Dust removal device for coal mine heading machine

Abstract

The utility model discloses a dust removal device for a coal mine heading machine, which comprises a heading machine body, a dust collection hopper and a mounting rack, a heading head is arranged at the front end of the heading machine body, the mounting rack is fixedly mounted at the front end of the heading machine body and positioned at the lower part of the heading head, the dust collection hopper is arranged in the mounting rack, and rotating parts are fixedly mounted on two sides of the dust collection hopper. The two rotating pieces are rotationally connected into the mounting frame, gears are fixedly mounted on the sides, away from each other, of the two rotating pieces, and the rear ends of the two gears are connected with toothed bars in an engaged mode. According to the dust removal device for the coal mine heading machine, sucked dust can be damped and caked to be reserved in the water storage box, the problems that a filter screen is used for filtering dust traditionally, the dust easily blocks the filter screen in the long-term use process, and normal dust suction use is affected are solved, meanwhile, the dust can be damped and caked, and the problem that dust cannot be cleaned during subsequent dust cleaning is solved. And in addition, the dust collection angle of the dust collection hopper can be adjusted according to the use requirement, and therefore the dust collection range is further expanded.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of heading machine, concretely is a dust collector for coal mine heading machine. BACKGROUND

[0002] The heading machine is a kind of equipment for mining and tunnel construction, mainly used for mining and excavating underground. Heading machine is needed in the process of coal production to carry out mining.

[0003] Search patent application No. CN202220421453.1 discloses a kind of dust collector for coal mine heading machine, including heading machine body, heading machine body is equipped with cutting part and dust removal mechanism, cutting part includes connecting column and the heading head of the free end of connecting column;Dust removal mechanism includes dust collection box, dust extraction device and drive assembly, dust collection box has the gap for connecting column to pass through, dust collection box is provided with dust collection cavity in the inside, dust collection box is close to the side of heading head and is equipped with the dust collection air port of the intercommunication of dust collection cavity;Dust extraction device is communicated with dust collection cavity by flexible pipe;Drive assembly is used to drive dust collection box to move along the axial motion of connecting column.The utility model increases dust removal mechanism on the connecting column of cutting part, utilizes the dust removal mechanism to be able to in time to the dust of water mist atomization that heading head is atomized by spray head spray processes handling, and then improve dust removal effect.

[0004] However, the patent still has shortcomings. The patent mainly filters dust through the filter screen during actual use. However, in this filtering method, dust is easily attached to the filter screen and clogs the mesh during long-term use and fixation, thereby affecting normal dust suction work. Moreover, when cleaning and collecting the dust later, the dust will also scatter into the air, causing secondary pollution.

[0005] Therefore, we propose a dust collector for coal mine heading machine. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a dust collector for coal mine heading machine to solve the problems raised in the above background technology.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A dust removal device for coal mine heading machine, including heading machine body, dust absorption hopper and mounting bracket, the front end of heading machine body is provided with heading head, the lower part of heading head is fixedly installed with mounting bracket in the front end of heading machine body, dust absorption hopper is arranged in the mounting bracket, both sides of dust absorption hopper are fixedly installed with rotating part, two rotating parts are rotatably connected in the mounting bracket, the side far from each other of two rotating parts is fixedly installed with gear wheel, the rear end of two gear wheels is engaged with connecting rod, the top end of heading machine body is fixedly installed with dust collection box, the dust collection box is inserted with water storage box, the top end of dust collection box is fixedly installed with dust absorption fan, the bottom end of dust absorption fan is fixedly installed with dust outlet pipe, the outside of dust outlet pipe is equipped with sleeve pipe, the outside of sleeve pipe is equipped with mounting plate, the rear part of dust outlet pipe is fixedly installed with pull rod on the mounting plate, the outside of pull rod is equipped with spring.

[0008] Optionally, the bottom end of the spring is fixedly installed on the mounting plate, and the top end of the spring is fixedly installed in the top end of the dust collection box, and the design is favorable for use of the equipment.

[0009] Optionally, the bottom end of the spring is fixedly installed on the mounting plate, and the top end of the spring is fixedly installed in the top end of the dust collection box, and the design is favorable for use of the equipment.

[0010] Optionally, the rear end of the dust absorption hopper is fixedly installed with a dust absorption pipe, one end of the dust absorption pipe away from the dust absorption hopper is in communication with the dust absorption fan, and the dust absorption pipe is convenient for dust suction.

[0011] Optionally, the water storage box is provided with a perforation corresponding to the sleeve pipe, and the bottom end of the sleeve pipe penetrates through the perforation and extends into the water storage box, and the design is favorable for use of the equipment.

[0012] Optionally, the rear end of the water storage box is fixedly installed with a handle, and the handle is convenient for pulling the water storage box.

[0013] Optionally, the top end of the dust collection box is fixedly installed with an exhaust pipe behind the dust absorption fan, and the exhaust pipe is convenient for exhaust.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] Through the cooperation of the dust suction hopper, electric push rod, dust suction pipe, dust suction fan, dust collection box, rotating part, mounting frame, gear, toothed rod, connecting plate, water storage box, sleeve, dust outlet pipe, exhaust pipe, mounting plate, pull rod and spring, the inhaled dust can be left in the water storage box after being humidified and caked, the problem that the filter screen is easily blocked by dust during long-term use and affects normal dust suction is avoided, dust is humidified and caked, secondary pollution caused by dust flying during subsequent dust cleaning is avoided, and the dust suction angle of the dust suction hopper can be adjusted according to the use requirement, so that the dust suction range is further expanded. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the dust removal device for the coal mine heading machine.

[0017] Figure 2 It is a sectional view of the dust removal device for the coal mine heading machine.

[0018] Figure 3 It is a sectional view of the water storage box in the dust removal device for the coal mine heading machine.

[0019] Figure 4 It is a sectional view of the pull rod in the dust removal device for the coal mine heading machine.

[0020] In the drawing: 1, heading machine body; 2, heading head; 3, dust suction hopper; 4, electric push rod; 5, dust suction pipe; 6, dust suction fan; 7, dust collection box; 8, rotating part; 9, mounting frame; 10, gear; 11, toothed rod; 12, connecting plate; 13, water storage box; 14, sleeve; 15, dust outlet pipe; 16, exhaust pipe; 17, handle; 18, mounting plate; 19, pull rod; 20, spring; 21, perforation. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0022] Please refer to Figures 1 to 4The utility model provides a dust collector for coal mine heading machine, including heading machine body 1, dust absorption hopper 3 and mounting bracket 9, the front end of heading machine body 1 is provided with heading head 2, and the lower part of the front end of heading machine body 1 is fixedly installed with mounting bracket 9, and the inside of mounting bracket 9 is provided with dust absorption hopper 3, and both sides of dust absorption hopper 3 are fixedly installed with rotating part 8, and two rotating parts 8 are rotatably connected in mounting bracket 9, and the side of mutual separation of two rotating parts 8 is fixedly installed with gear 10, and the rear end of two gears 10 is engaged with connecting gear rod 11, and the top of heading machine body 1 is fixedly installed with dust collecting box 7, and dust collecting box 7 is inserted with water storage box 13, and the top of dust collecting box 7 is fixedly installed with dust absorption fan 6, and the bottom of dust absorption fan 6 is fixedly installed with dust outlet pipe 15, and the outside of dust outlet pipe 15 is sleeved with sleeve pipe 14, and the outside of sleeve pipe 14 is sleeved with mounting plate 18, and the rear part of dust outlet pipe 15 is fixedly installed with pull rod 19 on mounting plate 18, and the outside of pull rod 19 is sleeved with spring 20.

[0023] The bottom of spring 20 is fixedly installed on mounting plate 18, and the top of spring 20 is fixedly installed in the top end of dust collecting box 7, and this design is conducive to the use of the equipment, the bottom of two connecting rods 11 is fixedly installed with connecting plate 12, the front end of heading machine body 1 is fixedly installed with electric push rod 4 on both sides of mounting bracket 9, and two electric push rods 4 are fixedly installed on two connecting plates 12, and the lifting of connecting plate 12 driven by electric push rod 4 is conducive to the use of the equipment, the rear end of dust absorption hopper 3 is fixedly installed with dust absorption pipe 5, and the end of dust absorption pipe 5 away from dust absorption hopper 3 is communicated with dust absorption fan 6, and dust absorption pipe 5 is convenient for sucking in dust, and water storage box 13 is provided with perforation 21 corresponding to sleeve pipe 14, and the bottom of sleeve pipe 14 penetrates through perforation 21 and extends into water storage box 13, and this design is conducive to the use of the equipment, the rear end of water storage box 13 is fixedly installed with handle 17, and handle 17 is convenient for pulling water storage box 13, and the rear part of dust collecting box 7 is fixedly installed with exhaust pipe 16 at the top of dust absorption fan 6, and exhaust pipe 16 is convenient for exhausting.

[0024] Working principle: when the tunneling machine body 1 works, the switch of the dust suction fan 6 can be opened, the dust suction fan 6 works to make the dust suction hopper 3 produce negative pressure, that is, the dust generated in the working process can be sucked into the water in the water storage box 13, the dust will be clumped and deposited at the bottom end of the water storage box 13 after being wet, according to the use requirement, the switch of the electric push rod 4 can be opened, the electric push rod 4 works to drive the connecting plate 12 and the gear rod 11 to lift, since the gear rod 11 is engaged with the gear 10, the gear 10 can drive the rotating part 8 and the dust suction hopper 3 to rotate up and down, that is, the dust suction angle can be adjusted, when cleaning is needed, the pull rod 19 can be pulled upward to make the mounting plate 18 drive the sleeve 14 to extend out of the perforation 21, at this time, the water storage box 13 loses the limit, the handle 17 is used to drive the water storage box 13 to extend out of the dust collecting box 7, that is, the dust and sewage in the water storage box 13 can be treated, the coal mine tunneling machine dust removal device is convenient to use, through the above components, the inhaled dust can be clumped after being wet and left in the water storage box 13, the problem that the dust is easy to block the filter screen during long-term use and affects normal dust suction is avoided, at the same time, the dust can be clumped after being wet, the problem that the dust flies during subsequent dust cleaning and causes secondary pollution is avoided, and the dust suction angle of the dust suction hopper 3 can be adjusted according to the use requirement, thereby further expanding the dust suction range.

[0025] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A dust removing device for a coal mine tunneling machine, characterized by, Including heading machine body (1), dust suction hopper (3) and mounting bracket (9), the front end of the heading machine body (1) is provided with heading head (2), the front end of the heading machine body (1) is fixedly installed with mounting bracket (9) at the lower part of heading head (2), the mounting bracket (9) is provided with dust suction hopper (3), both sides of the dust suction hopper (3) are fixedly installed with rotating part (8), both the rotating part (8) are rotatably connected in the mounting bracket (9), both sides of the rotating part (8) are fixedly installed with gear (10), the rear end of the gear (10) is engagedly connected with rack (11), the top of the heading machine body (1) is fixedly installed with dust collecting box (7), the dust collecting box (7) is inserted with water storage box (13), the top of the dust collecting box (7) is fixedly installed with dust suction fan (6), the bottom of the dust suction fan (6) is fixedly installed with dust outlet pipe (15), the outer side of the dust outlet pipe (15) is sleeved with sleeve pipe (14), the outer side of the sleeve pipe (14) is sleeved with mounting plate (18), the rear part of the dust outlet pipe (15) is fixedly installed with pull rod (19) on the mounting plate (18), the outer side of the pull rod (19) is sleeved with spring (20).

2. The dust removal device for a coal mine tunneling machine according to claim 1, characterized in that, The bottom of the spring (20) is fixedly installed on the mounting plate (18), and the top of the spring (20) is fixedly installed in the top end of the dust collecting box (7).

3. The dust removal device for a coal mine tunneling machine according to claim 1, characterized in that, The bottom of the two rack (11) is fixedly installed with connecting plate (12), and the front end of the heading machine body (1) is fixedly installed with electric push rod (4) on both sides of the mounting bracket (9), and the two electric push rods (4) are fixedly installed on the two connecting plates (12) respectively.

4. The dust removal device for a coal mine tunneling machine according to claim 1, characterized in that, The rear end of the dust suction hopper (3) is fixedly installed with dust suction pipe (5), and the end away from the dust suction hopper (3) is in communication with the dust suction fan (6).

5. The dust removal device for a coal mine tunneling machine according to claim 1, characterized in that, The water storage box (13) is provided with a perforation (21) corresponding to the sleeve pipe (14), and the bottom of the sleeve pipe (14) penetrates through the perforation (21) and extends into the water storage box (13).

6. The dust removal device for a coal mine tunneling machine according to claim 1, characterized in that, The rear end of the water storage box (13) is fixedly installed with handle (17).

7. The dust removal device for a coal mine tunneling machine according to claim 1, characterized in that, The top of the dust collecting box (7) is fixedly installed with exhaust pipe (16) at the rear of the dust suction fan (6).

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