CN104793369A - Equipment used for separating and recovering glass and polaroid of waste liquid crystal display - Google Patents
Equipment used for separating and recovering glass and polaroid of waste liquid crystal display Download PDFInfo
- Publication number
- CN104793369A CN104793369A CN201510203732.5A CN201510203732A CN104793369A CN 104793369 A CN104793369 A CN 104793369A CN 201510203732 A CN201510203732 A CN 201510203732A CN 104793369 A CN104793369 A CN 104793369A
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- Prior art keywords
- polaroid
- feeder
- glass
- separating tank
- opening
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1313—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells specially adapted for a particular application
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133331—Cover glasses
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The invention discloses equipment used for separating and recovering glass and polaroids of a waste liquid crystal display. The equipment comprises a water storage tank, a water injection pipe, a motor, a main separation tank, a stirrer, a polaroid enrichment tank, a glass collection tank, a polaroid collection tank and a horizontal platform face. On the foundation of keeping physicochemical characteristics of materials, the equipment achieves separation and recovery of the glass and the polaroids based on difference of physical characteristics of materials and under the action of a separating medium. The separating medium is tap water, is clean and is recycling. The equipment has the advantages of being environmentally friendly, efficient, flexible, easy and convenient to operate, low in investment cost, small in occupied space and the like, thereby being suitable for resource recycling of the glass and the polaroids of the waste liquid crystal display.
Description
Technical field
The invention belongs to environmental protection technical field, relate to electron wastes treatment facility, particularly relating to resource separation and recovery from waste liquid crystal displays has the physical processing apparatus of valency material, is applicable to the recycling treatment of waste liquid LCD panel.
Background technology
Along with the widespread use of LCDs in each class of electronic devices and the end of product using function, a large amount of electronic equipment containing LCDs enters waste stream and urgently processes.Waste liquid crystal displays is as directly abandoned in environment without rationally disposing, and in it, the contained material such as liquid crystal and heavy metal easily threatens to environmental and human health impacts; Simultaneously in LCDs also containing resourcebility regrown materiaves such as plastics, glass, indium metal, directly discarded is also a kind of waste of resource, and therefore how scientific and effective process waste liquid crystal displays has become more and more important social and environmental problems.
Current in the treatment technology of LCDs, burn and be widely used for separation and recovery and the resource recovery of carrying out the material such as organism and glass with the chemical technology such as pyrolysis, also easily while consuming mass energy bring secondary pollution to environment.If avoid chemical technology, carry out being separated and reclaiming and realize equipment of organism and glass in LCDs by the physical technique researching and developing more clean and effective, effectively can reduce secondary pollution and greatly promote the development of waste liquid crystal displays process industry.
Summary of the invention
In order to solve the problem, the present invention proposes a kind of equipment for separating of reclaiming waste liquid crystal displays glass and polaroid, this equipment adopts physical method to realize clean separation and the recovery of glass and polaroid, can industrial applications, have that efficiency is high, energy consumption is low, save man-hour, free of contamination feature.
The invention provides a kind of equipment for separating of reclaiming waste liquid crystal displays glass and polaroid, it comprises cistern, water injection pipe, motor, main separating tank, stirrer, polaroid enrichment groove, glass feeder, polaroid feeder and level table; One end of described water injection pipe is placed in described cistern, and the other end is placed in described main separating tank, and described water injection pipe is connected with described motor, and during use, under motor effect, water enters main separating tank from cistern by water injection pipe; Described main separating tank and polaroid enrichment groove are arranged side by side, and both are open at both ends structure wide at the top and narrow at the bottom, and upper end is charging aperture, and lower end is discharging opening; Above the discharging opening of described main separating tank, the first switch is set, for controlling outflow or the storage of material and water; The top position, side of main separating tank arranges the first opening, and the discharging opening top position of described polaroid feeder arranges permeable mesh screen and second switch, and described second switch is for controlling the opening and closing of permeable mesh screen; The top position, side of described polaroid feeder arranges the second opening, and the height of described second opening is lower than the first opening, and the second opening is connected by pipeline with the first opening; Described stirrer is positioned at main separating tank; Described glass feeder, polaroid feeder are placed in immediately below the discharging opening of main separating tank and polaroid enrichment groove respectively, are permeable net sieve structure bottom it; The below of described glass feeder, polaroid feeder is level table, it is cistern below level table, cistern is semi-closed structure, and described table top is provided with two and crosses water sieve face, crosses water sieve face size shape and adapts with the bottom of glass feeder, polaroid feeder respectively.
In the present invention, described device separates used medium is tap water, cleans and is easy to get and can be recycled.
In the present invention, described main separating tank and polaroid enrichment groove are anchored on support and base respectively by the circular steel ring of respective diameters size.
In the present invention, the aperture of the permeable mesh screen in described polaroid enrichment groove is less than 0.5mm, and its size is less than material size.
In the present invention, the permeable net mesh size bottom described glass feeder, polaroid feeder is less than 0.5mm, and its size is less than material size.
In the present invention, described cistern is arranged 2 openings, the water sieve face of crossing on its openings of sizes and level table adapts.
