CN218883122U

CN218883122U - Gas cylinder valve protection device

Info

Publication number: CN218883122U
Application number: CN202223308284.XU
Authority: CN
Inventors: 曹文安; 仄伟杰; 卢成超; 伍晓俊; 周婵鸣
Original assignee: Anhui Yong'an Low Carbon Environmental Protection Technology Co ltd; Youon Technology Co Ltd
Current assignee: Anhui Yong'an Low Carbon Environmental Protection Technology Co ltd; Youon Technology Co Ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-18
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a gas cylinder valve protection device belongs to pressure vessel protection device. The gas cylinder valve is arranged outside the pressure container and protrudes out of the surface of the pressure container; the protection device includes: the gas cylinder valve comprises a hoop sleeved on the gas cylinder valve and/or the pressure container, a cover cap fixedly inserted outside the hoop in a detachable direction, a containing cavity formed inside the hoop and the cover cap and used for placing the gas cylinder valve, and a closed channel arranged in the circumferential direction of the hoop and the cover cap and allowing the gas cylinder valve operation unit and/or a pipeline connected with a gas outlet of the gas cylinder valve to pass through. The utility model discloses protect doing the part alone, have very strong pertinence, form through upper cover cap and staple bolt and hold the cavity, can form an effectual protection to the gas cylinder valve, when can preventing that the gas cylinder valve from receiving direct collision, damage and take place to reveal.

Description

Gas cylinder valve protection device

Technical Field

The utility model belongs to the technical field of pressure vessel, especially, gas cylinder valve protection device.

Background

The pressure container is a closed device which contains gas or liquid and bears certain pressure. In order to realize the exchange of substances with the outside, at least one valve is generally arranged on the pressure container to control the direction, pressure and flow rate of the fluid. The valve can be divided into a built-in valve and an external valve according to the installation mode of the valve, and the built-in valve is characterized in that the main body part of the valve is sunk in the pressure container; the external valve refers to the valve main body protruding out of the surface of the pressure container.

For the external valve body, when the pressure container collides, because the external valve protrudes out of the surface of the pressure container, and the joint between the valve and the pressure container is the weakest place of the whole pressure container system, and is more easily damaged, the external valve body is necessary to protect the joint, the existing pressure equipment mostly adopts a frame beam type aiming at the protection of the external valve body, namely, a beam is added on the frame of the pressure container to play a protection role, the number of parts which are independently made for the external valve body to protect is less, the frame beam type design is lack of pertinence, and the protection effect on the external valve body is also common.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical defect, the utility model provides a gas cylinder valve protection device to solve the problem that the background art relates to.

The utility model provides a gas cylinder valve protection device, include: the gas cylinder valve is arranged outside the pressure container and protrudes out of the surface of the pressure container; the protection device includes: the hoop is sleeved on the gas cylinder valve and/or the pressure container, the cover cap is fixedly inserted outside the hoop in a detachable direction, the containing cavity is formed inside the hoop and the cover cap and used for containing the gas cylinder valve, and the closed channel is arranged in the circumferential direction of the hoop and the cover cap and allows the gas cylinder valve operation unit and/or a pipeline connected with the gas outlet of the gas cylinder valve to pass through.

Preferably or optionally, the anchor ear and the cap are connected by a pin.

Preferably or optionally, the pin is an expansion screw made of a plastic material.

Preferably or optionally, a plurality of semi-closed holes are formed in the cap, and a plurality of limiting plates which are exposed out of the upper surface of the hoop and aligned with the semi-closed holes are arranged on the inner surface of the hoop;

when the cover cap is inserted into the hoop, the semi-closed holes and the limiting plate form a complete closed channel.

Preferably or optionally, the upper surface of the semi-closed hole is arc-shaped or approximately arc-shaped, the upper surface of the limiting plate is also arc-shaped or approximately arc-shaped, and the cross-sectional shape of the closed channel is approximately circular and is just against the circumferential direction of a pipeline connected with the gas cylinder valve operation unit and/or the gas cylinder valve gas outlet.

