CN219639504U

CN219639504U - High leakproofness gas valve

Info

Publication number: CN219639504U
Application number: CN202320670887.XU
Authority: CN
Inventors: 何坚; 何忠华; 何忠先
Original assignee: Jiangsu Fanghua Valve Filling Equipment Co ltd
Current assignee: Jiangsu Fanghua Valve Filling Equipment Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-05
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a high-tightness gas valve, which belongs to the technical field of valves and comprises a valve body, wherein a channel is formed in the valve body, pipeline parts are welded at two ends of the valve body, the valve body is communicated with the inside of the pipeline parts, a plurality of reinforcing ribs are uniformly arranged on the outer surface of the pipeline parts close to two sides of the valve body, a valve cover is fixedly arranged at the top of the valve body, a valve core is arranged in the valve body, a mounting block is fixedly arranged at the top of the valve core, a sealing ring which is in contact with the inside of the valve body is arranged at the outer part of the mounting block, an upper valve rod is fixedly connected with the top of the mounting block, a rotating handle is fixedly connected with the top of the upper valve rod, sealing seats which are attached to the inner walls of the channel are arranged on two sides of the valve core, and a fixing pipe is arranged on one side of the sealing seat which is far away from the valve core. Therefore, the strength of the two ends of the pipeline piece can be enhanced by the arrangement of the reinforcing ribs, and the sealing seat can be conveniently detached and replaced by the arrangement of the fixing pipe.

Description

High leakproofness gas valve

Technical Field

The utility model relates to a gas valve, in particular to a high-tightness gas valve, and belongs to the technical field of valves.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium. Depending on their function, they can be classified into shutoff valves, check valves, regulating valves, etc. The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. Valves for fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are quite diverse in variety and specification.

At present, under the long-time use of a high-tightness gas valve, the valve core and the sealing seat are rubbed for many times, so that abrasion with different degrees is generated, the overall tightness is reduced, and in order to prevent gas loss, all valve structures are required to be replaced, so that the waste of resources is caused. Thus, improvements are now made to a high tightness gas valve.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a high-tightness gas valve, which can realize the fixation of a sealing seat in a valve body and at two ends of a valve core, is convenient to detach and replace, and solves the technical problem that the core and the sealing seat in the prior art are rubbed for a plurality of times, and all valve structures need to be replaced, so that resources are wasted.

In order to solve the problems, the following technical scheme is provided:

the utility model provides a high leakproofness gas valve, includes the valve body, the passageway has been seted up to the inside valve body, valve body both ends welding has the pipeline spare, the valve body is linked together with pipeline spare is inside, pipeline spare surface is close to the valve body both sides and evenly is provided with a plurality of strengthening rib, valve body top fixed mounting has the valve gap, the inside case that is provided with of valve body, case top fixed mounting has the installation piece, the installation piece outside is provided with the sealing washer with the valve body internal contact, installation piece top fixedly connected with goes up the valve rod, go up valve rod top fixedly connected with twist grip, the case both sides are provided with the sealing seat that laminates mutually with the passageway inner wall, sealing seat keeps away from case one side and is provided with the fixed pipe.

Further, the periphery of the upper valve rod is embedded into an upper shaft sleeve contacted with the valve cover, the bottom of the valve core is fixedly connected with a lower valve rod, and the periphery of the lower valve rod is embedded into a lower shaft sleeve contacted with the valve cover.

Further, the outer surface of the fixed pipe is provided with external threads, the inner wall of the pipeline piece is provided with internal threads, the fixed pipe and the pipeline piece are installed in a spiral mode through the external threads and the internal threads, and the fixed pipe is abutted to the outer side of the sealing seat.

Further, an anti-slip ring for preventing the reinforcing rib from falling off is arranged at the contact position of the reinforcing rib and the outer wall of the pipeline piece.

Further, first threaded holes penetrating up and down are formed in the two sides of the valve cover, and second threaded holes are formed in the two sides of the top of the valve body.

Further, the valve cover and the valve body are fixedly connected through a screw rod arranged inside the first threaded hole and the second threaded hole.

Further, the middle position of the top of the valve cover is provided with a mounting seat, and the mounting seat is used for fixing the outer wall position of the upper valve rod.

