Waste asphalt mixture screening and washing device

Abstract

The utility model belongs to the technical field of screening and washing devices, and particularly relates to a waste asphalt mixture screening and washing device which comprises a base, a supporting roller is arranged in the base, a motor is fixedly installed at the front end of the base, and the output end of the motor penetrates through the base and is rotationally connected with the base. The tail end of the output end is fixedly connected with a supporting roller, a hollowed-out conveying belt is arranged on the outer side of the supporting roller, a support is welded to the lower end of the base, a cleaning mechanism is arranged on the support, a frame is welded to the upper end of the base, and a washing mechanism is arranged on the frame. According to the waste asphalt mixture washing device, the air cylinder drives the connecting pipe to ascend and descend, the water pump feeds water into the connecting pipe through the hose, then the height of the flow channel can be adjusted to wash waste asphalt mixtures, and when the height changes, the impact force changes, so that the waste asphalt mixtures are washed more thoroughly.

Description

Technical Field

[0001] The utility model belongs to the technical field of screening and washing devices, and particularly relates to a screening and washing device for waste asphalt mixture. Background Art

[0002] The utility model patent with the patent authorization announcement number CN219483551U discloses an asphalt concrete coarse aggregate washing, screening and drying device, belonging to the technical field of washing, screening and drying devices, and solving the problems in the prior art that the screening and drying structures are separated and both require manual intervention, resulting in low screening and drying efficiency. The utility model includes a washing and screening structure and a drying structure cooperating with the washing and screening structure; the washing and screening structure includes a support frame, a soaking tank with an opening at the top and an outlet at the bottom arranged on the support frame, a conveying mechanism cooperating with the soaking tank, and a cleaning structure for cleaning the aggregates on the conveying mechanism. The utility model is used for washing, screening and drying asphalt concrete coarse aggregates. However, when the device is in use, it is relatively inconvenient to clean the attachments on the hollow conveyor belt, and at the same time, the cleaning of waste asphalt mixture is not complete enough. Summary of the Invention

[0003] The purpose of the utility model is to provide a screening and washing device for waste asphalt mixture, which solves the problem that it is relatively inconvenient to clean the attachments on the hollow conveyor belt when the existing screening and washing device for waste asphalt mixture is in use, and also solves the problem that the cleaning of waste asphalt mixture is not complete enough.

[0004] To achieve the above purpose, the utility model provides a screening and washing device for waste asphalt mixture, including a base. A support roller is arranged inside the base. A motor is fixedly installed at the front end of the base. The output end of the motor penetrates through the base and is rotatably connected to the base. The end of the output end is fixedly connected to the support roller. A hollow conveyor belt is arranged outside the support roller. A bracket is welded at the lower end of the base. A cleaning mechanism is arranged on the bracket. A frame is welded at the upper end of the base. A washing mechanism is arranged on the frame.

[0005] The principle of the present utility model lies in: during use, pour the waste asphalt mixture onto the hollow conveyor belt, start the motor, the motor drives the support rollers to rotate, the support rollers drive the hollow conveyor belt to move and drive the waste asphalt mixture to move. During this process, the limiting plate guides the movement of the waste asphalt mixture to prevent large pieces of waste from falling off the hollow conveyor belt. Start the cylinder, the cylinder drives the connecting pipe to move up and down, and the water pump injects water into the connecting pipe through a hose, so that the flow channel can adjust the height to wash the waste asphalt mixture. When the height changes, the impact force changes, making the cleaning of the waste asphalt mixture cleaner. During the movement of the hollow conveyor belt, the spring acts on the support plate, causing the scraping blade to be pressed against the hollow conveyor belt. During the movement of the hollow conveyor belt, the surface of the hollow conveyor belt is scraped and cleaned, making the cleaning of the hollow conveyor belt more convenient.

[0006] The beneficial effect of the present utility model lies in: through the spring acting on the support plate, the scraping blade is pressed against the hollow conveyor belt. During the movement of the hollow conveyor belt, the surface of the hollow conveyor belt is scraped and cleaned, making the cleaning of the hollow conveyor belt more convenient.

[0007] The cylinder drives the connecting pipe to move up and down, and the water pump injects water into the connecting pipe through a hose, so that the flow channel can adjust the height to wash the waste asphalt mixture. When the height changes, the impact force changes, making the cleaning of the waste asphalt mixture cleaner.

[0008] Furthermore, a limiting plate is fixedly connected inside the frame, and the limiting plate is slidably connected to the hollow conveyor belt. By setting the limiting plate, the movement of the waste is guided.

[0009] Furthermore, the cleaning mechanism includes a support plate, a sliding rod, a support board, a retaining ring, a spring, a scraping blade, and a guide rod. The support plate is welded inside the bracket, the sliding rod is slidably connected inside the support plate, the upper end of the sliding rod is welded with the support board, the retaining ring is fixedly connected to the outer side of the middle part of the sliding rod, the spring is arranged on the outer side of the sliding rod, the scraping blade is welded to the upper end of the support board, and the scraping blade contacts the hollow conveyor belt. Through the spring acting on the support board, the scraping blade is pressed against the hollow conveyor belt. During the movement of the hollow conveyor belt, the surface of the hollow conveyor belt is scraped and cleaned, making the cleaning of the hollow conveyor belt more convenient.

[0010] Furthermore, one end of the spring is fixedly connected to the retaining ring, and the other end of the spring is fixedly connected to the support plate. By setting the spring, the retaining ring is facilitated to reset.

[0011] Furthermore, the guide rod is welded to the lower end of the support board, and the guide rod is slidably connected to the support plate. By setting the guide rod, the movement of the support plate is guided.

[0012] Further, the water washing mechanism includes a cylinder, a connecting sleeve, a limit pin, a connecting pipe, a water pump, a hose, and a flow channel. A cylinder is fixedly installed in the middle of the upper end of the frame. The cylinder rod of the cylinder penetrates through the frame and is slidably connected to the frame. A connecting sleeve is slidably connected to the outer side of the lower end of the cylinder rod. A connecting pipe is fixedly connected to the lower end of the connecting sleeve. A water pump is fixedly installed on the upper end of the frame and on the left side of the cylinder. A hose is fixedly connected to the lower end of the water pump. The hose is fixedly connected to the connecting pipe. A flow channel is fixedly connected to the lower end of the connecting pipe. The connecting pipe is lifted and lowered by the cylinder, and the water pump intakes water into the connecting pipe through the hose, so that the height of the flow channel can be adjusted to wash the waste asphalt mixture. When the height changes, the impact force changes, making the cleaning of the waste asphalt mixture cleaner.

[0013] Further, a limit pin is slidably connected inside the connecting sleeve, and the limit pin is threadedly connected to the cylinder rod. By providing the limit pin, the connection between the connecting sleeve and the cylinder rod is realized. Description of the Drawings

[0014] Figure 1 is a three-dimensional view of the overall structure of the waste asphalt mixture screening and water washing device according to the embodiment of the present invention;

[0015] Figure 2 is the waste asphalt mixture screening and water washing device according to the embodiment of the present invention Figure 1 bottom view;

[0016] Figure 3 is the waste asphalt mixture screening and water washing device according to the embodiment of the present invention Figure 1 partial front sectional view;

[0017] Figure 4 is the waste asphalt mixture screening and water washing device according to the embodiment of the present invention Figure 1 enlarged view at A in; Detailed Embodiment

[0018] The following is further detailed through specific embodiments:

[0019] The reference numerals in the drawings of the specification include: base 1, support roller 2, motor 3, hollow conveyor belt 4, bracket 5, cleaning mechanism 6, frame 7, water washing mechanism 8, limit plate 9, support plate 61, sliding rod 62, support plate 63, retaining ring 64, spring 65, scraping blade 66, guide rod 67, cylinder 81, connecting sleeve 82, limit pin 83, connecting pipe 84, water pump 85, hose 86, flow channel 87.

[0020] As Figure 1 , Figure 2As shown in the figure, this embodiment provides a screening and water washing device for waste asphalt mixture, which includes a base 1. A support roller 2 is arranged inside the base 1. A motor 3 is fixedly installed at the front end of the base 1. The output end of the motor 3 penetrates through the base 1 and is rotatably connected to the base 1. The end of the output end is fixedly connected to the support roller 2. A hollow conveyor belt 4 is arranged outside the support roller 2. A bracket 5 is welded to the lower end of the base 1. A cleaning mechanism 6 is arranged on the bracket 5. A frame 7 is welded to the upper end of the base 1. A water washing mechanism 8 is arranged on the frame 7. A limiting plate 9 is fixedly connected inside the frame 7. The limiting plate 9 is slidably connected to the hollow conveyor belt 4. By setting the limiting plate 9, the movement of the waste is guided.

[0021] As Figure 1 , Figure 2 , Figure 4 shown, the cleaning mechanism 6 includes a support plate 61, a slide bar 62, a support board 63, a retaining ring 64, a spring 65, a scraping blade 66, and a guide rod 67. A support plate 61 is welded inside the bracket 5. A slide bar 62 is slidably connected inside the support plate 61. The upper end of the slide bar 62 is welded to the support board 63. A retaining ring 64 is fixedly connected to the outer side of the middle part of the slide bar 62. A spring 65 is arranged outside the slide bar 62. One end of the spring 65 is fixedly connected to the retaining ring 64, and the other end of the spring 65 is fixedly connected to the support plate 61. By setting the spring 65, the retaining ring 64 is facilitated to reset. A scraping blade 66 is welded to the upper end of the support board 63. The scraping blade 66 contacts the hollow conveyor belt 4. A guide rod 67 is welded to the lower end of the support board 63. The guide rod 67 is slidably connected to the support plate 61. By setting the guide rod 67, the movement of the support plate 61 is guided. Under the action of the spring 65 on the support board 63, the scraping blade 66 is pressed against the hollow conveyor belt 4. During the movement of the hollow conveyor belt 4, the surface of the hollow conveyor belt 4 is scraped and cleaned, making the cleaning of the hollow conveyor belt 4 more convenient.

[0022] As Figure 1 , Figure 2 , Figure 3As shown in the figure, the water washing mechanism 8 includes a cylinder 81, a connecting sleeve 82, a limit pin 83, a connecting pipe 84, a water pump 85, a hose 86, and a flow channel 87. A cylinder 81 is fixedly installed in the middle of the upper end of the frame 7. The cylinder rod of the cylinder 81 penetrates through the frame 7 and is slidably connected to the frame 7. The outer side of the lower end of the cylinder rod is slidably connected to a connecting sleeve 82. A limit pin 83 is slidably connected inside the connecting sleeve 82. The limit pin 83 is threadedly connected to the cylinder rod. By setting the limit pin 83, the connecting sleeve 82 and the cylinder rod are connected. The lower end of the connecting sleeve 82 is fixedly connected to a connecting pipe 84. A water pump 85 is fixedly installed at the upper end of the frame 7 and on the left side of the cylinder 81. The lower end of the water pump 85 is fixedly connected to a hose 86. The hose 86 is fixedly connected to the connecting pipe 84. The lower end of the connecting pipe 84 is fixedly connected to a flow channel 87. The cylinder 81 drives the connecting pipe 84 to rise and fall, and the water pump 85 injects water into the connecting pipe 84 through the hose 86, so that the height of the flow channel 87 can be adjusted to wash the waste asphalt mixture. When the height changes, the impact force changes, making the cleaning of the waste asphalt mixture cleaner.

[0023] The specific implementation process of the present utility model: When in use, pour the waste asphalt mixture on the hollow conveyor belt 4, start the motor 3, the motor 3 drives the support roller 2 to rotate, the support roller 2 drives the hollow conveyor belt 4 to move and drive the waste asphalt mixture to move. During this process, the limit plate 9 guides the movement of the waste asphalt mixture to prevent large pieces of waste from falling off the hollow conveyor belt 4. Start the cylinder 81, the cylinder 81 drives the connecting pipe 84 to rise and fall, and the water pump 85 injects water into the connecting pipe 84 through the hose 86, so that the height of the flow channel 87 can be adjusted to wash the waste asphalt mixture. When the height changes, the impact force changes, making the cleaning of the waste asphalt mixture cleaner. During the movement of the hollow conveyor belt 4, the spring 65 acts on the support plate 63, so that the scraping blade 66 is pressed against the hollow conveyor belt 4. During the movement of the hollow conveyor belt 4, the surface of the hollow conveyor belt 4 is scraped and cleaned, making the cleaning of the hollow conveyor belt 4 more convenient.

[0024] The spring 65 acts on the support plate 63, so that the scraping blade 66 is pressed against the hollow conveyor belt 4. During the movement of the hollow conveyor belt 4, the surface of the hollow conveyor belt 4 is scraped and cleaned, making the cleaning of the hollow conveyor belt 4 more convenient.

[0025] The cylinder 81 drives the connecting pipe 84 to rise and fall, and the water pump 85 injects water into the connecting pipe 84 through the hose 86, so that the height of the flow channel 87 can be adjusted to wash the waste asphalt mixture. When the height changes, the impact force changes, making the cleaning of the waste asphalt mixture cleaner.

[0026] It should be noted in advance that in the present invention, unless otherwise clearly specified and defined, terms such as "installation", "connection", "attachment", "fixation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The above are only embodiments of the present invention, and common knowledge such as specific structures and characteristics known in the art are not described in detail herein. It should be noted that for those skilled in the art, without departing from the structure of the present invention, several deformations and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the implementation effect of the present invention and the practicability of the patent. The protection scope required by this application should be based on the content of its claims, and the specific implementation manners described in the specification can be used to interpret the content of the claims.

Claims

1. A screening and washing device for waste asphalt mixture, comprising a base, characterized in that: A support roller is arranged inside the base. A motor is fixedly installed at the front end of the base. The output end of the motor penetrates through the base and is rotationally connected to the base. The end of the output end is fixedly connected to the support roller. A hollow conveyor belt is arranged outside the support roller. A bracket is welded to the lower end of the base. A cleaning mechanism is arranged on the bracket. A frame is welded to the upper end of the base. A water washing mechanism is arranged on the frame.

2. The screening and washing device for waste asphalt mixture according to claim 1, wherein: A limiting plate is fixedly connected inside the frame. The limiting plate is slidably connected to the hollow conveyor belt.

3. The waste asphalt mixture screening and water washing device according to claim 1, wherein: The cleaning mechanism includes a support plate, a sliding rod, a support board, a retaining ring, a spring, a scraping blade, and a guide rod. A support plate is welded inside the bracket. A sliding rod is slidably connected inside the support plate. A support board is welded to the upper end of the sliding rod. A retaining ring is fixedly connected to the outer side of the middle part of the sliding rod. A spring is arranged outside the sliding rod. A scraping blade is welded to the upper end of the support board. The scraping blade contacts the hollow conveyor belt.

4. The waste asphalt mixture screening and washing device according to claim 3, characterized in that: One end of the spring is fixedly connected to the retaining ring, and the other end of the spring is fixedly connected to the support plate.

5. The screening and washing device for waste asphalt mixture according to claim 3, wherein: A guide rod is welded to the lower end of the support board. The guide rod is slidably connected to the support plate.

6. The waste asphalt mixture screening and washing device according to claim 1, wherein: The water washing mechanism includes a cylinder, a connecting sleeve, a limiting pin, a connecting pipe, a water pump, a hose, and a flow channel. A cylinder is fixedly installed in the middle of the upper end of the frame. The cylinder rod of the cylinder penetrates through the frame and is slidably connected to the frame. The outer side of the lower end of the cylinder rod is slidably connected to a connecting sleeve. A connecting pipe is fixedly connected to the lower end of the connecting sleeve. A water pump is fixedly installed on the upper end of the frame and on the left side of the cylinder. A hose is fixedly connected to the lower end of the water pump. The hose is fixedly connected to the connecting pipe. A flow channel is fixedly connected to the lower end of the connecting pipe.

7. The waste asphalt mixture screening and washing device according to claim 6, characterized in that: A limiting pin is slidably connected inside the connecting sleeve. The limiting pin is threadedly connected to the cylinder rod.

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