CN220137090U - Goaf gas automatic monitoring device - Google Patents
Goaf gas automatic monitoring device Download PDFInfo
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- CN220137090U CN220137090U CN202320326539.0U CN202320326539U CN220137090U CN 220137090 U CN220137090 U CN 220137090U CN 202320326539 U CN202320326539 U CN 202320326539U CN 220137090 U CN220137090 U CN 220137090U
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- China
- Prior art keywords
- sensor
- main pipe
- automatic monitoring
- pipe body
- monitoring device
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 43
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 40
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 23
- 239000001301 oxygen Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 238000012544 monitoring process Methods 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000003245 coal Substances 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 description 11
- 230000002265 prevention Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
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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
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an automatic monitoring device for goaf gas, which relates to the technical field of gas monitoring devices. The utility model relates to an automatic monitoring device for goaf gas, which can effectively monitor the concentration of carbon monoxide, methane, oxygen and other gases in a goaf of a mine coal face, avoid the problems that personnel waste is caused, real-time change data cannot be monitored and distortion phenomenon exists because the gas concentration value is manually detected, sampled and brought to the ground for laboratory analysis, and can monitor the change of various gas data in the goaf in real time and can be referred at any time and any place.
Description
Technical Field
The utility model relates to the technical field of gas monitoring devices, in particular to an automatic goaf gas monitoring device.
Background
In recent years, along with the increase of mine exploitation intensity, the goaf range is continuously expanded, and particularly after the popularization and application of a fully mechanized caving coal mining method, a large amount of float coal is reserved in the goaf, and spontaneous combustion fire of the goaf coal is particularly serious, so that coal mine enterprises increasingly pay attention to natural ignition monitoring of the goaf, and a manual periodic sampling and beam tube monitoring system is gradually popularized in coal mine application, so that a certain detection and prevention effect is achieved.
In order to effectively monitor the concentration of carbon monoxide, methane, oxygen and other gases in a goaf of a coal face of a mine, manual detection and sampling are often required, and the gas concentration value is tested and analyzed by taking the gas to the ground, so that personnel waste is caused, real-time change data cannot be monitored, distortion phenomenon exists, and one-ventilation three-prevention disaster accidents cannot be effectively prevented.
In the current market, the current goaf gas monitoring device can not be effectual prevention one lead to three mode of preventing disaster accident, can not be unable real-time supervision change data, has the distortion phenomenon, causes personnel extravagant, consequently, is necessary to provide a goaf gas automatic monitoring device.
Disclosure of Invention
The utility model mainly aims to provide an automatic goaf gas monitoring device, which can effectively solve the problems that in the background technology, the existing goaf gas monitoring device cannot effectively prevent one-ventilation three-disaster prevention accidents, cannot monitor change data in real time, has distortion phenomenon and causes personnel waste.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the goaf gas automatic monitoring device comprises a main pipe body, wherein the top of the main pipe body is fixedly connected with a sealing base, and an automatic monitoring assembly is connected above the main pipe body through the sealing base;
the automatic monitoring assembly comprises an oxygen temperature sensor, a CO sensor, a methane sensor, an air inlet pipe and an air outlet pipe, wherein the oxygen temperature sensor is arranged above the sealing base, the CO sensor is arranged on one side of the oxygen temperature sensor, the methane sensor is arranged on one side of the CO sensor, the bottoms of the oxygen temperature sensor, the CO sensor and the methane sensor are communicated with the inside of the main pipe body through the air inlet pipe, and the bottoms of the oxygen temperature sensor, the CO sensor and the methane sensor are positioned on one side of the air inlet pipe and are communicated with the inside of the main pipe body through the air outlet pipe.
Preferably, the number of the sealing bases is three, and the three sealing bases are distributed on the top of the main pipe body in a linear equidistant mode.
Preferably, the number of the air inlet pipe and the air outlet pipe is three, the three air inlet pipes and the three air outlet pipes respectively penetrate through the three sealing bases and extend to the inside of the main pipe body, the air inlet pipes and the air outlet pipes are symmetrically distributed at the axial center of the sealing bases, and the air inlet pipes and the air outlet pipes are of an H-shaped pipe structure.
Preferably, one end of the main pipe body is fixedly connected with first ball valves, the number of the first ball valves is three, one end of each first ball valve is fixedly connected with a binding pipe, and the three binding pipes are respectively communicated with the inside of the main pipe body through the three first ball valves.
Preferably, the other end fixedly connected with of the main pipe body is carried forward, one end surface fixedly connected with of carrying forward takes out the hose, take out the hose and be linked together through carrying forward with the inside of main pipe body.
Preferably, a drain pipe is fixedly connected to the bottom of one side of the main pipe body, the inside of the drain pipe is communicated with the inside of the main pipe body, and a second ball valve is arranged at the bottom of the drain pipe.
