CN105445983B - A kind of low-power consumption heat-insulation and heat-preservation reinforcement process of LCD module - Google Patents
A kind of low-power consumption heat-insulation and heat-preservation reinforcement process of LCD module Download PDFInfo
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- CN105445983B CN105445983B CN201510878426.1A CN201510878426A CN105445983B CN 105445983 B CN105445983 B CN 105445983B CN 201510878426 A CN201510878426 A CN 201510878426A CN 105445983 B CN105445983 B CN 105445983B
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- heat
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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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
-
- 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
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
Abstract
A kind of low-power consumption heat-insulation and heat-preservation reinforcement process of LCD module, it is characterized in that achieving the purpose that module partial insulation by heat preservation tank on metal structure procapsid and transparent heat-insulated heat preservation optics compound adhesive collective effect.Heat preservation tank of the present invention is located at the quadrangle of metal front, and slot inner surface is in frosting, and thermal insulation material is posted in slot, and thermal conductivity is less than 0.03W/mK；The transparent heat-insulated heat preservation optics compound adhesive is by including Nano-meter SiO_22Made from the components such as aeroge slurry, waterborne acrylic paint, dispersing agent, initiator and other fillers, thermal conductivity is less than 0.09W/mK, and light transmission rate is greater than 97%；The technique can be improved the display quality of module at low temperature, reduce low temperature power consumption, reduce low temperature rate of breakdown.
Description
Technical field
The present invention relates to a kind of LCD technology, the technology of reinforced liquid crystal displays under especially a kind of low-temperature condition,
The low-power consumption heat-insulation and heat-preservation reinforcement process of specifically a kind of LCD module.
Background technique
Thin Film Transistor-LCD (TFT-LCD) needs to have in some special cases to be shown under extreme low temperature
Function.The prior art mainly widens the lowest temperature of low-temperature working by easy installation and reliable heating system, mostly uses
Transparent heats chip technology and preceding panel glass and two kinds of heat protocols of the common heating technique of postposition heating film.It is general at present
Heating film is a kind of light transmission with certain resistivity, thermally conductive, conductive material, ITO be coated on transparent heating sheet again with LCD
Screen fits closely, and ito glass temperature increases to play the role of heating LCD screen when passing through electric current.It is substantially subjected to LCD screen
The heterogeneity limitation of complexity and ITO the heating glass material itself of hardened system internal structure, is only heated by postposition ITO
The heating of glass is unable to reach expected heating effect, and related technical personnel often pass through the combination of multiple heating mode for example
Preceding panel glass heats jointly with postposition heating film, or increases the display effect that the design schemes such as auxiliary heating improve LCD module.
However the mode of above-mentioned expansion LCD operating temperature range includes the modes such as heating design, energy consumption is big, heating group
The lengthy and tedious complexity of power ratio debugging process of conjunction, heating efficiency is low, and heating effect is poor；And existing high-grade LCD is reinforced in module
The visual performance of sunlight and raising LCD anti-vibration, the taken optics compound sticking skill of impact property are improved in order to reduce reflectivity
Art (OPTICAL BONDING), but optics compound sticking transparent adhesive tape, as a kind of optics adhesives, thermal conductivity is relatively
Height, heat insulation effect is poor, is unable to satisfy the requirement that LCD reinforces module insulation.Therefore, a kind of simple process, efficiently section are explored
The LCD that can and be able to satisfy low temperature normal work reinforces the heat-insulation and heat-preservation reinforcement process of module as a research hotspot now.
Summary of the invention
The purpose of the present invention is the problems for heat insulation effect difference existing for existing optics compound sticking technology, provide one
The low-power consumption heat-insulation and heat-preservation reinforcement process of kind LCD module.The invention has the characteristics that energy-efficient, simple controllable, high reliablity,
It can ensure LCD module work quality at low temperature and working efficiency, can be widely applied to the fields such as electronic apparatus technique.
The technical scheme is that
A kind of low-power consumption heat-insulation and heat-preservation reinforcement process of LCD module, feature on metal structure procapsid by increasing
Heat preservation tank and paste heat-preserving material in heat preservation tank and/or by between liquid crystal display and glass coating with a thickness of 0.2 ~
The transparent heat-insulated heat preservation optics compound adhesive of 0.3mm.
The heat preservation tank is located at the quadrangle of metal front, and slot inner surface is in frosting.
Heat preservation the flute length 15 ~ 50mm, wide 5 ~ 20mm, 0.2 ~ 0.5mm of depth.
