CN210289821U

CN210289821U - Safety fan for coal mine ventilation

Info

Publication number: CN210289821U
Application number: CN201921401815.5U
Authority: CN
Inventors: 杨经纬; 高志军; 刘慧敏; 陈明明; 王宇峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-04-10
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a safety fan for ventilation of coal mine, which comprises an outer shell, wherein an air inlet and an air outlet are respectively arranged at two ends of the outer shell, a rotating shaft is arranged in the outer shell, a blade is arranged at one end of the rotating shaft, a motor is arranged at the upper side of the outer shell, flywheels are arranged at the motor and one end of the rotating shaft, a belt is connected between the flywheels in a transmission way, an ash cleaning mechanism and a sprinkler pipe are arranged at one side of the blade, a water storage tank is arranged at the lower side of the outer shell, a dust cover is arranged outside the motor, heat dissipation holes are arranged at two sides of the dust cover, and a dust filtering net is arranged in the heat dissipation holes, so that the safety fan for ventilation of coal mine effectively prevents dust from entering the motor, is beneficial to prolonging the service life of the, the ash removal is convenient and fast.

Description

Safety fan for coal mine ventilation

Technical Field

The utility model relates to a coal mine safety technical field specifically is a safety fan is used in colliery ventilation.

Background

The fan is a driven machine which can increase the gas pressure and discharge gas by means of the input mechanical energy, is used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and has wide application. The coal dust is a general term of various mineral fine particles generated in the coal mine production process, is extremely harmful, pollutes the operation environment and influences the health of miners, and the explosion of the coal dust can cause serious personal casualty accidents. In the process of coal mining, the coal dust amount is large, the coal dust flies in a roadway of a working face, the accumulated coal dust is large, and the coal dust is not cleaned in time. The fire disaster in the mine easily causes the gas and coal dust explosion, various equipment and materials and coal resources can be burnt, and toxic gas is generated to cause the poisoning of miners, so that the fan is needed to be used for exhaust and ventilation treatment.

The existing fan is difficult to meet the requirement of a coal mine, dust is more in the coal mine, the fan is usually installed in a ventilation channel, the long-time use of dust fan surface is easily caused to fall a large amount of dust like this, the heat dissipation performance of a motor is influenced, and the dust enters the motor through a rotating shaft gap, the normal work of the motor is influenced, so that the service life of the motor is shortened, a large amount of dust can be stained with on one side of the blade, and the dust cleaning treatment is not convenient for the blade.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety fan is used in colliery ventilation to solve the demand that current fan is difficult to satisfy the colliery, the dust is more in the colliery, the fan is installed usually in the ventilation passageway, it has a large amount of dusts to cause the long-time use in dust fan surface to fall on like this easily, influence motor heat dispersion, and inside the dust gets into the motor through the pivot gap, influence the normal work of motor, thereby the life of motor has been reduced, and blade one side also can be stained with a large amount of dusts, be not convenient for carry out the problem that the deashing was handled to the blade.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a colliery is safe fan for ventilation, includes the shell body, air intake and air outlet have been seted up respectively to the shell body both ends, shell body internally mounted has the pivot, the blade is installed to pivot one end, the motor is installed to the shell body upside, the flywheel is all installed to motor and pivot one end, and the transmission is connected with the belt between the flywheel, deashing mechanism and sprinkler pipe are installed to blade one side, the aqua storage tank is installed to the shell body downside.

Preferably, the motor outer side cover is provided with a dust cover, heat dissipation holes are formed in two sides of the dust cover, and a dust filter screen is installed in each heat dissipation hole.

Preferably, pivot one end mid-mounting has the connecting seat, and the connecting seat both sides have through back shaft and shell body internal weld, install the bearing between pivot and the connecting seat.

Preferably, the deashing mechanism includes the electric putter in the shell body outside fixed mounting, the deashing pole is installed through the telescopic link to electric putter one end, and the deashing pole runs through the shell body setting, soft brush hair is installed to the deashing pole one side that is close to the blade.

Preferably, atomizer is installed to sprinkler pipe one end, and atomizer installs at the shell body top and to blade one side slope setting.

