CN114311409A

CN114311409A - Waste degradable polymer film recovery process

Info

Publication number: CN114311409A
Application number: CN202210166357.1A
Authority: CN
Inventors: 于军玺
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-30
Filing date: 2022-02-23
Publication date: 2022-04-12
Also published as: CN113894970A

Abstract

The invention discloses a waste degradable polymer film recovery process, which specifically comprises the following steps: the method comprises the following steps: the film passes through rough washing equipment and is sent into fine washing equipment, and then the equipment is started to start cleaning; step two: the fine cleaning equipment pulls the film, and meanwhile, the rough cleaning equipment firstly blows dust and expands the film and then performs rough cleaning; the invention relates to the technical field of waste recovery. This old and useless degradable polymer film recovery technology, rabbling mechanism is when rotating, can produce the power of kneading when its outside contacts the elasticity hunch, and rabbling mechanism itself still includes the inside and outside dual structure of just reversing, the rubber roll of dual structure also can produce the power of kneading when the contact, and then improved cleaning efficiency and cleaning quality greatly, wherein the second rubber roll of inlayer stirring structure rotates in a flexible way, one-way chute is seted up on its surface, can receive the resistance effect and the rotation of water in the revolution, and then can avoid its surperficial film to adhere to all the time, there is the abluent effect of dispersion.

Description

Waste degradable polymer film recovery process

Technical Field

The invention relates to the technical field of waste recovery, in particular to a waste degradable high polymer film recovery process.

Background

A film made of organic high molecular polymer. With the development of petroleum industry and science and technology, the application field of polymer films is continuously expanded, and the original packaging films are developed into intelligent polymer films, polymer functional films and the like. With the development of times and the gradual progress of science and technology, films are widely applied in various industries, at present, waste materials often appear in the production process of the films, the general solution means is to directly throw away the waste materials, but the direct throwing away of the film waste materials not only wastes resources early and improves the production cost, but also pollutes the environment, and therefore, the industry of recycling the waste degradable polymer films is generated.

The existing waste degradable polymer film recovery process generally cleans a film at first, granulation and reconstruction forming can be carried out after surface impurities are removed, the film is directly cut into pieces and then placed inside cleaning equipment in the common cleaning process, the stirring structure is matched for stirring and cleaning, the waste film surface is dirty, therefore, water needs to be changed for cleaning for many times, the water consumption is large, the cleaning efficiency is low for many times, meanwhile, the common stirring structure can enable the film to be attached to the surface of a stirring frame during stirring, and the attached surface can be prevented from being cleaned along with the straight rotation of the film, the simple stirring soaking and cleaning are carried out, the impurities accumulated in the year are difficult to clean thoroughly, and the cleaning efficiency is low.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a waste degradable polymer film recovery process, which solves the problems that the water consumption is large, the multi-time cleaning efficiency is low, and the cleaning of a simple stirring structure is not thorough in the cleaning process in the conventional waste degradable polymer film recovery process.

In order to achieve the purpose, the invention is realized by the following technical scheme: a waste degradable high polymer film recovery process specifically comprises the following steps:

the method comprises the following steps: the film passes through rough washing equipment and is sent into fine washing equipment, and then the equipment is started to start cleaning;

step two: the fine cleaning equipment pulls the film, and meanwhile, the rough cleaning equipment firstly blows dust and expands the film and then performs rough cleaning;

step three: feeding the film after coarse washing into fine washing equipment for chopping, and then carrying out stirring, kneading and fine washing operation;

step four: and (4) discharging and collecting film fragments after the fine treatment is finished, then manually taking out the film fragments, dehydrating and airing, and finally crushing and granulating.

The invention also discloses a waste degradable polymer film recovery device, wherein rough cleaning equipment and fine cleaning equipment are jointly installed on the elevating base, the fine cleaning equipment comprises a water tank, the bottom of the inner cavity of the water tank is in a semi-cylindrical shape, a stirring mechanism is rotatably connected to the lower part inside the water tank and is driven by a driving assembly arranged on the front side of the water tank, a collecting box is fixedly connected to the right side of the water tank, a collecting filter frame is slidably connected to the inside of the collecting box, water through holes communicated with the collecting box are formed in the bottom of the semi-cylindrical part of the water tank, a film discharging chute which is communicated with the collecting box and inclines towards the upper right side is formed in the right side of the semi-cylindrical part of the water tank, and the film discharging chute is positioned above the collecting filter frame.

The even many elasticity hunch strips of fixedly connected with in water tank inner chamber's bottom, rabbling mechanism includes the center pin, the outside cover of center pin is equipped with the rotating tube, and the rotating tube falls into the multistage, rabbling mechanism drive rotating tube and center pin antiport, the equal fixedly connected with outer link in four sides of rotating tube, the outside and the centre of outer link all rotate and are connected with first rubber roll, the equal fixedly connected with T type axle in the centre at center pin four sides, the both ends of T type axle horizontal segment are located between two sets of first rubber rolls of outer link inside and outside, and the both ends outside of T type axle horizontal segment all rotates and is connected with the second rubber roll, and through four arc frame fixed connection between the nodical of four T type axles, the surface of center pin just is located the fixedly connected with brush hair between the outer link.

