Hydrogen energy valve with pressure relief function

Abstract

The utility model relates to the technical field of hydrogen energy valves, in particular to a hydrogen energy valve with a pressure relief function, which comprises a valve casing, two sides of the valve casing are fixedly connected with flange plates, the surface of the valve casing is movably connected with a rotating handle, an outer surface passage of the valve casing is connected with a gas-guide tube, the surface of the gas-guide tube is fixedly connected with a pressure relief tube, and the pressure relief tube is fixedly connected with the valve casing. The bottom end of the rotating handle is fixedly connected with a control ball, and the inner side of the valve shell is fixedly connected with a control ring. According to the utility model, through the threaded connection of the fixing disc and the pressure relief pipe, under the connection of the supporting spring and the abutting ball and the action of the abutting ball in the pressure relief pipe, the effect of controlling the passage of the air guide pipe is achieved, so that the pressure relief function is realized, and the use safety performance and effect are improved; the acting angle of the annular plate on the adjusting column is changed, the ventilation capacity of the valve shell is further controlled, and the application range and performance of the valve shell are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrogen energy valves, in particular to a hydrogen energy valve with a pressure relief function. Background Art

[0002] Valves are pipeline accessories used to open and close pipelines, control flow direction, and adjust and control the parameters of the conveying medium.

[0003] A hydrogen energy valve refers to a valve used on a hydrogen pipeline. The valve controls the hydrogen transmission. However, when the existing hydrogen energy valve is used, the valve does not have a pressure relief mechanism. When the valve is subjected to excessive pressure, it cannot be discharged in time, causing damage to the pipeline or explosion. Utility Model Content

[0004] The utility model aims to provide a hydrogen energy valve with a pressure relief function to solve the problem that the valve proposed in the above background technology does not have a pressure relief mechanism and when the valve is subjected to excessive pressure, it cannot be discharged in time, causing damage to the pipeline or explosion.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hydrogen energy valve with a pressure relief function, comprising a valve housing, flanges are fixedly connected to both sides of the valve housing, a rotating handle is movably connected to the surface of the valve housing, an air guide pipe is connected to the outer surface passage of the valve housing, a pressure relief pipe is fixedly connected to the surface of the air guide pipe, a control ball is fixedly connected to the bottom end of the rotating handle, a control ring is fixedly connected to the inner side of the valve housing, an adjusting column is threadedly connected to the inner side of the valve housing, a ring plate is fixedly connected to the surface of the adjusting column, a control disk is fixedly connected to the inner side of the adjusting column, a fixed disk is threadedly connected to the inner side of the pressure relief pipe, a supporting spring is fixedly connected to the bottom end of the supporting disk, and a resisting ball is fixedly connected to the surface of the supporting spring.

[0006] Preferably, the control ball is spherical in shape, a round hole is formed through the surface of the control ball, and the control ball is rotatably connected to the valve housing via a turning handle.

[0007] Preferably, the outer surface of the air guide pipe is in an arc shape, and the pressure relief pipe is connected to the valve housing passage through the air guide pipe.

[0008] Preferably, the inner surface of the control ring is inclined, the outer surface of the ring plate is inclined, and the ring plates are evenly distributed on the surface of the adjusting column.

[0009] Preferably, the control disk consists of two parts, one part of the control disk is in the shape of a disc, and the other part of the control disk is in the shape of a long plate.

[0010] Preferably, the cross-section of the pressure relief pipe is in a truncated cone shape, and the fixing plate is in a disc shape and acts on the top end of the pressure relief pipe.

[0011] Preferably, the abutting ball is semicircular in shape, the abutting ball acts on the lower side of the fixed disk through a supporting spring, the abutting ball is elastically connected to the fixed disk through the supporting spring, and the abutting ball is abutted and connected to the inner wall of the pressure relief pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. Through the connection between the valve housing and the air guide pipe, and under the connection between the air guide pipe and the pressure relief pipe, the passage connection effect between the pressure relief pipe and the valve housing is realized. Through the threaded connection between the fixed plate and the pressure relief pipe, and under the connection between the support spring and the ball, the ball acts in the pressure relief pipe to achieve the control effect of the air guide pipe passage, thereby realizing its pressure relief function and improving its safety performance and effect.

