Detachable gas safety valve

Abstract

The utility model relates to the technical field of gas valves, and discloses a detachable gas safety valve which comprises a shell, a guide pipe used for connection is detachably installed on the side face of the shell, the other side of the shell is in threaded connection with a rotating rod used for adjustment, a plug used for sealing is detachably installed at one end of the rotating rod, and the other end of the rotating rod is in threaded connection with the guide pipe. A sealing cover is detachably installed on the surface of the shell, and a handle used for holding is fixedly connected to the side face of the sealing cover. According to the detachable gas safety valve, the guide pipe, the rotating rod and the plug are arranged in a matched mode, so that the device is more convenient and practical, the guide pipe can be conveniently taken down from the shell by means of the matched arrangement of the guide pipe and the threaded ring on the guide pipe, and meanwhile the guide pipe can be conveniently taken down from the shell by means of the matched arrangement of the rotating rod and the plug. The rotating rod and the plug can be conveniently taken down from the device, when a certain part is seriously abraded, only the damaged part needs to be replaced, and the whole device does not need to be replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of gas valves, in particular to a detachable gas safety valve. Background Technique

[0002] The gas valve is an important safety device for gas pipelines and related gas facilities, used to cut off and connect the gas in the pipeline. It is the switch for using gas. When it is opened, the gas is supplied; when it is closed, the gas is cut off. Common gas valves mainly include public gas valves, valves before the meter, valves before equipment, pipeline gas self-closing valves, and gas stove valves, etc.

[0003] Chinese Patent Publication No. CN214946632U discloses a gas safety valve with quick disassembly and assembly, including a valve body, a bottom flange and a clamping mechanism. The bottom flange is vertically fixed at the bottom of the valve body. Two clamping mechanisms are respectively installed on the front and back surfaces of the valve body relatively. The clamping mechanism includes a fixing plate, a fixing frame, a movable clamping plate and a driving component. The fixing plate is fixed on the surface of the valve body by screws. The L-shaped fixing frame is fixed on the surface of the fixing plate. The L-shaped movable clamping plate is installed on the fixing frame through the driving component. And the driving component includes a fixed clamping block, a working cylinder, a convex plate and a screw ring. The fixed clamping block is vertically fixed at the end of the fixing frame. By setting the clamping mechanism, the bottom flange can be clamped and limited with the external pipeline flange, so that the two are firmly connected to avoid misalignment, increase the connection convenience between the two, and at the same time reduce the trouble brought by manual support, and indirectly increase the working efficiency of the safety valve.

[0004] However, when this utility model is actually used, the following problems exist:

[0005] 1. The device does not set parts that can quickly open the outer shell of the device. When repairing the internal parts, it may not be possible to quickly expose the internal parts, affecting the efficiency of the staff;

[0006] 2. The device does not set parts that can quickly disassemble each internal part. During actual use, it may not be possible to replace the damaged parts one by one. Content of the Utility Model

[0007] (1) Technical Problems to be Solved

[0008] In order to overcome the above defects of the prior art, the utility model provides a detachable gas safety valve, which solves the problems in the prior art:

[0009] 1. The device does not set parts that can quickly open the outer shell of the device. When repairing the internal parts, it may not be possible to quickly expose the internal parts, affecting the efficiency of the staff;

[0010] 2. The device is not provided with components that can quickly disassemble each internal component. During actual use, it may not be possible to replace the damaged component.

[0011] (II) Technical Solution

[0012] To achieve the above objectives, the present utility model is realized through the following technical solutions: A detachable gas safety valve, including a housing, a conduit for connection is detachably installed on the side of the housing, a rotating rod for adjustment is threadedly connected to the other side of the housing, a plug for sealing is detachably installed at one end of the rotating rod, a sealing cover is detachably installed on the surface of the housing, and a handle for holding is fixedly connected to the side of the sealing cover.

[0013] Preferably, a fixing plate for installation is fixedly connected to the top of the housing, and a wire barrel for installation is fixedly connected to the side of the housing.

[0014] Preferably, a rubber ring for sealing is sleeved on the outer surface of the conduit, and a threaded ring for limiting is threadedly connected to the outer surface of the conduit.

[0015] Preferably, a round wheel for rotation is fixedly connected to one end of the rotating rod, and a screw rod for fixing is threadedly connected to the side of the rotating rod.

