CN213070088U - Combustible gas leakage alarm device - Google Patents
Combustible gas leakage alarm device Download PDFInfo
- Publication number
- CN213070088U CN213070088U CN202021731014.8U CN202021731014U CN213070088U CN 213070088 U CN213070088 U CN 213070088U CN 202021731014 U CN202021731014 U CN 202021731014U CN 213070088 U CN213070088 U CN 213070088U
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- Prior art keywords
- pressure
- annular
- fixedly connected
- rigid coupling
- combustible gas
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- 239000007789 gas Substances 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000008878 coupling Effects 0.000 claims description 29
- 238000010168 coupling process Methods 0.000 claims description 29
- 238000005859 coupling reaction Methods 0.000 claims description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000009530 blood pressure measurement Methods 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 16
- 239000003345 natural gas Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a combustible gas leakage alarm device, which comprises an installation shell, a one-way pressure valve and a pressure detection component; a one-way pressure valve is arranged in the mounting shell, and a pressure detection assembly is arranged at the rear part of the one-way pressure valve; the one-way pressure valve comprises an annular sealing plate, a sealing conical seat, a sliding rod, a spring sliding seat and a spring; the annular sealing plate is fixedly connected to the top of the inner side of the mounting shell, an annular groove is formed in the mounting shell, a sealing conical seat is slidably mounted in the annular groove, the sealing conical seat is fixedly connected with a plurality of arc-shaped supporting strips, the arc-shaped supporting strips are fixedly connected with an annular supporting plate, the annular supporting plate is fixedly connected with a plurality of sliding rods, the middle parts of the sliding rods are fixedly connected with baffles, the baffles are fixedly connected with a plurality of springs, the other ends of the springs are fixedly connected with the inner wall of a spring sliding seat; the detection of the internal pressure of the natural gas pipeline in the kitchen is realized, so that pipeline leakage is found in time, and an alarm is uploaded and equipment is turned off.
Description
Technical Field
The utility model relates to a combustible gas leaks technical field, especially relates to a combustible gas leaks alarm device.
Background
The combustible gas alarm is also called a gas leakage detection alarm instrument. When combustible gas leaks in industrial environment and daily life environment (such as a kitchen using natural gas), and the combustible gas alarm detects that the concentration of the combustible gas reaches an alarm value set by the alarm, the combustible gas alarm can send out sound and light alarm signals to remind people to evacuate, forcibly exhaust, shut down equipment and other safety measures. And the gas alarm can be linked with related linkage equipment, such as leakage in factory production, storage and transportation, and can drive systems such as air exhaust, power supply cut-off, spraying and the like, so that explosion, fire and poisoning accidents are prevented, and safety production is guaranteed. It is often used in places where flammable gases are used or generated in chemical plants, oil, gas stations, steel plants, etc.
In the resident's kitchen now, more and more residents have installed combustible gas alarm, and this kind of combustible gas alarm only detects indoor combustible gas concentration and just can report an alarm when reaching the alarm value that the alarm set up, but indoor combustible gas concentration has been very high this moment usually, takes place the harm of conflagration very easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem lie in providing a combustible gas leakage alarm device, solved present in the house kitchen combustible gas alarm just can report an emergency when only detecting the indoor combustible gas concentration and reaching the alarm value that the alarm set up, but indoor combustible gas concentration this moment usually has been very high, the technical problem of the harm of very easy emergence conflagration.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a combustible gas leakage alarm device comprises an installation shell, a one-way pressure valve and a pressure detection assembly; a one-way pressure valve is arranged in the mounting shell, and a pressure detection assembly is arranged at the rear part of the one-way pressure valve;
the one-way pressure valve comprises an annular sealing plate, a sealing conical seat, an annular groove, an arc-shaped supporting bar, an annular supporting plate, a sliding rod, a baffle plate, a spring sliding seat and a spring; the utility model discloses a pressure detection device for the internal pressure of a compressor, including installation casing, annular sealing plate rigid coupling, annular groove, sealed awl seat of annular groove slidable mounting, sealed awl seat rigid coupling has a plurality of arc support bars, arc support bar rigid coupling ring support board, a plurality of slide bars of ring support board rigid coupling, slide bar middle part rigid coupling baffle, a plurality of springs of baffle rigid coupling, spring other end rigid coupling spring slide inner wall, spring slide rigid coupling is on installation casing inner wall, the slide bar slides and runs through the spring slide, the pressure detection subassembly is installed to the slide bar bottom.
