Multi-layer stripping device for thin coal seam of opencast coal mine

Abstract

The utility model discloses a multilayer stripping device for a thin seam of an open pit coal mine, which is applied to the field of coal mining and comprises a coal mining machine chassis, a conveying belt is arranged at the top of the coal mining machine chassis, and a shovel hopper is bolted on the surface of the coal mining machine chassis; the motor rotates to enable the transmission shaft to drive the first bevel gear to rotate, the first bevel gear rotates to enable the second bevel gear to drive the rotating shaft to enable the feeding rod to rotate, coal mines are conveyed to the conveying belt, the conveying belt conveys the coal mines to the back face of the device for conveying, the purpose of the discharging function can be achieved, and the working efficiency is improved; the dust suppression device is simple in structure and convenient to use, water is conveyed into the connecting pipe through the water pump, then enters the flow dividing pipe through the connecting pipe, enters the spray head from the flow dividing pipe and is sprayed out from the spray head for dust suppression, the purpose of the dust suppression function can be achieved, the environment is protected, the body health of people is guaranteed, and the practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of coal mining, in particular to a kind of open coal mine thin coal seam multilayer stripping device. BACKGROUND

[0002] Through searching Chinese patent, the patent number is CN214464139U, a coal mining machine, relates to the field of engineering machinery, to solve the phenomenon that the existing coal mining machine is prone to occur when using the tooth on the excavating wheel is wrapped by coal dregs, thereby causing the problem of reducing the working efficiency of coal mining machine is designed.The coal mining machine includes the coal mining machine body, the control arm installed on the coal mining machine body and the excavating wheel installed on the control arm, the excavating wheel has a plurality of teeth spaced apart along its circumference, the coal mining machine further includes a dredging disc, the dredging disc is connected to the control arm by a lanyard, the dredging disc is spaced apart in the circumference and is provided with a plurality of ejector rods, and the plurality of ejector rods can be respectively formed with the interval of the plurality of teeth.The coal mining machine provided by the utility model can remove the coal dregs attached to the surface of the excavating wheel, thereby improving the working efficiency of the coal mining machine.

[0003] The existing stripping device does not have a discharging function. After the coal seam is stripped by the general stripping device, the coal falls to the ground. The stripped coal can be transported away only after the stripping device is moved to the side, which reduces the working efficiency and is not convenient to use. The stripping device also does not have a dust reduction function. A large amount of dust is generated during the stripping process. The dust not only pollutes the air but also adversely affects the health of the on-site construction personnel, thereby reducing the practicality. In order to solve the above-mentioned problems, the present application provides an open coal mine thin coal seam multilayer stripping device. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of open coal mine thin coal seam multilayer stripping device, its advantage is to have discharging function and have dust reduction function.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a kind of open coal mine thin coal seam multilayer stripping device, including coal mining machine chassis, the top of the coal mining machine chassis is provided with a conveyor belt, the surface of the coal mining machine chassis is bolted with a shovel hopper, the surface of the shovel hopper is bolted with a motor, the output end of the motor extends to the inside of the shovel hopper and is connected with a transmission shaft through a shaft coupling, and the other end of the transmission shaft is rotatably sleeved with the inner wall of the shovel hopper, the surface of the transmission shaft is fixedly sleeved with a first bevel gear, the surface of the first bevel gear is engaged with a second bevel gear, the shaft center of the second bevel gear is fixedly sleeved with a rotating shaft, and the rotating shaft is rotatably sleeved with the inner wall of the shovel hopper, the surface of the rotating shaft is bolted with a feeding rod, and the top of the coal mining machine chassis is provided with a coal seam stripping mechanism.

[0006] The technical scheme is adopted, the motor rotates to drive the transmission shaft to rotate the first bevel gear, the first bevel gear rotates to drive the second bevel gear to rotate the shaft to rotate the feeding rod, the coal mine is conveyed to the conveying belt, and the conveying belt conveys the coal mine to the back of the device to transport, so that the discharging function is achieved, the work efficiency is improved, and the use is facilitated.

[0007] The utility model further provides: the top of coal winning machine chassis is bolted with water tank, the surface of water tank is connected with water pump, the output of water pump is connected with connecting pipe, the other end of connecting pipe is connected with shunt pipe, the surface of shunt pipe is bolted with fixed frame, the surface of shunt pipe is connected with shower nozzle.

[0008] The technical scheme is adopted, the motor rotates to drive the transmission shaft to rotate the first bevel gear, the first bevel gear rotates to drive the second bevel gear to rotate the shaft to rotate the feeding rod, the coal mine is conveyed to the conveying belt, and the conveying belt conveys the coal mine to the back of the device to transport, so that the discharging function is achieved, the work efficiency is improved, and the use is facilitated.

[0009] The utility model further provides: the coal seam stripping mechanism includes support frame, the bottom of support frame is hinged with the top of coal winning machine chassis, and support frame is bolted with fixed frame, the surface of support frame is installed with coal winning head, and hydraulic rod is hinged between support frame and coal winning machine base.

[0010] The technical scheme is adopted, the motor rotates to drive the transmission shaft to rotate the first bevel gear, the first bevel gear rotates to drive the second bevel gear to rotate the shaft to rotate the feeding rod, the coal mine is conveyed to the conveying belt, and the conveying belt conveys the coal mine to the back of the device to transport, so that the discharging function is achieved, the work efficiency is improved, and the use is facilitated.

[0011] The utility model further provides: the surface of shovel hopper and water tank is bolted with protection shell, and motor and water pump are located in the inside of protection shell.

[0012] The technical scheme is adopted, the motor rotates to drive the transmission shaft to rotate the first bevel gear, the first bevel gear rotates to drive the second bevel gear to rotate the shaft to rotate the feeding rod, the coal mine is conveyed to the conveying belt, and the conveying belt conveys the coal mine to the back of the device to transport, so that the discharging function is achieved, the work efficiency is improved, and the use is facilitated.

[0013] The utility model further provides: the inner wall of shovel hopper is bolted with support plate, and support plate is rotatably sleeved with transmission shaft.

[0014] The technical scheme is adopted, the motor rotates to drive the transmission shaft to rotate the first bevel gear, the first bevel gear rotates to drive the second bevel gear to rotate the shaft to rotate the feeding rod, the coal mine is conveyed to the conveying belt, and the conveying belt conveys the coal mine to the back of the device to transport, so that the discharging function is achieved, the work efficiency is improved, and the use is facilitated.

[0015] The utility model further provides: the number of feeding rod is four, and four feeding rods are evenly distributed on the surface of the shaft.

[0016] The technical scheme is adopted, the motor rotates to drive the transmission shaft to rotate the first bevel gear, the first bevel gear rotates to drive the second bevel gear to rotate the shaft to rotate the feeding rod, the coal mine is conveyed to the conveying belt, and the conveying belt conveys the coal mine to the back of the device to transport, so that the discharging function is achieved, the work efficiency is improved, and the use is facilitated.

[0017] The utility model further provides: the surface of water tank is printed with scale line.

[0018] By setting the scale line, the water amount is convenient to view.

[0019] The utility model further sets up: the surface of support frame is bolted with fixed block, and fixed block and the surface of connecting pipe slide sleeve joint.

[0020] By setting the fixed block, the connecting pipe is fixed, and the stability of the fixed pipe is guaranteed.

[0021] In summary, the utility model has the following beneficial effects:

[0022] 1. The utility model discloses a mode that the motor rotation makes the transmission shaft drive the first bevel gear to rotate, the first bevel gear rotation makes the second bevel gear drive the rotating shaft and make the feed rod rotate, and the coal mine is transported to the conveyor belt, and the conveyor belt transports the coal mine to the back of the device and transports, which can achieve the purpose of discharging function, improve work efficiency and facilitate use.

[0023] 2. The utility model discloses a mode that the water pump transports water to the connecting pipe, then enters the shunt pipe through the connecting pipe, enters the shower head from the shunt pipe, and sprays from the shower head to reduce dust, which can achieve the purpose of dust reduction, protect the environment, ensure human health and improve practicality. DRAWINGS

[0024] Figure 1 It is the utility model structure perspective view;

[0025] Figure 2 It is the utility model structure section view;

[0026] Figure 3 It is the utility model local structure side view section view.

[0027] Reference signs: 1, coal mining machine chassis;2, conveyor belt;3, shovel hopper;4, motor;5, transmission shaft;6, first bevel gear;7, second bevel gear;8, rotating shaft;9, feed rod;10, coal seam stripping mechanism;11, water tank;12, water pump;13, connecting pipe;14, shunt pipe;15, fixed frame;16, shower head;17, support frame;18, coal mining head;19, hydraulic rod;20, protective shell;21, support plate;22, scale line;23, fixed block. DETAILED DESCRIPTION

[0028] The utility model will be further explained in detail in combination with the drawings.

[0029] Example 1:

[0030] Reference Figure 1 And Figure 3The utility model provides a kind of open coal mine thin coal seam multilevel stripping device, including the chassis 1 of coal mining machine, the top of the chassis 1 of coal mining machine is provided with conveyor belt 2, the surface of the chassis 1 of coal mining machine is bolted with shovel hopper 3, the surface of shovel hopper 3 is bolted with motor 4, the output end of motor 4 extends to the inside of shovel hopper 3 and is connected with transmission shaft 5 by shaft coupling, and the other end of transmission shaft 5 is rotatably connected with the inner wall of shovel hopper 3, the surface of transmission shaft 5 is fixedly connected with first bevel gear 6, the surface of first bevel gear 6 is engaged with second bevel gear 7, the shaft center of second bevel gear 7 is fixedly connected with rotating shaft 8, and rotating shaft 8 is rotatably connected with the inner wall of shovel hopper 3, the surface of rotating shaft 8 is bolted with feed rod 9, the top of the chassis 1 of coal mining machine is provided with coal seam stripping mechanism 10, by motor 4 rotation makes transmission shaft 5 drive first bevel gear 6 rotation, first bevel gear 6 rotation makes second bevel gear 7 drive rotating shaft 8 and makes feed rod 9 rotate, coal mine is transported to conveyor belt 2, and conveyor belt 2 transports coal mine to the back of device and is transported in the mode, can reach the purpose of discharging function, improve work efficiency, it is convenient to use.

[0031] Reference Figure 1 And Figure 2 , coal seam stripping mechanism 10 includes support frame 17, the bottom of support frame 17 is hinged with the top of the chassis 1 of coal mining machine, and support frame 17 is bolted with fixed frame 15, the surface of support frame 17 is installed with coal mining head 18, and hydraulic rod 19 is hinged between support frame 17 and the chassis of coal mining machine, by setting coal seam stripping mechanism 10, it is convenient to strip coal seam, and improve mining efficiency.

[0032] Reference Figure 1 、 Figure 2 And Figure 3 , the surface of shovel hopper 3 and water tank 11 is bolted with protective shell 20, and motor 4 and water pump 12 are located inside protective shell 20, by setting protective shell 20, motor 4 and water pump 12 are protected.

[0033] Reference Figure 3 The inner wall of shovel hopper 3 is bolted with support plate 21, and support plate 21 is rotatably connected with transmission shaft 5, by setting support plate 21, transmission shaft 5 is supported and fixed, and stability is improved.

[0034] Reference Figure 1 The number of feed rod 9 is four, and four feed rods 9 are evenly distributed on the surface of rotating shaft 8, by setting the number of feed rod 9 is four, and four feed rods 9 are evenly distributed on the surface of rotating shaft 8, improve the efficiency of feeding.

[0035] Example 2:

[0036] Reference Figure 1 And Figure 2The top of the coal mining machine chassis 1 is bolted with a water tank 11, the surface of the water tank 11 is communicated with a water pump 12, the output end of the water pump 12 is communicated with a connecting pipe 13, the other end of the connecting pipe 13 is communicated with a shunt pipe 14, the surface of the shunt pipe 14 is bolted with a fixing frame 15, the surface of the shunt pipe 14 is communicated with a spray head 16, water is transported into the connecting pipe 13 through the water pump 12, then enters the shunt pipe 14 through the connecting pipe 13, enters the spray head 16 from the shunt pipe 14, and is sprayed from the spray head 16 to reduce dust, so that the dust reduction function is achieved, the environment is protected, the health of the human body is ensured, and the practicability is improved.

[0037] With reference to Figure 1 and Figure 2 The surface of the water tank 11 is printed with scale lines 22, and the scale lines 22 are arranged to facilitate the observation of the water amount.

[0038] With reference to Figure 1 and Figure 2 The surface of the support frame 17 is bolted with a fixing block 23, and the fixing block 23 is slidingly sleeved with the surface of the connecting pipe 13, and the fixing block 23 is arranged to fix the connecting pipe 13 and ensure the stability of the fixing pipe.

[0039] The use process is briefly described as follows: the motor 4 rotates to drive the transmission shaft 5 to rotate, the transmission shaft 5 rotates to drive the first bevel gear 6 to rotate, the first bevel gear 6 rotates to drive the second bevel gear 7 to rotate, the second bevel gear 7 rotates to drive the rotating shaft 8 to rotate, and the rotating shaft 8 rotates to drive the feeding rod 9 to rotate, so that the coal mine is fed into the conveyor belt 2, the conveyor belt 2 conveys the coal mine to the back of the device, and then the coal mine is shipped, so that the discharging function is achieved; the water pump 12 transports water into the connecting pipe 13, then the water enters the shunt pipe 14 through the connecting pipe 13, enters the spray head 16 from the shunt pipe 14, and is sprayed from the spray head 16 to reduce dust, so that the dust reduction function is achieved.

[0040] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and those skilled in the art can make modifications without creative contribution according to the needs after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, the modifications are protected by the patent law.

Claims

1. A multi-layer stripping device for thin coal seams in open-pit coal mines, comprising a coal cutter chassis (1), characterized in that, The top of the coal mining machine chassis (1) is provided with a conveyor belt (2), the surface of the coal mining machine chassis (1) is bolted with a shovel hopper (3), the surface of the shovel hopper (3) is bolted with a motor (4), the output end of the motor (4) extends to the inside of the shovel hopper (3) and is connected with a transmission shaft (5) through a shaft coupling, and the other end of the transmission shaft (5) is rotatably sleeved with the inner wall of the shovel hopper (3), the surface of the transmission shaft (5) is fixedly sleeved with a first bevel gear (6), the surface of the first bevel gear (6) is engaged with a second bevel gear (7), the shaft center of the second bevel gear (7) is fixedly sleeved with a rotating shaft (8), and the rotating shaft (8) is rotatably sleeved with the inner wall of the shovel hopper (3), the surface of the rotating shaft (8) is bolted with a feeding rod (9), and the top of the coal mining machine chassis (1) is provided with a coal seam stripping mechanism (10).

2. The thin coal seam multi-layer stripping device for surface coal mines according to claim 1, characterized in that, The top of the coal mining machine chassis (1) is bolted with a water tank (11), the surface of the water tank (11) is communicated with a water pump (12), the output end of the water pump (12) is communicated with a connecting pipe (13), the other end of the connecting pipe (13) is communicated with a shunt pipe (14), the surface of the shunt pipe (14) is bolted with a fixing frame (15), and the surface of the shunt pipe (14) is communicated with a spray head (16).

3. The multi-layer stripping device for thin coal seams in surface coal mines according to claim 2, characterized in that, The coal seam stripping mechanism (10) comprises a support frame (17), the bottom of the support frame (17) is hinged with the top of the coal mining machine chassis (1), and the support frame (17) is bolted with the fixing frame (15), the surface of the support frame (17) is mounted with a coal mining head (18), and the support frame (17) is hinged with a hydraulic rod (19) between the coal mining machine base.

4. The thin coal seam multi-layer stripping device for surface coal mines according to claim 2, characterized in that, The surfaces of the shovel hopper (3) and the water tank (11) are bolted with a protective shell (20), and the motor (4) and the water pump (12) are located in the inside of the protective shell (20).

5. The thin coal seam multi-layer stripping device for surface coal mines according to claim 1, characterized in that, The inner wall of the shovel hopper (3) is bolted with a support plate (21), and the support plate (21) is rotatably sleeved with the transmission shaft (5).

6. The thin coal seam multi-layer stripping device for surface coal mines according to claim 1, characterized in that, The number of the feeding rod (9) is four, and the four feeding rods (9) are evenly distributed on the surface of the rotating shaft (8).

7. The thin coal seam multi-layer stripping device for surface coal mines according to claim 2, characterized in that, The surface of the water tank (11) is printed with a scale line (22).

8. The thin coal seam multi-layer stripping device for surface coal mines according to claim 3, characterized in that, The surface of the support frame (17) is bolted with a fixed block (23), and the fixed block (23) is slidably sleeved with the surface of the connecting pipe (13).

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