CN220667613U - Ventilation device for preventing coal mine gas from exceeding limit - Google Patents
Ventilation device for preventing coal mine gas from exceeding limit Download PDFInfo
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- CN220667613U CN220667613U CN202321640264.4U CN202321640264U CN220667613U CN 220667613 U CN220667613 U CN 220667613U CN 202321640264 U CN202321640264 U CN 202321640264U CN 220667613 U CN220667613 U CN 220667613U
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- gas
- coal mine
- box
- ventilation device
- extraction box
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- 238000009423 ventilation Methods 0.000 title claims abstract description 23
- 239000003245 coal Substances 0.000 title claims abstract description 18
- 238000000605 extraction Methods 0.000 claims abstract description 20
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 3
- 239000000428 dust Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims 1
- 238000000151 deposition Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to the technical field of mine ventilation and discloses a ventilation device for preventing coal mine gas from exceeding the limit, which comprises a fan, wherein an extraction box is fixedly arranged in the fan, a gas transfer box for storage is fixedly connected to the bottom of the extraction box, a gas control valve for exhausting is fixedly arranged on one side of the gas transfer box, a gas tank for inflating is fixedly arranged on one side of the gas control valve, and a support frame for stabilizing is fixedly connected to one side of the gas transfer box. This prevent ventilation unit that colliery gas exceeds limit sets up through the cooperation of extraction box and gas transfer case, can make the structure more stable, protects inside maneuvering adjustment nature, prevents that external interference from blockking the operation, and the transfer case is in closed state in the gas for gas obtains depositing in a large number, has prevented gas leakage, the connection support frame, makes the bottom stabilize in ground, has greatly prevented instability and security in the operation.
Description
Technical Field
The utility model relates to the technical field of mine ventilation, in particular to a ventilation device for preventing coal mine gas from exceeding the limit.
Background
In the production of coal mine enterprises, the safety problem is always focused, particularly high-concentration gas exists in a large amount in the coal mine, once the fire is exposed, the fire and even explosion are inevitably caused, the safety of the coal mine safety operation and the personnel safety of miners are seriously threatened, the problem of discharging the high gas is urgently solved by the coal mine enterprises to ensure the safety of the production process, and the advanced ventilation technology is a necessary means for solving the problem of exceeding the standard of the gas of the high gas mine, so that the method is applied to discussing the gas discharging technology of the high gas mine and provides a related theoretical basis of the ventilation technology for the production of the coal mine enterprises.
The utility model discloses a ventilation device for preventing coal mine gas from exceeding limit, which relates to mine ventilation and comprises a vertically arranged fixed plate, a dust removal air inlet vertically arranged on the fixed plate, a dust removal bent pipe structure connected to the right side of the fixed plate, a connecting air duct vertically arranged on the dust removal bent pipe structure and a fan horizontally sleeved on the connecting air duct.
However, when the utility model is actually used, the following problems exist:
1. the utility model is inconvenient for the stability of the frame, the device can only be used in a fixed area, and no method is available for storing gas;
2. the utility model can not recycle the gas, is inconvenient to use, consumes more manpower resources when the device is used, and has weak practicability.
Disclosure of Invention
(one) solving the technical problems
In order to overcome the defects in the prior art, the utility model provides a ventilation device for preventing coal mine gas from exceeding the limit, which solves the problems in the prior art that:
1. the utility model is inconvenient for the stability of the frame, the device can only be used in a fixed area, and no method is available for storing gas;
2. the utility model can not recycle the gas, is inconvenient to use, consumes more manpower resources when the device is used, and has weak practicability.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a prevent ventilation unit that colliery gas exceeds limit, includes the fan of inside fixed mounting has the extraction box, the bottom fixedly connected with of extraction box is used for the gas transfer case of storing, one side fixed mounting of gas transfer case has the accuse pneumatic valve that is used for bleeding, one side fixed mounting of accuse pneumatic valve has the gas jar that is used for aerifing, one side fixed connection of gas transfer case is used for stable support frame.