[0016] Preferably, a threaded hole for connection is provided on the side of the plug, and a sealing ring is adhered to the side of the plug.

[0017] Preferably, limiting blocks for fixing are fixedly connected to the peripheries of the sealing cover, and the sides of the limiting blocks are detachably installed on the side of the housing.

[0018] Preferably, a connecting plate for fixing is fixedly connected to the side of the handle, and a sponge sleeve for anti-slip is sleeved on the outer surface of the handle.

[0019] Preferably, a through hole for installation is provided on the side of the housing, and a vertical pipe is fixedly connected to the bottom of the housing.

[0020] (III) Beneficial Effects

[0021] The present utility model provides a detachable gas safety valve, which has the following beneficial effects:

[0022] 1. For this detachable gas safety valve, through the cooperation between the housing and the sealing cover, the device can be made more convenient and practical. The housing and the sealing cover are detachably installed through the connecting plate on the sealing plate, enabling the staff to often disassemble the device for maintenance, which can effectively prevent the internal components from being unable to effectively achieve the circulation and restriction of gas due to long working years.

[0023] 2. The detachable gas safety valve can make the device more convenient and practical through the cooperation among the conduit, the rotating rod and the plug. By means of the cooperation between the conduit and the thread ring on the conduit, the conduit can be conveniently removed from the outer shell. At the same time, by means of the cooperation between the rotating rod and the plug, both the rotating rod and the plug can be conveniently removed from the device. When a certain component is severely worn, only the damaged component needs to be replaced instead of the whole device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic structural diagram of the present utility model;

[0025] Figure 2 It is a schematic structural diagram of the outer shell of the present utility model;

[0026] Figure 3 It is a schematic structural diagram of the rotating rod of the present utility model;

[0027] Figure 4 It is a schematic structural diagram of the plug of the present utility model.

[0028] In the figure: 1. Outer shell; 2. Conduit; 3. Rotating rod; 4. Plug; 5. Sealing cover; 6. Handle; 7. Fixed plate; 8. Wire barrel; 9. Rubber ring; 10. Thread ring; 11. Round wheel; 12. Screw; 13. Thread hole; 14. Sealing ring; 15. Limit block; 16. Connecting plate; 17. Sponge sleeve; 18. Through hole; 19. Vertical pipe. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0030] Please refer to Figures 1 to 4 , the present utility model provides a technical solution: a detachable gas safety valve, which is mainly applied to the scenarios of controlling the flow and stop of gas inside a gas pipeline.

[0031] Embodiment 1:

[0032] Please refer to Figures 1 to 4 , in order to make the inside of the device be sealed and opened more conveniently, the outer shell 1 and the sealing cover 5 are provided;

[0033] It includes a housing 1. A sealing cover 5 is detachably mounted on the surface of the housing 1. A fixing plate 7 for installation is fixedly connected to the top of the housing 1. A wire spool 8 for installation is fixedly connected to the side of the housing 1. Through the setting of the fixing plate 7, it can facilitate the staff to install the device. Through the setting of the wire spool 8, a more suitable installation position can be provided for the rotating rod 3. Limiting blocks 15 for fixation are fixedly connected to the periphery of the sealing cover 5. The side surface of the limiting block 15 is detachably mounted on the side surface of the housing 1. Through the setting of the limiting block 15, it can facilitate the installation of the sealing cover 5. A through hole 18 for installation is provided on the side surface of the housing 1. A vertical pipe 19 is fixedly connected to the bottom of the housing 1. Through the setting of the through hole 18, a more suitable installation position can be provided for the conduit 2. Through the setting of the vertical pipe 19, it can facilitate the connection of the device to the gas pipeline.

