Mine ventilation equipment

Abstract

The utility model discloses mine ventilation equipment, which belongs to the technical field of mine equipment and comprises an air duct and two supports mounted at the bottom of the air duct, a mounting frame is mounted in the air duct, a rotating shaft is rotatably mounted in the middle of the mounting frame, fan blades are mounted at one end of the rotating shaft, and a motor is mounted at the top of the air duct. The output end of the motor and the rotating shaft are both provided with belt wheels, and the two belt wheels are in transmission connection through a belt. Through the arrangement of the filter box and the first opening, the filter box can be quickly taken out from the interior of the air duct through the first opening during use, so that the filter screen plate can be conveniently replaced and cleaned, through the arrangement of the enclosure and the sliding cover, the first opening can be conveniently closed, and the air duct is convenient to clean. Ore falling down the well is prevented from hitting the filter box through the first opening, the sliding cover connected with the fence in a sliding mode can be conveniently opened and closed, and it is avoided that taking-out and putting-in of the filter box are affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ventilation device, in particular to a mine ventilation equipment, belongs to the technical field of mine equipment. BACKGROUND

[0002] In the process of mining in the pit, the fresh air supply in the pit is ensured without using ventilation or air exchange equipment, and the fresh air entering the pit can also dilute the effective gas in the pit. In the application No. CN202320720692.1, a mine ventilation device for mine safety production is disclosed, which comprises a mounting bracket, a wind guide tube is fixedly connected to one side of the mounting bracket, an air inlet is arranged on the side of the wind guide tube, a protective net is fixedly connected to one side of the air inlet, and a filter screen plate is fixedly connected to the inner wall of the wind guide tube. The utility model has the advantages that when ventilation operation is needed in the mine, the staff needs to move the ventilation device to the working position and fix the mounting bracket through screws, then starts the motor through the controller to drive the driving pulley to rotate, the driven pulley can be driven to rotate through belt transmission, and the two fan blades can be driven to rotate, so that the exhaust operation can be carried out. The motor can be damped through the cooperation of the spring and the damper when working, and the damping effect can be greatly improved by directly damping the motor.

[0003] However, the dust and mineral debris in the air will gradually block the filter screen plate after continuous use of the above-mentioned application, resulting in the inability to continue using the device. Since the filter screen plate is fixedly installed in the inside of the wind guide tube, it is very inconvenient to clean or replace it. In view of the above problems, the utility model provides a new solution. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to solve the problems of the prior art, and provide a mine ventilation equipment.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] A mine ventilation equipment, comprising a wind guide tube, two brackets installed at the bottom of the wind guide tube, an installation frame installed in the inside of the wind guide tube, a rotating shaft rotatably installed in the middle of the installation frame, a fan blade installed at one end of the rotating shaft, a motor installed at the top of the wind guide tube, a belt pulley installed on the output end of the motor and the rotating shaft, a belt transmission connection between the two belt pulleys, a filter box slidably installed in the inside of the wind guide tube on one side of the installation frame, a plurality of filter screen plates installed in the inside of the filter box, a first opening matched with the filter box formed at the top of the wind guide tube, a fence installed at the top of the wind guide tube on the outside of the first opening, and a sliding cover slidably installed on the fence.

[0007] Further, the inner wall of the air duct is provided with two limiting blocks respectively located on the two sides of the filter box.

[0008] Further, the top of the filter box is symmetrically provided with two first handles.

[0009] Further, the inner wall of the fence is symmetrically provided with two sliding grooves.

[0010] Further, the outer side of the fence is symmetrically provided with protrusions matched with the sliding grooves.

[0011] Further, the top of the air duct is provided with a second opening matched with the belt.

[0012] Further, the second opening is located on one side of the first opening.

[0013] Further, a plurality of threaded rods are installed through the sliding cover, and the threaded rods are threadedly connected with the sliding cover.

[0014] Further, the top of the sliding cover is fixedly provided with a second handle.

[0015] Further, the air duct is provided with a protective net at both ends.

[0016] The beneficial technical effects of the present application are as follows: according to the mine ventilation equipment of the present application, the filter box can be quickly taken out from the inside of the air duct through the first opening during use, so that the replacement and cleaning of the filter screen plate are facilitated, the first opening can be closed through the fence and the sliding cover, the falling ore in the mine is prevented from hitting the filter box through the first opening, the sliding cover connected with the fence can be conveniently opened and closed, and the taking out and placing of the filter box are avoided. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a perspective view of a preferred embodiment according to the present application;

[0018] Figure 2 It is a schematic view of the internal structure of a preferred embodiment according to the present application;

[0019] Figure 3 It is a schematic view of the filter box structure of a preferred embodiment according to the present application;

[0020] Figure 4 It is a schematic view of the fence structure of a preferred embodiment according to the present application;

[0021] Figure 5A structure diagram of a preferred embodiment of the air duct according to the utility model is provided.

[0022] Figure 6 A structure diagram of a preferred embodiment of the air duct according to the utility model is provided. Figure 2

[0023] In the figure: 1, air duct; 2, support; 3, fence; 4, sliding cover; 5, protection box; 6, protective net; 7, limiting block; 8, filter box; 9, filter screen plate; 10, first handle; 11, motor; 12, belt pulley; 13, mounting frame; 14, fan blade; 15, rotating shaft; 16, belt; 17, second handle; 18, threaded rod; 19, first opening; 20, sliding groove; 21, second opening. DETAILED DESCRIPTION

[0024] In order to make the technical personnel in the art more clear and explicit technical scheme of the utility model, the utility model is described in further detail below in combination with examples and drawings, but the implementation of the utility model is not limited to this.

