CN111468230A - A wind-based waste sorting device - Google Patents

Abstract

The invention relates to the field of garbage classification, in particular to a garbage classification device based on wind power, which comprises a conveying mechanism and a classification mechanism, wherein the conveying mechanism is positioned at one side of the classification mechanism, the classification mechanism comprises a support frame, a feeding crushing assembly, a guide assembly and a wind power screening assembly, the wind power screening assembly comprises a screening cylinder, the screening cylinder is horizontally and fixedly arranged in the support frame, the bottom of the screening cylinder is provided with three side-by-side and spaced blanking channels, the guide assembly comprises a guide bin, the guide bin is vertically positioned at one end above the screening cylinder, the bottom of the guide bin is provided with a blanking pipe communicated with the interior of the screening cylinder, the feeding crushing assembly comprises a crushing bin, the bottom of the crushing bin is communicated with the upper end of the interior of the guide bin, the upper end of the crushing bin is of an open structure, one end of the conveying mechanism extends towards the open end of the crushing bin, the technical scheme can crush and uniformly convey garbage before, the heavier garbage is separated from the plastics, and the separation efficiency is improved.

Description

A wind-based waste sorting device

technical field

The invention relates to the field of garbage classification, in particular to a wind-based garbage classification device.

Background technique

Garbage is the solid waste generated in human daily life and production. Due to its large discharge volume, complex and diverse components, and its pollution, resource and social nature, it needs harmless, resource-based, reduction and social processing. If it cannot be handled properly, it will pollute the environment, affect environmental sanitation, waste resources, destroy the safety of production and life, and destroy social harmony. Garbage contains a large amount of plastic. The pre-sorting of the comprehensive garbage treatment project is aimed at resource recovery and recycling. The plastic sorting generally adopts the wind sorting technology, but the garbage entering the screening bin during the wind sorting is easy to adhere to. At the same time, sometimes the plastic will stick to the heavier garbage, resulting in a decrease in sorting efficiency. Therefore, we propose a wind-based garbage sorting device in order to solve the above-mentioned problems.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a wind-based garbage sorting device, which can crush and uniformly transport the garbage before the wind-powered sorting, so as to separate the heavier garbage from the plastic and improve the sorting efficiency.

In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions: a wind-based garbage sorting device, comprising a conveying mechanism and a sorting mechanism, the conveying mechanism is located on one side of the sorting mechanism, and the sorting mechanism includes a support frame, a feeding crushing assembly, A material guide assembly and a wind screen assembly, the wind screen assembly includes a screen cylinder, the screen cylinder is horizontally and fixedly installed inside the support frame, the bottom of the screen cylinder is provided with three parallel and spaced feeding channels, and the material guide assembly includes a material guide bin The material guide bin is vertically located at the upper end of the screening cylinder. The bottom of the material guide bin is provided with a feeding pipe that communicates with the interior of the screening cylinder. The feed crushing assembly includes a crushing bin, the bottom of the crushing bin is connected to the inner upper end of the feeding bin. The upper end of the crushing bin is an open structure, the two sides of the crushing bin are fixedly connected with the top of the support frame through the connecting bracket, and one end of the conveying mechanism is extended to the open end of the crushing box.

Preferably, the wind screening assembly further comprises a ventilator, the ventilator is horizontally arranged at one end of the screening tube, one end of the ventilation port is internally communicated with one end of the screening tube, the ventilator is composed of a front end and a rear end, and the front end is a funnel structure, And one end of the front end is communicated with the inner end of the screening cylinder, and the rear end is communicated with the interior of the front end.

Preferably, the wind screening assembly further includes a fan frame, a fan blade, a driving wheel, a driven wheel and a first motor, the fan frame is fixedly installed on the open end of the rear end, and the fan blade is rotatably arranged on the fan frame through the first rotating shaft. Inside, and one end of the rotating shaft can rotate to the outside of the end of the fan frame away from the screening cylinder, the driven wheel is fixedly installed on the extended end of the first rotating shaft, the driving wheel is located directly below the driven wheel, and the first motor is horizontally located on the driving wheel. At one end, the first motor is fixedly connected to the inner wall of the support frame through the first bracket, the output end of the first motor is fixedly connected to the center of the driving wheel, the driving wheel is connected to the driven wheel through a synchronous belt, and the screening cylinder is away from the end of the ventilating cylinder. With ventilation net.

