CN219865126U

CN219865126U - Ventilation and dust removal device

Info

Publication number: CN219865126U
Application number: CN202320485064.XU
Authority: CN
Inventors: 丁魏; 王帅锋; 杨腾龙
Original assignee: Shendong Coal Branch of China Shenhua Energy Co Ltd; Guoneng Shendong Coal Group Co Ltd
Current assignee: Shendong Coal Branch of China Shenhua Energy Co Ltd; Guoneng Shendong Coal Group Co Ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-10-20
Anticipated expiration: 2033-03-14

Abstract

The utility model discloses a ventilation dust removal device, which comprises: the dust-proof device comprises a fixed plate, a dust-proof net and a dust-proof assembly, wherein a vent pipe is fixed on one side of the fixed plate, and the dust-proof net is arranged on the inner side of one side of the fixed plate away from the vent pipe; and the ventilation fan is arranged on the inner side of one side, far away from the fixed plate, of the ventilation pipe and is used for ventilating the mine by matching with the fixed plate and the ventilation pipe. According to the ventilation dust removing device provided by the utility model, the dust removing component capable of automatically cleaning the dust attached to the dust screen and the dust screen convenient to detach are arranged on the fixed plate, so that when the ventilation effect is influenced by a large amount of dust attached to the dust screen, the dust removing component is started by setting the starting time, and then the dust removing component automatically cleans the dust attached to the dust screen, frequent dust screen detachment and cleaning by workers are avoided, the working efficiency is improved, and the service life of the device is prolonged.

Description

Ventilation and dust removal device

Technical Field

The utility model relates to the technical field of coal mine ventilation, in particular to a ventilation and dust removal device.

Background

Mine ventilation systems are determined by the primary factors that affect mine safety production. Mine ventilation systems are classified into different types based on relevant factors. According to the requirements of main factors influencing mine production safety such as gas, coal seam spontaneous combustion and high temperature on a mine ventilation system, a large amount of coal ash is often attached to a ventilation device due to more coal ash caused by coal mining in the mine.

As disclosed in chinese patent (CN 217681834U), the mine ventilation and dust removal device fixes the working box at a proper position in the mine through the fixing block, connects the ventilation pipe with the external ventilation pipe, connects the water inlet pipe with the external water source conveying pipe, and when the ventilation and dust removal operation is required in the mine, only starts the blower, the electric control valve and the atomizing nozzle through the controller, and along with the start of the blower, clean air is output to the outside, and atomized water mist is blown to the outside, so as to perform ventilation and dust removal operation in the mine, and meanwhile, perform cooling operation in the mine, and improve the air environment and working environment in the mine.

However, when the present inventors embodied this device, the following drawbacks were found to exist: because the coal ash is great in the mine, after ventilation unit uses for a long time, dust screen can adhere to a large amount of coal ash, and then influences ventilation unit's intake and air output, need often dismantle the washing with the dust screen.

Disclosure of Invention

Based on this, it is necessary to provide a ventilation dust collector to the above-mentioned technical problem, set up on the fixed plate and can clean the dust removal subassembly of dust on the dust screen adhesion coal ash and the dust screen of convenient dismantlement voluntarily, when influence ventilation effect for avoiding dust screen adhesion a large amount of coal ash, through setting up the opening time that starts dust removal subassembly, and then make dust removal subassembly clear up the dust on the dust screen adhesion coal ash voluntarily, avoided the workman frequent dismantlement dust screen to clear up, improved the life of device.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a ventilation and dust removal device is applied to ventilation of coal mines.

The ventilation and dust removal device specifically comprises:

the dust-proof device comprises a fixing plate, wherein a vent pipe is fixed on one side of the fixing plate, a dust-proof net is arranged on the inner side of one side, far away from the vent pipe, of the fixing plate, and a dust-proof assembly is arranged on one side, far away from the vent pipe, of the fixing plate;

and the ventilation fan is arranged on the inner side of one side, far away from the fixed plate, of the ventilation pipe and is used for ventilating the mine by matching with the fixed plate and the ventilation pipe.

