CN115822686A

CN115822686A - Dust removal equipment for coal mine safety production roadway

Info

Publication number: CN115822686A
Application number: CN202211544985.5A
Authority: CN
Inventors: 张明; 赵浩; 许鹏飞; 于波; 姚雪
Original assignee: Research Center Of Emergency Management Department
Current assignee: Research Center Of Emergency Management Department
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-21
Anticipated expiration: 2042-12-02
Also published as: CN115822686B

Abstract

The invention discloses dust removing equipment for a coal mine safety production roadway, which comprises a vehicle body, wherein moving wheels are arranged on four corners of the bottom end of the vehicle body, a working box body is fixedly connected to the top end of the vehicle body, a roadway roof dust removing assembly is arranged at the top end of the working box body, the roadway roof dust removing assembly corresponds to a roadway roof, roadway side dust removing assemblies are arranged on two side walls of the working box body, two roadway side dust removing assemblies are respectively arranged corresponding to two sides of the roadway, three collecting cavities are arranged in the working box body, the three collecting cavities are respectively arranged corresponding to the roadway roof dust removing assembly and the two roadway side dust removing assemblies, a filtering assembly and a collecting tank are arranged in each collecting cavity, and the filtering assembly is positioned above the collecting tank and is arranged corresponding to the collecting tank. The invention realizes the cleaning of coal dust on the roof and the side in the coal mine tunnel, ensures the cleaning effect, avoids the blockage of the filter screen in the dust removal and improves the dust removal efficiency.

Description

Dust removal equipment for coal mine safety production roadway

Technical Field

The invention relates to the technical field of roadway dust removal, in particular to dust removal equipment for a coal mine safety production roadway.

Background

A roadway is a channel that is tunneled for mining lifting, transportation, ventilation, drainage, power supply, and the like during underground mining. The section of the roadway is mostly arched, trapezoidal or rectangular, and the surrounding rock is soft and is round, oval or horseshoe. During mining activities, the coal dust adsorbed on the surface of the roadway seriously affects the health of underground operators. Therefore, it is necessary to perform dust settling and dust collecting treatment on the surface of the roadway by using a dust removing device.

Dust collector among the prior art is many through spraying the coal dust and realize the dust removal processing through the fan suction, but the dust removal in-process because contain certain moisture in the coal dust after spraying, the coal dust easily bonds on the filter screen and leads to the filter screen to block after the dust absorption is filtered, and the later stage needs frequently to clear up the filter screen and has increased operating personnel's the amount of labour and cost of labor, has reduced dust collection efficiency.

Therefore, a dust removing device for a coal mine safety production roadway is needed to solve the problems.

Disclosure of Invention

The invention aims to provide dust removal equipment for a coal mine safety production roadway, and the dust removal equipment is used for solving the problems in the prior art.

In order to achieve the purpose, the invention provides the following scheme: the invention provides dust removal equipment for a coal mine safety production roadway, which comprises a vehicle body, wherein moving wheels are arranged on four corners of the bottom end of the vehicle body, a working box body is fixedly connected to the top end of the vehicle body, a roadway roof dust removal assembly is arranged at the top end of the working box body and corresponds to a roadway roof, roadway side dust removal assemblies are arranged on two side walls of the working box body, two roadway side dust removal assemblies are respectively arranged corresponding to two sides of the roadway, three collection cavities are arranged in the working box body and correspond to the roadway roof dust removal assemblies and the two roadway side dust removal assemblies respectively, a filter assembly and a collecting tank are arranged in each collection cavity, and the filter assembly is positioned above the collecting tank and corresponds to the collecting tank.

Preferably, the filter assembly comprises a transmission case fixedly connected to the top of any side wall of the collection cavity, a through hole is formed in the bottom end of the transmission case, a vertical driving rod is connected to the through hole in a sliding mode, a transverse round hole is formed in the vertical driving rod, a transverse driving rod is connected to the transverse round hole in a sliding mode, the transverse driving rod is close to one end, hinged to the end of the middle portion of the collection cavity, of the filter frame, the other end of the filter frame is hinged to the side wall of the collection cavity, a driving adjusting piece is arranged in the transmission case, and the top end of the vertical driving rod extends into the transmission case and is connected with the driving adjusting piece in a transmission mode.

Preferably, the drive regulating part includes fixed connection and is in the backup pad of the first half of transmission case inside wall, the backup pad middle part is rotated and is connected with first axis of rotation, first axis of rotation bottom fixedly connected with strip shaped plate, the spout has been seted up to strip shaped plate bottom one end, the spout internal rotation is connected with the threaded rod, threaded connection has the slider on the threaded rod, the slider with spout looks adaptation, the one end of the articulated connecting rod in slider bottom, the top fixedly connected with rolling disc of vertical actuating lever, the other end of connecting rod with the top of driving disc is articulated, strip shaped plate one end fixedly connected with second motor, threaded rod one end is run through the strip shaped plate with the output shaft fixed connection of second motor, be provided with the drive division in the backup pad, first axis of rotation with the drive division transmission is connected.

Preferably, the driving part comprises a first motor fixedly connected to the top end of the supporting plate, an output shaft of the first motor is fixedly connected with a second rotating shaft, a second gear is fixedly connected to the second rotating shaft, the top end of the first rotating shaft penetrates through the first gear fixedly connected to the supporting plate, and the second gear is meshed with the first gear.

Preferably, the filter frame inclines to set up, the filter frame highest end with the transverse driving pole is articulated, the lowest end of filter frame with it is articulated to collect intracavity lateral wall, fixedly connected with filter screen in the filter frame.

Preferably, the transverse driving rod both ends are the first stopper of fixedly connected with and the second stopper respectively, first stopper is located the transverse driving rod is kept away from filter frame's one end, just first stopper is kept away from transverse driving rod's one end with it is provided with the clearance to collect between the intracavity lateral wall, the transverse driving rod both ends all are overlapped and are equipped with the spring, one of them the one end of spring with first stopper fixed connection, another the one end of spring with second stopper fixed connection, two the spring other end respectively with vertical actuating lever both sides wall butt.

Preferably, horizontal spout has been seted up on work box top, sliding connection has the pinion rack in the horizontal spout, the square frame of arbitrary end fixedly connected with of pinion rack, work box top fixedly connected with support frame, it is connected with two round bars to rotate on the support frame, one of them fixedly connected with third gear on the round bar, the third gear with the pinion rack meshing, another round bar one end stretches into fixedly connected with half gear in the square frame, the tooth's socket has all been seted up at the upper and lower both ends of square frame, half gear with the tooth's socket meshing, fixedly connected with third motor on the support frame, the output shaft and another of third motor the round bar other end fixed connection, fixedly connected with connecting plate on the third gear, fixedly connected with roof dust absorption pipeline on the connecting plate.

Preferably, the lane dust removal assembly comprises two lane dust collection pipelines fixedly communicated with two side walls of the working box body, and cleaning brushes are fixedly connected at dust collection openings of the top plate dust collection pipeline and the lane dust collection pipelines.

Preferably, the exhaust ends of the roof dust collection pipeline and the roadway side dust collection pipeline are both communicated with the working box body through a fan and are both positioned above the highest end of the filter frame.

Preferably, the front end of the working box body is hinged with three door leaves, and the three door leaves correspond to the three collecting cavities one by one.

The invention discloses the following technical effects:

the dust removal equipment for the coal mine safety production roadway provided by the invention realizes the cleaning of coal dust on the surfaces of the roof and the roadway side of the coal mine roadway, ensures the cleaning effect, avoids the blockage of a filter screen in the dust removal process and improves the dust removal efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic view of the internal structure of the apparatus of the present invention;

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

FIG. 3 is an enlarged view of a portion of FIG. 1 at B in accordance with the present invention;

FIG. 4 is a schematic view of a door leaf according to the present invention;

