CN219957529U - Dustproof heat dissipation type mining gas sensor - Google Patents
Dustproof heat dissipation type mining gas sensor Download PDFInfo
- Publication number
- CN219957529U CN219957529U CN202321354038.XU CN202321354038U CN219957529U CN 219957529 U CN219957529 U CN 219957529U CN 202321354038 U CN202321354038 U CN 202321354038U CN 219957529 U CN219957529 U CN 219957529U
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- Prior art keywords
- air inlet
- inlet dust
- filtering pipe
- dust filtering
- pipe
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 22
- 238000005065 mining Methods 0.000 title claims abstract description 22
- 239000000428 dust Substances 0.000 claims abstract description 76
- 238000001914 filtration Methods 0.000 claims abstract description 55
- 238000001514 detection method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 23
- 239000002360 explosive Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a dustproof heat dissipation type mining gas sensor, which comprises: the sensor comprises a sensor body, an air inlet dust filtering pipe and an unpowered hood. Wherein: both ends of the air inlet dust filtering pipe are in an opening shape, and the pipe wall of the air inlet dust filtering pipe is provided with a plurality of through holes. And a filter screen is filled in the pipe cavity of the air inlet dust filtering pipe. The upper end of the air inlet dust filtering pipe is vertically fixed on the bottom surface of the shell of the sensor body, and the inner cavity of the shell is communicated with the pipe cavity of the air inlet dust filtering pipe. The unpowered hood is connected to the top wall of the sensor body and is communicated with the inner cavity of the shell of the sensor body. The gas sensor is convenient to mount and dismount, and has good dust removal and heat dissipation effects while ensuring that the detection element inside the shell is communicated with the outside.
Description
Technical Field
The utility model relates to the field of mining gas sensors, in particular to a dustproof heat dissipation type mining gas sensor.
Background
Due to the special environment in mines, there are some flammability factors such as gas, coal dust, etc. Therefore, gas sensors are usually required to be arranged everywhere in the mine so as to monitor the concentration of flammable and explosive gases in the mine, and once the concentration exceeds the standard, the gas sensors can transmit information to monitoring personnel so as to facilitate taking measures in advance to prevent accidents. The installed gas sensor is convenient to detach and maintain, and pedestrians and travelling crane are not affected. In addition, the gas sensor needs that the detecting element inside the housing is communicated with the outside to timely and accurately detect the concentration of flammable and explosive gas in the air, so that a through hole is usually formed in the housing of the gas sensor, or the detecting head is arranged outside the housing. However, in either mode, the dust concentration in the mine is high, so that the problem of serious dust accumulation on the detection element is caused along with the increase of the service time of the sensor, the detection precision is further reduced, and safety accidents are easily caused.
Disclosure of Invention
The utility model provides a dustproof heat-dissipation type mining gas sensor which is convenient to mount and dismount, and has good dust removal and heat dissipation effects while ensuring that a detection element in a shell is communicated with the outside. In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a dust-proof heat-dissipating mining gas sensor, comprising: the sensor comprises a sensor body, an air inlet dust filtering pipe and an unpowered hood. Wherein: both ends of the air inlet dust filtering pipe are in an opening shape, and the pipe wall of the air inlet dust filtering pipe is provided with a plurality of through holes. And a filter screen is filled in the pipe cavity of the air inlet dust filtering pipe. The upper end of the air inlet dust filtering pipe is vertically fixed on the bottom surface of the shell of the sensor body, and the inner cavity of the shell is communicated with the pipe cavity of the air inlet dust filtering pipe. The unpowered hood is connected to the top wall of the sensor body and is communicated with the inner cavity of the shell of the sensor body.
Further, the device also comprises a mounting frame, wherein the mounting frame is of an L-shaped structure formed by connecting a horizontal plate and a vertical plate. The vertical plate is provided with a positioning hole so as to fix the mounting frame at a position to be mounted. The lower end of the air inlet dust filtering pipe penetrates through the horizontal plate and then extends to the lower side of the horizontal plate.
Further, the air inlet dust filtering pipe is detachably connected with the horizontal plate so as to overhaul the sensor body.
Further, the lower side wall of the air inlet dust filtering pipe is provided with a limiting block, the horizontal plate is provided with a mounting hole, the lower end of the air inlet dust filtering pipe passes through the mounting hole and then is clamped on the upper surface of the horizontal plate, and the lower end of the air inlet dust filtering pipe is fixedly connected with a nut, so that the air inlet dust filtering pipe is detachably connected to the horizontal plate.
Further, the height of the air inlet dust filtering pipe is higher than that of the vertical plate, and the side wall of the air inlet dust filtering pipe is not in direct contact with the vertical plate, so that the through hole is prevented from being blocked.
Further, the novel dust filter comprises a handle, wherein the upper end of the handle is positioned in the lower port of the air inlet dust filter tube and is connected with the filter screen, and the lower end of the handle is positioned below the lower port of the air inlet dust filter tube so as to pull out the filter screen filled in the tube cavity of the air inlet dust filter tube for cleaning or replacement.
Further, a display screen is arranged on the front wall surface of the sensor body so as to display monitoring data.
Further, a cable connector is arranged on the side wall of the sensor body, and the inner end of the cable connector is connected with a detection element in the sensor body so as to supply power to the sensor body and transmit detection data.
Compared with the prior art, the utility model has the following beneficial effects: according to the dustproof heat dissipation type mining gas sensor, the sensor body utilizes the air inlet dust filtering pipe on the bottom surface of the sensor body to conduct the detection element in the sensor body with outside air, and meanwhile, the filter screen filled in the air inlet dust filtering pipe can be used for filtering air entering the sensor body, so that dust accumulation of the detection element is prevented. Meanwhile, the unpowered hood on the top surface of the sensor body is utilized to automatically discharge hot air in the sensor body, so that a heat dissipation effect is achieved, circulation of air is realized, external air can be timely detected when entering the sensor body, and the response rate of the sensor is improved. In addition, the cooperation of the air inlet dust filtering pipe and the mounting frame is utilized to enable the whole sensor to be suspended, so that the heat dissipation of the sensor is facilitated, and the air inlet function of the air inlet dust filtering pipe is not affected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
Fig. 1 is a schematic structural view of a dust-proof heat dissipation type mining gas sensor in the following embodiment.
Fig. 2 is a schematic structural view of an air inlet dust filter tube in the following embodiment.
Fig. 3 is a schematic view of the structure of the mounting frame in the following embodiment.
The label marks in the figures represent: the device comprises a 1-sensor body, a 2-air inlet dust filtering pipe, a 3-unpowered hood, a 4-through hole, a 5-filter screen, a 6-mounting rack, a 7-handle, an 8-display screen, a 9-cable connector, a 201-limiting block, a 202-mounting hole, a 203-nut, a 601-horizontal plate, a 602-vertical plate and a 603-positioning hole.
Description of the embodiments
It should be noted that, for convenience of description, the words "upper", "lower", "left" and "right" in the present utility model, if they mean only that the directions are consistent with the upper, lower, left, and right directions of the drawings themselves, and do not limit the structure, only for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element to be referred to needs to have a specific orientation, and is constructed and operated in a specific orientation, and thus the limitation of the present utility model is not to be construed. The dust-proof heat-dissipation type mining gas sensor provided by the utility model is further described with reference to the specification, the drawings and specific embodiments.
Referring to fig. 1 and 2, an example dust-proof heat-dissipating mining gas sensor includes: a sensor body 1, an air inlet dust filtering pipe 2 and an unpowered hood 3. The sensor body 1 may be an existing sensor for detecting flammable and explosive gases such as gas. The front wall surface of the sensor body 1 is provided with a display screen 8 for displaying monitoring data. The sensor is characterized in that the side wall of the sensor body 1 is provided with a cable connector 9, and the inner end of the cable connector 9 is connected with a detection element in the sensor body 1 so as to supply power to the sensor body 1 and transmit detection data out, so that monitoring personnel can monitor the sensor conveniently.
The air inlet dust filtering pipe 2 is a steel pipe with openings at two ends, and a plurality of through holes 4 distributed at intervals are formed in the pipe wall of the air inlet dust filtering pipe 2. The aperture and the interval distance of the through holes 4 are not particularly required, and the main function of the sensor is to conduct the inner cavity of the shell of the sensor body 1 with the outside air by utilizing the through holes and the lower port of the air inlet dust filtering pipe 2 so as to monitor the concentration of flammable and explosive gases in the air.
The pipe cavity of the air inlet dust filtering pipe 2 is filled with a metal filter screen 5. The upper end of the air inlet dust filtering pipe 2 is vertically fixed on the bottom surface of the shell of the sensor body 1, and the inner cavity of the shell is communicated with the pipe cavity of the air inlet dust filtering pipe 2. The unpowered hood 3 is connected to the top wall of the sensor body 1 and is communicated with the inner cavity of the shell of the sensor body 1. The unpowered funnel cap 3 promotes convection of air inside and outside the sensor body 1.
When the sensor is used, the detection element in the sensor body 1 works after being electrified, and simultaneously generates heat to heat the air in the sensor body 1, so that indoor and outdoor temperature difference is formed, and conditions are provided for the convection rotation of the unpowered hood 3 by utilizing the indoor and outdoor temperature difference, so that the hot air in the sensor body 1 is discharged. The formed airflow promotes the outside air to enter the sensor body 1 from the lower port of the air inlet dust filtering pipe 2 and the through hole 4, so that the heat dissipation effect is achieved, the outside air is enabled to enter the sensor body 1 more timely to be detected, and the response rate of the sensor is improved. Meanwhile, the filter screen 5 filled in the air inlet dust filter tube 2 filters air entering the sensor body 1, so that dust accumulation of a detection element is prevented.
In another embodiment, the dustproof heat dissipation type mining gas sensor exemplified by the above embodiment further comprises a mounting frame 6. Referring to fig. 1 and 3, the mounting frame 6 is an "L" shaped structure formed by connecting a horizontal plate 601 and a vertical plate 602. The riser 602 has locating holes 603 to secure the mounting frame 6 in the desired position for installation. The lower end of the air inlet dust filtering pipe 2 passes through the horizontal plate 601 and then extends to the lower side thereof. Specifically, referring to fig. 1, 2 and 3, the lower sidewall of the air-intake dust filter tube 2 is provided with a limiting block 201, the horizontal plate 601 is provided with a mounting hole 202, the lower end of the air-intake dust filter tube 2 passes through the mounting hole 202 and then the limiting block 201 is clamped on the upper surface of the horizontal plate 601, and the lower end of the air-intake dust filter tube 2 is fastened and connected with a nut 203, so that the air-intake dust filter tube 2 is detachably connected to the horizontal plate 601. The cooperation of the air inlet dust filtering pipe 2 and the mounting frame 6 is utilized in the embodiment, so that the whole sensor is suspended, the heat dissipation of the sensor is facilitated, and the air inlet function of the air inlet dust filtering pipe 2 is not affected. Meanwhile, the detachable connection between the air inlet dust filtering pipe 2 and the horizontal plate 601 facilitates the disassembly, maintenance, replacement and the like of the sensor body 1.
In another embodiment, referring to fig. 1, in the dustproof heat dissipation type mining gas sensor illustrated in the foregoing embodiment, the height of the air inlet dust filtering pipe 2 is higher than that of the riser 602, and a gap is not formed between the sidewall of the air inlet dust filtering pipe 2 and the riser 602, so as to prevent the riser 602 from blocking the through hole 4 and affecting air inlet.
In another embodiment, referring to fig. 1, the dustproof heat dissipation type mining gas sensor illustrated in the above embodiment further includes a handle 7, wherein an upper end of the handle 7 is located in a lower port of the air inlet dust filtering pipe 2 and connected with the filter screen 5, and a lower end of the handle 7 is located below the lower port of the air inlet dust filtering pipe 2, so that the filter screen 5 filled in a pipe cavity of the air inlet dust filtering pipe 2 is pulled out through the handle 7 to be cleaned or replaced.
Finally, it should be noted that any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.
Claims (8)
1. A dust-proof heat-dissipation type mining gas sensor, comprising: the sensor comprises a sensor body, an air inlet dust filtering pipe and an unpowered hood; wherein: both ends of the air inlet dust filtering pipe are open, and the pipe wall of the air inlet dust filtering pipe is provided with a plurality of through holes; a filter screen is filled in the pipe cavity of the air inlet dust filtering pipe; the upper end of the air inlet dust filtering pipe is vertically fixed on the bottom surface of the shell of the sensor body, and the inner cavity of the shell is communicated with the pipe cavity of the air inlet dust filtering pipe; the unpowered hood is connected to the top wall of the sensor body and is communicated with the inner cavity of the shell of the sensor body.
2. The dustproof heat dissipation type mining gas sensor according to claim 1, further comprising a mounting frame, wherein the mounting frame is of an L-shaped structure formed by connecting horizontal plates and vertical plates; the vertical plate is provided with a positioning hole; the lower end of the air inlet dust filtering pipe penetrates through the horizontal plate and then extends to the lower side of the horizontal plate.
3. The dust-proof heat-dissipation type mining gas sensor according to claim 2, wherein the air inlet dust filtering pipe is detachably connected with the horizontal plate.
4. The dustproof heat dissipation type mining gas sensor according to claim 3, wherein the limiting block is arranged on the side wall of the lower portion of the air inlet dust filtering pipe, the horizontal plate is provided with a mounting hole, the limiting block is clamped on the upper surface of the horizontal plate after the lower end of the air inlet dust filtering pipe passes through the mounting hole, and the lower end of the air inlet dust filtering pipe is fixedly connected with the nut, so that the air inlet dust filtering pipe is detachably connected to the horizontal plate.
5. The dust-proof heat-dissipation type mining gas sensor according to claim 2, wherein the height of the air inlet dust filter tube is higher than that of the vertical plate, and the side wall of the air inlet dust filter tube is not in direct contact with the vertical plate.
6. The dustproof and radiating mining gas sensor according to claim 1, further comprising a handle, wherein the upper end of the handle is located in the lower port of the air inlet dust filter tube and connected with the filter screen, and the lower end of the handle is located below the lower port of the air inlet dust filter tube.
7. The dust and heat dissipating mining gas sensor of any one of claims 1 to 6, wherein the front wall of the sensor body has a display screen thereon.
8. The dust and heat dissipating mining gas sensor of any one of claims 1-6, wherein the sensor body has a cable fitting on a sidewall thereof, an inner end of the cable fitting being connected to a sensing element within the sensor body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321354038.XU CN219957529U (en) | 2023-05-31 | 2023-05-31 | Dustproof heat dissipation type mining gas sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321354038.XU CN219957529U (en) | 2023-05-31 | 2023-05-31 | Dustproof heat dissipation type mining gas sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219957529U true CN219957529U (en) | 2023-11-03 |
Family
ID=88545133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321354038.XU Active CN219957529U (en) | 2023-05-31 | 2023-05-31 | Dustproof heat dissipation type mining gas sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219957529U (en) |
-
2023
- 2023-05-31 CN CN202321354038.XU patent/CN219957529U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 102, Building 27, Phase III, Zhongnan High tech, No. 8 Zidong Avenue, Tianqiao District, Jinan City, Shandong Province, China, 250119 Patentee after: SHANDONG COAL ELECTRIC Co.,Ltd. Country or region after: China Address before: No.20, Xinsha North Road, Huaiyin District, Jinan City, Shandong Province Patentee before: SHANDONG COAL ELECTRIC Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |