CN220286070U

CN220286070U - Coal mine ventilation device capable of rapidly filtering dust

Info

Publication number: CN220286070U
Application number: CN202321098236.4U
Authority: CN
Inventors: 林世东
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2024-01-02
Anticipated expiration: 2033-05-09

Abstract

The utility model discloses a coal mine ventilation device capable of rapidly filtering dust, which comprises a connecting cylinder, wherein a double-shaft motor is fixedly arranged in the connecting cylinder, a fan blade is sleeved at the output end of one side of the double-shaft motor, a rotating plate is sleeved at the output end of the other side of the double-shaft motor, a brush blade is connected with one side wall of the rotating plate in a clamping way, one end part of the rotating plate is fixedly connected with a transverse plate, one end part of the connecting cylinder is fixedly connected with an air inlet cylinder, and a plurality of guide plates are fixedly connected with the inner wall of the air inlet cylinder.

Description

Coal mine ventilation device capable of rapidly filtering dust

Technical Field

The utility model relates to a coal mine ventilation device, in particular to a coal mine ventilation device capable of rapidly filtering dust.

Background

The ventilation device for the coal mine is an indispensable part in a ventilation system of the coal mine, and is mainly used for introducing fresh air required by coal mine workers into a roadway of the coal mine, and is usually arranged on the ground on one side of an air outlet well, so that dirty air in the air outlet well can be rapidly discharged through the device, the air pressure in the coal mine is lower than the external air pressure, and the external fresh air is forced to leak into the coal mine from the ground.

However, the existing coal mine ventilation device capable of rapidly filtering dust is not perfect in structure and has certain defects:

1. when the existing coal mine ventilation device is used, because coal ash dust generated by mining in a mine is larger, the coal ash dust is easily carried into the device along with the polluted air flow in the mine, and a filter screen for intercepting the coal ash dust is usually arranged in the device to block the coal ash dust in a roadway.

2. The existing coal mine ventilation device is usually installed at a position far away from a mine working face, but due to the fact that the suction force of the ventilation device is large, hard objects generated during coal mining are splashed to an air inlet of the device, impact is easily caused to the device, and the device cannot normally operate.

Disclosure of Invention

The utility model aims to provide a coal mine ventilation device capable of rapidly filtering dust, and aims to solve the problems that in the prior art, when coal ash dust in polluted air is filtered, residues remain, so that the air inlet quantity of the device is reduced, and hard objects splashed in a roadway are easily sucked into the device, so that the device cannot normally operate.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a colliery ventilation unit that can filter dust fast, includes the connecting cylinder, the inside fixed mounting of connecting cylinder has biax motor, the output cover of biax motor one side is equipped with the flabellum, the output cover of biax motor opposite side is equipped with the commentaries on classics board, a lateral wall block of commentaries on classics board is connected with the brush piece, an end fixedly connected with diaphragm of commentaries on classics board, an end fixedly connected with air inlet section of thick bamboo of connecting cylinder, the inner wall fixedly connected with of air inlet section of thick bamboo a plurality of guide plates, a plurality of the middle part of guide plate runs through there is the bull stick;

a stop bar is fixedly connected to one end of the rotating rod, a compression spring is movably sleeved outside the rotating rod, a filter screen is embedded in the inner wall of one side of the connecting cylinder close to the air inlet cylinder, an ash inlet is formed in the bottom of the inner side of the connecting cylinder, the bottom of the ash inlet is provided with an ash collecting cylinder, a side wall of the ash collecting cylinder penetrates through a water spraying pipe, the bottom end of the ash collecting cylinder penetrates through a drainage pipe, and the other end of the connecting cylinder is fixedly connected with an air outlet cylinder.

As a preferable technical scheme of the utility model, the inner wall of the air outlet cylinder is fixedly connected with a bracket, and the middle part of the bracket is rotationally connected with a fan plate.

As a preferable technical scheme of the utility model, the water spray pipe is in butt joint with a water pipeline of a mine, and a spray head is arranged at the joint of the water spray pipe and the dust collection cylinder.

As a preferable technical scheme of the utility model, a lantern ring is fixedly connected at the joint of the ash collecting cylinder and the connecting cylinder, and the ash collecting cylinder is movably threaded through-connected with the ash inlet through the lantern ring.