wherein, 1, a vehicle body; 2. a moving wheel; 3. a work box body; 4. a collection chamber; 5. collecting tank; 6. a transmission case; 7. a through hole; 8. a vertical drive rod; 9. a transverse drive rod; 10. a filter frame; 11. a support plate; 12. a first rotating shaft; 13. a first gear; 14. a first motor; 15. a second rotating shaft; 16. a second gear; 17. a strip plate; 18. a chute; 19. a threaded rod; 20. a slider; 21. a connecting rod; 22. a second motor; 23. a filter screen; 24. a first stopper; 25. a second limiting block; 26. a spring; 27. a transverse chute; 28. a toothed plate; 29. a square frame; 30. a support frame; 31. a round bar; 32. a third gear; 33. a half gear; 34. a third motor; 35. a connecting plate; 36. a roof panel dust extraction duct; 37. a roadway side dust collection pipeline; 38. a cleaning brush; 39. rotating the disc; 40. a door leaf.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1-4, the invention provides dust removing equipment for a coal mine safety production roadway, which comprises a vehicle body 1, wherein four corners of the bottom end of the vehicle body 1 are respectively provided with a movable wheel 2, the top end of the vehicle body 1 is fixedly connected with a working box body 3, the top end of the working box body 3 is provided with a roadway roof dust removing assembly, the roadway roof dust removing assembly corresponds to a roadway roof, two side walls of the working box body 3 are respectively provided with a roadway side dust removing assembly, the two roadway side dust removing assemblies respectively correspond to two sides of the roadway, three collecting cavities 4 are arranged in the working box body 3, the three collecting cavities 4 respectively correspond to the roadway roof dust removing assembly and the two roadway side dust removing assemblies, a filtering assembly and a collecting tank 5 are arranged in the collecting cavity 4, and the filtering assembly is positioned above the collecting tank 5 and corresponds to the collecting tank 5.

A water storage tank (not shown in the figure) and a spray pipe (not shown in the figure) are arranged on the specific work box body 3 and are used for spraying water mist into the roadway and performing dust fall treatment on the roadway.

Further optimize the scheme, filtering component includes that fixed connection is at the transmission case 6 at the arbitrary lateral wall top in collection chamber 4, through-hole 7 has been seted up to transmission case 6 bottom, sliding connection has vertical actuating lever 8 in the through-hole 7, horizontal round hole has been seted up on the vertical actuating lever 8, sliding connection has horizontal actuating lever 9 in the horizontal round hole, the one end that horizontal actuating lever 9 is close to collection chamber 4 middle part articulates the one end that has filter frame 10, the filter frame 10 other end is articulated with collection chamber 4 inside walls, be provided with the drive regulating part in the

transmission case

6, 8 tops of vertical actuating lever stretch into in the transmission case 6 with the drive regulating part transmission be connected.

Drive the vertical repetitive motion of vertical actuating lever 8 through the drive regulating part, drive articulated filtration frame 10 through horizontal actuating lever 9 during the vertical repetitive motion of vertical actuating lever 8 and carry out vertical vibrations, avoid inspiratory coal dust to pile up in one, cause the dust absorption pipeline dust exhaust mouth and filter and block between the frame 10.

Further optimize the scheme, the drive regulating part includes the backup pad 11 of fixed connection in the first half of 6 inside walls of transmission case, 11 middle part rotations in the backup pad are connected with

first rotation axis

12, 12 bottom fixedly connected with strip shaped plate 17 of first rotation axis, strip shaped plate 17 bottom one end has seted up

spout

18, 18 internal rotations in spout are connected with threaded rod 19, threaded rod 19 goes up threaded rod 20,

slider

20 and 18 looks adaptations of spout, the one end of the articulated connecting rod 21 in slider 20 bottom, the top fixedly connected with rolling disc 39 of vertical actuating lever 8, the other end of connecting rod 21 is articulated with rolling disc 39's top, strip shaped plate 17 one end fixedly connected with second motor 22, the output shaft fixed connection of strip shaped plate 17 and second motor 22 is run through to 19 one end of threaded rod, be provided with the drive division on the backup pad 11, first rotation axis 12 is connected with the drive division transmission.

Through-hole 7 is located 6 middle part one sides of transmission case, spout 18 on the bar 17 is located the one side of keeping away from through-hole 7 on the 6 central lines of transmission case, it rotates to drive bar 17 through first axis of rotation 12, connecting rod 21 is followed with slider 20's hinged end and is circular motion, and the other end drives articulated rolling disc 39 and rotates on vertical actuating lever 8, simultaneously because the vertical actuating lever 8 of the vertical extrusion of fixed length of connecting rod 21, vertical repetitive motion is along with bar 17's rotation to vertical actuating lever 8, when specific slider 20 that drives on the threaded rod 19 through second motor 22 removes, can make connecting rod 21 drive the regulation of 8 vertical positions of vertical actuating lever, thereby drive the inclination of filter frame 10, when the great coal dust to the humidity stickness, further regulation increases vibration amplitude, avoid the coal dust to pile up the bonding.