Preferably, the pressure detection assembly comprises an annular connecting plate, a connecting rod, a sliding chute, a sliding block, a push rod, a pressure groove and a pressure air bag; the annular connecting plate is fixedly connected to the bottom of the sliding rod, the annular connecting plate is fixedly connected with a plurality of connecting rods, the sliding groove is formed in the inner wall of the installation shell, the top end of each connecting rod is fixedly connected with a sliding block, the sliding block is slidably installed inside the sliding groove, the side face of the sliding block is fixedly connected with a push rod, the pressure groove is formed in the inner wall of the installation shell, the pressure air bag is slidably installed inside the pressure groove, and the push rod is fixedly connected with.
Preferably, the outer side of the mounting shell is a regular hexagon, the inner side of the mounting shell is circular, a threaded port is fixedly connected to one side close to the annular sealing plate, and a threaded port is formed in the other side.
Preferably, the chute opening part is fixedly connected with a folding sealing plate, the folding sealing plate is fixedly connected with a connecting rod, and the folding sealing plate is made of a silica gel folding plate.
Preferably, the side wall of the pressure air bag is fixedly connected with a pressure sensing needle, the pressure sensing needle is fixedly connected with a pressure sensor, and the pressure sensor is fixedly connected to the outer wall of the mounting shell.
Preferably, the pressure airbag is a PC folding airbag, and the inside of the pressure airbag is filled with inert gas.
The utility model has the advantages that: the high-pressure gas in the natural gas pipeline extrudes the sealing conical seat to move backwards to drive the arc-shaped supporting bars to move backwards, the sliding rods are driven to slide in the spring sliding seats, the baffle plates are driven to move, the springs are compressed, the sliding rods move to drive the annular connecting plates to move, the sliding blocks are driven to slide in the sliding grooves, the push rods are driven to move, so that the pressure air bags are driven to be unfolded in the pressure grooves, the pressure sensing needles detect normal pressure, the normal pressure is transmitted to the pressure sensors and then to the alarm device, when the pipeline leaks, the pressure in the pipeline is reduced, the sealing conical seat moves forwards, the sliding blocks are driven to move forwards, the pressure in the pressure air bags is increased, the detected pressure is increased, and the detected; the detection of the internal pressure of the natural gas pipeline in the kitchen is realized, so that pipeline leakage is found in time, and an alarm is uploaded and equipment is turned off.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a side sectional view of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.
Illustration of the drawings:
1. installing a shell; 2. a one-way pressure valve; 3. a pressure detection assembly; 201. an annular seal plate; 202. sealing the conical seat; 203. an annular groove; 204. the arc-shaped supporting strips; 205. an annular support plate; 206. a slide bar; 207. a baffle plate; 208. a spring slide; 209. a spring; 301. an annular connecting plate; 302. a connecting rod; 303. a chute; 304. a slider; 305. a push rod; 306. a pressure tank; 307. a pressure bladder; 308. folding the sealing plate; 309. a pressure sensing needle; 310. a pressure sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Specific examples are given below.
Referring to fig. 1 to 3, a combustible gas leakage alarm device includes a mounting housing 1, a one-way pressure valve 2 and a pressure detection assembly 3; a one-way pressure valve 2 is arranged in the mounting shell 1, and a pressure detection assembly 3 is arranged at the rear part of the one-way pressure valve 2;
the one-way pressure valve 2 comprises an annular sealing plate 201, a sealing conical seat 202, an annular groove 203, an arc-shaped supporting bar 204, an annular supporting plate 205, a sliding rod 206, a baffle plate 207, a spring sliding seat 208 and a spring 209; annular seal plate 201 rigid coupling is at the inboard top of installation casing 1, the inside annular groove 203 of having seted up of installation casing 1, annular groove 203 sliding mounting seals awl seat 202, sealed awl seat 202 rigid coupling has a plurality of arc support bars 204, arc support bar 204 rigid coupling annular support plate 205, a plurality of slide bars 206 of annular support plate 205 rigid coupling, slide bar 206 middle part rigid coupling baffle 207, baffle 207 rigid coupling a plurality of springs 209, spring 209 other end rigid coupling spring slide 208 inner wall, spring slide 208 rigid coupling is on the installation casing 1 inner wall, slide bar 206 slides and runs through spring slide 208, pressure measurement subassembly 3 is installed to slide bar 206 bottom.