As a preferred embodiment of the ventilation and dust removal device provided by the utility model, the dust removal assembly comprises a first base, a rotating screw rod, a threaded sleeve and a first movable seat, wherein the first base is fixed at one end of the fixed plate, which is far away from one side of the ventilation pipe, the rotating screw rod is rotatably connected to the inner side of the first base, the threaded sleeve is in threaded connection with the outer side of the rotating screw rod, and the first movable seat is rotatably connected to the outer side of the threaded sleeve.

As a preferred implementation mode of the ventilation dust removing device provided by the utility model, the dust removing assembly further comprises a second base, a sliding rod, a second movable seat, a motor and a connecting strip, wherein the second base is fixed at the other end of the fixing plate, which is far away from one side of the ventilation pipe, the sliding rod is fixed at the inner side of the second base, the second movable seat is connected with the outer side of the sliding rod in a sliding manner, the connecting strip is arranged between the first movable seat and the second movable seat, one end of the connecting strip is fixed with the first movable seat, the other end of the connecting strip is fixed with the second movable seat, and a bristle brush is arranged at one side of the connecting strip, which is close to the fixing plate.

As a preferred implementation mode of the ventilation dust removal device provided by the utility model, the dust removal assembly further comprises a motor, the upper end of the first base is provided with the motor, and the output end of the motor penetrates through the first base and is fixed with the rotating screw rod.

As a preferred implementation mode of the ventilation dust removing device provided by the utility model, a plurality of limiting blocks are fixed on the outer side of the dust screen, a plurality of limiting holes are formed in the inner side of the fixed plate and correspond to the limiting blocks, a contraction spring is arranged on the inner side of each limiting hole, one end of each contraction spring is fixed with the fixed plate, a limiting steel ball is fixed on the other end of each contraction spring, a clamping groove is formed in the inner side of each limiting block and correspond to the limiting steel ball, and each limiting steel ball is attached to the corresponding clamping groove.

As a preferred implementation mode of the ventilation and dust removal device provided by the utility model, the lower end of the fixing plate is provided with the water tank, one end of the water tank is provided with the water suction pump, the upper end of the water suction pump is fixed with the fixing plate, the water inlet of the water suction pump is spliced with the water tank, the water outlet of the water suction pump is spliced with the first water pipe, and the upper end of the first water pipe penetrates through the ventilation pipe and extends to the inner side of the ventilation pipe.

As a preferred embodiment of the ventilation and dust removal device provided by the utility model, the upper end of the first water pipe is fixedly provided with the second water pipe, the outer side of the second water pipe is provided with a plurality of fixing rings, the lower end of each fixing ring is fixedly connected with the ventilation pipe, one end of the second water pipe far away from the first water pipe is fixedly provided with a third water pipe, and the upper end of the third water pipe is provided with a spray head.

Compared with the prior art, the utility model has the following beneficial effects:

according to the ventilation dust removing device provided by the utility model, the dust removing component capable of automatically cleaning the dust attached to the dust screen and the dust screen convenient to detach are arranged on the fixing plate, so that when the ventilation effect is influenced by a large amount of dust attached to the dust screen, the dust removing component is started by setting the starting time, and then the dust removing component automatically cleans the dust attached to the dust screen, frequent dust screen detachment by workers is avoided, the working efficiency is improved, and the service life of the device is prolonged.

Through the structure cooperation design of water tank and atomising head for in the water smoke that the device can atomize blows into the mine, make the interior coal ash of mine deposit fast after attaching with water smoke, prevent that the coal ash from flying upward and cause the injury to the interior workman of ore deposit, and improved the visual environment in the ore deposit, improved the security of the interior workman during operation of ore deposit.

Drawings

In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a ventilation and dust removal device provided by the utility model;

fig. 2 is a schematic structural diagram of a ventilation fan of the ventilation and dust removal device provided by the utility model;

fig. 3 is a schematic structural diagram of a dust removing assembly of the ventilation dust removing device provided by the utility model;

fig. 4 is a schematic structural view of a threaded sleeve and a first movable seat of the ventilation and dust removal device provided by the utility model;

fig. 5 is a schematic structural view of a dust screen and a stopper of the ventilation and dust removal device provided by the utility model;

fig. 6 is a schematic structural view of a retraction spring and a limit steel ball of the ventilating dust removing device provided by the utility model;

FIG. 7 is a schematic sectional view of a ventilating pipe of the ventilating dust removing device;

fig. 8 is a schematic structural view of a third water pipe and a spray head of the ventilation and dust removal device provided by the utility model.

