CN101733268B - Liquid crystal display (LCD) harmless disassembly method - Google Patents
Liquid crystal display (LCD) harmless disassembly method Download PDFInfo
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- CN101733268B CN101733268B CN2009103101126A CN200910310112A CN101733268B CN 101733268 B CN101733268 B CN 101733268B CN 2009103101126 A CN2009103101126 A CN 2009103101126A CN 200910310112 A CN200910310112 A CN 200910310112A CN 101733268 B CN101733268 B CN 101733268B
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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Abstract
The invention provides a liquid crystal display (LCD) harmless disassembly method, which dissembles the LCD into minimized decomposed components on a disassembly production line and recoveries the minimized decomposed components in a classified manner. The invention disassemblies each part of the LCD safely, and classifies the disassembled parts carefully, thus being in favor of improving recycling utilization rate and resource regeneration rate of waste LCD parts, processing waste liquid crystal in a harmless manner, reducing dangerous waste handling capacity, lowering pollution and controlling cost.
Description
Technical field:
The present invention relates to a kind of liquid crystal display (LCD) harmless disassembly method, the method becomes minimized decomposition device with described liquid crystal display disassembling after disassembling processing on the production line, more described minimized decomposition device classification is reclaimed.
Background technology:
Liquid crystal display is because of its high-resolution and outstanding display effect, have concurrently body little, measure light characteristics, become the absolute main product of computer monitor.At present computer liquid-crystal display is scrapped in a large number because of model change or failure and other reasons, estimates that China's computer liquid-crystal display learies in 2009 reaches 4,400,000, and computer liquid-crystal display will become the important component part of China's electron wastes.Liquid crystal display has face glass, circuit board, power line, metal framework, plastic casing and base, back light source system etc. in forming, and comprises the resource of a large amount of reusable edibles or regeneration in these assemblies or the parts, such as metal, plastics, glass etc.; Fluorescent lamp in the backlight is mercurous simultaneously, may cause that as accidentally smashing in the liquid crystal display unloading process mercury leaks, and causes environmental pollution.
The present both at home and abroad patent of relevant waste liquid crystal display processing aspect lays particular emphasis on mainly that indium recovery, glass resource, liquid crystal panel are peeled off, the cleaning aspect, lacks a kind of dismounting, sophisticated category processing method.Consider from resource circulation utilization and environmental protection double angle, be badly in need of a kind of liquid crystal display (LCD) harmless disassembly method on the market.
Summary of the invention:
The purpose of this invention is to provide a kind of liquid crystal display (LCD) harmless disassembly method, the method becomes minimized decomposition device with described liquid crystal display disassembling after disassembling processing on the production line, more described minimized decomposition device classification is reclaimed; The method is processed each parts dismounting, the sophisticated category of liquid crystal display, thereby be conducive to resource circulation utilization and environmental protection.
A kind of liquid crystal display (LCD) harmless disassembly method, the method becomes minimized decomposition device with described liquid crystal display disassembling after disassembling processing on the production line, more described minimized decomposition device classification is reclaimed; The described production line of disassembling comprises that complete machine disassembles workspace, liquid crystal panel and disassemble workspace and device and minimize and disassemble the workspace; Described complete machine is disassembled workspace, liquid crystal panel and is disassembled workspace and device and minimize to disassemble between the workspace and connect by conveyer belt.The present invention is applicable to desktop computer liquid crystal display and the notebook computer liquid crystal display of existing various models on the market.
The present invention compared with prior art has following beneficial effect:
The present invention processes each parts dismounting, the sophisticated category of liquid crystal display, be conducive to improve waste liquid crystal display parts cyclic utilization rate and resource regeneration rate, be conducive to the brilliant harmless treatment of waste liquid, reduce the hazardous waste treating capacity, cut down and pollute, control cost.
The specific embodiment:
Embodiment 1:
Present embodiment is the disassembling method of desktop computer liquid crystal display, and the method becomes minimized decomposition device with described desktop computer liquid crystal display disassembling after disassembling processing on the production line, and described minimized decomposition device classification is reclaimed; The described production line of disassembling comprises that complete machine disassembles workspace, liquid crystal panel and disassemble workspace and device and minimize and disassemble the workspace; Described complete machine is disassembled workspace, liquid crystal panel and is disassembled workspace and device and minimize to disassemble between the workspace and connect by conveyer belt.
Described complete machine is disassembled the workspace and is comprised: detachable base station, separating plastic front casing station, separating plastic rear casing station;
Described liquid crystal panel is disassembled the workspace and is comprised: separating metal housing station, separation backlight station, separation backlight module station, separation of glasses board unit station; Described device minimizes to be disassembled the workspace and comprises: separating metal frame station, separate hard base circuit board station;
Between described each station by the conveyer belt transmission.