Optionally, a handle for pulling is fixedly installed on the top of the extraction box, and a pressure gauge for detection is fixedly installed on the top of the extraction box.
Optionally, a filter cover for dust prevention is fixedly arranged on one side of the fan, an auxiliary air bar is fixedly arranged on one side of the fan, and an engine for running is fixedly arranged on one side of the air bar.
Optionally, a valve for opening and closing is fixedly arranged at the top of the air control valve, and an exhaust pound for dredging is fixedly arranged at one side of the valve.
Optionally, the top fixed mounting of support frame has the firm piece that is used for connecting, the top fixed mounting of firm piece has the semicircle frame that is used for supporting.
Optionally, a breather pipe for output is fixedly connected with one side of the gas tank, and a compression-resistant disc for protection is fixedly connected with one side of the gas tank.
(III) beneficial effects
The utility model provides a ventilation device for preventing coal mine gas from exceeding the limit, which has the following beneficial effects:
1. this prevent ventilation unit that colliery gas exceeds limit sets up through the cooperation of extraction box and gas transfer case, can make the structure more stable, protects inside maneuvering adjustment nature, prevents that external interference from blockking the operation, and the transfer case is in closed state in the gas for gas obtains depositing in a large number, has prevented gas leakage, the connection support frame, makes the bottom stabilize in ground, has greatly prevented instability and security in the operation.
2. This prevent ventilation unit that colliery gas exceeds limit sets up through the cooperation of accuse pneumatic valve and gas jar, can make the gas open to the gas jar through the direct connection of control valve when putting outward and use, and the gas that comes by the fan drive obtains fine planning for the gas is stored in the gas jar here, and it has convenient and fast nature to handle, does not influence holistic harmony.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
FIG. 3 is a schematic diagram of a control valve according to the present utility model;
FIG. 4 is a schematic diagram of the explosion structure of the blower of the present utility model;
in the figure: 1. extracting the box; 2. a blower; 3. a gas control valve; 4. a gas transfer box; 5. a support frame; 6. a gas tank; 7. a handle; 8. a pressure gauge; 9. a filter cover; 10. a wind rod; 11. an engine; 12. a valve; 13. an exhaust pound; 14. a stabilizing block; 15. a semicircular frame; 16. a vent pipe; 17. pressure-resistant discs.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
referring to fig. 2, the present utility model provides a technical solution: in order to make the device more convenient for the preservation of the gas when in use, a ventilation device for preventing the gas of the coal mine from exceeding the limit is provided with a device extraction box 1 and a gas transfer box 4;
including inside fixed mounting has the fan 2 of extraction box 1, the bottom fixedly connected with of extraction box 1 is used for storing gas transfer case 4, the top fixed mounting of extraction box 1 has the handle 7 that is used for the pulling, the top fixed mounting of extraction box 1 has the manometer 8 that is used for detecting, therefore handle 7 can make things convenient for the device transport when using for the device is convenient for remove more, through manometer 8's setting, consequently can be accurate know the degree of bearing of gas, thereby reach better differentiation.
Embodiment two:
referring to fig. 3 and 4, in order to enable the gas to be discharged in the next step after being extracted during use, a device fan 2 and a gas control valve 3 are arranged;
the device comprises a fan 2, an extraction box 1 is fixedly arranged in the fan 2, a gas control valve 3 for exhausting is fixedly arranged on one side of a gas transfer box 4, a filter cover 9 for dust prevention is fixedly arranged on one side of the fan 2, an auxiliary air bar 10 is fixedly arranged on one side of the fan 2, an engine 11 for running is fixedly arranged on one side of the air bar 9, a valve 12 for opening and closing is fixedly arranged at the top of the gas control valve 3, an exhaust pound 13 for dredging is fixedly arranged on one side of the valve 12, therefore, the filter cover 9 prevents invasion of external sundries during use, purity of gas is determined, the gas is sucked in when the air bar 10 is driven by the engine 11 to run, the flow direction of the gas is determined by controlling the gas communication valve 12 through the gas discharge pound 13, and the stability of the gas is greatly ensured.
Embodiment III:
referring to fig. 2, for the purpose of making the whole more stable, a device support 5 and a gas tank 6 are provided;
including one side fixed mounting of accuse pneumatic valve 3 has the gas jar 6 that is used for aerifing, one side fixed connection of gas transfer case 4 is used for stable support frame 5, the top fixed mounting of support frame 5 has the firm piece 14 that is used for connecting, the top fixed mounting of firm piece 14 has the semicircle frame 15 that is used for supporting, one side fixedly connected with of gas jar 6 is used for the breather pipe 16 of output, one side fixedly connected with of gas jar 6 is used for the resistance to compression dish 17 of protection, therefore semicircle frame 15 and firm piece 14 have stabilized the stability of top gas jar 6 to a great extent when using, prevent to turn on one's side, the use of breather pipe 16 makes the outside emission of gas in gas jar 6, reach the conveying effect, resistance to compression dish 17 prevents the damage of gas jar 6 when using, thereby reach the interlock effect.
The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.
In the utility model, the working steps of the device are as follows:
firstly, under the drive of an engine 11, a wind rod 10 rotates along with the wind rod, a fan 2 removes impurities through a filter cover 9, extracts gas, sucks gas into an extraction box 1, communicates with a bottom gas middle rotating box 4, checks a pressure gauge 8 to see whether the gas is required to be discharged, then absorbs the gas through an exhaust pound 13, is connected with a vent pipe 16 through a valve 12 to convey the gas into a gas tank 6, and is circulated and repeatedly used, and after the gas tank is filled with the gas, the valve 12 is closed for replacement.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevent ventilation unit that colliery gas exceeds limit, includes fan (2) that inside fixed mounting had extraction box (1), its characterized in that: the gas extraction box is characterized in that the bottom of the extraction box (1) is fixedly connected with a gas transfer box (4) for storage, one side of the gas transfer box (4) is fixedly provided with a gas control valve (3) for exhausting, one side of the gas control valve (3) is fixedly provided with a gas tank (6) for inflating, and one side of the gas transfer box (4) is fixedly connected with a support frame (5) for stabilizing.
2. A ventilation device for preventing coal mine gas overrun as claimed in claim 1, wherein: the top of extraction box (1) is fixed mounting and is used for handle (7) of pulling, the top fixed mounting of extraction box (1) has manometer (8) that are used for detecting.
3. A ventilation device for preventing coal mine gas overrun as claimed in claim 1, wherein: one side of the fan (2) is fixedly provided with a filtering cover (9) for dust prevention, one side of the fan (2) is fixedly provided with an auxiliary air rod (10), and one side of the air rod (10) is fixedly provided with an engine (11) for running.
4. A ventilation device for preventing coal mine gas overrun as claimed in claim 1, wherein: the top of the air control valve (3) is fixedly provided with a valve (12) for opening and closing, and one side of the valve (12) is fixedly provided with an exhaust pound (13) for dredging.
5. A ventilation device for preventing coal mine gas overrun as claimed in claim 1, wherein: the top of support frame (5) fixed mounting has firm piece (14) that are used for the connection, the top fixed mounting of firm piece (14) has semicircle frame (15) that are used for the support.
6. A ventilation device for preventing coal mine gas overrun as claimed in claim 1, wherein: one side fixedly connected with of gas jar (6) is used for breather pipe (16) of output, one side fixedly connected with of gas jar (6) is used for the resistance to compression dish (17) of protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321640264.4U CN220667613U (en) | 2023-06-26 | 2023-06-26 | Ventilation device for preventing coal mine gas from exceeding limit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321640264.4U CN220667613U (en) | 2023-06-26 | 2023-06-26 | Ventilation device for preventing coal mine gas from exceeding limit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220667613U true CN220667613U (en) | 2024-03-26 |
Family
ID=90344468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321640264.4U Active CN220667613U (en) | 2023-06-26 | 2023-06-26 | Ventilation device for preventing coal mine gas from exceeding limit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220667613U (en) |
-
2023
- 2023-06-26 CN CN202321640264.4U patent/CN220667613U/en active Active
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