CN220542156U - Gas meter with gas leakage self-closing function - Google Patents
Gas meter with gas leakage self-closing function Download PDFInfo
- Publication number
- CN220542156U CN220542156U CN202322011059.8U CN202322011059U CN220542156U CN 220542156 U CN220542156 U CN 220542156U CN 202322011059 U CN202322011059 U CN 202322011059U CN 220542156 U CN220542156 U CN 220542156U
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- gas
- gas meter
- protective cover
- leakage
- hole
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- 230000001681 protective effect Effects 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 230000002265 prevention Effects 0.000 abstract description 6
- 230000009977 dual effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Abstract
The utility model discloses a gas meter with a gas leakage self-closing function, which comprises a gas meter body, wherein an air inlet pipe and an air outlet pipe are respectively arranged on the upper surface of the gas meter body, a leakage-proof assembly is arranged on the upper surface of the gas meter body and comprises a protective cover fixedly connected to the top of the gas meter body, a limiting through hole is formed in the front surface of the protective cover, and the back surface and the top of the protective cover are both of an opening structure. According to the utility model, the leakage prevention assembly is arranged at the joint positions of the air inlet pipe and the air outlet pipe of the traditional gas meter, so that the joint position which is easy to leak gas can be subjected to leakage protection by using the protective cover, and meanwhile, when the gas detector in the protective cover detects that the gas leaks, the driving mechanism can be started to drive the handle of the manual switch valve to rotate, so that the air inlet pipe valve of the gas meter is automatically closed, the leakage prevention and self-closing functions are realized, and the dual protection of the gas meter is realized.
Description
Technical Field
The utility model relates to the technical field of gas equipment, in particular to a gas meter with a gas leakage self-closing function.
Background
Most household gas meters begin to use a smart card gas meter at present, and the smart card gas meter is a safety matching device for urban gas pipeline engineering, which is internally provided with a single-chip microprocessor, can automatically collect gas flow data, and has the functions of automatic gas flow metering, display, valve control, prompt alarm and the like.
The utility model document with the patent application number of CN202222948279.9 discloses a gas meter with a gas leakage self-closing function, which comprises an intelligent I C-card gas meter, wherein a sealing tape is wound on an air inlet pipe and an air outlet pipe of the intelligent I C-card gas meter. Above-mentioned scheme, two independent sealed cabin bodies that two cabin monitoring casings, two four rubber seals of group fill up, two screw connection closing cap sealing connection formed are sealed to cup joint in the junction of the intake pipe and outlet duct and the gas pipeline of intelligent I C card gas table respectively through two sealing adhesive tape, and two gas leak monitor are built-in respectively inside two independent sealed cabin bodies, when the gas slightly leaks, and the inside narrow and small space of two independent sealed cabin bodies can prevent the gas of revealing and outwards spread the dilution, has both avoided the gas of revealing to outwards spread the problem that forms the potential safety hazard.
The gas meter that proposes in above-mentioned application file is in the in-service use, owing to set up sealed storehouse in the joint position between gas meter and trachea only to be provided with the ooff valve that can automatic alarm close to the intake pipe position of gas meter, consequently when tracheal joint position takes place the gas leakage, can't in time seal fast air inlet pipe, can't prevent the continuation of gas to leak, causes certain hidden danger. Aiming at the defects of the gas meter, the gas meter with the gas leakage self-closing function is designed.
Disclosure of Invention
The present utility model is directed to a gas meter with a gas leakage self-closing function, which solves the problems set forth in the background art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the gas meter with the gas leakage self-closing function comprises a gas meter body, wherein an air inlet pipe and an air outlet pipe are respectively arranged on the upper surface of the gas meter body, a leakage-proof assembly is arranged on the upper surface of the gas meter body and comprises a protective cover fixedly connected to the top of the gas meter body, a limit through hole is formed in the front surface of the protective cover, the back surface and the top of the protective cover are both of an opening structure, two limit bar blocks corresponding to each other in position are fixedly connected to the back surface of the protective cover, an installation backboard is slidably connected to the surfaces of the two limit bar blocks, and a gas detector and an alarm loudspeaker are respectively and fixedly arranged on the front surface of the installation backboard;
the surface fixed mounting of intake pipe has manual ooff valve, the surface of manual ooff valve is provided with the handle, the left side fixedly connected with drive box of protection casing, drive box's inside is provided with actuating mechanism.
