CN219308277U

CN219308277U - Dust removal and filtration device for ventilation of coal mine

Info

Publication number: CN219308277U
Application number: CN202320037402.3U
Authority: CN
Inventors: 张瑶; 孙志猛; 马靖; 王妙香; 符卫
Original assignee: Gansu Jingyuan Coal And Electricity Co ltd Honghui No 1 Coal Mine
Current assignee: Gansu Jingyuan Coal And Electricity Co ltd Honghui No 1 Coal Mine
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-07-07
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a dust removal and filtration device for ventilation of a coal mine, which comprises a box body, wherein an air suction cover is fixedly sleeved in the box body, a fan is fixedly sleeved in the air suction cover, a filter screen is fixedly sleeved in the air suction cover, a supporting shaft is connected in the filter screen through a bearing, fan blades are fixedly connected on the supporting shaft, a connecting shaft is welded on the air suction cover, a stop lever is arranged on the outer side of the connecting shaft through a bearing, a torsion spring is arranged on the outer side of the connecting shaft, a return pipe is fixedly sleeved in the box body, a connecting pipe is rotatably connected on the outer side of the return pipe, and a toothed ring is fixedly sleeved on the outer side of the connecting pipe. Through setting up back flow, connecting pipe, ring gear, motor, gear isotructure, through motor drive gear rotation, and then make the ring gear drive the connecting pipe rotate, and then make the flow dividing pipe rotate, it is more even to disperse the water smoke in the box, better to dust treatment effect.

Description

Dust removal and filtration device for ventilation of coal mine

Technical Field

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

Background

In coal mine operation, ventilation is indispensable, and safety risks can be reduced to a certain extent, and the patent with the patent grant publication number of CN213807738U relates to a dust removal and filtration device for coal mine ventilation safety. The utility model aims to solve the technical problems that the air is filtered only by arranging the filter screen, the dust removing effect is poor, and the dust cannot be subjected to multiple treatments. In order to solve the technical problems, the utility model provides a dust removal and filtration device for coal mine ventilation safety, which comprises a base, wherein a dust removal box is fixedly connected to the top of the base. This a dust removal filter equipment for colliery ventilation safety through filter screen, shower nozzle isotructure, can carry out multiple dust removal to the air, and the effect is better, and filters the water that flows down through the filter core, is convenient for carry out cyclic utilization, saves the water resource, simultaneously through fixture block, elastic component isotructure, can pop out the filter cassette, is convenient for maintain, conveniently take out when changing the filter screen, saves staff's dismantlement time, improves work efficiency. In the prior art, when the dust removal filter device for ventilation of coal mine is used, the air inlet part of the device lacks filtering, so that large particles can enter the box body, parts in the box body are influenced by the large particles, and meanwhile, the water outlet mechanism of the device is fixed in structure, water cannot be uniformly distributed in the box body during water outlet, and the dust settling effect of the device during use is influenced. Accordingly, improvements in the art are needed.

Disclosure of Invention

The utility model solves the technical problem of providing a dust removal and filtration device for ventilation of a coal mine, which has the characteristic of uniformly distributing water in a box body, and solves the problems that large particles can enter the box body due to the lack of filtration at the air inlet part of the device, so that parts in the box body are influenced by the large particles to be used, and meanwhile, the structure of a water outlet mechanism of the device is fixed, water cannot be uniformly distributed in the box body during water outlet, and the dust falling effect of the device during use is influenced.

In order to solve the technical problems, the dust removal filtering device for ventilation of a coal mine comprises a box body, wherein an air suction cover is fixedly sleeved in the box body, a fan is fixedly sleeved in the air suction cover, a filter screen is fixedly sleeved in the air suction cover, a supporting shaft is connected in the filter screen through a bearing, fan blades are fixedly connected to the supporting shaft, a connecting shaft is welded on the air suction cover, a stop lever is mounted on the outer side of the connecting shaft through the bearing, a torsion spring is arranged on the outer side of the connecting shaft, a return pipe is fixedly sleeved in the box body, a connecting pipe is rotatably connected to the outer side of the return pipe, a toothed ring is fixedly sleeved on the outer side of the connecting pipe, a motor is fixedly arranged at the upper end of the box body, a rotating shaft of the motor is rotatably connected with the box body, and a connecting sleeve is slidably connected to the outer side of the rotating shaft of the motor.

In order to enable the filter screen to vibrate, the dust removing and filtering device for ventilation of the coal mine is preferable, the stop lever is made of elastic materials, and the stop lever is in contact with the fan blade.

In order to enable the stop lever to be convenient to reset, the dust removing and filtering device for ventilation of the coal mine is preferable, one end of the torsion spring is welded with the air suction cover, and the other end of the torsion spring is fixedly connected with the stop lever.

