CN215108985U

CN215108985U - Ventilation unit for coal mine safety

Info

Publication number: CN215108985U
Application number: CN202121102358.7U
Authority: CN
Inventors: 苑雷达
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-12-10
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a ventilation device for coal mine safety, which comprises a supporting seat, a ventilation box is fixedly arranged in the middle of the supporting seat, a ventilation mechanism is arranged in the ventilation box, one side of the ventilation box is provided with a dust removing mechanism A, the dust removing mechanism A comprises a dust removing box which is fixedly arranged on the supporting seat, one side of the dust removing box is provided with an air inlet, the other side of the dust removing box is provided with an air outlet which is connected with the ventilation box, the top of the dust removing box is provided with a mist spraying mechanism, the bottom of the dust removing box is provided with a blow-off pipe, the other side of the ventilation box is provided with a dust removing mechanism B which comprises a water storage tank, one side of the top of the water storage tank is provided with a U-shaped pipe, one end of the U-shaped pipe is connected with the ventilation box, the other end of the U-shaped pipe is inserted in the water storage tank, the other side of the top of the water storage tank is provided with a ventilation pipe, the ventilation pipe is matched with the mist spraying mechanism by the dust removing box, and the coal dust in the air can be treated again through the water storage tank, so that the dust removal effect is better.

Description

Ventilation unit for coal mine safety

Technical Field

The utility model relates to a ventilation technical field is used to the coal mine safety, especially relates to a ventilation unit is used to coal mine safety.

Background

Most of coal mines in China are general underground coal mines, a large amount of toxic gas and dust can be generated in the underground coal mines, these are extremely harmful to the miners, and in order to ensure the safety of the miners, ventilation of the mine is generally required, the coal mine ventilator generally needs two sets of systems, one is an air inlet system which conveys outside air into a mine, the other is an air return system which conveys the air in the mine to the outside, since the air in the mine contains a large amount of coal dust, if directly discharged, a large amount of dust easily enters the atmosphere, thereby causing pollution to the environment, and in the process of air return, some larger coal dust particles can strike the fan to influence the service life of the fan, meanwhile, a large amount of coal dust is easy to butt joint on the fan, so that the work of the fan is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ventilation device for coal mine safety.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a ventilation unit for coal mine safety, includes the supporting seat, the fixed ventilation case that is equipped with in middle part of supporting seat, the ventilation incasement is equipped with ventilation mechanism, one side of ventilation case is equipped with dust removal mechanism A, dust removal mechanism A includes the dust removal case, the dust removal case is fixed to be set up on the supporting seat, one side of dust removal case is equipped with the air inlet, the opposite side of dust removal case is equipped with the gas outlet, and the ventilation case is connected to the gas outlet, the top of dust removal case is equipped with the fog and spouts the mechanism, the bottom of dust removal case is equipped with the blow off pipe, the opposite side of ventilation case is equipped with dust removal mechanism B, dust removal mechanism B includes the aqua storage tank, top one side of aqua storage tank is equipped with the U-shaped pipe, the ventilation case is connected to the one end of U-shaped pipe, the other end of U-shaped pipe is inserted and is established in the aqua storage tank, the top opposite side of aqua storage tank is equipped with the ventilation pipe.

Preferably, the fog spraying mechanism comprises a connecting pipe, the top of the dust removal box is provided with the connecting pipe, the connecting pipe is connected with a conveying main pipe, the bottom of the conveying main pipe is provided with a plurality of flow dividing pipes, and the bottom of the flow dividing pipes is provided with a plurality of fog spraying devices.

Preferably, one side of the ventilation box is connected with the switch door through a hinge in a rotating mode, the switch door is connected with the other side of the ventilation box through a lock catch, and a switch handle is arranged on the switch door.

Preferably, a water inlet is formed in the top of the side edge of the water storage tank, a water outlet is formed in the bottom of the side edge of the water storage tank, and a switch valve is arranged on the water outlet.

Preferably, ventilation mechanism includes the mount, the mount is fixed to be set up in the ventilation case, one side of mount is equipped with the motor case, the motor incasement is equipped with the motor, and the tip of motor is equipped with the output shaft, the output shaft runs through motor case and mount, the end of output shaft is equipped with the adapter sleeve, and is connected through fixed establishment between adapter sleeve and the flabellum, be equipped with the flabellum on the adapter sleeve.

