CN117103514A

CN117103514A - Reclaimed plastic recycling device

Info

Publication number: CN117103514A
Application number: CN202311350843.XA
Authority: CN
Inventors: 钱鑫; 赵春翔; 施龙建
Original assignee: Liaoyang Shengda Renewable Resources Utilization Co ltd
Current assignee: Liaoyang Shengda Renewable Resources Utilization Co ltd
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2023-11-24
Anticipated expiration: 2043-10-18
Also published as: CN117103514B

Abstract

The application relates to the technical field of plastic recycling and discloses a recycling device for reclaimed plastic, which comprises a crusher, wherein the crusher is used for crushing waste plastic products into small blocks, a water inlet pipe is arranged above a feeding hole of the crusher, a cleaning mechanism is arranged below a discharging hole of the crusher and is used for cleaning dirt on the surfaces of the small blocks of plastic, a conveying mechanism is arranged below the discharging hole of the cleaning mechanism and is used for conveying the cleaned small blocks of plastic into a sorting device positioned at a discharging position of the conveying mechanism, and a clean water tank and a sorting pool are sequentially arranged on one side of the conveying mechanism. By utilizing the characteristics of different densities of different types of plastics, salt solutions corresponding to the plastics are prepared, the small plastic blocks in the sorting device are sequentially sorted through solutions with different densities through the lifting mechanism, and meanwhile, the sorted small plastic blocks are separated through the cooperation of a plurality of sorting devices, so that the effect of separating plastics with different densities is realized.

Description

Reclaimed plastic recycling device

Technical Field

The application relates to the technical field of plastic recycling, in particular to a recycling treatment device for reclaimed plastic.

Background

With the development of society and the improvement of living standard of people, plastic products are widely used in various fields such as packaging, clothing, furniture, electronics and the like. However, plastic articles have a limited useful life and once damaged or outdated, can be discarded or discarded, resulting in a large amount of plastic waste. The global production of plastic waste is statistically about 3 million tons per year, of which only about 10% is recycled and the remainder is mostly landfilled or incinerated or discharged to the natural environment at will. The plastic garbage occupies a large amount of land resources, and also causes serious environmental pollution and ecological damage, such as soil pollution, water pollution, air pollution, greenhouse effect, death of animals and plants and the like.

To address this problem, many researchers and businesses have been devoted to developing and promoting plastic recycling technologies to convert waste plastic products into reusable raw materials or new products. The regenerated plastic is an effective way for recycling plastic, and the recycled plastic raw material is obtained after the waste plastic is processed by physical or chemical methods such as pretreatment, melting granulation, modification and the like, so as to achieve the effect of recycling.

However, the kinds of plastic products are diversified, and the plastic is recycled and regenerated, and the value of the obtained regenerated plastic raw material is proportional to the purity thereof. The purer the material, the higher the grade; the material property is impure and the grade is low. However, in the actual production process, it is difficult and costly to sort the plastic waste.

Disclosure of Invention

Aiming at the defects of the prior art, the application provides a recycling device for reclaimed plastic, which solves the problems of difficult classification and high cost in the recycling process of reclaimed plastic.

In order to achieve the above purpose, the application is realized by the following technical scheme: the utility model provides a reclaimed plastic recovery processing device, includes the breaker, the breaker is used for breaking into small pieces with the plastic products of abandonment, breaker feed inlet top is provided with the inlet tube, breaker discharge gate below is provided with wiper mechanism, wiper mechanism is used for wasing plastics small pieces surface dirt, wiper mechanism discharge gate below is provided with conveying mechanism, conveying mechanism is used for carrying the plastics small pieces after wasing to the sorting unit who is located its ejection of compact department, conveying mechanism one side has set gradually clean water tank, sorting tank, holds the saline solution of different density respectively in a plurality of sorting tanks, and the density and the plastic density one-to-one of saline solution have placed a sorting unit respectively in clean water tank and the sorting tank, be provided with drying mechanism by the sorting tank respectively, drying mechanism is used for drying the plastics small pieces that separate, still is provided with hoisting mechanism along the sorting technology direction, hoisting mechanism is used for hoisting sorting unit to remove between clean water tank, sorting tank, drying mechanism.

Preferably, the cleaning mechanism comprises a cleaning box, an upper opening of the cleaning box is fixedly connected with a lower wall of the crusher, the upper opening of the cleaning box is communicated with the lower opening of the crusher, a stirrer is arranged in the cleaning box, two ends of a rotating shaft of the stirrer respectively penetrate through and rotate to be connected with the side wall of the cleaning box, one end of the rotating shaft of the stirrer is fixedly connected with a driven pulley, and the driven pulley is connected with a driving pulley at the same side end of the rotating shaft of the crusher in a coupling manner through a belt.

Preferably, the conveying mechanism comprises a first conveyor, a support frame is fixedly connected to the upper wall of the frame of the first conveyor, the inner wall of the support frame is sleeved with and fixedly connected to the outer wall of the lower portion of the cleaning tank, the conveying belt of the first conveyor adopts a net-shaped structure and is located right below the discharge hole of the cleaning tank, the base of the first conveyor is fixedly connected to the inner bottom wall of the sewage tank, the sewage tank is used for receiving sewage leaked from the conveying belt of the first conveyor, and the water outlet of the sewage tank is connected with the water treatment mechanism through a sewage pipeline.

Preferably, the bottom wall in the sewage tank is also fixedly connected with a supporting seat, and the supporting seat is used for placing a sorting device positioned below the discharging position of the first conveyor.

Preferably, the sorting device comprises a sorting hopper, an upper opening of the sorting hopper is arranged to be of an open structure, a rope used for hoisting is arranged on the sorting hopper, a bottom cover is arranged on a lower opening of the sorting hopper, the bottom cover is of an outward-opening type net structure, one side of an upper wall of the bottom cover is connected with the inner side wall of the sorting hopper through a hinge, the other side of the upper wall of the bottom cover is fixedly connected with one end of a steel cable, the other end of the steel cable extends upwards along the inner side wall of the sorting hopper, penetrates through a limiting pulley fixedly connected with the inner side wall of the sorting hopper and penetrates to the outside of the sorting hopper, and is connected with a self-locking rotating wheel rotatably connected with the outer wall of the sorting hopper.

Preferably, the wall of the sorting hopper also adopts a net structure.

Preferably, the drying mechanism comprises a second conveyor, a conveying belt of the second conveyor also adopts a net structure, a protective cover is arranged above the second conveyor, the bottom end of the protective cover is fixedly connected to the upper wall of a rack of the second conveyor, a drying device is arranged at the lower part of the second conveyor and is positioned below the conveying belt of the second conveyor, and a storage tank is further arranged at a discharge hole of the second conveyor and used for storing dried plastic small blocks.

Preferably, the drying device comprises a fan, the outer wall of the fan is fixedly connected to the lower part of the second conveyor, the air outlet of the fan faces the conveyor belt of the second conveyor, and an electric heating wire is arranged between the fan and the conveyor belt.

Preferably, the frame upper wall fixedly connected with material loading case of second conveyer material loading department, material loading case upper end opening just is provided with the terrace with edges that is used for placing the sorting bucket, material loading case has seted up spacing mouth towards one side of second conveyer direction of delivery, spacing mouth is used for restricting the thickness of plastics fritter on the second conveyer belt.

Preferably, the lifting mechanism comprises a movable slide rail which is positioned between the drying mechanism and the sorting pool, the movable end of the movable slide rail is fixedly connected with a rotary table, and the rotary end of the rotary table is fixedly connected with a suspension arm.

Working principle: the density of different kinds of plastics is different, and the mixture of different kinds of plastics fritters is put into the solution of different densities in proper order by utilizing the difference of its density for the plastics fritter that the density is low comes up to float, and the subsidence that the density is high, and then realized the separation, utilizes a sorting unit to shift out the plastics fritter that comes up through hoist mechanism simultaneously to transport corresponding drying device and dry, the plastics fritter that sinks is located another sorting unit this moment, utilizes hoist mechanism to remove this sorting unit to another solution again, continues the separation, repeats above step, can realize the purpose of different kinds of plastics separation.

The application provides a reclaimed plastic recycling device. The beneficial effects are as follows:

according to the application, by utilizing the characteristics of different densities of different types of plastics, salt solutions corresponding to the plastics are prepared, then the small plastic blocks in the sorting device are sequentially sorted through the hoisting mechanism, and meanwhile, the sorted small plastic blocks are separated through the cooperation of a plurality of sorting devices, so that the effect of separating plastics with different densities is realized, the separation process is simple and rapid, and the separation cost is low. Meanwhile, the plastic small blocks separated in each step are dried by using different drying mechanisms and stored separately, so that plastic residues are prevented from entering other different types of plastics due to mixed use of the drying mechanisms, and the purity of the regenerated plastics is further improved.

Drawings

FIG. 1 is a perspective view of a processing apparatus according to the present application;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of a cleaning mechanism according to the present application;

FIG. 4 is a schematic diagram of a drying mechanism according to the present application;

FIG. 5 is an external perspective view of the sorting apparatus of the present application;

fig. 6 is an internal perspective view of the sorting apparatus of the present application.

Wherein, 1, a crusher; 101. a driving pulley; 2. a water inlet pipe; 3. a cleaning box; 301. a stirrer; 302. a driven pulley; 303. a belt; 4. a support frame; 5. a first conveyor; 6. a sewage tank; 601. a sewage conduit; 7. a clean water tank; 8. a separation pool; 9. a sorting hopper; 901. a bottom cover; 902. a hinge; 903. a wire rope; 904. a limit pulley; 905. self-locking rotating wheel; 10. a second conveyor; 11. a protective cover; 12. feeding a material box; 1201. a limit opening; 13. a blower; 14. heating wires; 15. moving the slide rail; 16. a turntable; 17. and (5) hanging the arm.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Examples

Referring to fig. 1-6, an embodiment of the application provides a recycling device for reclaimed plastic, which comprises a crusher 1, wherein the crusher 1 is used for crushing waste plastic products into small blocks, a water inlet pipe 2 is arranged above a feed port of the crusher 1, a cleaning mechanism is arranged below a discharge port of the crusher 1, the cleaning mechanism is used for cleaning dirt on the surfaces of the small plastic blocks, a conveying mechanism is arranged below the discharge port of the cleaning mechanism, the conveying mechanism is used for conveying the cleaned small plastic blocks into a sorting device positioned at the discharge position of the cleaning mechanism, a clean water tank 7 and a sorting tank 8 are sequentially arranged on one side of the conveying mechanism, salt solutions with different densities are respectively contained in the sorting tanks 8, the densities of the salt solutions are in one-to-one correspondence with the densities of the plastic, a sorting device is respectively arranged beside the clean water tank 7 and the sorting tank 8, the drying mechanism is used for drying the sorted small plastic blocks, a hoisting mechanism is also arranged along the sorting process direction, and the hoisting mechanism is used for hoisting the sorting devices, and the hoisting mechanism moves among the clean water tank 7, the sorting tanks 8 and the hoisting mechanism.

It should be noted that before placing the waste plastics into the crusher 1, a manual sorting step is required, where the manual sorting is mainly used to pick out iron pieces, stones, glass products, etc. mixed into the waste plastics, so as to avoid adverse effects during subsequent crushing.

Pouring the manually sorted plastic into the crusher 1 for crushing, so that the waste plastic products are crushed into small blocks, meanwhile, the clean water flowing out of the water inlet pipe 2 enters the crusher 1 together, and the clean water has a plurality of functions, on one hand, the continuously running crusher 1 is cooled, and on the other hand, the clean water falls down to clean the residual inside the crusher 1, and on the other hand, the water and the small plastic blocks enter the cleaning mechanism together for providing water for the cleaning process; after cleaning, conveying the plastic small blocks into a sorting device positioned at a discharging position of the plastic small blocks through a conveying mechanism, after draining, hoisting the sorting device filled with the plastic small blocks to a clean water tank 7 through a hoisting mechanism, superposing the sorting device in the clean water tank 7, settling the sorting device for a period of time, floating the plastic small blocks with the density smaller than water on the water surface, limiting the plastic small blocks in the sorting device above, sinking the plastic small blocks with the density larger than water into the sorting device below, and hoisting the sorting device above by using the hoisting mechanism at the moment, thereby realizing a primary separation step of the plastic small blocks;

similarly, the lower sorting device is moved into a sorting pool 8 filled with a salt solution with a corresponding density by using a hoisting mechanism and is overlapped on the sorting device in the sorting pool 8, at the moment, plastic small blocks with the density less than that of the solution in the sorting pool 8 float upwards and sink more than the density, and then the sorting device at the upper part at the moment is hoisted away, so that the second separation of the plastic small blocks is realized; the steps are repeated, and the solutions with different densities are utilized for separation for multiple times, so that the mutual separation of plastics with different densities can be realized.

By utilizing the characteristics of different densities of different types of plastics, salt solutions corresponding to the plastics are prepared one by one, the plastic small block mixtures in the sorting device are sequentially sorted through the hoisting mechanism by using the solutions with different densities, and meanwhile, the sorted plastic small blocks are separated by matching of a plurality of sorting devices, so that the effect of separating plastics with different densities is realized, the separation process is simple and rapid, and the separation cost is lower.

Meanwhile, a plurality of drying mechanisms are arranged and are in one-to-one correspondence with each density plastic, so that the two main benefits are achieved, on one hand, the drying temperatures which can be born by different types of plastics are different, and the optimal drying temperatures matched with the different types of plastics are respectively arranged according to the types of the plastics, so that the plastics can be prevented from being damaged during drying, and the drying efficiency can be improved; on the other hand, it is difficult to avoid the residue of the plastic small pieces during the drying process, and if the same drying mechanism is used, the residue is mixed in, which results in a decrease in purity of the recycled plastic.

The plastic small blocks separated in each step are dried by using different drying mechanisms and stored separately, so that plastic residues are prevented from entering other different types of plastics due to mixed use of the drying mechanisms, and the purity of the regenerated plastics is further improved.

The cleaning mechanism comprises a cleaning box 3, an upper opening of the cleaning box 3 is fixedly connected with the lower wall of the crusher 1, the upper opening of the cleaning box 3 is communicated with the lower opening of the crusher 1, a stirrer 301 is arranged in the cleaning box 3, two ends of a rotating shaft of the stirrer 301 respectively penetrate through and are rotatably connected to the side wall of the cleaning box 3, one end of the rotating shaft of the stirrer 301 is fixedly connected with a driven pulley 302, and the driven pulley 302 is in coupling connection with a driving pulley 101 fixedly connected to the same side end of the rotating shaft of the crusher 1 through a belt 303.

The broken plastic small blocks and water enter the cleaning box 3 together, the driving pulley 101 is synchronously driven to rotate by the rotating shaft of the crusher 1, and then the driven pulley 302 is driven to rotate by the belt 303, so that the stirrer 301 synchronously follows the rotation, the mixture in the cleaning box 3 is stirred, and the cleaning effect is improved.

The conveying mechanism comprises a first conveyor 5, a support frame 4 is fixedly connected to the upper wall of a frame of the first conveyor 5, the inner wall of the support frame 4 is sleeved and fixedly connected to the outer wall of the lower portion of the cleaning box 3, a conveying belt of the first conveyor 5 is of a net-shaped structure and is located right below a discharge hole of the cleaning box 3, a base of the first conveyor 5 is fixedly connected to the inner bottom wall of a sewage tank 6, the sewage tank 6 is used for receiving sewage leaking from the conveying belt of the first conveyor 5, and a water outlet of the sewage tank 6 is connected with the water treatment mechanism through a sewage pipeline 601.

The inner bottom wall of the sewage tank 6 is also fixedly connected with a supporting seat, and the supporting seat is used for placing a sorting device positioned below the discharging position of the first conveyor 5.

After the cleaning is finished, the valve is opened, the mixture falls into the first conveyor 5 from the cleaning box 3, the discharging of the crusher 1 is stopped at the moment, water still continuously falls down, the crusher 1 and the cleaning box 3 are sequentially washed, the conveyor belt of the first conveyor 5 adopts a net structure, then the water carries impurities to fall into the sewage tank 6, the plastic small blocks are left on the conveyor belt and conveyed by the first conveyor 5, and finally the plastic small blocks fall into the sorting device below the discharging position of the first conveyor 5.

The sewage in the sewage tank 6 passes through the sewage pipeline 601, and after removing large-particle impurities and sand by the grid and the sand setting tank, the sewage stays in the regulating tank for a certain time to make the water quality uniform. And then lifting the wastewater into a pipeline mixer and a reactor by using a pump as power, adding a flocculating agent to improve the water quality, and automatically flowing the mixed wastewater into an air floatation tank. The floatation tank mainly uses micro-bubbles in dissolved air water generated by an air dissolving system as a carrier, and adheres suspended matter flocs in the water, wherein the suspended matter rises to the water surface along with the micro-bubbles to form scum, so that the suspended flocs in the water are removed, clear water is obtained after filtration again, and the clear water is pumped to a water inlet pipe and can be reused in a cleaning process, and further, the recycling of water resources is realized.

The sorting device comprises a sorting bucket 9, wherein an upper opening of the sorting bucket 9 is arranged to be of an open structure, a rope used for hoisting is arranged, a lower opening of the sorting bucket 9 is provided with a bottom cover 901, the bottom cover 901 is of an outward-opening type net structure, one side of the upper wall of the bottom cover is connected with the inner side wall of the sorting bucket 9 through a hinge 902, the other side of the bottom cover is fixedly connected with one end of a steel cable 903, the other end of the steel cable 903 extends upwards along the inner side wall of the sorting bucket 9, penetrates through a limiting pulley 904 fixedly connected with the inner side wall of the sorting bucket 9 and penetrates to the outside of the sorting bucket 9, and is connected with a self-locking rotary wheel 905 which is rotationally connected with the outer wall of the sorting bucket 9.

The bottom cover 901 in the sorting bucket 9 is controlled to open and close through the steel cable 903, the self-locking rotating wheel 905 is rotated along one direction, the steel cable 903 is stretched, the bottom cover 901 is outwards unfolded under the action of gravity, the sinking plastic small blocks can leak out, the self-locking rotating wheel 905 is rotated along the other direction, the steel cable 903 is coiled and recovered, and the bottom cover 901 is pulled by the steel cable 903 to seal the lower opening of the sorting bucket 9.

The wall of the sorting hopper 9 also adopts a net structure.

The bucket wall of the sorting bucket 9 is also arranged to be of a net structure, so that the speed of water or solution passing through the sorting bucket 9 is improved, on one hand, the draining speed of the water or solution in the sorting bucket 9 is improved, and on the other hand, the speed and stability of the sorting bucket 9 entering liquid are improved, and the problem that the sorting bucket 9 is affected by buoyancy to shake when entering the liquid is avoided.

The drying mechanism comprises a second conveyor 10, the conveyor belt of the second conveyor 10 also adopts a net structure, a protective cover 11 is arranged above the second conveyor 10, the bottom end of the protective cover 11 is fixedly connected to the upper wall of the rack of the second conveyor 10, a drying device is arranged at the lower part of the second conveyor 10 and is positioned below the conveyor belt of the second conveyor 10, and a storage tank is further arranged at the discharge port of the second conveyor 10 and used for storing dried plastic small blocks.

Because the conveyer belt of the second conveyer 10 also adopts a net structure, hot air blown out by the drying device below passes through the conveyer belt of the second conveyer 10 to dry the plastic small blocks. While the hood 11 serves to block the plastic pellets from being blown out of the second conveyor 10 by hot air.

The drying device comprises a fan 13, the outer wall of the fan 13 is fixedly connected to the lower part of the second conveyor 10, the air outlet of the fan 13 faces to the conveyor belt of the second conveyor 10, and an electric heating wire 14 is arranged between the fan and the conveyor belt.

The air flow blown by the fan 13 is heated by the electric heating wire 14 to form hot air, and the plastic small blocks are dried.

The upper wall of the frame at the feeding position of the second conveyor 10 is fixedly connected with a feeding box 12, the upper end of the feeding box 12 is opened and is provided with a prismatic table for placing the sorting hopper 9, one side of the feeding box 12 facing the conveying direction of the second conveyor 10 is provided with a limiting opening 1201, and the limiting opening 1201 is used for limiting the thickness of plastic small blocks on the conveying belt of the second conveyor 10.

Through the setting of material loading case 12, make the sorting fill 9 can put in material loading case 12 and unload, hoist mechanism separable carries out other processes this moment, has avoided the occupation to hoist mechanism, has improved the efficiency of whole process.

The hoisting mechanism comprises a movable slide rail 15, the movable slide rail is positioned between the drying mechanism and the sorting pool 8, the movable end of the movable slide rail 15 is fixedly connected with a rotary table 16, and the rotating end of the rotary table 16 is fixedly connected with a suspension arm 17.

The suspension arm 17 is used for fixing and lifting the sorting hopper 9, the turntable 16 is used for driving the sorting hopper 9 to perform directional conversion, the movable slide rail 15 is used for horizontal displacement, and the displacement of the sorting hopper 9 among all mechanisms is realized through the cooperation of the three.

Examples

In the embodiment, the recycled plastic recycling device in the embodiment is adopted to convert the waste PET bottle into polyester fiber.

Firstly, putting the sorted and discarded PET bottles into a plastic crusher 1, crushing the PET bottles into small blocks with the size of 5-10 cm, and putting the small blocks into a cleaning box 3 together with water, and stirring and cleaning the small blocks by a stirrer 301;

then, the cleaned plastic small blocks fall into the first conveyor 5, and enter a sorting device below the discharging position of the first conveyor 5 after draining, at the moment, the sorting device filled with the plastic small blocks is lifted to a clean water tank 7 through a lifting mechanism and is overlapped on the sorting device in the clean water tank 7, a PET bottle mainly comprises two parts, a bottle body and a bottle cap, the plastic type of the bottle body is PET, the density of the PET is 1.37 and is higher than that of water, the plastic type of the bottle cap is PP, the density of the bottle cap is 0.851-0.935 and is lower than that of water, and in the embodiment, the PET bottle can realize the separation of the PET bottle and the bottle cap by using water only;

settling for a period of time, enabling the PET to sink into a sorting device below, enabling the PP to be located in a sorting device above, hanging the sorting device above to a drying mechanism corresponding to the PP by using a hanging mechanism, drying and collecting, hanging the sorting device below to the drying mechanism corresponding to the PET by using the hanging mechanism, and drying and collecting the same to finish the treatment process of the recycled plastic raw material of the waste PET bottle;

the dried PET plastic pellets are then fed to a plastic melter where they are heated and melted to a liquid state. The temperature of the plastic melting machine 4 is 260 ℃ and the pressure is 10 megapascals;

and then conveying the liquid plastic to a polyester fiber preparation machine, and spraying the plastic through a nozzle to form polyester fibers, wherein the aperture of the nozzle of the polyester fiber preparation machine is 0.2 mm, a cooler is a water cooler, the water temperature is 20 ℃, the traction speed of a tractor is 200 m/min, and the stretching ratio is 5.

Finally, the polyester fibers are conveyed to a polyester fiber collecting machine, collected and wound into rolls. The tension of the tension controller of the polyester fiber collector is 0.5 newton, and the cutter automatically cuts the polyester fiber when the polyester fiber reaches 1000 meters and separates the polyester fiber from the next roll.

Through the steps, the waste PET bottle can be converted into polyester fiber. The polyester fiber has good strength, toughness, transparency and other properties, and can be used as raw materials or products in the fields of clothing, furniture, decoration and the like.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reclaimed plastic recovery processing device, includes breaker (1), its characterized in that, breaker (1) are used for breaking into small pieces with the plastic products of abandonment, breaker (1) feed inlet top is provided with inlet tube (2), breaker (1) discharge gate below is provided with wiper mechanism, wiper mechanism is used for wasing plastics small pieces surface dirt, wiper mechanism discharge gate below is provided with conveying mechanism, conveying mechanism is used for carrying the plastic small pieces after wasing to the sorting unit who is located its ejection of compact department, conveying mechanism one side has set gradually clean water pond (7), separation pond (8), and a plurality of separation ponds (8) are equipped with the saline solution of different densities respectively, and the density and the plastic density one-to-one of saline solution have placed a sorting unit respectively, clean water pond (7) and separation pond (8) are by-side respectively are provided with drying mechanism, drying mechanism is used for carrying out drying treatment to the plastics small pieces that separate, still is provided with hoist mechanism along the technological direction, be used for carrying out separation pond (7), separation pond (8) and remove between clean water pond (7).

2. The recycling device for reclaimed plastic according to claim 1, wherein the cleaning mechanism comprises a cleaning box (3), an upper opening of the cleaning box (3) is fixedly connected with a lower wall of the crusher (1), the upper opening of the cleaning box (3) is communicated with the lower opening of the crusher (1), a stirrer (301) is arranged in the cleaning box (3), two ends of a rotating shaft of the stirrer (301) respectively penetrate through and are rotatably connected to the side wall of the cleaning box (3), one end of the rotating shaft of the stirrer (301) is fixedly connected with a driven pulley (302), and the driven pulley (302) is in coupling connection with a driving pulley (101) fixedly connected to the same side end of the rotating shaft of the crusher (1) through a belt (303).

3. The recycling device for reclaimed plastic according to claim 2, wherein the conveying mechanism comprises a first conveyor (5), a support frame (4) is fixedly connected to the upper wall of the frame of the first conveyor (5), the inner wall of the support frame (4) is sleeved with and fixedly connected to the outer wall of the lower portion of the cleaning box (3), the conveying belt of the first conveyor (5) adopts a net structure, and is located right below the discharge hole of the cleaning box (3), the base of the first conveyor (5) is fixedly connected to the inner bottom wall of a sewage tank (6), the sewage tank (6) is used for receiving sewage leaking from the conveying belt of the first conveyor (5), and the water outlet of the sewage tank (6) is connected with the water treatment mechanism through a sewage pipeline (601).

4. A recycling apparatus according to claim 3, characterized in that the inner bottom wall of the sewage tank (6) is also fixedly connected with a supporting seat for placing a sorting device below the discharge position of the first conveyor (5).

5. The recycling device for reclaimed plastic according to claim 4, wherein the sorting device comprises a sorting hopper (9), an upper opening of the sorting hopper (9) is of an open structure and is provided with a rope for hoisting, a lower opening of the sorting hopper is provided with a bottom cover (901), the bottom cover (901) adopts an outward-opening type net structure, one side of the upper wall of the bottom cover is connected with the inner side wall of the sorting hopper (9) through a hinge (902), the other side of the bottom cover is fixedly connected with one end of a steel cable (903), the other end of the steel cable (903) extends upwards along the inner side wall of the sorting hopper (9), penetrates through a limiting pulley (904) fixedly connected with the inner side wall of the sorting hopper (9) and penetrates to the outside of the sorting hopper (9), and is connected with a self-locking rotary wheel (905) rotatably connected with the outer wall of the sorting hopper (9).

6. A recycling apparatus for reclaimed plastic as claimed in claim 5, characterized in that the walls of the sorting hopper (9) are also of a net-like structure.

7. The recycling device for reclaimed plastic according to claim 6, wherein the drying mechanism comprises a second conveyor (10), a conveying belt of the second conveyor (10) is also of a net structure, a protective cover (11) is arranged above the second conveyor (10), the bottom end of the protective cover (11) is fixedly connected to the upper wall of a rack of the second conveyor (10), a drying device is arranged at the lower part of the second conveyor (10), the drying device is arranged below the conveying belt of the second conveyor (10), and a storage tank is further arranged at a discharge port of the second conveyor (10) and used for storing dried plastic small blocks.

8. The recycling device according to claim 7, characterized in that the drying device comprises a fan (13), the outer wall of the fan (13) is fixedly connected to the lower part of the second conveyor (10), the air outlet of the fan (13) faces the conveyor belt of the second conveyor (10), and an electric heating wire (14) is arranged between the air outlet and the fan.

9. The recycling device for reclaimed plastic according to claim 8, wherein an upper wall of a frame at the feeding position of the second conveyor (10) is fixedly connected with a feeding box (12), an upper end of the feeding box (12) is opened and is provided with a prismatic table for placing a sorting hopper (9), one side of the feeding box (12) facing the conveying direction of the second conveyor (10) is provided with a limiting opening (1201), and the limiting opening (1201) is used for limiting the thickness of plastic small blocks on a conveying belt of the second conveyor (10).

10. The recycling device according to claim 9, wherein the lifting mechanism comprises a movable slide rail (15) which is positioned between the drying mechanism and the sorting pool (8), a rotary table (16) is fixedly connected to the movable end of the movable slide rail (15), and a suspension arm (17) is fixedly connected to the rotary end of the rotary table (16).