[0014] 2. Through the connection between the valve housing and the control ring, under the connection between the adjusting column and the ring plate, the ring plate and the control ring are connected by abutment, and the action angle of the ring plate on the adjusting column is changed to further control the ventilation volume of the valve housing, thereby improving its use range and performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a partial cross-sectional perspective schematic diagram of the structure of the utility model;

[0017] Figure 3 It is a partially cutaway perspective schematic diagram of the structure of the valve housing of the utility model;

[0018] Figure 4 For this utility model Figure 3 A partial three-dimensional schematic diagram of the connection structure between the middle control ring and the adjustment column;

[0019] Figure 5 It is a partial three-dimensional schematic diagram of the structure of the air guide tube of the utility model.

[0020] In the figure: 1. valve housing; 2. flange; 3. handle; 4. air guide pipe; 5. pressure relief pipe; 6. control ball; 7. control ring; 8. adjusting column; 9. ring plate; 10. control plate; 11. fixed plate; 12. support spring; 13. ball. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 , an embodiment provided by the utility model:

[0023] A hydrogen energy valve with a pressure relief function comprises a valve housing 1, flanges 2 are fixedly connected to both sides of the valve housing 1, a handle 3 is movably connected to the surface of the valve housing 1, an air guide pipe 4 is connected to the outer surface passage of the valve housing 1, a pressure relief pipe 5 is fixedly connected to the surface of the air guide pipe 4, a control ball 6 is fixedly connected to the bottom end of the handle 3, a control ring 7 is fixedly connected to the inner side of the valve housing 1, an adjusting column 8 is threadedly connected to the inner side of the valve housing 1, a ring plate 9 is fixedly connected to the surface of the adjusting column 8, a control disk 10 is fixedly connected to the inner side of the adjusting column 8, a fixed disk 11 is threadedly connected to the inner side of the pressure relief pipe 5, a support spring 12 is fixedly connected to the bottom end of the fixed disk 11, and a ball 13 is fixedly connected to the surface of the support spring 12, through the connection between the valve housing 1 and the handle 3, under the connection between the handle 3 and the control ball 6, the control effect of the passage of the valve housing 1 is achieved, and under the connection between the air guide pipe 4 and the pressure relief pipe 5, the pressure relief operation is achieved through the connection between the support spring 12 and the ball 13.

[0024] Furthermore, the control ball 6 is spherical in shape, and a circular hole is opened through the surface of the control ball 6. The control ball 6 is rotatably connected to the valve housing 1 through the handle 3. Through the connection between the control ball 6 and the handle 3, under the action of the handle 3, the control ball 6 is controlled to rotate in the valve housing 1.

[0025] Furthermore, the outer surface of the air guide pipe 4 is in an arc shape, and the pressure relief pipe 5 is connected to the valve housing 1 through the air guide pipe 4. Through the connection between the valve housing 1 and the air guide pipe 4, under the connection between the air guide pipe 4 and the pressure relief pipe 5, the gas pressure in the valve housing 1 is controlled.

[0026] Furthermore, the inner surface of the control ring 7 is inclined, the outer surface of the ring plate 9 is inclined, and the ring plates 9 are evenly distributed on the surface of the adjusting column 8. Through the connection between the control ring 7 and the valve housing 1, and the connection between the adjusting column 8 and the valve housing 1, the effect of regulating the position of the ring plate 9 in the valve housing 1 is achieved.

[0027] Furthermore, the control disk 10 is composed of two parts, one part of the control disk 10 is in the shape of a disc, and the other part of the control disk 10 is in the shape of a long plate. Through the connection between the control disk 10 and the adjusting column 8, and under the connection between the adjusting column 8 and the ring plate 9, the ring plate 9 and the control ring 7 are abutted and connected, the action angle of the ring plate 9 is changed, thereby improving the control performance of the ventilation volume of the valve housing 1.

