CN212410558U - Toxic gas detects uses measuring instrument - Google Patents
Toxic gas detects uses measuring instrument Download PDFInfo
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- CN212410558U CN212410558U CN202021048551.2U CN202021048551U CN212410558U CN 212410558 U CN212410558 U CN 212410558U CN 202021048551 U CN202021048551 U CN 202021048551U CN 212410558 U CN212410558 U CN 212410558U
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- gas
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- detector body
- elastic
- snap ring
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Abstract
The utility model belongs to the technical field of gas detection, and particularly discloses a metering instrument for detecting toxic gas, which comprises a head-wearing snap ring, a detector body and a harmful gas detection cavity; the head-wearing type snap ring is sleeved on the outer side of the protective helmet of a fireman, the two elastic connecting pull ropes are pulled to the chin along the ear sides and are fixed through the buckle, and the head-wearing type snap ring and the detector body are fixed on the protective helmet of the fireman, so that the head-wearing type snap ring is convenient to carry and move; adjust telescopic tube with the hand, stretch out telescopic tube end to suitable position, telescopic tube length can adjust according to the scene of a fire environment, then through miniature aspiration pump extraction gas, input harmful gas through elastic gas input pipeline and detect the chamber, detect the back through gaseous detection sensor, send the result to the controller, accessible audible alarm behind the department of detection harmful gas and warning light remind the fire fighter the place ahead region in have harmful gas.
Description
Technical Field
The utility model relates to a gaseous detection technology field specifically is a toxic gas detects uses metering device.
Background
With the continuous development of science and technology in recent years, combustible gases such as natural gas, coal gas and the like enter our lives and productions, bring convenience and bring much harm. Combustible gases can be combusted on the one hand, and on the other hand, some gases are also toxic, such as carbon monoxide and the like; the leakage of toxic gases can create serious safety hazards, which can not only cause poisoning of the human body, but also cause air pollution. For example, in the case of natural gas leakage, when the concentration in the air reaches 25%, the human body can be anoxic to cause damage to the nervous system, and in severe cases, respiratory paralysis, coma and even death can be caused. Most toxic gases leak and burn, causing serious consequences. After a fire occurs, a fireman can burst life danger to fight the fire in full strength, and also needs to burst big fire to fight people. Many of the existing toxic gas alarm devices are inconvenient to carry and are not beneficial to operation in fire sites.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a toxic gas detects uses measuring instrument to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a metering instrument for detecting toxic gas comprises a head-wearing clamping ring, a detector body and a harmful gas detection cavity; the head-wearing clamp ring is made of elastic nylon cloth materials, a fixed mounting patch is arranged on the outer side face of the head-wearing clamp ring, and a detector body is arranged on the fixed mounting patch; a harmful gas detection cavity is arranged in the detector body, and a gas detection sensor is arranged in the harmful gas detection cavity; the harmful gas detection cavity is connected with an elastic gas input pipeline, the outer side surface of the detector body is provided with a connecting opening, and the tail end of the elastic gas input pipeline penetrates out of the connecting opening; a telescopic sleeve is arranged outside the connecting opening, and the tail end of the elastic gas input pipeline is connected with a miniature suction pump; the side edge of the miniature air pump is fixed at the tail end of the telescopic sleeve, and the air inlet of the miniature air pump is positioned on the outer side of the telescopic sleeve.
Preferably, the two sides of the head-mounted snap ring are provided with elastic connection pull ropes, and the bottoms of the two elastic connection pull ropes are respectively provided with a corresponding buckle and a corresponding buckle seat.
Preferably, the gas detection sensor is electrically connected to the controller, and the controller is arranged on the side edge of the detector body; controller electric connection to audio alert ware and warning light, audio alert ware and warning light set up in detector body top.
Preferably, the gas detection sensor includes a CO gas sensor, an NH3 gas sensor, an NO2 gas sensor, and an SO2 gas sensor.
Preferably, the connecting end of the fixed mounting patch and the head-mounted snap ring is an arc-shaped end surface and corresponds to the radian of the outer side edge of the protective helmet of a fireman.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure, strong practicability and high flexibility; the head-wearing type snap ring is sleeved on the outer side of the protective helmet of a fireman, the two elastic connecting pull ropes are pulled to the chin along the ear sides and are fixed through the buckle, and the head-wearing type snap ring and the detector body are fixed on the protective helmet of the fireman, so that the head-wearing type snap ring is convenient to carry and move; adjust telescopic tube with the hand, stretch out telescopic tube end to suitable position, telescopic tube length can adjust according to the scene of a fire environment, then through miniature aspiration pump extraction gas, input harmful gas through elastic gas input pipeline and detect the chamber, detect the back through gaseous detection sensor, send the result to the controller, accessible audible alarm behind the department of detection harmful gas and warning light remind the fire fighter the place ahead region in have harmful gas.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the internal structure of the present invention.
In the figure: 1. a head-mounted clasp; 2. fixedly mounting a sticking block; 3. a detector body; 4. a harmful gas detection chamber; 5. a gas detection sensor; 6. an elastic gas input conduit; 7. a connection opening; 8. a retractable sleeve; 9. a micro air pump; 10. an air inlet of a micro air pump.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: a toxic gas detection measuring instrument comprises a head-wearing clamping ring 1, a detector body 3 and a harmful gas detection cavity 4; the head-wearing clamping ring 1 is made of elastic nylon cloth materials, a fixed mounting patch 2 is arranged on the outer side face of the head-wearing clamping ring 1, and a detector body 3 is arranged on the fixed mounting patch 2; a harmful gas detection cavity 4 is formed in the detector body 3, and a gas detection sensor 5 is arranged in the harmful gas detection cavity 4; the harmful gas detection cavity 4 is connected with an elastic gas input pipeline 6, the outer side surface of the detector body 3 is provided with a connecting opening 7, and the tail end of the elastic gas input pipeline 6 penetrates out of the connecting opening 7; a telescopic sleeve 8 is arranged outside the connecting opening 7, and the tail end of the elastic gas input pipeline 6 is connected with a miniature air pump 9; the side edge of the micro air pump 9 is fixed at the tail end of the telescopic sleeve 8, and the air inlet 10 of the micro air pump is positioned on the outer side of the telescopic sleeve 8.
Furthermore, elastic connection pull ropes are arranged on two sides of the head-mounted snap ring 1, and corresponding buckles and buckle seats are arranged at the bottoms of the two elastic connection pull ropes respectively.
Further, the gas detection sensor 5 is electrically connected to a controller, and the controller is arranged on the side of the detector body 3; controller electric connection to audio alert ware and warning light, audio alert ware and warning light set up in detector body 3 top.
Further, the gas detection sensor 5 includes a C0 gas sensor, an NH3 gas sensor, an NO2 gas sensor, and an SO2 gas sensor.
Furthermore, the connecting end of the fixed mounting patch 2 and the head-wearing type snap ring 1 is an arc-shaped end surface and corresponds to the radian of the outer side edge of the protective helmet of a fireman.
The working principle is as follows: the head-wearing clamping ring 1 is made of elastic nylon cloth materials, a fixed mounting patch 2 is arranged on the outer side face of the head-wearing clamping ring 1, and a detector body 3 is arranged on the fixed mounting patch 2; elastic connection pull ropes are arranged on two sides of the head-wearing snap ring 1, the bottoms of the two elastic connection pull ropes are respectively provided with a corresponding buckle and a corresponding buckle seat, the head-wearing snap ring 1 is sleeved outside the protective helmet of a fireman, the two elastic connection pull ropes are pulled to the chin along the ear sides and are fixed through the buckles, and the head-wearing snap ring 1 and the detector body 3 are fixed on the protective helmet of the fireman, so that the portable detector is convenient to carry and move;
a harmful gas detection cavity 4 is formed in the detector body 3, and a gas detection sensor 5 is arranged in the harmful gas detection cavity 4; the harmful gas detection cavity 4 is connected with an elastic gas input pipeline 6, the outer side surface of the detector body 3 is provided with a connecting opening 7, and the tail end of the elastic gas input pipeline 6 penetrates out of the connecting opening 7; a telescopic sleeve 8 is arranged outside the connecting opening 7, and the tail end of the elastic gas input pipeline 6 is connected with a miniature air pump 9; the side edge of the micro air pump 9 is fixed at the tail end of the telescopic sleeve 8, and an air inlet 10 of the micro air pump is positioned at the outer side of the telescopic sleeve 8; the telescopic sleeve 8 is adjusted by hand, the tail end of the telescopic sleeve 8 is stretched to a proper position, the length of the telescopic sleeve 8 can be adjusted according to the fire scene environment, so that the action of a fireman is not influenced, meanwhile, the distribution condition of toxic gas in the front environment can be detected in advance, and the telescopic sleeve 8 adopts a telescopic structure which is similar to a fishing rod and has a self-positioning structure; then through miniature aspiration pump 9 extraction gas, detect chamber 4 through elastic gas input pipeline 6 input harmful gas, detect the back through gas detection sensor 5, with the result send to the controller, accessible audible alarm and warning light remind behind the department of detection harmful gas that there is harmful gas in the firefighter the place ahead region.
It is worth noting that: whole device realizes control to it through total control button and controller, and wherein the controller adopts the model to be STM32F103C8T 6's singlechip, because the equipment that control button matches is equipment commonly used, belongs to current mature technique, no longer gives unnecessary details its electric connection relation and specific circuit structure here.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a toxic gas detects uses measuring instrument which characterized in that: comprises a head-wearing snap ring (1), a detector body (3) and a harmful gas detection cavity (4); the head-wearing clamping ring (1) is made of elastic nylon cloth materials, a fixed mounting patch (2) is arranged on the outer side face of the head-wearing clamping ring (1), and a detector body (3) is arranged on the fixed mounting patch (2); a harmful gas detection cavity (4) is formed in the detector body (3), and a gas detection sensor (5) is arranged in the harmful gas detection cavity (4); an elastic gas input pipeline (6) is connected to the harmful gas detection cavity (4), a connection opening (7) is formed in the outer side face of the detector body (3), and the tail end of the elastic gas input pipeline (6) penetrates out of the connection opening (7); a telescopic sleeve (8) is arranged outside the connecting opening (7), and the tail end of the elastic gas input pipeline (6) is connected with a miniature air pump (9); the side edge of the micro air pump (9) is fixed at the tail end of the telescopic sleeve (8), and the air inlet (10) of the micro air pump is positioned on the outer side of the telescopic sleeve (8).
2. The toxic gas detecting gauge according to claim 1, wherein: elastic connection pull ropes are arranged on two sides of the head-mounted snap ring (1), and corresponding buckles and buckle seats are arranged at the bottoms of the two elastic connection pull ropes respectively.
3. The toxic gas detecting gauge according to claim 1, wherein: the gas detection sensor (5) is electrically connected to the controller, and the controller is arranged on the side edge of the detector body (3); controller electric connection to audio alert ware and warning light, audio alert ware and warning light set up in detector body (3) top.
4. The toxic gas detecting gauge according to claim 1, wherein: the gas detection sensor (5) comprises a CO gas sensor, an NH3 gas sensor, an NO2 gas sensor and an SO2 gas sensor.
5. The toxic gas detecting gauge according to claim 1, wherein: the fixed mounting patch (2) and the head-mounted snap ring (1) are connected through an arc end face and correspond to the radian of the outer side edge of the protective helmet of a fireman.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021048551.2U CN212410558U (en) | 2020-06-09 | 2020-06-09 | Toxic gas detects uses measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021048551.2U CN212410558U (en) | 2020-06-09 | 2020-06-09 | Toxic gas detects uses measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212410558U true CN212410558U (en) | 2021-01-26 |
Family
ID=74410059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021048551.2U Expired - Fee Related CN212410558U (en) | 2020-06-09 | 2020-06-09 | Toxic gas detects uses measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212410558U (en) |
-
2020
- 2020-06-09 CN CN202021048551.2U patent/CN212410558U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20210126 Termination date: 20210609 |