CN219202490U - Gas leakage alarm device - Google Patents
Gas leakage alarm device Download PDFInfo
- Publication number
- CN219202490U CN219202490U CN202320514018.8U CN202320514018U CN219202490U CN 219202490 U CN219202490 U CN 219202490U CN 202320514018 U CN202320514018 U CN 202320514018U CN 219202490 U CN219202490 U CN 219202490U
- Authority
- CN
- China
- Prior art keywords
- gas
- plug
- detection
- alarm device
- limiting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model discloses a gas leakage alarm device, which comprises a joint unit and a detection unit, wherein a joint assembly of the joint unit is used for connecting a gas pipeline and gas equipment, when the gas equipment does not work, a communication channel is plugged by a plug, and the communication of the gas pipeline, the communication channel and the gas equipment can be realized by a sliding plug, so that the normal work of the gas equipment is ensured; meanwhile, the detection unit is provided with a detection cavity, and the detection cavity is internally provided with a detection element.
Description
Technical Field
The utility model relates to the technical field of gas detection and peripheral supporting facilities, in particular to a gas leakage alarm device.
Background
The fuel gas is a generic term for gas fuel, which can burn and give off heat for residents and industrial enterprises. The gas is of various kinds, mainly natural gas, artificial gas, liquefied petroleum gas, biogas and coal gas.
In the prior art, most of kitchen gas stoves and water heaters used in families work in a gas heating mode. However, the use of the fuel gas also has certain potential safety hazard, the fuel gas leakage, the ignition and the explosion occur at some time, and the life of people is caused to have great economic loss, even the life safety is directly endangered.
The gas leakage is caused by more reasons, and the gas leakage can be caused by possible faults of the gas stove and the gas water heater or by the reason of loose sealing with the joint of the gas pipeline. When the joint of the using equipment and the gas pipeline is not tightly sealed, the gas leakage is caused, and is generally difficult to be perceived by a user; when the user detects that the concentration of the gas leakage is high, a great potential safety hazard exists. The gas leakage detection device in the prior art is installed at the household part of the gas pipeline, can not detect whether leakage exists at the joint of the gas pipeline and equipment, and reduces the safety factor of gas use.
Therefore, how to change the current situation that the gas leakage detection device cannot detect whether leakage exists at the joint of the gas pipeline and the equipment in the prior art is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The utility model aims to provide a gas leakage alarm device, which solves the problems in the prior art, detects whether leakage exists at the joint of a gas pipeline and equipment, and further improves the safety factor of gas use.
In order to achieve the above object, the present utility model provides the following solutions: the utility model provides a gas leakage alarm device, comprising:
the connector unit comprises a connector assembly and a plug, the gas pipeline and the gas equipment are respectively and hermetically connected with the connector assembly, the connector assembly is provided with a communication channel, the gas pipeline is communicated with the gas equipment by utilizing the communication channel, the plug is slidably connected with the connector assembly, and the plug can plug the communication channel;
the detection unit comprises a detection cavity and a detection element, wherein detection ports are formed in the joint of the gas pipeline and the joint assembly and the joint of the gas equipment and the joint assembly, and the detection ports are communicated with the detection cavity; the detection element is arranged in the detection cavity, and can detect the gas concentration in the detection cavity and send out an alarm when the gas concentration exceeds a preset value.
Preferably, the connector assembly comprises a connector body and a limiting cover, the gas pipeline and the gas equipment are in threaded connection with the connector body, the communication channel is arranged in the connector body, the limiting cover is connected with the connector body, and the plug is slidably arranged in the space surrounded by the limiting cover and the connector body.
Preferably, the plug is connected with a driving rod, one end of the driving rod slidably stretches into the joint assembly and is connected with the plug, the reciprocating sliding direction of the driving rod is parallel to the connecting line direction of the gas pipeline and the gas equipment, and one end of the driving rod stretching out of the joint assembly is connected with a driver.
Preferably, an elastic piece is arranged between the plug and the joint assembly, the elastic piece is a spring, and the elastic piece is sleeved outside the driving rod.
Preferably, the driver is drivingly connected to the drive rod by a ball screw mechanism.
Preferably, the plug is further connected with a limiting rod, the limiting rod and the driving rod are respectively located at two sides of the plug, the detection cavity is provided with a limiting hole, the limiting rod slidably penetrates through the limiting hole and then stretches into the detection cavity, and when the communication channel, the gas pipeline and the gas equipment are communicated, the limiting rod seals the limiting hole.
Preferably, one end of the limiting rod, which is far away from the plug, is connected with a limiting end cover, and a sealing element is arranged between the limiting rod and the limiting hole.
Preferably, the sealing element is fixed in the limiting hole, and the sealing element is a lip-shaped sealing ring.
Preferably, a detection hole is formed in the side wall of the detection cavity, and the detection hole is communicated with the external environment.
Preferably, the detection unit further comprises an air pump, and the air pump is communicated with the external environment.
Compared with the prior art, the utility model has the following technical effects: the utility model relates to a gas leakage alarm device, which comprises a joint unit and a detection unit, wherein the joint unit comprises a joint assembly and a plug, a gas pipeline and gas equipment are respectively and hermetically connected with the joint assembly, the joint assembly is provided with a communication channel, the gas pipeline is communicated with the gas equipment by utilizing the communication channel, the plug is slidably connected with the joint assembly, and the plug can plug the communication channel; the detection unit comprises a detection cavity and a detection element, wherein detection ports are formed in the joint of the gas pipeline and the joint assembly and the joint of the gas equipment and the joint assembly, and the detection ports are communicated with the detection cavity; the detecting element is arranged in the detecting cavity, and can detect the gas concentration in the detecting cavity and send out an alarm when the gas concentration exceeds a preset value.
According to the gas leakage alarm device, the joint component of the joint unit is used for connecting the gas pipeline and the gas equipment, when the gas equipment does not work, the communication channel is plugged by the plug, and the communication of the gas pipeline, the communication channel and the gas equipment can be realized by the sliding plug, so that the normal work of the gas equipment is ensured; meanwhile, the detection unit is provided with a detection cavity, and the detection cavity is internally provided with a detection element. The gas leakage alarm device can detect whether leakage exists at the joint of the gas pipeline and the joint assembly and at the joint of the gas equipment and the joint assembly, and is beneficial to further improving the gas use safety coefficient.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a gas leakage alarm device according to the present utility model;
FIG. 2 is a schematic diagram of the gas leakage alarm device of the present utility model when the gas is in use;
fig. 3 is a schematic view of a part of the structure of the gas leakage alarm device of the present utility model.
Wherein 100 is a gas leakage alarm device, 200 is a joint unit, and 300 is a detection unit;
1 is a joint component, 101 is a joint body, 102 is a limit cover, 2 is a plug, 3 is a gas pipeline, 4 is a gas device, 5 is a communication channel, 6 is a detection cavity, 7 is a detection element, 8 is a detection port, 9 is a driving rod, 10 is a driver, 11 is an elastic piece, 12 is a ball screw mechanism, 13 is a limit rod, 14 is a limit end cover, 15 is a limit hole, 16 is a detection hole, 17 is an air pump, 18 is a partition plate, and 19 is a split cavity.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide a gas leakage alarm device, which solves the problems in the prior art, detects whether leakage exists at the joint of a gas pipeline and equipment, and further improves the safety factor of gas use.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a fuel gas leakage alarm device according to the present utility model; FIG. 2 is a schematic diagram of the gas leakage alarm device of the present utility model when the gas is in use; fig. 3 is a schematic view of a part of the structure of the gas leakage alarm device of the present utility model.
The utility model provides a gas leakage alarm device 100, which comprises a joint unit 200 and a detection unit 300, wherein the joint unit 200 comprises a joint assembly 1 and a plug 2, a gas pipeline 3 and a gas device 4 are respectively and hermetically connected with the joint assembly 1, the joint assembly 1 is provided with a communication channel 5, the gas pipeline 3 is communicated with the gas device 4 by utilizing the communication channel 5, the plug 2 is slidably connected with the joint assembly 1, and the plug 2 can plug the communication channel 5; the detection unit 300 comprises a detection cavity 6 and a detection element 7, wherein detection ports 8 are formed at the joint of the gas pipeline 3 and the joint assembly 1 and the joint of the gas equipment 4 and the joint assembly 1, and the detection ports 8 are communicated with the detection cavity 6; the detecting element 7 is disposed in the detecting cavity 6, and the detecting element 7 can detect the gas concentration in the detecting cavity 6 and send out an alarm when the gas concentration exceeds a preset value.
