CN219548894U - Underground ventilation device for coal mine - Google Patents
Underground ventilation device for coal mine Download PDFInfo
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- CN219548894U CN219548894U CN202320510722.6U CN202320510722U CN219548894U CN 219548894 U CN219548894 U CN 219548894U CN 202320510722 U CN202320510722 U CN 202320510722U CN 219548894 U CN219548894 U CN 219548894U
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- ventilation
- ventilation device
- coal mine
- placing cabinet
- filter screen
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Abstract
The utility model discloses a ventilation device in a coal mine, which comprises: the ventilation device comprises a ventilation device body, wherein the lower end of the ventilation device body is provided with supporting legs, an oxidant placing cabinet is arranged in the ventilation device body, and ventilation holes are formed in the oxidant placing cabinet; the handle is arranged at the front end of the air hole, the lower side of the air hole is provided with a catalyst placing cabinet, the lower side of the catalyst placing cabinet is provided with a ventilation pipe, and the inner end of the ventilation pipe is provided with a supporting plate; the limiting plate is arranged at the inner end of the supporting plate, and the outer end of the limiting plate is provided with a connecting assembly, and the connecting assembly comprises a filter screen body, a connecting block and a filter plate body. This colliery ventilation unit in pit, it is convenient for colliery ventilation unit is washd inside filter screen plate after ventilation, simultaneously, is convenient for carry out ventilation operation to colliery in the pit to and avoid harmful gas direct emission to in the air.
Description
Technical Field
The utility model relates to the technical field of coal mine wells, in particular to a coal mine underground ventilation device.
Background
In the coal mining process, ventilation operation is required to be carried out on a coal mine well, the occurrence of construction danger caused by accumulation of harmful gas in the coal mine well is avoided, ventilation devices of the coal mine well used in the market hardly carry out multiple filtration on ventilated gas, the gas quality discharged into the air is not up to the standard, and the air quality is reduced, so that the design of a novel ventilation device of the coal mine well is very important, such as:
the utility model discloses a colliery ventilation unit in pit, including air pipe, installation base and water tank, be provided with the connecting piece on the air pipe, be provided with connecting bolt on the connecting piece, connecting piece one side is provided with the wind pocket, the air pipe opposite side is provided with the air exit. The beneficial effects are that: according to the utility model, the water tank, the ultrasonic atomizer, the connecting port, the water pipe and the valve are arranged, so that the water vapor atomized by the ultrasonic atomizer can be sent out of the ventilation pipeline together when the ventilation device ventilates, dust in the air can be reduced, the practicability of the ventilation device is improved, the connecting piece, the connecting bolt and the air bag are arranged, the air bag can be taken down by unscrewing the connecting bolt, the motor and the exhaust fan are exposed in the visual field of a worker, the inspection and replacement of the motor and the exhaust fan are facilitated for the worker, and the working strength of the worker is reduced.
However, the prior art solutions described above have the following drawbacks: the ventilation device for the coal mine is inconvenient to clean the filter screen plate inside the ventilation device for the coal mine after ventilation is finished, meanwhile, the ventilation operation for the inside of the coal mine is inconvenient, and harmful gas is difficult to avoid being directly discharged into the air, so that the ventilation device for the coal mine is provided for solving the problems.
Disclosure of Invention
The utility model aims to provide a coal mine underground ventilation device, which solves the problems that the coal mine underground ventilation device is inconvenient to clean an internal filter screen plate after ventilation is finished, meanwhile, the ventilation operation is inconvenient to be carried out on the inside of a coal mine well, and harmful gas is difficult to be prevented from being directly discharged into the air.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a coal mine underground ventilation apparatus, comprising:
the ventilation device comprises a ventilation device body, wherein the lower end of the ventilation device body is provided with supporting legs, the upper end of the ventilation device body is provided with an exhaust fan, the inside of the ventilation device body is provided with an oxidant placing cabinet, and the inside of the oxidant placing cabinet is provided with ventilation holes;
the handle is arranged at the front end of the air hole, the lower side of the air hole is provided with a catalyst placing cabinet, the lower side of the catalyst placing cabinet is provided with a ventilation pipe, and the inner end of the ventilation pipe is provided with a supporting plate;
the limiting plate is arranged at the inner end of the supporting plate, the outer end of the limiting plate is provided with a connecting assembly, the connecting assembly comprises a filter screen body, a connecting block and a filter plate body, the inner end of the connecting assembly is provided with a connecting bolt, and the outer end of the connecting bolt is provided with an anti-collision block.
Preferably, the ventilation device body is in sliding connection with the oxidant placing cabinet and the catalyst placing cabinet, and the ventilation holes are arranged on the oxidant placing cabinet at equal intervals.
Preferably, the ventilation pipe is in threaded connection with the ventilation device body, and the ventilation pipe is positioned at the right lower end of the middle part of the ventilation device body.
Preferably, the supporting plate is arranged at equal angles with respect to the center of the limiting plate, and the limiting plate is relatively clamped and connected with the filter screen body.
Preferably, the outer end of limiting plate is provided with the filter screen body, and the lower extreme of filter screen body is connected with the connecting block to the inner of connecting block is provided with the filter body.
Preferably, the diameter of the filter screen body is smaller than that of the ventilation pipe, and the diameter of the opening inside the filter screen body is smaller than that of the opening inside the filter plate body.
Preferably, the connecting block is in opposite clamping connection with the anti-collision block, and the anti-collision block is in a trapezoid structure.
Preferably, the connecting bolts are arranged at equal angles with respect to the center of the connecting block, and the connecting bolts are in threaded connection with the connecting block and the anti-collision block respectively.
Compared with the prior art, the utility model has the beneficial effects that: the underground coal mine ventilation device is convenient for cleaning the filter screen plate in the underground coal mine ventilation device after ventilation is finished, and simultaneously, is convenient for ventilation operation in the underground coal mine and avoids direct discharge of harmful gas into the air;
1. the filter screen is provided with a connecting bolt, a supporting plate and a limiting plate, wherein the connecting bolt, the supporting plate and the limiting plate are arranged at equal angles relative to the center of the limiting plate, the limiting plate is connected with the filter screen body in a relatively clamping manner, the diameter of the filter screen body is smaller than that of the ventilation pipe, the diameter of an opening in the filter screen body is smaller than that of an opening in the filter screen body, and the ventilation device of a coal mine can carry out multistage filtration on the entering gas conveniently;
2. the ventilation device is characterized by comprising ventilation holes, an exhaust fan and a ventilation device body, wherein the ventilation device body is in sliding connection with the oxidant placing cabinet and the catalyst placing cabinet, the ventilation holes are arranged on the oxidant placing cabinet at equal intervals, ventilation operation is conveniently carried out in a coal mine well, and meanwhile harmful gas is prevented from being directly discharged into the air;
3. the connecting assembly, the ventilation pipe and the anti-collision block are arranged, the ventilation pipe is in threaded connection with the ventilation device body relatively, the ventilation pipe is located at the middle part of the ventilation device body and is connected with the anti-collision block in a relatively clamped mode, the anti-collision block is of a trapezoid structure, the connecting bolt is arranged at equal angles relative to the center of the connecting block, the connecting bolt is in threaded connection with the connecting block and the anti-collision block relatively, and the coal mine ventilation device is convenient to clean the inner filter screen plate after ventilation is finished.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
FIG. 3 is a schematic view showing the structure of the connection of the filter screen body and the support plate;
fig. 4 is a schematic view showing the bottom view of the connection of the connecting bolt and the connecting block according to the present utility model.
In the figure: 1. a ventilation device body; 2. support legs; 3. an exhaust fan; 4. an oxidant placing cabinet; 5. ventilation holes; 6. a handle; 7. a catalyst placement cabinet; 8. a ventilation pipe; 9. a support plate; 10. a limiting plate; 11. a connection assembly; 1101. a filter screen body; 1102. a connecting block; 1103. a filter plate body; 12. a connecting bolt; 13. an anti-collision block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-4, the present utility model provides a technical solution: a coal mine underground ventilation apparatus, comprising: the ventilation device comprises a ventilation device body 1, wherein a supporting leg 2 is arranged at the lower end of the ventilation device body 1, an exhaust fan 3 is arranged at the upper end of the ventilation device body 1, an oxidant placing cabinet 4 is arranged in the ventilation device body 1, and an air hole 5 is formed in the oxidant placing cabinet 4; the handle 6 is arranged at the front end of the ventilation hole 5, the lower side of the ventilation hole 5 is provided with a catalyst placing cabinet 7, the lower side of the catalyst placing cabinet 7 is provided with a ventilation pipe 8, and the inner end of the ventilation pipe 8 is provided with a supporting plate 9; the limiting plate 10 is arranged at the inner end of the supporting plate 9, the outer end of the limiting plate 10 is provided with a connecting assembly 11, the connecting assembly 11 comprises a filter screen body 1101, a connecting block 1102 and a filter plate body 1103, the inner end of the connecting assembly 11 is provided with a connecting bolt 12, and the outer end of the connecting bolt 12 is provided with an anti-collision block 13, and the connecting bolt 12 and the connecting plate are combined to form the underground coal mine ventilation device.
As shown in fig. 1, fig. 3 and fig. 4, the supporting plate 9 is arranged at an equal angle with respect to the center of the limiting plate 10, the limiting plate 10 is relatively clamped with the filter screen body 1101, the diameter of the filter screen body 1101 is smaller than that of the ventilation pipe 8, the diameter of the opening inside the filter screen body 1101 is smaller than that of the opening inside the filter screen body 1103, the connecting block 1102 is relatively clamped with the anti-collision block 13, the anti-collision block 13 is in a trapezoid structure, the connecting bolt 12 is arranged at an equal angle with respect to the center of the connecting block 1102, the connecting bolt 12 is relatively in threaded connection with the connecting block 1102 and the anti-collision block 13, the filter screen body 1101 at the upper end of the connecting block 1102 is clamped with the limiting plate 10, the connecting bolt 12 is screwed tightly, the connecting block 1102 and the anti-collision block 13 are connected through the connecting bolt 12, the ventilation pipe 8 is screwed into the ventilation device body 1 at the right lower middle end, the connection of the coal mine filtering device is completed, and the cleaning of the internal filter screen after the ventilation of the coal mine is finished.
As shown in fig. 1 and 2, the ventilation device body 1 is in sliding connection with the oxidant placing cabinet 4 and the catalyst placing cabinet 7, the ventilation holes 5 are arranged on the oxidant placing cabinet 4 at equal intervals, the ventilation pipe 8 is in threaded connection with the ventilation device body 1, the ventilation pipe 8 is positioned at the right lower end of the middle part of the ventilation device body 1, the supporting legs 2 are placed on the ground of a coal mine, the ventilation pipe 8 and the anti-collision block 13 extend into the coal mine, the exhaust fan 3 is opened, so that air in the coal mine is conveyed to the inside of the ventilation device body 1 through the inner wall of the ventilation pipe 8 after passing through the filter plate body 1103 and the filter screen body 1101, is discharged from the exhaust fan 3 after being reacted through the catalyst placing cabinet 7 and the inside of the oxidant placing cabinet 4 through the ventilation holes 5, ventilation operation is convenient to be carried out in the coal mine, and meanwhile harmful gas is prevented from being directly discharged into the air.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. A coal mine underground ventilation device, comprising:
the ventilation device comprises a ventilation device body, wherein the lower end of the ventilation device body is provided with supporting legs, the upper end of the ventilation device body is provided with an exhaust fan, the inside of the ventilation device body is provided with an oxidant placing cabinet, and the inside of the oxidant placing cabinet is provided with ventilation holes;
the handle is arranged at the front end of the air hole, the lower side of the air hole is provided with a catalyst placing cabinet, the lower side of the catalyst placing cabinet is provided with a ventilation pipe, and the inner end of the ventilation pipe is provided with a supporting plate;
the limiting plate is arranged at the inner end of the supporting plate, the outer end of the limiting plate is provided with a connecting assembly, the connecting assembly comprises a filter screen body, a connecting block and a filter plate body, the inner end of the connecting assembly is provided with a connecting bolt, and the outer end of the connecting bolt is provided with an anti-collision block.
2. A coal mine underground ventilation apparatus as claimed in claim 1, wherein: the ventilation device body is in sliding connection with the oxidant placing cabinet and the catalyst placing cabinet, and the ventilation holes are arranged on the oxidant placing cabinet at equal intervals.
3. A coal mine underground ventilation apparatus as claimed in claim 1, wherein: the ventilation pipe is in threaded connection with the ventilation device body relatively, and the ventilation pipe is positioned at the right lower end of the middle part of the ventilation device body.
4. A coal mine underground ventilation apparatus as claimed in claim 1, wherein: the backup pad is equiangular setting about the center of limiting plate, and limiting plate and the relative block of filter screen body are connected.
5. A coal mine underground ventilation apparatus as claimed in claim 1, wherein: the outer end of limiting plate is provided with the filter screen body, and the lower extreme of filter screen body is connected with the connecting block to the inner of connecting block is provided with the filter body.
6. A coal mine underground ventilation apparatus as claimed in claim 5, wherein: the diameter of the filter screen body is smaller than that of the ventilation pipe, and the diameter of the opening inside the filter screen body is smaller than that of the opening inside the filter plate body.
7. A coal mine underground ventilation apparatus as claimed in claim 5, wherein: the connecting block is connected with the anti-collision block in a relatively clamping manner, and the anti-collision block is of a trapezoid structure.
8. A coal mine underground ventilation apparatus as claimed in claim 1, wherein: the connecting bolts are arranged at equal angles relative to the center of the connecting block, and the connecting bolts are in threaded connection with the connecting block and the anti-collision block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320510722.6U CN219548894U (en) | 2023-03-16 | 2023-03-16 | Underground ventilation device for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320510722.6U CN219548894U (en) | 2023-03-16 | 2023-03-16 | Underground ventilation device for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219548894U true CN219548894U (en) | 2023-08-18 |
Family
ID=87729119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320510722.6U Active CN219548894U (en) | 2023-03-16 | 2023-03-16 | Underground ventilation device for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219548894U (en) |
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2023
- 2023-03-16 CN CN202320510722.6U patent/CN219548894U/en active Active
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