Preferably, the main pipe body is made of an iron pipe with the diameter of 108mm, the handle is made of an iron pipe with the diameter of 80mm, and the sealing base is made of an iron pipe with the diameter of 30mm and a sealing ring.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the automatic monitoring assembly, the whole device is firstly placed in a goaf area, the beam tube is placed in the goaf, the extraction hose is connected with the negative pressure extraction system, the gas in the goaf enters the main pipe body through the three beam tubes by opening the three first ball valves in a negative pressure extraction mode of the extraction system, the gas sequentially enters the oxygen temperature sensor, the CO sensor and the methane sensor through the H-shaped tube structure of the air inlet tube and the air outlet tube, the leakage of the gas is avoided under the complete sealing of the sealing base, the good sealing performance is improved, the goaf gas is monitored in real time through the oxygen temperature sensor, the CO sensor and the methane sensor, the timeliness and the accuracy of the monitoring data are guaranteed, the device can effectively monitor the gas concentration of the goaf in a mine, and the like, avoid the waste of personnel, the gas concentration value is detected manually, sampled and carried to the ground for analysis, the problem of the real-time change data cannot be monitored, the distortion phenomenon is caused, and the real-time monitoring of the goaf gas can be performed in real time, and the real-time change of the monitoring data can be realized.
Drawings
FIG. 1 is a schematic perspective view of an automatic goaf gas monitoring device according to the present utility model;
FIG. 2 is a schematic diagram showing a front view and an inner cross section of an automatic goaf gas monitoring device according to the present utility model;
FIG. 3 is an enlarged schematic view of the goaf gas automatic monitoring apparatus of the present utility model at A in FIG. 2.
In the figure: 1. a main pipe body; 2. sealing the base; 3. an oxygen temperature sensor; 4. a CO sensor; 5. a methane sensor; 6. an air inlet pipe; 7. an air outlet pipe; 8. a first ball valve; 9. a bundle tube; 10. piggy-backing; 11. a pumping hose; 12. a drain pipe; 13. and a second ball valve.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, the utility model discloses an automatic goaf gas monitoring device, which comprises a main pipe body 1, wherein the top of the main pipe body 1 is fixedly connected with a sealing base 2, and an automatic monitoring assembly is connected above the main pipe body 1 through the sealing base 2;
the automatic monitoring component comprises an oxygen temperature sensor 3, a CO sensor 4, a methane sensor 5, an air inlet pipe 6 and an air outlet pipe 7, wherein the oxygen temperature sensor 3 is arranged above the sealing base 2, the CO sensor 4 is arranged on one side of the oxygen temperature sensor 3, the methane sensor 5 is arranged on one side of the CO sensor 4, the bottoms of the oxygen temperature sensor 3, the CO sensor 4 and the methane sensor 5 are communicated with the inside of the main pipe body 1 through the air inlet pipe 6, and the bottoms of the oxygen temperature sensor 3, the CO sensor 4 and the methane sensor 5 are positioned on one side of the air inlet pipe 6 and are communicated with the inside of the main pipe body 1 through the air outlet pipe 7.
The number of the sealing bases 2 is three, and the three sealing bases 2 are distributed at the top of the main pipe body 1 in a linear equidistant manner, and are mainly used for sealing and connecting the main pipe body 1, the air inlet pipe 6 and the air outlet pipe 7, so that the air leakage phenomenon is avoided.
The number of the air inlet pipes 6 and the air outlet pipes 7 is three, the three air inlet pipes 6 and the air outlet pipes 7 respectively penetrate through the three sealing bases 2 and extend to the inside of the main pipe body 1, the air inlet pipes 6 and the air outlet pipes 7 are symmetrically distributed at the axial center of the sealing bases 2, and the air inlet pipes 6 and the air outlet pipes 7 are of an H-shaped pipe structure.
One end fixedly connected with first ball valve 8 of body 1 is responsible for, and the quantity of first ball valve 8 has three, and the equal fixedly connected with of the one end of three first ball valve 8 restraints pipe 9, and three restraints pipe 9 are linked together with the inside of being responsible for body 1 through three first ball valve 8 respectively, and the convenient collecting space area is connected with being responsible for body 1, is convenient for sampling the monitoring with the gas extraction.
The other end fixedly connected with of main pipe body 1 is carried forward 10, carries forward 10's one end surface fixedly connected with extraction hose 11, and extraction hose 11 is linked together through carrying forward 10 and the inside of main pipe body 1.
The bottom of one side of the main pipe body 1 is fixedly connected with a drain pipe 12, the inside of the drain pipe 12 is communicated with the inside of the main pipe body 1, and the bottom of the drain pipe 12 is provided with a second ball valve 13, which is mainly used for draining water and manually comparing data when accumulated water exists in the main pipe body 1.
The main pipe body 1 is made of an iron pipe with the diameter of 108mm, the sealing base 2 is made of an iron pipe with the diameter of 80mm, and the sealing base 2 is made of an iron pipe with the diameter of 30mm and a sealing ring, so that good stability and gas transmission reliability are provided.