The step of this disassembling method is:
A. complete machine is disassembled:
Described desktop computer display is placed described detachable base station, separating plastic front casing station, separating plastic rear casing station successively, disassemble and obtain base, plastics front casing, plastics rear casing part and liquid crystal panel;
The minimized decomposition device that obtains in this step comprises described base, plastics front casing;
B. liquid crystal panel is disassembled:
Described liquid crystal panel is placed successively described separating metal housing station, separates the backlight station, separates backlight module station, separation of glasses board unit station, disassemble and obtain metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
The minimized decomposition device that obtains in this step comprises described metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
C. device minimizes and disassembles:
Described plastics rear casing part is placed successively described separating metal frame station, separates hard base circuit board station, disassemble and obtain power line, metal frame, hard base circuit board, plastics rear casing;
The minimized decomposition device that obtains in this step comprises described power line, metal frame, hard base printed circuit board, plastics rear casing;
The minimized decomposition device that obtains in the A-C step also comprises screw, nut, data wire;
D. minimized decomposition device reclaims:
Classify as disassembling the minimized decomposition device that obtains: metal species decomposition device, Plastic decompose device, the power line class is decomposed device, category of glass decomposition device, light source class decomposition device, circuit board disassembling device decomposition device, preserve respectively;
Described metal species is decomposed device and is comprised: described metal outer frame, metal frame, screw, nut;
Described Plastic decomposes device and comprises: described base, plastics front casing, plastics rear casing, reflecting plate, LGP, diffusion sheet, prismatic lens;
Described power line class is decomposed device and is comprised: described power line, data wire;
Described category of glass is decomposed device and is comprised: described glass substrate;
Described light source class is decomposed device and is comprised: described fluorescent tube;
Described circuit board class is decomposed device and is comprised: described hard base printed circuit board, soft base printed circuit board;
The described desktop computer liquid crystal display of present embodiment is 14 inches desktop computer waste liquid crystal displays of EV-727 type MAG (MAG), also can be existing various types of desktop computer waste liquid crystal displays on other markets.
Embodiment 2:
Present embodiment is the disassembling method of notebook computer liquid crystal display, and the method becomes minimized decomposition device with described notebook computer liquid crystal display disassembling after disassembling processing on the production line, and described minimized decomposition device classification is reclaimed; The described production line of disassembling comprises that complete machine disassembles workspace, liquid crystal panel and disassemble workspace and device and minimize and disassemble the workspace; Described complete machine is disassembled workspace, liquid crystal panel and is disassembled workspace and device and minimize to disassemble between the workspace and connect by conveyer belt.
Described complete machine is disassembled the workspace and is comprised: separate loam cake plastics housing station, detachable base station;
Described liquid crystal panel is disassembled the workspace and is comprised: separating metal housing station, separation backlight station; Separate backlight module station, separation of glasses board unit station;
Described device minimizes to be disassembled the workspace and comprises: the positive surface parts station of detachable base back side part station and detachable base;
Between described each station by the conveyer belt transmission;
The step of this disassembling method is:
A. complete machine is disassembled:
Described laptop computer displays is placed described separation loam cake plastics housing station, detachable base station successively, disassemble and obtain loam cake plastics housing, base portion, liquid crystal panel;
The minimized decomposition device that obtains in this step comprises described loam cake plastics housing;
B. liquid crystal panel is disassembled:
Described liquid crystal panel is placed successively described separating metal housing station, separates the backlight station, separates backlight module station, separation of glasses board unit station, disassemble and obtain metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
The minimized decomposition device that obtains in this step comprises described metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
C. device minimizes and disassembles:
Described base portion is placed detachable base back side part station, separate to obtain battery and containment vessel thereof, memory bar, hard disk drive; The base portion that to process on the part station of the detachable base back side again places the positive surface parts station of detachable base, disassembles to obtain floppy disk, cooling system (comprising fan, fin), CD drive, loudspeaker, power line, base plastics housing;
The minimized decomposition device that obtains in this step comprises described battery and containment vessel thereof, memory bar, hard disk drive, floppy disk, cooling system, CD drive, mainboard, loudspeaker, power line, base plastics housing;
The minimized decomposition device that obtains in the A-C step also comprises screw, nut, data wire;
D. minimized decomposition device reclaims:
Classify as disassembling the minimized decomposition device that obtains: metal species decomposition device, Plastic decomposition device, power line class decomposition device, category of glass are decomposed device, the light source class is decomposed device, circuit board class decomposition device, power supply class decomposition device, driver class decomposition device, preserve respectively;
Described metal species is decomposed device and is comprised: described metal outer frame, screw, nut;
Described Plastic decomposes device and comprises: described loam cake plastics housing, base plastics housing, reflecting plate, LGP, diffusion sheet, prismatic lens, cooling system, loudspeaker;
Described power line class is decomposed device and is comprised: described power line, data wire;
Described category of glass is decomposed device and is comprised: described glass substrate;
Described light source class is decomposed device and is comprised: described fluorescent tube;
Described circuit board class is decomposed device and is comprised: described soft base printed circuit board, memory bar, mainboard;
Described power supply class is decomposed device and is comprised: battery and containment vessel thereof;
Described driver class is decomposed device and is comprised: hard disk drive, floppy disk, CD drive;
The liquid crystal display that the described notebook computer liquid crystal display of present embodiment is the Y9012681-3 notebook computer also can be existing various types of notebook computer liquid crystal displays on other markets.
Claims (2)
1. liquid crystal display (LCD) harmless disassembly method is characterized in that: the method becomes minimized decomposition device with described liquid crystal display disassembling after disassembling processing on the production line, more described minimized decomposition device classification is reclaimed; The described production line of disassembling comprises that complete machine disassembles workspace, liquid crystal panel and disassemble workspace and device and minimize and disassemble the workspace; Described complete machine is disassembled workspace, liquid crystal panel and is disassembled workspace and device and minimize to disassemble between the workspace and connect by conveyer belt;
Described liquid crystal display is desktop computer liquid crystal display;
Described complete machine is disassembled the workspace and is comprised: detachable base station, separating plastic front casing station, separating plastic rear casing station;
Described liquid crystal panel is disassembled the workspace and is comprised: separating metal housing station, separation backlight station, separation backlight module station, separation of glasses board unit station; Described device minimizes to be disassembled the workspace and comprises: separating metal frame station, separate hard base printed circuit board station;
Between described each station by the conveyer belt transmission;
A. complete machine is disassembled:
Described desktop computer display is placed described detachable base station, separating plastic front casing station, separating plastic rear casing station successively, disassemble and obtain base, plastics front casing, plastics rear casing part and liquid crystal panel;
The minimized decomposition device that obtains in this step comprises described base, plastics front casing;
B. liquid crystal panel is disassembled:
Described liquid crystal panel is placed successively described separating metal housing station, separates the backlight station, separates backlight module station, separation of glasses board unit station, disassemble and obtain metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
The minimized decomposition device that obtains in this step comprises described metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
C. device minimizes and disassembles:
Described plastics rear casing part is placed successively described separating metal frame station, separates hard base printed circuit board station, disassemble and obtain power line, metal frame, hard base printed circuit board, plastics rear casing;
The minimized decomposition device that obtains in this step comprises described power line, metal frame, hard base printed circuit board, plastics rear casing;
The minimized decomposition device that obtains in the A-C step also comprises screw, nut, data wire;
D. minimized decomposition device reclaims:
Classify as disassembling the minimized decomposition device that obtains: metal species decomposition device, Plastic decompose device, the power line class is decomposed device, category of glass decomposition device, light source class decomposition device, circuit board class decomposition device, preserve respectively;
Described metal species is decomposed device and is comprised: described metal outer frame, metal frame, screw, nut;
Described Plastic decomposes device and comprises: described base, plastics front casing, plastics rear casing, reflecting plate, LGP, diffusion sheet, prismatic lens;
Described power line class is decomposed device and is comprised: described power line, data wire;
Described category of glass is decomposed device and is comprised: described glass substrate;
Described light source class is decomposed device and is comprised: described fluorescent tube;
Described circuit board class is decomposed device and is comprised: described hard base printed circuit board, soft base printed circuit board.
