Building muck removing and classifying device for solid waste utilization sound barrier

Abstract

The invention discloses a building muck removing and classifying device for a solid waste utilization sound barrier, and relates to the technical field of building material recycling equipment.The building muck removing and classifying device comprises a supporting table, supporting columns are fixedly connected to the four corners of the top of the supporting table, and a screening box is fixedly connected to the top ends of the four supporting columns; and three recycling boxes are arranged at the top of the supporting table. In the screening and classifying process of the building residue soil, the residue soil is firstly conveyed to the material crushing roller through the material guide groove to be crushed, then materials fall into the magnetic force belt to be conveyed, metal materials in the materials can be adsorbed by the magnetic force belt, and the metal materials are scraped to the recycling box on the right side under the action of the material scraping plate; and residual materials firstly fall on the inclined vibrating screen, fine particles can fall into the recycling box on the left side after screening, large fragments can fall into the recycling box in the middle after screening, the treatment efficiency of the building muck is remarkably improved through the series of screening and classifying steps, and the recycled muck materials can be conveniently used for preparing sound barriers.

Description

Technical Field

[0001] The invention relates to the technical field of building material recycling equipment, and in particular to a building debris removal and classification device for solid waste utilizing sound barriers. Background Art

[0002] Solid wastes such as construction debris and silt generated by new construction, renovation, and expansion projects have placed a heavy burden on the environment. By using these solid wastes to prepare sound barriers, the waste soil and rocks generated during the construction process can be effectively treated. The sound barriers thus manufactured help reduce noise pollution, improve the quality of life of residents around the building, save land resources for stacking waste, and reduce landfill operations. After screening and separation by construction debris removal and sorting equipment, the materials in the debris can be recycled, while ensuring that the removed debris meets the preparation standards for sound barriers. This process not only realizes the recycling of resources, but also promotes environmental protection.

[0003] The existing technology has the following problems: The current construction waste removal and sorting equipment is limited to screening of construction waste materials of different sizes during operation, and lacks the function of effectively removing metal components in the construction waste, which limits the efficiency of the sorting equipment. At the same time, these devices will generate a lot of dust when in use, causing air pollution and possibly endangering the health of surrounding workers. In addition, the existing equipment is inconvenient to position the sorting box when in use, which can easily cause the sorting box to shift in position, which is not conducive to the collection of construction waste materials, thereby affecting the normal operation of the construction waste removal and sorting equipment. Summary of the invention

[0004] The present invention provides a construction waste removal and classification device for solid waste utilizing sound barriers to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: A construction debris removal and classification device for solid waste utilizing sound barriers comprises a support platform, the top four corners of the support platform are fixedly connected to support columns, the tops of the four support columns are fixedly connected to a screening box, the top of the screening box is fixedly connected to a feed hopper, the left top of the screening box is fixedly connected to a dust removal mechanism, three recovery boxes are arranged on the top of the support platform, and three positioning mechanisms are arranged on the front side of the support platform.

[0006] A material guide trough is provided at the top of the screening box, and the material guide trough is arranged at the bottom of the feed hopper. Three crushing rollers are arranged at the bottom of the material guide trough, and the crushing rollers are movably connected to the inside of the screening box and fixedly connected to a transmission wheel at the front end. The outer surfaces of the three transmission wheels are meshed with each other. A first motor is fixedly connected to the upper front side of the front side of the inner surface of the screening box, and the output shaft of the first motor is fixedly connected to the front side of the middle transmission wheel. The left and right sides of the middle part of the inner wall of the screening box are movably connected with transmission pulleys, and the outer surfaces of the two transmission pulleys are transmission-connected with a magnetic belt. A second motor is fixedly connected to the right side of the middle part of the inner wall of the screening box, and the output shaft of the second motor is fixedly connected to the front end of the transmission pulley on the right side. A scraper plate is fixedly connected to the right side of the bottom of the inner wall of the screening box, and the top of the scraper plate penetrates to the right side of the bottom of the outer surface of the magnetic belt. A partition plate is fixedly connected to the center of the bottom of the inner wall of the screening box, and an oblique vibrating screen is fixedly connected to the left side of the bottom of the inner wall of the screening box.