Glass fibre of the thermal insulation material by diameter less than 4 μm is overlapped to form skeleton, and skeleton gap is less than by partial size
Aeroge compound heat-insulation felt made of the aerogel particle of 100nm is uniformly filled.
The thermal insulation material use using aerogel particle or hollow glass micropearl or hollow ceramic microspheres as core every
Hot coating glue is glutinous to be fitted in heat preservation tank.
The thermal conductivity of the thermal insulation material is less than 0.03W/mK.
The transparent heat-insulated heat preservation optics compound adhesive is by Nano-meter SiO_22Aeroge slurry, divides waterborne acrylic paint
Powder, initiator and other fillers composition, the mass percent of each component are respectively as follows: Nano-meter SiO_22Aeroge slurry 15% ~ 25%,
Waterborne acrylic paint 60% ~ 75%, dispersing agent 2% ~ 5%, initiator 1% ~ 5%, other fillers 1% ~ 3%, the sum of each component are
100%；The Nano-meter SiO_22Aeroge slurry mainly includes that mass fraction is 60% ~ 80% ethyl orthosilicate silica solution, 5% ~ 10%
Infrared light screening agent, 5% ~ 20% reinforcing fiber；The infrared light screening agent is ITO nanometers of indium tin oxide using alcohol as dispersing agent
Alcohol slurry or ITO and TiO2Nano combined alcohol slurry；The reinforcing fiber is transparent quartz fibre, high silicon oxygen fibre
One of dimension, aluminium silicate fiber peacekeeping glass fibre are a variety of；Dispersing agent be n-hexane, hexamethylene, isopropanol, ethyl acetate,
One of toluene, dimethylbenzene are a variety of；The initiator is azodiisobutyronitrile or benzoyl peroxide；Described other
Filler is for reducing the brittle plasticizer of glue-line or for increasing the thickener of glue initial adhesion force, and the plasticizer is adjacent benzene
Diformazan dioctyl phthalate, dioctyl sebacate or phosphate, the thickener are polyvinyl alcohol, polyvinyl butyral or poly- second
Glycol.
The thermal conductivity of the transparent heat-insulated heat preservation optics compound adhesive is less than 0.09W/mK, and light transmission rate is not less than 97%.
Heating power consumption required for module using the preparation of this kind of reinforcement process reduces 30% ~ 60% on the basis of original.
Present invention has the main advantage that
The low-power consumption heat-insulation and heat-preservation reinforcement process that the LCD that the present invention designs reinforces module reinforces the base of module in original LCD
It is heat-insulated to be aided with passively heat preservation tank design and optics compound adhesive while actively heating for the function that partial insulation is increased on plinth
Design reduces or breaks up thermal loss, improves heating effect, reduces heating power consumption, improves the display quality of module at low temperature,
Reduce low temperature rate of breakdown；And reinforcement process is simple to operation, does not change the overall structure that former LCD reinforces module, heat preservation
The processing of slot is efficient and convenient.
The present invention can improve thermal insulation property by increasing heat preservation tank, can also pass through the coating between liquid crystal display and glass
Transparent heat-insulated heat preservation optics compound adhesive improves thermal insulation property, reduces electric energy loss, if realized simultaneously using two methods
Then effect is more preferable for heat preservation.
Detailed description of the invention
Fig. 1 is the heat preservation tank schematic diagram that LCD reinforces module metal front, and diagram 10 is metal front, and 20 be heat preservation tank.
Fig. 2 is the transparent heat-insulated heat preservation optics compound adhesive schematic diagram of liquid crystal display that LCD reinforces module, and diagram 21 is liquid crystal
Display screen, 22 be transparent heat-insulated heat preservation optics compound adhesive, and 23 be glass.
Specific embodiment
Present invention work is further illustrated with reference to the accompanying drawings and examples, it should be understood that these embodiments are merely to illustrate
It the present invention rather than limits the scope of the invention, after the present invention has been read, those skilled in the art are to of the invention each
It is as defined in the appended claims that the modification of kind equivalent form falls within the application.
Embodiment 1
As shown in Figure 1.
A kind of low-power consumption heat-insulation and heat-preservation reinforcement means of LCD module, firstly, respectively processing a guarantor in the quadrangle of metal front
Warm slot carries out frosted processing to inner surface in heat preservation tank and forms frosting；Flute length 15mm, wide 5mm, depth 0.2mm are kept the temperature,
It is secondary, aeroge compound heat-insulation felt is prepared, the skeleton which is overlapped to form by 3 μm of diameter of glass fibre, bone
Frame gap is uniformly filled by the aerogel particle of partial size 100nm, and heat insulation felt thermal conductivity is 0.024W/mK；Third uses
Aeroge compound heat-insulation felt gluing is carried out with heat preservation tank as the insulating moulding coating of core using hollow glass micropearl to be bonded.
