CN212716713U

CN212716713U - Ventilation device for coal mine excavation roadway

Info

Publication number: CN212716713U
Application number: CN202021568976.6U
Authority: CN
Inventors: 张彦斌; 郭省
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-02
Filing date: 2020-08-02
Publication date: 2021-03-16
Anticipated expiration: 2030-08-02

Abstract

The utility model provides a ventilation unit is used in colliery tunnelling tunnel. The ventilation device for the coal mine tunneling roadway comprises a ventilation pipe; the exhaust fan is fixedly arranged at one end of the ventilation pipe, and an air inlet of the exhaust fan is communicated with the ventilation pipe; the box body is fixedly arranged on the ventilation pipe, the ventilation pipe is communicated with the box body, and the top of the box body extends out of the ventilation pipe; the fixed block is arranged at the top of the box body; the cavity is formed in the fixed block; the two clamping blocks are fixedly mounted at the top of the ventilation pipe, and clamping grooves are formed in the outer wall of one side, close to each other, of each clamping block. The utility model provides a colliery is tunneled and is used ventilation unit has the poisonous gas and the suspended mineral dust in the filtration mine, the advantage of convenient to detach filter screen.

Description

Ventilation device for coal mine excavation roadway

Technical Field

The utility model relates to a tunnel ventilation technical field especially relates to a ventilation unit is used in colliery tunnelling tunnel.

Background

The task of mine ventilation is to supply the underground personnel with enough fresh air, dilute and remove harmful gases and floating mineral dust, provide good climatic conditions and create a good production environment.

Need take out the harmful gas ore dust that floats in the mine when providing fresh air for the mine, the ventilation unit of most mines is comparatively crude can't filter, and most direct discharge harmful gas causes the influence to the surrounding environment outside the mine.

Therefore, it is necessary to provide a new ventilation device for a coal mine excavation roadway to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a colliery tunnelling is ventilation unit for tunnel with have poisonous gas and planktonic mine dirt in the filtration mine, convenient to detach filter screen.

In order to solve the technical problem, the utility model provides a ventilation unit for coal mine excavation roadway includes: a vent pipe; the exhaust fan is fixedly arranged at one end of the ventilation pipe, and an air inlet of the exhaust fan is communicated with the ventilation pipe; the box body is fixedly arranged on the ventilation pipe, the ventilation pipe is communicated with the box body, and the top of the box body extends out of the ventilation pipe; the fixed block is arranged at the top of the box body; the cavity is formed in the fixed block; the two clamping blocks are fixedly arranged at the top of the ventilation pipe, and clamping grooves are formed in the outer wall of one side, close to each other, of each clamping block; the two round rods are fixedly arranged on the inner walls of the two sides of the cavity respectively; the two toothed plates are arranged on the corresponding round rods in a sliding mode, and the sides, far away from each other, of the two toothed plates extend into the corresponding clamping grooves; the mounting plate is fixedly mounted at the bottom of the fixed block; the two sliding blocks are arranged on the corresponding round rods in a sliding mode, and are respectively fixedly arranged on the outer wall of one side, close to the toothed plates, of each of the two sliding blocks; the two fixing rods are fixedly arranged in the cavity; the two gears are rotatably sleeved on the corresponding fixing rods and are meshed with the two toothed plates; the three frame bodies are fixedly arranged at the bottom of the mounting plate and are in contact with the inner wall of the bottom of the box body; the two springs are movably sleeved on the round rod respectively, one ends of the two springs are fixedly connected with the outer wall of one side of the corresponding sliding block, and one ends of the two springs are fixedly connected with the outer wall of one side of the corresponding toothed plate; the three filter screens, three the equal fixed mounting of filter screen is in corresponding on the framework.

Preferably, the top of the cavity is provided with a first through hole, the top of any one of the toothed plates is fixedly provided with a square block, and the top of the square block penetrates through the first through hole.

Preferably, a handle is fixedly mounted at the top of the fixing block.

Preferably, a second opening is formed in the outer wall of one side of the box body, the ventilation pipe is communicated with the second opening, and the second opening is communicated with the box body.

Preferably, two the pinion rack all seted up the spout on being close to one side outer wall of two springs, two the one end that the round bar is close to each other extends respectively to in the corresponding spout and with the inner wall sliding connection of spout.

Preferably, through holes are formed in the outer wall of one side of each of the two sliding blocks, and the two round rods penetrate through the corresponding through holes and are in sliding connection with the inner walls of the through holes.