The working principle of the utility model is as follows: when the device is used, firstly, the whole device is placed in a goaf area, the beam tube 9 is placed in the goaf, the extraction hose 11 is connected with a negative pressure extraction system, through the negative pressure extraction mode of the extraction system, three first ball valves 8 are opened, gas in the goaf enters the inside of the main tube body 1 through the three beam tubes 9, the gas sequentially enters the inside of the oxygen temperature sensor 3, the CO sensor 4 and the methane sensor 5 through the H-shaped tube structure of the air inlet tube 6 and the air outlet tube 7, the gas is prevented from leaking under the complete sealing of the sealing base 2, the good sealing performance is improved, the goaf gas is monitored in real time through the oxygen temperature sensor 3, the CO sensor 4 and the methane sensor 5, the real-time data are displayed and uploaded, the timeliness and the accuracy of the monitored data are guaranteed, the device can effectively monitor the gas concentration of carbon monoxide, methane, oxygen and the like in the goaf of a mine working face, the phenomenon that the gas concentration value is detected manually, sampled and carried to the ground is analyzed, the person is wasted, the real-time change data cannot be detected, the problem of the real-time change data can be solved, and the real-time change of the gas can be monitored at any time is solved, and the goaf can be monitored.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a gaseous automatic monitoring device in goaf which characterized in that: the automatic monitoring device comprises a main pipe body (1), wherein the top of the main pipe body (1) is fixedly connected with a sealing base (2), and an automatic monitoring assembly is connected above the main pipe body (1) through the sealing base (2);
the automatic monitoring assembly comprises an oxygen temperature sensor (3), a CO sensor (4), a methane sensor (5), an air inlet pipe (6) and an air outlet pipe (7), wherein the oxygen temperature sensor (3) is arranged above the sealing base (2), the CO sensor (4) is arranged on one side of the oxygen temperature sensor (3), the methane sensor (5) is arranged on one side of the CO sensor (4), the bottoms of the oxygen temperature sensor (3), the CO sensor (4) and the methane sensor (5) are all communicated with the inside of the main pipe body (1) through the air inlet pipe (6), and the bottoms of the oxygen temperature sensor (3), the CO sensor (4) and the methane sensor (5) are located on one side of the air inlet pipe (6) and are communicated with the inside of the main pipe body (1) through the air outlet pipe (7).
2. The goaf gas automatic monitoring device as claimed in claim 1, wherein: the number of the sealing bases (2) is three, and the three sealing bases (2) are distributed on the top of the main pipe body (1) in a linear equidistant mode.
3. The goaf gas automatic monitoring device as claimed in claim 2, wherein: the number of the air inlet pipes (6) and the air outlet pipes (7) is three, the three air inlet pipes (6) and the air outlet pipes (7) respectively penetrate through the three sealing bases (2) to extend to the inside of the main pipe body (1), the air inlet pipes (6) and the air outlet pipes (7) are symmetrically distributed at the axial center of the sealing bases (2), and the air inlet pipes (6) and the air outlet pipes (7) are of an H-shaped pipe structure.
4. A goaf gas automatic monitoring device as claimed in claim 3, wherein: one end fixedly connected with first ball valve (8) of being responsible for body (1), the quantity of first ball valve (8) has three, three the equal fixedly connected with of one end of first ball valve (8) restraints pipe (9), three restraint pipe (9) are linked together with the inside of being responsible for body (1) through three first ball valve (8) respectively.
5. The goaf gas automatic monitoring device as claimed in claim 4, wherein: the other end fixedly connected with of main pipe body (1) is to carrying forward (10), the one end surface fixedly connected with that carries forward (10) takes out and adopts hose (11), take out and adopt hose (11) and be linked together through carrying forward (10) and the inside of main pipe body (1).
6. The goaf gas automatic monitoring device as claimed in claim 5, wherein: the novel water draining pipe is characterized in that a draining pipe (12) is fixedly connected to the bottom of one side of the main pipe body (1), the inside of the draining pipe (12) is communicated with the inside of the main pipe body (1), and a second ball valve (13) is arranged at the bottom of the draining pipe (12).
7. The goaf gas automatic monitoring device as claimed in claim 6, wherein: the main pipe body (1) is made of an iron pipe with the diameter of 108mm, the handle (10) is made of an iron pipe with the diameter of 80mm, and the sealing base (2) is made of an iron pipe with the diameter of 30mm and a sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320326539.0U CN220137090U (en) | 2023-02-27 | 2023-02-27 | Goaf gas automatic monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320326539.0U CN220137090U (en) | 2023-02-27 | 2023-02-27 | Goaf gas automatic monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220137090U true CN220137090U (en) | 2023-12-05 |
Family
ID=88952491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320326539.0U Active CN220137090U (en) | 2023-02-27 | 2023-02-27 | Goaf gas automatic monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220137090U (en) |
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2023
- 2023-02-27 CN CN202320326539.0U patent/CN220137090U/en active Active
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