Further optimize the scheme, the drive division includes fixed connection at the first motor 14 on backup pad 11 top, fixedly connected with second axis of rotation 15 on the output shaft of first motor 14, fixedly connected with second gear 16 on the second axis of rotation 15, backup pad 11 fixedly connected with first gear 13 is run through on 12 tops of first axis of rotation, second gear 16 and the meshing of first gear 13.

In order to control the first rotating shaft 12, the first motor 14 drives the second gear 16 to rotate, and the second gear 16 drives the meshed first gear 13 to rotate, so that the first rotating shaft 12 is driven by the first motor 14.

Further optimize the scheme, filter frame 10 slope sets up, and filter frame 10 highest end is articulated with horizontal actuating lever 9, and filter frame 10's the least significant end is articulated with collection chamber 4 inside wall, filter frame 10 internal fixedly connected with filter screen 23.

Filter frame 10 slope and set up and further guarantee that the coal dust is in landing to collecting vat 5 downwards when being blocked by filter screen 23, further cooperate with the vertical vibrations that vertical actuating lever 8 produced simultaneously, improve the efficiency that the coal dust filtered and collected, can not pile up in a department under the circumstances that the coal dust possesses certain moisture and easily bonds guaranteeing, lead to filter screen 23 to block, specific collecting vat 5 is located the below of filtering frame 10 least significant end for collect the dust.

Further optimize the scheme, 9 both ends of horizontal actuating lever are the first stopper 24 of fixedly connected with and the second stopper 25 respectively, first stopper 24 is located the one end that horizontal actuating lever 9 kept away from filter frame 10, and first stopper 24 keeps away from the one end of horizontal actuating lever 9 and is provided with the clearance between the 4 inside walls in collection chamber, 9 both ends of horizontal actuating lever all overlap and are equipped with spring 26, the one end and the first stopper 24 fixed connection of one of them spring 26, the one end and the second stopper 25 fixed connection of another spring 26, the two spring 26 other ends respectively with 8 both sides wall butts of vertical actuating lever.

Vertical actuating lever 8 can drive horizontal actuating lever 9 transverse motion in horizontal round hole when carrying out vertical removal, under the elastic force of two springs 26, filter screen 23 also can produce horizontal vibrations by the effort that spring 26 produced when carrying out vertical vibrations, possesses under the easy condition that bonds of certain humidity at the coal dust, filter screen 23 and the vertical vibrations that horizontal vibrations cooperation slope set up further guarantee that the coal dust can not cause and pile up, avoid filter screen 23 to block up.

Further optimize the scheme, horizontal spout 27 has been seted up on 3 tops of work box, sliding connection has pinion rack 28 in the horizontal spout 27, arbitrary end fixedly connected with square frame 29 of

pinion rack

28, 3 top fixedly connected with support frame 30 of work box, it is connected with two round bars 31 to rotate on the support frame 30, fixedly connected with third gear 32 on one of them round bar 31, third gear 32 and pinion rack 28 meshing, fixedly connected with half gear 33 in square frame 29 is stretched into to another round bar 31 one end, square frame 29 is last, the tooth's socket has all been seted up at the lower both ends, half gear 33 and tooth's socket meshing, fixedly connected with third motor 34 on the support frame 30, the output shaft of third motor 34 and another round bar 31 other end fixed connection, fixedly connected with connecting plate 35 on the third gear 32, fixedly connected with roof dust absorption pipeline 36 on the connecting plate 35.

Drive half gear 33 through third motor 34 and rotate, half gear 33 drives square frame 29 and is horizontal reciprocating motion in horizontal spout 27, square frame 29 drives fixed connection's pinion rack 28 horizontal reciprocating motion during the removal, pinion rack 28 drives meshed third gear 32 and is anticlockwise and clockwise's rotation repeatedly, drive roof dust absorption pipeline 36 and do the circular motion repeatedly at the tunnel roof during third gear 32 reciprocating motion, the realization is handled the dust absorption of coal dust on the tunnel arc roof, guarantee the clearance effect to the arc roof.

In a further optimized scheme, the lane dust removing assembly comprises two lane dust collecting pipelines 37 fixedly communicated with two side walls of the working box body 3, and cleaning brushes 38 are fixedly connected at dust collecting openings of the top plate dust collecting pipeline 36 and the lane dust collecting pipelines 37.

The cleaning brush 38 fixed at the dust suction port cleans the coal dust adsorbed on the side wall and the top wall along with the advance of the vehicle body, and the cleaned coal dust is sucked into the collection chamber 4 through the top plate dust suction pipeline 36 and the roadway side dust suction pipeline 37, so that the dust removal treatment of the coal dust on the roadway inner wall is realized.

In a further optimized scheme, the exhaust ends of the roof dust absorption pipeline 36 and the roadway side dust absorption pipeline 37 are communicated with the working box body 3 through a fan and are positioned above the highest end of the filter frame 10.

Inhale the dust of cleaning brush 38 clearance through fan (not drawn in the figure) and collect to collecting chamber 4, the dust of specific collection drops to the filter frame 10 highest end that the slope set up, slope through filter screen 23, vertical vibrations and horizontal vibrations realize collecting the filtration of dust, avoid the dust to pile up and lead to the fact the jam to filter screen 23, the air after the filtration passes through the exhaust pipe discharge on the fan and collects chamber 4, realize the tunnel and remove dust, the fan carries out the dust absorption to the coal dust and handles for prior art, do not specifically describe here.

According to the further optimization scheme, the front end of the working box body 3 is hinged with three door leaves 40, and the three door leaves 40 correspond to the three collecting cavities 4 one by one.

The collecting gutter 5 is removed from the collecting chamber 4 by opening the hinged door leaf 40, and the collected soot in the collecting gutter 5 is cleaned.

The invention provides dust removing equipment for a coal mine safety production roadway, which moves in the roadway integrally when in use, a roadway side dust suction pipeline 37 cleans coal dust of the roadway side, a third motor 34 drives a half gear 33 to rotate, the half gear 33 drives a square frame 29 to do transverse reciprocating motion in a transverse sliding groove 27, the square frame 29 drives a fixedly connected toothed plate 28 to do transverse reciprocating motion when moving, the toothed plate 28 drives a meshed third gear 32 to do anticlockwise and clockwise reciprocating motion, the third gear 32 drives a top plate dust suction pipeline 36 to do reciprocating circular motion on a roadway top plate when in reciprocating motion, so that dust on an arched roadway top plate is sucked, the coal dust enters a filter screen 23 in a collecting cavity 4, a vertical driving rod 8 is driven by a first motor 14 to vertically move to generate vertical vibration, the transverse driving rod 9 is driven by a spring 26 to generate transverse vibration when moving, the filter screen 23 which is obliquely arranged is matched with the filter screen to collect the coal dust into a collecting tank 5 below, and the collecting tank 5 is taken out by opening a hinged collecting tank 40 in a later stage to clean the collecting tank 5.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are only intended to illustrate the preferred embodiments of the present invention, and not to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a dust collecting equipment for coal mine safety production tunnel, its characterized in that, includes automobile body (1), all install on automobile body (1) bottom four corners and remove wheel (2), automobile body (1) top fixedly connected with work box (3), work box (3) top is provided with tunnel roof dust removal subassembly, tunnel roof dust removal subassembly corresponds the setting with the tunnel roof, all be provided with tunnel group dust removal subassembly on work box (3) both sides wall, two the tunnel group dust removal subassembly corresponds the setting with two groups in tunnel respectively, be provided with three collection chamber (4) in work box (3), it is three collection chamber (4) respectively with tunnel roof dust removal subassembly and two the tunnel group dust removal subassembly corresponds the setting, be provided with filter assembly and collecting vat (5) in collection chamber (4), filter assembly is located collecting vat (5) top, and with collecting vat (5) correspond the setting.

2. The dust removing equipment for the coal mine safety production roadway, according to claim 1, is characterized in that: the filter assembly comprises a transmission case (6) fixedly connected with the top of any side wall of the collection cavity (4), a through hole (7) is formed in the bottom of the transmission case (6), a vertical driving rod (8) is connected to the through hole (7) in an sliding mode, a transverse round hole is formed in the vertical driving rod (8), a transverse driving rod (9) is connected to the transverse round hole in an sliding mode, the transverse driving rod (9) is close to one end, hinged to one end of the middle portion of the collection cavity (4), of a filter frame (10), the other end of the filter frame (10) is hinged to the inner side wall of the collection cavity (4), a driving adjusting piece is arranged in the transmission case (6), and the top end of the vertical driving rod (8) stretches into the transmission case (6) and is connected with the driving adjusting piece in a transmission mode.

