CN108908792B

CN108908792B - A recovery unit for urban plastic refuse

Info

Publication number: CN108908792B
Application number: CN201810706111.2A
Authority: CN
Inventors: 李金伟; 李洁; 程莉; 王建芳
Original assignee: Individual
Current assignee: Anhui Xinyu Environmental Sanitation Machinery Co ltd
Priority date: 2018-06-28
Filing date: 2018-06-28
Publication date: 2020-06-05
Anticipated expiration: 2038-06-28
Also published as: CN108908792A

Abstract

The invention relates to the technical field of garbage recovery, and discloses a recovery device for urban plastic garbage, which comprises a support, wherein the left side and the right side of the inner wall of the support are respectively and fixedly connected with the left side and the right side of a crushing box, two packing augers are movably sleeved on the inner wall of the crushing box, the two packing augers are positioned on the same horizontal plane, spiral blades are arranged in a staggered manner, the other end of each packing auger extends out of one side of the crushing box and is fixedly sleeved with a driving wheel, and the outer part of the driving wheel is in transmission connection with an output shaft of a crushing motor. This a recovery unit for urban plastic refuse, through setting up auger and secondary and stirring garrulous device, to plastic refuse earlier through the auger breakage, with big working of plastics breakage back into little working of plastics, convey to secondary by crushed aggregates conveyer and stir garrulous device, stir garrulous through the high-speed secondary of secondary stirring garrulous device again to can be more thorough convert various plastic products rubbish into little crushed grain, the going on of the aftertreatment process of being convenient for.

Description

A recovery unit for urban plastic refuse

Technical Field

The invention relates to the technical field of garbage recovery, in particular to a recovery device for urban plastic garbage.

Background

With the increasing consumption of plastic products, waste plastics are produced continuously, and if the storage, transportation and processing of the waste plastics and the post-treatment of waste raw materials are not proper, the environment is damaged and the health of people is harmed.

The plastic product is taken as one of petroleum derivatives, the renewable utilization of waste materials of the plastic product is valued by various countries in the world and is mentioned as the primary position of environmental protection and resource sustainable utilization, the recycling types of melting regeneration, thermal cracking, solid garbage power generation, chemical raw material recycling, energy recycling and the like are provided according to different recycling modes, wherein the energy recycling is a method for utilizing heat generated by burning waste plastics, the waste plastics are used for blast furnaces to spray instead of coal, oil and coke abroad, the waste plastics are used for cement rotary kilns to sun cement instead of coal, and garbage solid fuel (RDF) is prepared for power generation, the effect is ideal, and the plastic product is widely used due to the fact that the generated harmful gases are few, the comprehensive treatment cost is low, and the comprehensive utilization rate is high.

However, since the plastic garbage has a large storage capacity and various shapes, and is used as a raw material for energy recovery, the recovery, transportation and storage costs are high, in the prior art, a crusher is mostly adopted to crush the plastic for recycling the plastic, and then the plastic is packaged and transported.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a recovery device for urban plastic garbage, which has the advantages of good crushing effect, high plastic garbage cleaning efficiency, high garbage integral loading space utilization rate, convenience for plastic garbage storage and transportation and the like, and solves the problems of large crushed particle size, large occupied space for packaging and transportation, low overall space utilization rate and high single transportation cost in the traditional plastic garbage recovery process due to multiple types and impurities of plastics.

(II) technical scheme

In order to achieve the purposes of good crushing effect, high cleaning efficiency of the plastic garbage, high utilization rate of garbage integral space and convenience for storing and transporting the plastic garbage, the invention provides the following technical scheme: the utility model provides a recovery unit for urban plastic refuse, includes the support, the left and right sides of support inner wall respectively with the left and right sides fixed connection of broken case, the inner wall activity of broken case has cup jointed two augers, two the auger is located same horizontal plane and spiral leaf staggered arrangement, one side and the fixed cover that the other end of auger stretches out broken case have connect the drive wheel, the outside of drive wheel is connected with the output shaft transmission of broken motor through the drive belt, the bottom of broken motor and the interior bottom fixed connection of support, the interior bottom of support and the one side fixed mounting that is located broken motor have crushed aggregates conveyer, one side of crushed aggregates conveyer is equipped with the support table, the top fixed mounting of support table has secondary crushing device, the bottom of support table is equipped with the carriage, the equal fixed mounting in five extension board backs of carriage has the delivery wheel, five the outside of delivery wheel all is connected through the conveyer belt transmission, the outside of delivery wheel just is located carriage one end and is connected through the output shaft transmission of drive belt and conveyor motor, one side fixed mounting that the top of carriage just is located the support table has the wash rack, the top fixed mounting of wash rack inner chamber has the aqueduct, the horizontal equipartition in bottom of aqueduct has high pressure nozzle, high pressure nozzle is located the conveyer belt directly over.

A softening box is arranged below the other end of the conveying frame, a feed inlet is fixedly arranged at the top end of the softening box and is positioned under one end of the conveying frame, the bottom end of the softening box is fixedly connected with one side of the top end of the base through a support plate, an electric heating tube is fixedly arranged on the inner wall of the softening box, a discharge gate is fixedly arranged on one side of the softening box, the other side of the bottom end of the softening box is fixedly connected with one side of the top end of the extrusion box, the bottom end of the extrusion box is fixedly connected with the top end of the base, limit support rods are fixedly arranged on the left side and the right side of the bottom end of the extrusion box, the number of the limit support rods is four, the four limit support rods are distributed in a rectangular array at the bottom end of the extrusion box and are fixedly connected with the top end of the, support the middle part fixedly connected with hydraulic stem of press the platform bottom down, the bottom of hydraulic stem and the top fixed connection of base, the hydraulic input end and the hydraulic output end of hydraulic stem pass through the oil pipe intercommunication with the hydraulic output end and the hydraulic input end of hydraulic pump respectively, the hydraulic oil of hydraulic pump is imported and exported and is all passed through oil pipe and hydraulic tank's inside intercommunication, hydraulic tank and hydraulic pump just are located the left and right sides fixed connection of extrusion box with the top of base respectively, the top of base and one side fixed mounting that is located hydraulic tank have the mounting platform, mounting platform's top fixed mounting has biasing means.

Preferably, crushed aggregates conveyer includes the elevated platform frame, the elevated platform frame is located between support and the support table, the top of the elevated platform frame left and right sides is fixed mounting respectively has a fixed pulley and goes up the driving wheel, the elevated platform frame is located the top fixed mounting of fixed pulley top and is gone up the leading wheel, the bottom of fixed pulley, the outside of going up the driving wheel and the bottom of going up the leading wheel are connected with the outside transmission of lower drive wheel through the conveying track, the front of lower drive wheel is through the inner bottom fixed connection of fixed plate and support, the outside of lower drive wheel center pin is connected with the output shaft transmission of biography material motor through the drive belt, the bottom of passing the material motor and the inner bottom fixed connection of support.

Preferably, the secondary stirring device is including stirring the bits of broken glass case, the bottom of stirring the bits of broken glass case and the top fixed connection who supports the table, stir the upper and lower both ends of incasement chamber and cup joint through the bearing activity with drive shaft bottom and outer wall respectively, one side fixed mounting on stirring the bits of broken glass case top has the feeding guide cover, the drive shaft is located the outer wall from the top down of stirring the bits of broken glass incasement fixed mounting in proper order has three groups to move the sword, and every group moves the sword bilateral symmetry and is equipped with two, the inner wall of stirring the bits of broken glass case just is located and moves the equal fixed mounting in both sides about the plane of sword and have quiet sword, the drive shaft stretches out the top of stirring the bits of broken glass case and is connected with the output shaft transmission of stirring the bits of broken glass motor through the drive belt, bolt fixed connection is passed through on the.

Preferably, biasing means includes the screw thread sleeve, the outside of screw thread sleeve cup joints with the inside activity of mounting platform diaphragm, the inside threaded connection of screw thread sleeve has the screw rod, the bottom fixedly connected with stripper plate of screw rod, the fixed cover in top of screw thread sleeve outer wall has from the driving wheel, the outside of following the driving wheel is connected with the output shaft transmission of the driving motor of exerting pressure through the drive belt, the outside of driving motor of exerting pressure and one side fixed connection of mounting platform riser.

Preferably, the quantity of auger is equipped with two, and two augers are located same horizontal plane, two one side that the auger stretches out the support is connected through gear engagement transmission, and one of them auger passes through drive wheel and drive belt and crushing motor's output shaft transmission and is connected.

Preferably, the inclined included angle between the conveying crawler between the fixed pulley and the upper driving wheel and the horizontal plane is 30-45 degrees.

Preferably, the inner bottom of the stirring box is provided with a wedge-shaped inclined block, the inclined plane angle of the wedge-shaped inclined block is 60 degrees, and the bottom end of the wedge-shaped inclined block at the inner bottom of the stirring box is positioned at one side of the outlet of the stirring box.

Preferably, the edges of the two sides of the conveying belt are rubber tracks and are in transmission connection with the outside of the conveying wheel, and the middle of the conveying belt is a steel wire mesh surface, and the two sides of the steel wire mesh are embedded into the rubber tracks.

Preferably, the electrothermal tubes are fixedly mounted on the inner walls of the four sides of the softening box, the four electrothermal tubes are connected in parallel, a wedge block is arranged at the inner bottom of the softening box, the inclined plane of the wedge block forms an included angle of 45 degrees with the horizontal plane, and the bottom end of the inclined plane is located on one side of the discharging gate.

(III) advantageous effects

Compared with the prior art, the invention provides a recovery device for urban plastic garbage, which has the following beneficial effects:

1. this a recovery unit for urban plastic refuse, through setting up auger and secondary and stirring garrulous device, to plastic refuse earlier through the auger breakage, with big working of plastics breakage back into little working of plastics, convey to secondary by crushed aggregates conveyer and stir garrulous device, stir garrulous through the high-speed secondary of secondary stirring garrulous device again to can be more thorough convert various plastic products rubbish into little crushed grain, the going on of the aftertreatment process of being convenient for.

2. This a recovery unit for municipal plastic waste, through setting up conveyer belt and high pressure nozzle for the plastic chip rubbish after the secondary crushing device is broken is by conveyer belt data send process, receives high pressure nozzle spun high pressure water column to erode, washes the surperficial mud of plastic chip rubbish clean, for plastic waste's direct washing, and it can be more thorough to wash here plastic chip rubbish, effectively alleviates rubbish dead weight, the aftertreatment operation of being convenient for.

3. This a recovery unit for urban plastic refuse through setting up softening tank and pressure device for piece rubbish after the washing preheats the softening reentrant extrusion incasement by the electrothermal tube in the softening tank earlier, receives the compression of pressure device, thereby can be fine with piece rubbish and press into a slice rubbish piece, thereby be convenient for pack the rubbish piece and transport and save, the space resource of make full use of transportation and storage improves single rubbish transportation volume.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged partial schematic view of a scrap conveyor apparatus according to the present invention;

FIG. 3 is a partially enlarged view of the secondary crushing apparatus according to the present invention.

In the figure: 1. a support; 2. a crushing box; 3. a packing auger; 4. a drive wheel; 5. a crushing motor; 6. a scrap conveyor; 61. an elevated stand; 62. a fixed pulley; 63. a driving wheel is arranged; 64. an upper guide wheel; 65. a conveying crawler; 66. a lower driving wheel; 67. a material conveying motor; 7. a support table; 8. a secondary crushing device; 81. a crushing box; 82. a drive shaft; 83. a feed guide hood; 84. moving a knife; 85. a stationary knife; 86. a mincing motor; 87. a support table; 9. a carriage; 10. a delivery wheel; 11. a conveyor belt; 12. a conveying motor; 13. a cleaning frame; 14. a water conduit; 15. a high pressure spray head; 16. a softening box; 17. a feed inlet; 18. a support plate; 19. a base; 20. an electric heating tube; 21. a discharge gate; 22. extruding the box; 23. a limiting support rod; 24. a lower pressing platform; 25. a hydraulic lever; 26. a hydraulic pump; 27. a hydraulic oil tank; 28. mounting a platform; 29. a pressure applying device; 291. a threaded sleeve; 292. a screw; 293. an upper stripper plate; 294. a driven wheel; 295. the motor is driven by applying pressure.

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.

Referring to fig. 1-3, a recycling device for urban plastic garbage comprises a bracket 1, wherein the left side and the right side of the inner wall of the bracket 1 are respectively fixedly connected with the left side and the right side of a crushing box 2, two packing augers 3 are movably sleeved on the inner wall of the crushing box 2, the two packing augers 3 are positioned on the same horizontal plane, spiral blades are arranged in a staggered manner, the two packing augers 3 are positioned on the same horizontal plane, one sides of the two packing augers 3 extending out of the bracket 1 are in meshing transmission connection through gears, one packing auger 3 is in transmission connection with an output shaft of a crushing motor 5 through a driving wheel 4 and a driving belt, the arrangement enables the crushing motor 5 to drive the packing augers 3 to rotate, and simultaneously drives the other packing auger 3 to move oppositely through the gears between the two packing augers 3, thereby avoiding the relative rotation of the two packing augers 3 under the influence of large-volume, the other end of the packing auger 3 extends out of one side of the crushing box 2 and is fixedly sleeved with a driving wheel 4, the outer part of the driving wheel 4 is in transmission connection with an output shaft of a crushing motor 5 through a transmission belt, the bottom end of the crushing motor 5 is fixedly connected with the inner bottom of the support 1, one side of the inner bottom of the support 1, which is positioned at the crushing motor 5, is fixedly provided with a crushed aggregate conveying device 6, the crushed aggregate conveying device 6 comprises an elevated frame 61, the elevated frame 61 is positioned between the support 1 and a support table 7, the top ends of the left side and the right side of the elevated frame 61 are respectively and fixedly provided with a fixed pulley 62 and an upper driving wheel 63, the top end of the elevated frame 61, which is positioned above the fixed pulley 62, is fixedly provided with an upper guide wheel 64, the bottom end of the fixed pulley 62, the outer part of the upper driving wheel 63 and the bottom end of the upper guide wheel 64 are in transmission connection with the outer part, the material conveying device is convenient for conveying materials, the front surface of a lower transmission wheel 66 is fixedly connected with the inner bottom of a support 1 through a fixed plate, the outer part of the central shaft of the lower transmission wheel 66 is in transmission connection with the output shaft of a material conveying motor 67 through a transmission belt, the bottom end of the material conveying motor 67 is fixedly connected with the inner bottom of the support 1, the material at the lower outlet of the device can be conveniently conveyed to the top material inlet of the next process device through a crushed material conveying device 6, in the device, the material at the tail part of a conveying frame 9 can also be conveyed to a material inlet 17 through a group of crushed material conveying devices 6, a supporting table 7 is arranged on one side of each crushed material conveying device 6, a secondary crushing device 8 is fixedly arranged at the top end of each supporting table 7, each secondary crushing device 8 comprises a crushing box 81, the bottom end of each crushing box 81 is fixedly connected with the top end of the supporting table 7, a blocking overhaul port is arranged at the bottom end of one, the inner bottom of the stirring box 81 is provided with a wedge-shaped inclined block, the inclined plane has an inclination angle of 60 degrees, the bottom end of the wedge-shaped inclined block in the stirring box 81 is positioned at one side of the outlet of the stirring box 81, so that stirred materials can slide to the outlet of the stirring box 81 from the wedge-shaped inclined block, the upper end and the lower end of the inner cavity of the stirring box 81 are movably sleeved with the bottom end and the outer wall of a driving shaft 82 respectively through bearings, one side of the top end of the stirring box 81 is fixedly provided with a feeding guide cover 83, the outer wall of the driving shaft 82 positioned in the stirring box 81 is fixedly provided with three groups of moving blades 84 from top to bottom in sequence, each group of moving blades 84 is symmetrically provided with two left and right sides, the upper side and the lower side of the plane where the moving blades 84 are positioned on the inner wall of the stirring box 81 are fixedly provided with static blades 85, the top end of the driving shaft 82 extending out of the stirring box 81 is in, the bottom end of the supporting table 87 is fixedly connected with the top end of the supporting table 7, the secondary crushing device 8 is arranged, the static knife 85 is adopted to be immobile, the moving knife 84 rotates at a high speed, plastic is cut at a high speed by utilizing a gap between the moving knife 84 and the static knife 85, and the packing auger 3 is matched to initially crush plastic garbage, so that the plastic crushing degree can be improved, on the other hand, the two packing auger 3 has the advantage of good plastic crushing effect on large materials but cannot further crush the plastic, the secondary crushing device 8 has the advantage of good effect on further crushing the crushed materials, the two devices are matched for use, not only the plastic crushing effect can be improved, but also the equipment damage can be avoided, the conveying frame 9 is arranged at the bottom end of the supporting table 7, the conveying wheels 10 are fixedly arranged on the back surfaces of five support plates of the conveying frame 9, and the outsides of the five conveying wheels 10 are in transmission connection through the conveying belts 11, the both sides edge of conveyer belt 11 is rubber track and is connected with the external drive of delivery wheel 10, the middle part of conveyer belt 11 is in the both sides embedding rubber track of steel wire net face and wire net, be convenient for filter out high pressure nozzle 15 spun water, the outside of delivery wheel 10 just is located 9 one end of carriage and passes through the drive belt and be connected with conveying motor 12's output shaft transmission, one side fixed mounting that the top of carriage 9 just is located support table 7 has wash rack 13, the top fixed mounting of wash rack 13 inner chamber has aqueduct 14, the high pressure water entrance point is connected to the input of aqueduct 14, the bottom level equipartition of aqueduct 14 has high pressure nozzle 15, high pressure nozzle 15 is located directly over conveyer belt 11.

A softening box 16 is arranged below the other end of the conveying frame 9, a feed inlet 17 is fixedly arranged at the top end of the softening box 16, the feed inlet 17 is positioned under one end of the conveying frame 9, the bottom end of the softening box 16 is fixedly connected with one side of the top end of a base 19 through a support plate 18, an electric heating tube 20 is fixedly arranged on the inner wall of the softening box 16, a discharge gate 21 is fixedly arranged at one side of the softening box 16, the other side of the bottom end of the softening box 16 is fixedly connected with one side of the top end of an extrusion box 22, the bottom end of the extrusion box 22 is fixedly connected with the top end of the base 19, limit support rods 23 are fixedly arranged at the left side and the right side of the bottom end of the extrusion box 22, the four limit support rods 23 are distributed in a rectangular array at the bottom end of the extrusion box 22 and are fixedly connected with the top end of the base, the middle part of the bottom end of the lower pressing platform 24 is fixedly connected with a hydraulic rod 25, the bottom end of the hydraulic rod 25 is fixedly connected with the top end of the base 19, the model of the hydraulic rod 25 is Y-HG1-E80/56x100LJHL10, the hydraulic input end and the hydraulic output end of the hydraulic rod 25 are respectively communicated with the hydraulic output end and the hydraulic input end of the hydraulic pump 26 through oil pipes, the model of the hydraulic pump 26 is YYB1-AA6/16B-Y2, the hydraulic oil inlet and outlet of the hydraulic pump 26 are respectively communicated with the inside of the hydraulic oil tank 27 through oil pipes, the hydraulic oil tank 27 and the hydraulic pump 26 are respectively fixedly connected with the top end of the base 19 and positioned at the left side and the right side of the extrusion box 22, the bottom end of the lower pressing platform 24 is driven by hydraulic pressure, the pressure of the hydraulic rod 25 can be ensured to bear the pressure of the lower pressing platform 24, meanwhile, the expansion of, the top of base 19 just is located one side fixed mounting of hydraulic tank 27 and has mounting platform 28, mounting platform 28's top fixed mounting has pressure device 29, pressure device 29 includes threaded sleeve 291, the outside of threaded sleeve 291 cup joints with the inside activity of mounting platform 28 diaphragm, the inside threaded connection of threaded sleeve 291 has screw rod 292, the bottom fixedly connected with of screw rod 292 goes up stripper plate 293, the fixed cover in top of threaded sleeve 291 outer wall has from driving wheel 294 that has connect, the outside of following driving wheel 294 is connected with the output shaft transmission of the driving motor 295 of exerting pressure through the drive belt, the outside of the driving motor 295 of exerting pressure and one side fixed connection of mounting platform 28 riser, through the cooperation of pressure device 29 and hydraulic stem 25, it is the board type to be the plastics compression after can be fine softening, be convenient for simultaneously to lift fashioned board type off.

When the garbage crusher works, solid plastic garbage is firstly put into the crushing box 2, the crushing motor 5 drives the two augers 3 to rotate oppositely to crush the solid plastic garbage, the crushed garbage falls to the top end of the conveying crawler 65 through an outlet at the bottom end of the crushing box 2, then the conveying motor 67 drives the lower transmission wheel 66 to rotate, so that garbage fragments are conveyed into the feeding guide cover 83 through the conveying crawler 65 and then enter the crushing box 81 through the feeding guide cover 83, the crushing motor 86 is started, the driving shaft 82 is driven to rotate through the transmission belt, the driving shaft 82 drives the movable knife 84 to rotate at a high speed between the two static knives 85, the plastic fragments in the feeding guide cover 83 are crushed again, the crushed plastic garbage fragments fall to the upper part of the conveying belt 11 through the outlet of the crushing box 81, and pass through the inner part of the cleaning frame 13 along the conveying belt 11 under the driving of the conveying motor 12, the garbage fragments on the conveyer belt 11 are washed by the high-pressure water column sprayed from the high-pressure spray head 15, the washed garbage fragments enter the softening box 16 from the feed inlet 17, are preheated to about 80 ℃ by the electric heating tube 20 in the softening box 16, the discharge gate 21 is opened, the preheated garbage fragments enter the extrusion box 22, the pressing driving motor 295 is started, the driven wheel 294 is driven to rotate through the transmission belt, the threaded sleeve 291 is driven to synchronously rotate by the driven wheel 294, and the threaded sleeve 291 only rotates and does not move up and down, so the threaded sleeve 291 rotates to drive the screw 292 to move up and down, the upper extrusion plate 293 is driven to move up and down, the fragments on the lower pressing platform 24 are extruded and compressed, finally, the hydraulic pump 26 is started, the hydraulic rod 25 is controlled to shrink through the hydraulic principle, and the lower pressing platform 24 is drawn out from the inner bottom of the extrusion box 22, then the formed garbage plate on the lower pressing platform 24 is taken out, and the discharging gate 21 can be closed to continuously feed and preheat the softening box 16 in the compression process of the pressing device 29.

In summary, according to the recycling device for the urban plastic garbage, the auger 3 and the secondary crushing device 8 are arranged, the plastic garbage is firstly crushed by the auger 3, large plastic parts are crushed into small plastic parts, then the small plastic parts are conveyed to the secondary crushing device 8 by the crushed material conveying device 6, and then the small plastic parts are secondarily crushed by the secondary crushing device 8 at a high speed, so that various plastic product garbage can be thoroughly converted into small crushed particles, and the post-treatment process is convenient to carry out; by arranging the conveying belt 11 and the high-pressure spray nozzles 15, the plastic fragment garbage crushed by the secondary crushing device 8 is washed by high-pressure water columns sprayed by the high-pressure spray nozzles 15 in the conveying process of the conveying belt 11, so that the sludge on the surfaces of the plastic fragment garbage is washed clean, and compared with the direct washing of the plastic garbage, the washing of the plastic fragment garbage is more thorough, the self weight of the garbage is effectively reduced, and the post-treatment operation is facilitated; through the arrangement of the softening box 16 and the pressure applying device 29, the cleaned fragment garbage is preheated and softened by the electric heating tube 20 in the softening box 16 and then enters the extrusion box 22, and is compressed by the pressure applying device 29, so that the fragment garbage can be well pressed into a garbage block, the garbage block can be conveniently packaged, transported and stored, space resources for transportation and storage are fully utilized, and the single garbage transportation amount is increased; the problem of among the traditional plastic refuse recovery process, because plastics kind is many and miscellaneous, the particle volume after the breakage is great at all, packing transportation occupation space is big, whole space utilization is low, single cost of transportation is high is solved.

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 recovery unit for urban plastic waste, comprising a support (1), characterized in that: the left and right sides of support (1) inner wall respectively with the left and right sides fixed connection of broken case (2), the inner wall activity of broken case (2) has cup jointed two auger (3), two auger (3) are located same horizontal plane and spiral leaf staggered arrangement, one side that broken case (2) was stretched out to the one end of auger (3) and fixed the cup joint has drive wheel (4), the outside of drive wheel (4) is passed through the drive belt and is connected with the output shaft transmission of broken motor (5), the bottom of broken motor (5) and the interior bottom fixed connection of support (1), the interior bottom of support (1) and the one side fixed mounting that is located broken motor (5) have crushed aggregates conveyer (6), one side of crushed aggregates conveyer (6) is equipped with support table (7), the top fixed mounting of support table (7) has secondary to stir garrulous device (8), the bottom end of the supporting table (7) is provided with a conveying frame (9), the back surfaces of five support plates of the conveying frame (9) are fixedly provided with conveying wheels (10), the outer parts of the five conveying wheels (10) are in transmission connection through a conveying belt (11), one end, positioned outside the conveying wheels (10), of each conveying frame (9) is in transmission connection with an output shaft of a conveying motor (12) through a transmission belt, the top end of each conveying frame (9) and positioned on one side of the supporting table (7) are fixedly provided with a cleaning frame (13), the top end of an inner cavity of each cleaning frame (13) is fixedly provided with a water guide pipe (14), the bottom end of each water guide pipe (14) is horizontally and uniformly provided with high-pressure spray nozzles (15), and each high-pressure spray nozzle (15) is positioned right above the conveying belt;

the below of carriage (9) other end is equipped with softens case (16), the top fixed mounting who softens case (16) has feed inlet (17), feed inlet (17) are located carriage (9) one end under, one side fixed connection on backup pad (18) and base (19) top is passed through to the bottom of softening case (16), the inner wall fixed mounting who softens case (16) has electrothermal tube (20), one side fixed mounting who softens case (16) has ejection of compact gate (21), one side fixed connection on softening case (16) bottom and extrusion case (22) top, the bottom of extrusion case (22) and the top fixed connection of base (19), the equal fixed mounting in the left and right sides of extrusion case (22) bottom has spacing bracing piece (23), the quantity of spacing bracing piece (23) is equipped with four, and four spacing bracing pieces (23) are rectangle array distribution in the bottom of extrusion case (22) and with the top of base (19) The four limit support rods (23) are fixedly connected, the outer parts of the four limit support rods are respectively movably sleeved with the outer part of the lower pressing platform (24), the middle part of the bottom end of the lower pressing platform (24) is fixedly connected with a hydraulic rod (25), the bottom end of the hydraulic rod (25) is fixedly connected with the top end of the base (19), the hydraulic input end and the hydraulic output end of the hydraulic rod (25) are respectively communicated with the hydraulic output end and the hydraulic input end of the hydraulic pump (26) through oil pipes, the hydraulic oil inlet and outlet of the hydraulic pump (26) are communicated with the interior of the hydraulic oil tank (27) through oil pipes, the hydraulic oil tank (27) and the hydraulic pump (26) are respectively fixedly connected with the top end of the base (19) and the left side and the right side of the extrusion box (22), a mounting platform (28) is fixedly mounted at the top end of the base (19) and at one side of the hydraulic oil tank (27), and a pressing device (29) is fixedly arranged at the top end of the mounting platform (28).

2. A recycling device for urban plastic refuse according to claim 1, characterized in that: the scrap conveyor (6) comprises an elevated stand (61), the elevated stand (61) is positioned between the support (1) and the support table (7), the top ends of the left side and the right side of the elevated rack (61) are respectively and fixedly provided with a fixed pulley (62) and an upper driving wheel (63), an upper guide wheel (64) is fixedly arranged at the top end of the elevated stand (61) above the fixed pulley (62), the bottom end of the fixed pulley (62), the outer part of the upper driving wheel (63) and the bottom end of the upper guide wheel (64) are in transmission connection with the outer part of the lower driving wheel (66) through a transmission crawler (65), the front surface of the lower driving wheel (66) is fixedly connected with the inner bottom of the bracket (1) through a fixing plate, the outer part of the central shaft of the lower driving wheel (66) is in transmission connection with the output shaft of a material transmission motor (67) through a transmission belt, the bottom end of the material conveying motor (67) is fixedly connected with the inner bottom of the bracket (1).

3. A recycling device for urban plastic refuse according to claim 1, characterized in that: the secondary stirring device (8) comprises a stirring box (81), the bottom end of the stirring box (81) is fixedly connected with the top end of a supporting table (7), the upper and lower ends of the inner cavity of the stirring box (81) are movably sleeved with the bottom end of a driving shaft (82) and the outer wall of the inner cavity of the stirring box (81) through bearings respectively, a feeding guide hood (83) is fixedly installed on one side of the top end of the stirring box (81), three groups of movable cutters (84) are sequentially and fixedly installed on the outer wall of the driving shaft (82) in the stirring box (81) from top to bottom, two movable cutters (84) are symmetrically arranged on each group of movable cutters (84), static cutters (85) are fixedly installed on the upper side and the lower side of the plane where the movable cutters (84) are located on the inner wall of the stirring box (81) and on the upper side and the lower side of the plane where the movable cutters (84) are located, the top end, extending out of the driving shaft (82) of the stirring box (81), is in, the bottom end of the supporting table (87) is fixedly connected with the top end of the supporting table (7).

4. A recycling device for urban plastic refuse according to claim 1, characterized in that: the pressing device (29) comprises a threaded sleeve (291), the outer portion of the threaded sleeve (291) is movably sleeved with the inner portion of a transverse plate of the mounting platform (28), a screw rod (292) is connected to the inner thread of the threaded sleeve (291), an upper extrusion plate (293) is fixedly connected to the bottom end of the screw rod (292), a driven wheel (294) is fixedly sleeved at the top end of the outer wall of the threaded sleeve (291), the outer portion of the driven wheel (294) is in transmission connection with an output shaft of a pressing driving motor (295) through a transmission belt, and the outer portion of the pressing driving motor (295) is fixedly connected with one side of a vertical plate of the mounting platform (28).

5. A recycling device for urban plastic refuse according to claim 1, characterized in that: the quantity of auger (3) is equipped with two, and two auger (3) are located same horizontal plane, two one side that auger (3) stretched out support (1) is connected through the gear engagement transmission, and one of them auger (3) are connected through the output shaft transmission of drive wheel (4) and drive belt and broken motor (5).

6. A recycling device for urban plastic refuse according to claim 2, characterized in that: the inclined included angle between the transmission crawler belt (65) between the fixed pulley (62) and the upper transmission wheel (63) and the horizontal plane is 30-45 degrees.

7. A recycling device for urban plastic refuse according to claim 3, characterized in that: the inner bottom of the stirring box (81) is provided with a wedge-shaped inclined block, the inclined angle between the inclined plane of the wedge-shaped inclined block and the lower end face of the stirring box (81) is 60 degrees, and the bottom end of the wedge-shaped inclined block at the inner bottom of the stirring box (81) is positioned at one side of the outlet of the stirring box (81).

8. A recycling device for urban plastic refuse according to claim 1, characterized in that: the edge of the two sides of the conveying belt (11) is a rubber track and is in transmission connection with the outside of the conveying wheel (10), and the middle of the conveying belt (11) is a steel wire mesh surface and the two sides of the steel wire mesh are embedded into the rubber track.

9. A recycling device for urban plastic refuse according to claim 1, characterized in that: the electric heating tubes (20) are fixedly mounted on the inner walls of the four sides of the softening box (16), the circuit connection of the four electric heating tubes (20) is in parallel connection, a wedge-shaped block is arranged at the inner bottom of the softening box (16), the inclined plane of the wedge-shaped block forms an included angle of 45 degrees with the horizontal plane, and the bottom end of the inclined plane is located on one side of the discharging gate (21).