[0007] The dust removal mechanism comprises an annular guiding pipe and a dust removal box, the annular guiding pipe is fixedly connected to the inner surface of the material guiding trough, the inner surface of the annular guiding pipe is fixedly connected to a plurality of coarse filter screens, the left side of the annular guiding pipe is fixedly connected to an exhaust pipe, the dust removal box is fixedly connected to the left top of the screening box, the left end of the exhaust pipe passes through the left outside of the dust removal box, the inner surface of the left end of the exhaust pipe is fixedly connected to an exhaust fan, the middle part of the inner surface of the exhaust pipe is fixedly connected to a fine filter screen, the right side of the fine filter screen is rotatably connected to a scraper plate, a material dropping trough is provided inside the dust removal box, the fourth motor is fixedly connected to the left side of the inner wall of the material dropping trough, the scraper plate is rotatably connected to the inside of the material dropping trough and is fixedly connected to the output shaft of the fourth motor, a collecting box is provided at the bottom of the material dropping trough, and the collecting box is slidably inserted at the lower left side of the dust removal box.

[0008] A further improvement of the technical solution of the present invention is that a support plate is fixedly connected to the middle part of the oblique vibrating screen, a movable groove is opened inside the support plate, a third motor is fixedly installed on the right end of the inner wall of the movable groove, and the output shaft of the third motor is fixedly connected to several first-fixed worm gears.

[0009] A further improvement of the technical solution of the present invention is that the bottom of the outer surface of the worm is meshedly connected with a worm wheel, the front and rear sides of the outer surface of the worm wheel are fixedly connected with a connecting shaft, and the end of the connecting shaft away from the worm wheel passes through the bottom of the oblique vibrating screen and is fixedly connected with a knocking block.

[0010] A further improvement of the technical solution of the present invention is that the scraper plate includes a rotating plate, which is rotatably connected to the right side of the fine filter and fixedly connected to the output shaft of the fourth motor, and U-shaped grooves are provided on both upper and lower sides of the outer surface of the rotating plate, and the inner surface of the U-shaped groove is slidably connected with an arc-shaped push plate.

[0011] A further improvement of the technical solution of the present invention is that: the opposing surfaces of the two arc-shaped push plates are fixedly connected with semicircular top plates, a sliding groove 1 is opened on the opposing surfaces of the two U-shaped grooves, the semicircular top plates are slidably connected inside the sliding groove 1, and a tensioning spring is fixedly connected on the front and rear sides of the opposing surfaces of the two semicircular top plates, an eccentric column is arranged at the lower part of the interior of the sliding groove 1, and the right end of the tensioning spring is fixedly connected to the right side of the inner wall of the blanking trough.

[0012] A further improvement of the technical solution of the present invention is that: the positioning mechanism includes a pressing column, three sliding slots are opened on the front side of the support platform, the pressing column is slidably inserted into the interior of the sliding slot and the rear end is fixedly connected to a tightening spring, and the rear end of the tightening spring is fixedly connected to the rear surface of the inner wall of the sliding slot.

[0013] A further improvement of the technical solution of the present invention is that a sliding push rod is fixedly connected to the middle of the rear end of the pressing column, three sliding grooves 2 are opened on the front and rear sides of the interior of the screening box, the rear end of the sliding push rod penetrates into the interior of the sliding groove 2, and the outer surface of the sliding push rod is fixedly connected to left and right connecting columns on the front and rear sides.

[0014] A further improvement of the technical solution of the present invention is that: the left and right ends of the connecting column are movably connected with pull rods, and the tops of the two pull rods are movably connected with a limit baffle, the limit baffle is slidably connected to the inside of the sliding groove 2 and the top end passes through the top of the support platform, and the two limit baffles are respectively arranged below the front and rear sides of the recycling box.

[0015] Due to the adoption of the above technical solution, the present invention has the following technical advances compared with the prior art: 1. The present invention provides a device for removing and classifying construction waste for solid waste utilizing sound barriers. Through the cooperation among a material guide trough, a crushing roller, a driving wheel, a first motor, a driving pulley, a magnetic belt, a second motor, a scraper plate, a partition plate, and an oblique vibrating screen, in the screening and classification process of construction waste, the waste is first transported to the crushing roller through the material guide trough for crushing treatment, and then the material falls into the magnetic belt for transportation. The metal material therein will be adsorbed by the magnetic belt, and through the action of the scraper plate, the metal material is scraped to the recovery box on the right, and the remaining material first falls on the oblique vibrating screen. After screening, fine particles will fall into the recovery box on the left, and larger fragments will fall into the recovery box in the middle. This series of screening and classification steps significantly improves the processing efficiency of construction waste and facilitates the recycling of waste materials for the preparation of sound barriers.

[0016] 2. The present invention provides a construction waste removal and classification device for solid waste utilizing sound barriers. Through the cooperation among the annular conducting pipe, coarse filter screen, exhaust pipe, dust removal box, exhaust fan, fine filter screen, fourth motor, scraper plate and collection box, by starting the exhaust fan, the annular conducting pipe and the exhaust pipe can be used to effectively suck the dust generated in the screening process. Subsequently, the dust is filtered through the fine filter screen. Next, the fourth motor is started to rotate the scraper plate to scrape the filtered dust into the collection box, thereby preventing the floating dust from affecting the surrounding air quality and human health. This makes the use of the construction waste removal and classification device more convenient.

[0017] 3. The present invention provides a construction waste removal and classification device for solid waste utilizing sound barriers. Through the mutual cooperation among the pressing column, the tightening spring, the sliding push rod, the connecting column, the pulling rod, and the limit baffle, in the process of recycling the construction waste materials using the recycling box, the recycling box will be placed on the support table and fixed to the front and rear sides of the recycling box by the limit baffle, which can ensure that the position of the recycling box is accurately positioned to prevent displacement during the material recycling process, thereby avoiding affecting the efficiency and quality of material recycling, which makes the operation of the construction waste removal and classification device more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of the cross-sectional structure of the screening box of the present invention; Figure 3 is a schematic diagram of the cross-sectional structure of the support plate of the present invention; Figure 4 It is a cross-sectional structural schematic diagram of the dust removal mechanism of the present invention; Figure 5 It is a schematic diagram of the cross-sectional structure of the scraper plate of the present invention; Figure 6 It is a schematic diagram of the cross-sectional structure of the support platform of the present invention.

[0019] In the figure: 1, support table; 11, support column; 2, screening box; 21, guide trough; 22, crushing roller; 23, transmission wheel; 24, first motor; 25, transmission pulley; 26, magnetic belt; 27, second motor; 28, scraper plate; 29, partition plate; 210, oblique vibrating screen; 211, support plate; 212, third motor; 213, worm; 214, worm wheel; 215, connecting shaft; 216, knocking block; 3, feed hopper; 4, dust removal mechanism; 41, annular conduction pipe ; 42. Coarse filter; 43. Exhaust duct; 44. Dust removal box; 45. Exhaust fan; 46. Fine filter; 47. Fourth motor; 48. Scraper plate; 481. Rotating plate; 482. U-shaped groove; 483. Arc push plate; 484. Semicircular top plate; 485. Tension spring; 486. Eccentric column; 49. Collecting box; 5. Recovery box; 6. Positioning mechanism; 61. Pressing column; 62. Tension spring; 63. Sliding push rod; 64. Connecting column; 65. Pull rod; 66. Limit baffle. DETAILED DESCRIPTION

[0020] The present invention is further described in detail below in conjunction with embodiments: Example 1 like Figure 1-3As shown, the present invention provides a construction waste removal and classification device for solid waste utilization sound barrier, including a support platform 1, the top four corners of the support platform 1 are fixedly connected with support columns 11, the tops of the four support columns 11 are fixedly connected with a screening box 2, the top of the screening box 2 is fixedly connected with a feed hopper 3, the left top of the screening box 2 is fixedly connected with a dust removal mechanism 4, three recovery boxes 5 are arranged on the top of the support platform 1, and three positioning mechanisms 6 are arranged on the front side of the support platform 1. A guide trough 21 is opened on the top of the screening box 2, and the guide trough 21 is arranged at the bottom of the feed hopper 3. Three crushing rollers 22 are arranged at the bottom of the guide trough 21. The crushing rollers 22 are movably connected to the inside of the screening box 2 and the front end is fixedly connected with a transmission wheel 23, and the outer surfaces of the three transmission wheels 23 are meshed with each other. A first motor 24 is fixedly connected to the upper front side of the inner surface of the screening box 2, and the output shaft of the first motor 24 is fixedly connected to the front side of the middle transmission wheel 23. The left and right sides of the middle part of the inner wall of the screening box 2 are movably connected with transmission pulleys 25, and the outer surfaces of the two transmission pulleys 25 A magnetic belt 26 is connected to the surface transmission, a second motor 27 is fixedly connected to the right side of the middle of the inner wall of the screening box 2, the output shaft of the second motor 27 is fixedly connected to the front end of the transmission pulley 25 on the right side, a scraper plate 28 is fixedly connected to the right side of the bottom of the inner wall of the screening box 2, the top of the scraper plate 28 penetrates to the right side of the bottom of the outer surface of the magnetic belt 26, a partition plate 29 is fixedly connected to the center of the bottom of the inner wall of the screening box 2, an oblique vibrating screen 210 is fixedly connected to the left side of the bottom of the inner wall of the screening box 2, and the middle of the oblique vibrating screen 210 is fixedly connected to the bottom of the inner wall of the screening box 2. A support plate 211 is fixedly connected, a movable groove is opened inside the support plate 211, a third motor 212 is fixedly installed on the right end of the inner wall of the movable groove, the output shaft of the third motor 212 is fixedly connected to a plurality of first-fixed worms 213, the bottom of the outer surface of the worm 213 is meshingly connected to a worm wheel 214, the outer surface of the worm wheel 214 is fixedly connected to a connecting shaft 215 on both the front and rear sides, the end of the connecting shaft 215 away from the worm wheel 214 passes through the bottom of the oblique vibrating screen 210 and is fixedly connected to a knocking block 216.

[0021] In this embodiment, when the construction waste is screened and classified, the construction waste will enter the interior of the screening box 2 through the feed hopper 3, and can fall into the crushing roller 22 after being transported by the guide trough 21. By starting the first motor 24, the transmission wheel 23 can drive the crushing roller 22 to crush the construction waste, and then the waste will fall onto the magnetic belt 26. By starting the second motor 27, the transmission belt wheel 25 can drive the magnetic belt 26 to rotate, so as to realize the transportation of the material. At the same time, the metal material in the waste will be adsorbed on the magnetic belt 26, and the metal material can be scraped to the right by the scraper plate 28. The remaining materials will first fall onto the oblique vibrating screen 210, and by starting the third motor 212, the worm 213 can drive the worm wheel 214 to rotate, so that the connecting shaft 215 can drive the knocking block 216 to rotate, and the oblique vibrating screen 210 can be repeatedly knocked to realize the screening of materials, resulting in fine particles falling into the recycling box 5 on the left, and larger fragments will fall into the recycling box 5 in the middle, completing the screening and classification of construction waste, improving the screening efficiency of construction waste, and facilitating the preparation of sound barriers using recycled waste materials.

[0022] Example 2 like Figure 4-5As shown, on the basis of Example 1, the present invention provides a technical solution: preferably, the dust removal mechanism 4 includes an annular guide pipe 41 and a dust removal box 44, the annular guide pipe 41 is fixedly connected to the inner surface of the guide trough 21, a plurality of coarse filter screens 42 are fixedly connected to the inner surface of the annular guide pipe 41, an exhaust pipe 43 is fixedly connected to the left side of the annular guide pipe 41, the dust removal box 44 is fixedly connected to the left top of the screening box 2, the left end of the exhaust pipe 43 penetrates to the left outside of the dust removal box 44, an exhaust fan 45 is fixedly connected to the inner surface of the left end of the exhaust pipe 43, a fine filter screen 46 is fixedly connected to the middle part of the inner surface of the exhaust pipe 43, a scraper plate 48 is rotatably connected to the right side of the fine filter screen 46, a blanking trough is provided inside the dust removal box 44, a fourth motor 47 is fixedly connected to the left side of the inner wall of the blanking trough, and the scraper plate 48 is rotatably connected to the inside of the blanking trough and connected to the output of the fourth motor 47 The shaft is fixedly connected, a collecting box 49 is provided at the bottom of the blanking chute, and the collecting box 49 is slidably inserted in the lower left side of the dust removal box 44. The scraper plate 48 includes a rotating plate 481, which is rotatably connected to the right side of the fine filter 46 and fixedly connected to the output shaft of the fourth motor 47. U-shaped grooves 482 are provided on the upper and lower sides of the outer surface of the rotating plate 481, and an arc-shaped push plate 483 is slidably connected to the inner surface of the U-shaped groove 482. The opposite surfaces of the two arc-shaped push plates 483 are fixedly connected with semicircular top plates 484. A sliding groove 1 is provided on the opposite surfaces of the two U-shaped grooves 482. The semicircular top plate 484 is slidably connected to the inside of the sliding groove 1. A tensioning spring 485 is fixedly connected to the front and rear sides of the opposite surfaces of the two semicircular top plates 484. An eccentric column 486 is provided at the lower inside of the sliding groove 1, and the right end of the tensioning spring 485 is fixedly connected to the right side of the inner wall of the blanking chute.

[0023] In this embodiment, when the construction waste removal and classification device is in use, by starting the exhaust fan 45, the dust and air generated during the screening process can be sucked through the annular conduction pipe 41 and the exhaust pipe 43, and the coarse filter 42 can prevent the construction waste from entering the inside of the annular conduction pipe 41, and then the fine filter 46 can filter the dust in the air so that the dust can fall into the inside of the U-shaped groove 482, and then by starting the fourth motor 47, the rotating disk 481 can be rotated, and the filtered dust can be scraped into the collection box 49 through the U-shaped groove 482, and when the top U-shaped groove 482 rotates to the bottom, the eccentric column 486 will push the semi-circular top plate 484, so that the arc push plate 483 slides in the U-shaped groove 482, and the dust can be pushed down, making the collection of dust more convenient, avoiding the floating of dust from affecting the surrounding air quality and human health, and making the use of the construction waste removal and classification device more convenient.

[0024] Example 3 like Figure 6As shown, on the basis of Example 1, the present invention provides a technical solution: preferably, the positioning mechanism 6 includes a pressing column 61, and three sliding slots are opened on the front side of the support platform 1. The pressing column 61 is slidably inserted into the interior of the sliding slot and the rear end is fixedly connected to the tightening spring 62, and the rear end of the tightening spring 62 is fixedly connected to the rear surface of the inner wall of the sliding slot, and a sliding push rod 63 is fixedly connected to the middle part of the rear end of the pressing column 61. Three sliding slots 2 are opened on the front and rear sides of the interior of the screening box 2, and the rear end of the sliding push rod 63 penetrates into the interior of the sliding slot 2. The outer surface of the sliding push rod 63 is fixedly connected to left and right connecting columns 64 on the front and rear sides, and the left and right ends of the connecting column 64 are movably connected to a pulling rod 65, and the top of the two pulling rods 65 is movably connected to a limit baffle 66, which is slidably connected to the interior of the sliding slot 2 and the top end penetrates to the top of the support platform 1. The two limit baffles 66 are respectively arranged at the bottom of the front and rear sides of the recovery box 5.

[0025] In this embodiment, when the slag material is recycled through the recycling box 5, the recycling box 5 will be placed on the support platform 1, and the limit baffle 66 will be used to block the front and rear sides of the recycling box 5, so that the position of the recycling box 5 can be positioned to avoid displacement when recycling materials. When the recycling box 5 is taken out, the pressing column 61 is squeezed so that the pressing column 61 retracts into the inside of the sliding slot, but the spring 62 is squeezed to enable the sliding push rod 63 to drive the connecting column 64 to slide, and the limit baffle 66 can be pulled back by the pulling rod 65, which facilitates the removal of the recycling box 5 and makes the use of the construction slag removal and classification device more convenient.

[0026] The working principle of the construction waste removal and classification device for solid waste utilizing sound barriers is described in detail below.

[0027] like Figure 1-6As shown, during the screening and classification of construction waste, the recycling box 5 is placed on the support platform 1 and fixed on the front and rear sides of the recycling box 5 by the limit baffle 66 to ensure the precise positioning of its position. Then, the construction waste enters the screening box 2 through the feed hopper 3 and falls into the crushing roller 22 through the guide trough 21 for crushing. Then, the waste is transported to the magnetic belt 26, and the metal materials therein will be adsorbed by the magnetic belt 26. The scraper plate 28 then scrapes the metal materials into the recycling box 5 on the right, and the remaining materials first fall on the oblique vibrating screen 210. After starting the third motor 212, the worm 213 drives the worm wheel 214 to rotate, so that the connecting shaft 215 drives the knocking block 216 to continuously knock the oblique vibrating screen 210. The screening of materials is achieved, and the fine particles fall into the recycling box 5 on the left, while the larger fragments fall into the recycling box 5 in the middle, thereby completing the screening and classification of construction waste, improving the screening efficiency, and facilitating the recovery of waste materials for the preparation of sound barriers. In addition, by starting the exhaust fan 45, the annular guide pipe 41 and the exhaust pipe 43 can suck the dust and air generated during the screening process, and the fine filter screen 46 then filters the dust in the air and deposits the dust in the U-shaped groove 482. Finally, by starting the fourth motor 47, the rotating disk 481 starts to rotate, and the filtered dust is scraped into the collection box 49, which effectively prevents the floating dust from affecting the surrounding air quality and human health, making the use of the construction waste removal and classification device more convenient.

[0028] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A construction waste removal and classification device for solid waste utilizing a sound barrier, comprising a support platform (1), wherein the top four corners of the support platform (1) are fixedly connected to support columns (11), characterized in that: A screening box (2) is fixedly connected to the top of the four support columns (11), a feed hopper (3) is fixedly connected to the top of the screening box (2), a dust removal mechanism (4) is fixedly connected to the top of the left side of the screening box (2), three recovery boxes (5) are arranged on the top of the support platform (1), and three positioning mechanisms (6) are arranged on the front side of the support platform (1); A material guide trough (21) is provided at the top of the screening box (2), and the material guide trough (21) is arranged at the bottom of the feed hopper (3). Three crushing rollers (22) are arranged at the bottom of the material guide trough (21). The crushing rollers (22) are movably connected to the inside of the screening box (2) and fixedly connected to a transmission wheel (23) at the front end. The outer surfaces of the three transmission wheels (23) are meshed with each other. A first motor (24) is fixedly connected to the upper front side of the inner surface of the screening box (2). The output shaft of the first motor (24) is fixedly connected to the front side of the middle transmission wheel (23). A transmission belt is movably connected to both left and right sides of the middle of the inner wall of the screening box (2). The outer surfaces of the two driving pulleys (25) are connected to a magnetic belt (26) in a transmission manner. A second motor (27) is fixedly connected to the right side of the middle of the inner wall of the screening box (2). The output shaft of the second motor (27) is fixedly connected to the front end of the driving pulley (25) on the right side. A scraper plate (28) is fixedly connected to the right side of the bottom of the inner wall of the screening box (2). The top of the scraper plate (28) extends to the right side of the bottom of the outer surface of the magnetic belt (26). A partition plate (29) is fixedly connected to the center of the bottom of the inner wall of the screening box (2). An oblique vibrating screen (210) is fixedly connected to the left side of the bottom of the inner wall of the screening box (2). The dust removal mechanism (4) comprises an annular guide tube (41) and a dust removal box (44); the annular guide tube (41) is fixedly connected to the inner surface of the material guide trough (21); a plurality of coarse filter screens (42) are fixedly connected to the inner surface of the annular guide tube (41); an exhaust pipe (43) is fixedly connected to the left side of the annular guide tube (41); the dust removal box (44) is fixedly connected to the left top of the screening box (2); the left end of the exhaust pipe (43) passes through the left exterior of the dust removal box (44); the inner surface of the left end of the exhaust pipe (43) is fixedly connected to An exhaust fan (45), a fine filter (46) is fixedly connected to the middle of the inner surface of the exhaust pipe (43), a scraper plate (48) is rotatably connected to the right side of the fine filter (46), a material drop chute is provided inside the dust removal box (44), a fourth motor (47) is fixedly connected to the left side of the inner wall of the material drop chute, the scraper plate (48) is rotatably connected to the inside of the material drop chute and is fixedly connected to the output shaft of the fourth motor (47), a collection box (49) is provided at the bottom of the material drop chute, and the collection box (49) is slidably plugged into the lower left side of the dust removal box (44).

2. The device for removing and classifying construction waste using a sound barrier for solid waste according to claim 1, characterized in that: A support plate (211) is fixedly connected to the middle of the oblique vibrating screen (210), a movable groove is provided inside the support plate (211), a third motor (212) is fixedly mounted on the right end of the inner wall of the movable groove, and a plurality of first-fixed worm gears (213) are fixedly connected to the output shaft of the third motor (212).

3. The device for removing and classifying construction waste using a sound barrier for solid waste according to claim 2, characterized in that: The bottom of the outer surface of the worm (213) is meshingly connected to a worm wheel (214), and the front and rear sides of the outer surface of the worm wheel (214) are fixedly connected to a connecting shaft (215), and one end of the connecting shaft (215) away from the worm wheel (214) penetrates to the bottom of the oblique vibrating screen (210) and is fixedly connected to a knocking block (216).

4. The device for removing and classifying construction waste using a sound barrier for solid waste according to claim 1, characterized in that: The scraper plate (48) comprises a rotating plate (481), the rotating plate (481) being rotatably connected to the right side of the fine filter (46) and fixedly connected to the output shaft of the fourth motor (47), the outer surface of the rotating plate (481) being provided with U-shaped grooves (482) on both upper and lower sides, and the inner surface of the U-shaped groove (482) being slidably connected to an arc-shaped push plate (483).

5. The device for removing and classifying construction waste using a sound barrier for solid waste according to claim 4, characterized in that: The opposing surfaces of the two arc-shaped push plates (483) are fixedly connected with a semicircular top plate (484), the opposing surfaces of the two U-shaped grooves (482) are provided with a sliding groove 1, the semicircular top plate (484) is slidably connected inside the sliding groove 1, and the opposing surfaces of the two semicircular top plates (484) are fixedly connected with a tensioning spring (485) on both the front and rear sides, an eccentric column (486) is provided at the lower part of the sliding groove 1, and the right end of the tensioning spring (485) is fixedly connected to the right side of the inner wall of the blanking groove.

6. The device for removing and classifying construction waste using a sound barrier for solid waste according to claim 1, characterized in that: The positioning mechanism (6) comprises a pressing column (61), and three sliding slots are provided on the front side of the support platform (1). The pressing column (61) is slidably inserted into the interior of the sliding slot and the rear end is fixedly connected to a tensioning spring (62), and the rear end of the tensioning spring (62) is fixedly connected to the rear surface of the inner wall of the sliding slot.

7. The device for removing and classifying construction waste using a sound barrier for solid waste according to claim 6, characterized in that: A sliding push rod (63) is fixedly connected to the middle of the rear end of the pressing column (61), three sliding grooves 2 are provided on both the front and rear sides of the interior of the screening box (2), the rear end of the sliding push rod (63) penetrates into the interior of the sliding groove 2, and the outer surface of the sliding push rod (63) is fixedly connected to connecting columns (64) that penetrate left and right on both the front and rear sides.

8. The device for removing and classifying construction waste using a sound barrier for solid waste according to claim 7, characterized in that: The left and right ends of the connecting column (64) are movably connected to a pulling rod (65), and the top of the two pulling rods (65) is movably connected to a limit baffle (66). The limit baffle (66) is slidably connected to the inside of the sliding groove 2 and the top end passes through the top of the support platform (1). The two limit baffles (66) are respectively arranged below the front and rear sides of the recovery box (5).

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