Preferably or optionally, the hoop is made of an elastic material into an integral non-closed annular structure.

Preferably or optionally, the cylinder valve comprises: the three-dimensional pressure regulating valve comprises a valve body, an air outlet, an air charging port, a connecting port, a control valve, a safety valve and an output air pressure regulating valve, wherein the valve body is three-dimensionally or approximately hexahedron-shaped, the air outlet is respectively arranged on six surfaces of the valve body and is used for supplying air to consumption equipment, the air charging port is used for charging air to pressure equipment, the connecting port is connected with a pressure container, the control valve is used for controlling the air outlet, the air charging port and the connecting port to be opened and closed, the safety valve is used for controlling the pressure and/or the temperature in the gas pressure container to be within a preset range, and the output air pressure regulating valve is controlled.

Preferably or optionally, an outward convex outer brim is arranged on the cap at a position corresponding to the inflation inlet, and the outer brim at least covers a partial area of the inflation inlet.

Preferably or optionally, an outward protruding baffle is arranged on the cap at a position corresponding to the safety valve, and the baffle completely covers the safety valve; and at least one pressure relief hole is arranged on the baffle.

Preferably or optionally, the cap is further provided at an upper portion thereof with a hole forming a closed passage allowing the cylinder valve operating unit and/or a pipe connected to the outlet port of the cylinder valve to pass therethrough.

The utility model relates to a gas cylinder valve protection device compares in prior art, has following beneficial effect: the utility model has strong pertinence to the individual protection of parts, and the containing cavity is formed by the upper cover cap and the hoop, so that the effective protection can be formed for the connection part of the gas cylinder valve, the pressure container and the gas cylinder valve, and the leakage caused by damage when the connection part of the gas cylinder valve, the pressure container and the gas cylinder valve is directly collided can be prevented; the limiting plate and the semi-closed hole form a plurality of closed channels, the gas cylinder valve operation unit and/or a pipeline connected with the gas outlet of the gas cylinder valve are allowed to pass through, and the gas circuit connection of the pressure container and external consumption equipment is guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the middle protection device of the present invention.

Fig. 2 is the structure schematic diagram of the middle hoop of the present invention.

Fig. 3 is a schematic structural diagram of the middle cap of the present invention.

Fig. 4 is a schematic structural view of the cylinder valve of the present invention.

Fig. 5 is a schematic structural diagram of the pressure vessel and the protection device of the present invention.

Fig. 6 is a schematic structural view of a second embodiment of the cylinder valve protection device of the present invention.

The reference signs are: 100. a cylinder valve; 110. a valve body; 120. an air outlet; 130. an inflation inlet; 140. a connecting port; 150. a control valve; 160. a safety valve; 170. a pressure regulating valve; 200. a pressure vessel; 300. a protection device; 310. hooping; 320. capping; 330. closing the channel; 340. a pin; 311. a limiting plate; 321. semi-closed type holes; 322. an outer ledge; 323. a baffle plate; 324. and a pressure relief hole.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