[0034] Embodiment Two:

[0035] Please refer to Figures 1 to 4 , in order to enable the device to have a better ability to close and seal, the conduit 2, the rotating rod 3 and the plug 4 are provided;

[0036] A conduit 2 for connection is detachably mounted on the side surface of the housing 1. A rotating rod 3 for adjustment is threadedly connected to the other side of the housing 1. A plug 4 for sealing is detachably mounted at one end of the rotating rod 3. A rubber ring 9 for sealing is sleeved on the outer surface of the conduit 2. A threaded ring 10 for limiting is threadedly connected to the outer surface of the conduit 2. Through the setting of the rubber ring 9, the gap between the conduit 2 and the housing 1 can be further sealed, reducing the risk of gas leakage. Through the setting of the threaded ring 10, the conduit 2 can be installed more firmly. A round wheel 11 for rotation is fixedly connected to one end of the rotating rod 3. A screw 12 for fixation is threadedly connected to the side surface of the rotating rod 3. Through the setting of the round wheel 11, it can facilitate the staff to open and close the air valve. Through the setting of the screw 12, the connection between the rotating rod 3 and the plug 4 can be made more firm. A threaded hole 13 for connection is provided on the side surface of the plug 4. A sealing ring 14 is adhered to the side surface of the plug 4. Through the setting of the threaded hole 13, it can facilitate the fixation of the plug 4. Through the setting of the sealing ring 14, the seal between the plug 4 and the housing 1 can be strengthened when the valve is opened, reducing the outflow of gas from the gap between the rotating rod 3 and the housing 1.

[0037] Embodiment Three:

[0038] Please refer to Figures 1 to 4 , in order to enable the staff to have a better force application point to lift the sealing cover 5 when disassembling the housing 1, the handle 6 is provided;

[0039] A handle 6 for gripping is fixedly connected to the side of the sealing cover 5. A connecting plate 16 for fixing is fixedly connected to the side of the handle 6. A sponge sleeve 17 for anti-slip is sleeved on the outer surface of the handle 6. Through the arrangement of the connecting plate 16, the handle 6 can be installed more firmly. Through the arrangement of the sponge sleeve 17, the staff can have a better grip.

[0040] In the present utility model, the working steps of the device are as follows:

[0041] 1. First, pass the conduit 2 through the through-hole 18 on the side of the housing 1. After passing through, firmly fix the conduit 2 through the threaded ring 10.

[0042] 2. Secondly, connect the rotating rod 3 to the housing 1 through the wire reel 8. After the connection is completed, install the plug 4 at one end of the rotating rod 3.

[0043] 3. Then, rotate the rotating rod 3 and observe whether the plug 4 can be normally sealed and opened with the conduit 2.

[0044] 4. Finally, install the sealing cover 5 on the side of the housing 1. After the installation is completed, connect the device to the gas pipeline.

[0045] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A detachable gas safety valve, comprising a housing (1), characterized in that: A conduit (2) for connection is detachably mounted on the side of the housing (1); a rotating rod (3) for adjustment is threadedly connected to the other side of the housing (1); a plug (4) for sealing is detachably mounted on one end of the rotating rod (3); a sealing cover (5) is detachably mounted on the surface of the housing (1); a handle (6) for holding is fixedly connected to the side of the sealing cover (5).

2. A detachable gas safety valve according to claim 1, characterized in that: A fixing plate (7) for installation is fixedly connected to the top of the housing (1), and a wire reel (8) for installation is fixedly connected to the side of the housing (1).

3. A detachable gas safety valve according to claim 1, characterized in that: The outer surface of the conduit (2) is sleeved with a rubber ring (9) for sealing, and the outer surface of the conduit (2) is threadedly connected with a threaded ring (10) for limiting position.

4. A detachable gas safety valve according to claim 1, characterized in that: One end of the rotating rod (3) is fixedly connected to a round wheel (11) for rotation, and the side surface of the rotating rod (3) is threadedly connected to a screw rod (12) for fixing.

5. A detachable gas safety valve according to claim 1, characterized in that: A threaded hole (13) for connection is provided on the side of the plug (4), and a sealing ring (14) is bonded to the side of the plug (4).

6. A detachable gas safety valve according to claim 1, characterized in that: The sealing cover (5) is fixedly connected to a stopper block (15) on all four sides for fixing, and the side surface of the stopper block (15) is detachably mounted on the side surface of the housing (1).

7. A detachable gas safety valve according to claim 1, characterized in that: A connecting plate (16) for fixing is fixedly connected to the side surface of the handle (6), and a sponge cover (17) for preventing slipping is sleeved on the outer surface of the handle (6).

8. A detachable gas safety valve according to claim 1, characterized in that: A through hole (18) for installation is provided on the side of the shell (1), and a vertical pipe (19) is fixedly connected to the bottom of the shell (1).

Images