Preferably, the driving mechanism comprises a driving motor arranged on the inner wall of the driving box, a driving gear is fixedly arranged on an output shaft of the driving motor, a mounting hole is formed in the side face of the protective cover, and a linkage rod is rotatably connected to the inner wall of the mounting hole through a bearing.
Preferably, the left end of the linkage rod is fixedly provided with a driven gear, one end of the linkage rod, which is far away from the driven gear, extends to the inside of the protective cover, and the end part of the linkage rod is fixedly connected with the side surface of the handle.
Preferably, the upper surface of protection casing installs the lamina tecti, the bar through-hole has been seted up to the upper surface of lamina tecti, the position of bar through-hole is corresponding with spacing through-hole, and the size of bar through-hole and spacing through-hole all matches with the handle.
Preferably, two guide slots with mutually symmetrical positions are formed in the front face of the mounting backboard, the guide slots are matched with the limiting bar blocks, and four mounting fixing holes are formed in the surface of the mounting backboard.
Preferably, two pipe penetrating holes are formed in the upper surface of the top cover plate, the positions of the two pipe penetrating holes correspond to the air inlet pipe and the air outlet pipe respectively, sealing sleeves are arranged on the inner walls of the pipe penetrating holes, and the two sealing sleeves are matched with the air outlet pipe and the air inlet pipe respectively.
Preferably, the inner wall of the protective cover is fixedly connected with a leakage-proof baffle, and the position of the leakage-proof baffle corresponds to that of the manual switch valve.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the leakage prevention assembly is arranged at the joint positions of the air inlet pipe and the air outlet pipe of the traditional gas meter, so that the joint position which is easy to leak gas can be subjected to leakage protection by using the protective cover, and meanwhile, when the gas detector in the protective cover detects that the gas leaks, the driving mechanism can be started to drive the handle of the manual switch valve to rotate, so that the air inlet pipe valve of the gas meter is automatically closed, the leakage prevention and self-closing functions are realized, and the dual protection of the gas meter is realized.
2. According to the utility model, the mounting backboard convenient to detach is arranged on the back surface of the protective cover, and the mounting backboard is convenient to detach from the back surface of the protective cover by using the cooperation between the guide slot on the surface of the mounting backboard and the limit bar on the back surface of the protective cover, so that the gas detector or the alarm loudspeaker on the surface of the mounting backboard is convenient to repair and replace.
Drawings
FIG. 1 is a schematic diagram of the overall external structure of a gas meter with a gas leakage self-closing function according to the present utility model;
FIG. 2 is a schematic diagram of a perspective top view of a protective cover of a gas meter with a gas leakage self-closing function;
FIG. 3 is a schematic view showing the assembly and disassembly of a leakage prevention assembly of a gas meter with a gas leakage self-closing function;
FIG. 4 is a schematic view of the back view of a protective housing of a gas meter with a gas leakage self-closing function according to the present utility model;
fig. 5 is a schematic diagram of a front sectional structure of a driving case of a gas meter with a gas leakage self-closing function according to the present utility model.
In the figure: 1. a gas meter body; 2. an air inlet pipe; 3. an air outlet pipe; 4. a protective cover; 5. limiting through holes; 6. limiting bar blocks; 7. mounting a backboard; 8. a gas detector; 9. an alarm speaker; 10. a manual switch valve; 11. a handle; 12. a drive box; 13. a driving motor; 14. a drive gear; 15. a linkage rod; 16. a driven gear; 17. a top cover plate; 18. a bar-shaped through hole; 19. a guide slot; 20. penetrating the pipe hole; 21. sealing sleeve; 22. and a leakage-proof baffle.
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.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, 2, 3, 4 and 5, a gas meter with a gas leakage self-closing function comprises a gas meter body 1, wherein an air inlet pipe 2 and an air outlet pipe 3 are respectively arranged on the upper surface of the gas meter body 1, and a leakage prevention assembly is arranged on the upper surface of the gas meter body 1.
The anti-leakage assembly comprises a protective cover 4 fixedly connected to the top of the gas meter body 1, a limiting through hole 5 is formed in the front face of the protective cover 4, the back face and the top of the protective cover 4 are of an opening structure, two limiting bar blocks 6 corresponding to each other in position are fixedly connected to the back face of the protective cover 4, and the surfaces of the two limiting bar blocks 6 are slidably connected with a mounting backboard 7.
Two symmetrical guide slots 19 are formed in the front face of the installation backboard 7, the guide slots 19 are matched with the limiting bar 6, four installation fixing holes are formed in the surface of the installation backboard 7, and the gas detector 8 and the alarm loudspeaker 9 are fixedly installed on the front face of the installation backboard 7 respectively.
It is worth noting that, through being provided with the installation backplate 7 of convenient dismantlement at the back of protection casing 4, when the gas detector 8 or the alarm speaker 9 of leak protection subassembly take place to damage and trouble need inspect and the maintenance, the staff can upwards slide the back of installation backplate 7 follow protection casing 4, and the maintenance personnel of convenience will installing backplate 7 dismantles from the protection casing 4 back to be convenient for maintain and change the inside gas detector 8 or the alarm speaker 9 of protection casing 4.
The surface of the air inlet pipe 2 is fixedly provided with a manual switch valve 10, the surface of the manual switch valve 10 is provided with a handle 11, the left side of the protective cover 4 is fixedly connected with a driving box 12, and a driving mechanism is arranged inside the driving box 12.
The inner wall fixedly connected with leak protection baffle 22 of protection casing 4, the position of leak protection baffle 22 is corresponding with manual ooff valve 10, through setting up leak protection baffle 22, can carry out the gas leak protection in the position of manual ooff valve 10, thereby the position of the spacing through-hole 5 of gas leakage and bar through-hole 18 is leaked to the protection casing 4 outside.
The upper surface of protection casing 4 installs lamina tecti 17, and bar through-hole 18 has been seted up to lamina tecti 17's upper surface, and bar through-hole 18 position corresponds with spacing through-hole 5, and bar through-hole 18 and spacing through-hole 5 size all match with handle 11.
Through setting up bar through-hole 18 and spacing through-hole 5, utilize to make handle 11 pass bar through-hole 18 and spacing through-hole 5 extend to the outside of protection casing 4, make protection casing 4 can not influence handle 11 and rotate, and the manual handle 11 of convenient to use person operates.
Two pipe penetrating holes 20 are formed in the upper surface of the top cover plate 17, the positions of the two pipe penetrating holes 20 correspond to the air inlet pipe 2 and the air outlet pipe 3 respectively, sealing sleeves 21 are arranged on the inner walls of the pipe penetrating holes 20, and the two sealing sleeves 21 are matched with the air outlet pipe 3 and the air inlet pipe 2 respectively.
The driving mechanism comprises a driving motor 13 arranged on the inner wall of the driving box 12, a driving gear 14 is fixedly arranged on an output shaft of the driving motor 13, a mounting hole is formed in the side face of the protective cover 4, and a linkage rod 15 is rotatably connected to the inner wall of the mounting hole through a bearing.
The left end of the linkage rod 15 is fixedly provided with a driven gear 16, one end of the linkage rod 15 away from the driven gear 16 extends to the inside of the protective cover 4, and the end of the linkage rod 15 is fixedly connected with the side face of the handle 11.
The driving box 12 is internally provided with a controller which is respectively and electrically connected with the driving motor 13, the gas detector 8 and the alarm loudspeaker 9, and the controller can be used for receiving gas alarm signals generated by the gas detector 8 so as to quickly start the driving motor 13 and the alarm loudspeaker.
It is worth noting that, through being provided with the subassembly of preventing leaking in intake pipe 2 and outlet duct 3 joint position of traditional gas table, can utilize protection casing 4 to leak the joint position that easily takes place the gas and leak and protect, when gas leakage is detected to the gas detector 8 of protection casing 4 inside simultaneously, can start actuating mechanism and drive the handle 11 rotation of manual ooff valve 10, and then close the intake pipe 2 valve of gas table by oneself to realize preventing leaking and self-closing's function, realize the dual protection to the gas table.
