CN214063026U

CN214063026U - Coal mine ventilation device convenient for dust filtration

Info

Publication number: CN214063026U
Application number: CN202120094114.2U
Authority: CN
Inventors: 尉新全; 白文军; 潘朝阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-08-27
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a colliery ventilation unit convenient to filter dust, its technical scheme main points are: the air inlet pipeline is characterized by comprising an air inlet pipeline, an air outlet pipeline and a middle pipeline, wherein a water spraying device is arranged in the middle pipeline, the water spraying device comprises a plurality of water pipes arranged in the middle pipeline, a connecting rod is fixedly connected with the plurality of water pipes, a first bevel gear pair is arranged on an output shaft, a first transmission rod is arranged on the first bevel gear pair, the first transmission rod extends into the air inlet pipeline and is connected with a second bevel gear pair, a second transmission rod is arranged on the second bevel gear pair, a third bevel gear pair is connected to the upper end of the second transmission rod, a third transmission rod is arranged on the third bevel gear pair, an axial flow fan is connected to the right end of the third transmission rod, a dust screen is arranged in the air inlet pipeline, and a cleaning mechanism is connected to the left end of the third transmission rod; the utility model discloses a water jet equipment spun moisture can contact with the air uniformly and need not shut down and also can clear up the dust on the dust screen.

Description

Coal mine ventilation device convenient for dust filtration

Technical Field

The utility model belongs to the technical field of ventilation equipment technique and specifically relates to a colliery ventilation unit convenient to filter dust.

Background

The underground production of coal mine is underground operation, the ground air will be mixed with poisonous and harmful gas and mine dust in the process of entering the underground and flowing through each operation place, the components will change gradually, meanwhile, because of the geothermal action, the heat dissipation of human body and machinery, the evaporation of moisture, etc., the temperature and humidity of the underground air will be improved obviously, cause bad weather conditions, therefore, the mine must supply the underground personnel with enough fresh air through the ventilation equipment, dilute the harmful gas and mine dust below the safe concentration, and discharge outside the mine, ensure the underground has suitable weather conditions, create good production environment.

Most of water spraying devices in the existing coal mine ventilation devices spray water from top to bottom, so that the air is not uniformly contacted with moisture, and dust in the air cannot be effectively removed; after the working end time of the ventilation device, the dust screen inside the ventilation device needs to be stopped and cleaned, otherwise, the dust removal effect can be influenced, but the normal work of the ventilation device can be influenced by the stop and cleaning.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a colliery ventilation unit convenient to filter dust, water jet equipment spun moisture can evenly with the air contact and need not shut down and also can clear up the dust on the dust screen.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a coal mine ventilation device convenient for dust filtration comprises an air inlet pipeline, an air outlet pipeline and a middle pipeline, wherein a water spraying device is arranged in the middle pipeline, the water spraying device comprises a plurality of water pipes arranged in the middle pipeline, a support frame is fixedly arranged at the bottom of the middle pipeline, a motor is fixedly arranged on the support frame, one end of the motor is connected with a speed reducer, one end of the speed reducer is connected with an output shaft, the output shaft extends into the bottom of the middle pipeline and is fixedly connected with a connecting rod, the connecting rod is fixedly connected with the plurality of water pipes, a first bevel gear pair is arranged on the output shaft, a first transmission rod is arranged on the first bevel gear pair, the first transmission rod extends into the air inlet pipeline and is connected with a second bevel gear pair, a second transmission rod is arranged on the second bevel gear pair, the second transmission rod is vertically arranged, the upper end of the second transmission rod is connected with a third bevel gear pair, and a third transmission rod is arranged on the third bevel gear pair, the right end of the third transmission rod is fixedly connected with an axial fan, the interior of the air inlet pipeline is fixedly provided with a dust screen, and the left end of the third transmission rod penetrates through the dust screen and is fixedly connected with a cleaning mechanism.

Furthermore, an air inlet is formed in the left side of the air inlet pipeline, an air outlet is formed in the right side of the air outlet pipeline, and a plurality of ventilation holes are formed among the air inlet pipeline, the air outlet pipeline and the middle pipeline.

Through adopting above-mentioned technical scheme, the passing through of the wind current of being convenient for.

Furthermore, the water spraying device consists of a water storage tank, a water pump, a water pipe and water spraying heads, wherein the water storage tank is fixedly arranged at the upper end of the middle pipeline, the water pipe is connected with the water storage tank through the water pump, and the water pipe is provided with a plurality of water spraying heads.

Through adopting above-mentioned technical scheme for water jet equipment can normally work.

Further, clean the mechanism and constitute by fixed block, cleaning rod and brush, the fixed cover of fixed block is established in the outer end of third transfer line, and cleaning rod is fixed to be set up on the fixed block, and the brush supports and leans on the dust screen.

Through adopting above-mentioned technical scheme, the brush can be with the dust clean up on the dust screen after rotating.

Furthermore, the lower end of the air inlet pipeline is provided with a dust collecting opening at a position corresponding to the dustproof net, and the lower end of the dust collecting opening is provided with a dust collecting box.

Through adopting above-mentioned technical scheme, the dust that is cleaned off can drop to the inside of dust collection box.

Furthermore, an active carbon filter screen and a HEPA filter screen are arranged inside the air outlet pipeline.

Through adopting above-mentioned technical scheme, can further filter, purify the air.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a, be connected with the connecting rod through setting up the water pipe, motor work drives the connecting rod and can drive the water pipe after rotating and rotate, and the sprinkler bead on the water pipe also can rotate this moment, and the sprinkler bead is rotated and is sprayed water on one side, can guarantee that the moisture that the blowout comes more evenly, fully contacts with the air to the effect of removing dust has been guaranteed.

2. The utility model discloses a, clean mechanism and a plurality of bevel gear pair through the setting, can drive the third transfer line through a plurality of bevel gear pairs after the motor work and rotate to drive and clean mechanism work, make the motor at the in-process of work, clean the mechanism and can continuously clean the dust screen, guaranteed the cleanliness of dust screen, need not operating personnel and shut down and wash the dust screen.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic structural view of the cleaning mechanism of the present invention.

In the figure: 1. an air inlet pipeline; 101. an air inlet; 2. an air outlet pipeline; 201. an air outlet; 3. an intermediate pipeline; 4. a water spraying device; 401. a water storage tank; 402. a water pump; 403. a water pipe; 404. a sprinkler head; 5. a support frame; 6. a motor; 7. a speed reducer; 8. an output shaft; 9. a connecting rod; 10. a first bevel gear pair; 11. a first drive lever; 12. a second bevel gear pair; 13. a second transmission rod; 14. a third bevel gear pair; 15. a third transmission rod; 16. a dust screen; 17. a cleaning mechanism; 1701. a fixed block; 1702. a cleaning rod; 1703. a brush; 18. a dust collection port; 19. a dust collection box; 20. an active carbon filter screen; 21. a HEPA filter screen; 22. an axial flow fan.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-3, a coal mine ventilation device convenient for dust filtration comprises an air inlet pipeline 1, an air outlet pipeline 2 and a middle pipeline 3, a water spraying device 4 is arranged in the middle pipeline 3, the water spraying device 4 comprises a plurality of water pipes 403 arranged in the middle pipeline 3, a support frame 5 is fixedly arranged at the bottom of the middle pipeline 3, a motor 6 is fixedly arranged on the support frame 5, one end of the motor 6 is connected with a speed reducer 7, one end of the speed reducer 7 is connected with an output shaft 8, the output shaft 8 extends into the bottom of the middle pipeline 3 and is fixedly connected with a connecting rod 9, the connecting rod 9 is fixedly connected with the plurality of water pipes 403, a first bevel gear pair 10 is arranged on the output shaft 8, a first transmission rod 11 is arranged on the first bevel gear pair 10, the first transmission rod 11 is rotatably arranged between the air inlet pipeline 1 and the middle pipeline 3, the first transmission rod 11 extends into the air inlet pipeline 1 and is connected with a second bevel gear pair 12, the second bevel gear pair 12 is provided with a second transmission rod 13, the lower end of the second transmission rod 13 is rotatably arranged at the bottom of the air inlet pipeline 1, the second transmission rod 13 is vertically arranged, the upper end of the second transmission rod 13 is connected with a third bevel gear pair 14, the third bevel gear pair 14 is provided with a third transmission rod 15, the left end of the third transmission rod 15 is rotatably arranged on the left side of the air inlet pipeline 1, the right end of the third transmission rod 15 is fixedly connected with an axial flow fan 22, a dust screen 16 is fixedly arranged inside the air inlet pipeline 1, and the left end of the third transmission rod 15 penetrates through the dust screen 16 and is fixedly connected with a cleaning mechanism 17.

Referring to fig. 1, an air inlet 101 is formed in the left side of an air inlet duct 1, an air outlet 201 is formed in the right side of an air outlet duct 2, and a plurality of vent holes are formed between the air inlet duct 1, the air outlet duct 2, and a middle duct 3.

Referring to fig. 1, the water spraying device 4 is composed of a water storage tank 401, a water pump 402, a water pipe 403 and water spraying heads 404, the water storage tank 401 is fixedly arranged at the upper end of the middle pipeline 3, the water pipe 403 is connected with the water storage tank 401 through the water pump 402, the water pipe 403 is provided with the water spraying heads 404, a water collecting port is formed in the lower end of the middle pipeline 3, a water collecting tank is arranged at the lower end of the water collecting port, the water collecting tank can supply water for the water storage tank 401 after being filtered, and waste of water resources is avoided.

Referring to fig. 1-3, the sweeping mechanism 17 comprises a fixed block 1701, a cleaning rod 1702 and a brush 1703, the fixed block 1701 is fixedly arranged at the outer end of the third transmission rod 15, the cleaning rod 1702 is fixedly arranged on the fixed block 1701, and the brush 1703 abuts against the dust screen 16.

Referring to fig. 1, a dust collection port 18 is opened at a lower end of the air inlet duct 1 at a position corresponding to the dust screen 16, and a dust box 19 is provided at a lower end of the dust collection port 18.

Referring to fig. 1, an active carbon filter screen 20 and a HEPA filter screen 21 are disposed inside the air outlet pipe 2.

When the utility model is used, an operator turns on the motor 6 and the water pump 402, the water pump 402 pumps the water flow in the water storage tank 401 out and sends the water flow to the water pipe 403, and finally the water flow is sprayed out from the water spray head 404, the motor 6 drives the reducer 7 to work and drives the output shaft 8 to work after being started, the output shaft 8 drives the first bevel gear pair 10 at the upper end of the output shaft to work, the first bevel gear pair 10 drives the second bevel gear pair 12 to work through the first transmission rod 11, and the third bevel gear pair 14 is driven to work through the second transmission rod 13, at this time, the third transmission rod 15 starts to work, the axial fan 22 on the right side of the third transmission rod 15 rotates to drive the outside air to enter from the air inlet 101, the air enters the middle pipeline 3 after being dedusted by the dustproof net 16 and contacts with the water sprayed by the water spray head 404, so as to remove residual dust, and then the air enters the air outlet pipeline 2 and is discharged from the air outlet 201 after being filtered by the activated carbon filter screen 20 and the HEPA filter screen 21.

Finally, it should be noted that: although the present invention 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 embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a colliery ventilation unit convenient to filter dust, includes intake stack (1), air-out pipeline (2) and intermediate duct (3), its characterized in that: the water spraying device (4) is arranged in the middle pipeline (3), the water spraying device (4) comprises a plurality of water pipes (403) arranged inside the middle pipeline (3), a support frame (5) is fixedly arranged at the bottom of the middle pipeline (3), a motor (6) is fixedly arranged on the support frame (5), one end of the motor (6) is connected with a speed reducer (7), one end of the speed reducer (7) is connected with an output shaft (8), the output shaft (8) extends into the bottom of the middle pipeline (3) and is fixedly connected with a connecting rod (9), the connecting rod (9) is fixedly connected with the plurality of water pipes (403), a first bevel gear pair (10) is arranged on the output shaft (8), a first transmission rod (11) is arranged on the first bevel gear pair (10), the first transmission rod (11) extends into the air inlet pipeline (1) and is connected with a second bevel gear pair (12), be provided with second transfer line (13) on second bevel gear pair (12), second transfer line (13) vertical setting, the upper end of second transfer line (13) is connected with third bevel gear pair (14), be provided with third transfer line (15) on third bevel gear pair (14), the right-hand member fixedly connected with axial fan (22) of third transfer line (15), the inside of intake stack (1) is fixed and is provided with dust screen (16), the left end of third transfer line (15) runs through dust screen (16) and fixedly connected with clean mechanism (17).

2. A coal mine ventilation unit to facilitate dust filtration according to claim 1, wherein: air intake (101) have been seted up in the left side of intake stack (1), air outlet (201) have been seted up on the right side of air-out pipeline (2), intake stack (1) air-out pipeline (2) with a plurality of ventilation holes have been seted up between intermediate duct (3).

3. A coal mine ventilation unit to facilitate dust filtration according to claim 1, wherein: the water spraying device (4) comprises a water storage tank (401), a water pump (402), the water pipe (403) and water spraying heads (404), the water storage tank (401) is fixedly arranged at the upper end of the middle pipeline (3), the water pipe (403) is connected with the water storage tank (401) through the water pump (402), and the water pipe (403) is provided with a plurality of the water spraying heads (404).

4. A coal mine ventilation unit to facilitate dust filtration according to claim 1, wherein: the cleaning mechanism (17) is composed of a fixed block (1701), a cleaning rod (1702) and a brush (1703), the fixed block (1701) is fixedly sleeved at the outer end of the third transmission rod (15), the cleaning rod (1702) is fixedly arranged on the fixed block (1701), and the brush (1703) abuts against the dust screen (16).

5. A coal mine ventilation unit to facilitate dust filtration according to claim 1, wherein: the lower end of the air inlet pipeline (1) is provided with a dust collecting opening (18) at a position corresponding to the dustproof net (16), and the lower end of the dust collecting opening (18) is provided with a dust collecting box (19).

6. A coal mine ventilation unit to facilitate dust filtration according to claim 1, wherein: the inside of air-out pipeline (2) is provided with active carbon filter screen (20) and HEPA filter screen (21).