Dust suppression device with adjusting effect

Abstract

The utility model discloses a dust suppression device with an adjusting effect, which relates to the technical field of dust suppression devices and comprises a support base. In order to improve the convenient suppression effect of the coal mining machine on the dust amount generated by coal gangue and the dust amount during support moving under daily mining, the atomization suppression device can be installed on the side where the coal gangue falls down, the water inlet quick connector is connected with an external water pipe, and high-pressure water flows to the water quality filter through the water inlet quick connector; water mist enters the nozzle through the connector, the particle size of the water mist is further refined through the diffusion cavity, so that an atomized water curtain is generated on one side of the coal gangue, free dust falls onto a scraper conveyor and is taken away along with coal flow, the effect of conveniently inhibiting dust generated by a mining machine is achieved, and meanwhile, according to the requirement of the dust falling angle, the dust falling angle can be adjusted. By adjusting the mounting positions of the fixing screw a and the fixing screw b on the fixing base, the effect of conveniently adjusting the spraying angle of the diffusion cavity is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of mine dust prevention and control, in particular to a dust suppression device with a regulating effect. Background Art

[0002] With the increase in mine production capacity and the popularization of large-tonnage, intelligent comprehensive mining equipment, mines with conditions basically use large-mining height hydraulic supports to replace top coal hydraulic supports. Due to the large mining height, the production capacity per unit time is also large. When the coal mining machine drum cuts coal, the dust production per unit time is also large. In addition, the hydraulic support is high, and the amount of dust generated by the coal gangue leaking from the top beam when the frame is moved is also large.

[0003] However, the existing mining machines are not very effective in assisting in suppressing the dust generated by the mining machines when mining coal, and the angle of dust suppression is not adjustable when suppressing the generated dust, which affects the occupational safety of construction workers working for a long time in the mine.

[0004] Therefore, in view of this, the shortcomings of the existing structure are studied and improved, and a dust suppression device with a regulating effect is proposed. Utility Model Content

[0005] The purpose of the present utility model is to provide a dust suppression device with an adjustable effect to solve the problems raised in the above-mentioned background technology that the auxiliary suppression effect for dust accompanying the mining machine is not high, and the angle adjustability of the dust suppression is not high when suppressing the generated dust.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dust suppression device with an adjustment effect, comprising a bracket base, the outer wall of the bracket base is rotatably connected to a hydraulic support, the outer wall of the bracket base is rotatably connected to a four-link, the outer wall of the four-link is rotatably connected to a shield beam, the end of the shield beam is rotatably connected to a top beam rotatably connected to one end of the hydraulic support, pulverized coal gangue is arranged above the top beam, and an atomization suppression device is arranged on the side guard plate of the top beam, and the atomization suppression device includes a fixed base installed on the side guard plate of the top beam, and a fixed base provided on the fixed base. An adjustment hole on the outer wall of the seat, the inner wall of the adjustment hole is inserted with a fixing screw a, the outer wall of the fixing screw a is threadedly connected to a connector a, one end of the connector a is fixedly connected to a water filter, the end of the water filter is fixedly connected to a water inlet quick connector, the other end of the water filter is fixedly connected to a connector, one end of the connector is installed with a nozzle, the end of the nozzle is provided with a diffusion chamber, the outer wall of the fixed base is penetrated by a fixing screw b located on one side of the fixing screw a, and the outer wall of the fixing screw b is threadedly connected to a connector fixedly connected to the outer wall of the diffusion chamber.

[0007] Furthermore, an outer wall of the top beam is provided with an atomized water curtain located on one side of the pulverized coal gangue.

[0008] Furthermore, the adjustment hole is opened in a vertical direction, and an adjustment groove is opened in a horizontal direction at the connection portion between the outer wall of the fixed base and the fixing screw b.

[0009] Furthermore, the water inlet quick connector enables the water mist particle size to range from 30 to 100 μm through the action of the diffusion chamber.

[0010] Furthermore, the atomization suppression device is arranged on one side of the connection portion between the hydraulic support and the top beam.