Compared with the prior art, the utility model provides a ventilation unit for coal mine excavation roadway has following beneficial effect:

the utility model provides a colliery is ventilation unit for tunnelling tunnel starts the harmful gas in the air exhauster messenger mine and passes through in the ventilation pipe gets into the box body with the ore dust that floats, filters through the filter screen, avoids the pollution to the surrounding environment, has the advantage that has toxic gas and the ore dust that floats in the filtration mine. When needs wash the filter screen, as shown in the figure, promote the square and drive two pinion racks and slide to the cavity, finally make two pinion racks keep away from two draw-in grooves, remove the fixed to the fixed block, then carry the handle with fixed block, mounting panel, framework and filter screen rebound, make the filter screen keep away from the box body, then wash can, have the advantage of convenient to detach filter screen.

Drawings

Fig. 1 is a schematic front view of a preferred embodiment of a ventilation device for a coal mine excavation roadway provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is the utility model provides a ventilation unit for coal mine tunnelling tunnel looks sideways at the schematic diagram.

Reference numbers in the figures: 1. a vent pipe; 2. an exhaust fan; 3. a box body; 4. a fixed block; 5. a cavity; 6. a clamping block; 7. a round bar; 8. a toothed plate; 9. mounting a plate; 10. a slider; 11. fixing the rod; 12. a gear; 13. a frame body; 14. a spring; 15. and (4) a filter screen.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic front view of a ventilation device for a coal mine driving roadway according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; fig. 3 is the utility model provides a ventilation unit for coal mine tunnelling tunnel looks sideways at the schematic diagram. The ventilation device for the coal mine excavation roadway comprises: a ventilation pipe 1; the exhaust fan 2 is fixedly arranged at one end of the ventilation pipe 1, and an air inlet of the exhaust fan 2 is communicated with the ventilation pipe 1; the box body 3 is fixedly arranged on the ventilation pipe 1, the ventilation pipe 1 is communicated with the box body 3, and the top of the box body 3 extends out of the ventilation pipe 1; the fixed block 4 is arranged at the top of the box body 3; the cavity 5 is formed in the fixed block 4; the two fixture blocks 6 are fixedly arranged at the top of the ventilation pipe 1, and the outer wall of one side, close to each other, of each fixture block 6 is provided with a clamping groove; the two round rods 7 are respectively and fixedly arranged on the inner walls of the two sides of the cavity 5; the two toothed plates 8 are arranged on the corresponding round rods 7 in a sliding mode, and the sides, far away from each other, of the two toothed plates 8 extend into the corresponding clamping grooves; the mounting plate 9, the said mounting plate 9 is fixedly mounted on the bottom of the said fixed block 4; the two sliding blocks 10 are arranged on the corresponding round rods 7 in a sliding mode, and the two sliding blocks 10 are respectively fixedly arranged on the outer wall of one side, close to the toothed plates 8, of each toothed plate; the two fixing rods 11 are fixedly arranged in the cavity 5; the two gears 12 are rotatably sleeved on the corresponding fixing rods 11, and the two gears 12 are meshed with the two toothed plates 8; the three frame bodies 13 are fixedly arranged at the bottom of the mounting plate 9, and the three frame bodies 13 are in contact with the inner wall of the bottom of the box body 3; the two springs 14 are movably sleeved on the round rod 7 respectively, one ends of the two springs 14 are fixedly connected with the outer wall of one side of the corresponding sliding block 10, and one ends of the two springs 14 are fixedly connected with the outer wall of one side of the corresponding toothed plate 8; three filter screens 15, three the filter screen 15 all fixed mounting be in corresponding on the framework 13.

First opening has been seted up at the top of cavity 5, arbitrary one the top fixed mounting of pinion rack 8 has the square, the top of square runs through first opening.

And a handle is fixedly arranged at the top of the fixed block 4.

A second through hole is formed in the outer wall of one side of the box body 3, the ventilation pipe 1 is communicated with the second through hole, and the second through hole is communicated with the box body 3.

Two the pinion rack 8 all has seted up the spout on being close to one side outer wall of two springs 14, two the one end that the round bar 7 is close to each other extends respectively to in the corresponding spout and with the inner wall sliding connection of spout.

Through holes are formed in the outer wall of one side of each of the two sliding blocks 10, and the round rods 7 penetrate through the corresponding through holes and are connected with the inner walls of the through holes in a sliding mode.

