CN219965028U

CN219965028U - Gangue crushing device

Info

Publication number: CN219965028U
Application number: CN202321697143.3U
Authority: CN
Inventors: 李军; 舒建超; 李波; 俞卫坚; 黄应生
Original assignee: Kuqa Hongshi Cement Co ltd
Current assignee: Kuqa Hongshi Cement Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-11-07
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of gangue crushing, in particular to a gangue crushing device. The technical scheme includes that inlet pipe, crushing case and discharge hopper are included, crushing case upper surface and lower surface welding have inlet pipe and play hopper respectively, the quartering hammer is installed in the inside both sides position department symmetry rotation of crushing case, the buffer board is installed in the inside both sides position department symmetry rotation of inlet pipe, the inlet pipe inner wall is located two buffer board below position departments and all rotates and be connected with the hydraulic rod, and two the hydraulic rod end rotates with two buffer board lower surfaces respectively and is connected. The utility model can reduce the impact of the gangue on the breaking hammer, prolong the service life of the breaking hammer, ensure that the gangue better enters between two breaks, improve the breaking efficiency and avoid flying rocks to hurt people when the gangue breaks.

Description

Gangue crushing device

Technical Field

The utility model relates to the technical field of gangue crushing, in particular to a gangue crushing device.

Background

The coal gangue is solid waste discharged in the coal mining process and the coal washing process, is black gray rock which is low in carbon content and harder than coal and is associated with a coal bed in the coal forming process, and 1.0% of the coal gangue is added into cement raw materials, so that the coal consumption can be effectively reduced, the coal gangue waste is utilized, and the coal gangue needs to be crushed before being mixed into the raw materials.

Through searching, found that a gangue breaker among the prior art is typical as a gangue breaker of publication No. CN210632193U disclosure, including crushing box and set up in the landing leg of crushing box bottom, crushing box upper portion is equipped with the feed inlet, feed inlet position parallel arrangement has two sets of grinding rolls, and two sets of grinding rolls respectively with fix the first motor transmission in the feed inlet both sides is connected, crushing box lateral wall one side is equipped with second motor and third motor respectively, two sets of in the pivot equidistant breaking hammer that is provided with, the shaft coupling of second motor output and the bearing frame of pivot other end all sliding connection in crushing box lateral wall, second motor and bearing frame one side all are connected with electric putter, electric putter all fixes in crushing box one side through the backup pad, and this utility model can reduce the impact damage of high-angle gangue to breaking hammer position structure, improves breaking hammer position structure's life.

Said utility model can prevent the large-edge gangue from impacting the structure of breaking hammer, and can prolong the service life of breaking hammer, but the gangue polished by polishing roller can lose its original edge angle, at the same time its surface can be made relatively smooth, and can be easily slipped from between two breaking hammers, so that it is not favourable for squeezing and breaking gangue and can reduce breaking efficiency of gangue.

Disclosure of Invention

The utility model aims to provide a coal gangue crushing device, which has the advantages of reducing the impact of coal gangue on a crushing hammer, prolonging the service life of the crushing hammer, enabling the coal gangue to better enter between two crushes, improving the crushing efficiency, avoiding flying stones from hurting people when the coal gangue is crushed, and solving the problems that the coal gangue polished by a polishing roller loses the original edges and corners and is relatively smooth, slipping is easy to occur between the two crushing hammers, the crushing efficiency of the coal gangue is reduced although the impact of the large edges and corners of the coal gangue on the structure of the crushing hammer is avoided, and the crushing efficiency of the coal gangue is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gangue breaker, includes inlet pipe, crushing case and ejection of compact fill, crushing case upper surface and lower surface welding have inlet pipe and play hopper respectively, the quartering hammer is installed in the inside both sides position department symmetry rotation of crushing case, the buffer board is installed in the inside both sides position department symmetry rotation of inlet pipe, the inlet pipe inner wall is located two buffer board below position departments and all rotates and be connected with the hydraulic stem, and two the hydraulic stem is terminal to be connected with two buffer board lower surface rotations respectively.

Preferably, a stop block is welded on the inner wall of the crushing box.

Preferably, the rear surface of the crushing box is fixedly provided with a crushing motor, and the tail end of an output shaft of the crushing motor is fixedly connected with one end of the crushing hammer, which is close to the rear surface of the crushing box.

Preferably, gears are fixedly connected to one ends, close to the front surface of the crushing box, of the two crushing hammers, and the two gears are meshed.

Preferably, the inner wall of the feeding pipe is positioned above the two buffer plates, and triangular barrier strips are welded on the inner wall of the feeding pipe.

Preferably, the upper surfaces of the two buffer plates are fixedly provided with wear-resistant plates.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the feeding plate, the buffer plate and the hydraulic rod, the impact of the coal gangue on the breaking hammer is reduced, the service life of the breaking hammer is prolonged, meanwhile, the coal gangue better enters between two breaks, the breaking efficiency is improved, the effect of flying stone hurting people during breaking of the coal gangue can be avoided, the coal gangue falls onto the buffer plate in the feeding pipe, the buffer plate plays a role in buffering the coal gangue, the impact of the breaking hammer is reduced, the service life of the breaking hammer is prolonged, meanwhile, the coal gangue falls between the two breaking hammers, the breaking of the coal gangue is facilitated, and in the breaking process of the coal gangue, the two buffer plates play a role in blocking the flying stone, and the occurrence of flying stone hurting people accidents is avoided.