As an embodiment of the present invention, the pressure detecting assembly 3 includes an annular connecting plate 301, a connecting rod 302, a sliding groove 303, a sliding block 304, a push rod 305, a pressure groove 306 and a pressure air bag 307; the annular connecting plate 301 is fixedly connected to the bottom of the sliding rod 206, the annular connecting plate 301 is fixedly connected with a plurality of connecting rods 302, the sliding groove 303 is formed in the inner wall of the mounting shell 1, the top end of each connecting rod 302 is fixedly connected with the sliding block 304, the sliding block 304 is slidably mounted in the sliding groove 303, the side face of the sliding block 304 is fixedly connected with the push rod 305, the pressure groove 306 is formed in the inner wall of the mounting shell 1, the pressure air bag 307 is slidably mounted in the pressure groove 306, and; when the pipeline leaks, the pressure in the pipeline is reduced, the one-way pressure valve 2 moves, so that the pressure of the pressure detection assembly 3 is driven to change, and the pipeline leakage is accurately and rapidly displayed through pressure change.
As an embodiment of the present invention, the outer side of the mounting housing 1 is regular hexagon, the inner side is circular, and one side near the annular sealing plate 201 is fixedly connected with a screw thread port, and the other side is provided with a screw thread port; facilitating loading of the device into the pipeline.
As an embodiment of the present invention, a folding sealing plate 308 is fixedly connected to the opening of the sliding chute 303, the folding sealing plate 308 is fixedly connected to the connecting rod 302, and the folding sealing plate 308 is made of a silica gel folding plate; the entrance of the imitation combustible gas inside the pressure detection assembly 3 poses a danger.
As an embodiment of the present invention, the sidewall of the pressure bladder 307 is fixedly connected with a pressure sensing needle 309, the pressure sensing needle 309 is fixedly connected with a pressure sensor 310, and the pressure sensor 310 is fixedly connected to the outer wall of the mounting housing 1; the pressure change can be conveniently and accurately detected, and meanwhile, the detection result is transmitted to the alarm to alarm and shut down the equipment.
As an embodiment of the present invention, the pressure bladder 307 is a PC folding bladder, and the inside thereof is filled with inert gas.
The working principle is as follows: firstly, the device is installed at the outlet of a kitchen natural gas pipeline through threads, after natural gas enters the device, high-pressure gas in the natural gas pipeline extrudes the sealing conical seat 202 and moves backwards, the high-pressure gas leaks out of gaps of the annular groove 203, and the natural gas flows through the annular groove 203 and gaps among the arc-shaped support strips 204; the sealing conical seat 202 moves backwards to drive the arc-shaped support bar 204 to move backwards, the slide rod 206 is driven to slide in the spring slide seat 208, the baffle 207 is driven to move, the spring 209 is compressed, the slide rod 206 moves to drive the annular connecting plate 301 to move, the slide block 304 is driven to slide in the slide groove 303, and the push rod 305 is driven to move, so that the pressure air bag 307 is driven to expand in the pressure groove 306, the pressure sensing needle 309 detects normal pressure, the normal pressure is transmitted to the pressure sensor 310, and then the normal pressure is transmitted to the alarm device;
when the pipeline leaks, the pressure in the pipeline is reduced, the sealing conical seat 202 moves forwards under the action of the spring 209 to drive the annular connecting plate 301 to move, so that the sliding block 304 is driven to move, the push rod 305 compresses the pressure air bag 307, the detected pressure is increased, and after a certain value is reached, the pressure is transmitted to the alarm to alarm and shut down the equipment.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The combustible gas leakage alarm device is characterized by comprising an installation shell (1), a one-way pressure valve (2) and a pressure detection assembly (3); a one-way pressure valve (2) is arranged in the mounting shell (1), and a pressure detection assembly (3) is arranged at the rear part of the one-way pressure valve (2);
