CN216342902U - A portable fan for coal mine production - Google Patents
A portable fan for coal mine production Download PDFInfo
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- CN216342902U CN216342902U CN202120757204.5U CN202120757204U CN216342902U CN 216342902 U CN216342902 U CN 216342902U CN 202120757204 U CN202120757204 U CN 202120757204U CN 216342902 U CN216342902 U CN 216342902U
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- fan
- brake
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Abstract
The utility model discloses a movable fan for coal mine production, which comprises a fan for blowing in a rock roadway, wherein a single hanging rail for controlling the fan to transversely move is arranged at the top of the fan, a rotating shaft of the fan is hung at the bottom of the single hanging rail, a pneumatic control brake device is arranged at the end part of the fan, the brake device and a control switch of the single hanging rail are both arranged in a control chamber at the background, an air valve is arranged in the control switch of the brake device, and the brake device is controlled to brake the fan to start and stop by controlling the air valve.
Description
Technical Field
The utility model belongs to the field of coal mine production, and particularly relates to a movable fan for coal mine production.
Background
A dust removal fan for rock roadway tunneling construction is hung on a monorail hanging beam by four groups of pulley blocks, and the dust removal fan needs to be moved forwards every 10m along with tunneling extension. The dust removal fan is used in a 7703 bottom drawing roadway in a Zhouzhuang mine construction area, the roadway is averagely constructed in 8 degrees of going up mountains, the forward moving dust removal fan needs to be slowly moved by pulling a 5T chain block forwards, the chain block can be pulled forwards by 2m at each time, the point changing is needed to continue to be pulled forwards, 2 hours of time is needed for moving the once dust removal fan, 2-3 persons are needed for cooperation operation, the labor intensity of workers is high, the working efficiency is low, the manpower and time cost are greatly occupied, the head-on tunneling construction is influenced, the manual block is used for pulling the forward moving dust removal fan, great risks exist, the connection point is not firm or the operation and the matching are not proper, and people accidents are easily injured due to downward sliding.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a movable fan which is convenient to control and is used for coal mine production.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a portable fan for coal mine production, is including the fan that is used for the rock gangway to blow, and the fan top is provided with the single track that hangs that is used for controlling its lateral shifting, and the pivot of fan hangs in the orbital bottom of single hanging, is provided with pneumatic control's arresting gear at the tip of this fan, and arresting gear and the orbital control switch of single hanging all set up in the control room at the background, are provided with the pneumatic valve in arresting gear's the control switch, controls arresting gear braking fan through the control pneumatic valve and opens and stop.
The utility model discloses a movable fan for coal mine production, wherein a braking device comprises a pneumatic internal contracting brake and a braking mechanism, the pneumatic internal contracting brake and the braking mechanism are arranged on a rotating shaft of the fan side by side, an air valve and a fixing part are arranged in the pneumatic internal contracting brake, and the pneumatic internal contracting brake is fixed with the fan through the fixing part.
The utility model discloses a movable fan for coal mine production, which comprises a first brake arm and a second brake arm which are arranged at two ends of a fan rotating shaft and a fixed block arranged at the side part, wherein a brake cylinder body is arranged at the side part of the second brake arm, a telescopic brake pull wire is arranged in the brake cylinder body, and the top end of the brake pull wire, which bypasses the fan rotating shaft, is connected with the fixed block arranged at one side of the first brake arm.
The utility model discloses a movable fan for coal mine production, which adopts a dry dust removal fan with the model of KCG-500D, and the total weight of the fan is 3 tons.
The utility model discloses a movable fan for coal mine production, and a single-hanging rail adopts a pneumatic single-rail crane with the model of DQD 20.
The utility model discloses a movable fan for coal mine production, wherein the movable output end of a single-hanging track is fixed at two ends of a fan rotating shaft.
Adopt this technical scheme, use pneumatic single track to hang the drive and move dust exhausting fan, can realize that the fan is whole to be moved forward or backward freely, through controlling operating handle control, easy operation, convenience only need alone just can accomplish, connect pneumatic braking band-type brake behind the fan and hang the drive cooperation with pneumatic single track and use, stopped dust exhausting fan whole and moved the gliding risk of in-process, make to move more safe and reliable. The dust removal fan is moved by operating the control handle of the pneumatic monorail crane, one person operates the dust removal fan, the fan can be driven forwards by 10 minutes only after the dust removal fan is moved, a purely mechanical brake mechanism can be connected into a rotating shaft of the fan, the fan can serve as a spare brake of a pneumatic band-type brake, the improved movable fan is used, labor intensity of workers can be reduced, working efficiency is improved, and time cost is greatly saved for head-on tunneling advancing.
The utility model will be explained in more detail below with reference to the drawings and examples.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic structural diagram of a movable blower of the present invention;
fig. 2 is a front view of the braking mechanism of the present invention.
Labeled as: 1. a single hanging rail; 2. a fan; 3. a braking device; 4. a rotating shaft; 5. a second brake arm; 6. a first brake arm; 7. braking a pull wire; 8. a brake cylinder; 9. and (5) fixing blocks.
Detailed Description
The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail to explain embodiments of the present invention, such as the shapes, structures, mutual positions and connection relationships of the components, the functions and working principles of the components, the manufacturing process, and the operation and use method, so as to help those skilled in the art to more completely, accurately and deeply understand the concept and technical solutions of the present invention.
Fig. 1 is a schematic structural diagram of a movable fan of the utility model, the movable fan for coal mine production as shown in the figure comprises a fan for rock roadway blowing, a single hanging rail 1 for controlling the fan to move transversely is arranged at the top of the fan, a rotating shaft of the fan 2 is hung at the bottom of the single hanging rail, a pneumatic control brake device 3 is arranged at the end of the fan, the brake device and a control switch of the single hanging rail are both arranged in a control chamber at the back, an air valve is arranged in the control switch of the brake device, the brake device is controlled by the control air valve to brake the fan to start and stop, and the moving output end of the single hanging rail is fixed at two ends of the rotating shaft of the fan.
And externally connecting a main air inlet pipeline driven by the pneumatic monorail crane to an internal pressure air pipeline of the roadway. The main air inlet valve is opened, the operating handle is operated to push forwards, the work brake is opened simultaneously, the pneumatic monorail crane drives the fan to move forwards integrally, the operating handle is pushed backwards, and the fan can move backwards.
The brake equipment of present case is including pneumatic band-type brake and arrestment mechanism, and pneumatic band-type brake and arrestment mechanism set up in the pivot of fan side by side, be provided with pneumatic valve and fixed part in the pneumatic band-type brake, pneumatic band-type brake passes through the fixed part and is fixed mutually with the fan, the structure of pneumatic band-type brake is relatively fairly simple, the pneumatic valve switch setting that its control opened and stopped is in the control room at the background, move the back in place when the fan, get back to the zero-bit with operating handle, quick bleed valve is opened, the shrink of pneumatic band-type brake cylinder, the closed locking of pneumatic brake piece, the fan stops.
Fig. 2 is a front view of the brake mechanism of the present invention, which includes a first brake arm 6 and a second brake arm 5 disposed at both ends of a blower rotating shaft 4, and a fixing block 9 disposed at a side portion, a brake cylinder 8 is disposed at a side portion of the second brake arm, a retractable brake cable is disposed in the brake cylinder, a top end of the brake cable 7 bypassing the blower rotating shaft is connected to the fixing block disposed at one side of the first brake arm, and the brake mechanism serves as a backup brake of the above-mentioned pneumatic band-type brake.
The fan adopts a dry dust removal fan with the model of KCG-500D, and the total weight is 3 tons. According to the movable fan, the single hoisting track adopts a pneumatic single-track crane with the model of DQD 20.
Adopt this technical scheme, use pneumatic single track to hang the drive and move dust exhausting fan, can realize that the fan is whole to be moved forward or backward freely, through controlling operating handle control, easy operation, convenience only need alone just can accomplish, connect pneumatic braking band-type brake behind the fan and hang the drive cooperation with pneumatic single track and use, stopped dust exhausting fan whole and moved the gliding risk of in-process, make to move more safe and reliable. The dust removal fan is moved by operating the control handle of the pneumatic monorail crane, one person operates the dust removal fan, the fan can be driven forwards by 10 minutes only after the dust removal fan is moved, a purely mechanical brake mechanism can be connected into a rotating shaft of the fan, the fan can serve as a spare brake of a pneumatic band-type brake, the improved movable fan is used, labor intensity of workers can be reduced, working efficiency is improved, and time cost is greatly saved for head-on tunneling advancing.
The utility model has been described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the specific implementation in the above-described manner, and it is within the scope of the utility model to apply the inventive concept and solution to other applications without substantial modification.
Claims (6)
1. The utility model provides a portable fan for coal mine production, is including the fan that is used for the rock gangway to blow, its characterized in that: the top of the fan is provided with a single hanging rail for controlling the fan to move transversely, a rotating shaft of the fan is hung at the bottom of the single hanging rail, the end part of the fan is provided with a pneumatic control brake device, the brake device and a control switch of the single hanging rail are both arranged in a control chamber at the background, an air valve is arranged in the control switch of the brake device, and the brake device is controlled by the control air valve to brake the fan to start and stop.
2. The movable fan according to claim 1, wherein the braking device comprises a pneumatic brake and a braking mechanism, the pneumatic brake and the braking mechanism are arranged on a rotating shaft of the fan side by side, an air valve and a fixing part are arranged in the pneumatic brake, and the pneumatic brake is fixed with the fan through the fixing part.
3. The movable air blower according to claim 2, wherein the brake mechanism includes a first brake arm and a second brake arm provided at both ends of the rotational shaft of the air blower and a fixing block provided at a side portion thereof, a brake cylinder body is provided at a side portion of the second brake arm, a retractable brake wire is provided in the brake cylinder body, and a tip end of the brake wire bypassing the rotational shaft of the air blower is connected to the fixing block disposed at a side of the first brake arm.
4. The movable fan of claim 1, wherein the fan is a dry dedusting fan model KCG-500D, weighing 3 tons in total.
5. The movable wind turbine of claim 1, wherein the single overhead rail is a pneumatic single-rail crane of type DQD 20.
6. The movable air blower according to claim 1, wherein the moving output end of the single hanging rail is fixed to both ends of the rotating shaft of the air blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120757204.5U CN216342902U (en) | 2021-04-14 | 2021-04-14 | A portable fan for coal mine production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120757204.5U CN216342902U (en) | 2021-04-14 | 2021-04-14 | A portable fan for coal mine production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216342902U true CN216342902U (en) | 2022-04-19 |
Family
ID=81127918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120757204.5U Active CN216342902U (en) | 2021-04-14 | 2021-04-14 | A portable fan for coal mine production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216342902U (en) |
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2021
- 2021-04-14 CN CN202120757204.5U patent/CN216342902U/en active Active
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