CN211099515U

CN211099515U - Crushing and screening device for coal production

Info

Publication number: CN211099515U
Application number: CN201921435893.7U
Authority: CN
Inventors: 石亚鑫
Original assignee: Inner Mongolia Guanglilong Energy Co Ltd
Current assignee: Inner Mongolia Guanglilong Energy Co Ltd
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-07-28
Anticipated expiration: 2029-08-31

Abstract

The utility model relates to a coal mine production equipment technical field, and disclose a crushing sieving mechanism of coal production usefulness, including the box, seted up the feeding storehouse in the box, the welding has movable storehouse on the right side outer wall of box, fixedly connected with vibrating motor on the inner wall in activity storehouse, vibrating motor's output fixedly connected with sieve flitch, and the crushing storehouse has been seted up to box inside, rotates on the inner wall in crushing storehouse to be connected with first crushing roller and second crushing roller, and is equipped with the arc screen cloth under first crushing roller and second crushing roller. The coal gets into and carries out the screening for the first time on the sieve flitch after the device, and the size is suitable directly gets into and stores up the coal car, and great coal cinder gets into and smashes the storehouse and carry out fine crushing treatment in small, and the qualified coal cinder of not fine crushing carries out the secondary fine crushing through the rotation of first crushing roller and second crushing roller, and is suitable to fall into in storing up the coal car until the size.

Description

Crushing and screening device for coal production

Technical Field

The utility model relates to a coal production facility technical field specifically is a crushing sieving mechanism of coal production usefulness.

Background

In recent years, the coal industry in China is rapidly developed, and the development of coal machinery is rapidly developed along with the rapid development of the coal industry in China. In the coal mining process, screening and fine crushing of coal are indispensable operation links, raw coal or bituminous coal can be conveyed to the next link for processing and treatment after fine crushing, and the fine crushing device performance directly determines the fine crushing effect of the materials. The existing screening and fine crushing device needs to repeatedly operate raw coal or bituminous coal which does not reach the fine crushing standard, a large amount of manpower and material resources are wasted, and a large amount of dust is generated in the screening and fine crushing process to pollute the environment.

SUMMERY OF THE UTILITY MODEL

The method solves the problem that common screening fine crushing equipment needs to repeatedly operate raw coal or bituminous coal which does not reach the fine crushing standard, reduces production procedures and greatly reduces dust generated when the equipment works.

A crushing and screening device for coal production comprises a box body, wherein a feeding bin is arranged in the box body, a material distribution roller is rotatably connected to the inner wall of the upper part of the feeding bin, the top of the material distribution roller is rotatably connected with a second motor, a movable bin is welded on the outer wall of the right side of the box body, a vibration motor is fixedly connected to the inner wall of the movable bin, a screening plate is fixedly connected to the output part of the vibration motor, two first supporting blocks are welded to the lower part of the screening plate, two springs are respectively sleeved on the outer walls of the two first supporting blocks, two second supporting blocks are respectively welded on the inner walls of the two springs, the bottoms of the two second supporting blocks are welded on the inner wall of the feeding bin, a crushing bin is arranged on the left side of the feeding bin in the box body, a first crushing roller is rotatably connected to the inner wall of the crushing bin, and a second crushing roller is arranged at a, and the bottom of second crushing cylinder rotates with the inner wall of smashing the storehouse and is connected, first crushing cylinder top rotates and is connected with first motor, it is preferred to smash the interior fixedly connected with screen cloth of storehouse, the position welding that the top of first crushing cylinder is close to first motor has first gear, the welding of the top of second crushing cylinder has second gear, and second gear meshes with first gear mutually.

Preferably, the inner wall of the crushing bin is fixedly connected with a screen, the screen is positioned under the first crushing roller and the second crushing roller, and the screen is arc-shaped.

Preferably, the bottom of the feeding bin and the bottom of the crushing bin are both provided with discharge ports, and a coal storage vehicle is arranged under the discharge ports.

Preferably, a water tank is arranged in the left wall of the feeding bin, a water pump is nailed on the inner wall of the bottom of the water tank and connected with two atomizing nozzles through pipelines, and the two atomizing nozzles are respectively positioned on the inner walls of the feeding bin and the crushing bin.

Preferably, the part of the sieve plate located in the feeding bin is provided with sieve pores, and the part of the sieve plate located in the crushing bin is a solid plate.

Compared with the prior art

(1) This crushing sieving mechanism of coal production usefulness, when using, the staff drops into the feed bin with the coal cinder in, the coal cinder falls in dividing the material cylinder, divide the material cylinder at the uniform velocity rotatory through the drive of second motor, send into proper amount coal on the sieve flitch, prevent to drop into too much coal once, the quality is too big to cause the damage to sieve flitch, the suitable coal cinder of size directly falls into storage coal car through the sieve mesh under vibrating motor's drive, great coal cinder is broken in small and broken bits to smashing the storehouse through sieving the flitch landing, screen the coal cinder in the last step in small and broken bits, avoid smashing the storehouse and do a large amount of useless work.

(2) This crushing sieving mechanism of coal production usefulness, fixedly connected with arc string bag in the thin garrulous storehouse, and the position of string bag is located first crushing roller and second crushing roller under, and the coal cinder that does not reach the standard in small, broken bits in the process of broken bits can drop on the screen cloth, along with first crushing roller and second crushing roller's rotation, the coal cinder that does not reach the standard in the screen cloth can carry out the secondary thin garrulous until reaching the standard, falls to storing up in the coal car through the screen cloth.

(3) This crushing sieving mechanism of coal production usefulness has seted up the water tank in the left wall in feeding storehouse, and fixedly connected with water pump in the water tank, water pump have two atomizer through the pipe connection, and two atomizer are located feeding storehouse and smash the inner wall in storehouse respectively, spray feeding storehouse and crushing storehouse simultaneously when equipment operation, the production of the dust that has significantly reduced protects the environment.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 2.

In the figure: 1. a box body; 2. a feeding bin; 3. a material distributing roller; 4. a material sieving plate; 5. a vibration motor; 6. a movable bin; 7. a coal storage vehicle; 8. a water tank; 9. an atomizing spray head; 10. a water pump; 11. a second crushing roller; 12. screening a screen; 13. a first crushing roller; 14. a crushing bin; 15. a first gear; 16. a first motor; 17. a second gear; 18. a second motor; 19. a first support block; 20. a spring; 21. a second support block.

Detailed Description

As shown in fig. 1-3, the utility model provides a technical solution: a crushing and screening device for coal production comprises A box body 1, A feeding bin 2 is arranged in the box body 1, A material distribution roller 3 is rotatably connected to the inner wall above the feeding bin 2, A second motor 18 is rotatably connected to the top of the material distribution roller 3, the model of the second motor 18 is BQ-A, when the crushing and screening device is used, coal blocks uniformly and quantitatively fall onto A screening plate 4 through the uniform rotation of the material distribution roller 3 at A constant speed, the damage to the screening plate 4 caused by excessive mass of the coal blocks falling at one time is avoided, A movable bin 6 is welded on the outer wall of the right side of the box body 1, A vibration motor 5 is fixedly connected to the inner wall of the movable bin 6, the model of the vibration motor 5 is MVE100/3, A screening plate 4 is fixedly connected to the output part of the vibration motor 5, two first supporting blocks 19 are welded below the screening plate 4, two springs 20 are respectively sleeved on the outer walls of the two first supporting blocks 19, two second supporting blocks 21 are respectively welded, and the bottoms of the two second supporting blocks 21 are welded on the inner wall of the feeding bin 2, the crushing bin 14 is arranged on the left side of the feeding bin 2 in the box body 1, the inner wall of the crushing bin 14 is rotatably connected with A first crushing roller 13, A second crushing roller 11 is arranged at A position suitable for the first crushing roller 13, the bottom end of the second crushing roller 11 is rotatably connected with the inner wall of the crushing bin 14, the top end of the first crushing roller 13 is rotatably connected with A first motor 16, the model of the first motor 16 is BQ-A, A screen 12 is fixedly connected in the crushing bin 14, and coal blocks which do not reach the fine crushing standard can stay in the screen 12 and cannot fall into the coal storage vehicle 7.

The designer has seted up the sieve mesh on the part that sieve flitch 4 is located feeding storehouse 2, and sieve flitch 4 is located the part of smashing the storehouse 14 and is real board, carry out the screening for the first time through vibrations when the briquette falls into sieve flitch 4 through dividing material cylinder 3, the briquette that the size is suitable directly falls into in storing up buggy 7 through the sieve mesh, great briquette landing carries out the processing in small, broken bits to smashing storehouse 14, filter the briquette in the last step in small, avoid reducing and smash storehouse 14 and do a large amount of idle work in a large number.

The designer will smash inner wall fixedly connected with screen cloth 12 of storehouse 14, screen cloth 12 is located first crushing cylinder 13 and second crushing cylinder 11 under, and screen cloth 12 is the arc form, and the coal cinder that does not reach the fine crushing standard in the fine crushing process can drop in screen cloth 12, along with first crushing cylinder 13 and the rotation of second crushing cylinder 11, the coal cinder that does not reach the standard in screen cloth 12 can carry out the secondary fine crushing until reaching the standard, 12 falls to in the coal storage vehicle 7 through the screen cloth.

When the device is used, a worker puts coal blocks into the feeding bin 2, the coal blocks fall into the material distribution roller 3, the material distribution roller 3 is driven to rotate by the rotation of the second motor 18, the coal blocks are uniformly conveyed to the material sieving plate 4, the damage to the material sieving plate 4 caused by the excessive coal blocks thrown at one time is avoided, the part of the material sieving plate 4 positioned in the feeding bin 2 is provided with a sieve mesh, the part of the material sieving plate 4 positioned in the crushing bin 14 is a solid plate, the part of the material sieving plate 4 positioned in the movable bin 6 is fixedly connected with the vibrating motor 5, the material sieving plate 4 vibrates under the driving of the vibrating motor 5, the coal blocks with proper specifications directly fall into the coal storage cart 7 below through the sieve mesh, larger coal blocks slide into the crushing bin 14 to be finely crushed through the extrusion of the first crushing roller 13 and the second crushing roller 11, the coal blocks are screened in the previous finely crushed step, and the crushing bin 14 is prevented from doing a large amount of useless work, on the inner wall of the crushing bin 14, a screen 12 is fixedly connected under the first crushing roller 13 and the second crushing roller 11, the screen 12 is arc-shaped, coal blocks which do not reach the fine crushing standard in the fine crushing process can fall into the screen 12, along with the rotation of the first crushing roller 13 and the second crushing roller 11, the coal blocks which do not reach the standard in the screen 12 can be secondarily finely crushed until reaching the standard, and fall into the coal storage vehicle 7 through the screen 12, so that the secondary operation is avoided, a water tank 8 is arranged in the left wall of the feeding bin 2, a water pump 10 is fixedly connected in the water tank 8, the water pump 10 is connected with two atomizing nozzles 9 through pipelines, the heads of the two atomizing nozzles 9 are respectively positioned on the inner walls of the feeding bin 2 and the crushing bin 14, when the equipment is in operation, the feeding bin 2 and the crushing bin 14 are sprayed simultaneously, so that the generation of dust is greatly reduced, and the pollution to the environment is avoided.

Claims

1. The utility model provides a crushing sieving mechanism of coal production usefulness, includes box (1), its characterized in that: a feeding bin (2) is arranged in the box body (1), the upper inner wall of the feeding bin (2) is rotatably connected with a distributing roller (3), the top of the distributing roller (3) is rotatably connected with a second motor (18), the right outer wall of the box body (1) is welded with a movable bin (6), the inner wall of the movable bin (6) is fixedly connected with a vibrating motor (5), the output part of the vibrating motor (5) is fixedly connected with a screening plate (4), two first supporting blocks (19) are welded below the screening plate (4), two springs (20) are respectively sleeved on the outer walls of the two first supporting blocks (19), two second supporting blocks (21) are respectively welded on the inner walls of the two springs (20), the bottoms of the two second supporting blocks (21) are welded on the inner wall of the feeding bin (2), and a crushing bin (14) is arranged on the left side of the feeding bin (2) in the box body (1), the utility model discloses a crushing device, including crushing storehouse (14), be connected with first crushing roller (13) on the inner wall of crushing storehouse (14) rotation, be equipped with second crushing roller (11) on the position that first crushing roller (13) are suitable for mutually, and the bottom of second crushing roller (11) is connected with the inner wall rotation of crushing storehouse (14), the top of first crushing roller (13) is rotated and is connected with first motor (16), crushing storehouse (14) internal fixation is connected with screen cloth (12).

2. The crushing and screening device for coal production according to claim 1, characterized in that: the top end of the first crushing roller (13) is welded with a first gear (15) at a position close to the first motor (16), the top end of the second crushing roller (11) is welded with a second gear (17), and one side of the second gear (17) is meshed with the first gear (15).

3. The crushing and screening device for coal production according to claim 1, characterized in that: the screen (12) is positioned under the first crushing roller (13) and the second crushing roller (11), and the screen (12) is arc-shaped.

4. The crushing and screening device for coal production according to claim 1, characterized in that: the bottom of the feeding bin (2) and the bottom of the crushing bin (14) are both provided with discharge ports, and a coal storage vehicle (7) is arranged under the discharge ports.

5. The crushing and screening device for coal production according to claim 1, characterized in that: water tank (8) have been seted up in the left wall in feeding storehouse (2), water tank (8) bottom inner wall nail has connected water pump (10), water pump (10) have two atomizer (9) through the pipe connection, and two atomizer (9) are located the inner wall in feeding storehouse (2) and crushing storehouse (14) respectively.

6. The crushing and screening device for coal production according to claim 1, characterized in that: sieve holes are formed in the part, located in the feeding bin (2), of the sieve plate (4), and the part, located in the crushing bin (14), of the sieve plate (4) is a solid plate.