the one-way pressure valve (2) comprises an annular sealing plate (201), a sealing cone seat (202), an annular groove (203), an arc-shaped supporting bar (204), an annular supporting plate (205), a sliding rod (206), a baffle plate (207), a spring sliding seat (208) and a spring (209); annular seal plate (201) rigid coupling is at the inboard top of installation casing (1), annular groove (203) have been seted up to installation casing (1) inside, annular groove (203) the sealed awl seat of slidable mounting (202), sealed awl seat (202) rigid coupling has a plurality of arc support bar (204), arc support bar (204) rigid coupling ring support board (205), a plurality of slide bars (206) of annular support board (205) rigid coupling, slide bar (206) middle part rigid coupling baffle (207), a plurality of springs (209) of baffle (207) rigid coupling, spring (209) other end rigid coupling spring slide (208) inner wall, spring slide (208) rigid coupling is on installation casing (1) inner wall, slide bar (206) slide and run through spring slide (208), pressure measurement subassembly (3) are installed to slide bar (206) bottom.
2. The combustible gas leakage alarm device according to claim 1, wherein the pressure detection assembly (3) comprises an annular connecting plate (301), a connecting rod (302), a sliding groove (303), a sliding block (304), a push rod (305), a pressure groove (306) and a pressure air bag (307); annular connecting plate (301) rigid coupling is in slide bar (206) bottom, a plurality of connecting rods (302) of annular connecting plate (301) rigid coupling, set up on installation casing (1) inner wall spout (303), connecting rod (302) top rigid coupling slider (304), slider (304) slidable mounting is inside spout (303), slider (304) side rigid coupling push rod (305), set up at installation casing (1) inner wall pressure groove (306), inside slidable mounting pressure gasbag (307) of pressure groove (306), push rod (305) rigid coupling pressure gasbag (307).
3. The combustible gas leakage alarm device according to claim 1, wherein the outer side of the mounting shell (1) is regular hexagon, the inner side is circular, and one side close to the annular sealing plate (201) is fixedly connected with a threaded port, and the other side is provided with a threaded port.
4. The combustible gas leakage alarm device according to claim 2, wherein the opening of the chute (303) is fixedly connected with a folding sealing plate (308), the folding sealing plate (308) is fixedly connected with the connecting rod (302), and the folding sealing plate (308) is made of a silica gel folding plate.
5. The combustible gas leakage alarm device according to claim 2, wherein the pressure air bag (307) is fixedly connected with a pressure sensing needle (309) on the side wall, the pressure sensing needle (309) is fixedly connected with a pressure sensor (310), and the pressure sensor (310) is fixedly connected with the outer wall of the mounting shell (1).
6. A combustible gas leakage alarm device according to claim 2 wherein the pressure bladder (307) is a PC folded bladder and is filled with inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021731014.8U CN213070088U (en) | 2020-08-18 | 2020-08-18 | Combustible gas leakage alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021731014.8U CN213070088U (en) | 2020-08-18 | 2020-08-18 | Combustible gas leakage alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213070088U true CN213070088U (en) | 2021-04-27 |
Family
ID=75552511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021731014.8U Expired - Fee Related CN213070088U (en) | 2020-08-18 | 2020-08-18 | Combustible gas leakage alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213070088U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542988A (en) * | 2022-02-24 | 2022-05-27 | 成都秦川物联网科技股份有限公司 | Natural gas pipe network leakage remote alarm system based on Internet of things |
-
2020
- 2020-08-18 CN CN202021731014.8U patent/CN213070088U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542988A (en) * | 2022-02-24 | 2022-05-27 | 成都秦川物联网科技股份有限公司 | Natural gas pipe network leakage remote alarm system based on Internet of things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Luo Peng Inventor after: Wang Wenxiang Inventor after: Yang Shujie Inventor before: Peng Luo Inventor before: Wang Wenxiang Inventor before: Yang Shujie |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210427 |