[0011] Furthermore, the water inlet quick connector is connected to an external water pipe, and the atomization suppression device is arranged on the movement track of the pulverized coal gangue.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model is provided with an atomizing suppression device. When the mine is mined daily, in order to improve the convenient suppression effect of the coal mining machine on the amount of dust generated by the coal gangue during daily mining and the amount of dust generated when the frame is moved, the atomizing suppression device can be installed on the side where the coal gangue falls, and the water inlet quick joint is connected to the external water pipe, and the high-pressure water flows to the water quality filter through the water inlet quick joint, and then enters the nozzle through the connecting head. The water mist further refines the water mist particle size through the diffusion chamber, so that an atomized water curtain is generated on one side of the coal gangue, so that the free dust is dropped onto the scraper conveyor and taken away with the coal flow, thereby playing a role in conveniently suppressing the dust generated by the mining machine. At the same time, the installation position of the fixing screw a and the fixing screw b on the fixed base can be adjusted according to the needs of the dust reduction angle, so as to conveniently adjust the spraying angle of the diffusion chamber. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the mining machine;

[0015] Figure 2 Schematic diagram of the structure of the atomization suppression device;

[0016] Figure 3 Schematic diagram of the diffusion chamber angle adjustment state structure.

[0017] In the figure: 1. Hydraulic support; 2. Support base; 3. Four-link; 4. Protective beam; 5. Top beam; 6-1. Fixed base; 6-2. Adjustment hole; 6-3. Fixing screw a; 6-4. Connector a; 6-5. Water inlet quick connector; 6-6. Water filter; 6-7. Connector; 6-8. Nozzle; 6-9. Diffusion chamber; 6-10. Connector; 6-11. Fixing screw b; 7. Pulverized coal gangue; 8. Atomizing water curtain. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] Example: Figure 1-Figure 3 As shown, a dust suppression device with an adjustment effect includes a support base 2, the outer wall of the support base 2 is rotatably connected to a hydraulic support 1, the outer wall of the support base 2 is rotatably connected to a four-link 3, the outer wall of the four-link 3 is rotatably connected to a shield beam 4, the end of the shield beam 4 is rotatably connected to a top beam 5 rotatably connected to one end of the hydraulic support 1, pulverized coal gangue 7 is provided above the top beam 5, and an atomization suppression device 6 is provided on the side guard plate of the top beam 5. The atomization suppression device 6 includes a fixed base 6-1 installed on the side guard plate of the top beam 5, and an adjustment hole 6-2 opened on the outer wall of the fixed base 6-1, and the inner side wall of the adjustment hole 6-2 is inserted with a fixing screw a 6-3, the outer wall of the fixing screw a6-3 is threadedly connected to the connecting piece a6-4, one end of the connecting piece a6-4 is fixedly connected to the water filter 6-6, the end of the water filter 6-6 is fixedly connected to the water inlet quick connector 6-5, the other end of the water filter 6-6 is fixedly connected to the connecting head 6-7, one end of the connecting head 6-7 is installed with a nozzle 6-8, and the end of the nozzle 6-8 is provided with a diffusion chamber 6-9, the outer wall of the fixed base 6-1 is penetrated by a fixing screw b6-11 located on one side of the fixing screw a6-3, and the outer wall of the fixing screw b6-11 is threadedly connected to the connecting piece 6-10 fixedly connected to the outer wall of the diffusion chamber 6-9.

[0020] Furthermore, the outer wall of the top beam 5 is provided with an atomized water curtain 8 located on one side of the pulverized coal gangue 7, which is conducive to achieving the effect of conveniently suppressing the dust generated by the mining machine.

[0021] Furthermore, the opening direction of the adjustment hole 6-2 is vertical, and the connection part between the outer wall of the fixed base 6-1 and the fixing screw b6-11 is provided with an adjustment groove arranged in a horizontal direction, which is conducive to achieving the effect of conveniently adjusting the use angle of the diffusion chamber 6-9 by opening the adjustment hole 6-2 in a vertical direction.

[0022] Furthermore, the water inlet quick connector 6-5 makes the water mist particle size range 30-100 μm through the diffusion chamber 6-9, which is beneficial for the water inlet quick connector 6-5 to make the water mist particle size range 30-100 μm through the diffusion chamber 6-9, thereby improving the dust suppression range.

[0023] Furthermore, the atomization suppression device 6 is arranged on one side of the connection part between the hydraulic support 1 and the top beam 5, which is beneficial to conveniently suppress the dust generation path.

