CN112248293A

CN112248293A - High-performance environment-friendly regeneration device and regeneration process for waste plastics

Info

Publication number: CN112248293A
Application number: CN202010880921.7A
Authority: CN
Inventors: 黄庆忠; 黄庆贵; 黄慜
Original assignee: Fujian Quanzhou Xinyao New Material Technology Co ltd
Current assignee: Fujian Quanzhou Xinyao New Material Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-01-22

Abstract

The invention provides a high-performance environment-friendly waste plastic regeneration device, which comprises a vibrating screen, a first crushing device, a first drying device, a vacuum rolling and kneading machine, a cleaning device, a second drying device, a low-temperature ring device, a second crushing device, a refrigerating device and an extrusion granulation device, wherein the cleaning device comprises: a chassis; a first cleaning mechanism; the driving mechanism is used for driving the first cleaning mechanism to rotate; the second cleaning mechanism is positioned below the first cleaning mechanism; the draining mechanism is positioned below the second cleaning mechanism; the water circulation system is used for providing purified water required in the cleaning process; and (5) discharging the material pipe. And also provides a high-performance environment-friendly regeneration process of the waste plastics, which is implemented by adopting the high-performance environment-friendly regeneration device of the waste plastics. The high-performance environment-friendly regeneration device and the regeneration process for the waste plastics can stably wash away impurities attached to the surfaces of plastic particles, and have high production efficiency.

Description

High-performance environment-friendly regeneration device and regeneration process for waste plastics

Technical Field

The invention relates to the technical field of plastic modification, in particular to a high-performance environment-friendly waste plastic regeneration device and a regeneration process thereof.

Background

The performance of the plastic material of most of plastic products is not greatly changed after the plastic products are used, so that the plastic products can be recycled and reprocessed into the plastic products by a proper method for reuse, thereby not only saving resources and relieving the contradiction between supply and demand, but also making an important contribution to environmental protection.

Chinese patent CN105885083A discloses a high-performance environment-friendly waste plastic regeneration process, which comprises the following steps of 1) collecting waste plastic, putting the waste plastic on a vibrating screen to separate large impurities, then crushing the waste plastic into particles, and feeding the particles into cold air drying equipment; 2) sending the plastic particles dried by the cold air into a vacuum tumbling machine for tumbling, vacuumizing once every 5-8 minutes during tumbling, and tumbling for 5-10 minutes after vacuumizing each time; 3) taking out the rolled and kneaded plastic particles, and spraying and cleaning the plastic particles by using purified water; 4) draining the sprayed plastic particles, and sending the plastic particles into drying equipment for drying until the surfaces of the plastic particles are free of moisture; 5) sending the dried plastic particles into low-temperature ring equipment for low-temperature treatment; 6) crushing the plastic particles after low-temperature treatment, sieving the plastic particles with a 80-mesh sieve, and sending the crushed plastic particles into refrigeration equipment for cold resistance treatment; 7) and (3) conveying the cold-resistant treated plastic particles into an extruder for extrusion granulation, thus finishing plastic modification. However, in the actual production process, the regeneration process has the problem that the cleaning effect of the plastic particles is not stable.

Disclosure of Invention

The invention aims to provide a high-performance environment-friendly waste plastic regeneration device and a regeneration process thereof, and solves the problem of unstable cleaning effect in the existing high-performance environment-friendly waste plastic regeneration process.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a waste plastic high performance environmental protection regenerating unit, rolls machine of rubbing, cleaning equipment, second drying equipment, low temperature ring equipment, second crushing equipment, refrigeration equipment and extrudes granulation equipment including shale shaker, first crushing equipment, first drying equipment, vacuum, the cleaning equipment includes:

the device comprises a case, wherein a hopper is arranged at a feed inlet at the top of the case, and a discharge valve is arranged at the bottom of the hopper;

the first cleaning mechanism is arranged at the upper part in the case;

the driving mechanism is used for driving the first cleaning mechanism to rotate;

the second cleaning mechanism is arranged in the case and is positioned below the first cleaning mechanism;

the draining mechanism is arranged in the case and is positioned below the second cleaning mechanism;

a water circulation system for supplying purified water required in the washing process;

and one end of the blanking pipe is connected to the blanking hole at the bottom of the draining mechanism, and the other end of the blanking pipe penetrates out of the case and extends outwards.

Further, first wiper mechanism is including keeping off the feed cylinder, dividing charging tray, bucket shape washing dish, water pipe support and the first shower nozzle of a plurality of, it sets up to keep off the feed cylinder the below of feed inlet, divide the charging tray rigid coupling to be in keep off in the feed cylinder, just divide the outer fringe of charging tray with it forms first blanking passageway to keep off between the charging tray inner wall, bucket shape washing dish is connected and is set up keep off the lower extreme of feed cylinder, just be provided with the first hole that leaks of a plurality of on the bucket shape washing dish, the first shower nozzle of a plurality of passes through the water pipe support sets up divide the charging tray below, just first shower nozzle orientation the bucket shape washing dish, the water pipe support through rotary joint with water circulating system's delivery pipe intercommunication.

Furthermore, a connecting column arranged at the top of the distributing disc is rotatably arranged at the top of the case, and the upper end of the connecting column penetrates out of the top wall of the case to be in transmission connection with the driving mechanism.

Furthermore, a plurality of convex particles are arranged on the inner wall of the bucket-shaped cleaning disc.

Furthermore, the water pipe support is including being responsible for and the first branch pipe of a plurality of, be responsible for and pass the spliced pole with rotary joint connects, the first branch pipe of a plurality of all with be responsible for and be linked together, just first branch pipe is close to the inner wall of bucket-shaped washing dish, first shower nozzle is connected and is set up on the first branch pipe.

Further, the second wiper mechanism includes that manger plate cover and toper leak the frame, manger plate cover is established the top that the toper leaked the frame, just manger plate cover internal perisporium with the toper leaks and forms second blanking passageway between the periphery wall of frame, the toper is leaked and is provided with a plurality of second hole that leaks on the frame, be provided with the second shower nozzle on the lower extreme of the second branch pipe of water pipe support, the second shower nozzle orientation the top that the frame was leaked to the toper.

Furthermore, a plurality of convex columns are arranged on the outer peripheral wall of the conical water leakage frame in a staggered mode.

Further, the draining mechanism comprises an outer barrel, an inner barrel, a spiral draining rack and an inclined guide plate, wherein the outer barrel is sleeved outside the inner barrel, a third blanking channel is formed between the inner peripheral wall of the outer barrel and the outer peripheral wall of the inner barrel, the spiral draining rack is arranged in the third blanking channel, and the inclined guide plate is obliquely arranged at the bottom of the third blanking channel.

Furthermore, the spiral draining rack comprises an upper layer screen plate and a lower layer water baffle plate, an interlayer is formed between the upper layer screen plate and the lower layer water baffle plate, and the inner cylinder is provided with a spiral water leakage hole communicated with the interlayer.

The invention also aims to provide a high-performance environment-friendly regeneration process for waste plastics, which comprises the following steps:

SO1 firstly utilizes a vibrating screen to remove larger impurities in the waste plastics, then utilizes first crushing equipment to crush the waste plastics, and then utilizes first drying equipment to dry the crushed waste plastics to prepare plastic particles;

performing tumbling treatment on the plastic particles prepared in the step SO1 by using a vacuum tumbling machine in SO 2;

the SO3 carries out secondary spray cleaning on the plastic particles processed by the step SO2 by utilizing a first cleaning mechanism and a second cleaning mechanism of the cleaning equipment, and then, water in the cleaned plastic particles is drained by utilizing a draining mechanism of the cleaning equipment;

the SO4 utilizes second drying equipment to perform drying treatment on the plastic particles processed in the step SO 3;

the SO5 utilizes a low-temperature ring device to carry out low-temperature treatment on the plastic particles treated in the step S04;

the SO6 crushes the plastic particles processed in the step S05 by using second crushing equipment, and then the crushed plastic particles are subjected to cold resistance treatment by using refrigeration equipment;

and SO7, mixing the plastic particles treated by the step SO6 with an activating agent in proportion, and extruding and granulating by using an extruding and granulating device to obtain the modified plastic.

According to the technical scheme, the invention has the following beneficial effects:

in the waste plastic high-performance environment-friendly regeneration device, the first cleaning mechanism, the second cleaning mechanism and the draining mechanism of the cleaning equipment can sequentially perform first cleaning, second cleaning and water draining on plastic particles, so that the cleaning effect is good, and the production efficiency is favorably improved;

the high-performance environment-friendly waste plastic regeneration process is implemented by adopting the high-performance environment-friendly waste plastic regeneration device, and has stable cleaning effect and higher production efficiency.

The invention is described in further detail below with reference to the figures and the detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the cleaning apparatus of the present invention.

Fig. 3 is a schematic structural view of a first cleaning mechanism of the cleaning apparatus of the present invention.

Fig. 4 is a schematic structural view of a second cleaning mechanism of the cleaning apparatus of the present invention.

Fig. 5 is a schematic structural view of a draining mechanism of the cleaning apparatus of the present invention.

Fig. 6 is a schematic structural view of a bucket-shaped cleaning tray of the cleaning apparatus of the present invention.

Description of reference numerals: the machine case 1, a feed inlet 11, a water outlet 12, a discharge outlet 13, a first cleaning mechanism 2, a material blocking barrel 21, a material distribution disk 22, a connecting column 221, a first blanking channel 23, a connecting frame 24, a bucket-shaped cleaning disk 25, a first water leakage hole 251, a water pipe frame 26, a main pipe 261, a first branch pipe 262, a second branch pipe 263, a first spray head 27, a second spray head 28, a convex particle 29, a second cleaning mechanism 3, a water blocking cover 31, a conical water leakage frame 32, a second water leakage hole 321, a second blanking channel 33, a convex column 34, a water draining mechanism 4, an outer cylinder 41, a blanking hole 411, an inner cylinder 42, a spiral water leakage hole 421, a third blanking channel 43, a spiral water draining frame 44, an upper layer net plate 441, a lower layer water blocking plate 442, an interlayer, an inclined layer 45, a supporting column 46, a hopper 5, a blanking valve 6, a driving mechanism 7, a driving motor 71, a driving bevel gear 72, a driven bevel gear 73, a, A water supply pipe 81, a rotary joint 82, a water return pipe 83 and a blanking pipe 9.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

The invention is further explained with reference to fig. 1 to 6, and the waste plastic high-performance environment-friendly regeneration device shown in fig. 1 comprises a vibrating screen, a first crushing device, a first drying device, a vacuum tumbling machine, a cleaning device, a second drying device, a low-temperature ring device, a second crushing device, a freezing device and an extrusion granulation device, wherein, as shown in fig. 2, the cleaning device comprises a case 1, a first cleaning mechanism 2, a second cleaning mechanism 3, a draining mechanism 4, a driving mechanism 7, a water circulation system 8 and a blanking pipe 9, a feeding port 11 is arranged at the top of the case 1, a hopper 5 is arranged at the feeding port 11, a blanking valve 6 is arranged at the bottom of the hopper 5, a drainage outlet 12 is arranged at one side of the bottom of the case 1, a water return pipe 83 of the water circulation system 8 is connected to the drainage outlet 12, the first cleaning mechanism 2 is arranged at the upper part in the case 1, actuating mechanism 7 is used for driving first wiper mechanism 2 to rotate, second wiper mechanism 3 sets up at quick-witted incasement 1, and second wiper mechanism 3 is located the below of first wiper mechanism 2, waterlogging caused by excessive rainfall mechanism 4 sets up at quick-witted incasement 1, and waterlogging caused by excessive rainfall mechanism 4 is located the below of second wiper mechanism 3, water circulating system 8 is arranged in providing the required pure water of cleaning process and can handle the sewage that the cleaning process produced in order to realize the cyclic utilization of water, the unloading hole 411 of waterlogging caused by excessive rainfall mechanism 4 bottom is connected to the one end of unloading pipe 9, the discharge gate 13 that the other end of unloading pipe 9 worn out on quick-witted case 1 extends outwards.

As shown in fig. 2, 3 and 6, the first cleaning mechanism 2 includes a material blocking barrel 21, a material distributing disk 22, a bucket-shaped cleaning disk 25, a water pipe frame 26 and a plurality of first nozzles 27, the material blocking barrel 21 is disposed below the feed inlet 11, the material distributing disk 22 is fixedly connected in the material blocking barrel 21 through three connecting frames 24, a first blanking channel 23 is formed between the outer edge of the material blocking barrel 22 and the inner peripheral wall of the material blocking barrel 21, a connecting column 221 is connected to the top of the material distributing disk 22, the connecting column 221 is rotatably disposed at the top of the casing 1, the upper end of the connecting column 221 extends upwards through the top wall of the casing 1, the upper end of the bucket-shaped cleaning disk 25 is fixedly connected to the lower end of the material blocking barrel 21, a plurality of first water leakage holes 251 are disposed on the bucket-shaped cleaning disk 25, the water pipe frame 26 includes a main pipe 261 and a plurality of first branch pipes 262, the upper end of the main pipe 261 sequentially passes through the material distributing disk 22 and the connecting column 221 and extends upwards and, the first branch pipe 262 of a plurality of all is linked together with being responsible for 261, and the first branch pipe 262 of a plurality of is all around the axis evenly distributed that the dish 25 was washd to the fill form, and each first branch pipe 262 all parallels with the generating line that the dish 25 was washd to the fill form, and all is provided with a plurality of first shower nozzles 27 on every first branch pipe 262, and all first shower nozzles 27 all wash the dish 25 towards the fill form.

Preferably, a plurality of protruding particles 29 are arranged on the inner wall of the bucket-shaped cleaning disk 25.

Preferably, the distribution tray 22 is frustum-shaped.

As shown in fig. 2, the driving mechanism 7 includes a driving motor 71, a driving bevel gear 72 and a driven bevel gear 73, the driving motor 71 is disposed at the top of the casing 1, the driving bevel gear 72 is connected to an output shaft of the driving motor 71, the driven bevel gear 73 is connected to an upper end of the connecting column 221, and the driving bevel gear 72 is engaged with the driven bevel gear 73.

As shown in fig. 2 and 4, the second cleaning mechanism 3 includes a water blocking cover 31 and a conical water leaking frame 32, the upper end of the conical water blocking cover 31 is fixedly connected with the lower end of the bucket-shaped cleaning tray 25, the water blocking cover 31 is covered above the conical water leaking frame 32, a second blanking channel 33 is formed between the inner peripheral wall of the water blocking cover 31 and the outer peripheral wall of the conical water leaking frame 32, a plurality of second water leaking holes 321 are formed in the conical water leaking frame 32, a plurality of convex columns 34 are arranged on the outer peripheral wall of the conical water leaking frame 32 in a staggered manner, a second nozzle 28 is arranged at the lower end of a second branch pipe 263 of the water pipe frame 26, and the second nozzle 28 faces the top of the conical water leaking frame 32.

As shown in fig. 2 and 5, the draining mechanism 4 includes an outer cylinder 41, an inner cylinder 42, a spiral draining rack 44 and an inclined material guiding plate 45, the outer cylinder 41 is disposed below the water blocking cover 31, the upper end of the outer cylinder 41 extends into the water blocking cover 31, the inner cylinder 42 is connected to the bottom of the conical water leaking rack 32, the bottom of the inner cylinder 42 is provided with a plurality of pillars 46, the bottoms of the pillars 46 are fixedly connected to the bottom of the casing 1, the outer cylinder 41 is sleeved outside the inner cylinder 42, a third material falling channel 43 is formed between the inner peripheral wall of the outer cylinder 41 and the outer peripheral wall of the inner cylinder 42, the spiral draining rack 44 is disposed in the third material falling channel 43, the inner peripheral side of the spiral draining rack 44 is fixedly connected to the inner cylinder 42, the outer peripheral side of the spiral draining rack 44 is fixedly connected to the outer cylinder 41, the spiral draining rack 44 includes an upper net plate 441 and a lower water blocking plate 442, an interlayer 443 is formed between the upper net plate 441 and the lower water blocking plate 442, the inclined material guiding plate 45 is obliquely arranged at the bottom of the third blanking channel 43, a blanking hole 411 is formed in the position, close to the lower end of the inclined material guiding plate 45, at the bottom of the outer cylinder 41, and one end of the blanking pipe 9 is connected to the blanking hole 411.

As shown in fig. 2, in operation, firstly, the plastic particles to be cleaned are poured into the hopper 5, and the driving motor 71 is started, the driving motor 71 drives the first cleaning mechanism 2 to rotate through the driving bevel gear 72 and the driven bevel gear 73 which are engaged with each other, then the blanking valve 6 is opened to make the plastic particles in the hopper 5 fall towards the first cleaning mechanism 2, and after the plastic particles fall into the material blocking barrel 21, the plastic particles fall towards the bucket-shaped cleaning tray 25 through the first blanking channel 23, because the bucket-shaped cleaning tray 25 rotates rapidly, the plastic particles move downwards along the bucket-shaped cleaning tray 25 very slowly under the action of centrifugal force, and during the movement of the plastic particles, the first nozzle 27 continuously sprays purified water to the plastic particles to flush the surfaces of the plastic particles to wash away impurities attached to the surfaces of the plastic particles, and the wastewater generated in the cleaning process falls towards the bottom of the machine case 1 through the first water leakage hole 251, the first cleaning of the plastic particles is completed, then the plastic particles cleaned by the first cleaning mechanism 2 fall to the second cleaning mechanism 3 through the blanking port at the bottom of the bucket-shaped cleaning disc 25, and when the plastic particles fall into the second blanking channel 33, the plastic particles move downwards along the second blanking channel 33, because of the blocking of the convex column 34, the moving speed of the plastic particles is very slow, and in the process that the plastic particles pass through the second blanking channel 33, the second nozzle 28 continuously sprays purified water back into the second blanking channel 33 to wash the plastic particles, and the waste water generated in the cleaning process falls to the bottom of the case 1 through the second water leakage hole 321, so that the second cleaning of the plastic particles is realized, the impurities attached to the surfaces of the plastic particles can be effectively removed by the second cleaning, the cleaning effect is good, and then, the plastic particles cleaned by the second cleaning mechanism 3 fall to the draining mechanism 4, and after falling into the third blanking channel 43, the plastic particles can roll downwards along the spiral draining rack 44 and finally roll into the blanking pipe 9 along the inclined material guide plate 45, and the water mixed in the plastic particles can fall into the interlayer 443 through the meshes on the upper-layer mesh plate 441 and then fall to the bottom of the case 1 through the spiral water leakage hole 421.

The high-performance environment-friendly regeneration process for the waste plastics is implemented by adopting the high-performance environment-friendly regeneration of the waste plastics, and comprises the following steps of:

the SO3 utilizes the first cleaning mechanism 2 and the second cleaning mechanism 3 of the cleaning equipment to carry out secondary spray cleaning on the plastic particles processed by the step SO2, impurities attached to the surfaces of the plastic particles can be effectively removed through the two-time cleaning, the cleaning effect is good, and then the water in the cleaned plastic particles is drained by the draining mechanism 4 of the cleaning equipment, SO that the efficiency is high;

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a waste plastic high performance environmental protection regenerating unit, rolls machine of rubbing, cleaning equipment, second drying equipment, low temperature ring equipment, second crushing equipment, refrigeration plant and extrudes granulation equipment including shale shaker, first crushing equipment, first drying equipment, vacuum, its characterized in that, cleaning equipment includes:

the device comprises a case (1), wherein a hopper (5) is arranged at a feed inlet (11) at the top of the case (1), and a blanking valve (6) is arranged at the bottom of the hopper (5);

the first cleaning mechanism (2), the said first cleaning mechanism (2) is set up in the upper portion in the said chassis (1);

the driving mechanism (7), the said driving mechanism (7) is used for driving the said first cleaning mechanism (2) to rotate;

the second cleaning mechanism (3) is arranged in the case (1), and the second cleaning mechanism (3) is positioned below the first cleaning mechanism (2);

the draining mechanism (4) is arranged in the case (1), and the draining mechanism (4) is positioned below the second cleaning mechanism (3);

a water circulation system (8), wherein the water circulation system (8) is used for providing pure water required in the cleaning process;

one end of the discharging pipe (9) is connected to a discharging hole (411) in the bottom of the draining mechanism (4), and the other end of the discharging pipe (9) penetrates through the case (1) and extends outwards.

2. The waste plastic high-performance environment-friendly regeneration device as claimed in claim 1, wherein the first cleaning mechanism (2) comprises a material blocking barrel (21), a material dividing disk (22), a bucket-shaped cleaning disk (25), a water pipe frame (26) and a plurality of first nozzles (27), the material blocking barrel (21) is arranged below the feed port (11), the material dividing disk (22) is fixedly connected in the material blocking barrel (21), a first blanking channel (23) is formed between the outer edge of the material dividing disk (22) and the inner wall of the material blocking barrel (21), the bucket-shaped cleaning disk (25) is connected and arranged at the lower end of the material blocking barrel (21), a plurality of first water leakage holes (251) are arranged on the bucket-shaped cleaning disk (25), a plurality of first nozzles (27) are arranged below the material dividing disk (22) through the water pipe frame (26), and the first nozzles (27) face the bucket-shaped cleaning disk (25), the water pipe frame (26) is communicated with a water supply pipe (81) of the water circulation system (8) through a rotary joint (82).

3. The waste plastic high-performance environment-friendly regeneration device as claimed in claim 2, wherein a connecting column (221) arranged at the top of the material distribution disc (22) is rotatably arranged at the top of the case (1), and the upper end of the connecting column (221) penetrates through the top wall of the case (1) to be in transmission connection with the driving mechanism (7).

4. The waste plastic high-performance environment-friendly regeneration device as claimed in claim 3, wherein a plurality of convex grains (29) are arranged on the inner wall of the bucket-shaped cleaning disc (25).

5. The waste plastic high-performance environment-friendly regeneration device as claimed in claim 4, wherein the water pipe rack (26) comprises a main pipe (261) and a plurality of first branch pipes (262), the main pipe (261) penetrates through the connecting column (221) to be connected with the rotary joint (82), the plurality of first branch pipes (262) are communicated with the main pipe (261), the first branch pipes (262) are close to the inner wall of the bucket-shaped cleaning disc (25), and the first spray heads (27) are connected and arranged on the first branch pipes (262).

6. The waste plastic high-performance environment-friendly regeneration device as claimed in claim 1 or 2, wherein the second cleaning mechanism (3) comprises a water retaining cover (31) and a conical water leakage frame (32), the water retaining cover (31) is covered above the conical water leakage frame (32), a second blanking channel (33) is formed between the inner peripheral wall of the water retaining cover (31) and the outer peripheral wall of the conical water leakage frame (32), a plurality of second water leakage holes (321) are formed in the conical water leakage frame (32), a second spray head (28) is arranged at the lower end of a second branch pipe (263) of the water pipe frame (26), and the second spray head (28) faces the top of the conical water leakage frame (32).

7. The waste plastic high-performance environment-friendly regeneration device as claimed in claim 6, wherein a plurality of convex columns (34) are staggered on the outer circumferential wall of the conical water leakage frame (32).

8. The waste plastic high-performance environment-friendly recycling device as recited in claim 1 or 2, wherein the draining mechanism (4) comprises an outer cylinder (41), an inner cylinder (42), a spiral draining rack (44) and an inclined material guiding plate (45), the outer cylinder (41) is sleeved outside the inner cylinder (42), a third blanking channel (43) is formed between the inner peripheral wall of the outer cylinder (41) and the outer peripheral wall of the inner cylinder (42), the spiral draining rack (44) is arranged in the third blanking channel (43), and the inclined material guiding plate (45) is obliquely arranged at the bottom of the third blanking channel (43).

9. The waste plastic high-performance environment-friendly regeneration device as claimed in claim 8, wherein the spiral draining rack (44) comprises an upper layer screen plate (441) and a lower layer water baffle (442), an interlayer (443) is formed between the upper layer screen plate (441) and the lower layer water baffle (442), and the inner cylinder (42) is provided with spiral water leakage holes (421) communicated with the interlayer (443).

10. A high-performance environment-friendly regeneration process for waste plastics is characterized by comprising the following steps:

the SO3 carries out secondary spray cleaning on the plastic particles processed by the step SO2 by utilizing a first cleaning mechanism (2) and a second cleaning mechanism (3) of the cleaning equipment, and then, the water in the cleaned plastic particles is drained by utilizing a draining mechanism (4) of the cleaning equipment;