The labels in the figures are illustrated below:

1. a fixing plate; 2. a ventilation pipe; 3. a ventilator; 4. a first base; 5. rotating the screw; 6. a threaded sleeve; 7. a first movable seat; 8. a second base; 9. a slide bar; 10. a second movable seat; 11. a motor; 12. a connecting strip; 13. a bristle brush; 14. a dust screen; 15. a limiting block; 16. a retraction spring; 17. limiting the steel balls; 18. a water tank; 19. a water pump; 20. a first water pipe; 21. a second water pipe; 22. a fixing ring; 23. a third water pipe; 24. a spray head.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As described in the background art, because the coal ash is large in the mine, when the ventilation device is used for a long time, a large amount of coal ash is attached to the dust screen, so that the air inlet and outlet of the ventilation device are affected, and the dust screen needs to be detached and cleaned frequently.

In order to solve the technical problem, the utility model provides a ventilation and dust removal device which is applied to ventilation of coal mines.

Specifically, referring to fig. 1 to 3, the ventilation and dust removal device specifically includes:

the dust-proof device comprises a fixing plate 1, wherein a ventilation pipe 2 is fixed on one side of the fixing plate 1, a dust screen 14 is arranged on the inner side of one side, away from the ventilation pipe 2, of the fixing plate 1, and a dust-proof component is arranged on one side, away from the ventilation pipe 2, of the fixing plate 1;

and the ventilation fan 3 is arranged on the inner side of one side, away from the fixed plate 1, of the ventilation pipe 2 and is used for ventilating the mine by matching the fixed plate 1 and the ventilation pipe 2.

According to the ventilation dust removing device provided by the utility model, the dust removing component capable of automatically cleaning the coal ash attached to the dust screen and the dust screen convenient to detach are arranged on the fixed plate 1, so that when the ventilation effect is influenced by a large amount of coal ash attached to the dust screen, the dust removing component is started by setting the starting time, and then the dust removing component automatically cleans the coal ash attached to the dust screen, so that frequent dust screen detachment by workers is avoided, the working efficiency is improved, and the service life of the device is prolonged.

In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Example 1:

referring to fig. 1-2, a ventilating and dust removing apparatus includes a fixing plate 1 and a ventilating fan 3; a vent pipe 2 is fixed on one side of the fixed plate 1, a dust screen 14 is arranged on the inner side of one side of the fixed plate 1 away from the vent pipe 2 in order to prevent coal ash from entering the vent pipe 2, and a dust removal component is arranged on one side of the fixed plate 1 away from the vent pipe 2 in order to clean the coal ash attached to the dust screen 14 conveniently; the ventilator 3 is arranged on the inner side of one side of the ventilation pipe 2 away from the fixed plate 1 and is used for ventilating the mine by matching with the fixed plate 1 and the ventilation pipe 2.

Referring to fig. 3-4, the dust removing assembly includes a first base 4, a rotating screw 5, a threaded sleeve 6 and a first moving seat 7, wherein the first base 4 is fixed at one end of the fixing plate 1 far away from one side of the ventilation pipe 2, the rotating screw 5 is rotatably connected to the inner side of the first base 4, the threaded sleeve 6 is screwed to the outer side of the rotating screw 5, and the first moving seat 7 is rotatably connected to the outer side of the threaded sleeve 6. The dust removal subassembly still includes second base 8, slide bar 9, second removes seat 10, motor 11 and connecting strip 12, the other end that ventilation pipe 2 one side was kept away from to fixed plate 1 is fixed with second base 8, the inboard of second base 8 is fixed with slide bar 9, slide bar 9's outside sliding connection has second to remove seat 10, in order to make things convenient for first removal seat 7 and second to remove seat 10 and reciprocate simultaneously, be provided with connecting strip 12 between first removal seat 7 and the second removal seat 10, the one end of connecting strip 12 is fixed with first removal seat 7, the other end of connecting strip 12 is fixed with second removal seat 10, one side that connecting strip 12 is close to fixed plate 1 is provided with bristle brush 13. The dust removal assembly further comprises a motor 11, the motor 11 is arranged at the upper end of the first base 4 for conveniently driving the rotary screw 5 to rotate, and the output end of the motor 11 penetrates through the first base 4 and is fixed with the rotary screw 5.

The ventilation dust collector that this embodiment provided has realized adhering to the automation of coal ash on the dust screen 14 and has cleaned, has saved the manpower through simple motor drive screw rod, and the motion of dust removal subassembly makes its clean process velocity symmetrical simultaneously for clean the process and realized the cleaning effect to the coal ash cleaning, improved the life of device.

Example 2:

to embodiment 1 provides a ventilation dust collector further optimizes, specifically, as shown in fig. 5, 6, in order to make things convenient for dismantle dust screen 14 fast, the outside of dust screen 14 is fixed with a plurality of stoppers 15, a plurality of spacing holes have been seted up to the inboard of fixed plate 1 and the position corresponding with stopper 15, the inboard of every spacing hole all is provided with shrink spring 16, the one end of every shrink spring 16 all is fixed with fixed plate 1, the other end of shrink spring 16 all is fixed with spacing steel ball 17, and then make things convenient for spacing steel ball 17 to utilize the elasticity characteristic of shrink spring 16 to resume the normal position, in order to make things convenient for spacing to dust screen 14, the draw-in groove has all been seted up to the inboard of every stopper 15 and the position corresponding with spacing steel ball 17, every spacing steel ball 17 all laminates mutually with the draw-in groove.

Through above-mentioned structural design for the dismantlement installation of dust screen 14 is comparatively swift, has saved the manpower when dust screen 14 because of using for a long time leads to damaging.

When the dustproof device is specifically realized, a worker is attached to the corresponding hole on the fixing plate 1 through the limiting block 15, presses the dustproof net 14 towards the direction of the fixing plate 1, and then presses the limiting steel ball 17 into the limiting hole through the elastic characteristic of the shrinkage spring 16 when the limiting block 15 moves towards the inside of the fixing plate 1, and then after the limiting block 15 is completely attached to the hole on the fixing plate 1, the limiting steel ball 17 is sprung into the clamping groove in the limiting steel ball 17 through the elastic characteristic of the shrinkage spring 16, and then limiting the dustproof net 14.

Example 3:

for further optimization of the ventilation and dust removal device provided in embodiment 1, specifically, as shown in fig. 7 and 8, in order to store practical water amount during water interruption, the lower end of the fixing plate 1 is provided with a water tank 18, for conveniently pumping out water in the water tank 18 under pressure, one end of the water tank 18 is provided with a water suction pump 19, the upper end of the water suction pump 19 is fixed with the fixing plate 1, the water inlet of the water suction pump 19 is spliced with the water tank 18, the water outlet of the water suction pump 19 is spliced with a first water pipe 20, and the upper end of the first water pipe 20 penetrates through the ventilation pipe 2 and extends to the inner side of the ventilation pipe 2. In order to conveniently fix the second water pipe 21, the outside of the second water pipe 21 is provided with a plurality of fixed rings 22, the lower extreme of every fixed ring 22 is fixed with ventilation pipe 2, and the one end that second water pipe 21 kept away from first water pipe 20 is fixed with third water pipe 23, in order to conveniently spray out water atomization, and the upper end of third water pipe 23 is provided with atomising head 24.

Through above-mentioned structural design for in the device can atomizing water smoke blows in the mine, make the interior coal ash of mine deposit fast after attaching with water smoke, prevent that the coal ash from flying upward and cause the injury to the interior workman of ore deposit, and improved the visual environment in the ore deposit, improved the security of interior workman during operation.

In particular, when the device is connected with an external power supply, the water tank 18 is connected with an external water source, water in the water tank 18 is pumped into the first water pipe 20 by starting the water suction pump 19, then enters the second water pipe 21, is input into the third water pipe 23 through the second water pipe 21, the spray head 24 sprays water in an atomized manner, and the water mist is sprayed like a mine through rotation of the inner blades of the ventilator 3.