As a preferable technical scheme of the utility model, a protective net is embedded in the inner wall of one side of the air outlet cylinder, which is close to the connecting cylinder.

As a preferable technical scheme of the utility model, the hairbrush piece is attached to one side wall of the filter screen, and the hairbrush piece is rotationally connected with the filter screen through a rotating plate.

As a preferable technical scheme of the utility model, the ash inlet is positioned in front of the filter screen, and a silk screen is embedded at the top of the ash inlet.

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

according to the utility model, through the rotating plate, the hairbrush sheet, the transverse plate, the ash inlet, the ash collecting cylinder and the water spraying pipe, the surface of the filter screen in the laminating device can rotate under the drive of the driving mechanism, so that meshes blocked by coal ash dust in the filter screen can be dredged in time, and the brushed coal ash dust can be rapidly cleared out of the air cylinder through the transverse plate and the ash inlet.

According to the utility model, through the baffle bar, the rotating rod, the guide plate and the compression spring, hard objects splashed to the device are blocked outside the device by the baffle bar and the guide plate, and the compression spring is matched, so that acting force generated when the hard objects collide with the device can be consumed through deformation of the compression spring, the damage of the acting force of the collision to the baffle bar is reduced, and the device is not easy to be impacted by the hard objects splashed to stop running.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the spray pipe and the dust collecting cylinder of the utility model;

FIG. 3 is a schematic view of the structure of the ash inlet and brush plate of the utility model;

fig. 4 is a schematic diagram of the structure of the double-shaft motor and the rotating rod of the utility model.

In the figure: 1. an air inlet cylinder; 2. a barrier strip; 3. a deflector; 4. a compression spring; 5. a connecting cylinder; 6. an air outlet cylinder; 7. an ash collecting cylinder; 8. a drainage tube; 9. a water spray pipe; 10. a collar; 11. a protective net; 12. a bracket; 13. a fan plate; 14. a filter screen; 15. a brush sheet; 16. a rotating plate; 17. a cross plate; 18. an ash inlet; 19. a rotating rod; 20. a biaxial motor; 21. and (3) a fan blade.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a technical scheme of a coal mine ventilation device capable of rapidly filtering dust, which comprises the following steps:

example 1

According to the figures 1, 2 and 3, a coal mine ventilation device capable of rapidly filtering dust comprises a connecting cylinder 5, the inner diameter of the connecting cylinder 5 is the same as that of an air inlet cylinder 1, the inner diameter of the joint of the connecting cylinder 5 and an air outlet cylinder 6 is the same, a double-shaft motor 20 is fixedly arranged in the connecting cylinder 5, the double-shaft motor 20 is provided with two output ends, a fan blade 21 is sleeved at the output end of one side of the double-shaft motor 20, the fan blade 21 rotates to generate air flow, so that the sewage in a coal mine tunnel is pumped into the connecting cylinder 5 from the air inlet cylinder 1, the sewage is blown out from the air outlet cylinder 6, a rotating plate 16 is sleeved at the output end of the other side of the double-shaft motor 20, the rotating plate 16 can enable a mesh of a hairbrush sheet 15, which is attached to the surface of a filter screen 14, to rotate when rotating, one side wall of the rotating plate 16 is connected with the hairbrush sheet 15 in a clamping way, one end of the rotating plate 16 is fixedly connected with a transverse plate 17, the transverse plate 17 is attached to the inner wall of the connecting cylinder 5 when rotating, the inner wall of the connecting cylinder 5, which is close to one side of the air inlet cylinder 1, is embedded with a filter screen 14, the mesh number of the filter screen 14 is five hundred meshes, coal ash dust entering along with polluted air can be intercepted, the bottom of the inner side of the connecting cylinder 5 is provided with an ash inlet 18, the ash inlet 18 can enable the coal ash dust brushed off from the filter screen 14 to fall into the ash collecting cylinder 7, the coal ash dust is quickly separated from the device, the probability that the coal ash dust is adsorbed on the filter screen 14 again is reduced, the bottom of the ash inlet 18 is provided with the ash collecting cylinder 7, the inside of the ash collecting cylinder 7 is hollowed out, the coal ash dust can be quickly separated from the connecting cylinder 5, one side wall of the ash collecting cylinder 7 is penetrated with a water spraying pipe 9, the bottom end of the ash collecting cylinder 7 is penetrated with a drainage tube 8, one end of the drainage tube 8 is connected with a collecting container, and the coal ash dust mixed with water can be conveyed into the container for subsequent treatment; through the rotating plate 16, the brush piece 15, the diaphragm 17, the ash inlet 18, the ash collecting cylinder 7 and the spray pipe 9 which are arranged, the spray pipe 9 is in butt joint with a water pipeline of a mine, a spray head is arranged at the joint of the spray pipe 9 and the ash collecting cylinder 7, water can be sprayed into coal ash dust in the ash collecting cylinder 7 by the spray head, the probability of the coal ash dust floating again is reduced, the lantern ring 10 is fixedly connected at the joint of the ash collecting cylinder 7 and the connecting cylinder 5, the ash collecting cylinder 7 is in movable threaded penetrating connection with the ash inlet 18 through the lantern ring 10, the brush piece 15 is attached to one side wall of the filter screen 14, the brush piece 15 is in rotary connection with the filter screen 14 through the rotating plate 16, the ash inlet 18 is positioned in front of the filter screen 14, a silk screen is embedded at the top of the ash inlet 18, the silk screen can prevent the ash inlet 18 from falling into a large-volume hard object, and accordingly the probability of the drainage tube 8 being blocked is reduced.