Preferably, a water outlet is formed in one side of the bottom of the water storage tank, and a drain valve is mounted on the water outlet.

Preferably, the side walls of the air inlet and the air outlet of the outer shell are provided with a plurality of mounting holes.

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

1. the utility model discloses an install the motor in the outer casing defeated wind passageway outside, effectively prevent that the dust from entering into in the motor, cover through the motor outside moreover and be equipped with the dust cover, be convenient for protect the motor outside, and the louvre has been seted up to the dust cover both sides, install the dirt screen in the louvre, dustproof effect is better, is favorable to improving the life of motor.

2. The utility model discloses and through the deashing mechanism that is equipped with, the electric putter drive deashing pole and the brush hair of deashing mechanism are close to and hug closely to blade one side, and at this moment, during the blade rotates, can carry out the deashing to blade one side and handle, are convenient for carry out the deashing to blade one side and handle, and deashing convenient and fast, atomizer installs at the shell body top and sets up to blade lopsidedness moreover, can atomize the water spray to the blade and handle, improves clear efficiency.

3. The utility model discloses a sprinkler pipe and atomizer that are equipped with can combine the back to the water smoke that sprays in the ventilation channel and the coal dust in the air, and the coal dust can with air separation, and the dust falls into the aqua storage tank along with wasing water in, realizes the purpose of removing dust.

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 view of the overall internal structure of the present invention;

FIG. 2 is a left side view of the overall structure of the present invention;

fig. 3 is a left side view of the connection seat structure of the present invention.

In the figure: 1. an outer housing; 2. an air inlet; 3. an air outlet; 4. a motor; 5. a flywheel; 6. a belt; 7. a bearing; 8. a connecting seat; 9. a rotating shaft; 10. a blade; 11. a support shaft; 12. mounting holes; 13. an electric push rod; 14. a soot cleaning rod; 15. brushing; 16. a sprinkler pipe; 17. an atomizing spray head; 18. a water outlet; 19. a drain valve; 20. a water storage tank; 21. a dust cover; 22. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 3, in an embodiment of the present invention, a safety fan for ventilation in a coal mine includes an outer casing 1, an air inlet 2 and an air outlet 3 are respectively formed at two ends of the outer casing 1, so as to form an air flow passage for ventilation treatment, a rotating shaft 9 is installed inside the outer casing 1, a blade 10 is installed at one end of the rotating shaft 9, a motor 4 is installed at an upper side of the outer casing 1, the motor 4 is installed outside an air delivery passage of the outer casing 1, so as to effectively prevent dust from entering into the motor, the motor 4 drives the blade 10 to rotate at a high speed for ventilation and exhaust treatment, flywheels 5 are installed at both ends of the motor 4 and the rotating shaft 9, a belt 6 is connected between the flywheels 5 in a transmission manner, a dust cleaning mechanism and a sprinkling pipe 16 are installed at one side of the blade 10, the dust cleaning mechanism is used for cleaning treatment at one side of the blade 10, the coal dust can be separated from the air, and the dust falls into the water storage tank 20 along with the cleaning water, so that the purpose of dust removal is realized.

Preferably, the motor 4 outside cover is equipped with the dust cover 21 for the cover is established and is protected the processing in the motor 4 outside, and the louvre 22 has been seted up to dust cover 21 both sides, installs the dirt screen in the louvre 22 for filter the dust, dustproof effect is better moreover, is favorable to improving the life of motor.

Preferably, 9 one end mid-mounting of pivot has connecting

seat

8, and 8 both sides of connecting seat have through

back shaft

11 and 1 inside weld of shell body, install bearing 7 between pivot 9 and the connecting seat 8 for to pivot 9 rotate to install inside shell body 1.

Preferably, deashing mechanism includes electric putter 13 of fixed mounting in the shell body 1 outside, and deashing pole 14 is installed through the telescopic link to electric putter 13 one end, and deashing pole 14 runs through shell body 1 and sets up, and soft brush hair 15 is installed to the deashing pole 14 one side that is close to blade 10, and electric putter 13 drive deashing pole 14 and brush hair 15 through deashing mechanism are close to and hug closely to blade 10 one side, and at this moment, can carry out the deashing to its outside when blade 10 rotates and handle, deashing convenient and fast.