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

according to the utility model, through the arrangement of the reinforcing ribs, the sealing seat, the fixing pipe and the pipeline, the strength of the two ends of the pipeline can be enhanced, deformation caused when the two ends of the pipeline are connected with the connecting device is avoided, meanwhile, the fixing pipe is abutted to the outer side of the sealing seat, the fixing pipe is in threaded connection with the pipeline, so that the fixing pipe spirally enters the pipeline and one end of the fixing pipe is abutted to the sealing seat, the fixing work of the sealing seat in the valve body and the two ends of the valve core is realized, the sealing seat is convenient to detach and replace, and the problem that all valve structures need to be replaced under long-time use, so that resource waste is caused is solved.

Specific embodiments of the utility model are disclosed in detail below with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not limited in scope thereby.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of a preferred embodiment of a high tightness gas valve according to the present utility model;

FIG. 2 is a schematic view of the overall internal structure of a preferred embodiment of a high tightness gas valve according to the present utility model;

fig. 3 is a schematic view showing the position of a seal seat of a preferred embodiment of a high tightness gas valve according to the present utility model.

In the figure: 1. a valve body; 2. a channel; 3. a pipe member; 4. reinforcing ribs; 5. a valve cover; 6. a valve core; 7. a mounting block; 8. a seal ring; 9. an upper valve rod; 10. rotating the handle; 11. a sealing seat; 12. a fixed tube; 13. an upper shaft sleeve; 14. a lower valve rod; 15. a lower shaft sleeve; 16. an external thread; 17. an internal thread; 18. an anti-slip ring; 19. a first threaded hole; 20. a second threaded hole; 21. and (5) a mounting seat.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, the high-tightness gas valve provided in this embodiment, as shown in fig. 1-2, includes a valve body 1, a channel 2 is provided inside the valve body 1, two ends of the valve body 1 are welded with a pipe member 3, the valve body 1 is communicated with the inside of the pipe member 3, a plurality of reinforcing ribs 4 are uniformly provided on the outer surface of the pipe member 3 near two sides of the valve body 1, the reinforcing ribs 4 can strengthen the strength of two ends of the pipe member 3, deformation caused when two ends of the pipe member 3 are connected with a connecting device is avoided, an anti-slip ring 18 for preventing the reinforcing ribs 4 from falling off is provided on the contact position of the reinforcing ribs 4 and the outer wall of the pipe member 3, a valve cover 5 is fixedly installed on the top of the valve body 1, a mounting seat 21 is provided on the middle position of the top of the valve cover 5 for fixing the outer wall position of the upper valve rod 9, a valve core 6 is provided inside the valve body 1, the top of the valve core 6 is fixedly provided with a mounting block 7, the outside of the mounting block 7 is provided with a sealing ring 8 which is in contact with the inner side of the valve body 1, the top of the mounting block 7 is fixedly connected with an upper valve rod 9, both sides of the valve core 6 are provided with sealing seats 11 which are attached to the inner wall of the channel 2, the sealing seats 11 are led into the channel 2 until the sealing seats are abutted against both ends of the valve core 6, one side of the sealing seats 11, which is far away from the valve core 6, is provided with a fixed pipe 12, the fixed pipe 12 is inserted into the pipe 3, the outer surface of the fixed pipe 12 is provided with external threads 16, the inner wall of the pipe 3 is provided with internal threads 17, the fixed pipe 12 and the pipe 3 are spirally mounted through the external threads 16 and the internal threads 17, the fixed pipe 12 is abutted against the outer side of the sealing seats 11, the fixed pipe 12 is in threaded connection with the pipe 3, the fixed pipe 12 spirally enters the inner side of the pipe 3 and one end of the fixed pipe 12 is abutted against the sealing seats 11, the sealing seat 11 is fixed in the valve body 1 and at two ends of the valve core 6, and then the valve is installed with a device to be connected.

As shown in fig. 2-3, the top of the upper valve rod 9 is fixedly connected with a rotating handle 10, the periphery of the upper valve rod 9 is embedded into an upper shaft sleeve 13 contacted with the valve cover 5, the bottom of the valve core 6 is fixedly connected with a lower valve rod 14, the periphery of the lower valve rod 14 is embedded into a lower shaft sleeve 15 contacted with the valve cover 5, the rotating handle 10 is rotated, the upper valve rod 9, the mounting block 7, the valve core 6 and the lower valve rod 14 which are fixedly connected with the bottom of the rotating handle 10 are rotated, the core opening of the valve core 6 is communicated with the position of the channel 2, so that air flow can circulate, and when the valve is closed, the rotating handle 10 is rotated anticlockwise, the valve core 6 is contacted with sealing seats 11 arranged on two sides, so that the valve core 6 is closed and opened, a first threaded hole 19 which penetrates up and down is formed in two sides of the valve cover 5, a second threaded hole 20 is formed in two sides of the top of the valve body 1, and the valve cover 5 and the valve body 1 are fixedly connected with screws arranged in the second threaded hole 20, and the valve cover 5 is convenient to detach, check and work.