[0024] Furthermore, the water inlet quick connector 6-5 is interconnected with the external water pipe, and the atomization suppression device 6 is arranged on the movement trajectory of the pulverized coal gangue 7, which is conducive to the connection between the water inlet quick connector 6-5 and the external water pipe, thereby achieving the effect of convenient formation of water mist.

[0025] Working principle: When using this dust suppression device with an adjustable effect, when the mine is mined daily, in order to improve the coal mining machine's convenient suppression effect on the amount of dust generated by coal gangue during daily mining and the amount of dust generated when the frame is moved, the atomization suppression device 6 can be installed on the side where the coal gangue falls, and the water inlet quick connector 6-5 is connected to the external water pipe, and the high-pressure water flows through the water inlet quick connector 6-5 to the water quality filter 6-6, and then enters the nozzle 6-8 through the connector 6-7. The water mist passes through the diffusion chamber 6-9 to further refine the water mist particle size, so that an atomized water curtain is generated on one side of the coal gangue, so that the free dust is dropped onto the scraper conveyor and taken away with the coal flow, which plays a role in conveniently suppressing the dust generated by the mining machine. At the same time, the position of the fixing screw a6-3 and the fixing screw b6-11 installed on the fixed base 6-1 can be adjusted according to the needs of the dust reduction angle, so as to conveniently adjust the spraying angle of the diffusion chamber 6-9.

[0026] This is how a dust suppression device with a regulating effect works.

[0027] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A dust suppression device with a regulating effect, comprising a support base (2), characterized in that: The outer wall of the support base (2) is rotatably connected to a hydraulic support (1), the outer wall of the support base (2) is rotatably connected to a four-link (3), the outer wall of the four-link (3) is rotatably connected to a shielding beam (4), the end of the shielding beam (4) is rotatably connected to a top beam (5) rotatably connected to one end of the hydraulic support (1), pulverized coal gangue (7) is arranged above the top beam (5), and a mist suppression device (6) is arranged on the side guard plate of the top beam (5), the mist suppression device (6) includes a fixed base (6-1) installed on the side guard plate of the top beam (5), and an adjustment hole (6-2) opened on the outer wall of the fixed base (6-1), the inner side wall of the adjustment hole (6-2) is plugged with a fixing screw a (6-3), and the fixing screw a ( The outer wall of the fixing base (6-3) is threadedly connected to a connecting piece a (6-4), one end of the connecting piece a (6-4) is fixedly connected to a water filter (6-6), the end of the water filter (6-6) is fixedly connected to a water inlet quick connector (6-5), the other end of the water filter (6-6) is fixedly connected to a connecting head (6-7), one end of the connecting head (6-7) is installed with a nozzle (6-8), the end of the nozzle (6-8) is provided with a diffusion chamber (6-9), the outer wall of the fixing base (6-1) is penetrated by a fixing screw b (6-11) located on one side of the fixing screw a (6-3), and the outer wall of the fixing screw b (6-11) is threadedly connected to a connecting piece (6-10) fixedly connected to the outer wall of the diffusion chamber (6-9).

2. A dust suppression device with regulating effect according to claim 1, characterized in that: The outer wall of the top beam (5) is provided with an atomized water curtain (8) located on one side of the pulverized coal gangue (7).

3. The dust suppression device with regulating effect according to claim 1, characterized in that: The adjustment hole (6-2) is opened in a vertical direction, and an adjustment groove is opened in a horizontal direction at the connection portion between the outer wall of the fixed base (6-1) and the fixing screw b (6-11).

4. The dust suppression device with regulating effect according to claim 1, characterized in that: The water inlet quick connector (6-5) enables the water mist particle size to range from 30 to 100 μm through the action of the diffusion chamber (6-9).

5. The dust suppression device with regulating effect according to claim 1, characterized in that: The atomization suppression device (6) is arranged on one side of the connection portion between the hydraulic support (1) and the top beam (5).

6. The dust suppression device with regulating effect according to claim 1, characterized in that: The water inlet quick connector (6-5) is connected to an external water pipe, and the atomization suppression device (6) is arranged on the movement track of the pulverized coal gangue (7).

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