According to the gas leakage alarm device 100, the joint assembly 1 of the joint unit 200 is used for connecting the gas pipeline 3 and the gas equipment 4, when the gas equipment 4 does not work, the communication channel 5 is blocked by the plug 2, and the communication of the gas pipeline 3, the communication channel 5 and the gas equipment 4 can be realized by sliding the plug 2, so that the normal work of the gas equipment 4 is ensured; meanwhile, the detection unit 300 is provided with a detection cavity 6, a detection element 7 is arranged in the detection cavity 6, and detection ports 8 are formed in the joint of the gas pipeline 3 and the joint assembly 1 and the joint of the gas equipment 4 and the joint assembly 1, the detection ports 8 are communicated with the detection cavity 6, when leakage phenomena exist in the joint of the gas pipeline 3 and the joint assembly 1 and the joint of the gas equipment 4 and the joint assembly 1, leaked gas enters the detection cavity 6 through the detection ports 8, and when the detection element 7 detects that the concentration of the gas reaches a certain concentration, an audible and visual alarm is sent out to prompt a user. The gas leakage alarm device 100 can detect whether leakage exists at the joint of the gas pipeline 3 and the joint assembly 1 and at the joint of the gas equipment 4 and the joint assembly 1 while connecting the gas pipeline 3 and the gas equipment 4, and is beneficial to further improving the gas use safety coefficient. It should be explained here that the detecting element 7 can detect the gas concentration and send out an alarm, the detecting element 7 is a common means for those skilled in the art, and the specific structure of the detecting element 7 is not a new improvement of the present utility model compared with the prior art, and will not be described here. In addition, in practical applications, the gas pipe 3 and the gas apparatus 4 are generally connected by a connection pipe, so in the drawings of the present utility model, the connection pipe is used to replace the gas pipe 3 and the gas apparatus 4, and the main structures of the gas pipe 3 and the gas apparatus 4 are not shown.
The connector assembly 1 comprises a connector body 101 and a limiting cover 102, the gas pipeline 3 and the gas equipment 4 are in threaded connection with the connector body 101, sealing pipe threads are adopted, connection, fastening and disassembly are convenient and rapid, the communication channel 5 is arranged in the connector body 101, the limiting cover 102 is connected with the connector body 101, the plug 2 is slidably arranged in a space surrounded by the limiting cover 102 and the connector body 101, and the connector assembly 1 is of a split structure and convenient to install and position the plug 2. In addition, in practical application, utilize joint assembly 1 to connect gas pipeline 3 and gas equipment 4, made things convenient for the connection of gas pipeline 3 and gas equipment 4 of various models, in practical application, can set up the joint assembly 1 of multiple specification according to the kind of gas pipeline 3 and gas equipment 4, improve the nimble adaptability of device.
In order to realize the reciprocating motion of the plug 2, the plug 2 is connected with a driving rod 9, one end of the driving rod 9 slidably stretches into the joint assembly 1 and is connected with the plug 2, the reciprocating sliding direction of the driving rod 9 is parallel to the connecting line direction of the gas pipeline 3 and the gas equipment 4, and one end of the driving rod 9 stretching out of the joint assembly 1 is connected with a driver 10. The driver 10 drives the plug 2 to reciprocate by using the driving rod 9, when the plug 2 plugs the communication channel 5, the gas pipeline 3 is not communicated with the gas equipment 4, and when the plug 2 is separated from the communication channel 5, the gas pipeline 3 is communicated with the gas equipment 4 by using the communication channel 5, so that smooth conveying of gas is realized.
In addition, in order to improve the reliability of the plug 2 for blocking the communication channel 5, an elastic piece 11 is arranged between the plug 2 and the joint assembly 1, the elastic piece 11 is a spring, the elastic piece 11 is sleeved outside the driving rod 9, and the plug 2 blocks the communication channel 5 under the acting force of the elastic piece 11, so that the influence of dislocation of the plug 2 on the blocking tightness is avoided; when the gas pipeline 3 needs to be opened, the driving rod 9 is utilized to drive the plug 2 to move, and the elastic piece 11 is compressed, so that the gas pipeline 3 is communicated with the gas equipment 4.
In the present embodiment, the driver 10 is in transmission connection with the driving rod 9 by using the ball screw mechanism 12, so as to improve transmission stability, and further ensure the motion reliability of the driving rod 9 and the plug 2. In other embodiments of the present utility model, other transmission configurations may be selected to accommodate different operating conditions.
