CN220185939U

CN220185939U - Air valve for high-rotation-speed compressor

Info

Publication number: CN220185939U
Application number: CN202321975720.0U
Authority: CN
Inventors: 陈光弟; 吴宗荣; 程万波; 漆杨
Original assignee: Zigong Tongda Machinery Manufacturing Co ltd
Current assignee: Zigong Tongda Machinery Manufacturing Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2023-12-15
Anticipated expiration: 2033-07-26

Abstract

The utility model relates to the technical field of air valves and discloses an air valve for a high-rotation-speed compressor, which comprises a shell, wherein a first cavity is arranged in the shell, a second cavity is arranged in the shell, a supporting rod is arranged in the shell, the top end of the supporting rod is fixedly connected with a fixed block, the top of the fixed block is fixedly connected with a top sealing cover, and the outer side wall of the fixed block is fixedly connected with a rubber ring. According to the utility model, the double sealing effect is achieved through the cooperation among the top sealing cover, the inner sealing cover, the rubber ring, the fixed block, the supporting rod, the first sealing ring and the second sealing ring, the problem that slow air leakage is caused after the service time is overlong possibly due to the single structure of the traditional air valve, the pressure of compressed air is influenced, the problem that the continuous operation of the compressor is required to maintain the pressure, the power consumption is increased and the energy waste is caused is solved, and the stability of the air valve for the compressor with high rotation speed is improved.

Description

Air valve for high-rotation-speed compressor

Technical Field

The utility model relates to the technical field of air valves, in particular to an air valve for a high-rotation-speed compressor.

Background

The high-speed compressor is widely used in various industries and manufacturing fields, mainly is driven by a mechanical shaft, sucks and compresses air or gas, improves the pressure and temperature of the gas, pushes the gas to a high-pressure side or a downstream system in the compression process, and ensures that the compressor operates in rated working conditions by using a gas valve in order to prevent the high-speed compressor from being damaged by overload and overpressure, so that damage caused by exceeding the design capacity of the high-speed compressor is avoided.

In the use process of the air valve for the traditional high-rotation-speed compressor, the problem of slow air leakage can be caused after the use time is overlong due to the fact that the traditional air valve is single in structure, the pressure of compressed air is influenced, the compressor is required to continuously operate to maintain the pressure, power consumption is increased, and energy is wasted.

Disclosure of Invention

In order to make up for the defects, the utility model provides the air valve for the high-rotation-speed compressor, which is improved, and the problems of slow air leakage, increased power consumption of the compressor and energy waste are possibly caused after the use time is overlong due to the single structure of the traditional air valve.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a high rotational speed is pneumatic valve for compressor, includes the casing, the inside cavity that is provided with of casing is two, the inside bracing piece that is provided with of casing, bracing piece top fixedly connected with fixed block, fixed block top fixedly connected with top is sealed, fixed block lateral wall fixedly connected with rubber ring, the inside sealed lid of bracing piece lateral wall fixedly connected with, inside sealed lid bottom fixedly connected with sealing ring one, inside sealed lid bottom fixedly connected with sealing ring two, bracing piece bottom fixedly connected with slider, the slider lateral wall is provided with the sealing washer.

As a further description of the above technical solution:

the second cavity is fixedly connected with a supporting block, and one side of the supporting block is fixedly connected with a pressure release column.

As a further description of the above technical solution:

the pressure release post is inside to be provided with the air vent, the pressure release post is inside to be provided with the spout.

As a further description of the above technical solution:

a first spring is arranged between the sliding block and the sliding groove, and two ends of the first spring are fixedly connected between the sliding block and the pressure relief column.

As a further description of the above technical solution:

the novel plastic shell is characterized in that a first groove is formed in the shell, a second groove is formed in the shell, and threads are formed in the bottom of the shell.

As a further description of the above technical solution:

a second spring is arranged between the inner sealing cover and the first cavity, and two ends of the second spring are fixedly connected between the first cavity and the inner sealing cover.

As a further description of the above technical solution:

and the outer side walls of the first sealing ring and the second sealing ring are connected in the grooves I and II in a sliding manner.

As a further description of the above technical solution:

the sliding block is connected inside the sliding groove in a sliding way.

The utility model has the following beneficial effects:

according to the utility model, the double sealing effect is achieved by the cooperation of the top sealing cover, the inner sealing cover, the rubber ring, the fixed block, the supporting rod, the first sealing ring and the second sealing ring, the problem that slow air leakage is caused after the service time is overlong possibly due to the single structure of the traditional air valve is solved, the pressure of compressed air is influenced, the problem that the continuous operation of the compressor is required to maintain the pressure, the power consumption is increased, the energy waste is caused, and the stability of the air valve for the high-rotation-speed compressor is improved.

Drawings

FIG. 1 is a schematic perspective view of a high speed compressor air valve according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a housing of a high-speed compressor air valve according to the present utility model;

FIG. 3 is a schematic view showing a part of the inner bottom structure of a housing of a high-speed compressor air valve according to the present utility model;

FIG. 4 is a schematic view showing a part of the bottom structure of an inner seal cover of an air valve for a high-speed compressor according to the present utility model;

fig. 5 is an enlarged partial schematic view at a in fig. 2.

Legend description:

1. a housing; 2. a support block; 3. a first cavity; 4. a second cavity; 5. a thread; 6. a pressure relief column; 7. a vent hole; 8. a chute; 9. a slide block; 10. a seal ring; 11. a support rod; 12. a first spring; 13. a second spring; 14. an inner seal cap; 15. a top sealing cover; 16. a rubber ring; 17. a fixed block; 18. a groove I; 19. a second groove; 20. a first sealing ring; 21. and a second sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides a high rotational speed is pneumatic valve for compressor, including casing 1, casing 1 inside is provided with cavity one 3, casing 1 inside is provided with cavity two 4, casing 1 inside is provided with bracing piece 11, bracing piece 11 top fixedly connected with fixed block 17, fixed block 17 top fixedly connected with top sealed lid 15, slider 9 top is fixed with bracing piece 11 and is used for connecting inside sealed lid 14 and top sealed lid 15, fixed block 17 lateral wall fixedly connected with rubber ring 16, inside the sealed lid 15 of top is plugged into casing 1 through the rubber ring 16 around the fixed block 17, also be used for preventing gas leakage, bracing piece 11 lateral wall fixedly connected with inside sealed lid 14, inside sealed lid 14 slides in cavity one 3 of casing 1, inside sealed lid 14 bottom fixedly connected with sealing ring one 20, inside sealed lid 14 bottom fixedly connected with sealing ring two 21, the sealing ring one 20 of inside sealed lid 14 bottom is used for sealing up with recess one between the casing 1 with recess two 19 gomphosis, prevent gas leakage, bracing piece 11 bottom fixedly connected with slider 9 lateral wall is provided with sealing washer 10.

The inside fixedly connected with supporting shoe 2 of cavity two 4, supporting shoe 2 one side fixedly connected with pressure release post 6, pressure release post 6 inside is provided with air vent 7, pressure release post 6 inside is provided with spout 8, when pressure exceeds the rated compressor pressure, air can get into spout 8 through air vent 7 in pressure release post 6 bottom at first, be provided with spring one 12 between slider 9 and the spout 8, spring one 12 both ends fixed connection is between slider 9 and pressure release post 6, spring one 12 is used for supporting slider 9 gives slider 9 certain pressure, prevent that compressed air from directly jack-up slider 9, casing 1 inside is provided with recess one 18, casing 1 inside is provided with recess two 19, casing 1 bottom is provided with screw thread 5, casing 1 is through the relief hole that sets up on the screw thread 5 screw in compressor, be provided with spring two 13 between inside seal lid 14 and the cavity one 3, spring two 13 both ends fixed connection are between cavity one 3 and inside seal lid 14, spring two 13 also are used for supporting inside seal lid 14, prevent that compressed air from ejecting inside 14 from revealing, spring two 13 and spring one 12 all can only be compressed seal lid deformation when pressure exceeds the pressure, make its inside seal lid 14 and be connected by seal lid one with slider 9 at the top 10 and the inside seal 9 between the slider 8 and the rated seal 9, the inside is connected with the spout 8 between the seal 9 and the seal 9 is sealed outside at the inside 10, the inside is provided with the seal ring 10, the seal 9 is connected with the inside between the seal groove 10 and the inside between the seal 9 and the spout 8, the inside is provided with the seal groove, the inside has the seal 10.

Working principle: when the high-rotation-speed compressor air valve is needed, the shell 1 is screwed into a pressure relief hole arranged on the compressor through the threads 5, then when the pressure exceeds the rated pressure of the compressor, air firstly enters the sliding groove 8 through the vent hole 7 at the bottom of the pressure relief column 6, a sealing ring 10 is attached between the inner part of the sliding groove 8 and the sliding groove 9, the sealing ring 10 is used for preventing air leakage between the sliding groove 9 and the sliding groove 8, a first spring 12 is arranged between the sliding groove 9 and the sliding groove 8 and used for supporting the sliding groove 9 to give a certain pressure to the sliding groove 9, the compressed air is prevented from directly jacking the sliding groove 9, a supporting rod 11 is fixed at the top end of the sliding groove 9 and used for connecting an inner sealing cover 14 and a top sealing cover 15, the inner sealing cover 14 slides in the first cavity 3 of the shell 1, a second spring 13 is arranged between the inner sealing cover 14 and the first cavity 3, the spring II 13 is also used for supporting the inner sealing cover 14 to prevent leakage of the compressed air from ejecting the inner sealing cover 14, the spring II 13 and the spring I12 can be extruded and deformed only when the pressure exceeds the rated pressure, so that the inner sealing cover 14 and the top sealing cover 15 are ejected, the sealing ring I20 and the sealing ring II 21 at the bottom of the inner sealing cover 14 are used for being embedded with the groove I18 and the groove II 19 between the shell 1 to seal, air leakage is prevented, the top sealing cover 15 is plugged into the shell 1 through the rubber ring 16 around the fixed block 17, air leakage is also prevented, and when the compressed air ejects the sliding block 9 through the vent hole 7 to drive the supporting rod 11 to be ejected, the inner sealing cover 14 and the top sealing cover 15 are separated from the shell 1 to enable the compressed air in the inner part to be decompressed, so that further damage is prevented.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a high rotational speed is pneumatic valve for compressor, includes casing (1), its characterized in that: the novel sealing structure comprises a shell (1), a first cavity (3) is arranged inside the shell (1), a second cavity (4) is arranged inside the shell (1), a supporting rod (11) is arranged inside the shell, a fixed block (17) is fixedly connected to the top of the supporting rod (11), a top sealing cover (15) is fixedly connected to the top of the fixed block (17), a rubber ring (16) is fixedly connected to the outer side wall of the fixed block (17), an inner sealing cover (14) is fixedly connected to the outer side wall of the supporting rod (11), a sealing ring I (20) is fixedly connected to the bottom of the inner sealing cover (14), a sealing ring II (21) is fixedly connected to the bottom of the inner sealing cover (14), a sliding block (9) is fixedly connected to the bottom of the supporting rod (11), and a sealing ring (10) is arranged on the outer side wall of the sliding block (9).

2. The high-rotation-speed compressor air valve according to claim 1, wherein: the pressure relief device is characterized in that a supporting block (2) is fixedly connected inside the second cavity (4), and a pressure relief column (6) is fixedly connected to one side of the supporting block (2).

3. The high-rotation-speed compressor air valve according to claim 2, wherein: the pressure relief column (6) is internally provided with a vent hole (7), and the pressure relief column (6) is internally provided with a chute (8).

4. The high-rotation-speed compressor air valve according to claim 1, wherein: a first spring (12) is arranged between the sliding block (9) and the sliding groove (8), and two ends of the first spring (12) are fixedly connected between the sliding block (9) and the pressure relief column (6).

5. The high-rotation-speed compressor air valve according to claim 1, wherein: the novel plastic shell is characterized in that a first groove (18) is formed in the shell (1), a second groove (19) is formed in the shell (1), and threads (5) are formed in the bottom of the shell (1).

6. The high-rotation-speed compressor air valve according to claim 1, wherein: a second spring (13) is arranged between the inner sealing cover (14) and the first cavity (3), and two ends of the second spring (13) are fixedly connected between the first cavity (3) and the inner sealing cover (14).

7. The high-rotation-speed compressor air valve according to claim 1, wherein: the outer side walls of the first sealing ring (20) and the second sealing ring (21) are connected in the first groove (18) and the second groove (19) in a sliding mode.

8. The high-rotation-speed compressor air valve according to claim 1, wherein: the sliding block (9) is connected inside the sliding groove (8) in a sliding way.