[0025] As Figures 1-6 shown, the mine ventilation equipment provided by the embodiment comprises an air duct 1, two supports 2 installed at the bottom of the air duct 1, a mounting frame 13 installed inside the air duct 1, a rotating shaft 15 rotatably installed at the middle of the mounting frame 13, a fan blade 14 installed at one end of the rotating shaft 15, a motor 11 installed at the top of the air duct 1, a belt pulley 12 installed on the output end of the motor 11 and the rotating shaft 15, a filter box 8 slidably installed inside the air duct 1 on one side of the mounting frame 13, a plurality of filter screen plates 9 installed inside the filter box 8, a first opening 19 provided at the top of the air duct 1 and matched with the filter box 8, a fence 3 installed at the top of the air duct 1 on the outside of the first opening 19, and a sliding cover 4 slidably installed on the fence 3. Through the filter box 8 and the first opening 19, the filter box 8 can be quickly taken out from the inside of the air duct 1 through the first opening 19 during use, so that the replacement and cleaning of the filter screen plates 9 are facilitated. Through the fence 3 and the sliding cover 4, the first opening 19 can be conveniently closed to prevent the falling ore in the mine from hitting the filter box 8 through the first opening 19, and the sliding cover 4 slidably connected with the fence 3 can also be conveniently opened and closed to avoid affecting the taking out and putting in of the filter box 8. When the filter screen plates 9 after use need to be replaced, the sliding cover 4 is pulled open, the first handle 10 is held, the filter box 8 and the filter screen plates 9 are pulled out from the inside of the air duct 1 through the first opening 19, and the standby filter box 8 and filter screen plates 9 are loaded into the inside of the air duct 1 through the first opening 19, so that the ventilation operation can be continued. Through the motor 11, the belt pulley 12 and the belt 16, the rotating shaft 15 and the fan blade 14 can be conveniently driven to rotate for ventilation operation.​

[0026] The top of the filter box 8 is symmetrically provided with two first handles 10, through the setting of the first handles 10, the filter box 8 can be conveniently taken.

[0027] The inner wall of the fence 3 is symmetrically provided with two sliding grooves 20, and the outer side of the fence 3 is symmetrically provided with protrusions matched with the sliding grooves 20, through the setting of the sliding grooves 20 and the protrusions, the sliding cover 4 can be conveniently connected with the fence 3 in sliding mode.

[0028] The top of the air guide cylinder 1 is provided with a second opening 21 matched with the belt 16, and the second opening 21 is located on one side of the first opening 19, through the setting of the second opening 21, the belt 16 can be conveniently used.

[0029] The inner wall of the air guide cylinder 1 is provided with two limiting blocks 7 located on both sides of the filter box 8, a plurality of threaded rods 18 are installed through the sliding cover 4, the threaded rods 18 are threadedly connected with the sliding cover 4, and the top of the sliding cover 4 is fixedly provided with a second handle 17, through the setting of the threaded rods 18, the bottom end of the threaded rods 18 can be abutted on the top of the filter box 8 through rotation in use, so that the filter box 8 is limited by the limiting blocks 7, and sliding of the filter box 8 in use is prevented, and through the setting of the second handle 17, the sliding cover 4 can be conveniently pulled.

[0030] The air guide cylinder 1 is provided with protective nets 6 at both ends, through the setting of the protective nets 6, larger sundries can be prevented from entering the inside of the air guide cylinder 1.

[0031] The above is only a further embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the scope disclosed by the present application, and all of them belong to the protection scope of the present application.

Claims

1. A mine ventilation device, characterized in that, The device includes an air guide tube (1) and two brackets (2) installed at the bottom of the air guide tube (1). A mounting frame (13) is installed inside the air guide tube (1). A rotating shaft (15) is rotatably mounted in the middle of the mounting frame (13). A fan blade (14) is mounted at one end of the rotating shaft (15). A motor (11) is mounted on the top of the air guide tube (1). Pulleys (12) are mounted on both the output end of the motor (11) and the rotating shaft (15). The components are connected by a belt (16). A filter box (8) is provided on one side of the mounting bracket (13) and is slidably installed inside the air guide tube (1). Multiple filter screens (9) are installed inside the filter box (8). A first opening (19) is provided on the top of the air guide tube (1) to cooperate with the filter box (8). A barrier (3) is provided on the outside of the first opening (19) and is installed on the top of the air guide tube (1). A sliding cover (4) is slidably installed on the barrier (3).

2. The mine ventilation equipment as described in claim 1, characterized in that, Two limiting blocks (7) are installed on the inner wall of the air guide tube (1), which are located on both sides of the filter box (8).

3. The mine ventilation equipment as described in claim 1, characterized in that, Two first handles (10) are symmetrically installed on the top of the filter box (8).

4. A mine ventilation device as described in claim 1, characterized in that, Two symmetrical grooves (20) are provided on the inner wall of the enclosure (3).

5. A mine ventilation device as described in claim 4, characterized in that, The outer side of the enclosure (3) is symmetrically equipped with protrusions that cooperate with the sliding groove (20).

6. A mine ventilation device as described in claim 1, characterized in that, The top of the air guide tube (1) is provided with a second opening (21) that cooperates with the belt (16).

7. A mine ventilation device as described in claim 6, characterized in that, The second opening (21) is located on one side of the first opening (19).

8. A mine ventilation device as described in claim 1, characterized in that, Multiple threaded rods (18) are installed through the sliding cover (4), and the threaded rods (18) are threadedly connected to the sliding cover (4).

9. A mine ventilation device as described in claim 1, characterized in that, A second handle (17) is fixedly installed on the top of the sliding cover (4).

10. A mine ventilation device as described in claim 1, characterized in that, Protective nets (6) are installed at both ends of the air guide duct (1).

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