Preferably, the fixing mechanism includes a limiting slide block, the left and right sides of the output shaft are both provided with a limiting slide block, the connecting sleeve is provided with a sliding through groove matched with the limiting slide block, the upper and lower sides of the output shaft are both provided with a fixture block, the connecting sleeve is provided with a through hole matched with the fixture block, the bottom of the fixture block is fixedly provided with a limiting disc, the output shaft is provided with a limiting groove matched with the limiting disc, the limiting groove is provided with a spring, and the spring is arranged between the limiting disc and the limiting groove.

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

1. inhale the dust removal incasement through the air inlet with the air that has the coal dust, the coal dust of big granule is clear away through the fog spraying mechanism, then can discharge the coal dust through the drain, the air of first clearance passes through the gas outlet and gets into in the ventilation case, rethread U-shaped pipe gets into in the aqua storage tank, through the water in the aqua storage tank, can carry out secondary filtration to tiny coal dust granule in the air, then discharge through the ventilation pipe, through such setting, conveniently carry out a lot of to the coal dust and handle, the coal dust purifying effect to in the air is better, can reduce the coal dust simultaneously and pile up to the damage of flabellum and the coal dust that reduces on the flabellum.

2. Through pressing two fixture blocks, make fixture block extrusion spring, the fixture block then gets into the spacing inslot, make the adapter sleeve break away from the output shaft, thereby can take out the flabellum and wash, wash the back that finishes, lead to the groove through the slip with the adapter sleeve both sides and aim at limiting slide, then pressing the fixture block, make the adapter sleeve fix on the output shaft, thereby can fix the flabellum, through such setting, conveniently install and dismantle the flabellum, be convenient for wash convenient to use to the flabellum.

Drawings

Fig. 1 is a schematic structural view of a ventilation device for coal mine safety according to the present invention;

fig. 2 is a schematic structural diagram of the dust removing mechanism a, the dust removing mechanism B and the ventilation box of the present invention;

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

fig. 4 is a partially enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: the device comprises a supporting seat 1, a ventilation box 2, a dust removal mechanism A3, a dust removal box 31, an air inlet 32, an air outlet 33, a sewage discharge pipe 34, a dust removal mechanism B4, a water storage tank 41, a U-shaped pipe 42, a ventilation pipe 43, a ventilation mechanism 5, a fixing frame 51, a motor box 52, an output shaft 53, a connecting sleeve 54, fan blades 55, a switch door 6, a switch handle 7, a water inlet 8, a water outlet 9, a switch valve 10, a connecting pipe 11, a conveying main pipe 12, a shunt pipe 13, a fog spray 14, a spring 15, a limiting slide block 16, a clamping block 17, a limiting groove 18 and a limiting disc 19.

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.

Referring to fig. 1-4, a ventilation device for coal mine safety comprises a support base 1, a ventilation box 2 is fixedly arranged in the middle of the support base 1, a ventilation mechanism 5 is arranged in the ventilation box 2, a dust removing mechanism A3 is arranged on one side of the ventilation box 2, the dust removing mechanism A3 comprises a dust removing box 31, the dust removing box 31 is fixedly arranged on the support base 1, an air inlet 32 is arranged on one side of the dust removing box 31, an air outlet 33 is arranged on the other side of the dust removing box 31, the air outlet 33 is connected with the ventilation box 2, a mist spraying mechanism is arranged on the top of the dust removing box 31, a drain pipe 34 is arranged at the bottom of the dust removing box 31, a dust removing mechanism B4 is arranged on the other side of the ventilation box 2, the dust removing mechanism B4 comprises a water storage tank 41, a U-shaped pipe 42 is arranged on one side of the top of the water storage tank 41, one end of the U-shaped pipe 42 is connected with the ventilation box 2, the other end of the U-shaped pipe 42 is inserted in the water storage tank 41, a ventilation pipe 43 is arranged on the other side of the top of the water storage tank 41, the ventilation pipe 43 is provided with a flange plate, the ventilation pipe 43 can be externally connected with an exhaust pipe through the flange plate, purified air can be discharged, the ventilation mechanism 5 is opened, air with coal dust is sucked into the dust removal box 31 through the air inlet 32, large-particle coal dust is removed through the mist spraying mechanism, then the coal dust can be discharged through the sewage outlet 34, primarily cleaned air enters the ventilation box 2 through the air outlet 33 and then enters the water storage tank 41 through the U-shaped pipe 42, fine coal dust particles in the air can be filtered again through water in the water storage tank 41, and then the air is discharged through the ventilation pipe 43, so that air pollution is reduced;

