CN213807744U

CN213807744U - Ventilation device for coal mining of coal mine

Info

Publication number: CN213807744U
Application number: CN202022934543.4U
Authority: CN
Inventors: 杨凡; 席建; 张雁军; 张元�; 史建东; 王卫军; 郭朝霞; 牛绘米
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-07-27
Anticipated expiration: 2030-12-09

Abstract

The utility model belongs to the technical field of ventilation unit, especially, ventilation unit is used in coal mining to current colliery interior ventilation unit, can only attract the processing to the dust of unidirectional direction, can not attract the dust in the air on every side, and application range is little, in addition, attracts the dust fall inefficiency problem that gets into the dust removal incasement. The following scheme is proposed at present, and it is including removing the frame, remove the bottom of frame and install drive arrangement, the inner wall that removes the frame has the backup pad, and the top of backup pad is fixed with the suction fan, and the air inlet department of suction fan is connected with the intake pipe. The utility model discloses a reciprocal oscillating dust absorption mechanism, and start through the biax motor to under the linkage effect of cooperation a plurality of parts, realize then that the rotation sleeve pipe can realize reciprocating swing motion, then the suction hood that rotates bushing connects passes through support column, slider and can carry out reciprocal swing at removal frame top, thereby can enlarge the application range of suction hood.

Description

Ventilation device for coal mining of coal mine

Technical Field

The utility model relates to a ventilation unit technical field especially relates to a ventilation unit is used in coal mining in colliery.

Background

Coal mines are rich in coal resources, and are generally divided into underground coal mines and open-pit coal mines, and during coal mining operation, dust in mine air is often large, and needs to be treated.

Present ventilation unit in colliery, when attracting the processing to the dust in the colliery, can only attract the processing to the dust of unidirectional direction, can not attract the dust in the air on every side, application range is little, in addition, attracts the dust fall inefficiency that gets into in the dust removal case for ventilation effect is poor, to this reason we have designed a colliery ventilation unit for coal mining.

SUMMERY OF THE UTILITY MODEL

The utility model provides a ventilation unit is used in coal mining of colliery has solved ventilation unit in the present colliery, can only attract the processing to the dust of unidirectional direction, can not attract the dust in the air on every side, and application range is little, in addition, attracts the dust fall inefficiency problem that gets into the dust removal incasement.

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

the utility model provides a ventilation unit is used in coal mining in colliery, including removing the frame, remove the bottom of frame and install drive arrangement, the inner wall that removes the frame has the backup pad, the top of backup pad is fixed with the suction fan, the air inlet department of suction fan is connected with the intake pipe, the air outlet department of suction fan is connected with the blast pipe, the below of backup pad is equipped with fixes the dust removal case on removing the frame bottom surface, the water filling port is installed at the top of dust removal case, the inner wall of dust removal case is fixed with filter screen one, the one end of blast pipe runs through the backup pad and extends to the dust removal incasement, one side of suction fan is equipped with the biax motor of fixing at the backup pad top, be connected with reciprocal oscillating dust absorption mechanism between intake pipe and the removal frame, the right side wall mounting of dust removal case has dust fall mechanism.

Preferably, reciprocal oscillating dust absorption mechanism is including rotating the rotation sleeve pipe that cup joints in the intake pipe outside, rotates the sleeve pipe and rotates to be connected in the interior roof of removing the frame, and the outside rigid coupling of rotation sleeve pipe has the gear, and one side meshing of gear is connected with removes the frame, and the bottom mounting that removes the frame has two symmetrical removal posts, removes the equal sliding connection of post and removes the top of frame.

Preferably, evenly distributed has the protruding tooth two with gear matched with on the left side wall of removal frame, and the top of removing the frame is rotated and is connected with the pivot, and the outside rigid coupling of pivot has a driving disc, and the driving disc outside is surrounding type evenly distributed has a plurality of protruding teeth one, and the both sides inner wall of removing the frame all sets up with protruding tooth matched with tooth mouth.

Preferably, the one end of rotating sleeve pipe is fixed with the suction hood, and the inner wall of suction hood is fixed with filter screen two, and the bottom of suction hood is fixed with the support column, and the bottom of support column is fixed with the slider of transversal personally submitting the ring type, removes the top of frame and offers the spout with slider matched with, and the outside rigid coupling of pivot has belt pulley one, and the last output shaft of biax motor runs through and removes frame and rigid coupling has belt pulley two, and the transmission is connected with the drive belt between belt pulley two and the belt pulley one.

Preferably, dust fall mechanism is including fixing the solid fixed cylinder on dust removal case right side wall, and the delivery port department of solid fixed cylinder is fixed with the drain pipe, and the one end of drain pipe runs through dust removal case and rigid coupling has the shower nozzle, and the water inlet department of solid fixed cylinder is connected with the inlet tube, and the one end of inlet tube links to each other with the delivery port department of dust removal case, and the one-way flowing back valve is installed to the delivery port department of solid fixed cylinder, and the one-way feed liquor valve is installed to the water inlet department of solid fixed cylinder.

Preferably, the inner wall of the fixed cylinder is connected with a piston in a sliding manner, one side of the piston is fixed with a piston rod, the other end of the piston rod penetrates through the fixed cylinder and is hinged with a push-pull rod, a lower output shaft of the double-shaft motor penetrates through the supporting plate and is fixedly connected with a rotating disc, and the edge of the bottom of the rotating disc is hinged with the other end of the push-pull rod.

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

1. the utility model discloses among the reciprocal oscillating dust absorption mechanism, at the rotating sleeve, the gear, remove the post, remove the frame, the apparatus further comprises a rotating shaft, the driving disc, dogtooth one, belt pulley one, dogtooth two, the tooth mouth, the suction hood, filter screen two, the support column, belt pulley two, under the cooperation of drive belt, and start through the biax motor, and under the linkage of cooperation a plurality of parts, realize then that the rotating sleeve can realize reciprocating swing motion, then the suction hood that the rotating sleeve connects passes through the support column, the slider can be at removal frame top reciprocal swing, thereby can enlarge the application range of suction hood, make the dust of suction hood in to the air on every side attract, ventilation's efficiency has been improved greatly.

2. The utility model discloses among the dust fall mechanism, through the cooperation of a fixed section of thick bamboo, drain pipe, inlet tube, piston rod, rolling disc and push-and-pull rod to start through the biax motor, and cooperate under the transmission of a plurality of parts, make the water in the fixed section of thick bamboo then can spout through the shower nozzle, and spout the water body to blast pipe department exhaust air, make dust in the air can fall on filter screen one fast, the dust fall is efficient, and dust removal effect is good.

Drawings

Fig. 1 is a schematic structural view of a front view of a ventilation device for coal mining in a coal mine, which is provided by the utility model;

fig. 2 is a schematic structural diagram of a part of a top view of a reciprocating swing type dust collection mechanism of the ventilation device for coal mining of the utility model;

fig. 3 is an enlarged schematic structural view of a point a of the ventilation device for coal mining of the utility model;

fig. 4 is an enlarged schematic structural diagram of a B-position of the ventilation device for coal mining of the utility model.

In the figure: 1. a movable frame; 2. a drive device; 3. a support plate; 4. a suction fan; 41. an air inlet pipe; 42. an exhaust pipe; 5. a dust removal box; 51. a water injection port; 6. a first filter screen; 7. a double-shaft motor; 8. a reciprocating swing type dust collection mechanism; 81. rotating the sleeve; 82. a gear; 83. moving the column; 84. moving the frame; 85. a rotating shaft; 86. a drive plate; 87. a first convex tooth; 88. a first belt pulley; 89. a second convex tooth; 810. a tooth mouth; 811. a dust hood; 812. a second filter screen; 813. a support pillar; 814. a second belt pulley; 815. a transmission belt; 9. a dust falling mechanism; 91. a fixed cylinder; 92. a drain pipe; 93. a water inlet pipe; 94. a piston; 95. a piston rod; 96. rotating the disc; 97. a push-pull rod.

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 mining in coal mine comprises a moving frame 1, a driving device 2, a supporting plate 3, a suction fan 4, an air inlet pipe 41, an exhaust pipe 42, a dust removing box 5, a water injection port 51, a filter screen I6, a double-shaft motor 7, a reciprocating swing type dust suction mechanism 8, a rotating sleeve 81, a gear 82, a moving column 83, a moving frame 84, a rotating shaft 85, a transmission disc 86, a first convex tooth 87, a first belt pulley 88, a second convex tooth 89, a tooth opening 810, a dust suction cover 811, a second filter screen 812, a support column 813, a second belt pulley 814, a transmission belt 815, a dust fall mechanism 9, a fixed cylinder 91, a water discharge pipe 92, a water inlet pipe 93, a piston 94, a piston rod 95, a rotating disc 96 and a push-pull rod 97, wherein the driving device 2 is the driving device 2 in the prior art and can be matched with a track in the coal mine, which is not specifically described, the inner wall that removes frame 1 has backup pad 3, the top of backup pad 3 is fixed with suction fan 4, the air inlet department of suction fan 4 is connected with intake pipe 41, the air outlet department of suction fan 4 is connected with blast pipe 42, the below of backup pad 3 is equipped with fixes dust removal case 5 on removing frame 1 inner bottom surface, water filling port 51 is installed at the top of dust removal case 5, the inner wall of dust removal case 5 is fixed with filter screen 6, the one end of blast pipe 42 runs through backup pad 3 and extends to in the dust removal case 5, one side of suction fan 4 is equipped with the biax motor 7 of fixing at backup pad 3 top, be connected with reciprocal oscillating dust absorption mechanism 8 between intake pipe 41 and the removal frame 1, the right side wall mounting of dust removal case 5 has dust fall mechanism 9, the outside of water filling port 51 still is equipped with threaded connection's sealed lid, filter screen 6 can carry out secondary filter to the dust in the air in the colliery, and can make dust removal case 5 in the interior water body can obtain reuse's effect simultaneously.