The surface of first rubber roll and second rubber roll all evenly is provided with a plurality of arch, be connected for the damping rotation between first rubber roll and the outer link, be connected for low resistance rotation between second rubber roll and the T type axle, and a plurality of unidirectional chutes have been seted up to the equal syntropy in four sides of second rubber roll extrados.

Preferably, the front ends of the central shaft and the rotating pipe penetrate through the front wall of the water tank and extend to the outside of the water tank, the driving assembly comprises a first bevel gear and a second bevel gear, the front ends of the central shaft and the rotating pipe are fixedly connected with the first bevel gear and the second bevel gear respectively, the right sides of the first bevel gear and the second bevel gear are meshed with a third bevel gear together, the front side of the water tank is fixedly connected with a first motor, the right side of the water tank is located on the third bevel gear, the output end of the first motor is fixedly connected with the third bevel gear, and the front side of the water tank is fixedly connected with a hood covering the first motor and the cover covering the outside of the three bevel gears.

Preferably, the feed inlet has been seted up to the top on water tank right side, just the left side that is located the feed inlet rotates between the both sides around the water tank inner chamber and is connected with the crushing roller, the inside upper left corner fixedly connected with shielded box of water tank, and the inside fixedly connected with second motor of shielded box, the front end of second motor output shaft and crushing roller all extends to the water tank outside and connects through the synchronous belt mechanism transmission, the surface difference fixedly connected with multiseriate blade of crushing roller and gluey piece, and blade and gluey piece dislocation distribution, polylith baffle around the right side of inner wall of the water tank just is located the below fixedly connected with of feed inlet, and dislocation distribution around baffle and the blade.

Preferably, the top fixedly connected with water injection pipe of water tank, the top of water tank inner wall just is located water injection pipe and is connected with the spray pipe directly below, and the bottom of spray pipe has seted up a plurality of hole for water spraying.

Preferably, the rough cleaning equipment comprises a fixed bottom box and a movable top box arranged on the top cover of the fixed bottom box, wherein the top of the fixed bottom box and the bottom of the movable top box are provided with air cavities, air blowing covers are fixedly connected to the left sides of the two air cavities respectively and are arranged on one opposite sides of the air blowing covers, a plurality of air blowing holes inclining to the right are formed in the opposite sides of the air blowing covers, the air outlet ends of the air blowing holes are gradually unfolded from the middle to the outer side, the two air suction covers are fixedly connected to the right sides of the air cavities respectively, and the air suction holes are formed in the opposite sides of the two air suction covers.

Preferably, the bottom of the inner cavity of the fixed bottom box is fixedly connected with a fan and a filter box respectively, an air inlet of the fan is communicated with the rear side of the filter box through a connecting pipe, the front side of the filter box is communicated with an air exhaust main pipe, the top end of the air exhaust main pipe is communicated with two air exhaust branch pipes through a three-way pipe, the top ends of the two air exhaust branch pipes are communicated with the inner side spaces of the two air suction covers respectively, an air outlet of the fan is communicated with an air outlet main pipe, the top end of the air outlet main pipe is communicated with two air outlet branch pipes through a three-way pipe, and the top ends of the two air outlet branch pipes are communicated with the inner side spaces of the two air blowing covers respectively.

Preferably, leave the passageway that supplies the film to run through between the inboard of fixed under casing and removal top case, two the inside in wind chamber just is located a plurality of gag lever posts of the equal fixedly connected with in upper and lower both sides of passageway, be provided with the collection dirt filter frame of right pull in the rose box, the right side of fixed under casing is rotated and is connected with the chamber door.

Preferably, the right sides of the inner cavities of the fixed bottom box and the movable top box are provided with cleaning cavities, the two cleaning cavities are internally arranged and located in the upper side and the lower side of the channel, flushing pipes are fixedly connected to the upper side and the lower side of the channel, water spraying holes are formed in the opposite sides of the two flushing pipes, the front ends of the two flushing pipes run through the outer portions of the fixed bottom box and the movable top box and are communicated with a water discharging pipe through connectors, a water pump box is fixedly connected to the front side of the top of the heightening base, a water pump is fixedly connected to the inner portion of the water pump box, a water inlet of the water pump is communicated with the lower left corner of the collecting box through a water pumping pipe, and a water outlet of the water pump is communicated with the bottom end of the water discharging pipe.

Preferably, be located two passageway between the flushing pipe is the high slope setting in low right side in a left side, the left well top fixedly connected with backward flow case of fixed under casing, the backward flow mouth has been seted up to the left wall of fixed under casing and the lower right corner that is located the backward flow case, the washing intracavity portion of fixed under casing just is located backward flow mouth below fixedly connected with swash plate, the front of fixed under casing just is located the top fixedly connected with drain valve of swash plate front side, the inside upper left corner of backward flow case and upper right corner all are connected with the cylinder through location hub rotation, the spout has all been seted up in the centre of both sides around the backward flow incasement wall, and sliding connection has the pressure axle between two spouts.

Preferably, the top of both sides all is provided with two sets of spacing subassemblies around the fixed bottom case, spacing subassembly includes the circular slider of fixed connection both sides bottom around removing the top case, the equal fixedly connected with deflector in top of both sides around the fixed bottom case, and the inside of deflector set up with the spout of circular slider looks adaptation, the spout is the high chute in the low right side in a left side, and the top of chute is bent to the lower right corner.

Advantageous effects

The invention provides a process for recovering a waste degradable high polymer film. Compared with the prior art, the method has the following beneficial effects:

(1) this old and useless degradable polymer film recovery process, through setting up the fine purifiation equipment, can be with the earlier bits of broken up of film after simple coarse purification, then carry out abundant stirring cutting with rabbling mechanism, rabbling mechanism is when rotating, can produce the power of kneading when its outside contacts the elasticity hunch, and rabbling mechanism itself still includes the inside and outside dual structure of just reversing, the rubber roll of dual structure also can produce the power of kneading when the contact, and then improved cleaning efficiency and cleaning quality greatly, wherein the second rubber roll of inlayer stirring structure rotates in a flexible way, unidirectional chute is seted up on its surface, can receive the resistance effect of water and rotation in the revolution, and then can avoid its surperficial film to adhere to always, there is the abluent effect of dispersion, wash more comprehensively thoroughly.

(2) This old and useless degradable polymer film retrieves technology, through control rabbling mechanism corotation, can stir the washing to the film piece, and when the reversal, can throw away the film piece in the outside to collect and filter in the filter frame through the film discharge chute and filter and collect, and because the film discharge chute sets up for the slope, the film piece is thrown away when can avoiding corotation, the water tank can not got back to yet by the film piece of collecting, be applicable to the washing in batches, and abluent time has been guaranteed, cleaning quality has been guaranteed promptly.

(3) This old and useless degradable polymer film retrieves technology, through the piece of staggering blade and gluing on the crushing roller, the baffle of cooperation bottom can produce cutting power and drag the power to the film in turn when the crushing roller rotates, can carry out the material loading automatically when realizing lasting the cutting, and simple structure is practical.

(4) This old and useless degradable polymer film recovery process, through fixed under casing and remove between the top case subtend setting blow the cover and the cover of breathing in, produce wind-force through the fan, can realize the effect of blowing and inhaling simultaneously, blow the cover and blow down the easy impurity that falls of film surface earlier, then by the cover of breathing in siphons away, and can arrange the rose box in filter and filter the completion circulation, follow-up abluent burden has both been alleviateed, also can concentrate and collect impurity, blow the mode range of blowing hole for launching to both sides in the cover of blowing simultaneously, can launch the film to both sides when blowing impurity, avoid impurity to pile up the step that is not convenient for to blow down impurity and follow-up coarse washing together, the effect of coarse washing has been improved.

(5) This old and useless degradable polymer film recovery process sets up the flushing pipe through setting up both sides about the film, can carry out preliminary washing to the film after the dust removal step of blowing, can further go out most impurity on its surface, alleviates the burden of follow-up fine purifiation, can effectively improve the cleaning efficiency, and the water of washing simultaneously roughly can be provided by the slightly dirty waste water after the fine purifiation, has practiced thrift a large amount of water resources, comparatively environmental protection.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a sectional view of the fine cleaning apparatus of the present invention;

FIG. 3 is a cross-sectional view of the stirring mechanism of the present invention;

FIG. 4 is a top view of the stirring mechanism and drive assembly of the present invention;

FIG. 5 is a cross-sectional view of a second rubber covered roller of the present invention;

FIG. 6 is a front view of the stop assembly of the present invention;

FIG. 7 is a cross-sectional view of the rough cleaning apparatus of the present invention;

FIG. 8 is a side view of the purge hood of the present invention.

In the figure: 1. heightening the base; 2. coarse washing equipment; 21. fixing the bottom box; 22. moving the top box; 23. a wind cavity; 24. a blowing hood; 25. a gas blowing hole; 26. an air intake cover; 27. a suction hole; 28. a fan; 29. a filter box; 210. a connecting pipe; 211. a main exhaust pipe; 212. an air exhaust branch pipe; 213. an air outlet main pipe; 214. an air outlet branch pipe; 215. a limiting rod; 216. a box door; 217. a cleaning chamber; 218. a flush tube; 219. a drain pipe; 220. a water pump tank; 221. a water pump; 222. a water pumping pipe; 223. a return tank; 224. a sloping plate; 225. a drain valve; 226. a drum; 227. a chute; 228. pressing the shaft; 229. a limiting component; 2291. a circular slider; 2292. a guide plate; 2293. a chute; 3. fine washing equipment; 31. a water tank; 32. a stirring mechanism; 321. a central shaft; 322. rotating the tube; 323. an outer connecting frame; 324. a first rubber roller; 325. a T-shaped shaft; 326. a second rubber roller; 3261. a protrusion; 3262. a unidirectional chute; 327. an arc-shaped frame; 328. brushing; 33. a drive assembly; 331. a first bevel gear; 332. a second bevel gear; 333. a third bevel gear; 334. a first motor; 335. a hood; 34. a collection box; 35. collecting a filter frame; 36. water passing holes; 37. a film discharge chute; 38. an elastic arch bar; 39. a crushing roller; 391. a blade; 392. gluing blocks; 315. a partition plate; 310. an isolation box; 311. a second motor; 312. a synchronous belt mechanism; 313. a water injection pipe; 314. and a water spray pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme that: a waste degradable high polymer film recovery process specifically comprises the following steps:

the method comprises the following steps: the film passes through the rough washing equipment 2 and is sent into the fine washing equipment 3, and then the equipment is started to start cleaning;

step two: the fine cleaning equipment 3 pulls the film, and meanwhile, the rough cleaning equipment 2 firstly blows dust and expands the film and then performs rough cleaning;

step three: the film after the rough washing enters a fine washing device 3 for chopping, and then stirring, kneading and fine washing are carried out;

Referring to fig. 1-5, the present invention also discloses a recycling device for waste degradable polymer films, wherein a rough washing device 2 and a fine washing device 3 are installed on a bed-up base 1 together, the fine washing device 3 comprises a water tank 31, the bottom of the inner cavity of the water tank 31 is in a semi-cylindrical shape, the lower part of the inner part of the water tank 31 is rotationally connected with a stirring mechanism 32, the stirring mechanism 32 is driven by a driving component 33 arranged at the front side of the water tank 31, the right side of the water tank 31 is fixedly connected with a collecting box 34, the inside of the collecting box 34 is slidably connected with a collecting filter frame 35, a sealing structure is arranged between the front wall of the collecting filter frame 35 and the front surface of the collecting box 34, and is fastened through bolts, the bottom of the half cylindrical part of the water tank 31 is provided with a water through hole 36 communicated with the collecting box 34, the right side of the half cylindrical part of the water tank 31 is provided with a film discharging chute 37 communicated with the collecting box 34 and inclined towards the upper right, and the film discharging chute 37 is positioned above the collecting filter frame 35.

Through control rabbling mechanism 32 corotation, can stir the washing to the film piece, and when the reversal, can throw away the film piece in the outside in collecting filter frame 35 through arranging membrane chute 37 and filter and collect, and because arrange membrane chute 37 and set up for the slope, the film piece was thrown away when can avoiding corotation, the film piece of being collected also can not return to water tank 31, is applicable to and washs in batches, and has guaranteed abluent time, has guaranteed cleaning quality promptly.

The bottom of the inner cavity of the water tank 31 is uniformly and fixedly connected with a plurality of elastic arch bars 38, the stirring mechanism 32 comprises a central shaft 321, a rotating pipe 322 is sleeved outside the central shaft 321, the rotating pipe 322 is divided into a plurality of sections, sealing structures are arranged at the positions where the rotating pipe 322 and the central shaft 321 penetrate through the front wall of the water tank 31, the stirring mechanism 32 drives the rotating pipe 322 and the central shaft 321 to rotate in opposite directions, the four sides of the rotating pipe 322 are fixedly connected with an outer connecting frame 323, the outer side and the middle of the outer connecting frame 323 are respectively and rotatably connected with a first rubber roller 324, the middle of the four sides of the central shaft 321 is respectively and fixedly connected with a T-shaped shaft 325, two ends of the horizontal section of the T-shaped shaft 325 are positioned between the inner and outer groups of first rubber rollers 324 on the outer connecting frame 323, the outer parts of two ends of the horizontal section of the T-shaped shaft 325 are respectively and rotatably connected with a second rubber roller 326, the intersection points of the four T-shaped shafts 325 are fixedly connected through four arc-shaped frames 327, the arc-shaped frames 327 are connected with the four T-shaped shafts 325, the central shaft 321 is fixedly connected with bristles 328 between the outer connecting frames 323, the bristles 328 can play a role in brushing and cleaning, and the cleaning quality is improved.

The outer surfaces of the first rubber roller 324 and the second rubber roller 326 are uniformly provided with a plurality of protrusions 3261, the first rubber roller 324 is in damping rotation connection with the outer connecting frame 323, the second rubber roller 326 is in low-resistance rotation connection with the T-shaped shaft 325, and the four sides of the outer arc surface of the second rubber roller 326 are provided with a plurality of unidirectional inclined grooves 3262 in the same direction.

Through setting up the fine cleaning equipment 3, can be with the film after simple coarse cleaning cut up earlier, then carry out abundant stirring cutting with rabbling mechanism 32, rabbling mechanism 32 is when rotating, can produce the power of kneading when its outside contacts elastic arch 38, and rabbling mechanism 32 itself still includes the inside and outside dual structure of just reversing, the rubber roll of dual structure also can produce the power of kneading when contacting, and then improved cleaning efficiency and cleaning quality greatly, wherein the second rubber roll 326 of inlayer stirring structure rotates in a flexible way, one-way chute 3262 is seted up on its surface, can receive the resistance effect of water and rotation when the revolution, and then can avoid its surperficial film to adhere to all the time, there is the abluent effect of dispersion, wash more comprehensively thoroughly.

The front ends of the central shaft 321 and the rotating pipe 322 both penetrate through the front wall of the water tank 31 and extend to the outside of the water tank 31, the driving assembly 33 includes a first bevel gear 331 and a second bevel gear 332, the front ends of the central shaft 321 and the rotating pipe 322 are respectively and fixedly connected with each other, the right sides of the first bevel gear 331 and the second bevel gear 332 are jointly engaged with a third bevel gear 333, the front side of the water tank 31 and the right side of the third bevel gear 333 are fixedly connected with a first motor 334, the first motor 334 is a three-phase asynchronous alternating current motor and can rotate in a forward and reverse direction, the output end of the first motor 334 is fixedly connected with the third bevel gear 333, and the front side of the water tank 31 is fixedly connected with a hood 335 covering the first motor 334 and the outside of the three bevel gears.

A feed inlet is arranged above the right side of the water tank 31, a crushing roller 39 is rotatably connected between the front side and the rear side of the inner cavity of the water tank 31 and positioned on the left side of the feed inlet, an isolation box 310 is fixedly connected at the upper left corner inside the water tank 31, a second motor 311 is fixedly connected inside the isolation box 310, the output shaft of the second motor 311 and the front end of the crushing roller 39 extend to the outside of the water tank 31 and are in transmission connection through a synchronous belt mechanism 312, a plurality of rows of blades 391 and rubber blocks 392 are respectively fixedly connected to the surface of the crushing roller 39, the blades 391 and the rubber blocks 392 are distributed in a staggered manner, a plurality of front and rear partition plates 315 are fixedly connected below the feed inlet on the right side of the inner wall of the water tank 31, the partition plates 315 and the blades 391 are distributed in a staggered manner, the blades 391 and the rubber blocks 392 are staggered on the crushing roller 39 to be matched with the partition plates 315 at the bottom, so that cutting force and pulling force can be generated for the films in turn when the crushing roller 39 rotates, the automatic feeding can be carried out when realizing continuously cutting, simple structure is practical, water tank 31's top fixedly connected with water injection pipe 313, and the top of water tank 31 inner wall just is located water injection pipe 313 and is connected with spray pipe 314 under, and a plurality of hole for water spraying has been seted up to spray pipe 314's bottom.

Please refer to fig. 1 and 6, the rough washing device 2 includes a fixed bottom box 21 and a movable top box 22 covered on the top of the fixed bottom box 21, two sets of limiting components 229 are disposed on the top of the front and back sides of the fixed bottom box 21, the limiting components 229 include circular sliders 2291 fixedly connected to the bottom of the front and back sides of the movable top box 22, guide plates 2292 are fixedly connected to the top of the front and back sides of the fixed bottom box 21, a sliding groove 2293 matched with the circular sliders 2291 is disposed inside the guide plates 2292, the sliding groove 2293 is a chute with a lower left and a higher right, the top end of the chute is bent towards the lower right corner, the fixed bottom box 21 and the movable top box 22 are connected by disposing the limiting components 229, when the thin film is passed, the movable top box 22 can be lifted to a certain height and can be maintained at the height, the movable top box 22 does not need to be completely removed, and the operation is easy and convenient.

Referring to fig. 1 and 7-8, the top of the fixed bottom box 21 and the bottom of the movable top box 22 are both provided with air cavities 23, the left sides of the two air cavities 23 are both fixedly connected with air blowing hoods 24, the opposite sides of the two air blowing hoods 24 are both provided with a plurality of air blowing holes 25 inclined to the right, the air outlet ends of the air blowing holes 25 are gradually expanded from the middle to the outside, the right sides of the two air cavities 23 are both fixedly connected with air suction hoods 26, the opposite sides of the two air suction hoods 26 are both provided with air suction holes 27, the bottom of the inner cavity of the fixed bottom box 21 is respectively and fixedly connected with a fan 28 and a filter box 29, the air inlet of the fan 28 is communicated with the rear side of the filter box 29 through a connecting pipe 210, the front side of the filter box 29 is communicated with an air suction main pipe 211, the top end of the air suction main pipe 211 is communicated with two air suction branch pipes 212 through a three-way pipe, the top ends of the two air suction branch pipes 212 are respectively communicated with the inner side spaces of the two air suction hoods 26, the air outlet of the fan 28 is communicated with an air outlet main pipe 213, the top end of the air outlet main pipe 213 is communicated with two air outlet branch pipes 214 through a three-way pipe, the top ends of the two air outlet branch pipes 214 are respectively communicated with the inner side spaces of the two air blowing hoods 24, a channel for the penetration of the film is reserved between the inner sides of the fixed bottom box 21 and the movable top box 22, a plurality of limiting rods 215 are fixedly connected inside the two air cavities 23 and positioned at the upper side and the lower side of the channel, the limiting rods 215 are used for limiting the film to prevent the film from being sucked up by the air suction hood 26 to block the air suction hole 27, a dust collecting filter frame pulled rightwards is arranged in the filter box 29, the right side of the fixed bottom box 21 is rotatably connected with a box door 216, the air blowing hoods 24 and the air suction hoods 26 are oppositely arranged between the fixed bottom box 21 and the movable top box 22, the air blowing hoods 24 and the air suction hoods 26 generate wind power through the fan 28, the blowing and suction effects can be simultaneously realized, the air blowing hoods 24 firstly blow down easily-falling impurities on the surface of the film, then is sucked away by the air suction cover 26 and can be discharged into the filter box 29 to be filtered to complete circulation, thereby not only reducing the burden of subsequent cleaning, but also intensively collecting impurities, simultaneously, the air blowing holes 25 in the air blowing cover 24 are arranged in a mode of expanding towards two sides, and the films can be expanded towards two sides while impurities are blown, thereby avoiding the steps of blowing off the impurities and subsequent rough cleaning which are inconvenient for stacking the impurities together, and improving the effect of rough cleaning.

The right sides of the inner cavities of the fixed bottom box 21 and the movable top box 22 are respectively provided with a cleaning cavity 217, the inner parts of the two cleaning cavities 217 are respectively fixedly connected with a flushing pipe 218 which is positioned at the upper side and the lower side of the channel, the opposite sides of the two flushing pipes 218 are respectively provided with a water spraying hole, the front ends of the two flushing pipes 218 penetrate through the outer parts of the fixed bottom box 21 and the movable top box 22 and are communicated with a drain pipe 219 through a connector, the front side of the top of the bed-up base 1 is fixedly connected with a water pump box 220, the inner part of the water pump box 220 is fixedly connected with a water pump 221, a water inlet of the water pump 221 is communicated with the lower left corner of the collecting box 34 through a water pumping pipe 222, a water outlet of the water pump 221 is communicated with the bottom end of the drain pipe 219, the flushing pipes 218 are arranged at the upper side and the lower side of the film, the film after the air blowing and dust removing steps can be preliminarily washed, most of impurities on the surface can be further removed, and the burden of the following fine washing can be reduced, the cleaning efficiency can be effectively improved, meanwhile, the rough cleaning water can be provided by slightly dirty waste water after fine cleaning, a large amount of water resources are saved, the cleaning device is environment-friendly, a channel between two flushing pipes 218 is obliquely arranged in a manner of low left and high right, a return tank 223 is fixedly connected at the middle upper part at the left side of a fixed bottom tank 21, a return port is formed in the left wall of the fixed bottom tank 21 and positioned at the right lower corner of the return tank 223, an inclined plate 224 is fixedly connected inside a cleaning cavity 217 of the fixed bottom tank 21 and positioned below the return port, a drain valve 225 is fixedly connected at the front side of the fixed bottom tank 21 and positioned at the top of the front side of the inclined plate 224, a roller 226 is rotatably connected at the left upper corner and the right upper corner inside the return tank 223 through positioning shafts, sliding grooves 227 are formed in the middles of the front side and the rear side of the inner wall of the return tank 223, a pressing shaft 228 is slidably connected between the two sliding grooves 227, and is used for pressing a thin film to the bottom of the inner cavity of the return tank 223, avoid water to spill, through setting up the passageway left side part into the inclined plane, the waste water that can avoid when washing flows to the cavity of right side air clearance in, but flows into the return tank 223, and can also flow back to the return tank 223 after flowing into the return tank 223 and discharge.

Meanwhile, the contents which are not described in detail in the specification belong to the prior art which is known by the person skilled in the art, and the model parameters of each electric appliance are not particularly limited, and conventional equipment can be used.

When the device is used, the movable top box 22 is lifted up firstly, the round sliding block 2291 on the side surface of the movable top box slides up along the sliding groove 2293 of the guide plate 2292 until the movable top box is clamped to the right side of the top part, at the moment, the fixed bottom box 21 is separated from the movable top box 22, the film is guided by a rod and the like to penetrate between the fixed bottom box 21 and the movable top box 22 and is discharged from the left side, the film is put on the backflow box 223, then the left end of the film is grabbed, the pressing shaft 228 is pressed on the film, the film slides down along the sliding groove 227 after being loosened, the film is pressed down, then the left end of the film is pulled into the water inlet box 31, and then the movable top box 22 is put down by reverse operation to be pressed on the top part of the fixed bottom box 21, so that the cleaning can be started.

Firstly, water is injected into the water tank 31 through the water injection pipe 313, the water is sprayed out through the water spraying holes at the bottom of the water spraying pipe 314, half water is accumulated in the water tank 31, then each electric appliance of the equipment is started, the second motor 311 drives the crushing roller 39 to rotate through the synchronous belt mechanism 312, the film is pressed and conveyed to the left side by the glue block 392 matched with the partition plate 315, the fan 28 blows air into the air blowing cover 24 through the air outlet main pipe 213 and the air outlet branch pipe 214, the air is sprayed out through the air blowing holes 25, the passing film is blown down by the easy-peeling impurities on the surface of the passing film, the film is blown to both sides at the same time, the fan 28 simultaneously extracts the air in the filter box 29 through the connecting pipe 210, the air in the air suction cover 26 is extracted through the air suction main pipe 211 and the air suction branch pipe 212, the impurities blown down from the film are sucked through the air suction holes 27 and then discharged into the filter box 29 for filtration and collection, and the equipment can be periodically when the equipment does not work, the box door 216 is opened, the filtering drawer in the filtering box 29 is drawn out, and the internal impurities are cleaned; when the membrane passes through the flushing pipes 218, the water pump 221 pumps water in the water tank 31 through the water pumping pipe 222 (the water pumping speed needs to be consistent with the water injection speed of the water injection pipe 313), then the water is discharged into the two flushing pipes 218 through the water discharge pipe 219 and is sprayed to the membrane to flush the membrane, and the flushed water flows into the return tank 223 and is finally discharged through the water discharge valve 225.

After entering the fine washing device 3, the roughly washed film is cut by a blade 391 on the surface of a rotating crushing roller 39 and then falls into the lower layer space inside the water tank 31, a first motor 334 drives a first bevel gear 331 and a second bevel gear 332 to rotate through a third bevel gear 333, further drives a central shaft 321 and a rotating pipe 322 to rotate reversely, so that an external connecting frame 323 drives a first rubber roller 324 thereon to rotate clockwise, a T-shaped shaft 325 drives a second rubber roller 326 to rotate anticlockwise to stir the film fragments, when the first rubber roller 324 on the outer side contacts with an elastic arch bar 38, the film fragments on the surface can be kneaded, when the second rubber roller 326 contacts with an inner layer of second rubber roller 326 and an outer layer of second rubber roller 326 at the same time, kneading force can also be generated, when the second rubber roller 326 does not contact with the second rubber roller 326, the resistance of water flow pushes a unidirectional inclined groove 3262 on the surface of the second rubber roller 326 to deflect the rubber roller 326, unidirectional rubber roller can be generated, the second rubber roller 326 is further rotated to prevent the second rubber roller from continuously carrying the film fragments, and meanwhile, the brush bristles 328 can also brush the film fragments during stirring.

After a batch of films are cleaned for a period of time, the first motor 334 is controlled to overturn, the stirring mechanism 32 is made to rotate reversely, the first rubber roller 324 on the outer side rotates anticlockwise, then the film fragments on the outer side are pushed into the collecting box 34 through the film discharging chute 37 and fall into the collecting filter frame 35 to be filtered and collected, after cleaning is finished, water is firstly discharged, and then the collecting filter frame 35 is drawn out to clean the inner films.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A waste degradable polymer film recovery process is characterized by comprising the following steps: the method specifically comprises the following steps:

the method comprises the following steps: the film passes through the rough washing equipment (2) and is sent into the fine washing equipment (3), and then the equipment is started to start cleaning;

step two: the fine cleaning equipment (3) pulls the film, and meanwhile, the rough cleaning equipment (2) firstly blows dust and expands the film and then performs rough cleaning;

step three: the film after the rough washing enters a fine washing device (3) for chopping, and then stirring, kneading and fine washing are carried out;

step four: discharging and collecting film fragments after the fine treatment is finished, then manually taking out the film fragments, dehydrating and drying, and finally crushing and granulating;

the rough washing equipment (2) and the fine washing equipment (3) are arranged on the heightening base (1) together, the fine washing equipment (3) comprises a water tank (31), the bottom of the inner cavity of the water tank (31) is in a semi-cylindrical shape, a stirring mechanism (32) is rotationally connected with the lower part of the inner part of the water tank (31), and the stirring mechanism (32) is driven by a driving component (33) arranged at the front side of the water tank (31), the right side of the water tank (31) is fixedly connected with a collecting box (34), the inside of the collecting box (34) is connected with a collecting filter frame (35) in a sliding way, the bottom of the semi-cylindrical part of the water tank (31) is provided with a water through hole (36) communicated with the collecting box (34), the right side of the half cylindrical part of the water tank (31) is provided with a film discharge chute (37) which is communicated with the collecting box (34) and inclines towards the upper right, and the film discharge chute (37) is positioned above the collecting filter frame (35);

the bottom of the inner cavity of the water tank (31) is uniformly and fixedly connected with a plurality of elastic arch bars (38), the stirring mechanism (32) comprises a central shaft (321), a rotating pipe (322) is sleeved outside the central shaft (321), the rotating pipe (322) is divided into a plurality of sections, the stirring mechanism (32) drives the rotating pipe (322) to reversely rotate with the central shaft (321), the four sides of the rotating pipe (322) are fixedly connected with an outer connecting frame (323), the outer side and the middle of the outer connecting frame (323) are rotatably connected with first rubber rollers (324), the middle of the four sides of the central shaft (321) is fixedly connected with a T-shaped shaft (325), the two ends of the horizontal section of the T-shaped shaft (325) are positioned between two sets of inner and outer first rubber rollers (324) on the outer connecting frame (323), the outer parts of the two ends of the horizontal section of the T-shaped shaft (325) are rotatably connected with second rubber rollers (326), and the intersection points of the four T-shaped shafts (325) are fixedly connected through four arc-shaped frames (327), bristles (328) are fixedly connected to the surface of the central shaft (321) and between the outer connecting frames (323);

the surface of first rubber roll (324) and second rubber roll (326) all evenly is provided with a plurality of arch (3261), be connected for the damping rotation between first rubber roll (324) and outer link (323), be connected for low resistance rotation between second rubber roll (326) and T type axle (325), and a plurality of unidirectional skewed slots (3262) have been seted up to the equal syntropy in four sides of second rubber roll (326) extrados.

2. The waste degradable polymer film recycling process according to claim 1, characterized in that: the front ends of the central shaft (321) and the rotating pipe (322) penetrate through the front wall of the water tank (31) and extend to the outside of the water tank (31), the driving component (33) comprises a first bevel gear (331) and a second bevel gear (332), the front ends of the central shaft (321) and the rotating pipe (322) are fixedly connected with each other, the right sides of the first bevel gear (331) and the second bevel gear (332) are meshed with a third bevel gear (333) together, the front side of the water tank (31) is located on the right side of the third bevel gear (333) and fixedly connected with a first motor (334), the output end of the first motor (334) is fixedly connected with the third bevel gear (333), and the front side of the water tank (31) is fixedly connected with a hood (335) covering the first motor (334) and the outside of the three bevel gears.

3. The waste degradable polymer film recycling process according to claim 1, characterized in that: a feed inlet is arranged above the right side of the water tank (31), a crushing roller (39) is rotatably connected between the front side and the rear side of the inner cavity of the water tank (31) and positioned at the left side of the feed inlet, an isolation box (310) is fixedly connected at the upper left corner in the water tank (31), and the inside of the isolation box (310) is fixedly connected with a second motor (311), the output shaft of the second motor (311) and the front end of the crushing roller (39) both extend to the outside of the water tank (31) and are in transmission connection through a synchronous belt mechanism (312), the surface of the crushing roller (39) is respectively fixedly connected with a plurality of rows of blades (391) and rubber blocks (392), and blade (391) and glue piece (392) dislocation distribution, polylith baffle (315) around the right side of water tank (31) inner wall just is located the below fixedly connected with of feed inlet, and baffle (315) and blade (391) dislocation distribution around.

4. The waste degradable polymer film recycling process according to claim 1, characterized in that: the water injection device is characterized in that a water injection pipe (313) is fixedly connected to the top of the water tank (31), a water spray pipe (314) is fixedly connected to the top of the inner wall of the water tank (31) and is located under the water injection pipe (313), and a plurality of water spray holes are formed in the bottom of the water spray pipe (314).

5. The waste degradable polymer film recycling process according to claim 1, characterized in that: rough washing equipment (2) are including fixed under casing (21) and removal top box (22) that the top lid was established, wind chamber (23) have all been seted up with the bottom that removes top box (22) to the top of fixed under casing (21), and the equal fixedly connected with in left side in two wind chambers (23) blows gas cover (24), two a plurality of gas hole (25) to the right-hand member slope have all been seted up to relative one side of blowing gas cover (24), and the end of giving vent to anger of a plurality of gas hole (25) progressively expandes from the middle outside to the outside, two equal fixedly connected with in right side in wind chamber (23) cover (26) of breathing in, and suction hole (27) have all been seted up to relative one side of two cover (26) of breathing in.

6. The recycling process of the waste degradable polymer film according to claim 5, which is characterized in that: the bottom of the inner cavity of the fixed bottom box (21) is fixedly connected with a fan (28) and a filter box (29) respectively, an air inlet of the fan (28) is communicated with the rear side of the filter box (29) through a connecting pipe (210), the front side of the filter box (29) is communicated with an air exhaust main pipe (211), the top end of the air exhaust main pipe (211) is communicated with two air exhaust branch pipes (212) through a three-way pipe, the top end of the air exhaust branch pipe (212) is communicated with the inner side spaces of the two air suction covers (26) respectively, an air outlet of the fan (28) is communicated with an air outlet main pipe (213), the top end of the air outlet main pipe (213) is communicated with two air outlet branch pipes (214) through a three-way pipe, and the top ends of the air outlet branch pipes (214) are communicated with the inner side spaces of the two air blowing covers (24) respectively.

7. The recycling process of the waste degradable polymer film according to claim 6, which is characterized in that: leave the passageway that supplies the film to run through, two between the inboard of fixed under casing (21) and removal top case (22) the inside of wind chamber (23) and a plurality of gag lever posts (215) of the equal fixedly connected with in upper and lower both sides that are located the passageway, be provided with the collection dirt filter frame of right pull in rose box (29), the right side of fixed under casing (21) is rotated and is connected with chamber door (216).

8. The recycling process of the waste degradable polymer film according to claim 5, which is characterized in that: the cleaning cavity (217) is formed in the right sides of inner cavities of the fixed bottom box (21) and the movable top box (22), the cleaning cavity (217) is formed in the cleaning cavity (217), the cleaning cavity (217) is located on the upper side and the lower side of a channel, water spraying holes are formed in the opposite sides of the two cleaning pipes (218), the front ends of the cleaning pipes (218) penetrate through the fixed bottom box (21) and the movable top box (22) and are communicated with a water discharging pipe (219) through connectors, a water pump box (220) is fixedly connected to the front side of the top of the heightening base (1), a water pump (221) is fixedly connected to the inside of the water pump box (220), a water inlet of the water pump (221) is communicated with the lower left corner of the collecting box (34) through a water pumping pipe (222), and a water outlet of the water pump (221) is communicated with the bottom end of the water discharging pipe (219).

9. The recycling process of the waste degradable polymer film according to claim 8, characterized in that: be located two passageway between flushing pipe (218) is the high slope setting in the low right side in a left side, fixed under casing (21) left well top fixedly connected with flow back case (223), the left wall of fixed under casing (21) just is located the lower right corner of flow back case (223) and has seted up the backward flow mouth, the washing chamber (217) of fixed under casing (21) inside just is located backward flow mouth below fixedly connected with swash plate (224), the front of fixed under casing (21) just is located top fixedly connected with drain valve (225) of swash plate (224) front side, the upper left corner and the upper right corner of flow back case (223) inside all are connected with cylinder (226) through location hub rotation, spout (227) have all been seted up in the centre of both sides around flow back case (223) inner wall, and sliding connection has pressure axle (228) between two spout (227).

10. The recycling process of the waste degradable polymer film according to claim 5, which is characterized in that: the top of both sides all is provided with two sets of spacing subassemblies (229) around fixed under casing (21), spacing subassembly (229) include round slider (2291) of fixed connection both sides bottom around removing top case (22), the equal fixedly connected with deflector (2292) in top of both sides around fixed under casing (21), and the inside of deflector (2292) set up with spout (2293) of round slider (2291) looks adaptation, spout (2293) are the high chute in the low right side in a left side, and the top lower corner of chute bends in the right side.