CN209438708U - A high-efficiency raw ore crushing device for coal mine development - Google Patents

Abstract

The utility model discloses a high-efficiency raw ore crushing device for coal mine development, which comprises a crushing box, a feeding hopper is clamped on the upper surface of the crushing box, a third bearing is clamped on the upper surface of the crushing box, A third rotating shaft is sleeved in the bearing, and the top end of the third rotating shaft is fixedly connected to the lower surface of the driven wheel. The high-efficiency coal mine development adopts the raw ore crushing device. By setting the crushing shaft and the crushing rod, the crushing shaft drives the crushing rod to crush the coal block for the first time, and by setting the crushing roller shaft and the crushing block, the two crushing roller shafts drive the crushing block. The coal block is pulverized for the second time. After the coal is pulverized twice, the pulverization effect is better and the pulverization efficiency is higher. By setting the pushing roller shaft, the pushing roller shaft drives the pushing plate to remove the coal that has been pulverized twice from the discharge. The mouth is set aside so that coal can not be piled up in the crushing box, so as to avoid affecting the work of the utility model.

Description

A high-efficiency raw ore crushing device for coal mine development

technical field

The utility model relates to the technical field of coal mining, in particular to a high-efficiency raw ore crushing device for coal mining.

Background technique

Coal is a solid combustible mineral that was gradually formed by ancient plants buried underground through complex biochemical and physicochemical changes.

Raw coal ore is mostly lumpy, which is not convenient for processing and use, so it is necessary to crush the raw coal ore, so raw coal ore crushing equipment is needed. Most of the traditional coal crushing devices are equipped with a sieve plate at the outlet, but the coal contains more or less water, so it is easy to cause blockage during use, resulting in the crushing device being unusable or increasing the load. Cause damage, and the crushing effect is not good, and the crushing surface is not uniform enough, which is also the reason why it cannot be crushed into powder. In view of this, the existing structure and defects are studied and improved, and coal crushing devices for coal mines are provided in order to achieve more practical purposes.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a high-efficiency raw ore crushing device for coal mining to solve the problems described in the background art above.

(2) Technical solution

In order to achieve the above purpose, the utility model provides the following technical solutions: a high-efficiency raw ore crushing device for coal mine development, including a crushing box, the upper surface of the crushing box is clamped with a feeding hopper, and the upper surface of the crushing box is clamped There is a third bearing, and a third rotating shaft is sleeved in the third bearing, and the top end of the third rotating shaft is fixedly connected to the lower surface of the driven wheel, and the bottom end of the third rotating shaft is fixedly connected to the top end of the crushing shaft. The driving wheel is connected to the driving wheel through a belt transmission, the lower surface of the driving wheel is fixedly connected with the output shaft of the third motor, and the lower surface of the third motor is fixedly connected with the upper surface of the crushing box, and the crushing box is provided with two crushing roller shafts, and the second rotating shafts are sleeved in the two crushing roller shafts, and the two ends of the two second rotating shafts are sleeved in the second bearings, and the two pairs of second bearings are relatively clamped on the front of the crushing box. The inner wall of the opposite side, and the front side of the crushing box is provided with two driven gears, and the backs of the two driven gears are respectively fixedly connected with one end of the two second rotating shafts, and the two driven gears are meshed and connected. The front side of the box is provided with a second motor, and the output shaft of the second motor is fixedly connected to the back of the driving gear, and the lower surface of the second motor is fixedly connected to the upper surface of the second fixed plate, and the back of the second fixed plate It is fixedly connected with the front of the crushing box, and the crushing box is provided with a shifting roller shaft, and the first rotating shaft is clamped inside the shifting roller shaft, and both ends of the first rotating shaft are sleeved in the shifting bearing, And the two material-pushing bearings are relatively clamped on the inner walls of the left and right sides of the crushing box, and the back of the crushing box is provided with a discharge port. A support plate is provided, and the other ends of the two positioning rods are respectively fixedly connected to the opposite surfaces of the two support plates, and the left side of the support plate on the left side of the crushing box is fixedly connected to the right side of the control switch, and the control The lower side of the switch is provided with a first motor, and the output shaft of the first motor is fixedly connected to the left end of the first rotating shaft, and the left end of the first rotating shaft is sleeved in the first bearing, and the first bearing is clamped on the left end of the crushing box. In the support plate on the side, and the lower surface of the first motor is fixedly connected to the upper surface of the first fixed plate, the lower surface of the first fixed plate is fixedly connected to the upper surface of the power supply, and the lower surface of the power supply is fixed to the upper surface of the base The upper surface is fixedly connected, and the upper surface of the base is fixedly connected with the lower surfaces of the two support plates.

Preferably, the third bearing is clamped at the center of the upper surface of the crushing box, the third motor is located directly in front of the third bearing, the feeding hopper is located directly behind the third bearing, and the left and right sides of the crushing shaft Both sides are fixedly connected with crushing rods, and the crushing rods on both sides are symmetrical about the crushing axis.

Preferably, crushing blocks are fixedly connected to the surface of the crushing roller shaft, and the two crushing roller shafts are located on the same horizontal plane, and the two driven gears are located on the same horizontal plane, and the driven gear on the left side meshes with the driving gear directly above connect.

Preferably, the surface of the shifting roller shaft is fixedly connected with a shifting plate, and the number of shifting plates is five, and the shifting plates are distributed on the surface of the shifting roller shaft in a circular array, and the outlet is facing Picking roller shaft.

Preferably, the crushing roller shaft is located directly below the crushing shaft, and the feeding roller shaft is located directly below the crushing roller shaft.

Preferably, the output end of the power supply is electrically connected to the input end of the control switch through a wire, the output end of the control switch is electrically connected to the input end of the first motor through a wire, and the output end of the control switch is electrically connected to the second motor through a wire. The input end of the motor, the output end of the control switch is electrically connected to the input end of the third motor through a wire.

(3) Beneficial effects

The utility model provides a high-efficiency raw ore crushing device for coal mine development, which has the following beneficial effects:

(1) The high-efficiency coal mine development uses a raw ore crushing device. By setting the crushing shaft and the crushing rod, the crushing shaft drives the crushing rod to crush the coal block for the first time. By setting the crushing roller shaft and the crushing block, the two crushing roller shafts Drive the crushing block to crush the coal block for the second time. After the coal is crushed twice, the crushing effect is better and the crushing efficiency is higher. Coal is drawn out from the discharge port, so that coal can not be piled up in the crushing box, so as to avoid affecting the work of the utility model.

(2) The high-efficiency coal mine adopts a raw ore crushing device. By setting the first motor, it is convenient for the first motor to drive the first rotating shaft to rotate through the output shaft, and it is convenient for the first rotating shaft to drive the material-setting roller to rotate. By setting the second motor, It is convenient for the second motor to drive the driving gear to rotate through the output shaft, and it is convenient for the driving gear to drive the driven gear to rotate. By setting the third motor, it is convenient for the third motor to drive the driving wheel to rotate through the output shaft, and it is convenient for the driving wheel to drive the driven wheel to rotate through the belt.

(3) The high-efficiency coal mine development adopts the raw ore crushing device. By setting the feeding hopper, it is convenient for workers to feed materials. By setting the discharge port, it is convenient for the material roller to drive the material plate to remove the crushed coal from the discharge port. By setting the control switch, it is convenient for workers to operate, and the utility model has the advantages of compact structure, reasonable design and strong practicability.

Description of drawings

Fig. 1 is the sectional structure schematic diagram of the utility model front view;

Fig. 2 is the structural representation of the utility model front view;

Fig. 3 is the structural representation of the utility model left view;

Fig. 4 is a structural schematic diagram of a left section of the utility model.

In the figure: 1 positioning rod, 2 control switch, 3 support plate, 4 first bearing, 5 first rotating shaft, 6 first motor, 7 first fixed plate, 8 power supply, 9 base, 10 material shifting bearing, 11 material shifting Roller shaft, 12 material shifting plate, 13 crushing box, 14 crushing roller shaft, 15 second rotating shaft, 16 second bearing, 17 crushing block, 18 crushing rod, 19 crushing shaft, 20 third rotating shaft, 21 third bearing, 22 The third motor, 23 feeding hoppers, 24 belts, 25 driving wheels, 26 driving gears, 27 driven gears, 28 driven wheels, 29 second motors, 30 second fixed plates, 31 discharge openings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figures 1-4, the utility model provides a technical solution: a high-efficiency raw ore crushing device for coal mine development, including a crushing box 13, and a feeding hopper 23 is clamped on the upper surface of the crushing box 13. By setting the feeding hopper 23. It is convenient for workers to feed materials. The feeding hopper 23 is located directly behind the third bearing 21. The upper surface of the crushing box 13 is clamped with the third bearing 21, and the third bearing 21 is clamped at the center of the upper surface of the crushing box 13, and The third bearing 21 is sleeved with a third rotating shaft 20, and the top end of the third rotating shaft 20 is fixedly connected to the lower surface of the driven wheel 28, and the bottom end of the third rotating shaft 20 is fixedly connected to the top end of the crushing shaft 19, and the crushing shaft 19 The left and right sides of the coal mine are fixedly connected with crushing rods 18, and the crushing rods 18 on both sides are symmetrical about the crushing shaft 19. By setting the crushing shaft 19 and the crushing rod 18, the crushing shaft 19 drives the crushing rod 18 to crush the coal block for the first time. Driven wheel 28 is connected driving wheel 25 by belt 24 transmissions, and the lower surface of driving wheel 25 is fixedly connected with the output shaft of the 3rd motor 22, by arranging the 3rd motor 22, facilitates the 3rd motor 22 to drive driving wheel 25 to rotate by output shaft, Convenient driving wheel 25 drives driven wheel 28 to rotate by belt 24, and the 3rd motor 22 is positioned at the front of the 3rd bearing 21, and the lower surface of the 3rd motor 22 is fixedly connected with the upper surface of smashing case 13, and is provided with in the crushing case 13 Two crushing rollers 14, the crushing rollers 14 are located directly below the crushing shaft 19, the surface of the crushing rollers 14 is fixedly connected with a crushing block 17, and the two crushing rollers 14 are located on the same horizontal plane, by setting the crushing rollers 14 and The pulverizing block 17 makes the two pulverizing roller shafts 14 drive the pulverizing block 17 to pulverize the coal block for the second time. After the coal is pulverized twice, the pulverizing effect is better and the pulverizing efficiency is higher, and the two pulverizing roller shafts 14 are evenly set The second rotating shaft 15 is connected, and both ends of the two second rotating shafts 15 are sleeved in the second bearings 16, and the two pairs of second bearings 16 are relatively clamped on the inner wall of the front and back of the crushing box 13, and the crushing box 13 Two driven gears 27 are arranged on the front side of the front side, and the two driven gears 27 are located on the same horizontal plane, and the driven gear 27 on the left side is meshed with the driving gear 26 directly above, and the back sides of the two driven gears 27 are respectively It is fixedly connected with one end of the two second rotating shafts 15, and two driven gears 27 are meshed and connected. The front side of the crushing box 13 is provided with a second motor 29. By setting the second motor 29, the second motor 29 can work. Drive driving gear 26 to rotate, facilitate driving gear 26 to drive driven gear 27 to rotate, and the output shaft of the second motor 29 is fixedly connected with the back side of driving gear 26, and the lower surface of the second motor 29 and the upper surface of the second fixed plate 30 The surface is fixedly connected, and the back side of the second fixed plate 30 is fixedly connected to the front of the crushing box 13, and the crushing box 13 is provided with a material-moving roller shaft 11, and by setting the material-moving roller shaft 11, the material-moving roller shaft 11 drives the material. The plate 12 pulls out the coal that has been crushed twice from the discharge port 31, so that the coal will not be piled up in the crushing box 13, so as to avoid affecting the work of the utility model. The surface of 11 is fixedly connected with a shifting plate 12, and the number of shifting plates 12 is five, and the shifting plates 12 are distributed in a circular array on the surface of the shifting roller shaft 11, and the discharge port 31 is facing the shifting roller The shaft 11, the material shifting roller shaft 11 is located directly below the crushing roller shaft 14, the first rotating shaft 5 is clamped in the material shifting roller shaft 11, and both ends of the first rotating shaft 5 are sleeved in the material shifting bearing 10, and Two pushing bearings 10 are relatively clamped on the inner walls of the left and right sides of the crushing box 13, and the back of the crushing box 13 is provided with a discharge port 31. By setting the discharge port 31, it is convenient for the pushing roller shaft 11 to drive the pushing plate 12 Pull out the pulverized coal from the discharge port 31, the two sides of the crushing box 13 are fixedly connected with positioning rods 1, the left and right sides of the crushing box 13 are provided with support plates 3, and the other ends of the two positioning rods 1 They are respectively fixedly connected to the opposite surfaces of the two support plates 3, and the left side of the support plate 3 on the left side of the crushing box 13 is fixedly connected to the right side of the control switch 2, and the output end of the control switch 2 is electrically connected to the first The input end of a motor 6, the output end of the control switch 2 is electrically connected to the input end of the second motor 29 through a wire, the output end of the control switch 2 is electrically connected to the input end of the third motor 22 through a wire, and the lower side of the control switch 2 A first motor 6 is provided. By arranging the first motor 6, the first motor 6 can drive the first rotating shaft 5 to rotate during work, so that the first rotating shaft 5 can drive the shifting roller shaft 11 to rotate, and the output shaft of the first motor 6 It is fixedly connected with the left end of the first rotating shaft 5, and the left end of the first rotating shaft 5 is sleeved in the first bearing 4, and the first bearing 4 is clamped in the support plate 3 on the left side of the crushing box 13, and the first motor 6 The lower surface of the first fixed plate 7 is fixedly connected to the upper surface of the first fixed plate 7, the lower surface of the first fixed plate 7 is fixedly connected to the upper surface of the power supply 8, the output end of the power supply 8 is electrically connected to the input end of the control switch 2 through a wire, and the power supply 8 The lower surface of the base is fixedly connected with the upper surface of the base 9, and the upper surface of the base 9 is fixedly connected with the lower surfaces of the two support plates 3.

During use, at first operate control switch 2, make the first motor 6, the second motor 29 and the 3rd motor 22 connect power supply 8 and start working, make the 3rd motor 22 drive driving wheel 25 to rotate by output shaft, make driving wheel 25 pass through Belt 24 drives driven wheel 28 to rotate, and driven wheel 28 drives the 3rd rotating shaft 20 to rotate, and the 3rd rotating shaft 20 drives pulverizing shaft 19 and pulverizing bar 18 to rotate, pulverizes the coal block that enters pulverizing box 13 from feeding hopper 23, makes The second motor 29 drives the driving gear 26 to rotate, so that the driving gear 26 drives the driven gear 27 to rotate through meshing, so that the two driven gears 27 drive the two second rotating shafts 15 to rotate, so that the two second rotating shafts 15 drive the two pulverizers. The roller shaft 14 rotates so that the pulverizing roller shaft 14 drives the crushing block 17 to pulverize the coal for the second time, so that the first motor 6 drives the first rotating shaft 5 to rotate through the output shaft, so that the first rotating shaft 5 drives the material shifting roller shaft 11 to rotate, Make the material shifting roller shaft 11 drive the material shifting plate 12 to remove the pulverized coal from the discharge port 31, after the pulverization is completed, operate the control switch 2 to cut off the power supply 8 of the first motor 6, the second motor 29 and the third motor 22 Just stop working.

In summary, (1), the high-efficiency coal mine exploits a raw ore crushing device. By setting the crushing shaft 19 and the crushing rod 18, the crushing shaft 19 drives the crushing rod 18 to carry out the initial crushing of the coal block, and by setting the crushing roller shaft 14 and crushing block 17, so that two crushing roller shafts 14 drive the crushing block 17 to crush the coal block for the second time. The coal is crushed twice, the crushing effect is better, and the crushing efficiency is higher. The material shifting roller shaft 11 drives the material shifting plate 12 to remove the coal through the twice pulverization from the discharge port 31, so that the coal can not be piled up in the crushing box 13, so as to avoid affecting the work of the present invention.

(2), the high-efficiency coal mine development adopts a raw ore crushing device. By setting the first motor 6, the first motor 6 can drive the first rotating shaft 5 to rotate through the output shaft, and the first rotating shaft 5 can drive the material shifting roller shaft 11 to rotate. The second motor 29 is set to facilitate the second motor 29 to drive the driving gear 26 to rotate through the output shaft, and to facilitate the driving gear 26 to drive the driven gear 27 to rotate. By setting the third motor 22, the third motor 22 is convenient to drive the driving wheel 25 through the output shaft Rotate, convenient driving wheel 25 drives driven wheel 28 to rotate by belt 24.

(3) The high-efficiency coal mine development adopts a raw ore crushing device. By setting the feeding hopper 23, it is convenient for workers to feed materials. By setting the discharge port 31, it is convenient for the material pushing roller 11 to drive the material setting plate 12 to remove the pulverized coal from the discharge. Port 31 is set aside, and by setting control switch 2, it is convenient for workers to operate, and the utility model has compact structure, reasonable design and strong practicability.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A raw ore crushing device for high-efficiency coal mine development, comprising a crushing box (13), characterized in that: the upper surface of the crushing box (13) is clamped with a feeding hopper (23), and the crushing box (13) A third bearing (21) is clamped on the upper surface of the upper surface, and a third rotating shaft (20) is sleeved in the third bearing (21), and the top end of the third rotating shaft (20) is fixedly connected to the bottom of the driven wheel (28). surface, and the bottom end of the third rotating shaft (20) is fixedly connected with the top end of the pulverizing shaft (19), and the driven wheel (28) is connected to the driving wheel (25) through a belt (24) transmission, and the driving wheel (25) The lower surface of the lower surface is fixedly connected with the output shaft of the third motor (22), and the lower surface of the third motor (22) is fixedly connected with the upper surface of the crushing box (13), and the crushing box (13) is provided with two The crushing roller shafts (14), and the second rotating shafts (15) are sleeved in the two crushing roller shafts (14), and both ends of the two second rotating shafts (15) are sleeved in the second bearings (16) Inside, and two pairs of second bearings (16) are relatively clamped on the inner wall of the front and back of the crushing box (13), and the front side of the crushing box (13) is provided with two driven gears (27), and the two driven The back side of the gear (27) is fixedly connected with one end of two second rotating shafts (15) respectively, and two driven gears (27) are engaged and connected, and the front side of the crushing box (13) is provided with a second motor (29 ), and the output shaft of the second motor (29) is fixedly connected to the back of the driving gear (26), and the lower surface of the second motor (29) is fixedly connected to the upper surface of the second fixed plate (30), and the second The back side of the fixed plate (30) is fixedly connected to the front of the crushing box (13), and the crushing box (13) is provided with a shifting roller shaft (11), and a second A rotating shaft (5), and both ends of the first rotating shaft (5) are sleeved in the material shifting bearing (10), and the two material shifting bearings (10) are relatively clamped on the left and right sides of the crushing box (13) inner wall, and the back side of the crushing box (13) is provided with a discharge port (31), the two sides of the crushing box (13) are all fixedly connected with positioning rods (1), and the left and right sides of the crushing box (13) are all provided with There is a support plate (3), and the other ends of the two positioning rods (1) are respectively fixedly connected to the opposite surfaces of the two support plates (3), and are located on the left side of the support plate (3) on the left side of the crushing box (13). The side is fixedly connected to the right side of the control switch (2), and the lower side of the control switch (2) is provided with a first motor (6), and the output shaft of the first motor (6) and the first rotating shaft (5) The left end is fixedly connected, and the left end of the first rotating shaft (5) is sleeved in the first bearing (4), and the first bearing (4) is clamped in the support plate (3) on the left side of the crushing box (13), And the lower surface of the first motor (6) is fixedly connected with the upper surface of the first fixed plate (7), the lower surface of the first fixed plate (7) is fixedly connected with the upper surface of the power supply (8), and the power supply The lower surface of (8) is fixedly connected with the upper surface of the base (9), and the upper surface of the base (9) and the lower surface of the two support plates (3) face fixed connection. 2. A high-efficiency raw ore crushing device for coal mining according to claim 1, characterized in that: the third bearing (21) is clamped at the center of the upper surface of the crushing box (13), and the third The motor (22) is located directly in front of the third bearing (21), the hopper (23) is located directly behind the third bearing (21), and the left and right sides of the crushing shaft (19) are fixedly connected with crushing rods (18), and the crushing rods (18) on both sides are symmetrical about the crushing axis (19). 3. A kind of high-efficiency coal mine development according to claim 1 uses raw ore crushing device, it is characterized in that: the surface of described crushing roller shaft (14) is fixedly connected with crushing block (17), and two crushing roller shafts ( 14) Located on the same horizontal plane, and two driven gears (27) are located on the same horizontal plane, and the driven gear (27) on the left side is engaged with the driving gear (26) directly above. 4. A kind of high-efficiency coal mine development according to claim 1 uses raw ore crushing device, it is characterized in that: the surface of described shifting roller shaft (11) is fixedly connected with shifting plate (12), and shifting plate ( 12) The quantity is five, and the shifting plate (12) is distributed in the surface of the shifting roller shaft (11) in an annular array, and the discharge port (31) is facing the shifting roller shaft (11). 5. A high-efficiency raw ore crushing device for coal mining according to claim 1, characterized in that: the crushing roller shaft (14) is located directly below the crushing shaft (19), and the shifting roller shaft (11 ) is located directly below the crushing roller shaft (14). 6. A high-efficiency raw ore crushing device for coal mining according to claim 1, characterized in that: the output end of the power supply (8) is electrically connected to the input end of the control switch (2) through a wire, and the control switch The output end of (2) is electrically connected to the input end of the first motor (6) by wire, and the output end of the control switch (2) is electrically connected to the input end of the second motor (29) by wire, and the control switch (2) is electrically connected to the input end of the second motor (29). ) is electrically connected to the input end of the third motor (22) through a wire.