Further, the reciprocating swing type dust collection mechanism 8 comprises a rotating sleeve 81 rotatably sleeved outside the air inlet pipe 41, the rotating sleeve 81 is rotatably connected in the inner top wall of the moving frame 1, a gear 82 is fixedly connected to the outer side of the rotating sleeve 81, a moving frame 84 is engaged and connected to one side of the gear 82, two symmetrical moving columns 83 are fixed to the bottom end of the moving frame 84, the moving columns 83 are all slidably connected to the top of the moving frame 1, a plurality of first convex teeth 87 are evenly distributed on the outer side of the moving frame 86 in a surrounding manner, tooth openings 810 matched with the first convex teeth 87 are formed in the inner walls of the two sides of the moving frame 84, a dust collection cover 811 is fixed to one end of the rotating sleeve 81, a filter screen 812 is fixed to the inner wall of the dust collection cover 811, the bottom of suction hood 811 is fixed with support column 813, the bottom of support column 813 is fixed with the slider that the cross section is the ring type, remove the top of frame 1 and seted up the spout with slider matched with, the outside rigid coupling of pivot 85 has belt pulley 88, the last output shaft of biax motor 7 runs through and removes frame 1 and rigid coupling has belt pulley two 814, the transmission is connected with drive belt 815 between belt pulley two 814 and the belt pulley 88, the cross section of spout also is the ring structure, the axis of spout and slider coincides mutually with the axis of rotating sleeve 81.

Further, the dust falling mechanism 9 comprises a fixed cylinder 91 fixed on the right side wall of the dust removing box 5, a water outlet of the fixed cylinder 91 is fixed with a water outlet pipe 92, one end of the water outlet pipe 92 penetrates through the dust removing box 5 and is fixedly connected with a spray head, a water inlet of the fixed cylinder 91 is connected with a water inlet pipe 93, one end of the water inlet pipe 93 is connected with the water outlet of the dust removing box 5, a one-way liquid discharge valve is installed at the water outlet of the fixed cylinder 91 and can be opened when the piston 94 moves leftwards, so that water is sprayed out through the spray head, a one-way liquid inlet valve is installed at the water inlet of the fixed cylinder 91 and can be opened when the piston 94 moves rightwards, so that the water is replenished into the fixed cylinder 91 through the water inlet pipe 93 again, the inner wall of the fixed cylinder 91 is slidably connected with the piston 94, a piston rod 95 is fixed on one side of the piston 94, and the other end of the piston rod 95 penetrates through the fixed cylinder 91 and is hinged with a push-pull rod 97, the lower output shaft of the double-shaft motor 7 penetrates through the support plate 3 and is fixedly connected with a rotating disc 96, the edge of the bottom of the rotating disc 96 is hinged with the other end of the push-pull rod 97, a movable hole matched with the piston rod 95 is formed in the fixed cylinder 91, and a sealing ring is arranged at the joint of the movable hole and the piston rod 95.

The working principle is as follows: when ventilation and air exchange treatment are required to be carried out on air in a coal mine, the driving device 2 in the prior art on the device can move on a track laid in the coal mine, the suction fan 4 and the double-shaft motor 7 are started simultaneously, then the suction fan 4 sucks the air in the coal mine, and under the arrangement of a filter screen II 812 on the inner wall of a dust hood 811, the first layer of filtration treatment can be carried out on impurities in the air, the filtered air passes through the air inlet pipe 41 and the air outlet pipe 42 in sequence and enters the dust removal box 5, in the dust removal process, the belt pulley II 814 rotates and is driven by the driving belt 815 to rotate by the rotating shaft 85 connected with the belt pulley I88, and simultaneously the driving disc 86 rotates, and the driving disc 86 is matched with the convex tooth I87 and the tooth opening 810 and is driven by the moving frame 84 to reciprocate on the top of the moving frame 1 through the two moving columns 83, because the moving frame 84 is meshed with the gear 82 through the second convex teeth 89, and then the rotating sleeve 81 can realize reciprocating swing motion, the dust hood 811 connected with the rotating sleeve 81 can reciprocate on the top of the moving frame 1 through the supporting column 813 and the sliding block, so that the application range of the dust hood 811 can be enlarged, the ventilation effect is good, the rotating disc 96 rotates, one end of the push-pull rod 97 can rotate along with the rotating disc 96, the piston rod 95 hinged to the other end of the push-pull rod 97 can do reciprocating telescopic motion in the fixed cylinder 91, then water in the fixed cylinder 91 can be sprayed out through the spray head, air discharged from the exhaust pipe 42 can be sprayed out, dust in the air can quickly fall on the first filter screen 6, and the use effect is good.

The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A ventilation device for coal mining in a coal mine comprises a moving frame (1) and is characterized in that a driving device (2) is installed at the bottom of the moving frame (1), a supporting plate (3) is arranged on the inner wall of the moving frame (1), a suction fan (4) is fixed at the top of the supporting plate (3), an air inlet (41) is connected to an air inlet of the suction fan (4), an exhaust pipe (42) is connected to an air outlet of the suction fan (4), a dust removal box (5) fixed on the inner bottom surface of the moving frame (1) is arranged below the supporting plate (3), a water injection port (51) is installed at the top of the dust removal box (5), a filter screen I (6) is fixed to the inner wall of the dust removal box (5), one end of the exhaust pipe (42) penetrates through the supporting plate (3) and extends into the dust removal box (5), a motor (7) fixed at the top of a double-shaft supporting plate (3) is arranged on one side of the suction fan (4), a reciprocating swing type dust collection mechanism (8) is connected between the air inlet pipe (41) and the movable frame (1), and a dust settling mechanism (9) is installed on the right side wall of the dust removal box (5).

2. The ventilation device for coal mining of the coal mine according to claim 1, characterized in that the reciprocating swing type dust suction mechanism (8) comprises a rotary sleeve (81) rotatably sleeved on the outer side of the air inlet pipe (41), the rotary sleeve (81) is rotatably connected in the inner top wall of the movable frame (1), a gear (82) is fixedly connected to the outer side of the rotary sleeve (81), one side of the gear (82) is connected with a movable frame (84) in a meshed mode, two symmetrical movable columns (83) are fixed to the bottom end of the movable frame (84), and the movable columns (83) are connected to the top of the movable frame (1) in a sliding mode.

3. The ventilation device for coal mining of the coal mine according to claim 2, wherein a second protruding tooth (89) matched with the gear (82) is uniformly distributed on the left side wall of the movable frame (84), the top of the movable frame (1) is rotatably connected with a rotating shaft (85), a transmission disc (86) is fixedly connected to the outer side of the rotating shaft (85), a plurality of first protruding teeth (87) are uniformly distributed on the outer side of the transmission disc (86) in a surrounding mode, and tooth openings (810) matched with the first protruding teeth (87) are formed in the inner walls of two sides of the movable frame (84).

4. The ventilation device for coal mining of the coal mine according to claim 2, wherein a dust hood (811) is fixed at one end of the rotating sleeve (81), a second filter screen (812) is fixed on the inner wall of the dust hood (811), a support column (813) is fixed at the bottom of the dust hood (811), a sliding block with a circular cross section is fixed at the bottom of the support column (813), a sliding groove matched with the sliding block is formed in the top of the moving frame (1), a first belt pulley (88) is fixedly connected to the outer side of the rotating shaft (85), a second belt pulley (814) is fixedly connected to an upper output shaft of the double-shaft motor (7) penetrating through the moving frame (1), and a transmission belt (815) is connected between the second belt pulley (814) and the first belt pulley (88).

5. The ventilation device for coal mining of the coal mine according to claim 1, wherein the dust falling mechanism (9) comprises a fixed cylinder (91) fixed on the right side wall of the dust removal box (5), a water outlet of the fixed cylinder (91) is fixed with a water discharge pipe (92), one end of the water discharge pipe (92) penetrates through the dust removal box (5) and is fixedly connected with a spray head, a water inlet of the fixed cylinder (91) is connected with a water inlet pipe (93), one end of the water inlet pipe (93) is connected with the water outlet of the dust removal box (5), a one-way liquid discharge valve is installed at the water outlet of the fixed cylinder (91), and a one-way liquid inlet valve is installed at the water inlet of the fixed cylinder (91).

6. The ventilation device for coal mining of the coal mine according to claim 5, characterized in that a piston (94) is connected to the inner wall of the fixed cylinder (91) in a sliding manner, a piston rod (95) is fixed to one side of the piston (94), the other end of the piston rod (95) penetrates through the fixed cylinder (91) and is hinged to a push-pull rod (97), the lower output shaft of the double-shaft motor (7) penetrates through the support plate (3) and is fixedly connected to a rotating disc (96), and the edge of the bottom of the rotating disc (96) is hinged to the other end of the push-pull rod (97).