CN213838661U

CN213838661U - Safety type ventilation device for coal mine

Info

Publication number: CN213838661U
Application number: CN202022169115.7U
Authority: CN
Inventors: 文志黄
Original assignee: 文志黄
Current assignee: DALIAN FUYUAN INDUSTRY Co.,Ltd.
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-07-30
Anticipated expiration: 2030-09-28

Abstract

The utility model belongs to the coal mine equipment field, especially, safe type ventilation unit is used in colliery leads to the fact the ventilation window to damage because the too big not convenient for of internal and external pressure to current colliery ventilation window, and unable normal ventilation can cause the problem of potential safety hazard, now proposes following scheme, and it includes the mount pad, and the ventilation hole has been seted up to one side of mount pad, one side slidable mounting of mount pad has two control panels, two control panels all with ventilation hole looks adaptation, one side of mount pad is rotated and is installed two tight pulleys, all around being equipped with the control rope on two tight pulleys, and the one end fixed connection of two control ropes is in one side of two corresponding control panels, and the equal fixed mounting in one side of two tight pulleys has first bevel gear. The utility model discloses rational in infrastructure, convenient operation, this colliery ventilation window is convenient for open, is difficult for causing the ventilation window to damage, can keep normally ventilating, has reduced the potential safety hazard.

Description

Safety type ventilation device for coal mine

Technical Field

The utility model relates to a coal mine equipment technical field especially relates to a safety type ventilation unit is used in colliery.

Background

The coal mine is a place rich in coal resources, generally refers to a factory for producing coal by adopting an underground excavation or open-air excavation mode, when a coal seam is far away from the ground surface, a tunnel is generally selected to excavate the coal underground, the coal mine is a mineworker coal mine, the temperature of the mine deep along with the depth of the ground surface is higher and higher, the ventilation effect is poor, and meanwhile, the mine can generate part of flammable and explosive toxic gas, so that the gas in the mine is urgently required to be discharged;

however, the existing coal mine ventilation window is inconvenient to open due to overlarge internal and external pressure, the ventilation window is easy to damage, and potential safety hazards can be caused due to abnormal ventilation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the ventilation window is damaged easily because the inside and outside pressure is too big to be convenient for open, and the unable normal ventilation can cause the shortcoming of potential safety hazard, and the safety type ventilation unit for coal mine who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a safety ventilation device for coal mines comprises a mounting seat, wherein one side of the mounting seat is provided with a ventilation hole, one side of the mounting seat is slidably provided with two control plates, the two control plates are matched with the ventilation hole, one side of the mounting seat is rotatably provided with two fixed wheels, control ropes are wound on the two fixed wheels, one ends of the two control ropes are fixedly connected to one sides of the two corresponding control plates, one sides of the two fixed wheels are fixedly provided with a first bevel gear, one side of the mounting seat is fixedly provided with two fixed columns, the ends, close to each other, of the two fixed columns are provided with spring grooves, moving columns are slidably arranged in the two spring grooves, one ends of the moving columns are fixedly connected to one sides of the corresponding control plates, the other ends of the two moving columns are fixedly sleeved with springs, one ends of the springs are fixedly connected to the inner walls of the corresponding spring grooves, and control rods are rotatably arranged on the two fixed columns, the equal fixed mounting in one end of two control levers has second bevel gear, second bevel gear and the first bevel gear meshing that corresponds, and the equal fixed mounting of the other end of two control levers has the worm wheel, and one side of mount pad is rotated and is installed the dwang, and the equal fixed mounting in both ends of dwang has the worm, worm and the worm wheel meshing that corresponds.

Preferably, one side fixed mounting of mount pad has two connecting seats, and the through-hole has all been seted up to one side of two connecting seats, and the dwang rotates to be installed in the through-hole.

Preferably, fixed cover is equipped with first gear on the dwang, and one side fixed mounting of mount pad has the motor, fixedly connected with second gear on the output shaft of motor, second gear and first gear engagement, and the motor drives the second gear and rotates, and the second gear drives first gear and rotates, and first gear drives the dwang and rotates.

Preferably, one side of one of the two control panels is fixedly provided with two auxiliary rods, one side of the other of the two control panels is fixedly provided with two auxiliary grooves, and the auxiliary rods are slidably arranged in the corresponding auxiliary grooves.

Preferably, two spouts have been seted up to one side of mount pad, and the equal fixed mounting in one side of two control panels has the slider, and slider slidable mounting drives the slider and slides in the spout when the control panel removes in the spout that corresponds, can stabilize the position when the control panel removes.

