CN216241486U - Air guide device for coal mine ventilator - Google Patents
Air guide device for coal mine ventilator Download PDFInfo
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- CN216241486U CN216241486U CN202122866868.8U CN202122866868U CN216241486U CN 216241486 U CN216241486 U CN 216241486U CN 202122866868 U CN202122866868 U CN 202122866868U CN 216241486 U CN216241486 U CN 216241486U
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Abstract
The utility model discloses an air guide device for a coal mine ventilator, which changes the ventilation direction by controlling the sliding of an air guide plate so as to dilute local toxic and harmful gases, and is characterized in that a fixed boss is arranged on an air outlet cylinder, the fixed boss is of an annular structure, the fixed boss and the air outlet cylinder are integrally formed, a plurality of fastening bolts are equidistantly arranged at the edge of the fixed boss, an annular sliding groove is formed in the middle of the fixed boss, a sliding plate is slidably arranged in the annular sliding groove, the sliding plate is of an annular structure, an arc-shaped air guide plate is arranged on the sliding plate, one side of the arc-shaped air guide plate is fixedly connected with the sliding plate, the other side of the arc-shaped air guide plate extends towards the central line direction of the air outlet cylinder, and the included angle between the arc-shaped air guide plate and the sliding plate is 45-60 degrees.
Description
Technical Field
The utility model discloses an air guide device for a coal mine ventilator, relates to an air guide device for a coal mine ventilator, and belongs to the field of coal mine equipment. In particular to an air guide device for a ventilator, which changes the ventilation direction by controlling the sliding of an arc-shaped air guide plate so as to dilute local toxic and harmful gases.
Background
When the colliery is in the pit under the well entry, need ventilate the tunnelling working face, provide fresh air and constantly dilute and get rid of the harmful gas that coal (rock) body gushed for this department operating personnel, current ventilation blower is fixed structure mostly, can only one-way towards fixed direction ventilate when carrying out the work, when local poisonous and harmful gas concentration is too high, it can't change the ventilation direction and dilutes specific area's poisonous and harmful gas, arouse easily that take place incident such as gas explosion, can threaten coal mine workman's personal safety and healthy production.
The publication number CN213510702U discloses a ventilation device for coal mining, which comprises a ventilator and a ventilator moving device, wherein a telescopic ventilation pipe is arranged at the air outlet of the ventilator, a transmission cord is fixedly connected to the top of the ventilator, the transmission cord is wound outside a reel, the reel is fixedly connected with one end of a rotating shaft, the other end of the rotating shaft is fixedly connected with a rotating handle, but the ventilation device can only ventilate towards a fixed direction in a one-way mode when working, the ventilation direction of the ventilation device cannot be changed, toxic and harmful gas in a specific area cannot be diluted, safety accidents such as gas explosion and the like are easily caused, and the personal safety and health of coal miners can be threatened.
Disclosure of Invention
In order to improve the situation, the utility model provides an air guide device for a coal mine ventilator, which changes the ventilation direction by controlling the sliding of an air guide plate so as to dilute local toxic and harmful gases.
The utility model relates to an air guide device for a coal mine ventilator, which is realized by the following steps: the utility model relates to an air guide device for a coal mine ventilator, which consists of an arc-shaped air deflector, an annular chute, an air outlet cylinder, a positioning hole, a fixed boss and a sliding plate, wherein the air outlet cylinder is provided with the fixed boss which is of an annular structure, the fixed boss and the air outlet cylinder are integrally formed, the edge of the fixed boss is equidistantly provided with a plurality of fastening bolts, the middle part of the fixed boss is provided with the annular chute, the sliding plate is slidably arranged in the annular chute, the sliding plate is of an annular structure and is arranged on the sliding plate, one side of the arc-shaped air deflector is fixedly connected with the sliding plate, the other side of the arc-shaped air deflector extends towards the central line direction of the air outlet cylinder, and the included angle between the arc-shaped air deflector and the sliding plate is 45-60 degrees;
furthermore, an air deflector is added on the sliding plate at a position opposite to the arc-shaped air deflector, one side of the newly added air deflector is fixedly connected with the sliding plate, the other side of the newly added air deflector extends in a direction away from the central line of the air outlet cylinder, and the included angle between the newly added air deflector and the sliding plate is 45-60 degrees;
furthermore, the arc-shaped air deflector is replaced by an inclined air guide barrel, the inclined air guide barrel is divided into an upper part and a lower part, the lower part of the inclined air guide barrel is of a straight barrel structure and is fixedly connected with the sliding plate, the upper part of the inclined air guide barrel is of an inclined barrel structure, and an included angle between the central line of the upper part of the inclined air guide barrel and the central line of the lower part of the inclined air guide barrel is 30 degrees.
Has the beneficial effects.
Firstly, the ventilation direction is changed by controlling the arc-shaped air deflector to slide.
Secondly, the structure is simple, convenient and practical.
Thirdly, the cost is low, and the popularization is convenient.
Drawings
Fig. 1 is a three-dimensional structural view of an air guide device for a coal mine ventilator;
fig. 2 is a schematic structural view of an air guide device for a coal mine ventilator according to the present invention;
fig. 3 is a perspective structural view of an air guide device for a coal mine ventilator according to an embodiment 2 of the present invention;
fig. 4 is a perspective view of an air guide device for a coal mine ventilation machine according to embodiment 3 of the present invention.
In the attached drawings
Wherein the method comprises the following steps: the air guide device comprises an arc-shaped air deflector 1, an annular chute 2, an air outlet cylinder 3, a positioning hole 4, a fixed boss 5, a sliding plate 6 and an air guide inclined cylinder 7.
