CN221108537U - Abandoned concrete separator - Google Patents

Abstract

The utility model discloses a waste concrete separating device, which comprises a separating box, wherein the top of the separating box is fixedly connected with a feed hopper, one side of the top of the separating box is fixedly connected with a dust removing box, the top of the feed hopper is fixedly connected with a suction nozzle, the middle part of one side of the suction nozzle is communicated with a dust collecting pipe, one end of the dust collecting pipe is communicated with the dust removing box, the inside of one side of the dust removing box is fixedly connected with a fan, the inside of the dust removing box is fixedly connected with a primary filter cotton plate and a fine filter cotton plate, the primary filter cotton plate is arranged near one end of the dust collecting pipe, the top of the inside of the separating box is rotationally connected with two crushing rollers, the outer sides of one end of the two crushing rollers are fixedly connected with a first gear, and one end of one of the two crushing rollers is fixedly provided with a first motor.

Description

Waste concrete separation device

Technical Field

The utility model relates to the technical field of waste concrete processing equipment, in particular to a waste concrete separation device.

Background technique

Concrete is an essential building material in modern construction, and when a building is dismantled, the discarded concrete blocks and silt can be used as high-quality concrete aggregates.

At present, when dealing with waste concrete, it is necessary to separate the waste concrete. However, the existing separation equipment will generate a lot of dust during use, affecting the working environment and the health of the workers. Secondly, part of the concrete sand and gravel will be retained in the separation equipment during the separation process, causing the separation net to be blocked. Therefore, a waste concrete separation device is needed.

Summary of the invention

The utility model provides a waste concrete separation device, which is designed to solve the problem that a large amount of dust is generated in the existing separation process and part of the concrete sand and gravel is retained in the equipment, causing the separation net to be blocked.

In order to overcome the above-mentioned shortcomings, the utility model provides the following solutions: a waste concrete separation device, comprising a separation box, a feed hopper connected to the box is provided on the top of the separation box, a dust removal box is provided on the top of one side of the separation box, and a fan is provided on one side of the dust removal box, a suction nozzle is provided at the feed hopper, and the suction nozzle is connected to the dust removal box through a dust suction pipe to form a dust suction cooperation;

Two rotatable crushing rollers are provided on the top of the separation box, and the two crushing rollers form an extrusion-type crushing cooperation. A first inclined plate is provided below the crushing roller, and a metal separation net is provided on the first inclined plate. A second inclined plate is provided below the first inclined plate, and the inclination direction of the second inclined plate is opposite to that of the first inclined plate. A rotatable cam is provided between the second inclined plate and the first inclined plate, and the cam forms an intermittent knocking cooperation with the first inclined plate and the second inclined plate respectively during rotation.

Preferably, the suction nozzle is detachably arranged on the side of the feed hopper, the suction end of the suction nozzle is opposite to the feed port of the feed hopper, the air outlet end of the suction nozzle is detachably sealed and connected to the air suction end of the dust suction pipe, the air outlet end of the dust suction pipe is detachably sealed and connected to the air inlet end of the dust removal box, and the fan is arranged at the air outlet end of the dust removal box.

As a more preferred embodiment, the interior of the dust removal box is fixedly connected with a primary filter cotton plate and a fine filter cotton plate in sequence along the air inlet direction, and the dust removal box is divided into three independent spaces by the primary filter cotton plate and the fine filter cotton plate.

Preferably, the two crushing rollers are arranged side by side laterally, and the rotating shafts of the crushing rollers are rotatably matched with the separation box wall on the corresponding side, a first gear is provided on the rotating shaft of one of the crushing rollers for transmission cooperation, and a second gear is provided on the rotating shaft of the other crushing roller for transmission cooperation, and the second gear is meshed with the first gear to form a gear transmission.

As a more preferred embodiment, a first motor is provided on the box wall of the separation box close to the second gear, a driving gear is provided on the output shaft of the first motor in a transmission-coordinated manner, and the driving gear is meshed with the second gear to form a gear transmission.

Preferably, the cam is arranged between the adjacent ends of the first inclined plate and the second inclined plate, and when the cam protrusion end rotates over the top, it strikes and cooperates with the bottom of the first inclined plate, and when the cam protrusion end rotates over the bottom, it strikes and cooperates with the top of the second inclined plate. A second motor is provided on one side of the separation box, and the output shaft of the second motor is transmission-connected with a transmission rod, and the cam is fixedly mounted on the transmission rod.

As a more preferred embodiment, the first inclined plate and the second inclined plate are arranged in a “冫” shape.

Furthermore, a first discharge trough is provided on the side of the separation box, the first inclined plate is inclined downward and the lowest end is embedded in the first discharge trough and communicates with the outside world from the first discharge trough;

A second discharge trough is arranged on a side surface of the separation box opposite to the first discharge trough. The second inclined plate is inclined downward and the lowest end is embedded in the second discharge trough and communicated with the outside through the second discharge trough.

Furthermore, a first spring seat is provided on the inner wall of the separation box directly below the highest end of the first inclined plate, the highest end of the first inclined plate is fixedly matched with the top of the first spring seat, and the highest end of the first inclined plate forms an elastic fit in the vertical direction through the first spring seat;

A second spring seat is provided on the inner wall of the separation box directly below the highest end of the second inclined plate. The highest end of the second inclined plate is fixedly matched with the top of the second spring seat, and the highest end of the second inclined plate forms an elastic fit in the vertical direction through the second spring seat.

Beneficial effects of the utility model:

1. The dust removal box, dust suction pipe and suction nozzle provided in this application can extract the air at the opening of the feed hopper during the separation of waste gas and concrete, and filter the dust contained in the air to reduce the particle content in the air, so as to prevent dust from polluting the working environment and ensure the health of the staff;

2. The second motor provided in the present application drives the cam to rotate, continuously hitting the first inclined plate and the second inclined plate, causing the first inclined plate and the second inclined plate to vibrate, allowing the concrete sand and gravel to roll on the first inclined plate and the second inclined plate without blocking the separation net, thereby allowing the separation work to operate normally.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic diagram of the structure of the dust removal box of the utility model;

Figure 3 is a schematic diagram of the structure of the separation box of the utility model;

In the figure: 1. separation box; 2. feed hopper; 3. suction nozzle; 4. dust suction pipe; 5. dust removal box; 6. first motor; 7. first gear; 8. second gear; 9. second motor; 10. transmission rod; 11. fan; 12. primary filter cotton plate; 13. fine filter cotton plate; 14. crushing roller; 15. first inclined plate; 16. first discharge chute; 17. metal separation net; 18. first spring seat; 19. second inclined plate; 20. second spring seat; 21. second discharge chute; 22. cam.

Detailed ways

The utility model is further described in detail below in conjunction with the accompanying drawings and specific embodiments.

As a preferred embodiment 1, referring to Figures 1-3, a waste concrete separation device includes a separation box 1, a feed hopper 2 is fixedly connected to the top of the separation box 1, a dust removal box 5 is fixedly connected to one side of the top of the separation box 1, a suction nozzle 3 is fixedly connected to the top of the feed hopper 2, a dust suction pipe 4 is connected to the middle of one side of the suction nozzle 3, one end of the dust suction pipe 4 is connected to the dust removal box 5, a fan 11 is fixedly connected to the inside of one side of the dust removal box 5, and a primary filter cotton plate 12 and a fine filter cotton plate 13 are fixedly connected to the inside of the dust removal box 5, and the primary filter cotton plate 12 is arranged close to one end of the dust suction pipe 4.

After the waste concrete enters the dust removal box 5 through the feed hopper 2, the dust generated by the crushing and separation process will be sucked into the dust removal box 5 by the suction nozzle 3 through the operation of the fan 11. The primary filter cotton plate 12 and the fine filter cotton plate 13 in the dust removal box 5 can filter the dust particles in the air to prevent dust from polluting the working environment and affecting the health of the workers.

Two crushing rollers 14 are rotatably connected to the top of the separation box 1, and the outer sides of one end of the two crushing rollers 14 are fixedly connected to the first gear 7, and one end of one of the two crushing rollers 14 is fixedly provided with a first motor 6, which is fixedly connected to the outer side of the top of the separation box 1.

A second gear 8 is arranged between the first gears 7 . The second gear 8 is rotatably connected to the outer side of the top of the separation box 1 via a rotating shaft, and the second gear 8 meshes with the first gear 7 .

When the first motor 6 is running, it can drive the single first gear 7 to run, and through the transmission of the second gear 8, the two first gears 7 can be rotated, thereby driving the crushing roller 14 to rotate, and the waste concrete poured into the feed hopper 2 is crushed to make the particles of the waste gas concrete uniform, which is conducive to separation.

A first inclined plate 15 is provided in the middle of the separation box 1, and a first discharge groove 16 is opened in the middle of one side of the separation box 1, one end of the first inclined plate 15 is provided inside the first discharge groove 16, a first spring seat 18 is fixedly connected to the bottom of one end of the first inclined plate 15, and a metal separation net 17 is fixedly provided in the middle of the first inclined plate 15, and the first spring seat 18 is fixedly connected to the inner wall of the separation box 1.

A second inclined plate 19 is provided at the bottom of the separation box 1, and a second discharge groove 21 is opened at the bottom of one side of the separation box 1, one end of the second inclined plate 19 is provided inside the second discharge groove 21, and one end of the second inclined plate 19 is fixedly connected to a second spring seat 20, and the second spring seat 20 is fixedly connected to the inner wall of the separation box 1.

A second motor 9 is fixedly connected to the bottom of one side of the separation box 1, a transmission rod 10 is fixedly connected to the output end of the second motor 9, a cam 22 is fixedly connected to the outer side of the transmission rod 10, and the cam 22 is arranged between the close ends of the first inclined plate 15 and the second inclined plate 19.

The working principle of this utility model:

After the waste concrete enters the dust removal box 5 through the feed hopper 2, the dust generated during the crushing and separation process will be sucked into the dust removal box 5 by the suction nozzle 3 through the operation of the fan 11. The primary filter cotton plate 12 and the fine filter cotton plate 13 in the dust removal box 5 can filter the dust particles in the air to prevent dust from polluting the working environment and affecting the health of the workers.

The crushed waste concrete will first fall on the first inclined plate 15, and the second motor 9 will drive the transmission rod 10 to rotate, thereby rotating the cam 22, continuously hitting the first inclined plate 15 and the second inclined plate 19. The first inclined plate 15 and the second inclined plate 19 will continue to vibrate under the action of the first spring seat 18 and the second spring seat 20, so that the waste concrete falling on the first inclined plate 15 will be screened and separated by the metal separation net 17, and smaller concrete particles will fall onto the second inclined plate 19. Finally, concrete particles of different sizes will be discharged from the separation box 1 by the first discharge chute 16 and the second discharge chute 21 respectively.

Claims (9)

1. A waste concrete separation device, comprising a separation box (1), characterized in that a feed hopper (2) communicating with the inside of the separation box is provided at the top of the separation box (1), a dust removal box (5) is provided at the top of one side of the separation box (1), and a fan (11) is provided at one side of the dust removal box (5), a suction nozzle (3) is provided at the feed hopper (2), and the suction nozzle (3) is connected to the dust removal box (5) through a dust suction pipe (4) to form a dust suction cooperation; Two rotatable crushing rollers (14) are arranged at the top of the separation box (1), and the two crushing rollers (14) form an extrusion-type crushing cooperation. A first inclined plate (15) is arranged below the crushing rollers (14), and a metal separation net (17) is arranged on the first inclined plate (15). A second inclined plate (19) is arranged below the first inclined plate (15), and the inclination direction of the second inclined plate (19) is opposite to the inclination direction of the first inclined plate (15). A rotatable cam (22) is arranged between the second inclined plate (19) and the first inclined plate (15), and the cam (22) forms an intermittent knocking cooperation with the first inclined plate (15) and the second inclined plate (19) during the rotation process. 2. A waste concrete separation device according to claim 1, characterized in that the suction nozzle (3) is detachably arranged on the side of the feed hopper (2), the suction end of the suction nozzle (3) is directly opposite to the feed port of the feed hopper (2), the air outlet end of the suction nozzle (3) is detachably sealed and connected to the air suction end of the dust suction pipe (4), the air outlet end of the dust suction pipe (4) is detachably sealed and connected to the air inlet end of the dust removal box (5), and the fan (11) is arranged at the air outlet end of the dust removal box (5). 3. A waste concrete separation device according to claim 2, characterized in that the interior of the dust removal box (5) is fixedly connected with a primary filter cotton plate (12) and a fine filter cotton plate (13) in sequence along the air inlet direction, and the dust removal box (5) is divided into three independent spaces by the primary filter cotton plate (12) and the fine filter cotton plate (13). 4. A waste concrete separation device according to claim 1, characterized in that the two crushing rollers (14) are arranged side by side in a transverse manner, and the rotating shafts of the crushing rollers (14) are both rotatably matched with the wall of the separation box (1) on the corresponding side, a first gear (7) is provided on the rotating shaft of one crushing roller (14) in a transmission-matching manner, and a second gear (8) is provided on the rotating shaft of the other crushing roller (14) in a transmission-matching manner, and the second gear (8) is meshed with the first gear (7) to form a gear transmission. 5. A waste concrete separation device according to claim 4, characterized in that a first motor (6) is provided on the box wall of the separation box (1) close to the second gear (8), a driving gear is provided on the output shaft of the first motor (6) in a transmission-coordinated manner, and the driving gear is meshed with the second gear (8) to form a gear transmission. 6. A waste concrete separation device according to any one of claims 1 to 5, characterized in that the cam (22) is arranged between the adjacent ends of the first inclined plate (15) and the second inclined plate (19), and when the raised end of the cam (22) rotates over the top, it knocks with the bottom of the first inclined plate (15), and when the raised end of the cam (22) rotates over the bottom, it knocks with the top of the second inclined plate (19), a second motor (9) is provided on one side of the separation box (1), and the output shaft of the second motor (9) is transmission-connected to the transmission rod (10), and the cam (22) is fixedly mounted on the transmission rod (10). 7. A waste concrete separation device according to claim 6, characterized in that the first inclined plate (15) and the second inclined plate (19) are arranged in a "冫" shape. 8. A waste concrete separation device according to claim 7, characterized in that a first discharge trough (16) is provided on the side of the separation box (1), the first inclined plate (15) is inclined downward and the lowest end is embedded in the first discharge trough (16) and communicates with the outside through the first discharge trough (16); A second discharge trough (21) is provided on a side surface of the separation box (1) opposite to the first discharge trough (16); the second inclined plate (19) is inclined downward and the lowest end is embedded in the second discharge trough (21) and communicates with the outside through the second discharge trough (21). 9. A waste concrete separation device according to claim 8, characterized in that a first spring seat (18) is provided on the inner wall of the separation box (1) directly below the highest end of the first inclined plate (15), the highest end of the first inclined plate (15) is fixedly matched with the top of the first spring seat (18), and the highest end of the first inclined plate (15) forms an elastic fit in the vertical direction through the first spring seat (18); A second spring seat (20) is provided on the inner wall of the separation box (1) directly below the highest end of the second inclined plate (19); the highest end of the second inclined plate (19) is fixedly matched with the top of the second spring seat (20); and the highest end of the second inclined plate (19) forms an elastic fit in the vertical direction through the second spring seat (20).