Preferably, atomizer 17 is installed to sprinkler 16 one end, and atomizer 17 installs at shell body 1 top and to blade 10 one side slope setting, can carry out atomizing water spray to blade 10 and handle, improves clear efficiency.

Preferably, a drain outlet 18 is formed at one side of the bottom of the water storage tank 20 to facilitate the drainage of the sewage collected in the water storage tank 20, and a drain valve 19 is installed on the drain outlet 18 to facilitate the control of the opening and closing of the drain outlet 18.

Preferably, the side walls of the air inlet 2 and the air outlet 3 of the outer shell 1 are provided with a plurality of mounting holes 12, so that the fan can be conveniently and fixedly mounted.

The utility model discloses a theory of operation and use flow: the air inlet 2 of the outer shell 1 is arranged at the ventilation port end of a coal mine, the motor 4 and the electric push rod 13 are connected into a PLC control circuit, one end of the sprinkling pipe 16 is connected with a water pool through a water pump, the water outlet 18 is connected with a sewage pool through a water drainage pipe, the motor 4 drives the blades 10 to rotate at high speed to perform ventilation and exhaust treatment, the motor 4 is arranged outside an air conveying channel of the outer shell 1, dust is effectively prevented from entering the motor, a dust cover 21 is arranged outside the motor 4 in a covering mode, the outer side of the motor 4 is protected conveniently, heat dissipation holes 22 are formed in two sides of the dust cover 21, a dust filter screen is arranged in each heat dissipation hole 22, the dust; and through the deashing mechanism that is equipped with, when needing the deashing, electric putter 13 through deashing mechanism drives deashing pole 14 and brush hair 15 and is close to and hugs closely to blade 10 one side, and at this moment, can carry out the deashing to its outside when blade 10 rotates and handle, and the deashing convenient and fast, atomizer 17 installs in shell body 1 inside top and to blade 10 one side slope setting in addition, can carry out atomizing water spray treatment to blade 10, improves clear efficiency.

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 is safe fan for ventilation, includes shell body (1), its characterized in that: air intake (2) and air outlet (3) have been seted up respectively at shell body (1) both ends, shell body (1) internally mounted has pivot (9), blade (10) are installed to pivot (9) one end, motor (4) are installed to shell body (1) upside, flywheel (5) are all installed to motor (4) and pivot (9) one end, and the transmission is connected with belt (6) between flywheel (5), deashing mechanism and sprinkler pipe (16) are installed to blade (10) one side, aqua storage tank (20) are installed to shell body (1) downside.

2. The safety fan for ventilation of coal mines according to claim 1, characterized in that: the motor (4) outside cover is equipped with dust cover (21), and louvre (22) have been seted up to dust cover (21) both sides, installs the dust screen in louvre (22).

3. The safety fan for ventilation of coal mines according to claim 1, characterized in that: pivot (9) one end mid-mounting has connecting seat (8), and connecting seat (8) both sides have through back shaft (11) and shell body (1) internal weld, install bearing (7) between pivot (9) and connecting seat (8).

4. The safety fan for ventilation of coal mines according to claim 1, characterized in that: the deashing mechanism includes electric putter (13) in the shell body (1) outside fixed mounting, deashing pole (14) are installed through the telescopic link to electric putter (13) one end, and deashing pole (14) run through shell body (1) and set up, soft brush hair (15) are installed to one side that deashing pole (14) are close to blade (10).

5. The safety fan for ventilation of coal mines according to claim 1, characterized in that: atomizing nozzle (17) is installed to sprinkler pipe (16) one end, and atomizing nozzle (17) install at shell body (1) top and to blade (10) one side slope setting.

6. The safety fan for ventilation of coal mines according to claim 1, characterized in that: a water outlet (18) is formed in one side of the bottom of the water storage tank (20), and a drain valve (19) is mounted on the water outlet (18).

7. The safety fan for ventilation of coal mines according to claim 1, characterized in that: a plurality of mounting holes (12) are formed in the side walls of the air inlet (2) and the air outlet (3) of the outer shell (1).