The utility model provides a colliery is tunneled with ventilation unit's theory of operation as follows:

when fresh air is conveyed into a mine, the exhaust fan 2 is started to extract harmful gas and floating mineral dust in the mine, the harmful gas and the floating mineral dust enter the box body 3 through the ventilation pipe 1 and are filtered through the filter screen 15, so that the pollution to the surrounding environment is avoided, when the filter screen 15 needs to be cleaned, as shown in fig. 2, the pushing block drives the upper toothed plate 8 to move rightwards, the toothed plate 8 drives one sliding block 10 to move rightwards, the upper toothed plate 8 drives the gear 12 to rotate, the gear 12 drives the lower toothed plate 8 and the other sliding block 10 to move leftwards, meanwhile, the toothed plates 8 extrude the springs 14 to generate pressure, finally, the two toothed plates 8 are far away from the two clamping grooves, the fixing of the fixing block 4 is released, and then the handle is lifted, the fixed block 4, the mounting plate 9, the frame body 13 and the filter screen 15 are moved upwards, the filter screen 15 is far away from the box body 3, and then cleaning is carried out.

the utility model provides a colliery is tunneled and is used ventilation unit starts in 2 harmful gas that make in the mine of air exhauster and the ore dust that floats and gets into box body 3 through ventilation pipe 1, filters through filter screen 15, avoids the pollution to the surrounding environment, has the advantage that has poisonous gas and ore dust that floats in the filtration mine. When needs wash filter screen 15, as shown in fig. 2, promote the square and drive two pinion rack 8 and slide to cavity 5, finally make two pinion rack 8 keep away from two draw-in grooves, remove the fixed to fixed block 4, then carry the handle with fixed block 4, mounting panel 9, framework 13 and filter screen 15 rebound, make filter screen 15 keep away from box body 3, then wash can, have the advantage of convenient to detach filter screen.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a ventilation unit is used in colliery tunnelling tunnel which characterized in that includes:

a vent pipe;

the exhaust fan is fixedly arranged at one end of the ventilation pipe, and an air inlet of the exhaust fan is communicated with the ventilation pipe;

the box body is fixedly arranged on the ventilation pipe, the ventilation pipe is communicated with the box body, and the top of the box body extends out of the ventilation pipe;

the fixed block is arranged at the top of the box body;

the cavity is formed in the fixed block;

the two clamping blocks are fixedly arranged at the top of the ventilation pipe, and clamping grooves are formed in the outer wall of one side, close to each other, of each clamping block;

the two round rods are fixedly arranged on the inner walls of the two sides of the cavity respectively;

the two toothed plates are arranged on the corresponding round rods in a sliding mode, and the sides, far away from each other, of the two toothed plates extend into the corresponding clamping grooves;

the mounting plate is fixedly mounted at the bottom of the fixed block;

the two sliding blocks are arranged on the corresponding round rods in a sliding mode, and are respectively fixedly arranged on the outer wall of one side, close to the toothed plates, of each of the two sliding blocks;

the two fixing rods are fixedly arranged in the cavity;

the two gears are rotatably sleeved on the corresponding fixing rods and are meshed with the two toothed plates;

the three frame bodies are fixedly arranged at the bottom of the mounting plate and are in contact with the inner wall of the bottom of the box body;

the two springs are movably sleeved on the round rod respectively, one ends of the two springs are fixedly connected with the outer wall of one side of the corresponding sliding block, and one ends of the two springs are fixedly connected with the outer wall of one side of the corresponding toothed plate;

the three filter screens, three the equal fixed mounting of filter screen is in corresponding on the framework.

2. The ventilation device for the coal mine excavation roadway according to claim 1, wherein a first through hole is formed in the top of the cavity, a square block is fixedly mounted on the top of any one of the toothed plates, and the top of the square block penetrates through the first through hole.

3. The ventilation device for the coal mine excavation roadway according to claim 1, wherein a handle is fixedly mounted on the top of the fixing block.

4. The ventilation device for the coal mine excavation roadway according to claim 3, wherein a second port is formed in an outer wall of one side of the box body, the ventilation pipe is communicated with the second port, and the second port is communicated with the box body.

5. The ventilation device for the coal mine excavation roadway according to claim 1, wherein sliding grooves are formed in outer walls of one sides, close to the two springs, of the two toothed plates, and ends, close to each other, of the two round rods extend into the corresponding sliding grooves and are connected with inner walls of the sliding grooves in a sliding mode.

6. The ventilation device for the coal mine excavation roadway according to claim 5, wherein through holes are formed in the outer wall of one side of each of the two sliding blocks, and the two round rods penetrate through the corresponding through holes and are slidably connected with the inner walls of the through holes.