Preferably, two rotation grooves are seted up to one side of mount pad, and the equal fixed mounting in one side of two tight pulleys has the turning block, and the turning block rotates to be installed in the rotation inslot that corresponds, drives the turning block at the rotation inslot internal rotation when the tight pulley rotates, can stabilize the position when the tight pulley rotates.

Compared with the prior art, the beneficial effects of the utility model reside in that:

according to the scheme, the motor drives the second gear to rotate, the first gear drives the rotating rod to rotate, the worm drives the corresponding worm wheel to rotate, the control rod drives the corresponding second bevel gear to rotate, the first bevel gear drives the corresponding fixed wheel to rotate, the control rope is pulled to drive the corresponding control panel to move, the vent hole can be opened, the movable column extrudes the spring, and the elastic action of the spring conveniently drives the movable column to reset and move;

the utility model discloses rational in infrastructure, convenient operation, this colliery ventilation window is convenient for open, is difficult for causing the ventilation window to damage, can keep normally ventilating, has reduced the potential safety hazard.

Drawings

Fig. 1 is a schematic view of a front view structure provided by the present invention;

fig. 2 is a schematic structural view of part a of the present invention;

fig. 3 is a schematic structural diagram of part B of the present invention.

In the figure: 1. a mounting seat; 2. a vent hole; 3. a control panel; 4. a fixed wheel; 5. a control cord; 6. fixing a column; 7. moving the column; 8. a spring; 9. a first bevel gear; 10. a control lever; 11. a second bevel gear; 12. A worm gear; 13. rotating the rod; 14. a worm; 15. a first gear; 16. a second gear; 17. a motor; 18. An auxiliary lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

Referring to fig. 1-3, a safety ventilation device for coal mine, comprising a mounting base 1, a ventilation hole 2 is provided at one side of the mounting base 1, two control panels 3 are slidably mounted at one side of the mounting base 1, both the two control panels 3 are adapted to the ventilation hole 2, two fixed wheels 4 are rotatably mounted at one side of the mounting base 1, control ropes 5 are wound on both the two fixed wheels 4, one ends of both the control ropes 5 are fixedly connected to one sides of the corresponding two control panels 3, a first bevel gear 9 is fixedly mounted at one side of both the two fixed wheels 4, two fixed columns 6 are fixedly mounted at one side of the mounting base 1, spring slots are provided at the ends of both the two fixed columns 6 close to each other, moving columns 7 are slidably mounted in the two spring slots, one ends of the moving columns 7 are fixedly connected to one side of the corresponding control panel 3, springs 8 are fixedly sleeved at the other ends of both the two moving columns 7, spring 8's one end fixed connection is on the inner wall of the spring groove that corresponds, all rotate on two fixed columns 6 and install control lever 10, the equal fixed mounting in one end of two control levers 10 has second bevel gear 11, second bevel gear 11 meshes with the first bevel gear 9 that corresponds, the equal fixed mounting of the other end of two control levers 10 has worm wheel 12, one side of mount pad 1 is rotated and is installed dwang 13, the equal fixed mounting in both ends of dwang 13 has worm 14, worm 14 meshes with the worm wheel 12 that corresponds.

In this embodiment, one side fixed mounting of mount pad 1 has two connecting seats, and the through-hole has all been seted up to one side of two connecting seats, and dwang 13 rotates to be installed in the through-hole.

In this embodiment, the fixed cover is equipped with first gear 15 on the dwang 13, and one side fixed mounting of mount pad 1 has motor 17, fixedly connected with second gear 16 on motor 17's the output shaft, and second gear 16 and first gear 15 mesh, motor 17 drive second gear 16 and rotate, and second gear 16 drives first gear 15 and rotates, and first gear 15 drives dwang 13 and rotates.

In this embodiment, two auxiliary rods 18 are fixedly mounted on one side of one of the two control panels 3, two auxiliary grooves are fixedly mounted on one side of the other control panel 3 of the two control panels 3, and the auxiliary rods 18 are slidably mounted in the corresponding auxiliary grooves.

In this embodiment, two spouts have been seted up to one side of mount pad 1, and the equal fixed mounting in one side of two control panels 3 has the slider, and slider slidable mounting drives the slider and slides in the spout when control panel 3 removes in the spout that corresponds, can stabilize the position when control panel 3 removes.