In order to connect the connecting pipe and the return pipe, the dust removing and filtering device for ventilation of coal mines is preferable, the connecting pipe is internally connected with the limiting pin through threads, the return pipe is provided with the annular groove, and the limiting pin is connected in a sliding way in the annular groove.

In order to make the water distribution in the box more uniform, the dust removing and filtering device for ventilation of coal mines is preferable, wherein the connecting pipe is fixedly connected with a shunt pipe, and the shunt pipe is provided with a plurality of spray heads.

In order to connect the rotating shaft with the connecting sleeve, the dust removing and filtering device for ventilation of the coal mine is preferably provided with the fixing pin in a sliding connection mode, and the fixing pin is connected with the rotating shaft of the motor through threads.

In order to facilitate the rotation of the shunt tube, as a dust removing and filtering device for ventilation of coal mines, the connecting sleeve is preferably welded with a gear, and the gear is meshed with the toothed ring.

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

through setting up fan, filter screen, back shaft, flabellum, connecting axle, pin, torsional spring isotructure, through fan suction air for in the dust gets into the box, and filter through the filter screen, avoid large granule entering device inside, cause the damage of box inside part, and rotate through air current drive flabellum, make pin and filter screen collision, make granule vibrations break away from on the filter screen, avoid the filter screen to block up, ensure fan suction efficiency.

Through setting up back flow, connecting pipe, ring gear, motor, gear isotructure, through motor drive gear rotation, and then make the ring gear drive the connecting pipe rotation, and then make the flow dividing pipe rotate, it is more even to disperse the water smoke in the box, better to dust treatment effect.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model

FIG. 3 is a cross-sectional view of the suction hood of FIG. 2 according to the present utility model;

FIG. 4 is an enlarged view of the utility model at A in FIG. 3;

fig. 5 is an enlarged view of the utility model at B in fig. 2.

Reference numerals in the drawings: 1. a case; 2. an air suction cover; 3. a blower; 4. a filter screen; 5. a support shaft; 6. a fan blade; 7. a connecting shaft; 8. a stop lever; 9. a torsion spring; 10. a return pipe; 11. a connecting pipe; 12. a limiting pin; 13. a ring groove; 14. a shunt; 15. a toothed ring; 16. a motor; 17. connecting sleeves; 18. a fixing pin; 19. a gear.

Detailed Description

Referring to fig. 1-5, a dust removal filtering device for ventilation of coal mine comprises a box body 1, wherein an air suction cover 2 is fixedly sleeved in the box body 1, a fan 3 is fixedly sleeved in the air suction cover 2, a filter screen 4 is fixedly sleeved in the air suction cover 2, a supporting shaft 5 is connected in the filter screen 4 through a bearing, a fan blade 6 is fixedly connected to the supporting shaft 5, a connecting shaft 7 is welded on the air suction cover 2, a stop lever 8 is mounted on the outer side of the connecting shaft 7 through a bearing, a torsion spring 9 is arranged on the outer side of the connecting shaft 7, a return pipe 10 is fixedly sleeved in the box body 1, a connecting pipe 11 is rotatably connected to the outer side of the return pipe 10, a toothed ring 15 is fixedly sleeved on the outer side of the connecting pipe 11, a motor 16 is fixedly arranged at the upper end of the box body 1, a rotating shaft of the motor 16 is rotatably connected with the box body 1, and a connecting sleeve 17 is slidably connected to the outer side of the rotating shaft of the motor 16.

In this embodiment: during the use, remove the device to the assigned position, then start fan 3 suction air and get into box 1, the air current filters through filter screen 4, avoid big granule entering device inside, cause box 1 internals to damage, the air current drives flabellum 6 and rotates, flabellum 6 rotates and the pin 8 collision, make pin 8 rotate and filter screen 4 collide, make filter screen 4 produce vibrations, make the big granule vibrations and filter screen 4 that adsorb on filter screen 4 through the air current break away from, make filter screen 4 be difficult for blockking up, ensure fan 3 suction efficiency, then pump suction through the back flow 10 terminal, make the water in the box 1 get into the connecting tube 11 through back flow 10, and spout through the shower nozzle on the shunt tubes 14, then start motor 16, motor 16 drive gear 19 rotates, gear 19 drives ring 15 and rotates, and then make ring 15 drive connecting tube 11 rotate, and then make shunt tubes 14 rotate, it is more even to spread the water smoke in the box 1, better to the dust treatment effect.

As a technical optimization scheme of the dust removal and filtration device for coal mine ventilation, the stop lever 8 is made of elastic materials, and the stop lever 8 is in contact with the fan blade 6.

In this embodiment: by arranging the stop lever 8, the filter screen 4 can vibrate.

As a technical optimization scheme of the dust removal and filtration device for coal mine ventilation, one end of the torsion spring 9 is welded with the air suction cover 2, and the other end of the torsion spring 9 is fixedly connected with the stop lever 8.