The application principle and the application flow of the utility model are as follows:

when the valve is used, the sealing seat 11 for sealing is fixed, the sealing seat 11 is guided into the channel 2 until the sealing seat 11 is abutted against the two ends of the valve core 6, the fixing pipe 12 is inserted into the pipeline part 3, the fixing pipe 12 is in threaded connection with the pipeline part 3, the fixing pipe 12 is screwed into the pipeline part 3, one end of the fixing pipe 12 is abutted against the sealing seat 11, the sealing seat 11 is fixed in the valve body 1 and the two ends of the valve core 6, the valve is installed with devices to be connected, the fixed pipes 12 at the two ends are utilized for assembling, the pipeline part 3 on the outer wall of the fixing pipe 12 is uniformly provided with a plurality of reinforcing ribs 4, the reinforcing ribs 4 are arranged to strengthen the two ends of the pipeline part 3, deformation caused when the two ends of the pipeline part 3 are connected with a connecting device is avoided, the rotating handle 10 is carried out, the upper valve rod 9, the installation block 7, the valve core 6 and the lower valve rod 14 fixedly connected with the bottom of the rotating handle 10 are rotated, the core opening of the valve core 6 is communicated with the channel 2, air flow can be circulated, and when the valve is closed, the valve core 11 is arranged on the two sides of the valve core 6 and the valve core is opened, and the valve core is closed.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to specific circumstances.

While the utility model has been described in connection with specific embodiments, it will be apparent to those skilled in the art that the description is intended to be illustrative and not limiting in scope. Various modifications and alterations of this utility model will occur to those skilled in the art in light of the spirit and principles of this utility model, and such modifications and alterations are also within the scope of this utility model.

Claims

1. The utility model provides a high leakproofness gas valve, its characterized in that, including valve body (1), passageway (2) have been seted up to valve body (1) inside, valve body (1) both ends welding has pipeline spare (3), valve body (1) are linked together with pipeline spare (3) inside, pipeline spare (3) surface is close to valve body (1) both sides and evenly is provided with a plurality of strengthening rib (4), valve body (1) top fixed mounting has valve gap (5), valve body (1) inside is provided with case (6), case (6) top fixed mounting has installation piece (7), installation piece (7) outside be provided with valve body (1) internal contact sealing washer (8), installation piece (7) top fixedly connected with upper valve rod (9), upper valve rod (9) top fixedly connected with twist grip (10), case (6) both sides are provided with seal seat (11) that are laminated mutually with passageway (2) inner wall, seal seat (11) are kept away from case (6) one side and are provided with fixed pipe (12).

2. The high-tightness gas valve according to claim 1, wherein an upper shaft sleeve (13) contacted with the valve cover (5) is embedded in the periphery of the upper valve rod (9), a lower valve rod (14) is fixedly connected to the bottom of the valve core (6), and a lower shaft sleeve (15) contacted with the valve cover (5) is embedded in the periphery of the lower valve rod (14).

3. The high-tightness gas valve according to claim 1, wherein the outer surface of the fixed pipe (12) is provided with external threads (16), the inner wall of the pipe fitting (3) is provided with internal threads (17), the fixed pipe (12) and the pipe fitting (3) are spirally mounted through the external threads (16) and the internal threads (17), and the fixed pipe (12) is abutted to the outer side of the sealing seat (11).

4. A high tightness gas valve according to claim 1, characterized in that the reinforcing rib (4) is provided with an anti-slip ring (18) for preventing the reinforcing rib (4) from falling off at a position where the reinforcing rib contacts with the outer wall of the pipe member (3).

5. The high-tightness gas valve according to claim 1, wherein the two sides of the valve cover (5) are internally provided with first threaded holes (19) which are vertically penetrated, and the two sides of the top of the valve body (1) are provided with second threaded holes (20).

6. A high tightness gas valve according to claim 1, characterized in that the valve cap (5) and the valve body (1) are fixedly connected by means of a screw arranged inside the first threaded hole (19) and the second threaded hole (20).

7. A high tightness gas valve according to claim 1, characterized in that a mounting seat (21) is arranged at the middle position of the top of the valve cover (5), and the mounting seat (21) is used for fixing the outer wall position of the upper valve rod (9).