CN220773747U - Gas alarm detector - Google Patents
Gas alarm detector Download PDFInfo
- Publication number
- CN220773747U CN220773747U CN202420509172.0U CN202420509172U CN220773747U CN 220773747 U CN220773747 U CN 220773747U CN 202420509172 U CN202420509172 U CN 202420509172U CN 220773747 U CN220773747 U CN 220773747U
- Authority
- CN
- China
- Prior art keywords
- gas
- detection
- detection frame
- bottle
- alarm
- 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
- 239000007789 gas Substances 0.000 claims abstract description 147
- 238000001514 detection method Methods 0.000 claims abstract description 130
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000000605 extraction Methods 0.000 claims description 3
- 239000003517 fume Substances 0.000 abstract description 12
- 230000001681 protective effect Effects 0.000 abstract description 6
- 238000009423 ventilation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Abstract
The utility model relates to the technical field of alarm detection, in particular to a gas alarm detection device. A working cavity and a gas storage cavity are arranged in the ventilation cabinet; the detection assembly is arranged in the working cavity and comprises a detection frame, the front surface of the detection frame is rotatably provided with a sealing door, the inside of the detection frame is fixedly provided with a mounting frame, the detected gas alarm is arranged on the mounting frame, the inside of the working cavity is provided with a power socket, and the power socket is positioned in the detection frame; the standard gas bottle and the nitrogen bottle are both arranged in the gas storage cavity; the gas distribution assembly is connected among the standard gas bottle, the nitrogen bottle and the detection frame. The utility model can lead the detection personnel to fully open the protective curtain of the fume chamber for operation, and does not need to lift the standard conveying pipeline for detecting the gas to convey the gas for the alarm when in use, thereby greatly facilitating the development of detection work.
Description
Technical Field
The utility model relates to the technical field of alarm detection, in particular to a gas alarm detection device.
Background
The gas alarm is an alarm for monitoring whether gas leaks or not, and is mainly used for monitoring toxic, harmful or inflammable and explosive gas, and the gas alarm is required to be detected regularly due to the importance of the working property of the gas alarm so as to ensure that the gas alarm can work normally and further ensure the safety.
The conventional detection mode of the gas alarm is to place the gas alarm in an environment containing detected gas to observe whether the readings are the same as the detected gas concentration in the environment and whether the gas alarm can normally alarm, and in order to ensure safety, most of the steps are carried out in a fume hood, so that the detected gas can be timely discharged after leakage, and the personal safety of detection personnel is further ensured.
However, this detection method has certain drawbacks, namely: in the detection process, in order to avoid the detected gas escaping from the fume hood, the protective curtain of the fume hood is generally required to be pulled down, and the protective curtain is at least required to be pulled below the mouth and nose of a detection person and above the discharge port of the standard detection gas, so that the detected gas is prevented from being directly inhaled by the detection person when escaping, and therefore, the detection person is required to introduce the standard detection gas into the detected gas alarm through the protective curtain, which is clearly easy to cause interference to the detection person, so that the detection process is very troublesome, and the conveying pipeline for holding the standard detection gas by hand for a long time is also easy to fatigue, and the operation is inconvenient comprehensively. In addition, since the fume hood is required to simulate a leakage environment, the space in the fume hood is large, and a large amount of the gas to be detected is consumed.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a detection device for a gas alarm, so as to solve the above-mentioned problems in the prior art.
The utility model provides the following technical scheme: a gas alarm detection device comprising:
the inside of the fume hood is provided with a working cavity and a gas storage cavity;
the detection assembly is arranged in the working cavity and comprises a detection frame, the detection frame is fixedly arranged on the inner wall of the working cavity, the front surface of the detection frame is rotatably provided with a sealing door, the inside of the detection frame is fixedly provided with a mounting frame, a detected gas alarm is arranged on the mounting frame, a power socket is arranged in the working cavity and is positioned in the detection frame;
the standard gas bottle and the nitrogen bottle are both arranged in the gas storage cavity;
the gas distribution assembly is connected between the standard gas bottle, the nitrogen bottle and the detection frame, and gas components and flow entering the detection frame are distributed through the gas distribution assembly.
Further, the gas distribution assembly comprises a gas distribution pipe, the gas distribution pipe is a three-way pipe, two ends of the gas distribution pipe are respectively communicated with the standard gas bottle and the nitrogen bottle, and the other end of the gas distribution pipe is communicated with the detection frame.
Furthermore, a control valve is arranged on the pipeline for communicating the standard gas bottle, the nitrogen bottle and the gas distribution pipe, and a flowmeter is arranged on the pipeline for communicating the gas distribution pipe and the detection frame.
Furthermore, the detection frames are a plurality of and are uniformly arranged in the working cavity.
Further, the internally mounted of working chamber has the vacuum pump, the air inlet of vacuum pump is connected with the exhaust tube, and the tip and the detection frame intercommunication that the vacuum pump was kept away from to the exhaust tube.
Further, the exhaust pipe is connected with a plurality of branch pipes, the branch pipes are in one-to-one correspondence with the detection frames, each branch pipe is respectively communicated with each detection frame, and meanwhile, an electric control valve is installed in the middle of each branch pipe.
The utility model has the technical effects and advantages that:
1. in the whole detection process, the detected gas alarm is firstly placed in the detection frame by the detection personnel, then the corresponding valve is opened to convey the standard gas, and the standard gas is conveyed directly by the gas distribution pipe, so that the standard gas for detection is only distributed in the detection frame and the gas distribution pipe, the standard gas for detection cannot exist in the ventilation cabinet, the detection personnel can certainly fully open the protective curtain of the ventilation cabinet to operate, the detection work is greatly facilitated, and the standard gas for detection is conveyed directly by the gas distribution pipe, and the gas conveying pipeline for lifting the standard detection gas is not required to be used for conveying the alarm, so that the detection work of the alarm is further facilitated.
2. In the detection process, the gas alarm is arranged in the sealed detection frame, so that the dissipation of detection gas can be effectively avoided, the consumption of detection gas can be reduced, the detection cost is reduced, the sealed space is easy to quickly reach the corresponding gas concentration, and the detection efficiency can be improved.
Drawings
FIG. 1 is a perspective view of a first view of the present utility model;
FIG. 2 is a schematic view of a second perspective view of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
FIG. 4 is a perspective view of a third perspective view of the present utility model;
fig. 5 is an enlarged schematic view at B in fig. 4.
Wherein: 1. a fume hood; 2. a working chamber; 3. a gas storage chamber; 4. a detection frame; 5. sealing the door; 6. a mounting frame; 7. a power socket; 8. a standard gas bottle; 9. a nitrogen cylinder; 10. an air distribution pipe; 11. a flow meter; 12. a vacuum pump; 13. an exhaust pipe; 14. a branch pipe; 15. an electric control valve; 16. a control valve; 17. a print outlet; 18. displaying the instrument; 19. an embedded computer.
Detailed Description
The embodiments of the present utility model will be described more fully with reference to the accompanying drawings, and the configurations of the structures described in the following embodiments are merely illustrative, and the gas alarm detection device according to the present utility model is not limited to the structures described in the following embodiments, but all other embodiments obtained by a person skilled in the art without any inventive effort are within the scope of the present utility model.
Referring to fig. 1-5, the utility model provides a gas alarm detection device, which comprises a fume hood 1, a detection assembly, a gas distribution assembly, a standard gas bottle 8 and a nitrogen bottle 9, wherein a working cavity 2 and a gas storage cavity 3 are arranged in the fume hood 1; the detection assembly is arranged in the working cavity 2 and comprises a detection frame 4, the detection frame 4 is fixedly arranged on the inner wall of the working cavity 2, a sealing door 5 is rotatably arranged on the front surface of the detection frame 4, a mounting frame 6 is fixedly arranged in the detection frame 4, a detected gas alarm can be arranged on the mounting frame 6, a power socket 7 is arranged in the working cavity 2, and the power socket 7 is positioned in the detection frame 4; the standard gas bottle 8 and the nitrogen bottle 9 are both arranged in the gas storage cavity 3; the gas distribution assembly is connected among the standard gas bottle 8, the nitrogen bottle 9 and the detection frame 4, and the gas components and the flow entering the detection frame 4 are regulated through the gas distribution assembly.
When the gas alarm device is used, firstly, a gas alarm device to be detected is placed on the mounting frame 6 in the detection frame 4 and is communicated with the power socket 7 to enable the gas alarm device to be electrified, then the sealing door 5 can be closed, the sealing door 5 is made of transparent materials, so that reading on the alarm device can be observed, then standard detection gas can enter the detection frame 4 through the gas distribution assembly, the reading on the surface of the gas alarm device can be observed to judge whether the gas alarm device is normal or not, so that detection work is finished, and then when the alarm device needs to be replaced, nitrogen can be blown through the gas distribution assembly to purge the pipeline and the alarm device, and then another alarm device can be replaced to carry out next detection.
The gas distribution assembly comprises a gas distribution pipe 10, the gas distribution pipe 10 is a three-way pipe, two ends of the gas distribution pipe 10 are respectively communicated with a standard gas cylinder 8 and a nitrogen cylinder 9, the other ends of the gas distribution pipe are communicated with a detection frame 4, a control valve 16 is arranged on a pipeline of the standard gas cylinder 8, the nitrogen cylinder 9 and the gas distribution pipe 10, and a flowmeter 11 is arranged on a pipeline of the gas distribution pipe 10 communicated with the detection frame 4.
Therefore, only the control valve 16 corresponding to the standard gas bottle 8 is required to be opened, standard detection gas can enter the detection frame 4 along the gas distribution pipe 10, then the reading of the surface of the gas alarm can be observed to judge whether the gas alarm is normal or not, the detection work is completed, then when the alarm needs to be replaced, the control valve 16 of the standard gas bottle 8 can be closed, the control valve 16 of the nitrogen bottle 9 is opened, the nitrogen is blown to the pipeline and the alarm, and then the other alarm is replaced to carry out the next detection.
The detection frame 4 shares a plurality of, and evenly arranged in the inside of working chamber 2, so, alright detect a plurality of even multiple different alarms simultaneously, the internally mounted of working chamber 2 has vacuum pump 12, the air inlet of vacuum pump 12 is connected with exhaust tube 13, and the tip and the detection frame 4 intercommunication of vacuum pump 12 are kept away from to exhaust tube 13, so, only need open vacuum pump 12, vacuum pump 12 can be through the inside air extraction of exhaust tube 13 with detection frame 4 to ensure the purity of the inside gas of detection frame 4.
The exhaust pipe 13 is connected with a plurality of branch pipes 14, the branch pipes 14 are in one-to-one correspondence with the detection frames 4, each branch pipe 14 is respectively communicated with the corresponding detection frame 4, and meanwhile, the branch pipe 14 is provided with an electric control valve 15, so that vacuumizing operation can be respectively carried out on each detection frame 4.
The side of the fume hood 1 is provided with an embedded computer 19, a printer is arranged in the embedded computer 19, a printing outlet 17 is arranged below the embedded computer 19, and meanwhile, the side of the fume hood 1 is also provided with a display instrument 18, so that the control valve 16 and the electric control valve 15 are communicated with the embedded computer 19 to control, and the automatic operation is facilitated.
Therefore, the complete use flow is that firstly, the gas alarm to be detected is placed on the mounting frame 6 inside the detection frame 4 and is communicated with the power socket 7 to electrify the gas alarm, then the sealing door 5 is closed, the vacuum pump 12 is started, the air inside the detection frame 4 is pumped out by the vacuum pump 12 through the air pumping pipe 13 and the branch pipe 14, at the moment, the corresponding control valve 16 of the standard gas bottle 8 is opened, so that the standard detection gas enters the detection frame 4 along the air distribution pipe 10, then the reading of the surface of the gas alarm can be observed to judge whether the gas alarm is normal or not, the detection work is finished, then when the alarm needs to be replaced, the control valve 16 of the standard gas bottle 8 can be closed, the control valve 16 of the nitrogen bottle 9 can be opened, meanwhile, the vacuum pump 12 is opened to purge the pipeline and the alarm, and then another alarm can be replaced for the next detection.
In summary, in the whole detection process, the detected gas alarm is firstly placed in the detection frame 4, then the corresponding valve is opened to convey the standard gas, and the standard gas is directly conveyed by the gas distribution pipe 10, so that the standard gas for detection is only distributed in the detection frame 4 and the gas distribution pipe 10, the standard gas for detection cannot exist in the ventilation cabinet 1, the detection personnel can certainly fully open the protective curtain of the ventilation cabinet 1 to operate, the detection work is greatly facilitated, and because the standard gas for detection is directly conveyed by the gas distribution pipe 10, a user does not need to lift a conveying pipeline of the standard detection gas to convey the alarm, and the detection work of the alarm is further facilitated.
Meanwhile, in the detection process, the gas alarm is arranged inside the sealed detection frame 4, so that the dissipation of detection gas can be effectively avoided, the consumption of detection gas can be reduced, the detection cost is reduced, and the corresponding gas concentration can be easily and rapidly achieved in the sealed space, so that the detection efficiency can be improved.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. A gas alarm detection device, comprising:
the air conditioner comprises an air cabinet (1), wherein a working cavity (2) and a gas storage cavity (3) are arranged in the air cabinet (1);
the detection assembly is arranged in the working cavity (2), the detection assembly comprises a detection frame (4), the detection frame (4) is fixedly arranged on the inner wall of the working cavity (2), the front surface of the detection frame (4) is rotatably provided with a sealing door (5), the inside of the detection frame (4) is fixedly provided with a mounting frame (6), the detected gas alarm is arranged on the mounting frame (6), the inside of the working cavity (2) is provided with a power socket (7), and the power socket (7) is positioned in the detection frame (4);
the standard gas bottle (8) and the nitrogen bottle (9), wherein the standard gas bottle (8) and the nitrogen bottle (9) are both arranged in the gas storage cavity (3);
the gas distribution assembly is connected between the standard gas bottle (8), the nitrogen bottle (9) and the detection frame (4), and gas components and flow entering the detection frame (4) are distributed through the gas distribution assembly.