The specific implementation mode is as follows:
example 1:
the utility model relates to an air guide device for a coal mine ventilator, which is realized by the following steps: the utility model relates to an air guide device for a coal mine ventilator, which consists of an arc-shaped air guide plate 1, an annular chute 2, an air outlet cylinder 3, a positioning hole 4, a fixed boss 5 and a sliding plate 6, wherein the air outlet cylinder 3 is provided with the fixed boss 5, the fixed boss 5 is in an annular structure, the fixed boss 5 and the air outlet cylinder 3 are integrally formed, the edge of the fixed boss 5 is equidistantly provided with a plurality of fastening bolts, the middle part of the fixed boss 5 is provided with the annular chute 2, the sliding plate 6 is slidably arranged in the annular chute 2, the sliding plate 6 is in an annular structure, the arc-shaped air guide plate 1 is arranged on the sliding plate 6, one side of the arc-shaped air guide plate 1 is fixedly connected with the sliding plate 6, the other side of the arc-shaped air guide plate 1 extends towards the central line direction of the air outlet cylinder 3, and the included angle between the arc-shaped air guide plate 1 and the sliding plate 6 is 45-60 degrees;
when the mine underground tunneling machine is used, the air outlet barrel 3 is arranged at an air outlet of the ventilator, when the concentration of local gas or other harmful gases is high, a worker can slide in the annular chute 2 to a required position by shifting the arc-shaped air deflector 1 and fix the arc-shaped air deflector through the fastening bolt, the ventilation direction is adjusted through the flow guiding effect of the arc-shaped air deflector 1, ventilation is carried out in one direction, then the local toxic and harmful gases in a mine are diluted, and the underground tunneling working space can be ventilated in multiple directions through the circumferential sliding of the arc-shaped air deflector 1;
example 2:
this example differs from example 1 in that: an air deflector is added on the sliding plate 6 at a position opposite to the arc-shaped air deflector 1, one side of the newly added air deflector is fixedly connected with the sliding plate 6, the other side of the newly added air deflector extends in a direction far away from the central line of the air outlet cylinder 3, and the included angle between the newly added air deflector and the sliding plate 6 is 45-60 degrees; when in use, the area of the air deflector can be increased, and the air guiding range is expanded;
example 3:
this example differs from example 1 in that: the arc-shaped air deflector 1 is replaced by an air guide inclined cylinder 7, the air guide inclined cylinder 7 is divided into an upper part and a lower part, the lower part of the air guide inclined cylinder 7 is of a straight cylinder structure and is fixedly connected with a sliding plate 6, the upper part of the air guide inclined cylinder 7 is of an inclined cylinder structure, and an included angle between the central line of the upper part and the central line of the lower part of the air guide inclined cylinder 7 is 30 degrees; when in use, the area of the air deflector can be increased, and the air guiding range is expanded;
the arc-shaped air deflector 1 and the sliding plate 6 are matched with the annular sliding chute 2, so that the arc-shaped air deflector 1 can slide in the sliding chute, and the ventilation direction is changed by controlling the arc-shaped air deflector 1, thereby diluting local toxic and harmful gases;
the fixed boss 5 and the air outlet cylinder 3 are integrally formed, no gap is generated, and the air flow of the ventilator can completely flow through the arc-shaped air deflector 1 to be guided after passing through the air outlet cylinder 3;
the purpose of changing the ventilation direction by controlling the air deflector to slide so as to dilute local toxic and harmful gases is achieved.
It should be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted," "connected" and "connected" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a detachable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (6)
1. The utility model provides a wind guiding device for colliery ventilation machine which characterized by: the air outlet cylinder is provided with a fixed boss which is of an annular structure, a plurality of fastening bolts are arranged at the edge of the fixed boss at equal intervals, the middle part of the fixed boss is provided with the annular chute, the sliding plate is arranged in the annular chute in a sliding mode, the arc air deflector is arranged on the sliding plate, one side of the arc air deflector is fixedly connected with the sliding plate, and the other side of the arc air deflector extends towards the central line direction of the air outlet cylinder.
2. The wind guide device for the coal mine ventilation machine according to claim 1, wherein a wind guide plate is added to the sliding plate at a position opposite to the arc-shaped wind guide plate, one side of the newly added wind guide plate is fixedly connected with the sliding plate, the other side of the newly added wind guide plate extends away from the central line direction of the wind outlet barrel, and an included angle between the newly added wind guide plate and the sliding plate is 45 degrees to 60 degrees.
3. The air guide device for the coal mine ventilator as claimed in claim 1, wherein the arc-shaped air deflector is replaced by an inclined air guide tube, the inclined air guide tube is divided into an upper part and a lower part, the lower part of the inclined air guide tube is of a straight tube structure and is fixedly connected with a sliding plate, the upper part of the inclined air guide tube is of an inclined tube structure, and an included angle between a central line of the upper part and a central line of the lower part of the inclined air guide tube is 30 degrees.
4. The wind guide device for the coal mine ventilator according to claim 1, wherein an included angle between the arc-shaped wind guide plate and the sliding plate is 45 degrees to 60 degrees.
5. The wind guide device for the coal mine ventilation machine according to claim 1, wherein the sliding plate is of an annular structure.
6. The wind guide device for the coal mine ventilator as claimed in claim 1, wherein the fixing boss and the wind outlet barrel are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122866868.8U CN216241486U (en) | 2021-11-22 | 2021-11-22 | Air guide device for coal mine ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122866868.8U CN216241486U (en) | 2021-11-22 | 2021-11-22 | Air guide device for coal mine ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216241486U true CN216241486U (en) | 2022-04-08 |
Family
ID=80954134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122866868.8U Active CN216241486U (en) | 2021-11-22 | 2021-11-22 | Air guide device for coal mine ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216241486U (en) |
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2021
- 2021-11-22 CN CN202122866868.8U patent/CN216241486U/en active Active
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