Coal crushing and separating device

Abstract

The utility model discloses a coal crushing and separating device which comprises a crushing box, a motor is fixedly connected to the upper surface of the crushing box, a first sieve plate is fixedly connected to the side inner wall of the crushing box, a second sieve plate is fixedly connected to the side inner wall of the crushing box, and a third sieve plate is fixedly connected to the side inner wall of the crushing box. And a drawer is movably connected to the inner wall of the bottom of the crushing box, and a handle is fixedly connected to the side surface of the drawer. According to the structure, through cooperation of the material guiding plate, the bearing box, the clamping blocks, the supporting frame, the transverse plate, the groove, the supporting plate and the telescopic rod, coal falls onto the material guiding plate firstly after being conveyed on the conveying belt and then enters the crushing box, through holes do not need to be formed in the conveying belt, pulverized coal on the material guiding plate can directly fall into the bearing box through the through holes, and the situation that the dust amount in air is increased is avoided; and when the bearing box is full of pulverized coal, the angle of the bearing box can be adjusted so that the pulverized coal in the bearing box can be completely discharged, and the discharging process is convenient to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of coal crushing, in particular to a coal crushing and separation device. Background Art

[0002] As an important energy source and industrial raw material, coal needs to be crushed and separated before mining, processing and use to meet different industrial needs and environmental protection standards. The coal crushing and separation device is a machine used to crush and screen coal.

[0003] After being mined, the existing coal is directly conveyed to the feed port of the crushing device through a conveyor belt, so that the coal enters the crushing device for crushing, and the coal powder and coal blocks are separated by the through holes and coal separators arranged on the conveyor belt, thereby realizing the separation of coal and coal powder. However, the through holes arranged on the conveyor belt will cause the bearing pressure of the conveyor belt to be reduced, and the coal powder will leak from the through holes to the conveyor belt below. The transportation process will cause a large amount of dust to be generated, resulting in a decrease in air quality. The technical solution provided by the utility model with application number 202320361080.8 also has the above-mentioned problems. Utility Model Content

[0004] According to the described coal crushing and separation device, the purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a coal crushing and separation device, which cooperates with the guide plate, the carrying box, the block, the support frame, the cross plate, the groove, the support plate and the telescopic rod so that the coal falls onto the guide plate after being transported on the conveyor belt, and then enters the crushing box. There is no need to set a through hole on the conveyor belt. The coal powder on the guide plate will fall directly into the carrying box through the through hole, avoiding an increase in the amount of dust in the air. When the carrying box is full of coal powder, the angle of the carrying box can be adjusted so that the internal coal powder can be completely discharged, and the discharge process is convenient to operate.

[0005] To achieve the above-mentioned purpose, the utility model also provides the above-mentioned crushing box, the upper surface of the crushing box is fixedly connected with a motor, the motor provides power for the rotation of the crushing device, so that the crushing device rotates to break the coal blocks, the side inner wall of the crushing box is fixedly connected with a first screen plate, the first screen plate can block large pieces of coal to avoid incomplete crushing, the side inner wall of the crushing box is fixedly connected with a second screen plate, the side inner wall of the crushing box is fixedly connected with a third screen plate, the second screen plate and the third screen plate can separate coal of different sizes, the bottom inner wall of the crushing box is movably connected with a drawer, the drawer can receive the coal powder produced by crushing, and the side surface of the drawer is fixedly connected with a handle;

[0006] The upper surface of the crushing box is fixedly connected with a guide plate, and the guide plate can receive the coal transported by the conveyor belt and guide it into the crushing box, and the upper surface of the guide plate is provided with a through hole to facilitate the coal powder to fall down. The side surface of the crushing box is fixedly connected with a support frame, and the side surface of the support frame is fixedly connected with a cross plate, and the upper surface of the cross plate is fixedly connected with a guide plate, and the side surface of the guide plate is provided with a slide groove. The side surface of the support frame is fixedly connected with a support plate, and the bottom inner wall of the support plate is fixedly connected with a telescopic rod, and the telescopic rod can lift one end of the displaced carrying box through telescoping, so that the carrying box can rotate to facilitate the complete discharge of the coal powder inside. The upper surface of the support plate is movably connected with a carrying box, and the carrying box carries the leaked coal powder to prevent dust from leaking into the air and reducing the dust content in the air. The side surface of the carrying box is fixedly connected with a block, and the side surface of the carrying box is provided with a discharge port.

[0007] According to the coal crushing and separation device, the output end of the motor is fixedly connected to the crushing device, and the motor is electrically connected to an external power supply.

[0008] According to the coal crushing and separation device, an inspection door is provided on the side surface of the crushing box, and the lower surface of the inspection door is movably connected to the drawer.

[0009] According to the coal crushing and separation device, a groove is provided on the upper surface of the transverse plate, and the upper surface of the transverse plate is movably connected to the bearing box.

[0010] According to the coal crushing and separation device, the side surface of the bearing box is movably connected to the crushing box, and the upper surface of the support plate is movably connected to the bearing box.

[0011] According to the coal crushing and separation device, the side surface of the bearing box is movably connected to the guide plate, and the side surface of the clamping block is movably connected to the slide groove.

[0012] According to the coal crushing and separation device, the output end of the telescopic rod is movably connected to the carrying box, and the side surface of the carrying box is provided with an observation window.

[0013] According to the coal crushing and separation device, the upper surface of the bearing box is movably connected to the guide plate, the side surface of the crushing box is provided with a discharge port, and a valve is provided inside the discharge port.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a front view of a coal crushing and separation device of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of a crushing box of a coal crushing and separation device of the utility model;

[0018] Figure 3 This is a partial structural exploded diagram of a coal crushing and separation device of the utility model;

[0019] Figure 4 This is a discharging diagram of a bearing box of a coal crushing and separation device of the utility model.

[0020] Legend:

[0021] 1. Crushing box; 2. Motor; 3. First sieve plate; 4. Second sieve plate; 5. Third sieve plate; 6. Drawer; 7. Guide plate; 8. Through hole; 9. Support frame; 10. Horizontal plate; 11. Guide plate; 12. Slide; 13. Support plate; 14. Telescopic rod; 15. Carrying box; 16. Block; 17. Discharge port; 18. Observation window; 19. Groove; 20. Inspection door. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figures 1-4 The utility model embodiment of a coal crushing and separation device comprises a crushing box 1, the upper surface of the crushing box 1 is fixedly connected with a motor 2, the output end of the motor 2 is fixedly connected with a crushing device, the motor 2 is electrically connected to an external power supply, the motor 2 provides power for the rotation of the crushing device, so that the crushing device rotates to break the coal blocks, and the side surface of the crushing box 1 is provided with an inspection door 20, the inspection door 20 can be opened to inspect the inside of the crushing box 1, and the lower surface of the inspection door 20 is movably connected with a drawer 6. The side inner wall of the crushing box 1 is fixedly connected with a first sieve plate 3, the first sieve plate 3 can block large pieces of coal to prevent incomplete crushing, the side inner wall of the crushing box 1 is fixedly connected with a second sieve plate 4, the side inner wall of the crushing box 1 is fixedly connected with a third sieve plate 5, the second sieve plate 4 and the third sieve plate 5 can separate coal of different sizes, and the bottom inner wall of the crushing box 1 is movably connected with a drawer 6, the drawer 6 can receive the coal powder produced by crushing, and the side surface of the drawer 6 is fixedly connected with a handle.

[0024] A guide plate 7 is fixedly connected to the upper surface of the crushing box 1. The guide plate 7 can receive the coal transported by the conveyor belt and guide it into the crushing box 1. A through hole 8 is provided on the upper surface of the guide plate 7 to facilitate the leakage of coal powder. A support frame 9 is fixedly connected to the side surface of the crushing box 1. A cross plate 10 is fixedly connected to the side surface of the support frame 9. A groove 19 is provided on the upper surface of the cross plate 10 to facilitate its rotation when the bearing box 15 rotates. The upper surface of the cross plate 10 is movably connected to the bearing box 15. A guide plate 11 is fixedly connected to the upper surface of the cross plate 10. A slide groove 12 is provided on the side surface of the guide plate 11. A support plate 13 is fixedly connected to the side surface of the support frame 9. A telescopic rod 14 is fixedly connected to the bottom inner wall of the support plate 13. The telescopic rod 14 can lift one end of the displaced bearing box 15 by telescoping, so that the bearing box 15 can rotate to facilitate the complete discharge of the coal powder inside. The upper surface of the support plate 13 is movably connected with a carrying box 15, and the side surface of the carrying box 15 is movably connected with the crushing box 1. The upper surface of the support plate 13 is movably connected with the carrying box 15, and the carrying box 15 carries the leaked coal powder to prevent dust from leaking into the air and reduce the dust content in the air. The side surface of the carrying box 15 is fixedly connected with a clamping block 16, and the side surface of the carrying box 15 is movably connected with the guide plate 11. The side surface of the clamping block 16 is movably connected with the slide groove 12. The side surface of the carrying box 15 is provided with a discharge port 17, and the output end of the telescopic rod 14 is movably connected with the carrying box 15. The side surface of the carrying box 15 is provided with an observation window 18, through which the amount of dust in the carrying box 15 can be viewed. The upper surface of the carrying box 15 is movably connected with the guide plate 7, and the side surface of the crushing box 1 is provided with a discharge port, and a valve is provided inside the discharge port 17.

