CN210799030U - Underground gas extraction device - Google Patents
Underground gas extraction device Download PDFInfo
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- CN210799030U CN210799030U CN201920753089.7U CN201920753089U CN210799030U CN 210799030 U CN210799030 U CN 210799030U CN 201920753089 U CN201920753089 U CN 201920753089U CN 210799030 U CN210799030 U CN 210799030U
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- pipe
- gas
- extraction
- water storage
- storage tank
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Abstract
The utility model relates to the technical field of pumping and discharging devices, in particular to an underground gas extraction device, which comprises a hydraulic prop, a water storage tank, an exhaust fan and a controller; a telescopic rod is arranged above the hydraulic prop, a bearing table is arranged above the telescopic rod, a first spray pipe is arranged above the bearing table, one end of the first spray pipe is connected with a water storage tank, the first spray pipe is positioned on one side above the water storage tank, and a second spray pipe is arranged on the other side above the water storage tank; the exhaust fan is positioned at one side of the water storage tank, and one side of the exhaust fan is connected with a connecting pipe; the utility model discloses simple structure, the modern design through shower and the extraction pipe that sets up, can spray the air under the condition that gas concentration exceeds standard in the pit to reduce the content of gas, simultaneously because the proportion of gas is bigger than the air, thereby utilize the extraction pipe to extract gas bottom the tunnel, extract and dissipate gas with higher efficiency.
Description
Technical Field
The utility model relates to a pump drainage device technical field especially relates to a gas draw-out device in pit.
Background
The gas is formed by decomposing cellulose and organic matters through the action of anaerobic bacteria at the initial stage of stacking ancient plants into coal, the gas is continuously generated due to physical and chemical actions in the high-temperature and high-pressure environment while forming the coal, the gas is colorless and tasteless, but the fragrance similar to apple can be heard sometimes, and the gas is caused by the fact that aromatic hydrocarbon gas and the gas are simultaneously gushed out, the relative density of the gas to the air is 0.554, the density of the gas is 0.716kg/m under the standard state, the permeability of the gas is 1.6 times of that of the air, the gas is insoluble in water and incapable of supporting combustion and breathing, when a certain concentration is reached, people can suffocate due to oxygen deficiency, and combustion or explosion can occur, and the gas exists in a free state and an absorption state in coal bodies or surrounding rocks.
Traditional gas extraction operation in pit only is extracting the operation to gas behind gas exceeds standard, because the tunnel space is great in the pit, gas extraction efficiency is relatively poor to need whole supervision of staff at the extraction in-process, not only comparatively troublesome, the waste time, the easy emergence accident moreover leads to the fact bodily injury to constructor.
In order to solve the problems, the application provides an underground gas extraction device.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem who exists among the background art, the utility model provides a gas draw-out device in pit can spray the air under the condition that gas concentration exceeds standard in the pit through shower and the extraction pipe that sets up to reduce the content of gas, simultaneously because the proportion of gas is big than the air, thereby utilize the extraction pipe to extract gas bottom the tunnel, extract and dissipate gas with higher efficiency.
In order to solve the problems, the utility model provides an underground gas extraction device, which comprises a hydraulic prop, a water storage tank, an exhaust fan and a controller; a telescopic rod is arranged above the hydraulic prop, a bearing table is arranged above the telescopic rod, a first spray pipe is arranged above the bearing table, one end of the first spray pipe is connected with a water storage tank, the first spray pipe is positioned on one side above the water storage tank, and a second spray pipe is arranged on the other side above the water storage tank; the suction fan is positioned on one side of the water storage tank, one side of the suction fan is connected with a connecting pipe, one end of the connecting pipe is connected with a bifurcated pipe, one end of the bifurcated pipe is connected with a first extraction pipe, and the other end of the bifurcated pipe is connected with a second extraction pipe; the hydraulic prop bottom is provided with the gas inductor, the water storage box opposite side is provided with the controller, controller and gas inductor electric connection, the inside extraction pump that is provided with of water storage box, the extraction pump is two sets ofly, two sets of extraction pump top be connected with shower and No. two showers respectively.
Preferably, one end above the water storage tank is connected with a water inlet pipe.
Preferably, the surfaces of the first spray pipe and the second spray pipe are provided with spray heads, and the outer sides of the first spray pipe and the second spray pipe are provided with connecting flanges.
Preferably, the surfaces of the first extraction pipe and the second extraction pipe are provided with extraction ports.
Preferably, the base is connected with below the hydraulic prop, the plummer below is provided with the structure floor and the plummer passes through the structure floor to be connected with the telescopic link.
The above technical scheme of the utility model has following profitable technological effect: the underground gas concentration can be detected through the arranged gas sensor, when the gas concentration reaches the standard, the gas sensor sends a signal to the controller, the controller receives the signal and controls the extraction pump and the exhaust fan to work, thereby realizing automatic operation, the labor intensity of workers is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the underground gas extraction device provided by the present invention;
fig. 2 is a schematic top view of the underground gas extraction device of the present invention;
fig. 3 is a schematic view of the internal structure of the water storage tank in the underground gas extraction device of the present invention.
Reference numerals:
1: a hydraulic prop; 101: a telescopic rod; 102: a bearing table; 103: a structural rib; 104: a base; 2: a water storage tank; 201: a first spray pipe; 202: a shower head; 203: a water inlet pipe; 204: a connecting flange; 205: a second spray pipe; 206: a pump; 3: an exhaust fan; 301: a first extraction pipe; 302: an extraction port; 303: a connecting pipe; 304: a bifurcated tube; 305: a second extraction pipe; 4: a controller; 401: a gas sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the utility model provides an underground gas extraction device, which comprises a hydraulic prop 1, a water storage tank 2, an exhaust fan 3 and a controller 4;
an expansion link 101 is arranged above the hydraulic prop 1, a bearing platform 102 is arranged above the expansion link 101, a first spray pipe 201 is arranged above the bearing platform 102, one end of the first spray pipe 201 is connected with the water storage tank 2, the first spray pipe 201 is positioned on one side above the water storage tank 2, and a second spray pipe 205 is arranged on the other side above the water storage tank 2;
the exhaust fan 3 is positioned on one side of the water storage tank 2, one side of the exhaust fan 3 is connected with a connecting pipe 303, one end of the connecting pipe 303 is connected with a bifurcated pipe 304, one end of the bifurcated pipe 304 is connected with a first extraction pipe 301, and the other end of the bifurcated pipe 304 is connected with a second extraction pipe 305;
hydraulic prop 1 bottom is provided with gas inductor 401, 2 opposite sides of water storage box are provided with controller 4, controller 4 and gas inductor 401 electric connection, the inside extraction pump 206 that is provided with of water storage box 2, extraction pump 206 is two sets of, and is two sets of extraction pump 206 top be connected with shower 201 and No. two shower 205 respectively.
In this embodiment, one end above the water storage tank 2 is connected with a water inlet pipe 203, and the surfaces of the first extraction pipe 301 and the second extraction pipe 305 are both provided with extraction ports 302; the hydraulic support 1 is connected with a base 104 below, a structural rib plate 103 is arranged below the bearing platform 102, and the bearing platform 102 is connected with the telescopic rod 101 through the structural rib plate 103.
In the utility model, the air can be sprayed under the condition that the underground gas concentration exceeds the standard through the arranged spray pipe and the extraction pipe to reduce the content of the gas, meanwhile, the specific gravity of the gas is larger than that of the air, so that the gas can be extracted at the bottom of the roadway by the extraction pipe, the gas can be extracted and dissipated with higher efficiency, the gas can be extracted at two sides of the roadway through the arranged first extraction pipe 301 and the second extraction pipe 305 to increase the extraction efficiency, the gas can be sprayed at two sides of the roadway through the arranged first spray pipe 201 and the second spray pipe 205 to increase the spraying efficiency, the underground gas concentration can be detected through the arranged gas sensor 401, when the gas concentration reaches the standard, the gas sensor 401 sends a signal to be transmitted to the controller 4, the controller 4 receives the signal and then controls the extraction pump 206 and the exhaust fan 3 to work, thereby realizing automatic operation and reducing the labor intensity of workers.
As shown in fig. 2, an expansion link 101 is arranged above the hydraulic prop 1, a bearing platform 102 is arranged above the expansion link 101, a first spray pipe 201 is arranged above the bearing platform 102, one end of the first spray pipe 201 is connected with the water storage tank 2, the first spray pipe 201 is positioned on one side above the water storage tank 2, and a second spray pipe 205 is arranged on the other side above the water storage tank 2;
the utility model discloses a water storage tank, including air exhauster 3, connecting pipe 303, bifurcated pipe 304, No. one extraction pipe 301, bifurcated pipe 304 other end is connected with No. two extraction pipes 305, the air exhauster 3 is located water storage tank 2 one side, 3 one sides of air exhauster are connected with connecting pipe 303, connecting pipe 303 one end is connected with bifurcated pipe 304, bifurcated pipe 304 one end is connected with extraction pipe 301, the bifurcated pipe 304.
In this embodiment, an inlet pipe 203 is connected to one end above the water storage tank 2, and the surfaces of the first extraction pipe 301 and the second extraction pipe 305 are both provided with an extraction opening 302.
It should be noted that, through the extraction pipe 301 and the extraction pipe 305 No. two that set up, can extract the operation in the tunnel both sides to gas, increase extraction efficiency, through the shower 201 and the shower 205 No. two that set up, can spray the operation in the tunnel both sides to gas, can increase spray efficiency, through the inlet tube 203 that sets up, can add water operation to water storage tank 2.
As shown in fig. 1, a telescopic rod 101 is arranged above the hydraulic prop 1, a bearing platform 102 is arranged above the telescopic rod 101, a first spray pipe 201 is arranged above the bearing platform 102, one end of the first spray pipe 201 is connected with the water storage tank 2, the first spray pipe 201 is positioned on one side above the water storage tank 2, and a second spray pipe 205 is arranged on the other side above the water storage tank 2.
In this embodiment, a base 104 is connected to the lower portion of the hydraulic prop 1, a structural rib 103 is arranged below the bearing platform 102, and the bearing platform 102 is connected to the telescopic rod 101 through the structural rib 103.
It should be noted that the hydraulic prop 1 can support the shower pipe, and the length of the shower pipe can be increased or decreased according to the length of the roadway through the connecting flange, so that the use is convenient.
The utility model discloses a theory of operation does: the underground gas concentration can be detected through the arranged gas sensor 401, when the gas concentration reaches the standard, the gas sensor 401 sends a signal to the controller 4, the controller 4 controls the extraction pump 206 and the exhaust fan 3 to work after receiving the signal, thereby realizing automatic operation and reducing the labor intensity of workers
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (5)
1. The utility model provides a gas draw-out device in pit which characterized in that: comprises a hydraulic prop (1), a water storage tank (2), an exhaust fan (3) and a controller (4);
a telescopic rod (101) is arranged above the hydraulic prop (1), a bearing platform (102) is arranged above the telescopic rod (101), a first spray pipe (201) is arranged above the bearing platform (102), one end of the first spray pipe (201) is connected with a water storage tank (2), the first spray pipe (201) is positioned on one side above the water storage tank (2), and a second spray pipe (205) is arranged on the other side above the water storage tank (2);
the suction fan (3) is positioned on one side of the water storage tank (2), one side of the suction fan (3) is connected with a connecting pipe (303), one end of the connecting pipe (303) is connected with a bifurcated pipe (304), one end of the bifurcated pipe (304) is connected with a first extraction pipe (301), and the other end of the bifurcated pipe (304) is connected with a second extraction pipe (305);
hydraulic prop (1) bottom is provided with gas inductor (401), water storage box (2) opposite side is provided with controller (4), controller (4) and gas inductor (401) electric connection, water storage box (2) inside is provided with extraction pump (206), extraction pump (206) are two sets of, two sets of extraction pump (206) top be connected with shower (201) and shower (205) No. two respectively.
2. A downhole gas withdrawal device according to claim 1, wherein a water inlet pipe (203) is connected to the reservoir (2) at an upper end thereof.
3. The underground gas extraction device as recited in claim 1, wherein the first spray pipe (201) and the second spray pipe (205) are provided with spray headers (202) on the surfaces, and the first spray pipe (201) and the second spray pipe (205) are provided with connecting flanges (204) on the outer sides.
4. A downhole gas extraction device according to claim 1, wherein the extraction openings (302) are arranged on the surface of each of the first extraction pipe (301) and the second extraction pipe (305).
5. A downhole gas extraction device according to claim 1, wherein a base (104) is connected below the hydraulic prop (1), wherein a structural rib (103) is arranged below the carrier (102) and the carrier (102) is connected with the telescopic rod (101) by the structural rib (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920753089.7U CN210799030U (en) | 2019-05-23 | 2019-05-23 | Underground gas extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920753089.7U CN210799030U (en) | 2019-05-23 | 2019-05-23 | Underground gas extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210799030U true CN210799030U (en) | 2020-06-19 |
Family
ID=71241281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920753089.7U Expired - Fee Related CN210799030U (en) | 2019-05-23 | 2019-05-23 | Underground gas extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210799030U (en) |
-
2019
- 2019-05-23 CN CN201920753089.7U patent/CN210799030U/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 |
Granted publication date: 20200619 |
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| CF01 | Termination of patent right due to non-payment of annual fee |