Preferably, the feed crushing assembly further comprises a second motor, four crushing rollers and four gears, the crushing bin is composed of an upper end and a lower end, the upper end of the crushing box is a funnel structure, and the four crushing rollers are horizontal and arranged side by side on Inside the lower end of the crushing box, both ends of each crushing roller are rotatably inserted into the inner wall of the crushing box through the second rotating shaft and extend outward, each gear is installed on one of the extending ends of each rotating shaft, and four gears are Arranged side by side, the ends of the four gears are meshed with each other, the second motor is horizontally located at one end of one of the gears, the output end of the second motor is fixedly connected to the center of one of the adjacent gears, and the bottom of the second motor is connected to the center of one of the gears. The top of the support frame is fixedly connected.

Preferably, the top of the crushing bin is provided with a dust cover, the dust cover is fixedly installed on the top of the crushing bin, the end of the dust cover away from the conveying mechanism is provided with an arc surface, and the dust cover is provided with one end for avoiding the conveying mechanism feed port.

Preferably, the material guide assembly includes a third motor, a rotating shaft and a helical blade, the top of the material guide bin is a funnel structure, the top of the material guide bin is in communication with the bottom of the crushing box, and the third motor is vertically and fixedly installed on the guide At the bottom center of the silo, the rotating shaft is vertical and rotatable inside the guide silo. The bottom of the rotating shaft can rotate through the bottom two sides of the guide cylinder and is fixedly connected to the output end of the third motor. The blades are distributed along the vertical direction of the rotating shaft, and the edge of the rotating blade is arranged in close contact with the inner wall of the material guide bin. .

Preferably, the conveying mechanism includes a horizontal frame, an inclined frame, a fourth motor, a master synchronizing roller and a slave synchronizing roller, the horizontal frame is horizontally located on one side of the support frame, and the inclined frame is arranged at one end of the horizontal frame obliquely. One end of the horizontal frame is docked with the horizontal frame, and the other end of the inclined frame extends toward the open end of the crushing bin. The main synchronizing roller is horizontally and rotatably arranged at the inner end of the horizontal frame away from the inclined frame, and the secondary synchronizing roller is horizontal and rotatable. The main synchronizing roller is connected to the slave synchronizing roller through the conveyor belt, and the fourth motor is horizontally fixed on the outer wall of the horizontal frame, and the output end of the fourth motor is connected to the main synchronizing roller. One end drive connection.

Preferably, the conveying mechanism further comprises two arc-shaped connecting frames, the two arc-shaped connecting frames are symmetrically arranged at one end of the horizontal frame close to the inclined frame, and two sides of one end of the inclined frame close to the horizontal frame are respectively connected with each arc-shaped connecting frame Fixed connection, each arc-shaped connecting frame is respectively provided with three tensioning pulleys that are arranged at intervals and can interfere with the conveyor belt, each tensioning pulley is rotatably arranged on each arc-shaped connecting frame, the horizontal frame and the inclined The intersections of the frames are provided with central rollers arranged horizontally, and both ends of the central rollers are respectively rotatably inserted on the inner wall of each arc-shaped connecting frame.

Preferably, a plurality of vertically arranged toggle plates are evenly arranged on the surface of the conveyor belt.

Compared with the prior art, the present invention has the following beneficial effects: a wind-based garbage sorting device, during operation, a fourth motor is activated, and the fourth motor drives the main synchronizing roller, the conveyor belt and the slave synchronizing roller to rotate, and the conveyor belt passes through the main synchronizing roller, the conveyor belt and the slave synchronizing roller. The synchronizing rollers and slave synchronizing rollers operate. Each tensioner and center roller set can limit the position of the conveyor belt during conveying. The workers pour the garbage on the conveyor belt in turn, and push the material through the toggle plate. , so that the garbage enters the interior of the crushing bin. When the garbage is transported into the crushing bin by the conveying mechanism, the set dust cover can prevent dust. When the garbage enters the crushing bin, the second motor is started, and the second motor drives the The rotation of one gear makes the adjacent gears rotate each other, and each gear drives each crushing roller to rotate. The set of four crushing rollers makes the garbage more thoroughly crushed, and the crushed garbage enters the inside of the guide bin. Start the third motor, the third motor drives the rotating shaft to rotate, the rotating shaft drives the spiral blade to rotate, the garbage enters the upper end of the spiral blade in turn, and the garbage is transported to the feeding pipe through the spiral blade in turn for feeding, so that the garbage enters uniformly To the inner end of the screening drum, when the garbage enters the interior of the screening drum, start the first motor, the first motor drives the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the synchronous belt, the driven wheel drives the first shaft to rotate, and the first motor rotates. The rotating shaft drives the fan blades to rotate, and blows air to the inside of the ventilator through the fan blades. At this time, the garbage enters the inside of the screening cylinder in turn, and the garbage is blown by the wind flow of the fan blades, and the heaviest garbage is not affected by the wind. The material is unloaded in the unloading channel of the unloading pipe, and the lighter garbage falls into the corresponding unloading channel for unloading by the wind, so that the lighter garbage and the heavier garbage can be classified, and the fan blades are directed to the screening cylinder. When blowing air inside, the wind can be concentrated by the front and rear ends of the ventilator.

Description of drawings

Fig. 1 is three-dimensional structure schematic diagram one of the present invention;

Fig. 2 is the three-dimensional structure schematic diagram two of the present invention;

Fig. 3 is the partial three-dimensional structure schematic diagram 1 of the present invention;

Fig. 4 is the partial three-dimensional structure schematic diagram II of the present invention;

Fig. 5 is the enlarged view of A place in Fig. 4 of the present invention;

6 is a partial top view of the present invention;

Fig. 7 is the sectional view along B-B place in Fig. 6 of the present invention;

8 is a top view of the conveying mechanism of the present invention;

9 is a cross-sectional view along C-C in FIG. 8 of the present invention;

FIG. 10 is an enlarged view of D in FIG. 9 of the present invention.

The numbers in the figure are: 1-support frame; 2-feeding crushing component; 3-material guiding component; 4-wind screening component; 5-screening cylinder; 6-feeding channel; 7-feeding bin; Pipe; 9- crushing bin; 10- ventilator; 11- front end; 12- rear end; 13- fan frame; 14- fan blade; 15- driving wheel; 16- driven wheel; 17- first motor; 18- first 1 shaft; 19- synchronous belt; 20- ventilation net; 21- second motor; 22- crushing roller; 23- gear; 24- upper end; 25- lower end; 26- dust cover; 27- arc surface; 28- Feeding port; 29-Third motor; 30-Rotating shaft; 31-Spiral blade; 32-Unloading port; 33-Horizontal frame; 34-Tilt frame; 35-Fourth motor; 36-Main synchronizing roller; 37-Slave synchronous roller; 38-Conveyor belt; 39-Arc connecting frame; 40-Tension wheel; 41-Center roller; 42-Toggle plate;

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", The orientation or positional relationship indicated by "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have The particular orientation, construction and operation in the particular orientation are therefore not to be construed as limitations of the invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

Referring to Figures 1 to 10, a wind-based garbage sorting device includes a conveying mechanism 43 and a sorting mechanism, the conveying mechanism 43 is located on one side of the sorting mechanism, and the sorting mechanism includes a support frame 1, a feeding and crushing assembly 2, a guide The material component 3 and the wind screening component 4, the wind screening component 4 includes a screening cylinder 5, and the screening cylinder 5 is fixedly installed in the interior of the support frame 1 in a horizontal manner, and the bottom of the screening cylinder 5 is provided with three parallel and spaced. The material guide assembly 3 includes a material guide bin 7, which is vertically located at the upper end of the screening cylinder 5. The bottom of the material guide bin 7 is provided with a feeding pipe 8 that communicates with the interior of the screening cylinder 5. The feeding crushing assembly 2 Including the crushing bin 9, the bottom of the crushing bin 9 is communicated with the inner upper end 24 of the material guide bin 7, the upper end 24 of the crushing bin 9 is an open structure, the two sides of the crushing bin 9 are fixedly connected with the top of the support frame 1 through the connecting bracket, and the conveying One end of the mechanism 43 extends toward the open end of the crushing box.

The wind screening assembly 4 also includes a ventilator 10, the ventilator 10 is horizontally arranged at one end of the screening barrel 5, and one end of the ventilation port is internally communicated with one end of the screening barrel 5, and the ventilator 10 is composed of a front end 11 and a rear end 12, The front end 11 is a funnel structure, and one end of the front end 11 is communicated with the inner end of the screening cylinder 5, and the rear end 12 is communicated with the interior of the front end 11. One end is open structure.

The wind screening assembly 4 further includes a fan frame 13, a fan blade 14, a driving wheel 15, a driven wheel 16 and a first motor 17. The fan frame 13 is fixedly installed on the open end of the rear end 12, and the fan blade 14 passes through the first rotating shaft 18. It is rotatably arranged inside the fan frame 13, and one end of the rotating shaft rotatably extends to the outside of the end of the fan frame 13 away from the screening drum 5, the driven wheel 16 is fixedly installed on the extension end of the first rotating shaft 18, and the driving wheel 15 is located from the Just below the driving wheel 16, the first motor 17 is horizontally located at one end of the driving wheel 15. The first motor 17 is fixedly connected to the inner wall of the support frame 1 through the first bracket, and the output end of the first motor 17 is at the center of the driving wheel 15. Fixed connection, the driving wheel 15 is connected with the driven wheel 16 through the synchronous belt 19, and the end of the screening drum 5 away from the ventilation drum 10 is provided with a ventilation net 20. When the garbage enters the interior of the screening drum 5, the first motor 17 is started, and the first motor A motor 17 drives the driving wheel 15 to rotate, the driving wheel 15 drives the driven wheel 16 to rotate through the timing belt 19, the driven wheel 16 drives the first rotating shaft 18 to rotate, and the first rotating shaft 18 drives the fan blade 14 to rotate, and through the fan blade 14 to the ventilator The interior of 10 is blown, and then the garbage enters the interior of the screening cylinder 5 in turn, and the garbage is blown by the wind flow of the fan blades 14, and the heaviest garbage is not affected by the wind and naturally falls into the feeding channel 6 near the feeding pipe 8. For unloading, the lighter garbage falls into the corresponding unloading channel 6 for unloading by the wind, so that the lighter garbage and the heavier garbage are classified. The wind can be concentrated by the front end 11 and the rear end 12 of the ventilator 10 .

The feeding crushing assembly 2 also includes a second motor 21, four crushing rollers 22 and four gears 23, the crushing bin 9 is composed of an upper end 24 and a lower end 25, the upper end 24 of the crushing box is a funnel structure, and the four crushing rollers 22 It is horizontally arranged inside the lower end 25 of the crushing box, the two ends of each crushing roller 22 are rotatably inserted into the inner wall of the crushing box and extend outward through the second rotating shaft, and each gear 23 is installed on each At one extension end of the rotating shaft, four gears 23 are arranged side by side, and the ends of the four gears 23 close to each other are meshed with each other. The second motor 21 is horizontally located at one end of one of the gears 23. The center of a gear 23 is fixedly connected, and the bottom of the second motor 21 is fixedly connected to the top of the support frame 1. When the garbage enters the crushing bin 9, the second motor 21 is activated, and the second motor 21 drives one of the gears 23 to rotate. , so that the adjacent gears 23 rotate each other, and each crushing roller 22 is driven to rotate through each gear 23, and the four crushing rollers 22 are arranged to make the garbage crushed more thoroughly.

The top of the crushing bin 9 is provided with a dust cover 26, the dust cover 26 is fixedly installed on the top of the crushing bin 9, the end of the dust cover 26 away from the conveying mechanism 43 is provided with an arc surface 27, and the dust cover 26 is provided with a At the feed port 28 at one end of the conveying mechanism 43, when the garbage is conveyed into the crushing bin 9 through the conveying mechanism 43, the dustproof cover 26 is provided to prevent dust.

The material guide assembly 3 includes a third motor 29, a rotating shaft 30 and a helical blade 31. The top of the material guide bin 7 is a funnel structure, the top of the material guide bin 7 is in communication with the bottom of the crushing box, and the third motor 29 is vertical. It is fixedly installed at the bottom center of the guide bin 7, the rotating shaft 30 is vertically and rotatably arranged inside the guide bin 7, and the bottom of the rotating shaft 30 can rotate through the bottom two sides of the guide cylinder and the third The output end of the motor 29 is fixedly connected, the rotating blades are distributed along the vertical direction of the rotating shaft 30, the edge of the rotating blades is arranged in close contact with the inner wall of the material guide bin 7, and the bottom of the material guide bin 7 is provided with a feeding port 32. The feeding port 32 is communicated with one end of the feeding pipe 8. The crushed garbage enters the interior of the material guide bin 7, and the third motor 29 is activated. The third motor 29 drives the rotating shaft 30 to rotate, and the rotating shaft 30 drives the screw. The blade 31 rotates, the garbage enters the upper end 24 of the spiral blade 31 in turn, and the garbage is transported into the feeding pipe 8 for feeding through the spiral blade 31 in turn, so that the garbage enters the inner end of the screening cylinder 5 evenly.

The conveying mechanism 43 includes a horizontal frame 33, an inclined frame 34, a fourth motor 35, a master synchronizing roller 36 and a slave synchronizing roller 37. The horizontal frame 33 is horizontally located on one side of the support frame 1, and the inclined frame 34 is inclined and arranged horizontally. One end of the frame 33, one end of the inclined frame 34 is connected to the horizontal frame 33, and the other end of the inclined frame 34 extends toward the open end of the crushing chamber 9. The main synchronizing roller 36 is laterally and rotatably arranged on the horizontal frame 33 away from the inclined frame. The inner end of the frame 34, the slave synchronizing roller 37 is laterally and rotatably arranged on the inner end of the inclined frame 34 close to the crushing bin 9, the master synchronizing roller 36 is connected with the slave synchronizing roller 37 through the conveying belt 38, and the fourth motor 35 is a It is horizontally and fixedly installed on the outer wall of the horizontal frame 33. The output end of the fourth motor 35 is connected to one end of the main synchronizing roller 36 in a driving manner. During operation, the fourth motor 35 is activated, and the fourth motor 35 drives the main synchronizing roller 36 and the conveyor belt 38. The conveyor belt 38 runs through the master synchronizing roller 36 and the slave synchronizing roller 37 as it rotates with the slave synchronizing roller 37 .

The conveying mechanism 43 further includes two arc-shaped connecting frames 39, and the two arc-shaped connecting frames 39 are symmetrically arranged at one end of the horizontal frame 33 close to the inclined frame 34, and the two sides of the one end of the inclined frame 34 close to the horizontal frame 33 are respectively connected with each The arc-shaped connecting frame 39 is fixedly connected, and each arc-shaped connecting frame 39 is respectively provided with three tensioning pulleys 40 which are arranged at intervals and can interfere with the conveyor belt 38, and each tensioning pulley 40 is respectively rotatably disposed on each arc. On the connecting frame 39, the intersection of the horizontal frame 33 and the inclined frame 34 is provided with a horizontally arranged central roller 41, and both ends of the central roller 41 are respectively rotatably inserted into the inner wall of each arc-shaped connecting frame 39. On the above, each tensioning pulley 40 and center roller 41 provided can limit the position of the conveying belt 38 during conveying.

The surface of the conveyor belt 38 is evenly provided with a number of vertically arranged toggle plates 42. The staff pours the garbage on the conveyor belt 38 in turn, and pushes the material through the toggle plates 42, so that the garbage enters the crusher. The interior of warehouse 9.

Working principle: During operation, start the fourth motor 35, the fourth motor 35 drives the main synchronizing roller 36, the conveyor belt 38 and the slave synchronizing roller 37 to rotate, and the conveyor belt 38 operates through the main synchronizing roller 36 and the slave synchronizing roller 37. Each tension wheel 40 and the center roller 41 can limit the conveyor belt 38 during conveying. The workers pour the garbage on the conveyor belt 38 in turn, and push the material through the toggle plate 42, so that the garbage enters the crushing Inside the bin 9, when the garbage is transported into the crushing bin 9 through the conveying mechanism 43, the dustproof cover 26 is provided to prevent dust. When the garbage enters the crushing bin 9, the second motor 21 is started, and the second motor 21 drives the One of the gears 23 rotates, so that the adjacent gears 23 rotate with each other, and each of the crushing rollers 22 is driven to rotate through each gear 23. The four crushing rollers 22 are provided to make the garbage more thoroughly broken, and the crushed garbage enters the Inside the material guide bin 7, start the third motor 29, the third motor 29 drives the rotating shaft 30 to rotate, the rotating shaft 30 drives the spiral blade 31 to rotate, the garbage enters the upper end 24 of the spiral blade 31 in turn, and the The garbage is transported into the feeding pipe 8 for unloading, so that the garbage enters the inner end of the screening cylinder 5 evenly. When the garbage enters the interior of the screening cylinder 5, the first motor 17 is started, and the first motor 17 drives the driving wheel 15. Rotating, the driving wheel 15 drives the driven wheel 16 to rotate through the synchronous belt 19, the driven wheel 16 drives the first rotating shaft 18 to rotate, the first rotating shaft 18 drives the fan blade 14 to rotate, and blows air to the interior of the ventilator 10 through the fan blade 14. When the garbage enters the interior of the screening cylinder 5 in turn, the garbage is blown by the wind flow of the fan blades 14, and the heaviest garbage is not affected by the wind and naturally falls into the unloading channel 6 near the unloading pipe 8 for unloading. The garbage falls into the corresponding unloading channel 6 for unloading by the wind, so that the lighter garbage and the heavier garbage are classified. And the rear end 12 enables wind concentration.

Claims (9)

1. The utility model provides a waste classification device based on wind-force, which is characterized in that, including conveying mechanism (43) and sorting mechanism, conveying mechanism (43) are located one side of sorting mechanism, sorting mechanism includes support frame (1), broken subassembly (2) of feeding, guide subassembly (3) and wind-force screening subassembly (4), wind-force screening subassembly (4) include filter cylinder (5), filter cylinder (5) are the inside of horizontal fixed mounting in support frame (1), the bottom of filter cylinder (5) is equipped with three unloading passageway (6) that set up side by side and interval, guide subassembly (3) include guide bin (7), guide bin (7) are the top one end that is vertically located filter cylinder (5), the bottom of guide bin (7) is equipped with unloading pipe (8) to the inside intercommunication of filter cylinder (5), feeding broken subassembly (2) include broken storehouse (9), the bottom and the inside upper end (24) of guide bin (7) of broken storehouse (9) communicate, the upper end (24) of broken storehouse (9) is for opening the structure, and the top fixed connection of linking bridge and support frame (1) is passed through to the both sides in broken storehouse (9), and the one end of conveying mechanism (43) is to the open end extension setting of broken case.

2. The wind-based garbage classification device according to claim 1, wherein the wind screening component (4) further comprises a ventilator (10), the ventilator (10) is horizontally arranged at one end of the screening drum (5), one end of the ventilator is communicated with one end of the screening drum (5) internally, the ventilator (10) is composed of a front end (11) and a rear end (12), the front end (11) is of a funnel structure, one end of the front end (11) is communicated with one end of the screening drum (5), the rear end (12) is communicated with the front end (11) internally, the diameter of the rear end (12) is smaller than that of the screening drum (5), and the end of the rear end (12) far away from the screening drum (5) is of an open structure.

3. The wind-based garbage classification device according to claim 2, wherein the wind screening assembly (4) further comprises a fan frame (13), fan blades (14), a driving wheel (15), a driven wheel (16) and a first motor (17), the fan frame (13) is fixedly installed at the open end of the rear end (12), the fan blades (14) are rotatably arranged inside the fan frame (13) through a first rotating shaft (18), one end of the rotating shaft can rotatably extend towards the outside of one end of the fan frame (13) far away from the screening cylinder (5), the driven wheel (16) is fixedly installed at the extending end of the first rotating shaft (18), the driving wheel (15) is positioned under the driven wheel (16), the first motor (17) is horizontally positioned at one end of the driving wheel (15), the first motor (17) is fixedly connected with the inner wall of the support frame (1) through a first bracket, the output end of the first motor (17) is fixedly connected with the center of the driving wheel (15), the driving wheel (15) is in transmission connection with the driven wheel (16) through a synchronous belt (19), and a ventilating net (20) is arranged at one end, far away from the ventilating duct (10), of the screening drum (5).

4. A wind-based waste sorting device according to claim 3, wherein the feeding crushing assembly (2) further comprises a second motor (21), four crushing rollers (22) and four gears (23), the crushing bin (9) is composed of an upper end (24) and a lower end (25), the upper end (24) of the crushing bin is of a funnel structure, the four crushing rollers (22) are horizontally arranged in the lower end (25) of the crushing bin side by side, two ends of each crushing roller (22) are respectively inserted into the inner wall of the crushing bin through a second rotating shaft in a rotatable manner and extend outwards, each gear (23) is respectively arranged at one extending end of each rotating shaft, the four gears (23) are arranged in side by side manner, one ends of the four gears (23) close to each other are meshed with each other, the second motor (21) is horizontally arranged at one end of one of the gears (23), and the output end of the second motor (21) is fixedly connected with the center of one of the adjacent gears (23), the bottom of the second motor (21) is fixedly connected with the top of the support frame (1).

5. A wind-based waste classification device according to claim 4, characterized in that the top of the crushing bin (9) is provided with a dust cover (26), the dust cover (26) is fixedly arranged on the top of the crushing bin (9), one end of the dust cover (26) far away from the conveying mechanism (43) is provided with an arc-shaped surface (27), and the dust cover (26) is provided with a feeding through hole (28) for avoiding one end of the conveying mechanism (43).

6. The wind-powered garbage classification device according to claim 5, wherein the material guiding component (3) comprises a third motor (29), a rotating shaft (30) and a helical blade (31), the top of the material guiding bin (7) is of a funnel structure, the top of the material guiding bin (7) is communicated with the bottom of the crushing box, the third motor (29) is vertically and fixedly installed at the center of the bottom of the material guiding bin (7), the rotating shaft (30) is vertically and rotatably arranged inside the material guiding bin (7), the bottom of the rotating shaft (30) can rotatably penetrate through two sides of the bottom of the material guiding barrel and is fixedly connected with the output end of the third motor (29), the rotating blades are distributed along the vertical direction of the rotating shaft (30), the edges of the rotating blades are attached to the inner wall of the material guiding bin (7), the bottom of the material guiding bin (7) is provided with a discharging port (32), the blanking port (32) is communicated with one end of the blanking pipe (8).

7. The wind-based garbage classification device according to claim 6, wherein the conveying mechanism (43) comprises a horizontal frame (33), an inclined frame (34), a fourth motor (35), a main synchronous roller (36) and a secondary synchronous roller (37), the horizontal frame (33) is horizontally arranged at one side of the support frame (1), the inclined frame (34) is obliquely arranged at one end of the horizontal frame (33), one end of the inclined frame (34) is butted with the horizontal frame (33), the other end of the inclined frame (34) extends towards the open end of the crushing bin (9), the main synchronous roller (36) is transversely and rotatably arranged at one end of the horizontal frame (33) far away from the inclined frame (34), the secondary synchronous roller (37) is transversely and rotatably arranged at one end of the inclined frame (34) close to the inner part of the crushing bin (9), and the main synchronous roller (36) is in transmission connection with the secondary synchronous roller (37) through a conveying belt (38), the fourth motor (35) is horizontally and fixedly installed on the outer wall of the horizontal frame (33), and the output end of the fourth motor (35) is in transmission connection with one end of the main synchronous roller (36).

8. The wind-based waste classification device according to claim 7, conveying mechanism (43) still includes two arc link (39), two arc link (39) symmetry set up the one end that is close to the sloping frame (34) in horizontal stand (33), the one end both sides that the sloping frame (34) are close to horizontal stand (33) respectively with every arc link (39) fixed connection, be equipped with three interval setting on every arc link (39) respectively and can with take-up pulley (40) that conveyer belt (38) were contradicted, every take-up pulley (40) can the pivoted setting on every arc link (39) respectively, the crossing department of horizontal stand (33) and sloping frame (34) is equipped with central running roller (41) that is horizontal setting, the both ends of central running roller (41) can be rotated respectively insert and locate on the inner wall of every arc link (39).

9. A wind-based waste sorting device according to claim 8, wherein the conveyor belt (38) is provided with a plurality of vertically arranged deflector plates (42) uniformly over its surface.

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