When the coal mine ventilation device capable of rapidly filtering dust is particularly used, before the coal mine ventilation device is used, the coal mine ventilation device is required to be installed at an air outlet well of a coal mine, so that an air inlet cylinder 1 is in butt joint with a wellhead of the air outlet well, then an external power supply is connected, at the moment, a double-shaft motor 20 in a connecting cylinder 5 drives a fan blade 21 to rotate, meanwhile, a rotating plate 16 is driven to press a hairbrush piece 15 to be attached to one side wall of a filter screen 14 close to the air inlet cylinder 1 to rotate, dirty air in the air outlet well is sucked into the air inlet cylinder 1, then the dirty air is carried with soot dust to enter the connecting cylinder 5, when the soot dust contacts the filter screen 14, the filter screen 14 is adsorbed, then the rotating plate 16 and the hairbrush piece 15 continuously brush down the soot dust intercepted on the filter screen 14, so that the soot dust falls in front of the filter screen 14, then the transverse plate 17 at the end of the rotating plate 16 pushes the soot dust to the position of the dust inlet 18, the soot dust falls into the dust inlet 18 to be collected, then the water source in the water spraying pipe 9 is connected, and the soot dust is rapidly mixed with the water source in the collecting cylinder through a spray nozzle 7, and the soot dust is discharged into the water collecting tube 8, and the soot dust is rapidly diluted.

Example two

On the basis of the first embodiment, as shown in fig. 1 and 4, an air inlet cylinder 1 is fixedly connected to one end part of a connecting cylinder 5, a plurality of guide plates 3 are fixedly connected to the inner wall of the air inlet cylinder 1, the guide plates 3 are stainless steel plating plates, corrosion resistance and dust prevention are realized, a rotating rod 19 penetrates through the middle parts of the guide plates 3, and the rotating rod 19 can be driven by a barrier strip 2 to rotate; through blend stop 2, bull stick 19, guide plate 3 and compression spring 4 that set up, the one end fixedly connected with blend stop 2 of bull stick 19, the blend stop 2 can be under the drive of the air current effect that guide plate 3 formed, through the annular motion of bull stick 19 in the place ahead of guide plate 3, the outside movable sleeve of bull stick 19 is equipped with compression spring 4, compression spring 4 can take place elastic deformation when blend stop 2 receives the hard thing collision that splashes, consume the effort that hard thing produced to blend stop 2 collision, make blend stop 2 be difficult for being collided by hard thing, the other end fixedly connected with of connecting cylinder 5 goes out dryer 6, the inner wall fixedly connected with support 12 of going out dryer 6, the middle part rotation of support 12 is connected with fan 13, the front of fan 13 is pasted with reflection sticker, can be when out dryer 6 blows out the air current, in the place ahead of support 12, remind the staff this ventilation unit is running, one side inner wall that goes out dryer 6 is close to connecting cylinder 5 is inlayed and is equipped with protection network 11, protection network 11 can prevent that the toy from getting into this ventilation unit, thereby the security when improving this colliery ventilation unit.

