CN219452184U - Tunnel air gas content detector - Google Patents
Tunnel air gas content detector Download PDFInfo
- Publication number
- CN219452184U CN219452184U CN202320408527.2U CN202320408527U CN219452184U CN 219452184 U CN219452184 U CN 219452184U CN 202320408527 U CN202320408527 U CN 202320408527U CN 219452184 U CN219452184 U CN 219452184U
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- air
- air chamber
- gas content
- chamber
- detector
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- 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
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- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a roadway air and gas content detector, which relates to the field of air and gas content detectors and comprises a sensing head, wherein an air passage is formed in the sensing head, a one-way valve is arranged in the air passage, a device box is arranged at the bottom of the sensing head, air chambers are arranged at two sides of the device box, supporting ribs are arranged on the inner wall of the air chamber, a sealing plate is arranged at the bottom of the air chamber, air in the air chamber is discharged outwards along the one-way valve in the sealing plate by utilizing the extrusion air chamber, the air chamber is loosened to enable external air to enter the air chamber along the air passage, part of air enters the device box along the air passage in the air chamber in the process of entering the air chamber, a gas detection device in the device box detects and displays the gas content in the air, and a large amount of air can be inhaled by utilizing the deformation of the air chamber and the restriction of the one-way valve on the air flow of the air chamber, so that the air is contacted with the gas detector in the device box, a sample detected by the gas detector is increased, and the detection result is more accurate.
Description
Technical Field
The utility model relates to the field of air gas content detectors, in particular to a roadway air gas content detector.
Background
The gas is formed by decomposing cellulose and organic matters under the action of anaerobic bacteria at the initial stage of coal formation by stacking ancient plants, and the gas is continuously generated and stacked in underground and coal seam gaps under the physical and chemical actions at the same time of coal formation in a high-temperature and high-pressure environment.
As shown in fig. 1, the existing gas content detector uses holes formed on the surface of the sensing head to communicate air in the roadway with the detection device, so that the detection device analyzes the air to detect the content of the gas in the air, but because the roadway is arranged below, the air flow degree is poor, the existing detector can only passively contact with the air, so that the number of samples detected by the detector is small, the detection result is inaccurate, and the subsequent personnel can easily generate a larger potential safety hazard due to data errors when receiving the error data.
Disclosure of Invention
The utility model aims to solve the following problems in the prior art:
the existing gas content detector utilizes holes formed in the surface of the induction head to communicate air in a roadway with detection equipment, so that the detection equipment analyzes the air to detect the content of gas in the air, but because the roadway is arranged below, the air flow degree is poor, the existing detector can only passively contact with the air, so that the number of samples detected by the detector is small, the detection result is inaccurate, and the subsequent personnel can easily generate larger potential safety hazards due to data errors when receiving error data.
The utility model provides a roadway air gas content detector which aims to solve the problems in the prior art and comprises a sensing head, wherein an air passage is formed in the sensing head, a one-way valve is arranged in the air passage, a device box is arranged at the bottom of the sensing head, air chambers are arranged at two sides of the device box, supporting ribs are arranged on the inner walls of the air chambers, and a sealing plate is arranged at the bottom of the air chambers.
Preferably, the surface of the induction head is provided with an illuminating lamp, the surface of the induction head is provided with an air inlet hole, and the air inlet hole is communicated with the air passage.
Preferably, the air passage is respectively connected with the two air chambers and the equipment box, and the inside of the air passage connected with the two air chambers is provided with a one-way valve
Preferably, a gas detector is arranged in the equipment box, and the input end of the gas detector is communicated with the air passage.
Preferably, the one-way valves are four, one is arranged in the air passage in the induction head, the other is arranged in the sealing plate and communicated with the air chamber, and the passing directions of the four one-way valves are all from top to bottom.
Preferably, the air chambers are respectively arranged at two sides of the equipment box, the whole air chambers are made of rubber materials, and a cavity is formed in the air chambers.
Preferably, the support ribs are six in total and are arranged in groups of three, and the two groups of support ribs are respectively arranged in the two air chambers and are made of rubber materials with hardness higher than that of the air chambers.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the air in the air chamber is discharged outwards along the one-way valve in the sealing plate by utilizing the extrusion air chamber, the one-way valve in the air passage is communicated with the air in the air chamber when the air chamber is loosened, so that the external air enters the air chamber along the air passage, part of the air enters the equipment box along the air passage in the process of entering the air chamber, and the gas content in the air is detected and displayed by the gas detection device in the equipment box.
Drawings
FIG. 1 is a schematic diagram of a conventional gas content detector;
FIG. 2 is a schematic overall view of the structure of the present utility model;
FIG. 3 is a schematic view of the inside of the structure of the present utility model;
FIG. 4 is an exploded view of the structure of the present utility model;
reference numerals: 1. an induction head; 2. an airway; 3. a one-way valve; 4. an equipment box; 5. a gas chamber; 6. a support rib; 7. and (5) sealing the plate.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.
Specific embodiments of the present utility model are described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-4, a roadway air gas content detector is assembled by the following components:
and (3) assembly description: firstly, an air passage 2 is formed in the induction head 1, then a one-way valve 3 is arranged in the air passage 2, a device box 4 is arranged at the bottom of the induction head 1, air chambers 5 are arranged at two sides of the device box 4, supporting ribs 6 are arranged on the inner wall of the air chambers 5, and finally a sealing plate 7 is arranged at the bottoms of the air chambers 5 and the device box 4.
Description of working principle: firstly, when in use, a person squeezes the air chamber 5 to enable air in the air chamber 5 to be discharged outwards along the one-way valve 3 in the sealing plate 7, then the one-way valve 3 in the air channel 2 of the air chamber 5 is loosened to enable external air to be communicated with the air chamber 5, the supporting ribs 6 are made into the air chamber 5 to restore, and in the restoring process, the external air is sucked into the air chamber 5 through the air channel 2, and in the process of entering the air chamber 5, part of air enters the equipment box 4 along the air channel 2, contacts with a gas detector in the equipment box 4 and is detected by the gas detector.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a tunnel air gas content detector, includes inductive head (1), its characterized in that: air flue (2) have been seted up to inductive head (1) inside, and air flue (2) internally mounted has check valve (3), and equipment box (4) are installed to inductive head (1) bottom, and air chamber (5) are installed to equipment box (4) both sides, and supporting rib (6) are installed to air chamber (5) inner wall, and closing plate (7) are installed to air chamber (5) bottom.
2. A roadway air gas content detector as claimed in claim 1, wherein: the surface of the induction head (1) is provided with an illuminating lamp, the surface of the induction head (1) is provided with an air inlet hole, and the air inlet hole is communicated with the air passage (2).
3. A roadway air gas content detector as claimed in claim 1, wherein: the air flue (2) is respectively connected with the two air chambers (5) and the equipment box (4), and one-way valves (3) are arranged in the air flue (2) connected with the two air chambers (5).
4. A roadway air gas content detector as claimed in claim 1, wherein: the device box (4) is internally provided with a gas detector, and the input end of the gas detector is communicated with the air passage (2).
5. A roadway air gas content detector as claimed in claim 1, wherein: the one-way valves (3) are four in number, one group is arranged in the air passage (2) in the induction head (1), the other group is arranged in the sealing plate (7) and communicated with the air chamber (5), and the passing directions of the four one-way valves (3) are all from top to bottom.
6. A roadway air gas content detector as claimed in claim 1, wherein: the two air chambers (5) are respectively arranged at two sides of the equipment box (4), the whole air chamber is made of rubber materials, and a cavity is formed in the air chamber.
7. A roadway air gas content detector as claimed in claim 1, wherein: the support ribs (6) are six in total, every three support ribs are arranged in a group, the two groups of support ribs (6) are respectively arranged in the two air chambers (5), and the support ribs are made of rubber materials with hardness higher than that of the air chambers (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320408527.2U CN219452184U (en) | 2023-03-07 | 2023-03-07 | Tunnel air gas content detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320408527.2U CN219452184U (en) | 2023-03-07 | 2023-03-07 | Tunnel air gas content detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219452184U true CN219452184U (en) | 2023-08-01 |
Family
ID=87409916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320408527.2U Active CN219452184U (en) | 2023-03-07 | 2023-03-07 | Tunnel air gas content detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219452184U (en) |
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2023
- 2023-03-07 CN CN202320408527.2U patent/CN219452184U/en active Active
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