[0028] Furthermore, the cross-section of the pressure relief pipe 5 is in a truncated cone shape, and the fixed disk 11 is in a disc shape and acts on the top of the pressure relief pipe 5. Through the connection between the pressure relief pipe 5 and the air duct 4, and under the connection between the fixed disk 11 and the pressure relief pipe 5, the control effect of the passage of the pressure relief pipe 5 is achieved.

[0029] Furthermore, the ball 13 is semicircular in shape, and the ball 13 acts on the bottom of the fixed plate 11 through the support spring 12. The ball 13 is elastically connected to the fixed plate 11 through the support spring 12, and the ball 13 is abutted against the inner wall of the pressure relief pipe 5. Under the connection between the fixed plate 11 and the support spring 12, through the connection between the support spring 12 and the ball 13, the elastic control effect of the action position of the ball 13 in the pressure relief pipe 5 is realized, thereby achieving its pressure relief performance.

[0030] Working principle: when the valve is used, the control handle 3 and the control ball 6 are connected, and the control ball 6 and the valve housing 1 are rotated to complete the regulation of the ventilation volume of the valve housing 1. The control disk 10 and the adjusting column 8 are connected, and the adjusting column 8 and the valve housing 1 are connected to change the action position of the ring plate 9 on the control ring 7. Under the action of the control ring 7, the action angle of the ring plate 9 is regulated, and the ventilation volume of the valve housing 1 is further controlled. The air guide pipe 4 and the valve housing 1 are connected, and the pressure relief pipe 5 and the fixed plate 11 are connected, and the fixed plate 11 and the support spring 12 are connected, so that the ball 13 is elastically pressed against the pressure relief pipe 5 to achieve the pressure relief control effect.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A hydrogen energy valve with a pressure relief function, comprising a valve housing (1), characterized in that: The two sides of the valve housing (1) are fixedly connected with flanges (2); the surface of the valve housing (1) is movably connected with a handle (3); the outer surface passage of the valve housing (1) is connected with an air guide pipe (4); the surface of the air guide pipe (4) is fixedly connected with a pressure relief pipe (5); the bottom end of the handle (3) is fixedly connected with a control ball (6); the inner side of the valve housing (1) is fixedly connected with a control ring (7); the inner side of the valve housing (1) is threadedly connected with an adjustment column (8); the surface of the adjustment column (8) is fixedly connected with a ring plate (9); the inner side of the adjustment column (8) is fixedly connected with a control disk (10); the inner side of the pressure relief pipe (5) is threadedly connected with a fixed disk (11); the bottom end of the fixed disk (11) is fixedly connected with a support spring (12); the surface of the support spring (12) is fixedly connected with a ball (13).

2. The hydrogen energy valve with pressure relief function according to claim 1, characterized in that: The control ball (6) is spherical in shape, and a circular hole is formed through the surface of the control ball (6). The control ball (6) is rotatably connected to the valve housing (1) via a rotating handle (3).

3. The hydrogen energy valve with pressure relief function according to claim 1, characterized in that: The outer surface of the air guide pipe (4) is in an arc shape, and the pressure relief pipe (5) is connected to the air guide pipe (4) and the valve housing (1) through a passage.

4. The hydrogen energy valve with pressure relief function according to claim 1, characterized in that: The inner surface of the control ring (7) is inclined, the outer surface of the ring plate (9) is inclined, and the ring plates (9) are evenly distributed on the surface of the adjustment column (8).

5. The hydrogen energy valve with pressure relief function according to claim 1, characterized in that: The control disk (10) is composed of two parts, one part of the control disk (10) is in the shape of a circular disk, and the other part of the control disk (10) is in the shape of a long plate.

6. The hydrogen energy valve with pressure relief function according to claim 1, characterized in that: The cross section of the pressure relief pipe (5) is in the shape of a truncated cone, and the fixing plate (11) is in the shape of a circular disc and acts on the top end of the pressure relief pipe (5).

7. The hydrogen energy valve with pressure relief function according to claim 1, characterized in that: The abutting ball (13) is in a semicircular shape. The abutting ball (13) acts on the lower side of the fixed disk (11) through the supporting spring (12). The abutting ball (13) is elastically connected to the fixed disk (11) through the supporting spring (12). The abutting ball (13) is abutted and connected to the inner wall of the pressure relief pipe (5).

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