CN212013445U

CN212013445U - A coal-winning machine heat abstractor for colliery

Info

Publication number: CN212013445U
Application number: CN202021193808.3U
Authority: CN
Inventors: 李俊虎
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-11-24
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a coal-winning machine heat abstractor for colliery, the work box in coal-winning machine organism and the coal-winning machine organism, the last lateral wall of work box is fixed and is provided with the grid plate. The utility model relates to a coal-winning machine technical field, utilize first motor, heat absorption pipe and second motor etc, first motor starts the back, water is through the inlet tube, the outlet pipe, the branch valve, first hose, heat absorption pipe and second hose, at last in the inflow inlet tube, realize the continuous circulation of water, the back is started to the second motor simultaneously, the second motor drives the transmission shaft through the meshing transmission of first gear and second gear and rotates, the transmission shaft rotates through the bevel gear meshing transmission of second bevel gear and first bevel gear and drives the dwang and rotate, the dwang drives the fan and rotates, the measure of dual cooling has reduced the temperature in the electric cabinet, make the operating personnel safety risk of coal-winning machine reduce, the cost of maintenance of coal-winning machine reduces and has prolonged the life of coal-winning machine.

Description

A coal-winning machine heat abstractor for colliery

Technical Field

The utility model relates to a coal-winning machine technical field specifically is a coal-winning machine heat abstractor for colliery.

Background

A coal mining machine is one of main devices of fully mechanized mining complete equipment. The coal mining machine is developed and evolved from a coal cutter, is a large-scale complex system integrating machinery, electricity and hydraulic pressure, and is suitable for complex and severe working environments.

In modern times, most coal mines in China all adopt coal mining machines to operate, generally speaking, the coal mining machines work continuously, the temperature generated by a large-scale electric cabinet in the coal mining machines is extremely high, meanwhile, the electric cabinet is generally arranged in an explosion-proof electric cabinet for safety consideration, the heat dissipation capability is basically absent, and the internal temperature of the electric cabinet is too high, so that the aging of internal circuits of the electric cabinet is accelerated easily, the safety risk of operators of the coal mining machines is increased, the maintenance cost of the coal mining machines is increased, and the service life of the coal mining machines is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal-winning machine heat abstractor for coal mine, to solve the majority colliery of china on the present market that above-mentioned background art provided and all adopt the coal-winning machine to carry out the operation, coal-winning machine continuous operation generally speaking, inside large-scale electric cabinet produces the temperature high, be the safety consideration simultaneously, the electric cabinet is generally settled in the flame proof electric cabinet, there is not heat-sinking capability basically, because the inside temperature of electric cabinet is too high, make the electric cabinet inner line ageing with higher speed easily, the operating personnel safety risk that leads to the coal-winning machine increases, the cost of maintenance of coal-winning machine increases and has reduced the life's of coal-.

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

a heat dissipation device of a coal mining machine for a coal mine comprises a coal mining machine body and a working box in the coal mining machine body, wherein a grid plate is fixedly arranged on the upper side wall of the working box, a heat absorption box is fixedly arranged on the upper side wall of the working box, a square opening is formed in the upper side wall of the heat absorption box, an electric control box is fixedly arranged in the heat absorption box, two symmetrically-arranged mounting holes are formed in the left side wall and the right side wall of the heat absorption box, a plurality of threaded holes which are uniformly distributed are respectively formed in the left side wall and the right side wall of the heat absorption box, a heat absorption pipe is connected with the plurality of threaded holes through threads, a first motor is fixedly arranged on the upper side wall of the working box, an impeller is fixedly connected to the tail end of a rotating shaft in the first motor, a water inlet pipe is rotatably connected to the, the heat absorption box is characterized in that the water inlet pipe and the water outlet pipe are communicated with each other, a diverter valve is fixedly connected to an opening at the front end of the water outlet pipe, a first hose is fixedly connected to a pipe orifice at one end, close to the left side wall of the heat absorption box, of the heat absorption pipe, an opening at the other end of the first hose is fixedly connected to a pipe orifice of the diverter valve, a second hose is fixedly connected to an opening at the other end of the heat absorption pipe, openings at two ends of a pipe orifice of the second hose are respectively and fixedly connected to the heat absorption pipe at a horizontal position, a heat absorption cover is fixedly connected to the upper side wall of the heat absorption box, the heat absorption cover is hollow, air grooves are uniformly distributed on the upper side wall and the lower side wall of the heat absorption cover, a positioning block is fixedly arranged on the, the fixed first bevel gear that is provided with of last lateral wall of dwang, the fixed dead lever that is provided with of last lateral wall of first bevel gear, the other end of dead lever rotates the inside wall of connecting at the heat absorption lid, the notch has been seted up to the right side lateral wall of heat absorption lid, the notch is inserted and is equipped with the transmission shaft, the fixed support frame that is provided with of last lateral wall of work box, the fixed second motor that is provided with of last lateral wall of support frame, the first gear of terminal fixedly connected with of pivot in the second motor, the one end fixedly connected with second gear that the heat absorption lid was kept away from to the transmission shaft, the other end fixedly connected with second bevel gear of transmission shaft, first bevel gear.

Preferably, the power of the electric cabinet is far larger than the power generated by the first motor and the second motor.

Preferably, the material of the heat absorption box is stainless steel.

Preferably, the lower side wall of the support frame is provided with a groove, and a rubber pad is vulcanized in the groove.

Preferably, the outer side wall of the middle part of the heat absorption tube is provided with a thread groove, and two ends of the heat absorption tube are smooth round tubes.

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

1. the method comprises the steps that a first motor, a heat absorption pipe, a second motor and the like are utilized, after the first motor is started, water flows through a water inlet pipe, a water outlet pipe, a diverter valve, a first hose, the heat absorption pipe and a second hose, and finally flows into the water inlet pipe, so that the water is circulated continuously, meanwhile, after the second motor is started, the second motor drives a transmission shaft to rotate through the meshing transmission of a first gear and a second gear, the transmission shaft drives a rotating rod to rotate through the meshing transmission of a second bevel gear and a bevel gear of a first bevel gear, the rotating rod drives a fan to rotate, the temperature in an electric cabinet is reduced through a double cooling measure, the safety risk of operators of the coal mining machine is reduced, the maintenance cost of the coal mining machine is reduced;

2. the heat absorption box is made of stainless steel, so that the heat absorption box is effectively prevented from being corroded in an underground humid environment, and the heat conduction effect of the stainless steel is good.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation device of a coal mining machine for a coal mine according to the present invention;

fig. 2 is a schematic structural diagram of a heat dissipation device of a coal mining machine heat dissipation device for a coal mine according to the present invention;

fig. 3 is a schematic structural diagram of a heat absorbing pipe of a heat dissipating device of a coal mining machine for a coal mine, according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 2;

fig. 5 is a schematic structural diagram of a heat absorption box of a heat dissipation device of a coal mining machine for a coal mine.

In the figure: 1. a shearer body; 2. a grid plate; 3. a work box; 4. a heat absorption box; 5. a first motor; 6. a water inlet pipe; 7. a diverter valve; 8. a water outlet pipe; 9. a heat absorbing tube; 10. a threaded hole; 11. mounting holes; 12. a heat absorbing cover; 13. a drive shaft; 14. a second gear; 15. a first gear; 16. a second motor; 17. a support frame; 18. an air duct; 19. a fan; 20. positioning blocks; 21. a first bevel gear; 22. a second bevel gear; 23. and (5) fixing the 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a heat dissipation device for a coal mining machine for a coal mine comprises a coal mining machine body 1 and a working box 3 in the coal mining machine body 1, wherein a grid plate 2 is fixedly arranged on the upper side wall of the working box 3, a heat absorption box 4 is fixedly arranged on the upper side wall of the working box 3, the heat absorption box 4 is made of stainless steel, the corrosion of the heat absorption box 4 under an underground humid environment is effectively prevented, the heat conduction effect of the stainless steel is good, a square opening is formed in the upper side wall of the heat absorption box 4, an electric cabinet is fixedly arranged in the heat absorption box 4, the power of the electric cabinet is far greater than the power generated by a first motor 5 and a second motor 16, the heat generated by the first motor 5 and the second motor 16 is far lower than the heat of a scattered part, the electric cabinet has a better cooling effect, two symmetrically arranged mounting holes 11 are formed in the left side wall and the right side wall of the heat absorption box 4, a plurality of, the heat absorption box is characterized in that a plurality of threaded holes 10 are connected with heat absorption pipes 9 through threads, threaded grooves are formed in the outer side wall of the middle of each heat absorption pipe 9, smooth round pipes are arranged at two ends of each heat absorption pipe 9, the heat absorption pipes 9 can fully absorb heat in the heat absorption box 4 conveniently, the heat dissipation efficiency is improved, a first motor 5 is fixedly arranged on the upper side wall of the working box 3, an impeller is fixedly connected to the tail end of a rotating shaft in the first motor 5, a water inlet pipe 6 is rotatably connected to the upper side wall of the impeller, a diverter valve 7 is fixedly connected to the front pipe opening of the water inlet pipe 6, a water outlet pipe 8 is fixedly connected to the outer side wall of the water inlet pipe 6, the water inlet pipe 6 is communicated with the water outlet pipe 8, a diverter valve 7 is fixedly connected to the opening at the front end of the water outlet pipe 8, a first hose is fixedly connected to the, openings at two ends of an orifice of the second hose are respectively and fixedly connected to a heat absorption pipe 9 at a horizontal position, a heat absorption cover 12 is fixedly connected to the upper side wall of the heat absorption box 4, the heat absorption cover 12 is hollow, wind grooves 18 which are uniformly distributed are formed in the upper side wall and the lower side wall of the heat absorption cover 12, a positioning block 20 is fixedly arranged on the upper side wall of the inner bottom of the heat absorption cover 12, a through hole is formed in the upper side wall of the positioning block 20, a rotating rod is inserted into the through hole, a fan 19 is sleeved on the outer side wall of the rotating rod, a first bevel gear 21 is fixedly arranged on the upper side wall of the rotating rod, a fixing rod 23 is fixedly arranged on the upper side wall of the first bevel gear 21, the other end of the fixing rod 23 is rotatably connected to the inner side wall of the heat absorption cover 12, rubber pads are vulcanized in the grooves, the coal mining machine body 1 is prevented from deviating during operation of the support frame 17, high-speed and effective operation of the coal mining machine body 1 is guaranteed, the second motor 16 is fixedly arranged on the upper side wall of the support frame 17, the first gear 15 is fixedly connected to the tail end of the rotating shaft in the second motor 16, the second gear 14 is fixedly connected to one end, away from the heat absorption cover 12, of the transmission shaft 13, the second bevel gear 22 is fixedly connected to the other end of the transmission shaft 13, and the first bevel gear 21 and the second bevel gear 22 are in meshing.

In the utility model, firstly, an operator opens the coal mining machine body 1 through the electric cabinet, then opens the first motor 5 and the second motor 16, the first motor 5 drives the water in the water inlet pipe 6 to enter the water outlet pipe 8 through the impeller, the water in the water outlet pipe 8 flows into the heat absorption pipe 9 through the diverter valve 7 and the first hose, the water in the heat absorption pipe 9 flows onto another heat absorption pipe 9 on the horizontal plane through the second hose, the water in another heat absorption pipe 9 flows into the water inlet pipe 6 for circulation through the first hose and the diverter valve 7, meanwhile, the second motor 16 drives the transmission shaft 13 to rotate through the meshing transmission of the first gear 15 and the second gear 14, the transmission shaft 13 drives the second bevel gear 22 to rotate, the second bevel gear 22 drives the first bevel gear 21 to rotate through the meshing transmission of the bevel gears, the first bevel gear 21 drives the fan 19 to rotate through a rotating rod, and finally, hot air flows out of the heat absorption cover 12 and the grid plate 2.

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 heat dissipation device of a coal mining machine for a coal mine comprises a coal mining machine body (1) and a working box (3) in the coal mining machine body (1), and is characterized in that a grid plate (2) is fixedly arranged on the upper side wall of the working box (3), a heat absorption box (4) is fixedly arranged on the upper side wall of the working box (3), a square opening is formed in the upper side wall of the heat absorption box (4), an electric cabinet is fixedly arranged in the heat absorption box (4), two symmetrically-arranged mounting holes (11) are formed in the left side wall and the right side wall of the heat absorption box (4), a plurality of threaded holes (10) are uniformly distributed in the left side wall and the right side wall of the heat absorption box (4), a heat absorption pipe (9) is connected to the plurality of threaded holes (10) through threads, a first motor (5) is fixedly arranged on the upper side wall of the working box (3), and an impeller is fixedly connected to the tail, the upper side wall of the impeller is rotatably connected with a water inlet pipe (6), a branch valve (7) is fixedly connected to a front pipe opening of the water inlet pipe (6), a water outlet pipe (8) is fixedly connected to the outer side wall of the water inlet pipe (6), the water inlet pipe (6) and the water outlet pipe (8) are communicated with each other, a branch valve (7) is fixedly connected to a front end opening of the water outlet pipe (8), a first hose is fixedly connected to one end pipe opening of the heat absorption pipe (9) close to the left side wall of the heat absorption box (4), the other end opening of the first hose is fixedly connected to a pipe opening of the branch valve (7), a second hose is fixedly connected to an opening of the other end pipe opening of the heat absorption pipe (9), two end openings of the second hose are respectively and fixedly connected to the heat absorption pipe (9) in the horizontal position, and a heat, the heat absorption cover is characterized in that the heat absorption cover (12) is hollow, wind grooves (18) which are uniformly distributed are formed in the upper side wall and the lower side wall of the heat absorption cover (12), a positioning block (20) is fixedly arranged on the inner bottom side of the heat absorption cover (12), a through hole is formed in the upper side wall of the positioning block (20), a rotating rod is inserted into the through hole, a fan (19) is sleeved on the outer side wall of the rotating rod, a first bevel gear (21) is fixedly arranged on the upper side wall of the rotating rod, a fixing rod (23) is fixedly arranged on the upper side wall of the first bevel gear (21), the other end of the fixing rod (23) is rotatably connected to the inner side wall of the heat absorption cover (12), a notch is formed in the right side wall of the heat absorption cover (12), a transmission shaft (13) is inserted into the notch, a support frame (17) is fixedly arranged on, the tail end of a rotating shaft in the second motor (16) is fixedly connected with a first gear (15), one end, far away from the heat absorption cover (12), of the transmission shaft (13) is fixedly connected with a second gear (14), the other end of the transmission shaft (13) is fixedly connected with a second bevel gear (22), and the first bevel gear (21) and the second bevel gear (22) are in meshing transmission.

2. The shearer cooler for coal mines as set forth in claim 1, wherein the power of the electric cabinet is much greater than the power generated by the first motor (5) and the second motor (16).

3. The shearer cooler for coal mines as set forth in claim 1, characterized in that the material of the heat absorption box (4) is stainless steel.

4. The heat dissipation device for the coal mining machine for the coal mine is characterized in that a groove is formed in the lower side wall of the support frame (17), and a rubber pad is vulcanized in the groove.

5. The heat dissipation device of the coal mining machine for the coal mine as claimed in claim 1, wherein the outer side wall of the middle part of the heat absorption pipe (9) is provided with a thread groove, and two ends of the heat absorption pipe (9) are smooth round pipes.