of the external water pipe 9, a second sealing groove 18 matched with the second sealing ring 12 is formed in one side of the first sealing groove 19, a third sealing groove 17 matched with the third sealing ring 13 is formed in one side of the inner side wall of the external water pipe 9, when the second water outlet pipe 6 and the external water pipe 9 are connected, a connecting pipe 16 at one end of the fixing seat 7 is inserted into the external water pipe 9, so that the third sealing ring 13 is tightly attached to the third sealing groove 17, the second sealing ring 12 is tightly attached to the second sealing groove 18, and the first sealing ring 11 is tightly attached to the first sealing groove 19, thereby the effectual gap that has reduced between connecting pipe 16 and the external water pipe 9, reduced the condition of water source water clock, reduced flange, shell surface because of the rusty condition of leaking, improved the life of plug valve.

In this embodiment, it is preferable, refer to fig. 3, fig. 4, the outer wall cover of external water pipe 9 is equipped with a fixed cylinder 15, the inner wall of fixed cylinder 15 is provided with internal thread 14, the one end fixedly connected with inoxidizing coating 20 of fixed cylinder 15, fixing base 7, the lateral wall of connecting seat 8 all is provided with external thread 10, after fixing base 7, connecting seat 8 connects, can be with fixed cylinder 15 to fixing base 7, the position department of connecting seat 8 slides, make fixed cylinder 15 and fixing base 7, connecting seat 8 passes through external thread 10, internal thread 14 swivelling joint, thereby fixing base 7 has been increased, the stability of connecting seat 8, inoxidizing coating 20 can be used to shelter from fixing base 7, the flange that connecting seat 8 is connected, the guard action has been played.

In this embodiment, preferably, the fixing seat 7 and the connecting seat 8 are of the same structure, and the fixing seat 7, the connecting seat 8 and the fixing cylinder 15 are used in cooperation, so that the fixing seat 7, the connecting seat 8 and the fixing cylinder 15 are conveniently connected.

In this embodiment, it is preferable that the cross section of the external water pipe 9 is circular, and the diameter of the external water pipe 9 is larger than that of the connection pipe 16, so that the connection pipe 16 extends into the external water pipe 9.

In this embodiment, preferably, the cross section of the fixing cylinder 15 is circular, and the inner diameter of the fixing cylinder 15 is greater than the diameters of the fixing seat 7 and the connecting seat 8, so that the fixing cylinder 15 is sleeved with the fixing seat 7 and the connecting seat 8.

The utility model discloses a theory of operation and use flow: when the second outlet pipe 6, when external water pipe 9 connects, go deep into the inside of external water pipe 9 with the connecting pipe 16 of fixing base 7 one end, make third sealing washer 13 and the inseparable laminating of third seal groove 17, make second sealing washer 12 and the inseparable laminating of second seal groove 18, make first sealing washer 11 and the inseparable laminating of first seal groove 19, thereby the effectual gap that has reduced between connecting pipe 16 and the external water pipe 9, the condition of water source water clock is reduced, the flange has been reduced, the rusty condition of shell surface because of leaking, the life of plug valve has been improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a high pressure soft sealing plug valve, includes valve body (5), disk seat (3) are installed at the top of valve body (5), the top of disk seat (3) is rotated and is connected with regulation pole (2), one side fixedly connected with second outlet pipe (6) of valve body (5), one side that valve body (5) were kept away from in second outlet pipe (6) is provided with fixing base (7), its characterized in that: one end of the fixed seat (7) is fixedly connected with a connecting pipe (16), the end part of the connecting pipe (16) is fixedly connected with a third sealing ring (13), the middle part of the side wall of the connecting pipe (16) is fixedly connected with a second sealing ring (12), and one side of the side wall of the connecting pipe (16) positioned on the second sealing ring (12) is fixedly connected with a first sealing ring (11);

external water pipe (9) are installed to one side of fixing base (7), position department fixedly connected with connecting seat (8) that external water pipe (9) are close to fixing base (7), first seal groove (19) that use with first sealing washer (11) cooperation are seted up to external water pipe (9) inside wall, second seal groove (18) that use with second sealing washer (12) cooperation are seted up to one side that external water pipe (9) inside wall is located first seal groove (19), third seal groove (17) that use with third sealing washer (13) cooperation are seted up to one side that external water pipe (9) inside wall is located second seal groove (18).

2. A high pressure soft sealing plug valve according to claim 1 wherein: the first sealing ring (11), the second sealing ring (12) and the third sealing ring (13) are of the same structure, and the first sealing ring (11), the second sealing ring (12) and the third sealing ring (13) are all made of rubber.

3. A high pressure soft sealing plug valve according to claim 1 wherein: the outer wall cover of external water pipe (9) is equipped with a fixed section of thick bamboo (15), the inner wall of a fixed section of thick bamboo (15) is provided with internal thread (14), the one end fixedly connected with inoxidizing coating (20) of a fixed section of thick bamboo (15), the lateral wall of fixing base (7), connecting seat (8) all is provided with external screw thread (10).

4. A high pressure soft sealing plug valve according to claim 3 wherein: the fixing seat (7) and the connecting seat (8) are of the same structure, and the fixing seat (7) and the connecting seat (8) are matched with the fixing barrel (15) for use.

5. A high pressure soft sealing plug valve according to claim 1 wherein: the cross section of the external water pipe (9) is circular, and the diameter of the external water pipe (9) is larger than that of the connecting pipe (16).

6. A high pressure soft sealing plug valve according to claim 3 wherein: the cross section of a fixed cylinder (15) is of a circular ring shape, and the inner diameter of the fixed cylinder (15) is larger than the diameters of the fixed seat (7) and the connecting seat (8).

7. A high pressure soft sealing plug valve according to claim 1 wherein: one side fixedly connected with first outlet pipe (4) that second outlet pipe (6) were kept away from in valve body (5), top one side fixedly connected with handle (1) of adjusting pole (2).