Working principle: when gas leakage occurs at the joint part of the gas inlet pipe 2 or the gas outlet pipe 3 of the gas meter, the gas detector 8 positioned in the protective cover 4 detects the leaked gas, then the driving motor 13 is started through the controller in the driving box 12, the driving motor 13 drives the driving gear 14 to rotate, meanwhile, the driven gear 16 and the linkage rod 15 are driven to rotate, the linkage rod 15 drives the handle 11 to rotate to a preset angle, accordingly, the closing of the manual switch valve 10 is realized, the gas inlet pipe valve 2 of the gas meter is closed rapidly and automatically, the gas leakage is reduced to the greatest extent, and meanwhile, the alarm sound is generated by the alarm loudspeaker 9, so that a user is reminded of equipment inspection and maintenance.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a gas table that possesses gas leakage self-closing function, includes gas table body (1), intake pipe (2) and outlet duct (3) are installed respectively to the upper surface of gas table body (1), its characterized in that: the gas meter comprises a gas meter body (1), and is characterized in that a leakage-proof assembly is arranged on the upper surface of the gas meter body (1), the leakage-proof assembly comprises a protective cover (4) fixedly connected to the top of the gas meter body (1), a limit through hole (5) is formed in the front face of the protective cover (4), the back face and the top of the protective cover (4) are of an opening structure, two limit bars (6) corresponding to each other in position are fixedly connected to the back face of the protective cover (4), the surfaces of the two limit bars (6) are slidably connected with an installation backboard (7), and a gas detector (8) and an alarm loudspeaker (9) are fixedly installed on the front face of the installation backboard (7) respectively;
the novel air inlet pipe is characterized in that a manual switch valve (10) is fixedly arranged on the surface of the air inlet pipe (2), a handle (11) is arranged on the surface of the manual switch valve (10), a driving box (12) is fixedly connected to the left side of the protective cover (4), and a driving mechanism is arranged in the driving box (12).
2. The gas meter with a gas leakage self-closing function according to claim 1, wherein: the driving mechanism comprises a driving motor (13) arranged on the inner wall of the driving box (12), a driving gear (14) is fixedly arranged on an output shaft of the driving motor (13), a mounting hole is formed in the side face of the protective cover (4), and a linkage rod (15) is rotatably connected to the inner wall of the mounting hole through a bearing.
3. The gas meter with a gas leakage self-closing function according to claim 2, wherein: the left end of the linkage rod (15) is fixedly provided with a driven gear (16), one end of the linkage rod (15) away from the driven gear (16) extends to the inside of the protective cover (4), and the end part of the linkage rod (15) is fixedly connected with the side face of the handle (11).
4. The gas meter with a gas leakage self-closing function according to claim 1, wherein: the upper surface mounting of protection casing (4) has lamina tecti (17), bar through-hole (18) have been seted up to the upper surface of lamina tecti (17), the position of bar through-hole (18) is corresponding with spacing through-hole (5), and the size of bar through-hole (18) and spacing through-hole (5) all matches with handle (11).
5. The gas meter with a gas leakage self-closing function according to claim 1, wherein: two guide slots (19) with mutually symmetrical positions are formed in the front face of the mounting backboard (7), the guide slots (19) are matched with the limiting bar (6), and four mounting fixing holes are formed in the surface of the mounting backboard (7).
6. The gas meter with a gas leakage self-closing function according to claim 4, wherein: two pipe penetrating holes (20) are formed in the upper surface of the top cover plate (17), the positions of the two pipe penetrating holes (20) are corresponding to the air inlet pipe (2) and the air outlet pipe (3) respectively, sealing sleeves (21) are arranged on the inner walls of the pipe penetrating holes (20), and the two sealing sleeves (21) are matched with the air outlet pipe (3) and the air inlet pipe (2) respectively.
7. The gas meter with a gas leakage self-closing function according to claim 1, wherein: the inner wall of the protective cover (4) is fixedly connected with a leakage-proof baffle plate (22), and the position of the leakage-proof baffle plate (22) corresponds to that of the manual switch valve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322011059.8U CN220542156U (en) | 2023-07-28 | 2023-07-28 | Gas meter with gas leakage self-closing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322011059.8U CN220542156U (en) | 2023-07-28 | 2023-07-28 | Gas meter with gas leakage self-closing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220542156U true CN220542156U (en) | 2024-02-27 |
Family
ID=89972905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322011059.8U Active CN220542156U (en) | 2023-07-28 | 2023-07-28 | Gas meter with gas leakage self-closing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220542156U (en) |
-
2023
- 2023-07-28 CN CN202322011059.8U patent/CN220542156U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |