CN212318870U

CN212318870U - Sealing structure of large button head double-ball check joint for valve

Info

Publication number: CN212318870U
Application number: CN202020822782.8U
Authority: CN
Inventors: 朱海涛
Original assignee: Changzhou Haiying Hardware Technology Co ltd
Current assignee: Changzhou Haiying Hardware Technology Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-01-08
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a seal structure that big button head double ball non return connects for valve, including a valve body, fixed surface is connected with a sleeve on the valve body, the sleeve is linked together with the valve body is inside, the sleeve is close to first sealed piece of fixedly connected with on the inside wall of lower extreme position, the utility model relates to a seal structure that big button head double ball non return connects for valve, through setting up valve body, valve block, bull stick, first sealed piece, second sealed piece, sealing washer, installation pipe, cushion, filter, fixed plate and the mutually supporting use of elasticity pipe box, can protect the installation pipe through elasticity pipe box, cushion and fixed plate, prevent that water pressure from breaking the installation pipe excessively greatly, can filter the impurity in the rivers simultaneously through the filter, can adjust the size of valve flow through bull stick and valve block simultaneously, through first sealed piece, The second sealing block and the sealing ring enhance the sealing performance of the joint of the valve and prevent water leakage.

Description

Sealing structure of large button head double-ball check joint for valve

Technical Field

The utility model relates to a valve seal structure, in particular to seal structure that big button head double ball non return connects for valve belongs to valve technical field.

Background

The valves are control parts in fluid conveying systems, have functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure, and the like, and range from the simplest stop valves to various valves used in extremely complex automatic control systems, and the variety and the specification of the valves are quite various.

However, when the existing valve is used for a long time, the water leakage condition is easy to occur at the joint of the valve, impurities exist in flowing water, the water pipe at the joint is easy to break due to overhigh water pressure inside the valve, and the sealing performance is poor.

Disclosure of Invention

The utility model provides a valve is with seal structure that big button head two ball non return connects to solve the problem of mentioning among the above-mentioned background art.

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

a sealing structure of a large button head double-ball check joint for a valve comprises a valve body, wherein a sleeve is fixedly connected to the upper surface of the valve body and communicated with the inside of the valve body, a first sealing block is fixedly connected to the inner side wall of the sleeve, which is close to the lower end of the sleeve, two symmetrically arranged springs are fixedly connected to two sides of the lower surface of the first sealing block, the lower ends of the two springs are fixedly connected with a second sealing block together, the second sealing block is fixedly connected to the inner side wall of the sleeve, a sealing cover is fixedly connected to the upper end of the sleeve, a bearing is fixedly embedded in the middle of the sealing cover, a valve block is arranged inside the valve body, a rotating rod is fixedly connected to the middle of the upper end of the valve block, the upper end of the rotating rod sequentially penetrates through the second sealing block, the first sealing block and the bearing and extends to the outside of the sleeve, the outer side walls of two ends of the valve body are fixedly sleeved with a limiting ring, one side, far away from each other, of each limiting ring is fixedly connected with a sealing ring, the sealing rings are fixedly sleeved on the outer side wall of the valve body, two ends of the valve body are fixedly connected with a filter plate, the outer side wall of the valve body between the filter plate and the adjacent sealing ring is provided with threads, two ends of the valve body are respectively provided with an installation pipe, one ends, close to the valve body, of the two installation pipes are respectively in threaded connection with two ends of the valve body through the threads, the two sealing rings are respectively abutted against the two installation pipes, one ends, far away from each other, of the two installation pipes are respectively provided with a round platform port communicated with the threads, one ends, close to the valve body, of the two round platform ports are respectively communicated with the inside of the valve body, and two, the outer side walls of the two elastic pipe sleeves on the same installation pipe are fixedly connected with a soft cushion together, and one side, far away from the elastic pipe sleeves, of each soft cushion is fixedly connected with a fixing plate.

As an optimal technical scheme of the utility model, a plurality of handle of fixedly connected with on the carousel lateral wall.

As an optimal technical scheme of the utility model, two the filter lateral wall all wraps up there is the one deck abrasion pad.

As an optimized technical scheme of the utility model, be equipped with the one deck seal membrane on the bull stick.

As an optimized technical scheme of the utility model, the one deck skid resistant course has been cup jointed on hand.

As an optimal technical scheme of the utility model, two the installation pipe adopts corrosion resistant material to make.