Example one

Referring to fig. 1 to 5, a cylinder valve 100 protection device 300, wherein the cylinder valve 100 is disposed outside a pressure vessel 200 and protrudes from the surface of the pressure vessel 200; referring to fig. 4, the cylinder valve 100 includes: a valve body 110 having a three-dimensional shape of or approximately a hexahedron, and operation units and/or interfaces respectively provided on six faces of the valve body 110. Respectively as follows: the gas pressure container comprises a gas outlet 120 used for supplying gas to consumption equipment, a charging port 130 used for charging gas to pressure equipment, a connecting port 140 connected with the pressure container 200, a control valve 150 used for controlling the opening and closing of the gas outlet 120, the charging port 130 and the connecting port 140, a safety valve 160 used for controlling the pressure and/or the temperature in the gas pressure container 200 within a preset range, and an output gas pressure regulating valve 170. In the present embodiment, the pressure vessel 200 is a hydrogen storage vessel, and the hydrogen storage vessel is composed of an inner container made of an aluminum alloy seamless material, an interlayer made of a carbon fiber wound composite material, and a housing made of a stainless steel material. Referring to fig. 1, the protection device 300 includes: a hoop 310 fitted around the cylinder valve 100 and/or the pressure vessel 200, a cap 320 fixedly inserted outside the hoop 310 in a detachable direction, a receiving cavity formed inside the hoop 310 and the cap 320 for receiving the cylinder valve 100, and a closed passage 330 disposed in a circumferential direction of the hoop 310 and the cap 320 for allowing an operation unit of the cylinder valve 100 and/or a pipe connected to the gas outlet 120 of the cylinder valve 100 to pass therethrough. The operation unit of the cylinder valve 100 refers to the control valve 150, the charge port 130, and the like.

Referring to fig. 2 and 3, a plurality of semi-enclosed holes 321 are formed in the cap 320, and the upper surfaces of the semi-enclosed holes 321 are arc-shaped or approximately arc-shaped; a plurality of limiting plates 311 which are exposed out of the upper surface of the hoop 310 and are aligned with the semi-closed holes 321 are arranged on the inner surface of the hoop 310, and the upper surfaces of the limiting plates 311 are also arc-shaped or approximately arc-shaped; when the cap 320 is inserted into the anchor ear 310, the semi-enclosed hole 321 and the limiting plate 311 form a complete enclosed channel 330, the cross-sectional shape of the enclosed channel 330 is approximately circular, and the cross-sectional shape of the enclosed channel is just offset from the circumferential direction of the pipeline connected to the operation unit of the cylinder valve 100 and/or the air outlet 120 of the cylinder valve 100, so that the connection stability between the external valve body 110 and the protection device 300 is ensured, and the protection performance of the protection device 300 is improved.

In a further embodiment, the anchor ear 310 and the cap 320 are connected by a pin 340, and the pin 340 is an expansion screw made of a plastic material. In the installation process, when the expansion screw passes through the installation hole between the hoop 310 and the cap 320, the expansion screw is clamped inside the installation hole to prevent the expansion screw from falling off; in the disassembly process, professional disassembly equipment is required for destructive disassembly. So can guarantee the closure of gas cylinder valve, the gas cylinder valve is avoided the user to dismantle privately, produces the incident.

In a further embodiment, the hoop 310 is made of elastic plastic to form a one-piece non-closed ring structure. Specifically, an axial gap is formed in the circumferential direction of the air cylinder valve, and the gap can be opened directly according to the elasticity of the air cylinder valve, so that the hoop 310 is sleeved outside the air cylinder valve 100.

In a further embodiment, when the fluid stored in the pressure vessel 200 is gas, in order to obtain the pressure relief information of the pressure vessel 200 in time, an outward protruding baffle 323 may be further disposed above the closed hole corresponding to the safety valve 160, and a pressure relief hole 324 is disposed on the baffle 323, on one hand, the functional valve may be further protected, and on the other hand, a relatively closed space may be formed, and a gas concentration detection device is disposed in the relatively closed space, so that the pressure relief condition of the safety valve 160 may be more accurately obtained, and the safety of the pressure vessel 200 may be further determined.

In a further embodiment, safety hazards are created in order to avoid a user from violating the inflation operation of the pressure vessel 200. In this embodiment, an outer brim 322 is further disposed above the closed hole corresponding to the inflation opening 130, so as to close the inflation opening 130 and prevent the user from filling gas. It is guaranteed that the pressure vessel 200 can be inflated only after a professional removes the entire protection device 300.

To facilitate understanding of the technical solution of the cylinder valve 100 protection device 300, the operation principle thereof will be briefly described: referring to fig. 5, the cap 320 and the anchor ear 310 form a receiving cavity, so that the joint of the cylinder valve 100, the pressure vessel 200 and the cylinder valve 100 can be effectively protected, and the joint of the cylinder valve 100, the pressure vessel 200 and the cylinder valve 100 can be prevented from being damaged and leaking when being directly collided; the limiting plate 311 and the semi-closed holes form a plurality of closed channels 330, allowing the operation unit of the cylinder valve 100 and/or a pipeline connected with the gas outlet 120 of the cylinder valve 100 to pass through, and ensuring the gas circuit connection between the pressure container 200 and external consumption equipment.

Example two

Referring to fig. 6, the cylinder valve 100 includes: the valve body 110 is three-dimensionally shaped or approximately hexahedral, wherein the gas outlet is disposed on the top surface of the valve body 110, and it is adapted that, on the basis of the first embodiment, an opening is disposed on the top surface of the protection device 300, that is, an opening is disposed on the top of the cap 320, allowing the operation unit of the cylinder valve 100 and/or the pipeline connected to the gas outlet of the cylinder valve 100 to pass through, and ensuring the gas circuit connection between the pressure container 200 and the external consumer.

It should be noted that the various features described in the foregoing embodiments may be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

Claims

1. The gas cylinder valve protection device is characterized in that the gas cylinder valve is arranged outside a pressure container and protrudes out of the surface of the pressure container; the protection device includes: the hoop is sleeved on the gas cylinder valve and/or the pressure container, the cover cap is fixedly inserted outside the hoop in a detachable direction, the containing cavity is formed inside the hoop and the cover cap and used for containing the gas cylinder valve, and the closed channel is arranged in the circumferential direction of the hoop and the cover cap and allows the gas cylinder valve operation unit and/or a pipeline connected with the gas outlet of the gas cylinder valve to pass through.

2. The cylinder valve protector of claim 1 wherein the anchor ear and the cap are connected by a pin.

3. The cylinder valve protector of claim 2, wherein the pin is an expansion screw made of a plastic material.

4. The cylinder valve protector according to claim 1, wherein a plurality of semi-enclosed holes are provided on the cap, and a plurality of stopper plates are provided on the inner surface of the hoop, the stopper plates being exposed from the upper surface of the hoop and aligned with the semi-enclosed holes;

when the cover cap is inserted into the anchor ear, the semi-closed hole and the limiting plate form a complete closed channel.

5. The cylinder valve protection device according to claim 4, wherein the upper surface of the semi-closed hole is curved or approximately curved, the upper surface of the limiting plate is also curved or approximately curved, and the cross-sectional shape of the closed passage is formed to be approximately circular so as to exactly abut against the circumferential direction of the pipeline connected to the cylinder valve operating unit and/or the gas cylinder valve outlet.

6. The cylinder valve protector as defined in claim 1 wherein said hoop is a one-piece non-closed loop structure made of an elastic material.

7. The cylinder valve protection device according to claim 1, wherein the cylinder valve comprises: the three-dimensional valve body is or is similar to a hexahedron, an air outlet which is respectively arranged on six surfaces of the valve body and used for supplying air to consumption equipment, an inflation inlet used for inflating pressure equipment, a connecting port connected with the pressure container, a control valve used for controlling the air outlet, the inflation inlet and the connecting port to be opened and closed, a safety valve used for controlling the internal pressure and/or temperature of the gas pressure container to be within a preset range, and an output air pressure regulating valve.

8. The cylinder valve protection device according to claim 7, wherein an outward protruding outer brim is provided on the cap at a position corresponding to the inflation port, and the outer brim shields at least a partial region of the inflation port.

9. The cylinder valve protector according to claim 7, wherein an outwardly projecting shutter is provided on the cap at a position corresponding to the safety valve, the shutter completely shielding the safety valve; and at least one pressure relief hole is arranged on the baffle.

10. The cylinder valve protector according to claim 1, wherein the cap is provided at a top surface thereof with an opening forming a closed passage for allowing the cylinder valve operating unit and/or a pipe connected to the gas outlet port of the cylinder valve to pass therethrough.