[0025] Working principle: Turn on the power and start the motor 2 to rotate the crushing device, align the feeding device with the guide plate 7, and the coal slides down into the crushing box 1 under the action of the guide plate 7 and is crushed by the crushing device. During the sliding, the coal powder falls from the through hole 8 into the carrying box 15, and the crushed coal falls from the first sieve plate 3 to the second sieve plate 4 and the third sieve plate 5. The coal of different sizes is separated and exported. The coal powder generated during the crushing falls into the drawer 6. When the coal powder in the drawer 6 is full, it can be taken out and cleaned. When there is a lot of coal powder in the carrying box 15, pull the carrying box 15 to make the block 16 move in the slide 12. After pulling it out, start the telescopic rod 14 to lift one end of the carrying box 15. At this time, the carrying box 15 rotates around the block 16 at a certain angle, and the valve is opened to discharge the coal powder from the discharge port 17.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A coal crushing and separation device, characterized in that: include: A crushing box (1), wherein a motor (2) is fixedly connected to the upper surface of the crushing box (1), a first screen plate (3) is fixedly connected to the side inner wall of the crushing box (1), a second screen plate (4) is fixedly connected to the side inner wall of the crushing box (1), a third screen plate (5) is fixedly connected to the side inner wall of the crushing box (1), a drawer (6) is movably connected to the bottom inner wall of the crushing box (1), and a handle is fixedly connected to the side surface of the drawer (6); The upper surface of the crushing box (1) is fixedly connected with a guide plate (7), and the upper surface of the guide plate (7) is provided with a through hole (8). The side surface of the crushing box (1) is fixedly connected with a support frame (9), and the side surface of the support frame (9) is fixedly connected with a transverse plate (10). The upper surface of the transverse plate (10) is fixedly connected with a guide plate (11), and the side surface of the guide plate (11) is provided with a slide groove (12). The side surface of the support frame (9) is fixedly connected with a support plate (13), and the bottom inner wall of the support plate (13) is fixedly connected with a telescopic rod (14). The upper surface of the support plate (13) is movably connected with a carrying box (15), and the side surface of the carrying box (15) is fixedly connected with a block (16), and the side surface of the carrying box (15) is provided with a discharge port (17).

2. A coal crushing and separation device according to claim 1, characterized in that: The output end of the motor (2) is fixedly connected to a crushing device, and the motor (2) is electrically connected to an external power source.

3. A coal crushing and separation device according to claim 1, characterized in that: The side surface of the crushing box (1) is provided with an inspection door (20), and the lower surface of the inspection door (20) is movably connected to the drawer (6).

4. A coal crushing and separation device according to claim 1, characterized in that: The upper surface of the transverse plate (10) is provided with a groove (19), and the upper surface of the transverse plate (10) is movably connected to the carrying box (15).

5. The coal crushing and separation device according to claim 1, characterized in that: The side surface of the bearing box (15) is movably connected to the crushing box (1), and the upper surface of the support plate (13) is movably connected to the bearing box (15).

6. The coal crushing and separation device according to claim 1, characterized in that: The side surface of the carrying box (15) is movably connected to the guide plate (11), and the side surface of the clamping block (16) is movably connected to the sliding groove (12).

7. The coal crushing and separation device according to claim 1, characterized in that: The output end of the telescopic rod (14) is movably connected to a carrying box (15), and a side surface of the carrying box (15) is provided with an observation window (18).

8. The coal crushing and separation device according to claim 1, characterized in that: The upper surface of the bearing box (15) is movably connected to the guide plate (7), the side surface of the crushing box (1) is provided with a discharge port, and a valve is provided inside the discharge port (17).

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