As a preferred technical scheme of the utility model, the bull stick rotates with first sealed piece and the sealed piece of second to be connected, bull stick and bearing fixed connection.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a seal structure that big button head two balls non return connects for valve, through setting up the valve body, the valve block, the bull stick, first sealed piece, the sealed piece of second, the sealing washer, the installation pipe, the cushion, the filter, mutually supporting of fixed plate and elasticity pipe box is used, can protect the installation pipe through elasticity pipe box, cushion and fixed plate, prevent that water pressure from crossing to strut broken installation pipe greatly, impurity in can filtering rivers through the filter simultaneously, can the size of regulating valve flow through bull stick and valve block simultaneously, through first sealed piece, the sealed piece of second and sealing washer, strengthen the leakproofness of valve junction, prevent to leak.

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 front cut-away view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic view of the turntable structure of the present invention.

In the figure: 1. a valve body; 2. a sleeve; 3. a sealing cover; 4. a bearing; 5. a first seal block; 6. a spring; 7. a second seal block; 8. a valve plate; 9. a rotating rod; 10. a turntable; 11. a handle; 12. installing a pipe; 13. a threaded opening; 14. a limiting ring; 15. a seal ring; 16. a filter plate; 17. a circular table opening; 18. an elastic tube sleeve; 19. a soft cushion; 20. and (7) fixing the plate.

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.

Examples

As shown in figures 1-3, the utility model relates to a sealing structure of a large button head double-ball check joint for a valve, which comprises a valve body 1, wherein the upper surface of the valve body 1 is fixedly connected with a sleeve 2, the sleeve 2 is communicated with the interior of the valve body 1, the inner side wall of the sleeve 2 close to the lower end position is fixedly connected with a first sealing block 5, two symmetrically arranged springs 6 are fixedly connected to the two sides of the lower surface of the first sealing block 5, the lower ends of the two springs 6 are fixedly connected with a second sealing block 7 together, the second sealing block 7 is fixedly connected to the inner side wall of the sleeve 2, the upper end of the sleeve 2 is fixedly connected with a sealing cover 3, the middle part of the sealing cover 3 is fixedly embedded with a bearing 4, a valve block 8 is arranged in the valve body 1, the middle part of the upper end of the valve block, the upper end of the rotating rod 9 sequentially penetrates through the second sealing block 7, the first sealing block 5 and the bearing 4 and extends to the outside of the sleeve 2, the upper end of the rotating rod 9 positioned at the outside of the sleeve 2 is fixedly connected with a rotary table 10, the outer side walls of the two ends of the valve body 1 are fixedly sleeved with a limiting ring 14, one side, far away from each other, of each limiting ring 14 is fixedly connected with a sealing ring 15, the sealing ring 15 is fixedly sleeved on the outer side wall of the valve body 1, the two ends of the valve body 1 are fixedly connected with a filter plate 16, the outer side wall of the valve body 1 between the filter plate 16 and the adjacent sealing ring 15 is provided with threads, the two ends of the valve body 1 are provided with mounting pipes 12, one ends, close to the valve body 1, of the two mounting pipes 12 are provided with threaded ports 13, and the two mounting pipes 12 are respectively in threaded connection with, two sealing washer 15 offsets with two installation pipes 12 respectively, two the one end that installation pipe 12 kept away from each other all sets up a round platform mouth 17 with screw thread mouth 13 intercommunication, two the one end that round platform mouth 17 is close to valve body 1 all is linked together with valve body 1 is inside, two all the fixed cover has been cup jointed two elasticity pipe casings 18 on the installation pipe 12 lateral wall, and is same equal common fixedly connected with cushion 19, two on two elasticity pipe casings 18 lateral walls on the installation pipe 12 the equal fixedly connected with fixed plate 20 in one side that elasticity pipe casing 18 was kept away from to cushion 19.

The outer side wall of the rotary table 10 is fixedly connected with a plurality of handles 11, and the rotary table 10 can be rotated conveniently through the handles 11.

Two 16 lateral walls of filter all wrap up there is the one deck wearing pad, prevents two filter 16 wearing and tearing through wearing pad.

Be equipped with one deck seal membrane on the bull stick 9, through the leakproofness of seal membrane reinforcing bull stick 9, prevent the corrosion.

The handle 11 is sleeved with an anti-slip layer, so that the anti-slip performance of the handle 11 is enhanced, and the rotating disc 10 is prevented from slipping off when being rotated.

The two installation pipes 12 are made of corrosion-resistant materials, so that the corrosion resistance of the installation pipes 12 is enhanced, and the service lives of the two installation pipes 12 are prolonged.

The rotating rod 9 is rotatably connected with the first sealing block 5 and the second sealing block 7, and the rotating rod 9 is fixedly connected with the bearing 4, so that the rotating rod 9 can rotate conveniently.

Specifically, the two mounting pipes 12 are connected to two ends of the valve body 1 through threaded ports 13 on the two mounting pipes 12, when the threads are screwed down, one ends of the two mounting pipes 12 close to the valve body 1 abut against two sealing rings 15 respectively, so that the connection sealing performance between the mounting pipes 12 and the valve body 1 is improved, then the device is mounted on a pipeline, water is introduced, the water flows in from a circular table port 17 in the mounting pipe 12 at one end, the water can be filtered when passing through one of the filter plates 16, the filter plates 16 can filter impurities at the moment, when the water enters the valve body 1, the handle 11 rotates the rotary table 10, the lower end of the rotary table 10 drives the rotary rod 9 to rotate, the rotary rod 9 drives the valve plate 8 to rotate, the water flow rate inside the valve body 1 can be adjusted at the moment, meanwhile, the first sealing block 5 and the second sealing block 7 enhance the sealing performance of the sleeve 2 to prevent the water from rising, and meanwhile, the spring 6, prevent that first sealed piece 5 and second sealed piece 7 from being come off by the water-washed, the round platform mouth 17 of following in the other end installation pipe 12 after water filters once more through another filter 16 at last flows, and the operation is ended, and when water pressure was too big, two installation pipes 12 can be stabilized to the elasticity pipe box 18 in two installation pipe 12 outsides and fixed plate 20 and prevent to break, the utility model discloses can guarantee that valve installation department can use for a long time also can guarantee the leakproofness, has the filtering action simultaneously, and can adjust the valve flow size.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The sealing structure of the large button head double-ball check joint for the valve is characterized by comprising a valve body (1), wherein a sleeve (2) is fixedly connected to the upper surface of the valve body (1), the sleeve (2) is communicated with the interior of the valve body (1), a first sealing block (5) is fixedly connected to the inner side wall, close to the lower end, of the sleeve (2), two springs (6) which are symmetrically arranged are fixedly connected to the two sides of the lower surface of the first sealing block (5), a second sealing block (7) is fixedly connected to the lower ends of the two springs (6) together, the second sealing block (7) is fixedly connected to the inner side wall of the sleeve (2), a sealing cover (3) is fixedly connected to the upper end of the sleeve (2), a bearing (4) is fixedly embedded in the middle of the sealing cover (3), and a valve block (8) is arranged in the valve body (1), the middle part of the upper end of the valve plate (8) is fixedly connected with a rotating rod (9), the upper end of the rotating rod (9) sequentially penetrates through the second sealing block (7), the first sealing block (5) and the bearing (4) and extends to the outside of the sleeve (2), the upper end of the rotating rod (9) positioned outside the sleeve (2) is fixedly connected with a turntable (10), the outer side walls of the two ends of the valve body (1) are fixedly sleeved with a limiting ring (14), one side, far away from each other, of each limiting ring (14) is fixedly connected with a sealing ring (15), the sealing ring (15) is fixedly sleeved on the outer side wall of the valve body (1), the two ends of the valve body (1) are fixedly connected with a filter plate (16), the outer side wall of the valve body (1) between the filter plate (16) and the adjacent sealing ring (15) is provided with threads, the two ends of the valve body (1) are provided, two a screw thread mouth (13), two have all been seted up to the one end that installation pipe (12) are close to valve body (1) the both ends of screw thread mouth (13) difference threaded connection at valve body (1), two installation pipe (12) are all balanced with two installation pipes (12), two respectively installation pipe (12) one end of keeping away from each other all seted up one with screw thread mouth (13) intercommunication round platform mouth (17), two the one end that round platform mouth (17) are close to valve body (1) all is linked together, two equal fixed two elastic tube cover (18) of having cup jointed on installation pipe (12) the lateral wall, it is same all common fixedly connected with a cushion (19) on two elastic tube cover (18) lateral walls on installation pipe (12), two equal fixedly connected with fixed plate (20) in one side that elastic tube cover (18) were kept away from to cushion (19).

2. The sealing structure of a big button head double-ball check joint for a valve as claimed in claim 1, wherein a plurality of handles (11) are fixedly connected to the outer side wall of said rotary disk (10).

3. The sealing structure of a large button head double ball check joint for a valve according to claim 1, wherein the outer side walls of both said filter plates (16) are coated with a wear pad.

4. The sealing structure of a big button head double-ball check joint for a valve as claimed in claim 1, wherein said rotating rod (9) is provided with a layer of sealing film.

5. The sealing structure of the big button head double-ball check joint for the valve as claimed in claim 2, wherein a non-slip layer is sleeved on the handle (11).

6. The sealing structure of a large button head double ball check joint for a valve as set forth in claim 1, wherein both of said mounting tubes (12) are made of a corrosion-resistant material.

7. The sealing structure of the big button head double-ball check joint for the valve is characterized in that the rotating rod (9) is rotatably connected with the first sealing block (5) and the second sealing block (7), and the rotating rod (9) is fixedly connected with the bearing (4).