2. liquid crystal display (LCD) harmless disassembly method is characterized in that: the method becomes minimized decomposition device with described liquid crystal display disassembling after disassembling processing on the production line, more described minimized decomposition device classification is reclaimed; The described production line of disassembling comprises that complete machine disassembles workspace, liquid crystal panel and disassemble workspace and device and minimize and disassemble the workspace; Described complete machine is disassembled workspace, liquid crystal panel and is disassembled workspace and device and minimize to disassemble between the workspace and connect by conveyer belt; Described liquid crystal display is the notebook computer liquid crystal display;
Described complete machine is disassembled the workspace and is comprised: separate loam cake plastics housing station, detachable base station;
Described liquid crystal panel is disassembled the workspace and is comprised: separating metal housing station, separation backlight station; Separate backlight module station, separation of glasses board unit station;
Described device minimizes to be disassembled the workspace and comprises: the positive surface parts station of detachable base back side part station and detachable base;
Between described each station by the conveyer belt transmission;
The step of this disassembling method is:
A. complete machine is disassembled:
Described notebook computer liquid crystal display is placed described separation loam cake plastics housing station, detachable base station successively, disassemble and obtain loam cake plastics housing, base portion, liquid crystal panel;
The minimized decomposition device that obtains in this step comprises described loam cake plastics housing;
B. liquid crystal panel is disassembled:
Described liquid crystal panel is placed successively described separating metal housing station, separates the backlight station, separates backlight module station, separation of glasses board unit station, disassemble and obtain metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
The minimized decomposition device that obtains in this step comprises described metal outer frame, fluorescent tube, reflecting plate, LGP, diffusion sheet, prismatic lens, glass substrate, soft base printed circuit board;
C. device minimizes and disassembles:
Described base portion is placed detachable base back side part station, separate to obtain battery and containment vessel thereof, memory bar, hard disk drive; The base portion that to process on the part station of the detachable base back side again places the positive surface parts station of detachable base, disassembles to obtain floppy disk, cooling system, CD drive, loudspeaker, power line, base plastics housing; Described cooling system comprises fan, fin;
The minimized decomposition device that obtains in this step comprises described battery and containment vessel thereof, memory bar, hard disk drive, floppy disk, cooling system, CD drive, mainboard, loudspeaker, power line, base plastics housing;
The minimized decomposition device that obtains in the A-C step also comprises screw, nut, data wire;
D. minimized decomposition device reclaims:
Classify as disassembling the minimized decomposition device that obtains: metal species decomposition device, Plastic decomposition device, power line class decomposition device, category of glass are decomposed device, the light source class is decomposed device, circuit board class decomposition device, power supply class decomposition device, driver class decomposition device, preserve respectively;
Described metal species is decomposed device and is comprised: described metal outer frame, screw, nut;
Described Plastic decomposes device and comprises: described loam cake plastics housing, base plastics housing, reflecting plate, LGP, diffusion sheet, prismatic lens, cooling system, loudspeaker;
Described power line class is decomposed device and is comprised: described power line, data wire;
Described category of glass is decomposed device and is comprised: described glass substrate;
Described light source class is decomposed device and is comprised: described fluorescent tube;
Described circuit board class is decomposed device and is comprised: described soft base printed circuit board, memory bar, mainboard;
Described power supply class is decomposed device and is comprised: battery and containment vessel thereof;
Described driver class is decomposed device and is comprised: hard disk drive, floppy disk, CD drive.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009103101126A CN101733268B (en) | 2009-11-20 | 2009-11-20 | Liquid crystal display (LCD) harmless disassembly method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009103101126A CN101733268B (en) | 2009-11-20 | 2009-11-20 | Liquid crystal display (LCD) harmless disassembly method |
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| CN101733268A CN101733268A (en) | 2010-06-16 |
| CN101733268B true CN101733268B (en) | 2013-04-24 |
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| CN102380502A (en) * | 2011-10-19 | 2012-03-21 | 南京环务资源再生科技有限公司 | Black-white CRT (cathode ray tube) screen breaking cleaning system |
| CN107150063A (en) * | 2017-07-11 | 2017-09-12 | 山东大学深圳研究院 | A kind of automatic dismantling and retracting device of keyboard component |
| CN110961879A (en) * | 2019-11-27 | 2020-04-07 | 天津华庆百胜能源有限公司 | Household appliance and liquid crystal display disassembling line |
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| JP2001235718A (en) * | 2000-02-23 | 2001-08-31 | Mitsuo Kamiwano | Method for recycling treatment of liquid crystal panel and system for recycling treatment |
| JP2007089935A (en) * | 2005-09-30 | 2007-04-12 | Nikko Kinzoku Kk | Method for handling scrap game stand |
| CN101209453A (en) * | 2006-12-30 | 2008-07-02 | 财团法人工业技术研究院 | Method and device for detaching reclaimed liquid crystal display |
| JP2009056437A (en) * | 2007-09-03 | 2009-03-19 | Sharp Corp | Dismantling method and dismantling instrument of flat-screen tv |
| JP2009101270A (en) * | 2007-10-22 | 2009-05-14 | Sharp Corp | Fluorescent-tube recovering method, fluorescent-tube separation method, and recycling method of liquid-crystal display device using them |
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- 2009-11-20 CN CN2009103101126A patent/CN101733268B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001235718A (en) * | 2000-02-23 | 2001-08-31 | Mitsuo Kamiwano | Method for recycling treatment of liquid crystal panel and system for recycling treatment |
| JP2007089935A (en) * | 2005-09-30 | 2007-04-12 | Nikko Kinzoku Kk | Method for handling scrap game stand |
| CN101209453A (en) * | 2006-12-30 | 2008-07-02 | 财团法人工业技术研究院 | Method and device for detaching reclaimed liquid crystal display |
| JP2009056437A (en) * | 2007-09-03 | 2009-03-19 | Sharp Corp | Dismantling method and dismantling instrument of flat-screen tv |
| JP2009101270A (en) * | 2007-10-22 | 2009-05-14 | Sharp Corp | Fluorescent-tube recovering method, fluorescent-tube separation method, and recycling method of liquid-crystal display device using them |
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