The use process of the ventilation and dust removal device provided by the utility model is as follows: the device is connected with an external power supply, through setting up the cleaning time of a dust removal assembly, after the cleaning time is set up, the motor 11 starts to start, and then the output end of the motor 11 drives the rotary screw 5 to rotate, so that the built-in thread groove of the thread sleeve 6 and the external thread groove of the rotary screw 5 are meshed to move, the thread sleeve 6 drives the first movable seat 7 and the second movable seat 10 to move up and down, and then the first movable seat 7 and the second movable seat 10 drive the connecting strip 12 and the bristle brush 13 to move up and down on the dust screen 14, so that the bristle brush 13 cleans ash attached to the dust screen 14 cleanly, and the service life of the device is prolonged.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.

Claims

1. A ventilation and dust removal device, comprising:

the dust-proof device comprises a fixing plate (1), wherein a ventilation pipe (2) is fixed on one side of the fixing plate (1), a dust screen (14) is arranged on the inner side of one side, far away from the ventilation pipe (2), of the fixing plate (1), and a dust-proof component is arranged on one side, far away from the ventilation pipe (2), of the fixing plate (1);

and the ventilation fan (3) is arranged on the inner side of one side, far away from the fixed plate (1), of the ventilation pipe (2) and is used for ventilating the mine by matching with the fixed plate (1) and the ventilation pipe (2).

2. The ventilation and dust removal device according to claim 1, wherein the dust removal assembly comprises a first base (4), a rotating screw (5), a threaded sleeve (6) and a first moving seat (7), wherein one end of one side of the fixed plate (1) far away from the ventilation pipe (2) is fixedly provided with the first base (4), the inner side of the first base (4) is rotationally connected with the rotating screw (5), the outer side of the rotating screw (5) is in threaded connection with the threaded sleeve (6), and the outer side of the threaded sleeve (6) is rotationally connected with the first moving seat (7).

3. The ventilation and dust removal device according to claim 2, wherein the dust removal assembly further comprises a second base (8), a sliding rod (9), a second moving seat (10), a motor (11) and a connecting strip (12), the other end of one side of the fixed plate (1) far away from the ventilation pipe (2) is fixed with the second base (8), the inner side of the second base (8) is fixed with the sliding rod (9), the outer side of the sliding rod (9) is slidably connected with the second moving seat (10), the connecting strip (12) is arranged between the first moving seat (7) and the second moving seat (10), one end of the connecting strip (12) is fixed with the first moving seat (7), the other end of the connecting strip (12) is fixed with the second moving seat (10), and one side of the connecting strip (12) close to the fixed plate (1) is provided with a bristle (13).

4. The ventilation and dust removal device according to claim 2, wherein the dust removal assembly further comprises a motor (11), the upper end of the first base (4) is provided with the motor (11), and the output end of the motor (11) penetrates through the first base (4) and is fixed with the rotating screw (5).

5. The ventilation and dust removal device according to claim 1, wherein a plurality of limiting blocks (15) are fixed on the outer side of the dust screen (14), a plurality of limiting holes are formed in the inner side of the fixing plate (1) and in positions corresponding to the limiting blocks (15), a contraction spring (16) is arranged on the inner side of each limiting hole, one end of each contraction spring (16) is fixed with the fixing plate (1), limiting steel balls (17) are fixed on the other end of each contraction spring (16), clamping grooves are formed in the inner side of each limiting block (15) and in positions corresponding to the corresponding limiting steel balls (17), and each limiting steel ball (17) is attached to each clamping groove.

6. The ventilation and dust removal device according to claim 1, wherein a water tank (18) is arranged at the lower end of the fixing plate (1), a water suction pump (19) is arranged at one end of the water tank (18), the upper end of the water suction pump (19) is fixed with the fixing plate (1), a water inlet of the water suction pump (19) is spliced with the water tank (18), a first water pipe (20) is spliced at a water outlet of the water suction pump (19), and the upper end of the first water pipe (20) penetrates through the ventilation pipe (2) and extends to the inner side of the ventilation pipe (2).

7. The ventilation and dust removal device according to claim 6, wherein a second water pipe (21) is fixed at the upper end of the first water pipe (20), a plurality of fixing rings (22) are arranged on the outer side of the second water pipe (21), the lower end of each fixing ring (22) is fixed with the ventilation pipe (2), a third water pipe (23) is fixed at one end, far away from the first water pipe (20), of the second water pipe (21), and a spray head (24) is arranged at the upper end of the third water pipe (23).