In this embodiment: by arranging the torsion spring 9, the stop lever 8 is convenient to reset.

As a technical optimization scheme of the dust removal and filtration device for ventilation of coal mines, a limiting pin 12 is connected in a connecting pipe 11 through threads, a ring groove 13 is formed in a return pipe 10, and the limiting pin 12 is connected in the ring groove 13 in a sliding mode.

In this embodiment: the connecting pipe 11 and the return pipe 10 are connected by arranging a limiting pin 12 to be matched with the annular groove 13.

As a technical optimization scheme of the dust removal and filtration device for ventilation of coal mines, the connecting pipe 11 is fixedly connected with the shunt pipe 14, and the shunt pipe 14 is provided with a plurality of spray heads.

In this embodiment: by providing the shunt tube 14, water in the case 1 can be distributed more uniformly.

As a technical optimization scheme of the dust removal and filtration device for ventilation of coal mines, a fixing pin 18 is connected in a sliding manner in a connecting sleeve 17, and the fixing pin 18 is connected with a rotating shaft of a motor 16 through threads.

In this embodiment: the shaft is connected to the connecting sleeve 17 by a fixing pin 18.

As a technical optimization scheme of the dust removal and filtration device for ventilation of coal mines, a gear 19 is welded on a connecting sleeve 17, and the gear 19 is meshed with a toothed ring 15.

In this embodiment: by arranging the gear 19 to cooperate with the toothed ring 15, the shunt tube 14 is made to rotate easily.

Working principle: during the use, remove the device to the assigned position, then start fan 3 suction air and get into box 1, the air current filters through filter screen 4, avoid big granule entering device inside, cause box 1 internals to damage, the air current drives flabellum 6 and rotates, flabellum 6 rotates and the pin 8 collision, make pin 8 rotate and filter screen 4 collide, make filter screen 4 produce vibrations, make the big granule vibrations and filter screen 4 that adsorb on filter screen 4 through the air current break away from, make filter screen 4 be difficult for blockking up, ensure fan 3 suction efficiency, then pump suction through the back flow 10 terminal, make the water in the box 1 get into the connecting tube 11 through back flow 10, and spout through the shower nozzle on the shunt tubes 14, then start motor 16, motor 16 drive gear 19 rotates, gear 19 drives ring 15 and rotates, and then make ring 15 drive connecting tube 11 rotate, and then make shunt tubes 14 rotate, it is more even to spread the water smoke in the box 1, better to the dust treatment effect.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a dust removal filter equipment for colliery ventilation, includes box (1), a serial communication port, box (1) internal fixation has cup jointed cover (2) induced drafts, cover (2) internal fixation has cup jointed fan (3) induced drafts, cover (2) internal fixation has cup jointed filter screen (4), be connected with back shaft (5) through the bearing in filter screen (4), fixedly connected with flabellum (6) on back shaft (5), the welding has connecting axle (7) on cover (2) induced drafts, pin (8) are installed through the bearing in the outside of connecting axle (7), the outside of connecting axle (7) is provided with torsional spring (9), box (1) internal fixation has cup jointed back flow (10), the outside rotation of back flow (10) is connected with connecting pipe (11), the outside of connecting pipe (11) has fixedly cup jointed ring gear (15), the upper end fixed mounting of box (1) motor (16), the pivot of motor (16) and box (1) are rotated and are connected, the pivot (17) of motor (16) are connected with in a sliding way.

2. The dust removal and filtration device for ventilation of coal mines according to claim 1, wherein the stop lever (8) is made of elastic materials, and the stop lever (8) is in contact with the fan blades (6).

3. The dust removal and filtration device for ventilation of coal mines according to claim 1, wherein one end of the torsion spring (9) is welded with the air suction cover (2), and the other end of the torsion spring (9) is fixedly connected with the stop lever (8).

4. The dust removal and filtration device for ventilation of coal mines according to claim 1, wherein a limiting pin (12) is connected in the connecting pipe (11) through threads, an annular groove (13) is formed in the return pipe (10), and the limiting pin (12) is connected in the annular groove (13) in a sliding mode.

5. The dust removal and filtration device for ventilation of coal mines according to claim 1, wherein the connecting pipe (11) is fixedly connected with a shunt pipe (14), and a plurality of spray heads are arranged on the shunt pipe (14).

6. A dust removal and filtration device for ventilation of coal mines according to claim 1, characterized in that a fixing pin (18) is connected in a sliding manner to the connecting sleeve (17), and the fixing pin (18) is connected with the rotating shaft of the motor (16) through threads.

7. A dust removal and filtration device for ventilation of coal mines according to claim 1, characterized in that a gear (19) is welded on the connecting sleeve (17), and the gear (19) is meshed with the toothed ring (15).