CN211303346U - Processing line of old and useless refrigerator - Google Patents

Abstract

The utility model provides a waste refrigerator processing line, relating to the technical field of waste refrigerator processing; the device comprises a feeding conveyor, a double-shaft shredder, a horizontal crusher, a vibration sorting conveyor and an eddy current sorting machine, wherein a discharge port of the double-shaft shredder is communicated with a feed port of the horizontal crusher; through implementing this technical scheme, can effectively solve current refrigerator recovery processing line and can't be adapted to and carry out high-efficient broken technical problem who selects separately the processing to the refrigerator of different specifications, model, can reach high-efficient, environmental protection, industrialization's treatment effect.

Description

Processing line of old and useless refrigerator

Technical Field

The utility model relates to an old and useless refrigerator handles technical field, more specifically relates to an old and useless refrigerator handles line.

Background

With the rapid development of electronic technology and the continuous improvement of human living standard, the updating speed of household appliances is accelerated, the household appliances are increased day by day as waste household appliances, and with the continuous enhancement of environmental awareness of people, the recycling treatment of electronic products of the waste appliances is receiving social attention increasingly. As a common household appliance, a refrigerator has the characteristics of short service life and fast update, and with the progress of science and technology, the types of refrigerators are various, such as a freezer type, a double-door refrigerator, a single-door refrigerator, a side-by-side refrigerator, a three-door refrigerator and the like, and a processing system for comprehensively recycling and processing the refrigerators is required according to the refrigerators with various sizes and models.

Present recovery processing system of refrigerator, domestic general adoption semi-automatization's processing mode, at first by artifical the sorting, with the compressor, including a motor, an end cap, a controller, and a cover plate, the parts of can disassembling such as working of plastics, the heat exchanger take out, then send into the box broken sorting system, through second grade or tertiary breakage even, respectively with iron, plastics, copper aluminium mixture, polyurethane foam branch selects out, recovery processing equipment is in the negative pressure state simultaneously, the dust that produces in the course of working passes through the dust arrester and collects, freon then gets into in the active carbon adsorption system among the polyurethane foam.

However, in the process of implementing the embodiment of the present invention, the inventors of the present application find that the above-mentioned technology has at least the following technical problems: the existing refrigerator recycling line cannot be suitable for crushing and sorting refrigerators of different specifications and models, belongs to a semi-automatic processing state, is low in processing efficiency, is easy to break down, and further has high maintenance cost, and products after processing are difficult to classify and recycle.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned current refrigerator recovery processing line can't be adapted to and carry out the technical problem that high-efficient broken separation was handled to the refrigerator of different specifications, model, the utility model aims to provide an old and useless refrigerator processing line can effectively carry out broken separation processing to the refrigerator of different specifications, model to reach the treatment effect of high efficiency, environmental protection, industrialization.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a processing line for waste refrigerators comprises a feeding conveyor, a double-shaft shredder, a horizontal crusher, a vibration sorting conveyor and an eddy current sorting machine;

the feeding conveyor is used for conveying the waste refrigerator body to a feeding hole of the double-shaft shredder;

the double-shaft shredder is used for mechanically coarsely shredding the waste refrigerator body, and a discharge hole of the double-shaft shredder is communicated with a feed hole of the horizontal crusher;

the horizontal crusher is used for finely crushing the box body coarsely crushed by the double-shaft shredder, a material limiting device is arranged at a feed inlet of the horizontal crusher, and an outlet end of the horizontal crusher is communicated with the vibration sorting conveyor;

the vibration sorting conveyor is used for separating powder materials and iron materials which are finely crushed by the horizontal crusher, an air suction opening is formed in the vibration sorting conveyor, and an iron remover is arranged in the vibration sorting conveyor;

the eddy current separator is used for separating non-ferrous metals with conductivity and is communicated with the outlet end of the vibration separation conveyor.

Optionally, the double-shaft shredder includes a first motor, a first speed reducer and two blade shafts, the two blade shafts are provided with a plurality of blades on their rotating surfaces in a crossed manner, and a triangular belt is provided between the first motor and the first speed reducer. For preventing card material in the biax shredder from burning out first motor and first speed reducer, utilize the V-belt to have the characteristics that the overload skidded, the V-belt that sets up between first motor and first speed reducer can effectively prevent card material in the biax shredder from burning out first motor and first speed reducer, and the emergence of reduction accident and then reduce cost of maintenance.

Optionally, the double-shaft shredder is communicated with the horizontal crusher through a Z-shaped conveyor, the Z-shaped conveyor comprises a first flat section, an inclined section and a second flat section which are sequentially connected, and the first flat section and the second flat section are both arranged in parallel with the horizontal plane. Because the box has become the material that size is less relatively after the biax shredder is coarse crushing, the material after here coarse crushing adopts to pass through Z type conveyer and carries to horizontal breaker in, all is in the state of being parallel relatively with the horizontal plane in connecing material department and feeding department, can effectively prevent to connect material department and feeding department to appear leaking the material phenomenon, guarantees the stability of material transportation.

Optionally, the material limiting device comprises two rollers arranged in parallel along the same horizontal plane, the distance between the two rollers is X, X is not more than 420mm, a plurality of scrapers are arranged on the rotating surfaces of the two rollers at equal distances, and the plurality of scrapers are arranged along the axial direction of the rollers. In order to improve the crushing effect of the horizontal crusher, the material limiting device is arranged at the feed inlet of the horizontal crusher, so that the maximum width of the material entering the horizontal crusher can be limited within 420mm, the phenomenon of material blockage in the horizontal crusher is prevented, the disassembling capacity of large-size refrigerators can be effectively improved, and the horizontal crusher is suitable for crushing refrigerators of different specifications and models; the scraper plate rotates along with the roller to drive the material to move along the direction of the feed port, so that the feeding capacity of the material can be effectively improved, and the extrusion effect of the roller is improved; through repeated experiments of the inventor, the crushing treatment of the waste refrigerator by adopting the combination of the double-shaft shredder and the horizontal crusher is greatly improved in the aspect of energy conservation compared with the crushing decomposition mode of the refrigerator in the prior art.

Optionally, a power disc is arranged in the horizontal crusher, the power disc is coaxially fixed with a rotating shaft of the horizontal crusher, a plurality of hammers are arranged on disc surfaces at two sides of the power disc in a relative mode, and an abrasion-resistant filter screen is arranged below the power disc in the horizontal crusher. So, the power disc can rotate along with horizontal crusher's pivot, can roll the breakage to the material that gets into in the horizontal crusher on the one hand, and on the other hand also can utilize the tup to carry the major possession material to horizontal crusher upper end through the rotation and carry out gyratory crusher again and handle, can effectively improve horizontal crusher's crushing effect, also can prevent that the filter screen of horizontal crusher discharge gate department from appearing card material and blockking up, reduces the emergence of card material accident and then improve crushing efficiency, and the practicality is good.

Optionally, the horizontal crusher is communicated with the vibratory sorting conveyor through a first auger. Because the material has carried out the fine crushing and has decomposed in horizontal breaker, the bubble cotton in the material has become tiny similar powdered object a bit in the separation process, and the positive pressure wind that horizontal breaker produced at work simultaneously lets powdered bubble cotton very easily uplift, so use the first auger of taking sealing device here to send the mixed material to the vibration sorting conveyer on, can effectively solve the problem that the cotton flies upward everywhere of powder bubble, improve operational environment, do benefit to the environmental protection.

Optionally, the de-ironing separator is arranged at the upper end of the middle part of the vibrating sorting conveyor, and the de-ironing separator is a suspended type de-ironing separator. So, the material is when the traffic direction along the vibratory separation conveyer passes through the deironing ware, and the magnetism that utilizes the deironing ware to have can be with the whole absorption of iron in the material under the vibrational state and collect, and the overall arrangement is in vibratory separation conveyer middle part upper end in this application, and the installation of being convenient for and deironing are effectual.

Optionally, the inlet scoop includes first inlet scoop, second inlet scoop and third inlet scoop, along the traffic direction of vibratory separation conveyer, wherein first inlet scoop is located vibratory separation conveyer and is close to the front end of de-ironing separator, and the vibratory separation conveyer is located to the second inlet scoop and is close to the rear end of de-ironing separator, and the third inlet scoop is located and is close to vibratory separation conveyer's discharge gate department. Along the running direction of the vibration sorting conveyor, a first air suction opening of the vibration sorting conveyor, which is close to the front end of the iron remover, can suck and remove the powder materials and the low-density materials which float on the surfaces of the materials and are not firmly adhered; along with the shaking dispersion state of the vibration sorting conveyor and the separation of iron in the materials, most of the previously adhered powdery materials and low-density materials are separated, and the part of the powdery materials and the low-density materials can be sucked and removed through the second air suction opening and the third air suction opening; the amount of wind of third inlet scoop design is greater than first inlet scoop and second inlet scoop in this project organization, can effectively separate remaining bubble cotton and the less plastics of volume and non ferrous metal, and it is selected separately effectually, does benefit to the recovery processing of powdered material and low density material, can effectively reach the effect of high-efficient separation, environmental protection recovery, industrialization processing.

Optionally, the first air suction opening, the second air suction opening and the third air suction opening are respectively and correspondingly provided with a blowback foam collecting device. The cotton device of bubble is collected to three blowback specifically can be the hair-dryer, can carry out the drainage to powdered material and low density material along the inlet scoop and collect, effectively reduces the raise dust that the scene produced because of the material is broken, improves the internal environment at box recovery processing scene, and can effectively solve the unstable flow that dust and low density material produced under being in the shake dispersion state, improves the recovery effect of dust and low density material, and then realizes high-efficient environmental protection and retrieves.

Optionally, the device further comprises a dust collector assembly, the dust collector assembly is communicated with the first air suction port, the second air suction port and the third air suction port respectively, and the outlet end of the dust collector assembly is sequentially connected with a foam storage and a foam volume reducer. Specifically, the dust collector subassembly can be retrieved three intraoral dust and the low density material that induced drafts to the cotton separator of accessible bubble separates out the bubble cotton wherein and stores in the cotton memory of bubble, and then the bubble cotton extrudees through the extruded piece in the cotton volume reducer of bubble and handles, realizes the cotton high-efficient recovery of bubble.

As described above, the present invention has at least the following advantages:

1. the utility model discloses the processing line of old and useless refrigerator adopts full automatization's recovery processing mode to carry out the breakage to old and useless refrigerator and selects separately, old and useless refrigerator box carries out the fine crushing through the horizontal breaker behind the biax shredder coarse crushing, through the inventor is experimental many times, adopt biax shredder and horizontal breaker combination to carry out the breakage of old and useless refrigerator, can effectively improve the crushing capacity of disassembling to old and useless refrigerator, and also obtain effective promotion in energy-conserving aspect, be adapted to different specifications, the refrigerator of model carries out high-efficient broken handle, its broken handle of relative prior art is efficient and select separately effectually, can reach high-efficiently, the environmental protection, the treatment effect of industrialization.

2. The utility model discloses be provided with the V belt between first motor and the first reduction gear in the biax shredder, utilize the triangle to have the characteristics that the overload skidded, can prevent that the card material in the biax shredder from burning out first motor and first reduction gear, reduce the emergence of accident and then reduce cost of maintenance, improve the security that the biax shredder handled old and useless box.

3. The material limiting device is arranged at the feed inlet of the horizontal crusher, the maximum width of the material entering the horizontal crusher can be limited within 420mm, the phenomenon of material blockage in the horizontal crusher is prevented, the disassembling capability of a large-size refrigerator can be effectively improved, and the horizontal crusher is suitable for crushing refrigerators with different specifications and models; and the power disc and the tup of design in the horizontal crusher can roll the breakage to the material that gets into in the horizontal crusher on the one hand, and on the other hand also can utilize the tup to carry the major possession material to the horizontal crusher upper end through the rotation and carry out gyratory crushing once more, can effectively improve the crushing effect of horizontal crusher, also can prevent that the filter screen of horizontal crusher discharge gate department from appearing card material jam, reduces the emergence of card material accident and then improves crushing efficiency, and the practicality is good.

4. The utility model discloses be equipped with first inlet scoop, second inlet scoop and third inlet scoop along the vibration sorting conveyer traffic direction and correspond and be equipped with three blowback and collect the bubble cotton device, the design that three blowback was collected the bubble cotton device can carry out the drainage to powdery material and low density material along the inlet scoop and collect, can effectively separate iron material, bubble cotton and partial plastics and non ferrous metal in the material, its sorting effect is good, does benefit to the recovery processing of each material, can effectively reach the effect of high-efficient sorting, environmental protection recovery, industrialization processing; and the dust generated by crushing the materials on site can be effectively reduced, and the internal environment of the box recovery treatment site is improved.

5. The utility model discloses be equipped with the dust collector subassembly with three inlet scoop intercommunication, plastics, the bubble cotton of collecting in the dust collector subassembly can separate through the cotton separator of bubble, utilize the proportion principle to come out the cotton secondary separation of bubble through the selection by winnowing to can effectively extrude the cotton of bubble of collecting into 6 through the cotton recovery unit of bubble: 1, the broken foam is automatically sorted, and the effect of recycling and reusing materials can be effectively achieved.

Drawings

FIG. 1 is a schematic connection diagram of a waste refrigerator processing line according to an embodiment of the present invention;

FIG. 2 is a schematic view of the dual-axis shredder of FIG. 1;

FIG. 3 is a schematic view of the Z-conveyor of FIG. 1;

FIG. 4 is a schematic view of the horizontal crusher of FIG. 1;

FIG. 5 is a side view of FIG. 4;

FIG. 6 is a schematic view of the vibratory sorting conveyor of FIG. 1;

fig. 7 is a schematic view of the dust collector assembly of fig. 1.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

Reference numerals in the drawings of the specification include: 100-a feeding conveyor; 110-a stop bar; 200-a double-shaft shredder; 210-a first motor; 220-a blade shaft; 230-V belt; 240-first reducer; 250-a blade; 300-a horizontal crusher; 310-a material limiting device; 311-a roller; 312-a scraper; 320-a power disc; 321-a hammer head; 330-wear resistant filter screen; 400-vibrating sorting conveyor; 410-a first suction opening; 420-a second air suction opening; 430-a third air suction opening; 440-a foam collecting device for back flushing; 450-iron remover; 500-eddy current sorter; a 600-Z conveyor; 610-a first flat section; 620-inclined section; 630-a second flat section; 010-a first auger; 020-dust collector assembly; 030-foam accumulator; 040-foam volume reduction machine, 050-eddy current feeding conveyor; 060-a vibrating conveyor; 070-a second auger; 080-foam separating device.

Example 1

The embodiment is basically as shown in figure 1: the embodiment provides a waste refrigerator processing line, which comprises a feeding conveyor 100, a double-shaft shredder 200, a horizontal crusher 300, a vibration sorting conveyor 400 and an eddy current sorting machine 500; specifically, the length of the belt of the feeding conveyor 100 provided by this embodiment is 8000mm, the width is 2340mm, a blocking strip 110 with a height of 100mm is arranged on the belt of the feeding conveyor 100 at an interval of 1450mm, the blocking strip 110 is used for blocking the lower side of the refrigerator, so as to prevent the refrigerator from sliding down on the belt, and the refrigerator box is conveyed to the feeding port of the double-shaft shredder 200 safely and stably by using the feeding conveyor 100.

The double-shaft shredder 200 is used for mechanically coarsely shredding a waste refrigerator body, and specifically, please refer to fig. 1 and 2, the double-shaft shredder 200 comprises a first motor 210, a first speed reducer 240 and two blade shafts 220, a triangular belt 230 is arranged between the first motor 210 and the first speed reducer 240, and by utilizing the characteristic that the triangular belt 230 has overload slipping, the triangular belt 230 arranged between the first motor 210 and the first speed reducer 240 can effectively prevent a material blocked in the double-shaft shredder 200 from burning out the first motor 210 and the first speed reducer 240, so that accidents are reduced, and the maintenance cost is reduced; the rotating surfaces of the two blade shafts 220 are provided with a plurality of blades 250 in a crossed manner, in the embodiment, preferably 38 three-lug shredding blades 250 with the thickness of 60mm are arranged on each blade shaft 220, 19 three-lug shredding blades 250 are arranged on each blade shaft 220 in a crossed manner, the refrigerator box body can be shredded into long strips with the width of about 60mm after being shredded by the double-shaft shredder 200, and the shredded box body material is discharged from a discharge port at the lower end of the double-shaft shredder 200.

In order to ensure the stable operation and convenient maintenance of the double-shaft shredder 200, a monitoring camera is arranged on the feed hopper of the double-shaft shredder 200; the running state of the double-shaft shredder 200 in the shredding process can be observed through data recorded by the monitoring camera, and accidents are prevented.

The material crushed by the double-shaft shredder 200 is conveyed to a feed inlet of the horizontal crusher 300 through a Z-shaped conveyor 600; specifically, as shown in fig. 1 and fig. 3, the Z-shaped conveyor 600 includes a first flat section 610, an inclined section 620, and a second flat section 630 connected in sequence, where the first flat section 610 and the second flat section 630 are both parallel to the horizontal plane, and arc transition sections are respectively disposed between the first flat section 610 and the inclined section 620, and between the inclined section 620 and the second flat section 630, so as to ensure the transportation stability of the box material; the second flat section 630 is higher than the first flat section 610, the first flat section 610 is communicated with a discharge hole of the double-shaft shredder 200, the second flat section 630 is communicated with a feed hole of the horizontal crusher 300, the box body is already formed into materials with relatively small size after being coarsely shredded by the double-shaft shredder, the coarsely shredded materials are conveyed into the horizontal crusher 300 through the Z-shaped conveyor 600, the material receiving position and the material feeding position are in a state of being relatively parallel to the horizontal plane, the material leakage phenomenon at the material receiving position and the material feeding position can be effectively prevented, and the stability of material transportation is further ensured.

The horizontal crusher 300 is used for finely crushing the box body coarsely crushed by the double-shaft shredder 200, and specifically, as shown in fig. 1, fig. 4 and fig. 5, a material limiting device 310 is disposed at a feed inlet of the horizontal crusher 300, the material limiting device 310 includes two rollers 311 disposed in parallel along a same horizontal plane, the two rollers 311 have a diameter of 600mm and a length of 1140mm, a distance between the two rollers 311 is X, and X is not more than 420mm, the two rollers 311 can be effectively driven to move relatively by reverse driving of a driver, the box body material entering the horizontal crusher 300 is primarily extruded, the maximum width of the material entering the horizontal crusher 300 can be limited within 420mm, in this embodiment, the driver for driving the two rollers 311 to move relatively is preferably a motor, although other drivers, such as a driver based on gasoline or diesel oil driving, the specific structure of the driving member is the prior art, and the details thereof are not repeated in the present disclosure; at two equidistant range of gyro wheel 311's rotation face is provided with a plurality of scrapers 312, and the preferred design of this embodiment has eight scrapers 312 on every gyro wheel 311, and eight scrapers 312 are arranged along the axial of gyro wheel 311, and scrapers 312 rotate along with gyro wheel 311 and drive the material and remove along the feed inlet direction, can effectively improve the feeding ability of material and then improve the extrusion effect of gyro wheel 311, and this structural design is ingenious, also can promote greatly in the aspect of energy-conservation for prior art to the crushing decomposition of refrigerator.

A power disc 320 coaxially fixed with a rotating shaft of the horizontal crusher 300 is arranged in the horizontal crusher 300, a plurality of hammers 321 are arranged on the disc surfaces at two sides of the power disc 320, preferably, five hammers 321 are arranged on the edge of each disc surface, five hammers 321 on the disc surfaces at two sides are arranged oppositely, an abrasion-resistant filter screen 330 is arranged below the power disc 320 in the horizontal crusher 300, and the diameter of the abrasion-resistant filter screen 330 is preferably 60 mm; therefore, ten hammers 321 on the power disc 320 and the power disc 320 can rotate along with the rotating shaft of the horizontal crusher 300, on one hand, materials entering the horizontal crusher 300 can be rolled and crushed, on the other hand, large materials can be carried to the upper end of the horizontal crusher 300 through the hammers 321 in a rotating mode to be subjected to rotary crushing treatment again, the crushing effect of the horizontal crusher 300 can be effectively improved, the phenomenon that the filter screen at the discharge port of the horizontal crusher 300 is blocked by materials can be prevented, the occurrence of material blocking accidents is reduced, the crushing efficiency is further improved, and the practicability is good.

The outlet end of the horizontal crusher 300 in the embodiment is communicated with the vibration sorting conveyor 400 through the first packing auger 010, because the material is finely crushed and decomposed in the horizontal crusher 300, foam in the material is changed into a small similar powdery object in the separation process, meanwhile, the positive pressure air generated in the work of the horizontal crusher 300 can easily lift the powdery foam, so that the first packing auger 010 with a sealing device is used for conveying the mixed material to the vibration sorting conveyor 400, the problem that the powder foam flies all around can be effectively solved, the working environment is improved, and the environment protection is facilitated.

The vibratory sorting conveyor 400 is configured to separate the fine powder material and the iron material after being finely crushed by the horizontal crusher 300, specifically, as shown in fig. 1, an air suction port and a back-blowing foam collecting device 440 corresponding to the air suction port are provided on the vibratory sorting conveyor 400, the back-blowing foam collecting device 440 serving as a component for guiding wind power may be specifically a blower, or may be another drainage device, for guiding the powder material in the material stacked on the vibratory sorting conveyor 400 out along the direction of the air suction port, where the powder material includes powdered foam and plastic, which can significantly improve the foam collecting effect; and be equipped with de-ironing separator 450 in the vibratory sorting conveyer 400, de-ironing separator 450 is located the upper end at vibratory sorting conveyer 400 middle part, and de-ironing separator 450 is preferred to be suspension type de-ironing separator 450, the material is when passing through de-ironing separator 450 along vibratory sorting conveyer 400's traffic direction, the magnetism that utilizes de-ironing separator 450 to have can be with the whole absorption of iron in the material under the vibrational state and collect, the overall arrangement is in vibratory sorting conveyer 400 middle part upper end in this application, the installation and the deironing of de-ironing separator 450 of being convenient for are effectual.

The materials separated by the vibration separation conveyor 400 into powder materials and iron materials mainly include partial plastics and non-ferrous metals, the embodiment provides the eddy current separator 500 for separating non-ferrous metals with conductivity, specifically, the rest plastics and non-ferrous metals are conveyed to the vibration conveyor 060 by the eddy current feeding conveyor 050100, and the accumulated plastics and non-ferrous metals are shaken and dispersed to the conveying belt of the eddy current separator 500 by vibration, so that the separation of non-ferrous metals in plastic boxes is facilitated. The specific sorting principle of the eddy current sorter 500 is: the high-frequency alternating strong magnetic field is generated on the surface of the sorting magnetic roller, when conductive nonferrous metals pass through the magnetic field, eddy current can be induced in the nonferrous metals, the eddy current can generate a magnetic field with the direction opposite to that of the original magnetic field, and the nonferrous metals (such as copper, aluminum and the like) can fly forwards along the conveying direction under the action of the repulsive force of the magnetic field, so that the separation with other nonmetallic substances is realized, and the purpose of sorting is achieved.

As described above, the specific implementation manner of this embodiment is: waste refrigerator boxes enter the double-shaft shredder 200 through the feeding conveyor 100, can be cut into long strips with the width of about 60mm after being primarily shredded by the double-shaft shredder 200, long-strip-shaped box materials are conveyed into a feed inlet of the horizontal crusher 300 through the Z-shaped conveyor 600 for secondary crushing, the box materials before secondary crushing are extruded by rollers 311 in the material limiting device 310 to be limited into materials with the maximum width within 420mm, the capacity and the width of the materials entering the horizontal crusher 300 are reduced, the phenomenon of material blockage in the horizontal crusher 300 is avoided, the horizontal crusher is suitable for crushing refrigerators with different specifications and models, and the power disc 320 arranged in the horizontal crusher 300 can perform the gyratory crushing treatment on the large materials again, which can obviously improve the crushing capability of the large-size refrigerator, therefore, the strip-shaped materials processed by the horizontal crusher 300 are finely crushed into materials with the size less than 60 mm; the material after the fine crushing is carried to vibration sorting conveyer 400 through first auger 010 and is selected separately, can select separately the collection with iron and powder material through inlet scoop and de-ironing separator 450 in the vibration sorting conveyer 400, and remaining part plastics and non ferrous metal select separately the collection through eddy current sorter 500 to reach and carry out classification recovery processing to the material after selecting separately.

Example 2

Embodiment 2 is substantially the same as embodiment 1, please refer to fig. 1 and fig. 6, but the difference is that: the air suction openings on the vibratory sorting conveyor 400 provided in this embodiment include a first air suction opening 410, a second air suction opening 420, and a third air suction opening 430, and along the running direction of the vibratory sorting conveyor 400, the first air suction opening 410 is disposed at the front end of the vibratory sorting conveyor 400 near the iron remover 450, the second air suction opening 420 is disposed at the rear end of the vibratory sorting conveyor 400 near the iron remover 450, and the third air suction opening 430 is disposed at the discharge opening near the vibratory sorting conveyor 400; along the running direction of the vibratory sorting conveyor 400, the first air suction opening 410 of the vibratory sorting conveyor 400 close to the front end of the iron remover 450 can suck and remove the powder materials and low-density materials which float on the surface of the materials and are not firmly adhered; along with the shaking dispersion state of the vibratory sorting conveyor 400 and the separation of iron in the materials, most of the previously adhered powdery materials and low-density materials are separated, and the part of the powdery materials and the low-density materials can be sucked and removed through the second air suction opening 420 and the third air suction opening 430; the amount of wind that third inlet scoop 430 design is greater than first inlet scoop 410 and second inlet scoop 420 in this project organization, can effectively separate remaining bubble cotton and the less plastics of volume and non ferrous metal, and it is selected separately effectually, does benefit to the recovery processing of powdered material and low density material, can effectively reach the effect of high-efficient separation, environmental protection recovery, industrialization processing.

Example 3

Embodiment 3 is substantially the same as embodiment 2, please refer to fig. 1 and 7, but the difference is that: this embodiment still includes dust collector subassembly 020, dust collector subassembly 020 includes respectively with first inlet scoop 410, three dust collector of second inlet scoop 420 and third inlet scoop 430 intercommunication, the relief valve of dust collector lower extreme is connected with bubble cotton separator 080 through second auger 070, bubble cotton separator 080 utilizes the proportion principle to separate out the bubble cotton through the selection by winnowing, plastics drop and collect from the sorter below, the bubble cotton enters into bubble cotton memory 030, store the bubble cotton of sorting at last, and the discharge gate of bubble cotton memory 030 is connected with bubble cotton volume reducer 040, the bubble cotton of storing in the dust collector is put in bubble cotton volume reducer 040 feed inlet, utilize the mode of screw extrusion to extrude into 6 with the bubble cotton: 1, collecting to achieve the purpose of recycling the plastic and the foam.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a line is handled to old and useless refrigerator which characterized in that: comprises a feeding conveyor, a double-shaft shredder, a horizontal crusher, a vibration sorting conveyor and an eddy current sorting machine;

the feeding conveyor is used for conveying the waste refrigerator body to a feeding hole of the double-shaft shredder;

the double-shaft shredder is used for mechanically coarsely shredding the waste refrigerator body, and a discharge hole of the double-shaft shredder is communicated with a feed hole of the horizontal crusher;

the horizontal crusher is used for finely crushing the box body coarsely crushed by the double-shaft shredder, a material limiting device is arranged at a feed inlet of the horizontal crusher, and an outlet end of the horizontal crusher is communicated with the vibration sorting conveyor;

the vibration sorting conveyor is used for separating powder materials and iron materials which are finely crushed by the horizontal crusher, an air suction opening is formed in the vibration sorting conveyor, and an iron remover is arranged in the vibration sorting conveyor;

the eddy current separator is used for separating non-ferrous metals with conductivity and is communicated with the outlet end of the vibration separation conveyor.

2. The waste refrigerator processing line according to claim 1, characterized in that: the double-shaft shredder comprises a first motor, a first speed reducer and two blade shafts, wherein a plurality of blades are arranged on the rotating surface of each blade shaft in a crossed mode, and a triangular belt is arranged between the first motor and the first speed reducer.

3. The waste refrigerator processing line according to claim 1, characterized in that: the double-shaft shredder is communicated with the horizontal shredder through a Z-shaped conveyor, the Z-shaped conveyor comprises a first flat section, an inclined section and a second flat section which are sequentially connected, and the first flat section and the second flat section are parallel to the horizontal plane.

4. The waste refrigerator processing line according to claim 1, characterized in that: the material limiting device comprises two idler wheels which are arranged in parallel along the same horizontal plane, the distance between the two idler wheels is X which is not more than 420mm, a plurality of scraping plates are arranged on the rotating surfaces of the two idler wheels at equal distances, and the scraping plates are arranged along the axial direction of the idler wheels.

5. The waste refrigerator disposal line according to claim 1 or 4, wherein: the novel crusher is characterized in that a power disc is arranged in the horizontal crusher and coaxially fixed with a rotating shaft of the horizontal crusher, a plurality of hammers are oppositely arranged on the disc surfaces at two sides of the power disc, and an abrasion-resistant filter screen is arranged below the power disc in the horizontal crusher.

6. The waste refrigerator processing line according to claim 1, characterized in that: the horizontal crusher is communicated with the vibration separation conveyor through a first packing auger.

7. The waste refrigerator processing line according to claim 1, characterized in that: the iron remover is arranged at the upper end of the middle part of the vibration sorting conveyor, and the iron remover is a suspension type iron remover.

8. The waste refrigerator disposal line of claim 7, wherein: the inlet scoop includes first inlet scoop, second inlet scoop and third inlet scoop, along vibratory separation conveyer's traffic direction, wherein first inlet scoop is located vibratory separation conveyer and is close to the front end of de-ironing separator, the vibratory separation conveyer is located to the second inlet scoop and is close to the rear end of de-ironing separator, the third inlet scoop is located and is close to vibratory separation conveyer's discharge gate department.

9. The waste refrigerator disposal line of claim 8, wherein: and the first air suction opening, the second air suction opening and the third air suction opening are respectively and correspondingly provided with a back-blowing foam collecting device.

10. The waste refrigerator disposal line of claim 9, wherein: the device is characterized by further comprising a dust collector assembly, wherein the dust collector assembly is communicated with the first air suction port, the second air suction port and the third air suction port respectively, and the outlet end of the dust collector assembly is sequentially connected with a foam storage and a foam volume reducer.

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