CN216082662U - Mining portable high accuracy methane detection alarm - Google Patents
Mining portable high accuracy methane detection alarm Download PDFInfo
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- CN216082662U CN216082662U CN202122088656.1U CN202122088656U CN216082662U CN 216082662 U CN216082662 U CN 216082662U CN 202122088656 U CN202122088656 U CN 202122088656U CN 216082662 U CN216082662 U CN 216082662U
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- shell
- infrared distance
- methane
- distance sensor
- detection alarm
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000005065 mining Methods 0.000 title claims description 8
- 239000000523 sample Substances 0.000 claims abstract description 30
- 239000000428 dust Substances 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 6
- 238000005070 sampling Methods 0.000 claims 4
- 238000005259 measurement Methods 0.000 abstract description 9
- 238000012544 monitoring process Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Emergency Alarm Devices (AREA)
Abstract
The utility model belongs to the technical field of mine safety, and relates to a portable high-precision methane detection alarm instrument for mines. The methane detection alarm comprises a shell, wherein a sample introduction window is arranged at the front end of the shell, a methane probe and a temperature and humidity sensor are arranged at the sample introduction window, and a dust screen is arranged outside the sample introduction window; the upper surface of the shell is provided with a loudspeaker and a warning lamp, and the upper surface of the shell is also provided with a display screen; a first infrared distance sensor, a second infrared distance sensor and a third infrared distance sensor are respectively arranged above, below and at the front end of the shell; a signal processing device is arranged in the shell; the lower surface of the shell is provided with a battery compartment, and the outer surface of the battery compartment is provided with a sealing strip; a telescopic rod is arranged at the rear end of the shell, a traction rope is arranged at the end part of the telescopic rod, and a storage disc is arranged on the shell close to the telescopic rod; the storage disc is provided with a stop piece. The methane detection alarm instrument has accurate detection results, and can perform fixed-point measurement and multi-point analysis after the alarm instrument is extended; labor is saved after the extension, and the service life is long.
Description
Technical Field
The utility model belongs to the technical field of mine safety, and particularly relates to a portable high-precision methane detection alarm instrument for mines.
Background
The methane detection alarm instrument is a conventional instrument for underground gas measurement and detection, is usually suitable for underground personal wearing of coal mines due to the portable requirement, is applied to places with damp, dark, much dust and the like, and is used for detecting hydrocarbon compound combustible gas.
The existing methane detection alarm instrument is usually a handheld or binding fixed structure in the using process, and the longest detection distance does not exceed the length of one arm of a worker; however, the method cannot accurately search unknown high-concentration places and cannot predict dangers in advance. The chinese utility model patent CN211927767U provides a portable methane detection alarm, but the telescopic distance is only controlled by the telescopic rod, and as the telescopic rod is telescopic, a large force is required for the staff to support the telescopic rod, which is time-consuming and labor-consuming; and because the detection position is unknown, the detection point has no light source, the measurement point cannot be accurately judged, judgment errors exist, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: aiming at the defects, the utility model provides the mining portable high-precision methane detection alarm, the detection result is accurate, the alarm can be used for fixed-point measurement and multi-point analysis after being extended; labor is saved after the extension, and the service life is long.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a portable high-precision methane detection alarm for mines comprises a shell, wherein a sample introduction window is arranged at the front end of the shell, a methane probe and a temperature and humidity sensor are arranged at the position of the sample introduction window, and a dust screen is arranged outside the sample introduction window; the upper surface of the shell is provided with a loudspeaker and a warning lamp, and the upper surface of the shell is also provided with a display screen;
a first infrared distance sensor, a second infrared distance sensor and a third infrared distance sensor are respectively arranged above, below and at the front end of the shell; a signal processing device is arranged in the shell and is electrically connected with the loudspeaker, the warning lamp, the methane probe, the temperature and humidity sensor, the display screen, the first infrared distance sensor, the second infrared distance sensor and the third infrared distance sensor; the lower surface of the shell is provided with a battery compartment, and the outer surface of the battery compartment is provided with a sealing strip;
the rear end of the shell is provided with a telescopic rod, the end part of the telescopic rod is provided with a traction rope, and a storage disc is arranged on the shell close to the telescopic rod; the containing disc is provided with a stop piece. According to the portable high-precision methane detection alarm instrument for the mine, the dust screen is arranged on the outer sides of the methane probe and the temperature and humidity sensor, so that dust is effectively prevented from being adhered to the surface of the probe or the sensor to influence the sensitivity and accuracy of the methane probe and the temperature and humidity sensor, and the monitoring precision of the methane detection alarm instrument is improved; the traction rope is introduced while the telescopic rod is stretched and is locked by the stop piece after being fixed in place, so that the supporting strength of the telescopic rod can be improved, the stretching length of the telescopic rod can be effectively judged, acting force can be applied to restrain the telescopic rod, and the service life of the portable methane detection alarm instrument is prolonged; an infrared distance sensor is introduced into the surface of the shell, so that the position of a front space can be judged, and fixed-point measurement is facilitated; the introduced loudspeaker and the warning lamp can broadcast the detected numerical value in time for warning, are convenient to use, and improve the safety of workers in a mine.