When the coal mine ventilation device capable of rapidly filtering dust is particularly used, before dirty air is sucked into the air inlet cylinder 1, the dirty air passes through the guide plate 3 on the inner side, so that the flow speed of the dirty air in front of the air inlet cylinder 1 is accelerated, the baffle bar 2 is driven to rotate in front of the guide plate 3 through the rotating rod 19, when splashed hard objects in a mine tunnel collide with the baffle bar 2 rotating at a high speed, the hard objects are intercepted by the baffle bar 2, meanwhile, the acting force generated by the baffle bar 2 when the baffle bar is impacted pushes the compression spring 4, the compression spring 4 is compressed and deformed, the acting force generated by the splashed hard objects is consumed, the baffle bar 2 is not easy to be damaged in rotation, meanwhile, a worker can observe the rotation condition of the fan plate 13 of the air inlet cylinder 6, if the fan plate 13 rotates normally, the explanation device still keeps a normal operation state after the splashed hard objects are impacted, and otherwise, the ventilation device needs to be overhauled.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements 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 one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

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; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. 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.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

Claims

1. The utility model provides a colliery ventilation unit that can filter dust fast, includes connecting cylinder (5), its characterized in that: the novel air conditioner is characterized in that a double-shaft motor (20) is fixedly arranged in the connecting cylinder (5), a fan blade (21) is sleeved at the output end of one side of the double-shaft motor (20), a rotating plate (16) is sleeved at the output end of the other side of the double-shaft motor (20), a hairbrush piece (15) is clamped and connected to one side wall of the rotating plate (16), a transverse plate (17) is fixedly connected to one end of the rotating plate (16), an air inlet cylinder (1) is fixedly connected to one end of the connecting cylinder (5), a plurality of guide plates (3) are fixedly connected to the inner wall of the air inlet cylinder (1), and a rotating rod (19) penetrates through the middle parts of the guide plates (3);

the utility model discloses a dust collecting device, including bull stick (19), connecting cylinder (5), sealing washer (2) is fixedly connected with one end fixedly connected with of bull stick (19), the outside movable sleeve of bull stick (19) is equipped with compression spring (4), the inner wall that connecting cylinder (5) is close to air inlet cylinder (1) one side inlays and is equipped with filter screen (14), ash inlet (18) have been seted up to the inboard bottom of connecting cylinder (5), the bottom of ash inlet (18) is equipped with album ash section of thick bamboo (7), a lateral wall of album ash section of thick bamboo (7) runs through has spray pipe (9), the bottom of collection ash section of thick bamboo (7) is run through there is drainage tube (8), the other end fixedly connected with of connecting cylinder (5) goes out dryer (6).

2. A coal mine ventilation apparatus capable of rapidly filtering dust as claimed in claim 1, wherein: the inner wall of the air outlet cylinder (6) is fixedly connected with a bracket (12), and the middle part of the bracket (12) is rotationally connected with a fan plate (13).

3. A coal mine ventilation apparatus capable of rapidly filtering dust as claimed in claim 1, wherein: the water spraying pipe (9) is in butt joint with a water conveying pipeline of a mine, and a spray head is arranged at the joint of the water spraying pipe (9) and the dust collecting barrel (7).

4. A coal mine ventilation apparatus capable of rapidly filtering dust as claimed in claim 1, wherein: the connecting part of the ash collecting cylinder (7) and the connecting cylinder (5) is fixedly connected with a lantern ring (10), and the ash collecting cylinder (7) is movably threaded through-connected with the ash inlet (18) through the lantern ring (10).

5. A coal mine ventilation apparatus capable of rapidly filtering dust as claimed in claim 1, wherein: the inner wall of one side of the air outlet cylinder (6) close to the connecting cylinder (5) is embedded with a protective net (11).

6. A coal mine ventilation apparatus capable of rapidly filtering dust as claimed in claim 1, wherein: the hairbrush piece (15) is attached to one side wall of the filter screen (14), and the hairbrush piece (15) is connected with the filter screen (14) in a rotating mode through a rotating plate (16).

7. A coal mine ventilation apparatus capable of rapidly filtering dust as claimed in claim 1, wherein: the ash inlet (18) is positioned in front of the filter screen (14), and a silk screen is embedded at the top of the ash inlet (18).