Dust falling device for coal mine tunneling

Abstract

The dust falling device comprises a bottom plate, idler wheels and a handle, the idler wheels are fixedly arranged at the four corners of the bottom of the bottom plate, and the handle is fixedly arranged on the right side of the top of the bottom plate. Through the design of a suction function, dust in a coal mine can be sucked into the shell, in addition, through the design of a filter screen, the stability of dust collection at the upper end in the shell is ensured, through the design of mechanical linkage, the first mounting rod and the second mounting rod are in a synchronous rotation state, and the dust collection efficiency is improved. And therefore, the dust suction range of the device is expanded. Through the design of a liquid circulation function, dust collected at the upper end in the shell is subjected to precipitation treatment through liquid, the dust is prevented from being in a floating state at the upper end in the shell, after the device is used, a worker can open the sealing plate to take out the dust precipitated at the top of the filter screen, and the working efficiency is improved. And the convenience for workers to take out dust is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust falling device technical field, concretely is coal mine tunneling dust falling device. BACKGROUND

[0002] The coal mining machine is one of important equipment for realizing coal mine production mechanization and modernization, and the coal mine is a reasonable space dug by human when digging the geological layer rich in coal; since the tunneling roadway in the coal mine is a blind road with a closed top, a large amount of dust is generated in the tunneling machine operation process, thereby becoming a serious dust pollution area, so some dust falling equipment gradually appears; but the existing dust falling equipment cannot make corresponding adjustment to the spraying device according to the height of each tunneling roadway in the mine, and the application range is small.

[0003] Through patent retrieval, a coal mine tunneling dust removal device is disclosed in the publication number "CN217001949U" and named as "a coal mine tunneling dust removal device". The device in the publication solves the above problems, but the device sprays liquid to remove dust in the coal mine, and the sprayed liquid is in the coal mine, which affects the convenience of the staff moving in the coal mine. In addition, when the sprayed liquid is dried, the dust will still float in the coal mine, reducing the dust removal effect of the coal mine. Based on this, the utility model designs a coal mine tunneling dust falling device to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a coal mine tunneling dust falling device to solve the problems in the background art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a coal mine tunneling dust falling device, which comprises a bottom plate, rollers and a handle, the rollers are fixedly arranged at the four corners of the bottom of the bottom plate, the handle is fixedly arranged at the top right side of the bottom plate, a shell is fixedly arranged at the top of the bottom plate, an exhaust fan is fixedly arranged at the upper end in the shell, a support is fixedly arranged at the top of the shell, a motor is fixedly arranged at the left side of the top of the shell, a driving gear is fixedly arranged at the outer end of the output end of the motor, a filter screen is fixedly arranged at the lower end in the shell, an exhaust assembly is arranged in the support, the exhaust assembly comprises a rotating rod rotatably arranged at the upper end in the support, a driven gear is fixedly arranged at the outer left side of the rotating rod and is in gear engagement with the driving gear, a first exhaust pipe is rotatably arranged at the right side of the rotating rod, the other end of the first exhaust pipe is fixedly arranged through the top of the shell, a first mounting rod is fixedly arranged at the outer left side of the rotating rod, and a first clearance hole is integrally arranged at the inner left side of the first mounting rod from top to bottom.

[0006] Further, the support inside the middle end is fixed with a support sleeve, the support inside the middle end is rotatably provided with a rotating pin on the front and back sides, the rotating pin is fixedly provided with a second mounting rod outside the sleeve, the second exhaust pipe is fixedly penetrated through the right side of the support sleeve, and the other end of the second exhaust pipe is fixedly penetrated through the first exhaust pipe.

[0007] Further, the second mounting rod is integrally provided with a second clearance hole from top to bottom outside the inside, the support inside the upper end is rotatably connected with a connecting rod on the front and back sides, and the connecting rod is fixedly provided with a driven bevel gear outside the sleeve.

[0008] Further, the rotating rod is fixedly provided with a driving bevel gear outside the sleeve, and the driving bevel gear is in gear engagement with the driven bevel gear.

[0009] Further, the connecting rod and the rotating pin are fixedly provided with a belt pulley outside the sleeve, and the belt pulley is provided with a toothed belt in gear engagement through a tight fit.

[0010] Further, the shell inside the upper end is fixedly provided with a liquid discharge rod, a plurality of liquid discharge holes are integrally arranged on the bottom end of the liquid discharge rod, a tank is fixedly arranged on the right side of the top of the bottom plate, and a water pump is fixedly arranged on the top of the tank.

[0011] Further, the water pipe fixedly arranged on the bottom of the water pump is penetrated through the tank, the mounting pipe fixedly arranged on the outer wall of the water pump is sequentially fixedly penetrated through the shell and the liquid discharge rod, the pressure relief valve is fixedly penetrated through the right side of the top of the tank, and the connector fixedly arranged on the left side of the bottom end of the tank is fixedly penetrated through the shell.

[0012] Further, the lithium battery is fixedly arranged on the left side of the top of the bottom plate, the sealing plate is arranged on the upper side of the front end of the shell, and the sealing plate is hingedly connected with the shell on the left side and is connected with the lock buckle of the shell on the right side.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The utility model discloses a dust collector, which comprises a shell, a first mounting rod, a second mounting rod, a support, a rotating rod, a connecting rod, a belt pulley, a water pump, a tank, a lithium battery and a sealing plate.

[0015] 2. The utility model discloses a dust collector, which comprises a shell, a first mounting rod, a second mounting rod, a support, a rotating rod, a connecting rod, a belt pulley, a water pump, a tank, a lithium battery and a sealing plate. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed for the description of the embodiments will be briefly introduced as follows. Obviously, the drawings described below are only some of the embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a front view of the dust falling device for coal mine tunneling of the present application;

[0018] Figure 2 It is a perspective view of the inside of the shell;

[0019] Figure 3 It is a perspective view of the driving bevel gear and the driven bevel gear;

[0020] Figure 4 It is a perspective view of the bracket, the rotating rod and the rotating pin.

[0021] In the drawings, the components represented by each reference numeral are listed as follows:

[0022] 1-bottom plate, 2-roller, 3-handle, 4-shell, 5-exhaust fan, 6-bracket, 7-motor, 8-driving gear, 9-filter screen, 10-exhaust assembly, 1001-rotating rod, 1002-driven gear, 1003-first exhaust pipe, 1004-first mounting rod, 1005-first clearance hole, 11-supporting sleeve, 12-rotating pin, 13-second mounting rod, 14-second exhaust pipe, 15-second clearance hole, 16-connecting rod, 17-driven bevel gear, 18-driving bevel gear, 19-pulley, 20-toothed belt, 21-liquid discharge rod, 22-liquid discharge hole, 23-tank, 24-water pump, 25-water pipe, 26-mounting pipe, 27-pressure relief valve, 28-connector, 29-lithium battery, 30-sealing plate. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not 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 scope of protection of the present application.

[0024] Embodiment 1

[0025] As Figure 1 , Figure 2 , Figure 4The shown coal mine tunneling dust falling device, including bottom plate 1, roller 2 and handle 3, roller 2 is fixedly arranged at the bottom of the four corners of bottom plate 1, handle 3 is fixedly arranged at the top right side of bottom plate 1, the top of bottom plate 1 is fixedly provided with shell 4, the inside upper end of shell 4 is fixedly provided with exhaust fan 5, the top of shell 4 is fixedly provided with bracket 6, the left side of the top of shell 4 is fixedly provided with motor 7, the outside of the output end of motor 7 is fixedly provided with driving gear 8, the inside lower end of shell 4 is fixedly provided with filter screen 9, bracket 6 is provided with exhaust assembly 10, exhaust assembly 10 includes rotating rod 1001 rotatingly arranged in the inside upper end of bracket 6, driven gear 1002 fixedly sleeved on the outside left side of rotating rod 1001 is in gear engagement with driving gear 8, first exhaust pipe 1003 is rotatingly penetrated through the right side of rotating rod 1001, the other end of first exhaust pipe 1003 is fixedly penetrated through the top of shell 4, first mounting rod 1004 is fixedly sleeved on the outside left side of rotating rod 1001, first mounting rod 1004 is integrally provided with first clearance hole 1005 from top to bottom on the inside left side.

[0026] The staff opens exhaust fan 5 and motor 7, and then pushes handle 3, so that roller 2 drives bottom plate 1 and shell 4 to move in the coal mine, exhaust fan 5 exhausts the gas and dust in the coal mine from first clearance hole 1005 through first mounting rod 1004 through rotating rod 1001 through first exhaust pipe 1003 into the inside upper end of shell 4, so that filter screen 9 blocks the dust, and filter screen 9 filters the gas, so as to exhaust the filtered gas into the inside lower end of shell 4, in addition, motor 7 drives driving gear 8 to drive driven gear 1002 to drive rotating rod 1001 and first mounting rod 1004 to rotate, at this time, rotating first mounting rod 1004 expands the range of suction of the gas and dust in the coal mine. Embodiment

[0027] As Figure 1 , Figure 2 , Figure 3As shown, the support 6 inside the middle end is fixed with a support sleeve 11, the support 6 inside the middle end is rotatably provided with a rotating pin 12, the rotating pin 12 is fixedly sleeved with a second mounting rod 13, the right side of the support sleeve 11 is fixedly penetrated by a second exhaust pipe 14, and the other end of the second exhaust pipe 14 is fixedly penetrated into the first exhaust pipe 1003. The inside of the second mounting rod 13 is integrally provided with a second clearance hole 15 from top to bottom. The upper end of the support 6 is rotatably provided with a connecting rod 16, the outer side of the connecting rod 16 is fixedly sleeved with a driven bevel gear 17, the outer side of the rotating rod 1001 is fixedly sleeved with a driving bevel gear 18, the driving bevel gear 18 is in gear engagement with the driven bevel gear 17, the outer side of the connecting rod 16 and the rotating pin 12 is fixedly sleeved with a belt pulley 19, the outer side of the belt pulley 19 is gear engaged with a toothed belt 20 in a tightly sleeved manner, the inside of the casing 4 is fixedly provided with a liquid discharge rod 21, the inside of the liquid discharge rod 21 is integrally provided with a plurality of liquid discharge holes 22, the top right side of the bottom plate 1 is fixedly provided with a tank 23, the top of the tank 23 is fixedly provided with a water pump 24, the bottom of the water pump 24 is fixedly provided with a water pipe 25 penetrating the tank 23, the mounting pipe 26 fixedly provided on the outer wall of the water pump 24 penetrates the casing 4 and the liquid discharge rod 21 in turn, the top right side of the tank 23 is fixedly penetrated by a pressure relief valve 27, the left side of the inside of the tank 23 is fixedly provided with a connector 28 penetrating the casing 4, the top left side of the bottom plate 1 is fixedly provided with a lithium battery 29, the outer side of the casing 4 is provided with a sealing plate 30 on the front end, the left side of the sealing plate 30 is hinged to the casing 4, and the right side of the sealing plate 30 is connected to the casing 4 by a lock catch.

[0028] According to the operation mode in embodiment 1, when the exhaust fan 5 is turned on, the gas and dust in the coal mine are discharged into the upper end of the casing 4 through the second clearance hole 15, the second mounting rod 13, the rotating pin 12, the support sleeve 11, the second exhaust pipe 14, and the first exhaust pipe 1003. When the rotating rod 1001 rotates, the rotating rod 1001 drives the driving bevel gear 18 to rotate the driven bevel gear 17 together with the connecting rod 16, the belt pulley 19, the toothed belt 20, the rotating pin 12, and the second mounting rod 13. At this time, the second mounting rod 13 in rotation expands the range of suction of the gas and dust in the coal mine. When the dust is sucked into the upper end of the casing 4, the water pump 24 can be turned on by the worker, the liquid in the tank 23 is discharged from the water pipe 25 through the mounting pipe 26, the liquid discharge rod 21, and the liquid discharge holes 22, thereby making the liquid precipitate the dust on the top of the filter screen 9, and the liquid flows back to the inside of the tank 23 through the filter screen 9 and the connector 28, thereby realizing the function of liquid circulation and spraying. After the device is used, the worker opens the sealing plate 30 to take out the dust precipitated on the top of the filter screen 9. In addition, the gas discharged into the lower end of the casing 4 is discharged through the connector 28, the tank 23, and the pressure relief valve 27.

Claims

1. A dust falling device for coal mine tunneling, comprising a bottom plate (1), a roller (2) and a handle (3), characterized in that: The roller (2) is fixedly arranged at the four corners of the bottom of the bottom plate (1), the handle (3) is fixedly arranged at the top right side of the bottom plate (1), the top of the bottom plate (1) is fixedly provided with a shell (4), the inside upper end of the shell (4) is fixedly provided with an exhaust fan (5), the top of the shell (4) is fixedly provided with a support (6), the top left side of the shell (4) is fixedly provided with a motor (7), the outside of the output end of the motor (7) is fixedly sleeved with a driving gear (8), the inside lower end of the shell (4) is fixedly provided with a filter screen (9), the inside of the support (6) is provided with an exhaust assembly (10), the exhaust assembly (10) comprises a rotating rod (1001) rotatably arranged at the inside upper end of the support (6), a driven gear (1002) fixedly sleeved at the outside left side of the rotating rod (1001) is in gear engagement with the driving gear (8), a first exhaust pipe (1003) is rotatably arranged at the right side of the rotating rod (1001), one end of the first exhaust pipe (1003) is fixedly penetrated through the top of the shell (4), a first mounting rod (1004) is fixedly sleeved at the outside left side of the rotating rod (1001), and the first mounting rod (1004) is integrally provided with a first displacement hole (1005) at the inside left side from top to bottom.

2. The coal mine tunneling dust falling device according to claim 1, characterized in that: The inside middle end of the support (6) is fixedly provided with a supporting sleeve (11), rotating pins (12) are rotatably arranged at the front and back sides of the inside middle end of the support (6), a second mounting rod (13) is fixedly sleeved at the outside of the rotating pin (12), a second exhaust pipe (14) is fixedly penetrated through the right side of the supporting sleeve (11), and the other end of the second exhaust pipe (14) is fixedly penetrated through the first exhaust pipe (1003).

3. The coal mine tunneling dust falling device according to claim 2, characterized in that: The inside outside of the second mounting rod (13) is integrally provided with a second displacement hole (15) from top to bottom, the inside upper end of the support (6) is rotatably provided with a connecting rod (16) at the front and back sides, and the outside of the connecting rod (16) is fixedly sleeved with a driven bevel gear (17).

4. The coal mine tunneling dust falling device according to claim 1, characterized in that: The outside of the rotating rod (1001) is fixedly sleeved with a driving bevel gear (18), and the driving bevel gear (18) is in gear engagement with the driven bevel gear (17).

5. The coal mine tunneling dust falling device according to claim 3, characterized in that: The outside of the connecting rod (16) and the rotating pin (12) is fixedly sleeved with a belt pulley (19), and the outside of the belt pulley (19) is in gear engagement with a toothed belt (20) through tight sleeving.

6. The coal mine tunneling dust falling device according to claim 1, characterized in that: The inside upper end of the shell (4) is fixedly provided with a drainage rod (21), the inside bottom end of the drainage rod (21) is integrally provided with a plurality of drainage holes (22), the top right side of the bottom plate (1) is fixedly provided with a tank (23), and the top of the tank (23) is fixedly provided with a water pump (24).

7. The coal mine tunneling dust falling device according to claim 6, characterized in that: A water pipe (25) fixedly arranged at the bottom of the water pump (24) penetrates the tank (23), an installation pipe (26) fixedly arranged at the outer wall of the water pump (24) penetrates the shell (4) and the drainage rod (21) in sequence, a pressure relief valve (27) is fixedly penetrated through the top right side of the tank (23), and a connecting head (28) fixedly arranged at the inside left lower end of the tank (23) penetrates the shell (4).

8. The coal mine tunneling dust falling device according to claim 1, characterized in that: The bottom plate (1) top left side is fixed with lithium battery (29), the shell (4) outside front end upper side is provided with sealing plate (30), the sealing plate (30) left side is hinged with shell (4) and sealing plate (30) right side is connected with shell (4) lock catch.

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