CN213792105U

CN213792105U - Huge stone breaker for coal mine

Info

Publication number: CN213792105U
Application number: CN202022155077.XU
Authority: CN
Inventors: 石峰; 张向峰; 吴涛; 陆海燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-07-27
Anticipated expiration: 2030-09-27

Abstract

The utility model belongs to the technical field of the breaker, especially, be a huge stone breaker for colliery, to the lower and great problem of broken cost of the broken mode crushing efficiency of the huge stone for the current coal mine, the scheme as follows is put forward now, it includes the box, fixed mounting has fixed plate and slidable mounting to smash the board in the box, and a plurality of small openings have been seted up at the fixed plate top, and smash board bottom fixed mounting has a plurality of crushing teeth, smashes the equal fixedly connected with reset spring's in both sides one end around the board top, and the equal fixed connection of the other end of two reset spring is on box top inner wall, smashes the one end of the equal fixedly connected with rack in board top both sides. The utility model discloses a drive crushing board and smash the big piece ore of tooth up-and-down reciprocating motion in to the colliery and carry out the striking and smash to thereby further smash kibbling efficiency to the ore through driving the high-speed rotation of crushing pole, and simple structure has reduced equipment cost.

Description

Huge stone breaker for coal mine

Technical Field

The utility model relates to a breaker technical field especially relates to a huge stone breaker for coal mine.

Background

At present, in coal mining, some large coal blocks always appear, if no large-scale crushing equipment is used for crushing, the large coal blocks always bring great troubles to a crushing process when general crushing equipment is used for crushing, once the large coal blocks are not noticed during crushing, the large coal blocks are always sent into a crushing production line, and then a storage bin is blocked, a material opening is blocked, an inlet of a crusher is blocked, and production stop is caused.

In the prior art, an excavator or a loader is provided with a breaking hammer to break large ores, the method is low in breaking efficiency and breaking cost, and therefore the coal mine huge rock breaker is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current shortcoming that the broken mode crushing efficiency of boulder is lower and broken cost is great for the coal mine, and the boulder breaker for coal mine who provides.

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

a huge stone crusher for coal mines comprises a box body, wherein a fixed plate is fixedly installed in the box body and is provided with a crushing plate in a sliding mode, a plurality of leakage holes are formed in the top of the fixed plate, a plurality of crushing teeth are fixedly installed at the bottom of the crushing plate, one ends of return springs are fixedly connected to the front side and the rear side of the top of the crushing plate, the other ends of the two return springs are fixedly connected to the inner wall of the top of the box body, one ends of racks are fixedly connected to the two sides of the top of the crushing plate, the box body is sleeved on the outer sides of the two racks in a sliding mode, a vertical plate is fixedly installed at the top of the box body, a connecting shaft and two rotating shafts are rotatably installed at the front side of the vertical plate, a first gear and a chain wheel are fixedly installed on the two rotating shafts, the two first gears are respectively meshed with the corresponding racks, the two chain wheels are provided with the same chain in a transmission mode, a worm gear and an incomplete gear are fixedly installed on the connecting shaft close to one side of the connecting shaft, a second gear is fixedly installed on the rotating shaft close to one side of the two rotating shafts, incomplete gear meshes with the second gear mutually, box one side bottom fixed mounting has the mounting panel, and mounting panel top fixed mounting has the motor, and fixedly connected with erects the one end of axle on the motor output shaft, and perpendicular axle top fixed mounting has the worm, and the worm meshes with the worm wheel mutually, rotates on the inner wall of box both sides and installs same cross axle, and cross axle outside fixed mounting has a plurality of crushing poles, and equal fixed mounting has bevel gear on cross axle one end and the perpendicular axle, and two bevel gear mesh mutually.

Preferably, a positioning plate is fixedly mounted at the top of one side of the box body, and the positioning plate is rotatably sleeved outside the vertical shaft to rotatably position the vertical shaft.

Preferably, the front side and the rear side of the top of the crushing plate are fixedly connected with one ends of guide rods, and the box body is sleeved outside the two guide rods in a sliding mode to guide the crushing plate.

Preferably, the feed inlet has been seted up to the box opposite side to fixed mounting has the feeder hopper, and the feeder hopper top sets up to leaking hopper-shaped, is convenient for carry out the feeding to the box.

Preferably, the two sides of the bottom of the fixing plate are fixedly provided with rib plates, and the two rib plates are fixedly connected with the inner walls of the two sides of the box body respectively to enhance the fixing effect on the fixing plate.

Preferably, the guide bar outside all fixed cover has connect the spacing collar, and spacing collar and box top activity butt carry on spacingly to the guide bar to prevent to smash tooth striking fixed plate and cause the damage to the fixed plate.

In the utility model, the coal mine huge stone crusher is characterized in that a large ore is poured into a feed hopper and a motor is started, a motor output shaft drives a vertical shaft to rotate, the vertical shaft drives a worm to rotate, the worm drives a worm wheel to rotate anticlockwise at a low speed, the worm wheel drives an incomplete gear to rotate anticlockwise through a connecting shaft, the incomplete gear drives a rotating shaft on one side to rotate clockwise through meshing with a second gear, the rotating shaft on one side drives a rotating shaft on the other side to rotate through transmission between a chain wheel and a chain, the two rotating shafts drive two first gears to rotate anticlockwise, the two first gears respectively drive a crushing plate to move upwards through meshing with corresponding racks, so that a reset spring is compressed, the large ore enters the top of a fixed plate in a box body, and the incomplete gear starts to be disengaged from the second gear after rotating by a certain angle, the crushing plate is reset to move downwards under the action of the elastic force of the reset spring, so that the ore is crushed by the impact force of the crushing plate and the crushing teeth, and the crushed ore enters the bottom of the fixed plate through the leakage holes in the fixed plate;

in the utility model, the vertical shaft drives the transverse shaft to rotate through the transmission between the two bevel gears, and the transverse shaft drives the crushing rod to rotate, so as to further crush ores, thereby improving the crushing quality;

the utility model has the advantages of reasonable design, through drive crushing board and smash the big piece ore of tooth up-and-down reciprocating motion in to the colliery and strike and smash to thereby further smash to the ore and promoted kibbling efficiency through driving the high-speed rotation of crushing pole, and simple structure has reduced equipment cost, and the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a rock crusher for coal mine according to the present invention;

fig. 2 is a schematic structural diagram of a part a of a coal mine boulder crusher according to the present invention;

fig. 3 is a schematic structural diagram of a part B of the coal mine boulder crusher according to the present invention.

In the figure: 1. a box body; 2. a crushing plate; 3. crushing teeth; 4. a fixing plate; 5. a return spring; 6. a rack; 7. a vertical plate; 8. a sprocket; 9. a chain; 10. a first gear; 11. a rotating shaft; 12. a second gear; 13. a connecting shaft; 14. an incomplete gear; 15. a worm gear; 16. a motor; 17. a vertical axis; 18. a worm; 19. a horizontal axis; 20. crushing the stems; 21. a bevel gear; 22. a guide bar; 23. a limiting ring; 24. positioning a plate; 25. a rib plate; 26. a feed hopper.

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.

Referring to fig. 1-3, a coal mine used huge stone crusher comprises a box body 1, a fixed plate 4 and a crushing plate 2 are fixedly installed in the box body 1, a plurality of leakage holes are arranged on the top of the fixed plate 4, a plurality of crushing teeth 3 are fixedly installed on the bottom of the crushing plate 2, one end of a reset spring 5 is fixedly connected on the front side and the rear side of the top of the crushing plate 2, the other end of the two reset springs 5 is fixedly connected on the inner wall of the top of the box body 1, one end of a rack 6 is fixedly connected on the two sides of the top of the crushing plate 2, the box body 1 is sleeved outside the two racks 6 in a sliding manner, a vertical plate 7 is fixedly installed on the top of the box body 1, a connecting shaft 13 and two rotating shafts 11 are rotatably installed on the front side of the vertical plate 7, first gears 10 and chain wheels 8 are fixedly installed on the two rotating shafts 11, the two first, a worm wheel 15 and an incomplete gear 14 are fixedly mounted on the connecting shaft 13, a second gear 12 is fixedly mounted on the rotating shaft 11, close to one side of the connecting shaft 13, of the two rotating shafts 11, the incomplete gear 14 is meshed with the second gear 12, a mounting plate is fixedly mounted at the bottom of one side of the box body 1, a motor 16 is fixedly mounted at the top of the mounting plate, one end of a vertical shaft 17 is fixedly connected onto an output shaft of the motor 16, a worm 18 is fixedly mounted at the top end of the vertical shaft 17, the worm 18 is meshed with the worm wheel 15, the inner walls of the two sides of the box body 1 are rotatably mounted with a horizontal shaft 19, a plurality of crushing rods 20 are fixedly mounted on the outer side of the horizontal shaft 19, bevel gears 21 are fixedly mounted at one end of the horizontal shaft 19 and on the vertical shaft 17, and the two bevel gears 21 are meshed.

The utility model discloses in, 1 one side top fixed mounting of box has locating plate 24, and locating plate 24 rotates and cup joints in the vertical axis 17 outside, rotates the location to vertical axis 17.

The utility model discloses in, the one end of the equal fixedly connected with guide bar 22 in both sides around 2 tops of crushing board, box 1 slides and cup joints in two guide bar 22 outsides, leads crushing board 2.

The utility model discloses in, the feed inlet has been seted up to 1 opposite side of box to fixed mounting has feeder hopper 26, and feeder hopper 26 top sets up to leaking hopper-shaped, is convenient for carry out the feeding to box 1.

The utility model discloses in, the equal fixed mounting in fixed plate 4 bottom both sides has floor 25, two floor 25 respectively with 1 both sides inner wall fixed connection of box, strengthen the fixed effect to fixed plate 4.

The utility model discloses in, the gag collar 23 has all been cup jointed fixedly in the guide bar 22 outside, and gag collar 23 carries on spacingly with 1 top activity butt of box to guide bar 22 to prevent to smash 3 striking fixed plates of tooth 4 and cause the damage to fixed plate 4.

In the utility model, when in use, the big ore is poured into the feed hopper 26 and the motor 16 is started, the output shaft of the motor 16 drives the vertical shaft 17 to rotate, the vertical shaft 17 drives the worm 18 to rotate, the worm 18 drives the worm wheel 15 to rotate at a counterclockwise slow speed, the worm wheel 15 drives the incomplete gear 14 to rotate at a counterclockwise slow speed through the connecting shaft 13, the incomplete gear 14 drives the rotating shaft 11 at one side to rotate clockwise through the meshing with the second gear 12, the rotating shaft 11 at one side drives the rotating shaft 11 at the other side to rotate through the transmission between the chain wheel 8 and the chain 9, the two rotating shafts 11 drive the two first gears 10 to rotate at a counterclockwise, the two first gears 10 respectively drive the crushing plate 2 to move upwards through the meshing with the corresponding racks 6, thereby compressing the reset spring 5, and leading the big ore to enter the top of the fixing plate 4 in the box body 1, the incomplete gear 14 starts to be separated from the meshing with the second gear 12 after rotating at a certain angle, crushing board 2 resets downstream under reset spring 5's spring action to smash the ore through crushing board 2 and the impact force of smashing tooth 3, the ore of smashing the completion gets into fixed plate 4 bottom through the small opening on fixed plate 4, and vertical axis 17 drives the cross axle 19 through the transmission between two bevel gear 21 and rotates simultaneously, and cross axle 19 drives crushing pole 20 and rotates, carries out further smashing to the ore, thereby improves kibbling quality.

Claims

1. A huge stone crusher for coal mines comprises a box body (1) and is characterized in that a fixed plate (4) is fixedly installed in the box body (1) and a crushing plate (2) is installed in the box body in a sliding mode, a plurality of leakage holes are formed in the top of the fixed plate (4), a plurality of crushing teeth (3) are fixedly installed at the bottom of the crushing plate (2), the front side and the rear side of the top of the crushing plate (2) are fixedly connected with one ends of reset springs (5), the other ends of the two reset springs (5) are fixedly connected to the inner wall of the top of the box body (1), one ends of racks (6) are fixedly connected to the two sides of the top of the crushing plate (2), the box body (1) is sleeved on the outer sides of the two racks (6) in a sliding mode, a vertical plate (7) is fixedly installed at the top of the box body (1), a connecting shaft (13) and two rotating shafts (11) are rotatably installed at the front side of the vertical plate (7), a first gear (10) and a chain wheel (8) are fixedly installed on the two rotating shafts (11), two first gears (10) are respectively meshed with corresponding racks (6), the two chain wheels (8) are provided with the same chain (9) in a transmission manner, a connecting shaft (13) is provided with a worm wheel (15) and an incomplete gear (14), the rotating shaft (11) which is close to one side of the connecting shaft (13) in the two rotating shafts (11) is provided with a second gear (12), the incomplete gear (14) is meshed with the second gear (12), the bottom of one side of the box body (1) is fixedly provided with a mounting plate, the top of the mounting plate is fixedly provided with a motor (16), the output shaft of the motor (16) is fixedly connected with one end of a vertical shaft (17), the top end of the vertical shaft (17) is fixedly provided with a worm (18), the worm (18) is meshed with the worm wheel (15), the inner walls of the two sides of the box body (1) are rotatably provided with the same transverse shaft (19), and the outer side of the transverse shaft (19) is fixedly provided with a plurality of crushing rods (20), one end of the transverse shaft (19) and the vertical shaft (17) are fixedly provided with bevel gears (21), and the two bevel gears (21) are meshed.

2. The coal mine boulder crusher as claimed in claim 1, wherein a positioning plate (24) is fixedly mounted at the top of one side of the box body (1), and the positioning plate (24) is rotatably sleeved outside the vertical shaft (17).

3. The coal mine boulder crusher as claimed in claim 1, wherein one end of a guide rod (22) is fixedly connected to the front side and the rear side of the top of the crushing plate (2), and the box body (1) is slidably sleeved outside the two guide rods (22).

4. A coal mine huge stone crusher according to claim 1, characterized in that the other side of the box body (1) is provided with a feeding inlet, and a feeding hopper (26) is fixedly installed, and the top of the feeding hopper (26) is arranged in a funnel shape.

5. A coal mine huge stone crusher according to claim 1, characterized in that, ribbed plates (25) are fixedly arranged on both sides of the bottom of the fixed plate (4), and the two ribbed plates (25) are respectively fixedly connected with the inner walls of both sides of the box body (1).

6. The coal mine huge stone crusher as claimed in claim 3, wherein the outside of the guide rod (22) is fixedly sleeved with a spacing ring (23), and the spacing ring (23) is movably abutted against the top of the box body (1).