In the present invention, the level table above described cistern is removable table top.
Beneficial effect of the present invention is: it can solve glass and the problem such as the rare physical technique of polaroid separation and recovery, shortcoming specialty separation equipment in the development of existing treatment industry.This device structure is simple, is skillfully constructed; Separating medium adopts water, and water can recycle, and energy consumption is low, and cost is low, and separation efficiency is high.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the embodiment of the present invention.
Fig. 2 is the structure vertical view of embodiment of the present invention separating tank.
Number in the figure: 1-stirrer; 2-water injection pipe; 3-motor; 4-level table; 5-cistern; 6-support and base; The main separating tank of 10-; 11-polaroid enrichment groove; 12-glass feeder; 13-polaroid feeder.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.
As shown in Figure 1, the embodiment of the present invention comprises main separating tank 10, polaroid enrichment groove 11, stirrer 1, water injection pipe 2, motor 3, glass feeder 12, polaroid feeder 13, level table 4, cistern 5, support and base 6.
Main separating tank 10 is main body separating tank, material to be separated is that separating medium is separated with tap water in this groove, in detachment process, glass is mainly distributed in bottom main separating tank 10, and polaroid to be suspended in water body and to be flowed in polaroid enrichment groove 11 via connecting pipe by the first opening part above cell body with current.Arrange the first switch above the discharging opening of main separating tank 10, the first switch is for controlling storage or the discharging of material and separating medium.
Polaroid enrichment groove 11, realizes being separated of polaroid and separating medium (water) by the second switch permeable mesh screen (as shown in Figure 2) controlled bottom cell body, and in cell body enrichment polaroid.
Main separating tank 10 and polaroid enrichment groove 11 are arranged side by side, and are connected by the connecting pipe of top open part, and are anchored on support and base 6 by the circular steel ring of respective diameters size respectively.
Water injection pipe 2 one end is positioned at main separating tank 10, and its height is lower than first open height on main separating tank 10 top, and the other end is placed in below the interior water surface of cistern 5, and water velocity and the water yield are controlled by motor 3.
Motor 3 is connected with water injection pipe 2, for controlling water velocity and water injection rate.
Stirrer 1 is placed in main separating tank 10, and itself and main separating tank 10 distance from bottom are less than material bed height, the speed of agitator controllable of stirrer 1.
Glass feeder 12 and polaroid feeder 13 are respectively used to collect the glass that has been separated and polaroid, it is permeable net sieve structure bottom two feeders, namely bottom is made up of the mesh screen with pervious function, ensure permeable in collection material process, the aperture of bottom mesh screen is less than 0.5mm, is less than material particles particle diameter.
Level table 4 is positioned at the below of glass feeder 12 and polaroid feeder 13, what level table 4 has certain area crosses water sieve face, two compass screen surface sizes feeder different from two respectively measure-alike, for placing different feeder, i.e. glass feeder 12 and polaroid feeder 13; When level table 4 is removable table top, feeder can be transferred to after treating feeder collection material and specifies rewinding position.
Cistern 5 is semiclosed pond, for storing separating medium tap water, cistern 5 store up tap water motor 3 act under enter in main separating tank 10 and polaroid enrichment groove 11 through water injection pipe 2, and returning cistern 5 via the lower end discharging opening of main separating tank 10 and polaroid enrichment groove 11, the water in cistern 5 repetitive cycling can be used for feed separation.
As from the foregoing, the present embodiment has following characteristics:
By density and the volume difference of glass and polaroid particle, its suffered buoyancy difference in separating medium is utilized to realize effectively being separated, separating medium tap water is clean to be easy to get and to recycle in separation cell body and cistern 5 at device separates operation process, produce without waste water, waste gas, useless dirt, environmental protection.
Equipment operating flexible and convenient, take up room little and cost of investment is low, be applicable to all kinds of waste liquid crystal displays broken materials of particle diameter within the scope of 0.5-1.0mm, and can according to concrete material characteristic, technical parameter such as adjustment current rate of injection and stirrer speed of agitator etc. realizes efficient separation.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates not to be only.Within the scope of the present invention all or be all included in the invention being equal to the change in the scope of the invention.
Claims (6)
1., for separating of the equipment reclaiming waste liquid crystal displays glass and polaroid, it is characterized in that, it comprises cistern, water injection pipe, motor, main separating tank, stirrer, polaroid enrichment groove, glass feeder, polaroid feeder and level table
;one end of described water injection pipe is placed in described cistern, and the other end is placed in described main separating tank, and described water injection pipe is connected with described motor, and during use, under motor effect, water enters main separating tank from cistern by water injection pipe; Described main separating tank and polaroid enrichment groove are arranged side by side, and both are open at both ends structure wide at the top and narrow at the bottom, and upper end is charging aperture, and lower end is discharging opening; Above the discharging opening of described main separating tank, the first switch is set, for controlling outflow or the storage of material and water; The top position, side of main separating tank arranges the first opening, and the discharging opening top position of described polaroid feeder arranges permeable mesh screen and second switch, and described second switch is for controlling the opening and closing of permeable mesh screen; The top position, side of described polaroid feeder arranges the second opening, and the height of described second opening is lower than the first opening, and the second opening is connected by pipeline with the first opening; Described stirrer is positioned at main separating tank; Described glass feeder, polaroid feeder are placed in immediately below the discharging opening of main separating tank and polaroid enrichment groove respectively, are permeable net sieve structure bottom it; The below of described glass feeder, polaroid feeder is level table, it is cistern below level table, cistern is semi-closed structure, and described table top is provided with two and crosses water sieve face, crosses water sieve face size shape and adapts with the bottom of glass feeder, polaroid feeder respectively.
2. equipment as claimed in claim 1, is characterized in that: described main separating tank and polaroid enrichment groove are respectively by being anchored on support and base.
3. equipment as claimed in claim 1, is characterized in that: in described polaroid enrichment groove, the aperture of permeable mesh screen is less than 0.5 mm.
4. equipment as claimed in claim 1, is characterized in that: the permeable net mesh size bottom described glass feeder, polaroid feeder is less than 0.5 mm.
5. equipment as claimed in claim 1, is characterized in that: described cistern is arranged 2 openings, and the water sieve face of crossing on its openings of sizes and table top adapts.
6. equipment as claimed in claim 1, is characterized in that: the level table above described cistern is removable table top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510203732.5A CN104793369B (en) | 2015-04-27 | 2015-04-27 | A kind of equipment for separating and recovering waste liquid crystal displays glass and polaroid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510203732.5A CN104793369B (en) | 2015-04-27 | 2015-04-27 | A kind of equipment for separating and recovering waste liquid crystal displays glass and polaroid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104793369A true CN104793369A (en) | 2015-07-22 |
| CN104793369B CN104793369B (en) | 2017-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510203732.5A Active CN104793369B (en) | 2015-04-27 | 2015-04-27 | A kind of equipment for separating and recovering waste liquid crystal displays glass and polaroid |
Country Status (1)
| Country | Link |
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| CN (1) | CN104793369B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369043A (en) * | 2019-08-13 | 2019-10-25 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | A kind of glass separation and recovery equipment and recovery method for cullet photovoltaic module |
| CN113325616A (en) * | 2021-05-31 | 2021-08-31 | 南京万舟发机电科技有限公司 | Method and device for separating polaroid and glass substrate of waste liquid crystal display screen |
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| CN101690936A (en) * | 2009-10-16 | 2010-04-07 | 清华大学 | Resourceful treatment method of waste thin film transistor liquid crystal monitor |
| JP2011167661A (en) * | 2010-02-22 | 2011-09-01 | Sharp Corp | Recycling method of thin-type panel |
| CN102671912A (en) * | 2012-04-20 | 2012-09-19 | 宁波中一石化科技有限公司 | Oxidation regeneration device and method for caustic sludge containing NaSR |
| CN103157646A (en) * | 2011-12-14 | 2013-06-19 | 深圳市格林美高新技术股份有限公司 | Comprehensive treatment method for waste liquid crystal display |
| CN103331295A (en) * | 2012-04-24 | 2013-10-02 | 合肥工业大学 | Industrialized recovery method and apparatus of waste liquid crystal display glass panel |
| CN103923669A (en) * | 2014-04-02 | 2014-07-16 | 上海交通大学 | Integrated type vacuum pyrolysis recycling device for liquid crystal and polarizing films in waste liquid crystal panel |
-
2015
- 2015-04-27 CN CN201510203732.5A patent/CN104793369B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101690936A (en) * | 2009-10-16 | 2010-04-07 | 清华大学 | Resourceful treatment method of waste thin film transistor liquid crystal monitor |
| JP2011167661A (en) * | 2010-02-22 | 2011-09-01 | Sharp Corp | Recycling method of thin-type panel |
| CN103157646A (en) * | 2011-12-14 | 2013-06-19 | 深圳市格林美高新技术股份有限公司 | Comprehensive treatment method for waste liquid crystal display |
| CN102671912A (en) * | 2012-04-20 | 2012-09-19 | 宁波中一石化科技有限公司 | Oxidation regeneration device and method for caustic sludge containing NaSR |
| CN103331295A (en) * | 2012-04-24 | 2013-10-02 | 合肥工业大学 | Industrialized recovery method and apparatus of waste liquid crystal display glass panel |
| CN103923669A (en) * | 2014-04-02 | 2014-07-16 | 上海交通大学 | Integrated type vacuum pyrolysis recycling device for liquid crystal and polarizing films in waste liquid crystal panel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369043A (en) * | 2019-08-13 | 2019-10-25 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | A kind of glass separation and recovery equipment and recovery method for cullet photovoltaic module |
| CN113325616A (en) * | 2021-05-31 | 2021-08-31 | 南京万舟发机电科技有限公司 | Method and device for separating polaroid and glass substrate of waste liquid crystal display screen |
| CN113325616B (en) * | 2021-05-31 | 2022-11-08 | 南京万舟发机电科技有限公司 | Method and device for separating polaroid and glass substrate of waste liquid crystal display screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104793369B (en) | 2017-09-12 |
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