Specifically, in order to ensure that the plug 2 can block the communication channel 5, the plug 2 is further connected with a limiting rod 13, the limiting rod 13 and the driving rod 9 are respectively located at two sides of the plug 2, the detection cavity 6 is provided with a limiting hole 15, the limiting rod 13 slidably penetrates through the limiting hole 15 and then stretches into the detection cavity 6, and when the communication channel 5, the gas pipeline 3 and the gas equipment 4 are communicated, the limiting rod 13 blocks the limiting hole 15. The limiting rod 13 can provide limiting effect for the limit movement position of the plug 2, ensures that the communication channel 5 can be completely blocked after the plug 2 moves in place, further improves the working reliability of the plug 2, and in addition, when fuel gas leaks from the communication channel 5 to the detection cavity 6 through the limiting hole 15, the detection element 7 detects the concentration of the fuel gas, thereby realizing detection on whether leakage exists at the plug 2.
Correspondingly, in order to avoid the dislocation of the limiting rod 13 and the detection cavity 6, one end of the limiting rod 13 far away from the plug 2 is connected with a limiting end cover 14, the reciprocating motion reliability of the plug 2 is improved, a sealing element is arranged between the limiting rod 13 and the limiting hole 15, and the gas is prevented from flowing out from a gap between the limiting rod 13 and the limiting hole 15.
In actual operation, the sealing element can be fixed in the limiting hole 15, and the sealing element is a lip-shaped sealing ring, so that the sealing reliability is further improved.
More specifically, the side wall of the detection cavity 6 is provided with a detection hole 16, the detection hole 16 is communicated with the external environment, the detection hole 16 can be arranged on the side wall of the detection cavity 6 close to one side of the gas equipment 4, when the gas equipment 4 leaks, after the leaked gas enters the detection cavity 6 through the detection hole 16, an alarm can be generated when the detection element 7 detects that the concentration of the gas exceeds the standard, and the gas use safety is further improved.
In other embodiments of the present utility model, the detecting unit 300 further includes a pump 17, where the pump 17 is in communication with the external environment, and the pump 17 is capable of sucking air in the environment near the external gas device 4 into the detecting cavity 6, and the detecting element 7 generates an alarm when detecting that the gas in the external environment exceeds the standard. It should be emphasized here that, when the detection cavity 6 is provided with the detection hole 16, when there is leakage at the connection position of the gas pipeline 3 and the joint assembly 1 and at the connection position of the gas equipment 4 and the joint assembly 1, in order to avoid that leaked gas directly escapes from the detection hole 16 and influences the detection precision of the detection element 7, in practical application, a partition 18 is provided in the detection cavity 6, a separate cavity 19 where the air pump 17 and the detection hole 16 are separately separated, and a separate detection element 7 is separately provided in the separate cavity 19, so as to meet the detection requirement of the device.
According to the gas leakage alarm device 100, the joint assembly 1 of the joint unit 200 is used for connecting the gas pipeline 3 and the gas equipment 4, the joint of the gas pipeline 3 and the joint assembly 1 and the joint of the gas equipment 4 and the joint assembly 1 are provided with the detection ports 8, the detection ports 8 are communicated with the detection cavity 6, when leakage phenomena exist at the joint of the gas pipeline 3 and the joint assembly 1 and the joint of the gas equipment 4 and the joint assembly 1, leaked gas enters the detection cavity 6 through the detection ports 8, and when the detection element 7 detects that the concentration of the gas reaches a certain concentration, an audible and visual alarm is sent out to prompt a user.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (10)
1. A gas leakage alarm device, comprising:
the connector unit comprises a connector assembly and a plug, the gas pipeline and the gas equipment are respectively and hermetically connected with the connector assembly, the connector assembly is provided with a communication channel, the gas pipeline is communicated with the gas equipment by utilizing the communication channel, the plug is slidably connected with the connector assembly, and the plug can plug the communication channel;
the detection unit comprises a detection cavity and a detection element, wherein detection ports are formed in the joint of the gas pipeline and the joint assembly and the joint of the gas equipment and the joint assembly, and the detection ports are communicated with the detection cavity; the detection element is arranged in the detection cavity, and can detect the gas concentration in the detection cavity and send out an alarm when the gas concentration exceeds a preset value.