Furthermore, both ends of the dust screen are respectively provided with a buckle, and both ends of the sample introduction window are provided with jacks corresponding to the buckles. The introduced bayonet and the insertion hole can be convenient for disassembling and cleaning the dust screen, and the accuracy of the methane detection alarm instrument during measurement is further ensured.
Further, one side is equipped with first extension area on the casing, and the casing opposite side is equipped with the second extension area, be equipped with solid fixed ring on the second extension area, first extension area passes solid fixed ring back relative both sides and is equipped with locking device. Two extension areas of introduction can fix the methane detection alarm instrument on the staff when the telescopic link is out of work, portable uses conveniently.
Further, the lower surface of the shell is provided with heat dissipation holes, and heat dissipation dustproof fans are arranged inside the heat dissipation holes. The introduced heat dissipation holes and the heat dissipation dustproof fan can timely discharge heat generated when the signal processing device works out of the shell, avoid being affected with damp and prolong the service life of the signal processing device; on the other hand can prevent that external dust from getting into in the casing from the louvre, further improves methane detection alarm's life.
The utility model has the beneficial effects that:
1. according to the portable high-precision methane detection alarm instrument for the mine, the dust screen is arranged on the outer sides of the methane probe and the temperature and humidity sensor, so that dust is effectively prevented from being adhered to the surface of the probe or the sensor to influence the sensitivity and accuracy of the methane probe and the temperature and humidity sensor, and the monitoring precision of the methane detection alarm instrument is improved; the traction rope is introduced while the telescopic rod is stretched and is locked by the stop piece after being fixed in place, so that the supporting strength of the telescopic rod can be improved, the stretching length of the telescopic rod can be effectively judged, acting force can be applied to restrain the telescopic rod, and the service life of the portable methane detection alarm instrument is prolonged; an infrared distance sensor is introduced into the surface of the shell, so that the position of a front space can be judged, and fixed-point measurement is facilitated; the introduced loudspeaker and the warning lamp can broadcast the detected numerical value in time for warning, are convenient to use, and improve the safety of workers in a mine.
2. The introduced bayonet and the jack can be convenient for disassembling and cleaning the dust screen, so that the accuracy of the methane detection alarm during measurement is further ensured; the two extension belts can fix the methane detection alarm instrument on the body of a worker when the telescopic rod does not work, so that the methane detection alarm instrument is convenient to carry and use; the introduced heat dissipation holes and the heat dissipation dustproof fan can timely discharge heat generated when the signal processing device works out of the shell, avoid being affected with damp and prolong the service life of the signal processing device; on the other hand can prevent that external dust from getting into in the casing from the louvre, further improves methane detection alarm's life.
Drawings
The foregoing and other objects, features, and advantages of the utility model will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of the present invention;
wherein: 1. a housing; 2. a sample introduction window; 3. a methane probe; 4. a temperature and humidity sensor; 5. a dust screen; 6. buckling; 7. a jack; 8. a speaker; 9. a warning light; 10. a display screen; 11. a first infrared distance sensor; 12. a second infrared distance sensor; 13. a third infrared distance sensor; 14. a signal processing device; 15. a battery compartment; 16. a sealing strip; 17. a telescopic rod; 18. a hauling rope; 19. a storage tray; 20. a stopper; 21. a first extensible belt; 22. a second extensible belt; 23. a fixing ring; 24. a locking device; 25. heat dissipation holes; 26. heat dissipation dustproof fan.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 and 2, the portable high-precision methane detection alarm instrument for mining comprises a shell 1, wherein a sample introduction window 2 is arranged at the front end of the shell 1, a methane probe 3 and a temperature and humidity sensor 4 are arranged at the position of the sample introduction window 2, and a dust screen 5 is arranged outside the sample introduction window 2; two ends of the dustproof net 5 are respectively provided with a buckle 6, and two ends of the sample introduction window 2 are provided with jacks 7 corresponding to the buckles 6.
The upper surface of the shell 1 is provided with a loudspeaker 8 and a warning lamp 9, and the upper surface of the shell 1 is also provided with a display screen 10; a first infrared distance sensor 11, a second infrared distance sensor 12 and a third infrared distance sensor 13 are respectively arranged above, below and at the front end of the shell 1; a signal processing device 14 is arranged in the shell 1, and the signal processing device 14 is electrically connected with the loudspeaker 8, the warning lamp 9, the methane probe 3, the temperature and humidity sensor 4, the display screen 10, the first infrared distance sensor 11, the second infrared distance sensor 12 and the third infrared distance sensor 13; a battery bin 15 is arranged on the lower surface of the shell 1, and a sealing strip 16 is arranged on the outer surface of the battery bin 15; the lower surface of the shell 1 is provided with a heat dissipation hole 25, and a heat dissipation dustproof fan 26 is arranged inside the heat dissipation hole 25.
In order to conveniently extend the shell 1 to an unknown space for use, a telescopic rod 17 is arranged at the rear end of the shell 1, a traction rope 18 is arranged at the end part of the telescopic rod 17, and a storage disc 19 is arranged on the shell 1 close to the telescopic rod 17; the storage tray 19 is provided with a stopper 20.
For the convenience that methane detection alarm carried when the staff does not use, one side is equipped with first extension area 21 on the casing 1, and 1 opposite side of casing is equipped with second extension area 22, be equipped with solid fixed ring 23 on the second extension area 22, first extension area 21 passes solid fixed ring 23 back relative two sides and is equipped with locking device 24, and this embodiment locking device sets up to a pair of magic and glues, according to actual requirement, and locking device can set up to the subassembly of being convenient for fixed such as button and knot hole.
According to the portable high-precision methane detection alarm instrument for the mine, the dust screen is arranged on the outer sides of the methane probe and the temperature and humidity sensor, so that dust is effectively prevented from being adhered to the surface of the probe or the sensor to influence the sensitivity and accuracy of the methane probe and the temperature and humidity sensor, and the monitoring precision of the methane detection alarm instrument is improved; the traction rope is introduced while the telescopic rod is stretched and is locked by the stop piece after being fixed in place, so that the supporting strength of the telescopic rod can be improved, the stretching length of the telescopic rod can be effectively judged, acting force can be applied to restrain the telescopic rod, and the service life of the portable methane detection alarm instrument is prolonged; an infrared distance sensor is introduced into the surface of the shell, so that the position of a front space can be judged, and fixed-point measurement is facilitated; the introduced loudspeaker and the warning lamp can broadcast the detected numerical value in time for warning, are convenient to use, and improve the safety of workers in a mine.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. The utility model provides a mining portable high accuracy methane detection alarm, its characterized in that: the methane sampling device comprises a shell, wherein a sampling window is arranged at the front end of the shell, a methane probe and a temperature and humidity sensor are arranged at the sampling window, and a dust screen is arranged outside the sampling window; the upper surface of the shell is provided with a loudspeaker and a warning lamp, and the upper surface of the shell is also provided with a display screen;
a first infrared distance sensor, a second infrared distance sensor and a third infrared distance sensor are respectively arranged above, below and at the front end of the shell; a signal processing device is arranged in the shell and is electrically connected with the loudspeaker, the warning lamp, the methane probe, the temperature and humidity sensor, the display screen, the first infrared distance sensor, the second infrared distance sensor and the third infrared distance sensor; the lower surface of the shell is provided with a battery compartment, and the outer surface of the battery compartment is provided with a sealing strip;
the rear end of the shell is provided with a telescopic rod, the end part of the telescopic rod is provided with a traction rope, and a storage disc is arranged on the shell close to the telescopic rod; the containing disc is provided with a stop piece.
2. The mining portable high-precision methane detection alarm instrument according to claim 1, characterized in that: the two ends of the dustproof net are respectively provided with a buckle, and the two ends of the sample introduction window are provided with jacks corresponding to the buckles.
3. The mining portable high-precision methane detection alarm instrument according to claim 1, characterized in that: one side is equipped with first extension area on the casing, and the casing opposite side is equipped with the second extension area, be equipped with solid fixed ring on the second extension area, first extension area passes solid fixed ring back relative both sides and is equipped with locking device.
4. The mining portable high-precision methane detection alarm instrument according to claim 1, characterized in that: the casing lower surface is equipped with the louvre, the louvre is inside to be equipped with the dustproof fan of heat dissipation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122088656.1U CN216082662U (en) | 2021-08-31 | 2021-08-31 | Mining portable high accuracy methane detection alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122088656.1U CN216082662U (en) | 2021-08-31 | 2021-08-31 | Mining portable high accuracy methane detection alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216082662U true CN216082662U (en) | 2022-03-18 |
Family
ID=80673624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122088656.1U Expired - Fee Related CN216082662U (en) | 2021-08-31 | 2021-08-31 | Mining portable high accuracy methane detection alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216082662U (en) |
-
2021
- 2021-08-31 CN CN202122088656.1U patent/CN216082662U/en not_active Expired - Fee Related
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| 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: 20220318 |