the fog spraying mechanism comprises a connecting pipe 11, the top of the dust removing box 31 is provided with the connecting pipe 11, the connecting pipe 11 is connected with a main conveying pipe 12, the bottom of the main conveying pipe 12 is provided with a plurality of flow dividing pipes 13, the bottom of each flow dividing pipe 13 is provided with a plurality of fog sprays 14, a water source can be externally connected through the connecting pipe 11, then water sequentially passes through the connecting pipe 11, the main conveying pipe 12 and the flow dividing pipes 13, and finally the water is discharged through the fog sprays 14 to perform spraying purification treatment on larger coal dust;

one side of the ventilation box 2 is rotatably connected with the switch door 6 through a hinge, the switch door 6 is connected with the other side of the ventilation box 2 through a lock catch, the switch door 6 is provided with a switch handle 7, the switch door 6 can be opened and closed on one side of the ventilation box 2 through the hinge matched with the lock catch, and the switch door 6 can be opened and closed through the switch handle 7;

a water inlet 8 is formed in the top of the side edge of the water storage tank 41, a water outlet 9 is formed in the bottom of the side edge of the water storage tank 41, a switch valve 10 is arranged on the water outlet 9, water can be added into the water storage tank 41 through the water inlet 8, sewage in the water storage tank 41 can be discharged by opening the switch valve 10, and when the switch valve 10 is closed, the water storage tank 41 can purify coal dust;

the ventilation mechanism 5 comprises a fixed frame 51, the fixed frame 51 is fixedly arranged in the ventilation box 2, a motor box 52 is arranged on one side of the fixed frame 51, a motor is arranged in the motor box 52, an output shaft 53 is arranged at the end part of the motor, the output shaft 53 penetrates through the motor box 52 and the fixed frame 51, a connecting sleeve 54 is arranged at the end of the output shaft 53, the connecting sleeve 54 is connected with a fan blade 55 through a fixing mechanism, the fan blade 55 is arranged on the connecting sleeve 54, and the motor drives the fan blade 55 to rotate by starting the motor, so that the fan blade 55 performs air suction;

the fixing mechanism comprises a limiting slide block 16, the left side and the right side of an output shaft 53 are both provided with the limiting slide block 16, a connecting sleeve 54 is provided with a sliding through groove matched with the limiting slide block 16, the upper side and the lower side of the output shaft 53 are both provided with a clamping block 17, the connecting sleeve 54 is provided with a through hole matched with the clamping block 17, the bottom of the clamping block 17 is fixedly provided with a limiting disc 19, the output shaft 53 is internally provided with a limiting groove 18 matched with the limiting disc 19, a spring 15 is arranged in the limiting groove 18, the spring 15 is arranged between the limiting disc 19 and the limiting groove 18, when the fan blade 55 needs to be cleaned, the clamping block 17 extrudes the spring 15 by pressing the two clamping blocks 17, the clamping block 17 enters the limiting groove 18, the connecting sleeve 54 is separated from the output shaft 53, so that the fan blade 55 can be taken out for cleaning, after cleaning, the sliding through grooves at the two sides of the connecting sleeve 54 are aligned with the limiting slide block 16, and then the clamping block 17 is pressed, so that the coupling sleeve 54 is fixed to the output shaft 53, thereby fixing the fan blades 55.

The working principle of the utility model is that by starting the motor, the motor drives the fan blade 55 to rotate, so that the fan blade 55 sucks air, the air inlet 32 sucks air with coal dust into the dust removal box 31, the water can be externally connected with a water source through the connecting pipe 11, then the water sequentially passes through the connecting pipe 11, the main conveying pipe 12 and the shunt pipe 13, finally the water is discharged through the fog spray 14, the large coal dust in the dust removal box 31 is sprayed, then the coal dust can be discharged through the sewage outlet 34, the primarily cleaned air enters the ventilation box 2 through the air outlet 33 and then enters the water storage tank 41 through the U-shaped pipe 42, the water in the water storage tank 41 can re-filter fine coal dust particles in the air, then the air is discharged through the ventilation pipe 43, the air pollution is reduced, when the fan blade 55 needs to be cleaned, the two clamping blocks 17 are pressed, so that the clamping blocks 17 extrude the spring 15, the fixture block 17 enters the limiting groove 18, so that the connecting sleeve 54 is separated from the output shaft 53, the fan blade 55 can be taken out for cleaning, after cleaning is finished, the sliding through grooves on the two sides of the connecting sleeve 54 are aligned to the limiting slide block 16, then the fixture block 17 is pressed, so that the connecting sleeve 54 is fixed on the output shaft 53, and the fan blade 55 can be fixed.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The ventilation device for coal mine safety comprises a supporting seat (1), wherein a ventilation box (2) is fixedly arranged in the middle of the supporting seat (1), and is characterized in that a ventilation mechanism (5) is arranged in the ventilation box (2), a dust removal mechanism A (3) is arranged on one side of the ventilation box (2), the dust removal mechanism A (3) comprises a dust removal box (31), the dust removal box (31) is fixedly arranged on the supporting seat (1), an air inlet (32) is arranged on one side of the dust removal box (31), an air outlet (33) is arranged on the other side of the dust removal box (31), the air outlet (33) is connected with the ventilation box (2), a mist spraying mechanism is arranged at the top of the dust removal box (31), a drain pipe (34) is arranged at the bottom of the dust removal box (31), a dust removal mechanism B (4) is arranged on the other side of the ventilation box (2), and the dust removal mechanism B (4) comprises a water storage tank (41), the ventilating device is characterized in that a U-shaped pipe (42) is arranged on one side of the top of the water storage tank (41), one end of the U-shaped pipe (42) is connected with the ventilating box (2), the other end of the U-shaped pipe (42) is inserted into the water storage tank (41), and a ventilating pipe (43) is arranged on the other side of the top of the water storage tank (41).

2. The ventilation device for coal mine safety according to claim 1, wherein the mist spraying mechanism comprises a connecting pipe (11), the connecting pipe (11) is arranged at the top of the dust removing box (31), the connecting pipe (11) is connected with a main conveying pipe (12), a plurality of flow dividing pipes (13) are arranged at the bottom of the main conveying pipe (12), and a plurality of mist spraying nozzles (14) are arranged at the bottom of the flow dividing pipes (13).

3. The ventilation device for coal mine safety according to claim 1, wherein one side of the ventilation box (2) is rotatably connected with the switch door (6) through a hinge, the switch door (6) is connected with the other side of the ventilation box (2) through a lock catch, and a switch handle (7) is arranged on the switch door (6).

4. The ventilation device for coal mine safety according to claim 1, wherein a water inlet (8) is arranged at the top of the side edge of the water storage tank (41), a water outlet (9) is arranged at the bottom of the side edge of the water storage tank (41), and a switch valve (10) is arranged on the water outlet (9).

5. The ventilation device for coal mine safety according to any one of claims 1 to 4, wherein the ventilation mechanism (5) comprises a fixing frame (51), the fixing frame (51) is fixedly arranged in the ventilation box (2), a motor box (52) is arranged on one side of the fixing frame (51), a motor is arranged in the motor box (52), an output shaft (53) is arranged at the end part of the motor, the output shaft (53) penetrates through the motor box (52) and the fixing frame (51), a connecting sleeve (54) is arranged at the end of the output shaft (53), the connecting sleeve (54) is connected with the fan blades (55) through a fixing mechanism, and the fan blades (55) are arranged on the connecting sleeve (54).

6. The ventilation device for coal mine safety according to claim 5, wherein the fixing mechanism comprises a limiting slide block (16), the left side and the right side of the output shaft (53) are both provided with the limiting slide block (16), the connecting sleeve (54) is provided with a sliding through groove matched with the limiting slide block (16), the upper side and the lower side of the output shaft (53) are both provided with a clamping block (17), the connecting sleeve (54) is provided with a through hole matched with the clamping block (17), the bottom of the clamping block (17) is fixedly provided with a limiting disc (19), the output shaft (53) is provided with a limiting groove (18) matched with the limiting disc (19), a spring (15) is arranged in the limiting groove (18), and the spring (15) is arranged between the limiting disc (19) and the limiting groove (18).