2. According to the utility model, by arranging the stop block, the effect of preventing the coal gangue in the crushing box from being blocked between the crushing hammer and the crushing box is achieved, and the stop block on the inner wall of the crushing box is inserted into the crushing hammer to play a role in blocking the coal gangue.

3. According to the utility model, the wear-resistant plate is arranged, so that the wear-resistant plate is protected, the falling coal gangue is prevented from greatly wearing the buffer plate, and only the wear-resistant plate needs to be replaced after being worn.

Drawings

FIG. 1 is a schematic diagram of the main sectional structure of the present utility model;

FIG. 2 is a schematic view of a partial main sectional structure of a feed pipe according to the present utility model;

fig. 3 is a schematic view of the structure of the present utility model in a top-down section.

Reference numerals: 1. a feed pipe; 2. a triangular barrier strip; 3. a crushing box; 4. a breaking hammer; 5. discharging a hopper; 6. a buffer plate; 7. a wear plate; 8. a hydraulic rod; 9. a gear; 10. a stop block; 11. and a crushing motor.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

As shown in fig. 1 to 3, the utility model provides a gangue crushing device, which comprises a feeding pipe 1, a crushing box 3 and a discharging hopper 5, wherein the upper surface and the lower surface of the crushing box 3 are respectively welded with the feeding pipe 1 and the discharging hopper 5, the gangue enters the inside of the crushing box 3 from the feeding pipe 1, the crushed gangue is discharged from the discharging hopper 5, crushing hammers 4 are symmetrically and rotatably arranged at two side positions inside the crushing box 3, the gangue entering the inside of the crushing box 3 is crushed by two rotary crushing hammers 4, a crushing motor 11 is fixedly arranged on the rear surface of the crushing box 3, the tail end of an output shaft of the crushing motor 11 is fixedly connected with one end of the crushing hammer 4 close to the rear surface of the crushing box 3, the crushing motor 11 drives one of the crushing hammers 4 to rotate, one ends of the two crushing hammers 4 close to the front surface of the crushing box 3 are fixedly connected with gears 9, the two gears 9 are meshed, the other breaking hammer 4 is driven by a meshed gear 9, a stop block 10 is welded on the inner wall of the breaking box 3, the stop block 10 on the inner wall of the breaking box 3 is inserted into the breaking hammer 4 to play a role in blocking coal gangue, the coal gangue in the breaking box 3 is prevented from being blocked between the breaking hammer 4 and the breaking box 3, a buffer plate 6 is symmetrically and rotatably arranged at the positions of two sides inside the feeding pipe 1, a triangular baffle bar 2 is welded on the inner wall of the feeding pipe 1 above the two buffer plates 6, the triangular baffle bar 2 plays a role in protecting a rotary connection part between the buffer plate 6 and the feeding pipe 1, the buffer plates 6 are prevented from being rotated due to the blocking of the coal gangue powder, wear-resisting plates 7 are fixedly arranged on the upper surfaces of the two buffer plates 6, the wear-resisting plates 7 are fixedly connected with the buffer plates 6 through fixing bolts, the wear-resisting plates 7 play a role in protecting the buffer plates 6, and abrasion is prevented, meanwhile, after the wear-resisting plate 7 is worn, only the wear-resisting plate 7 needs to be replaced, so that maintenance cost is saved, the inner wall of the feeding pipe 1 is positioned at the position below the two buffer plates 6 and is rotationally connected with the hydraulic rods 8, and the tail ends of the two hydraulic rods 8 are rotationally connected with the lower surfaces of the two buffer plates 6 respectively.

When the coal gangue crushing device is used, the coal gangue falls onto the wear-resistant plate 7 on the upper surface of the buffer plate 6 in the feed pipe 1, the buffer plate 6 plays a role in buffering the coal gangue, the impact on the breaking hammers 4 is reduced, the service life of the breaking hammers 4 is prolonged, meanwhile, the coal gangue falls between the two breaking hammers 4, the breaking of the coal gangue is facilitated, in the process of breaking the coal gangue, the two buffer plates 6 play a role in blocking flying stones, the occurrence of human accidents caused by flying stones is avoided, and the broken coal gangue is discharged from the discharge hopper 5.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. Gangue breaker, including inlet pipe (1), crushing case (3) and ejection of compact fill (5), its characterized in that: the utility model discloses a crushing box, including broken case (3), baffle plate (6), hydraulic rod (8), baffle plate (6), baffle plate, hydraulic rod (8) are connected with the lower surface rotation of two baffle plates (6), and two the hydraulic rod (8) are terminal respectively with two baffle plates (6) lower surface rotation connection.

2. The coal gangue breaking apparatus as claimed in claim 1, wherein: the inner wall of the crushing box (3) is welded with a stop block (10).

3. The coal gangue breaking apparatus as claimed in claim 1, wherein: the rear surface of the crushing box (3) is fixedly provided with a crushing motor (11), and the tail end of an output shaft of the crushing motor (11) is fixedly connected with one end of the crushing hammer (4) close to the rear surface of the crushing box (3).

4. The coal gangue breaking apparatus as claimed in claim 1, wherein: one end of each breaking hammer (4) close to the front surface of the breaking box (3) is fixedly connected with a gear (9), and the two gears (9) are meshed.

5. The coal gangue breaking apparatus as claimed in claim 1, wherein: the inner wall of the feed pipe (1) is positioned above the two buffer plates (6) and is welded with a triangular baffle bar (2).

6. The coal gangue breaking apparatus as claimed in claim 1, wherein: the upper surfaces of the two buffer plates (6) are fixedly provided with wear-resistant plates (7).