3. The dust removing equipment for the coal mine safety production roadway, according to claim 2, is characterized in that: drive regulating part includes fixed connection and is in first backup pad (11) of transmission case (6) inside wall, backup pad (11) middle part is rotated and is connected with first axis of rotation (12), first axis of rotation (12) bottom fixedly connected with strip shaped plate (17), spout (18) have been seted up to strip shaped plate (17) bottom one end, spout (18) internal rotation is connected with threaded rod (19), threaded rod (19) are gone up threaded connection and are had slider (20), slider (20) with spout (18) looks adaptation, the one end of slider (20) bottom articulated connecting rod (21), the top fixedly connected with rolling disc (39) of vertical actuating lever (8), the other end of connecting rod (21) with the top of rolling disc (39) is articulated, strip shaped plate (17) one end fixedly connected with second motor (22), threaded rod (19) one end runs through strip shaped plate (17) with the output shaft fixed connection of second motor (22), be provided with drive division on backup pad (11), first axis of rotation (12) with the drive division transmission is connected.

4. The dust removing equipment for the coal mine safety production roadway according to claim 3, characterized in that: the driving part comprises a first motor (14) fixedly connected to the top end of the supporting plate (11), a second rotating shaft (15) is fixedly connected to an output shaft of the first motor (14), a second gear (16) is fixedly connected to the second rotating shaft (15), the top end of the first rotating shaft (12) penetrates through the first gear (13) fixedly connected to the supporting plate (11), and the second gear (16) is meshed with the first gear (13).

5. The dust removing equipment for the coal mine safety production roadway, according to claim 2, is characterized in that: the filter frame (10) slope sets up, filter frame (10) highest end with horizontal actuating lever (9) are articulated, filter frame (10) the lowest end with it is articulated to collect chamber (4) inside wall, filter frame (10) interior fixedly connected with filter screen (23).

6. The dust removing equipment for the coal mine safety production roadway, according to claim 5, is characterized in that: horizontal actuating lever (9) both ends difference fixedly connected with first stopper (24) and second stopper (25), first stopper (24) are located horizontal actuating lever (9) are kept away from the one end of filter frame (10), just first stopper (24) are kept away from the one end of horizontal actuating lever (9) with it is provided with the clearance to collect between chamber (4) the inside wall, horizontal actuating lever (9) both ends all are overlapped and are equipped with spring (26), one of them the one end of spring (26) with first stopper (24) fixed connection, another the one end of spring (26) with second stopper (25) fixed connection, two the spring (26) other end respectively with vertical actuating lever (8) both sides wall butt.

7. The dust removing equipment for the coal mine safety production roadway, according to claim 5, is characterized in that: horizontal spout (27) have been seted up on work box (3) top, sliding connection has pinion rack (28) in horizontal spout (27), pinion rack (28) arbitrary end fixedly connected with square frame (29), work box (3) top fixedly connected with support frame (30), it is connected with two round bars (31) to rotate on support frame (30), one of them fixedly connected with third gear (32) on round bar (31), third gear (32) with pinion rack (28) meshing, another round bar (31) one end stretches into fixedly connected with half gear (33) in square frame (29), the tooth's socket has all been seted up at square frame (29) upper and lower both ends, half gear (33) with the tooth's socket meshing, fixedly connected with third motor (34) on support frame (30), the output shaft of third motor (34) and another round bar (31) other end fixed connection, fixedly connected with connecting plate (35) on third gear (32), fixedly connected with dust absorption roof (36) on connecting plate (35).

8. The dust removing equipment for the coal mine safety production roadway, according to claim 7, is characterized in that: the lane side dust removal assembly comprises two lane side dust collection pipelines (37) fixedly communicated with two side walls of the working box body (3), and cleaning brushes (38) are fixedly connected at dust collection openings of the top plate dust collection pipeline (36) and the lane side dust collection pipelines (37).

9. The dust removing equipment for the coal mine safety production roadway, according to claim 8, is characterized in that: the exhaust ends of the top plate dust absorption pipeline (36) and the roadway side dust absorption pipeline (37) are communicated with the working box body (3) through a fan and are positioned above the highest end of the filter frame (10).

10. The dust removing equipment for the coal mine safety production roadway, according to claim 1, is characterized in that: the front end of the working box body (3) is hinged with three door leaves (40), and the three door leaves (40) correspond to the three collecting cavities (4) one by one.