2. The gas leakage alarm device according to claim 1, wherein: the connector assembly comprises a connector body and a limiting cover, the gas pipeline and the gas equipment are in threaded connection with the connector body, the communication channel is arranged in the connector body, the limiting cover is connected with the connector body, and the plug is slidably arranged in the space defined by the limiting cover and the connector body.
3. The gas leakage alarm device according to claim 1, wherein: the plug is connected with a driving rod, one end of the driving rod slidably stretches into the joint assembly and is connected with the plug, the reciprocating sliding direction of the driving rod is parallel to the connecting line direction of the gas pipeline and the gas equipment, and one end of the driving rod stretching out of the joint assembly is connected with a driver.
4. A gas leakage alarm device according to claim 3, wherein: an elastic piece is arranged between the plug and the joint assembly, the elastic piece is a spring, and the elastic piece is sleeved outside the driving rod.
5. A gas leakage alarm device according to claim 3, wherein: the driver is in transmission connection with the driving rod by using a ball screw mechanism.
6. A gas leakage alarm device according to claim 3, wherein: the plug is further connected with a limiting rod, the limiting rod and the driving rod are respectively located at two sides of the plug, the detection cavity is provided with a limiting hole, the limiting rod slidably penetrates through the limiting hole and then stretches into the detection cavity, and when the communication channel, the gas pipeline and the gas equipment are communicated, the limiting rod seals the limiting hole.
7. The gas leakage alarm device according to claim 6, wherein: one end of the limiting rod, which is far away from the plug, is connected with a limiting end cover, and a sealing element is arranged between the limiting rod and the limiting hole.
8. The gas leakage alarm device according to claim 7, wherein: the sealing element is fixed in the limiting hole and is a lip-shaped sealing ring.
9. The gas leakage alarm device according to claim 1, wherein: the side wall of the detection cavity is provided with a detection hole, and the detection hole is communicated with the external environment.
10. The gas leakage alarm device according to claim 9, wherein: the detection unit further comprises an air pump, and the air pump is communicated with the external environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320514018.8U CN219202490U (en) | 2023-03-16 | 2023-03-16 | Gas leakage alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320514018.8U CN219202490U (en) | 2023-03-16 | 2023-03-16 | Gas leakage alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219202490U true CN219202490U (en) | 2023-06-16 |
Family
ID=86706756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320514018.8U Active CN219202490U (en) | 2023-03-16 | 2023-03-16 | Gas leakage alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219202490U (en) |
-
2023
- 2023-03-16 CN CN202320514018.8U patent/CN219202490U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109764020A (en) | A kind of servo-hydraulic valve positioner | |
| CN219202490U (en) | Gas leakage alarm device | |
| CN100507331C (en) | Differential pressure self-closing valve | |
| CN206017967U (en) | A kind of oil field pipe leakage automates the defeated device that breaks | |
| CN215217954U (en) | Detection apparatus for pipeline under pressure | |
| CN2472218Y (en) | Automatic plastic pipe pressure long resistance testing table | |
| CN208753629U (en) | A kind of quick coupling device facilitating connection by Elastic buckle | |
| CN219673408U (en) | Self-closing valve for gas leakage detection | |
| CN211289582U (en) | Gas leakage collecting and automatic closing device | |
| CN203809823U (en) | Electromagnetic quick disconnection valve assembly | |
| CN202350323U (en) | Device for automatically detecting pressure of inner container of electric storage water heater | |
| CN216669152U (en) | Gas butt joint hose structure convenient to installation | |
| CN112178228A (en) | Household natural gas intelligent home-entry main valve and related components thereof | |
| CN202204011U (en) | Intelligent gas controlling valve | |
| CN208058017U (en) | A kind of gas control threeway angle valve | |
| CN204852544U (en) | Gas stop valve | |
| CN204358149U (en) | A kind of embedded blowout protection valve | |
| CN217634169U (en) | Gas flame-out protection device for cooking | |
| CN219264364U (en) | Safe kitchen electricity regulation and control system | |
| CN201081278Y (en) | Electronic gas safety tester | |
| CN219453050U (en) | Leakage-proof explosion-proof intelligent micro-electric valve for gas bottle | |
| CN219975436U (en) | Gas ball valve | |
| CN220891091U (en) | Angle type self-closing valve | |
| CN219432586U (en) | Gas emergency cut-off valve with good sealing effect | |
| CN215111304U (en) | Plugging device of gas pipeline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |