Recycling device for concrete waste

Abstract

The utility model discloses a recycling device for concrete waste, and relates to the technical field of concrete waste recovery, which comprises a machine body, a crushing roller is arranged in the machine body, an inclined screen is arranged at the bottom of the crushing roller, a discharge cleaning mechanism is arranged at the top of the inclined screen, a material guide mechanism is arranged at the top of the machine body, and a discharge cleaning mechanism is arranged at the bottom of the machine body. The discharging and cleaning mechanism comprises two electric sliding rails, and electric sliding blocks are installed on the two electric sliding rails. According to the recycling device for the concrete waste, a cleaning brush is driven by a driving motor to descend to the surface of an inclined screen, then an electric sliding rail drives the cleaning brush to move along the surface of the inclined screen, materials are fully discharged, and in the process, a guide wheel moves along a guide rail to drive a guide frame to move; and the guide frame moves to be matched with the reset spring to drive the cleaning brush to continuously move in a reciprocating mode, the inclined screen is cleaned in the discharging process, blockage is avoided, and the screening efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete waste recycling, in particular to a recycling device for concrete waste. Background Technique

[0002] Waste concrete refers to waste concrete blocks. After a building is disassembled, the high-quality crushed and screened concrete blocks and fine sand can be recycled as concrete, which can avoid waste of materials. In the prior art, the recycling device for concrete uses a vibrating screen to screen the crushed concrete. After long-term use, the screen is prone to blockage, and it is inconvenient to clean the screen, resulting in an unsatisfactory screening efficiency.

[0003] For example, the patent publication number CN216727452U is specifically a recycling device for concrete waste, including a recycling box and a crushing and extrusion roller group. A crushing cavity is provided in the recycling box, and the crushing and extrusion roller group is rotatably arranged in the crushing cavity. A screening cavity is provided in the lower part of the recycling box. Two diversion channels are provided between the crushing cavity and the screening cavity. Plugging components are provided in both of the two diversion channels. Two screening mesh boxes are provided in the screening cavity, and the two screening mesh boxes are respectively located below the two diversion channels. A screening moving component is provided in the screening cavity, and the screening moving component is connected to the two screening mesh boxes. The utility model relates to the technical field of concrete waste recycling. Specifically, the provided recycling device for concrete waste first breaks up large concrete blocks and then screens them to obtain recyclable coarse sand. There is a problem that after long-term use, the screen is prone to blockage, and it is inconvenient to clean the screen, resulting in an unsatisfactory screening efficiency. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a recycling device for concrete waste, which solves the problems that after long-term use, the screen is prone to blockage, it is inconvenient to clean the screen, and the screening efficiency is not ideal.

[0005] To achieve the above objectives, the utility model is realized through the following technical solutions: A recycling device for concrete waste includes a machine body. A crushing roller is provided inside the machine body. An inclined screen is provided at the bottom of the crushing roller. A discharge and cleaning mechanism is provided at the top of the inclined screen. A feeding mechanism is provided at the top of the machine body.

[0006] The discharging and cleaning mechanism includes two electric slide rails, on each of which an electric slider is installed. A vertical frame is fixedly connected to the top of the electric slider. A lifting screw rod is rotatably connected inside each of the two vertical frames. A driving motor is fixedly connected to the end of the lifting screw rod. A lifting slider is threadedly connected to the lifting screw rod. A lifting seat is fixedly connected between the two lifting sliders. A cleaning brush is slidably connected inside the lifting seat. One end of the cleaning brush is provided with a return spring. The other end of the cleaning brush is fixedly connected to a guiding frame. A guiding wheel is rotatably connected to the end of the guiding frame. A guiding rail is provided on one side of the guiding wheel. A plurality of arc-shaped protrusions are fixedly connected to the guiding rail.

[0007] Preferably, the two electric slide rails are symmetrically arranged on both sides of the top of the inclined screen, and the two electric slide rails are matched with the electric sliders.

[0008] Preferably, the lifting slider is slidably connected to the inner wall of the vertical frame, and the lifting seat is threadedly connected to the two lifting screw rods through the two lifting sliders.

[0009] Preferably, one end of the return spring is fixedly connected to the cleaning brush, and the other end of the return spring is fixedly connected to the inner wall of the lifting seat.

[0010] Preferably, the end of the guiding frame penetrates through the lifting seat and the lifting slider and extends to the outside thereof, and the end of the guiding frame is in contact with the guiding rail through the guiding wheel.

[0011] Preferably, the guiding rail is fixedly installed inside the machine body, and a plurality of the arc-shaped protrusions are evenly arranged on the guiding rail, and intervals are provided between the plurality of arc-shaped protrusions.

[0012] Preferably, the material guiding mechanism includes a protective cover, an inclined material guiding plate is fixedly connected to the end of the protective cover, and the protective cover is fixedly installed on the top of the machine body.

[0013] Preferably, a pressing plate is slidably connected inside the protective cover, and a hydraulic cylinder is fixedly connected to the top end of the pressing plate.

[0014] Beneficial effects

[0015] The utility model provides a device for recycling concrete waste. Compared with the prior art, the following beneficial effects are achieved:

[0016] 1. For the device for recycling concrete waste, the driving motor drives the cleaning brush to descend to the surface of the inclined screen, and then the electric slide rail drives the cleaning brush to move along the surface of the inclined screen, so as to fully discharge the materials and avoid residues. During this process, the guiding wheel moves along the guiding rail to drive the guiding frame to move, and the movement of the guiding frame cooperates with the return spring to drive the cleaning brush to move back and forth continuously, so as to clean the inclined screen during the discharging process and avoid blockage, effectively improving the screening efficiency.

[0017] 2. The recycling device for concrete waste pours the concrete into the interior of the machine body through an inclined material guide plate, and then the hydraulic cylinder drives the pressing plate to move downward, pushing the concrete towards the crushing roller, improving the crushing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0019] Figure 2 is a schematic diagram of the discharging and cleaning mechanism structure of the present utility model;

[0020] Figure 3 is a schematic diagram of the lifting seat structure of the present utility model;

[0021] Figure 4 is a schematic diagram of the material guide mechanism structure of the present utility model.

[0022] In the figure: 1. Machine body; 2. Discharging and cleaning mechanism; 201. Electric slide rail; 202. Electric slider; 203. Vertical frame; 204. Lifting screw; 205. Driving motor; 206. Lifting slider; 207. Lifting seat; 208. Cleaning brush; 209. Return spring; 210. Guide frame; 211. Guide wheel; 212. Guide rail; 213. Arc protrusion; 3. Crushing roller; 4. Inclined screen; 5. Material guide mechanism; 501. Protective cover; 502. Inclined material guide plate; 503. Pressing plate; 504. Hydraulic cylinder. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-3 , the present utility model provides a technical solution: a recycling device for concrete waste, including a machine body 1, a crushing roller 3 is arranged inside the machine body 1, an inclined screen 4 is arranged at the bottom of the crushing roller 3, a discharging and cleaning mechanism 2 is arranged at the top of the inclined screen 4, and a material guide mechanism 5 is arranged at the top of the machine body 1. The material on the inclined screen 4 can be fully discharged through the discharging and cleaning mechanism 2 to avoid residue, and the inclined screen 4 is cleaned during the discharging process to prevent blockage, effectively improving the screening efficiency.

[0025] The discharging and cleaning mechanism 2 includes two electric slide rails 201, on each of which an electric slider 202 is installed. The two electric slide rails 201 are symmetrically arranged on both sides of the top of the inclined screen 4. The two electric slide rails 201 are matched with the electric sliders 202, enabling the electric slide rails 201 to drive the electric sliders 202 to move. A vertical frame 203 is fixedly connected to the top of the electric slider 202. A lifting screw 204 is rotatably connected inside each of the two vertical frames 203. A driving motor 205 is fixedly connected to the end of the lifting screw 204. A lifting slider 206 is threadedly connected to the lifting screw 204. A lifting seat 207 is fixedly connected between the two lifting sliders 206. The lifting slider 206 is slidably connected to the inner wall of the vertical frame 203, and the lifting seat 207 is threadedly connected to the two lifting screws 204 through the two lifting sliders 206, enabling the lifting screw 204 to drive the lifting seat 207 to move up and down when rotating, and after rising, it can avoid interfering with the normal screening operation. A cleaning brush 208 is slidably connected inside the lifting seat 207. One end of the cleaning brush 208 is provided with a return spring 209. One end of the return spring 209 is fixedly connected to the cleaning brush 208, and the other end of the return spring 209 is fixedly connected to the inner wall of the lifting seat 207, enabling the cleaning brush 208 to be reset so that it can continuously move back and forth. The other end of the cleaning brush 208 is fixedly connected to a guiding frame 210. A guiding wheel 211 is rotatably connected to the end of the guiding frame 210. A guiding rail 212 is provided on one side of the guiding wheel 211. The end of the guiding frame 210 penetrates through the lifting seat 207 and the lifting slider 206 and extends to the outside thereof, and the end of the guiding frame 210 is in contact with the guiding rail 212 through the guiding wheel 211, enabling the guiding frame 210 to move along the guiding rail 212 through the guiding wheel 211. A plurality of arc-shaped protrusions 213 are fixedly connected to the guiding rail 212. The guiding rail 212 is fixedly installed inside the machine body 1, and the plurality of arc-shaped protrusions 213 are evenly arranged on the guiding rail 212, and there are intervals between the plurality of arc-shaped protrusions 213, enabling the plurality of arc-shaped protrusions 213 with intervals to form a wavy guiding structure on the guiding rail 212, so that the guiding wheel 211 can move along the wavy structure. The driving motor 205 can be driven to drive the lifting screw 204 to rotate. The rotation of the lifting screw 204 drives the lifting slider 206 to move. The movement of the lifting slider 206 drives the lifting seat 207 to move. The movement of the lifting seat 207 drives the cleaning brush 208 to move. The cleaning brush 208 is lowered to the surface of the inclined screen 4, and then the electric slide rail 201 drives the electric slider 202 to move. The movement of the electric slider 202 drives the vertical frame 203 to move. The movement of the vertical frame 203 drives the cleaning brush 208 to move, enabling the cleaning brush 208 to move along the surface of the inclined screen 4 to fully discharge the materials and avoid residues. During this process, the plurality of arc-shaped protrusions 213 on the guiding rail 212 form a wavy structure, and the guiding wheel 211 continuously moves back and forth along the wavy structure. The movement of the guiding wheel 211 drives the guiding frame 210 to move.The guide frame 210 moves in cooperation with the return spring 209 to drive the cleaning brush 208 to move, cleaning the inclined screen 4 during the discharging process to avoid blockage and effectively improve the screening efficiency.

[0026] Please refer to Figure 1 and Figure 4 , the material guiding mechanism 5 includes a protective cover 501, the end of the protective cover 501 is fixedly connected with an inclined material guiding plate 502, the protective cover 501 is fixedly installed on the top of the machine body 1, a pressing plate 503 is slidably connected inside the protective cover 501, the top end of the pressing plate 503 is fixedly connected with a hydraulic cylinder 504, and the concrete can be poured into the machine body 1 through the inclined material guiding plate 502, and then the hydraulic cylinder 504 drives the pressing plate 503 to move downward to push the concrete towards the crushing roller 3, improving the crushing efficiency.

[0027] During operation, the driving motor 205 drives the lifting screw 204 to rotate, the rotation of the lifting screw 204 drives the lifting slider 206 to move, the movement of the lifting slider 206 drives the lifting seat 207 to move, the movement of the lifting seat 207 drives the cleaning brush 208 to move, and the cleaning brush 208 is lowered to the surface of the inclined screen 4. Then the electric slide rail 201 drives the electric slider 202 to move, the movement of the electric slider 202 drives the vertical frame 203 to move, and the movement of the vertical frame 203 drives the cleaning brush 208 to move, so that the cleaning brush 208 moves along the surface of the inclined screen 4 to fully discharge the material and avoid residue. And during this process, the multiple arc protrusions 213 on the guide rail 212 form a wave structure, the guide wheel 211 continuously reciprocates along the wave structure, the movement of the guide wheel 211 drives the guide frame 210 to move, and the movement of the guide frame 210 in cooperation with the return spring 209 drives the cleaning brush 208 to move, cleaning the inclined screen 4 during the discharging process to avoid blockage and effectively improve the screening efficiency.

[0028] At the same time, the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

Claims

1. A device for recycling concrete waste, comprising a body (1), characterized in that: A crushing roller (3) is provided inside the machine body (1), an inclined screen (4) is provided at the bottom of the crushing roller (3), a material discharge and cleaning mechanism (2) is provided at the top of the inclined screen (4), and a material guide mechanism (5) is provided at the top of the machine body (1); The material discharge cleaning mechanism (2) comprises two electric slide rails (201), on which the two electric slide rails (201) are mounted electric sliders (202), the top of the electric sliders (202) are fixedly connected to a stand (203), the insides of the two stands (203) are rotatably connected to a lifting screw (204), the ends of the lifting screws (204) are fixedly connected to a driving motor (205), the lifting screws (204) are threadedly connected to a lifting slider (206), and the two lifting sliders (206) are connected to the lifting screws (206). 06), a lifting seat (207) is fixedly connected between the lifting seat (207), a cleaning brush (208) is slidably connected inside the lifting seat (207), one end of the cleaning brush (208) is provided with a return spring (209), the other end of the cleaning brush (208) is fixedly connected to a guide frame (210), the end of the guide frame (210) is rotatably connected to a guide wheel (211), one side of the guide wheel (211) is provided with a guide rail (212), and a plurality of arc protrusions (213) are fixedly connected to the guide rail (212).

2. The device for recycling concrete waste according to claim 1, characterized in that: The two electric slide rails (201) are symmetrically arranged on both sides of the top of the inclined screen (4), and the two electric slide rails (201) match the electric sliding block (202).

3. The device for recycling concrete waste according to claim 1, characterized in that: The lifting slider (206) is slidably connected to the inner wall of the stand (203), and the lifting seat (207) is threadedly connected to the two lifting screws (204) through the two lifting sliders (206).

4. The device for recycling concrete waste according to claim 1, characterized in that: One end of the return spring (209) is fixedly connected to the cleaning brush (208), and the other end of the return spring (209) is fixedly connected to the inner wall of the lifting seat (207).

5. The device for recycling concrete waste according to claim 1, characterized in that: The end of the guide frame (210) passes through the lifting seat (207) and the lifting slider (206) and extends to the outside thereof, and the end of the guide frame (210) contacts the guide rail (212) through the guide wheel (211).

6. The device for recycling concrete waste according to claim 1, characterized in that: The guide rail (212) is fixedly installed inside the machine body (1), and the plurality of circular arc protrusions (213) are evenly arranged on the guide rail (212), and intervals are provided between the plurality of circular arc protrusions (213).

7. The device for recycling concrete waste according to claim 1, characterized in that: The material guiding mechanism (5) comprises a protective cover (501), an end of which is fixedly connected to an inclined material guiding plate (502), and the protective cover (501) is fixedly mounted on the top of the machine body (1).

8. The device for recycling concrete waste according to claim 7, characterized in that: A pressure plate (503) is slidably connected inside the protective cover (501), and a hydraulic cylinder (504) is fixedly connected to the top of the pressure plate (503).

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