2. A gas alarm detection apparatus according to claim 1, wherein: the gas distribution assembly comprises a gas distribution pipe (10), the gas distribution pipe (10) is a three-way pipe, two ends of the gas distribution pipe (10) are respectively communicated with a standard gas bottle (8) and a nitrogen bottle (9), and the other end of the gas distribution pipe is communicated with the detection frame (4).
3. A gas alarm detection apparatus according to claim 2, wherein: the control valve (16) is arranged on a pipeline which is communicated with the standard gas bottle (8), the nitrogen bottle (9) and the gas distribution pipe (10), and the flowmeter (11) is arranged on a pipeline which is communicated with the gas distribution pipe (10) and the detection frame (4).
4. A gas alarm detection apparatus according to claim 1, wherein: the detection frames (4) are uniformly arranged in the working cavity (2) and are a plurality of.
5. A gas alarm detection apparatus according to claim 4, wherein: the vacuum pump (12) is arranged in the working cavity (2), an air inlet of the vacuum pump (12) is connected with an air extraction pipe (13), and the end part, far away from the vacuum pump (12), of the air extraction pipe (13) is communicated with the detection frame (4).
6. A gas alarm detection apparatus according to claim 5, wherein: the exhaust pipe (13) is connected with a plurality of branch pipes (14), the branch pipes (14) are in one-to-one correspondence with the detection frames (4), each branch pipe (14) is respectively communicated with each detection frame (4), and meanwhile, an electric control valve (15) is arranged in the middle of each branch pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420509172.0U CN220773747U (en) | 2024-03-15 | 2024-03-15 | Gas alarm detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420509172.0U CN220773747U (en) | 2024-03-15 | 2024-03-15 | Gas alarm detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220773747U true CN220773747U (en) | 2024-04-12 |
Family
ID=90606101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420509172.0U Active CN220773747U (en) | 2024-03-15 | 2024-03-15 | Gas alarm detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220773747U (en) |
-
2024
- 2024-03-15 CN CN202420509172.0U patent/CN220773747U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204278043U (en) | Aseptic processing isolator | |
| CN220773747U (en) | Gas alarm detector | |
| CN206177653U (en) | Lung formula sample thief | |
| CN217716834U (en) | Fuel cell stack gas tightness detection device and detection system | |
| JP3118923U (en) | Experimental equipment for breeding infected mice | |
| CN213516216U (en) | Fire control respirator valve gas tightness check out test set | |
| CN211627229U (en) | Air respirator middling pressure air duct capability test machine | |
| CN209662482U (en) | A kind of oxygen breathing apparatus detector based on ergonomic | |
| CN208026314U (en) | Detection case is equipped in Portable positive-negative-pressure biological protection | |
| CN112067571A (en) | Gas concentration calibration testing machine | |
| CN108344453B (en) | Portable positive and negative pressure biological protection equipment detection box | |
| CN103411127B (en) | Accident chlorine recovery system | |
| CN218766855U (en) | Gas detection and analysis device | |
| CN207937128U (en) | One kind is novel to suppress leak detector | |
| CN206430772U (en) | A kind of air-supply amount detecting device of power powered air-purifying formula respirator | |
| CN217278263U (en) | Alcohol concentration detector | |
| CN208090318U (en) | A kind of full-automatic special liquid supply cabinet | |
| CN201260920Y (en) | Filter with Geiger tube | |
| CN205809056U (en) | A kind of river safety detection device for environmental conservation | |
| CN217007210U (en) | Flue gas emission on-line monitoring device | |
| CN209417021U (en) | A kind of gas alarm calibrating installation interlocking protective device | |
| CN219978232U (en) | Automatic calibration system for combustible gas | |
| CN216378423U (en) | Hydrogen discharging device of sodium hypochlorite preparation system | |
| CN220982591U (en) | Leak detection device for carrying out seal inspection on conservator by utilizing gas | |
| CN218412467U (en) | Detector for polluted gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |