CN202316491U - Device for photovoltaic component recycling - Google Patents

Device for photovoltaic component recycling Download PDF

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Publication number
CN202316491U
CN202316491U CN2011204369962U CN201120436996U CN202316491U CN 202316491 U CN202316491 U CN 202316491U CN 2011204369962 U CN2011204369962 U CN 2011204369962U CN 201120436996 U CN201120436996 U CN 201120436996U CN 202316491 U CN202316491 U CN 202316491U
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CN
China
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photovoltaic module
outlet
oil bath
bath heating
solid
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CN2011204369962U
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Chinese (zh)
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王士元
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Yingli Group Co Ltd
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Yingli Group Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/20Waste processing or separation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/82Recycling of waste of electrical or electronic equipment [WEEE]

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  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

The utility model discloses a device for photovoltaic component recycling. The device for photovoltaic component recycling gradually melts each of material components of photovoltaic component at a high temperature without burning so that toxic gas produced in burning relevant rubber and plastic material components is avoided, the influence on the surrounding environment is reduced during photovoltaic component resolving and recycling process, and the processing is environment friendly. Simultaneously, principles of centrifugal separation and air-flow rotation and the like are adopted to separately recycle solid materials after granulation thereby the material recycling of the photovoltaic component is achieved and the purity of single materials is improved when the recycling is finished. Besides, each part of the device adopts a detachable structure, and has a strong mobility and simultaneously, the device occupies a small area, has a high efficiency and cannot pollute the materials and the environment. The device for photovoltaic component recycling can achieve continuous operation and reach the purpose of resolving and recycling discarded solar battery components.

Description

The reclaimer of photovoltaic module
Technical field
The utility model relates to photovoltaic module and decomposes the recovery technology field, more particularly, relates to a kind of reclaimer of photovoltaic module.
Background technology
As a kind of emerging clean energy resource, photovoltaic industry development in recent years is swift and violent, and solar energy power generating is when bringing clean energy resource to the mankind, and the recycling of waste and old photovoltaic module becomes unavoidable problem.If waste and old photovoltaic module can not well solve, the comprehensive utilization of solar energy source also can not become lifelong clean energy resource, and there is adverse effect in the new forms of energy development strategy.Therefore, along with the continuous development of photovoltaic industry, people also have higher requirement to the decomposition recycling of photovoltaic module.
Present existing photovoltaic module decomposes in the removal process; Be that the photovoltaic module that will remove external structures such as frame is put into incinerator and burned; Assembly so that the ethylene-vinyl acetate copolymer on it (EVA), polyvinyl butyral resin ester rubber and plastics such as (PVB) material assembly and backboard etc. are processed by combustible material incinerates; Sort out remaining materials such as metal material, crystalline silicon material and glass the residue after burning then, so that recycle.
Yet; Though can satisfying basic photovoltaic module, above-mentioned processing mode decomposes the recovery needs; But owing to can produce a large amount of toxic gases in the burning process of the assembly that rubber and plastic material assembly such as EVA, PVB and backboard etc. are supported by combustible material, the atmospheric environment around giving has caused grievous injury, and radical change has taken place the chemical property of burning each combustible material later; Can't reuse, cause waste of material; Each crystalline silicon material, metal material and glass material are in burning process, and its chemical property also can produce sex change or damage, have increased difficulty for follow-up relevant recycling work.
The utility model people considers, a kind of reclaimer of photovoltaic module is provided, and this reclaimer makes the decomposition removal process environmental protection more of photovoltaic module, and has avoided decomposing the waste of material in the removal process.
The utility model content
In view of this, the technical problem that the utility model will solve is to provide a kind of reclaimer of photovoltaic module, and the decomposition removal process environmental protection more that this reclaimer makes photovoltaic module has realized the material recovery to photovoltaic module.
In order to solve above technical problem, the utility model provides a kind of reclaimer of photovoltaic module, comprising:
Be used to reclaim the hot high speed centrifugation decomposition recovery photovoltaic module equipment of rubber-plastics material, said hot high speed centrifugation decomposes recovery photovoltaic module equipment and comprises inlet, fused solution material outlet and solid-state material outlet;
Heat sink, said heat sink comprise charging aperture and the discharging opening that matches with the particle conveying equipment, and the charging aperture of said heat sink decomposes the solid-state material outlet of reclaiming photovoltaic module equipment with said hot high speed centrifugation and links to each other;
The comminutor that links to each other with the outlet of particle conveying equipment;
Heat up and stir seperator, said intensification is stirred seperator and is comprised inlet, gas vent and solid outlet, and said inlet links to each other with the outlet of said comminutor, and said gas vent links to each other with conveying worm with destilling tower respectively with solid outlet,
The negative pressure of vacuum machine that matches with said conveying worm, said negative pressure of vacuum machine links to each other with the centrifugal flow separator through outlet.
Preferably, said hot high speed centrifugation decomposition recovery photovoltaic module equipment also comprises:
Frame is provided with the oil bath heating compartment in the said frame, the outer setting of said oil bath heating compartment has the oil bath heating jacket, said oil bath heating jacket be externally connected to the thermocouple controller, also be connected with temperature measuring equipment on the said oil bath heating compartment;
Said oil bath heating compartment is provided with the charge valve that is used to feed inert gas; Also be provided with air bleeding valve and vavuum pump on the said oil bath heating compartment; Said fused solution material outlet and solid-state material outlet are arranged at the bottom of said oil bath heating compartment respectively; The inside of said oil bath heating compartment circumferentially is provided with separation net along it, and the outlet of said fused solution material outlet and solid-state material lays respectively at the both sides of said separation net;
Said hot high speed centrifugation decomposes the top along continuous straight runs that the inlet that reclaims photovoltaic module equipment is arranged at said oil bath heating compartment; Said hot high speed centrifugation decomposes the porch of reclaiming photovoltaic module equipment and is provided with hatch door; The below of said hatch door is provided with the photovoltaic module fixed mount, is provided with twin shaft to cutting crushing cutter between said photovoltaic module fixed mount and the outlet of said solid-state material;
The top of said hatch door is provided with centrifugal motor; The middle part of said hatch door has and the suitable through hole of the rotating shaft of said centrifugal motor; The rotating shaft of said centrifugal motor runs through said through hole and is connected with said photovoltaic module fixed mount, and said through hole is provided with the seal disc that matches with the rotating shaft of said centrifugal motor.
Preferably, the top of said frame is provided with and drives the lowering or hoisting gear that said hatch door vertically moves.
Preferably; Said heat sink also comprises: housing; The inside of said housing has the cooling chamber, and the charging aperture of said heat sink and discharging opening are arranged at the top and the bottom of housing respectively, and said charging aperture, said cooling chamber and said discharging opening are communicated with successively;
The both sides in said cooling chamber are provided with the air channel, and the air outlet in said air channel is positioned at the top in said cooling chamber, and the opening direction of said air outlet straight down;
The outer setting of said housing has the blower fan that is connected with the air inlet in said air channel, and said blower fan is corresponding one by one with said air inlet, and is provided with water condenser between said blower fan and the said air inlet, also is connected with drive unit on the said blower fan.
Preferably, said particle conveying equipment is closed conveyer belt.
The utility model provides a kind of reclaimer of photovoltaic module; Compared with prior art; This reclaimer utilizes high temperature progressively to melt each material member of photovoltaic module, need not to burn operation, thereby has avoided because of burning the toxic gas that relevant rubber-plastics material assembly produces; Reduced photovoltaic module and decomposed the influence of removal process, made the environmental protection more of its processing procedure surrounding environment.Simultaneously, adopt principles such as centrifugation and air-flow rotation, the solid-state material after the granulation is reclaimed respectively, realized material recovery, and improved the degree of purity that reclaims the back homogenous material photovoltaic module.In addition, adopt detachable structure between each parts of this equipment, mobility is strong, and this occupation area of equipment is little simultaneously, and efficient is high, can not pollute material and environment.In addition, the reclaimer of this photovoltaic module can be realized the serialization operation, reaches the purpose that the decomposition of discarded solar module is reclaimed.
Description of drawings
The reclaimer sketch map of a kind of photovoltaic module that Fig. 1 is provided for a kind of specific embodiment of the utility model;
The assembly structure sketch map of the heat sink that Fig. 2 is provided for a kind of specific embodiment of the utility model;
Fig. 3 is the perspective structure side view of Fig. 2;
Fig. 4 is the perspective structure vertical view of Fig. 2.
The specific embodiment
Carry out clear, intactly description in the face of the technical scheme among the utility model embodiment down, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the reclaimer sketch map of a kind of photovoltaic module that is provided for a kind of specific embodiment of the utility model comprises:
Be used to reclaim the hot high speed centrifugation decomposition recovery photovoltaic module equipment 1 of rubber-plastics material, hot high speed centrifugation decomposes recovery photovoltaic module equipment 1 and comprises that inlet 112, fused solution material outlet 109 and solid-state material export 110;
Heat sink 2, heat sink comprise charging aperture and the discharging opening that matches with particle conveying equipment 3, and the charging aperture of heat sink decomposes the solid-state material outlet 110 of reclaiming photovoltaic module equipment 1 with hot high speed centrifugation and links to each other;
The comminutor 4 that links to each other with the outlet of particle conveying equipment 3;
Heat up to stir seperator 5, heat up and stir seperator 5 and comprise inlet 501, gas vent 503 and solid outlet 502, inlet 501 links to each other with the outlet of comminutor 4, and gas vent 503 links to each other with conveying worm 7 with destilling tower 6 respectively with solid outlet 502,
The negative pressure of vacuum machine 8 that matches with conveying worm 7, negative pressure of vacuum machine 8 links to each other with centrifugal flow separator 9 through outlet.
As shown in Figure 1, as a kind of preferred implementation, hot high speed centrifugation decomposes recovery photovoltaic module equipment 1 and also comprises:
Frame 103; Be provided with oil bath heating compartment 101 in the frame 103; The outer setting of oil bath heating compartment 101 has oil bath heating jacket 102, oil bath heating jacket 102 be externally connected to thermocouple controller (not shown), also be connected with the temperature measuring equipment (not shown) on the oil bath heating compartment 101; Oil bath heating compartment 101 is provided with the charge valve (not shown) that is used to feed inert gas; Also be provided with air bleeding valve and vavuum pump (not shown) on the oil bath heating compartment 101; Fused solution material outlet 109 and solid-state material outlet 110 are arranged at the bottom of oil bath heating compartment 101 respectively; The inside of oil bath heating compartment 101 circumferentially is provided with separation net 111 along it, and fused solution material outlet 109 and solid-state material outlet 110 lay respectively at the both sides of separation net 111;
Hot high speed centrifugation decomposes the top along continuous straight runs that the inlet 112 that reclaims photovoltaic module equipment 1 is arranged at oil bath heating compartment 101; Hot high speed centrifugation decomposes inlet 112 places that reclaim photovoltaic module equipment 1 and is provided with the hatch door (not shown); The below of hatch door is provided with photovoltaic module fixed mount 105; The top of hatch door is provided with centrifugal motor 106; The middle part of hatch door has the through hole (not shown) suitable with the rotating shaft of centrifugal motor 106; The rotating shaft of centrifugal motor 106 runs through said through hole and is connected with photovoltaic module fixed mount 105, and through hole is provided with the seal disc that matches with the rotating shaft of centrifugal motor 106, is provided with twin shaft to cutting crushing cutter 104 between photovoltaic module fixed mount 105 and the solid-state material outlet 110.
In the use of device; Hatch door is opened, pending photovoltaic module is put into oil bath heating compartment 101 by the hatch door place, photovoltaic module is fixed on the photovoltaic module fixed mount 105; And the rotating shaft of photovoltaic module fixed mount 105 with centrifugal motor 106 be connected; Close hatch door then, utilize seal disc with the sealing of the auxiliary section between the rotating shaft of through hole and centrifugal motor 106, so that the internal environment of oil bath heating compartment 101 is airtight.Through vavuum pump the air in the oil bath heating compartment 101 is pumped, and in oil bath heating compartment 101, feed inert gas, be full of the inner space of oil bath heating compartment 101 until inert gas by the charge valve place.Then; Fluid through in 102 pairs of oil bath heating compartments of oil bath heating jacket 101 heats; Oil liquid temperature through in the coordinated control oil bath heating compartment 101 of thermocouple controller and said temperature measuring equipment remains between 200 ℃-220 ℃; The assembly of rubber and plastic materials such as EVA on the photovoltaic module in the oil bath this moment heating compartment 101 and PVB is flowability liquid condition preferably; Then centrifugal motor 106 is started working; The rotating shaft of centrifugal motor 106 drives 105 rotations of photovoltaic module fixed mount; Associated components such as rubber-plastics material such as EVA that has melted on the photovoltaic module and PVB and battery sheet attached to it, backboard, welding are being separated on by photovoltaic module under the centrifugal action that rotation produces, and these fused solution materials that are mingled with solid-state material are got rid of to separation net 111 by centrifugal action, and liquid material sees through separation net 111 and discharged and reclaimed by the fused solution material outlet that is positioned at separation net 111 outsides 109; Simultaneously, solid-state material is stopped by separation net 111, falls into twin shaft to cutting on the crushing cutter 104, and twin shaft is to cutting crushing cutter 104 with the processing of lowering the temperature in isolated solid-state material chopping and the importing heat sink 2.
Further; The outer setting of oil bath heating jacket 32 has heat-insulation layer 107; Heat-insulation layer 107 can be isolated with external environment with the groundwork part of oil bath heating compartment 101, is affected by the external environment with the internal temperature of avoiding oil bath heating compartment 101, makes its course of work stability and high efficiency more.
On the other hand; The top of frame 103 is provided with and drives the lowering or hoisting gear 108 that hatch door vertically moves; Drive hatch door through lowering or hoisting gear 108 and vertically move, with the unlatching and the closed purpose that reach hatch door, it is more simple and easy to do that it is opened with closing course.Lowering or hoisting gear 38 is specially hydraulic lift.Certainly, lowering or hoisting gear 108 is not limited to the hydraulic lift shown in the figure, can also be leading screw, assembly pulley or electric-controlled switch equal power device, that is, all can as long as satisfy the actual use needs of said hot high speed centrifugation decomposition recovery photovoltaic module equipment.
As a kind of preferred implementation; Heat sink is like Fig. 2,3, shown in 4; Comprise: housing 21, the inside of housing 21 have cooling chamber 22, and the top of housing 21 has the charging aperture 221 that is connected with the external discrete cabin; The bottom of housing 21 has the discharging opening 222 that matches with the particle conveying equipment, and charging aperture 221, cooling chamber 22 and discharging opening 222 are communicated with successively; The both sides in cooling chamber 22 are provided with air channel 23, and the air outlet 231 in air channel 23 is positioned at the top in cooling chamber 22, and the opening direction of air outlet 231 straight down; The outer setting of housing 21 has the blower fan 24 that is connected with the air inlet 232 in air channel 23, and blower fan 24 is corresponding one by one with air inlet 232, and is provided with water condenser 25 between blower fan 24 and the air inlet 232, also is connected with drive unit 26 on the blower fan 24.In the course of work, drive unit 26 drives blower fan 24 work, is handled after in the air inlet 232 feeding air channels 23 through water condenser 25 coolings by the wind that blows out in the blower fan 24; And by in the air outlet 231 feeding cooling chambeies 22; Have the air outlet 231 of opening direction straight down and can make the cold wind that blows out by air outlet 231 places flow through cooling chamber 22 from top to bottom, so that contact with the high temperature particle that gets into by charging aperture 221 places and to its cooling, to prevent its secondary adhesion; Simultaneously; The flow direction of cold wind can guide particle by downward moving until discharging opening 222 places in the cooling chamber 22, and is delivered to outside particle conveying equipment place via discharging opening 222, so that get into next treatment process; Thereby through cooperatively interacting of each parts; Realized the timely cooling of photovoltaic module high temperature particle after the break process is handled, avoided the secondary adhesion of high temperature particle, for the enforcement of subsequent treatment operation is provided convenience.
Particularly, charging aperture 221 is provided with first adpting flange 271 suitable with pod.First adpting flange 271 can significantly improve the assembling intensity between charging aperture 221 and pod; And make its assembling process more simple and easy to do; And after installing first adpting flange 271 additional; Can further improve the seal of assembling place between charging aperture 221 and pod, to guarantee the relative sealing between cooling chamber 22 and external environment condition, the chamber 22 interior particles of avoiding lowering the temperature receive secondary pollution.More specifically, discharging opening 222 is provided with second adpting flange 272 suitable with the particle conveying equipment.Second adpting flange 272 can significantly improve the assembling intensity between discharging opening 222 and particle conveying equipment; Reduce its assembly difficulty; Improve the seal of assembling place between discharging opening 222 and particle conveying equipment, to guarantee the relative sealing between cooling chamber 22 and external environment condition.
Further, air inlet 232 has contraction section 233 with the junction of blower fan 24.Contraction section 233 can make by the contact area of 25 of the wind that blows out in the blower fan 24 and water condensers bigger; Contact more abundant; Increase the cold flow at air inlet 232 places simultaneously; So that cold wind is more fully effective to the cooling-down effect of the high temperature particle in the cooling chamber 22, and make its cooling efficient be able to corresponding raising.In addition, have the water inlet 251 and delivery port 252 that is connected with outside supply and drain water system respectively on the water condenser 25.Through cooperatively interacting of water inlet 251 and delivery port 252 and outside supply and drain water system, can realize the recycle of the cooling water in the water condenser, so that the operating efficiency of said heat sink is higher, cooling effect is better.
Hot high speed centrifugation decomposes the solid material of solid-state material outlet 110 discharges of reclaiming photovoltaic module equipment 1 after heat sink 2 coolings; Be delivered to comminutor through particle conveying equipment 3; The preferred of particle conveying equipment 3 is closed conveyer belt; Certainly, particle conveying equipment 3 also not only is confined to closed conveyer belt, all can so long as can satisfy the actual needs of particle conveying equipment.
The particle that comminutor is carried the particle conveying equipment manufactures given shape, thinner particle, and remaining EVA separates and the classification of later stage different materials separates so that in the stirring seperator that heats up, can carry out faster.When heat up stirring seperator through heating apparatus in the seperator temperature remain on about 300 ℃; The particle that transmits from comminutor is decomposed; EVA resolves into ethene, vinyl acetate gas under this temperature; Get into destilling tower 6 through gas vent 503, scolding tin is separated from welding and the fusion of battery sheet welding contact-making surface, and other materials gets into conveying worm 7 through stirring to distribute through solid outlet 502.Destilling tower reduces ethene, vinyl acetate gas through cooling distillation mode, ethene is that gas carries out environmental protection treatment through exhaust outlet 601 discharges, and vinyl acetate is that liquid is discharged back recovery second use from refluxing opening 602.Conveying worm preferably is made up of drive unit sealing tank and spiral, borrows helical rotation that the particle in the tank is passed output.That conveying worm has is simple in structure, cross sectional dimensions is little, the characteristics of good airproof performance, reliable operation, low cost of manufacture, also can stir material in the course of conveying, operations such as mixing, heating and cooling, can be through loading and unloading gate scalable mass flow.Negative pressure of vacuum machine 8 cooperates conveying worm 7 work, utilizes principle of negative pressure that comminution of material is sucked in the centrifugal flow separator 9.
Centrifugal flow separator 9 utilizes centrifugal and air-flow rotation principle work, and particle is rotated in the centrifugal flow separator, according to each material proportion with receive the different of centrifugal and airflow influence; High specific gravity metal and copper product that gravity is big are separated earlier; Get into gatherer through first outlet 904, other objects get into the secondary pod under the drive of ascending air, utilize same principle; The slightly larger backboard of gravity is separated; Get into gatherer through second outlet 903, remaining broken grain body silion cell material gets in the gatherer through the 3rd outlet 902 with circulated air, and various materials are finally accomplished the separation between the material each other according to different proportion.
Adopt detachable structure between each parts of the reclaimer of the photovoltaic module that the utility model provides, mobility is strong, and this occupation area of equipment is little simultaneously, and efficient is high, can not pollute material and environment.In addition, the reclaimer of this photovoltaic module can be realized the serialization operation, reaches the purpose that the decomposition of discarded solar module is reclaimed.
In addition, the utility model also provides a kind of recovery method of photovoltaic module, may further comprise the steps:
Step a) obtains fused solution material and solid-state material respectively with heating back centrifugation in the pending photovoltaic module high temperature closed environment;
Step b) heats up said solid-state material cooling back granulation to stir, and obtains the rubber-plastics material of solid material particle and gasification respectively, utilizes the destilling tower distillation to reclaim the rubber-plastics material of said gasification;
The solid material particle that step c) obtains step b) is through centrifugal flow separator Separation and Recovery.
In above-mentioned removal process, the heating-up temperature of said step a) is preferably 200 ℃~220 ℃, more preferably 200 ℃~210 ℃.Through above-mentioned heat treated, rubber and plastic material assembly fusings such as EVA that photovoltaic module is inner and PVB.Particularly, pending photovoltaic module is positioned in the closed environment, and its residing closed environment is heated; Heating and temperature control is in 200 ℃~220 ℃ scope, and under this temperature environment, rubber-plastics materials such as EVA and PVB present liquid condition; And its viscosity is less; Material is more liquid, and this temperature environment do not reach the decomposition temperature of rubber-plastics material, can not produce toxic gas because of its decomposes.In step a), assembly such as rubber-plastics material such as the EVA that preferably utilizes centrifuge to be processed to have melted on the photovoltaic module and PVB and battery sheet attached to it, backboard, welding is by separating on the photovoltaic module.In this step implementation process; Photovoltaic module is connected with the rotating shaft of centrifuge; In centrifuge when work,, its rotating shaft drives photovoltaic module rotation, relies on the centrifugal force that produces in the rotary course that fused solution material such as EVA that has melted in the photovoltaic module and PVB and solid-state material are progressively separated from photovoltaic module; Reclaim the fused solution material, and solid-state material is carried out subsequent treatment.The centrifugal rotational speed that centrifugalizes in the step a) is preferably 900~1100 rev/mins, more preferably 1000 rev/mins.Under this speed conditions, the separation process of photovoltaic module is effective fast, and separating effect is better, is convenient to effective enforcement that subsequent recovery is handled.
In addition,, also comprise before the step a): in high temperature closed environment to be used, feed inert gas, under hot environment, contact and oxidation takes place with oxygen with the material after preventing to melt as a kind of preferred implementation.
After step a) obtains solid-state material; Preferably after the heat sink cooling, be delivered to comminutor; Comminutor resolves into graininess with above-mentioned solid-state material and gets into the high speed centrifugation separator; Through the stirring that heats up remaining fraction EVA/PVB gasification in the solid-state material is got into destilling tower in the high speed centrifugation separator, discharge through refluxing opening and exhaust outlet and carry out after-treatment; Solid material particles such as remaining battery sheet, scolding tin welding, backboard fall within the separator bottom, are delivered to centrifugal flow separator Separation and Recovery through conveying worm and negative pressure of vacuum machine.The intensification temperature of said step b) is preferably 280~320 ℃, and more preferably 290~310 ℃, more preferably 300 ℃.
In the process of centrifugal shunting sorting; Utilize centrifugal and air-flow rotation principle work, particle rotated in the centrifugal flow separator, according to each material proportion with receive the different of centrifugal and airflow influence; High specific gravity metal that gravity is big and the copper product entering gatherer that is separated earlier; Other objects get into the secondary pod under the drive of ascending air, utilize same principle, and the slightly larger backboard of gravity is separated; Remaining broken grain body silion cell material gets in the gatherer with circulated air, and various materials are finally accomplished the separation between the material each other according to different proportion.
The utility model carries out being recovered under the closed loop environment of photovoltaic module, has successfully realized the separation of solar module material, causes secondary pollution little to environment.In addition; Compared with prior art; The utility model utilizes high temperature progressively to melt each material member of photovoltaic module, need not to burn operation, thereby has avoided because of burning the toxic gas that relevant rubber-plastics material assembly produces; Reduced photovoltaic module and decomposed the influence of removal process, made the environmental protection more of its processing procedure surrounding environment.Simultaneously; Adopt principles such as centrifugation and air-flow rotation, the solid-state material after the granulation is reclaimed respectively, realized material recovery photovoltaic module; And improved the degree of purity that reclaims the back homogenous material; Can utilize again again after the material separation, strengthen the utilization rate again of raw material, reduce the pressure that solar components causes environment, society.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims (5)

1. the reclaimer of a photovoltaic module comprises:
Be used to reclaim the hot high speed centrifugation decomposition recovery photovoltaic module equipment of rubber-plastics material, said hot high speed centrifugation decomposes recovery photovoltaic module equipment and comprises inlet, fused solution material outlet and solid-state material outlet;
Heat sink, said heat sink comprise charging aperture and the discharging opening that matches with the particle conveying equipment, and the charging aperture of said heat sink decomposes the solid-state material outlet of reclaiming photovoltaic module equipment with said hot high speed centrifugation and links to each other;
The comminutor that links to each other with the outlet of particle conveying equipment;
Heat up and stir seperator, said intensification is stirred seperator and is comprised inlet, gas vent and solid outlet, and said inlet links to each other with the outlet of said comminutor, and said gas vent links to each other with conveying worm with destilling tower respectively with solid outlet,
The negative pressure of vacuum machine that matches with said conveying worm, said negative pressure of vacuum machine links to each other with the centrifugal flow separator through outlet.
2. reclaimer according to claim 1 is characterized in that, said hot high speed centrifugation decomposes recovery photovoltaic module equipment and also comprises:
Frame is provided with the oil bath heating compartment in the said frame, the outer setting of said oil bath heating compartment has the oil bath heating jacket, said oil bath heating jacket be externally connected to the thermocouple controller, also be connected with temperature measuring equipment on the said oil bath heating compartment;
Said oil bath heating compartment is provided with the charge valve that is used to feed inert gas; Also be provided with air bleeding valve and vavuum pump on the said oil bath heating compartment; Said fused solution material outlet and solid-state material outlet are arranged at the bottom of said oil bath heating compartment respectively; The inside of said oil bath heating compartment circumferentially is provided with separation net along it, and the outlet of said fused solution material outlet and solid-state material lays respectively at the both sides of said separation net;
Said hot high speed centrifugation decomposes the top along continuous straight runs that the inlet that reclaims photovoltaic module equipment is arranged at said oil bath heating compartment; Said hot high speed centrifugation decomposes the porch of reclaiming photovoltaic module equipment and is provided with hatch door; The below of said hatch door is provided with the photovoltaic module fixed mount, is provided with twin shaft to cutting crushing cutter between said photovoltaic module fixed mount and the outlet of said solid-state material;
The top of said hatch door is provided with centrifugal motor; The middle part of said hatch door has and the suitable through hole of the rotating shaft of said centrifugal motor; The rotating shaft of said centrifugal motor runs through said through hole and is connected with said photovoltaic module fixed mount, and said through hole is provided with the seal disc that matches with the rotating shaft of said centrifugal motor.
3. reclaimer according to claim 2 is characterized in that, the top of said frame is provided with and drives the lowering or hoisting gear that said hatch door vertically moves.
4. reclaimer according to claim 1; It is characterized in that; Said heat sink also comprises: housing; The inside of said housing has the cooling chamber, and the charging aperture of said heat sink and discharging opening are arranged at the top and the bottom of housing respectively, and said charging aperture, said cooling chamber and said discharging opening are communicated with successively;
The both sides in said cooling chamber are provided with the air channel, and the air outlet in said air channel is positioned at the top in said cooling chamber, and the opening direction of said air outlet straight down;
The outer setting of said housing has the blower fan that is connected with the air inlet in said air channel, and said blower fan is corresponding one by one with said air inlet, and is provided with water condenser between said blower fan and the said air inlet, also is connected with drive unit on the said blower fan.
5. reclaimer according to claim 1 is characterized in that, said particle conveying equipment is closed conveyer belt.
CN2011204369962U 2011-11-07 2011-11-07 Device for photovoltaic component recycling Withdrawn - After Issue CN202316491U (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102500602A (en) * 2011-11-07 2012-06-20 英利集团有限公司 Equipment and method for recycling photovoltaic module
CN102941212A (en) * 2012-11-23 2013-02-27 邹仕放 Separating device and method for metal inserts in plastics
ITBO20130701A1 (en) * 2013-12-20 2015-06-21 Mia En Scarl PHOTOVOLTAIC PANEL DISASSEMBLY SYSTEM TO ALLOW RECOVERY OF RAW MATERIALS
CN105609595A (en) * 2016-03-28 2016-05-25 成都振中电气有限公司 Solar cell panel recovery equipment
CN113964236A (en) * 2021-09-26 2022-01-21 湖北三江航天红林探控有限公司 Solar photovoltaic panel hot knife stripping device and method
EP3993067A1 (en) * 2020-10-14 2022-05-04 9-Tech S.r.l. Method, plant and apparatus for recycling photovoltaic panels, comprising implementation of a thermal treatment
CN114871237A (en) * 2022-04-19 2022-08-09 中国科学院广州能源研究所 Method for continuous pyrolysis treatment of waste crystalline silicon photovoltaic module
CN115338225A (en) * 2022-08-16 2022-11-15 常州工学院 Waste photovoltaic module fluorine-containing back plate harmless treatment device
CN115945497A (en) * 2023-02-01 2023-04-11 宁夏大学 Back plate stripping method of photovoltaic module

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102500602A (en) * 2011-11-07 2012-06-20 英利集团有限公司 Equipment and method for recycling photovoltaic module
CN102500602B (en) * 2011-11-07 2014-07-16 英利集团有限公司 Equipment and method for recycling photovoltaic module
CN102941212A (en) * 2012-11-23 2013-02-27 邹仕放 Separating device and method for metal inserts in plastics
CN102941212B (en) * 2012-11-23 2015-04-22 邹仕放 Separating device and method for metal inserts in plastics
ITBO20130701A1 (en) * 2013-12-20 2015-06-21 Mia En Scarl PHOTOVOLTAIC PANEL DISASSEMBLY SYSTEM TO ALLOW RECOVERY OF RAW MATERIALS
WO2015092734A1 (en) * 2013-12-20 2015-06-25 La Mia Energia Scarl De-assembling system for a photovoltaic panel enabling salvage of original materials
CN105609595A (en) * 2016-03-28 2016-05-25 成都振中电气有限公司 Solar cell panel recovery equipment
EP3993067A1 (en) * 2020-10-14 2022-05-04 9-Tech S.r.l. Method, plant and apparatus for recycling photovoltaic panels, comprising implementation of a thermal treatment
CN113964236A (en) * 2021-09-26 2022-01-21 湖北三江航天红林探控有限公司 Solar photovoltaic panel hot knife stripping device and method
CN113964236B (en) * 2021-09-26 2023-06-27 湖北三江航天红林探控有限公司 Solar photovoltaic panel hot knife stripping device and method
CN114871237A (en) * 2022-04-19 2022-08-09 中国科学院广州能源研究所 Method for continuous pyrolysis treatment of waste crystalline silicon photovoltaic module
CN115338225A (en) * 2022-08-16 2022-11-15 常州工学院 Waste photovoltaic module fluorine-containing back plate harmless treatment device
CN115338225B (en) * 2022-08-16 2024-04-26 常州工学院 Harmless treatment device for fluorine-containing backboard of waste photovoltaic module
CN115945497A (en) * 2023-02-01 2023-04-11 宁夏大学 Back plate stripping method of photovoltaic module

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