In this embodiment, two rotation grooves have been seted up to one side of mount pad 1, and the equal fixed mounting in one side of two tight pulley 4 has the turning block, and the turning block rotates to be installed at the rotation inslot that corresponds, and the tight pulley 4 drives the turning block at the rotation inslot rotation when rotating, can stabilize the position when tight pulley 4 rotates.

In this embodiment, the motor 17 drives the second gear 16 to rotate, the second gear 16 drives the first gear 15 to rotate, the first gear 15 drives the rotating rod 13 to rotate, the rotating rod 13 drives the two worms 14 to rotate, the worms 14 drive the corresponding worm wheels 12 to rotate, the worm wheels 12 drive the corresponding control rods 10 to rotate, the control rods 10 drive the corresponding second bevel gears 11 to rotate, the second bevel gears 11 can drive the corresponding first bevel gears 9 to rotate, the first bevel gears 9 drive the corresponding fixed wheels 4 to rotate, the fixed wheels 4 drive the corresponding control ropes 5 to wind, the control ropes 5 drive the corresponding control panels 3 to move after being pulled, and the two control panels 3 move in directions away from each other, can open ventilation hole 2, control panel 3 drives and removes post 7 and remove, removes post 7 extrusion spring 8, and spring 8's elastic action conveniently drives and removes post 7 and reset and remove.

The utility model discloses the technological progress that prior art obtained relatively is: the utility model discloses rational in infrastructure, convenient operation, this colliery ventilation window is convenient for open, is difficult for causing the ventilation window to damage, can keep normally ventilating, has reduced the potential safety hazard.

Claims

1. A safety ventilation device for coal mines comprises a mounting seat (1), wherein one side of the mounting seat (1) is provided with a ventilation hole (2), and is characterized in that one side of the mounting seat (1) is slidably provided with two control panels (3), the two control panels (3) are matched with the ventilation hole (2), one side of the mounting seat (1) is rotatably provided with two fixed wheels (4), the two fixed wheels (4) are respectively wound with a control rope (5), one ends of the two control ropes (5) are fixedly connected to one sides of the two corresponding control panels (3), one sides of the two fixed wheels (4) are respectively fixedly provided with a first bevel gear (9), one side of the mounting seat (1) is fixedly provided with two fixed columns (6), one ends of the two fixed columns (6) close to each other are respectively provided with a spring groove, and a moving column (7) is slidably arranged in the two spring grooves, move one end fixed connection of post (7) in one side of control panel (3) that corresponds, the other end of two removal posts (7) is all fixed to overlap and is equipped with spring (8), the one end fixed connection of spring (8) is on the inner wall of the spring groove that corresponds, all rotate on two fixed columns (6) and install control lever (10), the equal fixed mounting of one end of two control levers (10) has second bevel gear (11), second bevel gear (11) and the meshing of first bevel gear (9) that correspond, the equal fixed mounting of the other end of two control levers (10) has worm wheel (12), dwang (13) are installed in one side rotation of mount pad (1), the equal fixed mounting in both ends of dwang (13) has worm (14), worm (14) and the meshing of worm wheel (12) that corresponds.

2. The safety ventilation device for the coal mine according to claim 1, wherein two connecting seats are fixedly installed on one side of the installation seat (1), a through hole is formed in one side of each of the two connecting seats, and the rotating rod (13) is rotatably installed in the through hole.

3. The safety ventilation device for coal mines as set forth in claim 1, wherein the rotating rod (13) is fixedly sleeved with a first gear (15), one side of the mounting seat (1) is fixedly provided with a motor (17), an output shaft of the motor (17) is fixedly connected with a second gear (16), and the second gear (16) is meshed with the first gear (15).

4. The safety ventilation device for coal mines according to claim 1, characterized in that two auxiliary rods (18) are fixedly mounted on one side of one control plate (3) of the two control plates (3), two auxiliary grooves are fixedly mounted on one side of the other control plate (3) of the two control plates (3), and the auxiliary rods (18) are slidably mounted in the corresponding auxiliary grooves.

5. The safety ventilation device for the coal mine according to claim 1, wherein two sliding grooves are formed in one side of the mounting seat (1), sliding blocks are fixedly mounted on one sides of the two control plates (3), and the sliding blocks are slidably mounted in the corresponding sliding grooves.

6. The safety type ventilation device for the coal mine according to claim 1, characterized in that two rotating grooves are formed in one side of the mounting seat (1), rotating blocks are fixedly mounted on one sides of the two fixed wheels (4), and the rotating blocks are rotatably mounted in the corresponding rotating grooves.