Embodiment 2
As shown in Figure 2.
A kind of low-power consumption heat-insulation and heat-preservation reinforcement means of LCD module, it is by between liquid crystal display 21 and glass 23
Coating is realized with a thickness of the transparent heat-insulated heat preservation optics compound adhesive 22 of 0.2 ~ 0.3mm.The transparent heat-insulated heat preservation optics
Compound adhesive 22 is by Nano-meter SiO_22Aeroge slurry, waterborne acrylic paint, dispersing agent, initiator and other fillers composition, respectively
The mass percent of component is respectively as follows: Nano-meter SiO_22Aeroge slurry 15% ~ 25%, waterborne acrylic paint 60% ~ 75%, dispersion
Agent 2% ~ 5%, initiator 1% ~ 5%, other fillers 1% ~ 3%, the sum of each component are 100%；The Nano-meter SiO_22Aeroge slurry master
It to be 60% ~ 80% ethyl orthosilicate silica solution, 5% ~ 10% infrared light screening agent, 5% ~ 20% reinforcing fiber including mass fraction；Institute
The infrared light screening agent stated is ITO nanometers of alcohol slurries of indium tin oxide or ITO and TiO using alcohol as dispersing agent2It is nano combined
Alcohol slurry；The reinforcing fiber is one of transparent quartz fibre, high silica fiber, aluminium silicate fiber peacekeeping glass fibre
Or it is a variety of；Dispersing agent is one of n-hexane, hexamethylene, isopropanol, ethyl acetate, toluene, dimethylbenzene or a variety of；Described
Initiator is azodiisobutyronitrile or benzoyl peroxide；Other described fillers be for reduce the brittle plasticizer of glue-line or
For increasing the thickener of glue initial adhesion force, the plasticizer is dioctyl phthalate, dioctyl sebacate or phosphoric acid
Ester, the thickener are polyvinyl alcohol, polyvinyl butyral or polyethylene glycol.
When it is implemented, the transparent heat-insulated heat preservation optics compound adhesive can also be purchased directly from market or using applicant
Disclosed in entitled " a kind of liquid crystal display transparent heat-insulation adhesive and preparation method thereof " patent of invention applied on the same day
Transparent heat-insulated heat preservation optics compound adhesive is realized.
Embodiment 3
Referring to Fig.1, the low-power consumption heat-insulation and heat-preservation reinforcement means of a kind of LCD module, firstly, respectively adding in the quadrangle of metal front
One heat preservation tank of work carries out frosted processing to inner surface in heat preservation tank and forms frosting；Keep the temperature flute length 15mm, wide 5mm, depth
0.2mm, secondly, preparing aeroge compound heat-insulation felt, which is overlapped to form by 3 μm of diameter of glass fibre
Skeleton, skeleton gap are uniformly filled by the aerogel particle of partial size 95nm, and heat insulation felt thermal conductivity is 0.024W/mK；The
Three, it uses and is bonded aeroge compound heat-insulation felt with heat preservation tank progress gluing using hollow glass micropearl as the insulating moulding coating of core；
Finally, the transparent heat-insulated heat preservation optics that coating a layer thickness is 0.2 ~ 0.3mm between the liquid crystal display and glass plate of LCD module is multiple
Glue is closed, the thermal conductivity of the transparent heat-insulated heat preservation optics compound adhesive is 0.08W/mK, light transmission rate 99%.Transparent heat-insulated heat preservation
Optics compound adhesive can directly purchase the coating for meeting parameter request from market, and the formula of embodiment two can also be used, also can be used
Entitled " a kind of liquid crystal display transparent heat-insulation adhesive and preparation method thereof " the patent of invention institute that applicant applies on the same day
Disclosed transparent heat-insulated heat preservation optics compound adhesive.
Embodiment 4
Referring to Fig.1, a kind of low-power consumption heat-insulation and heat-preservation reinforcement process of LCD module, the heat preservation tank are located at metal front
Quadrangle, slot inner surface be in frosting；Flute length 30mm, wide 15mm, depth 0.5mm are kept the temperature, is posted in warm slot by 2 μm of fibre diameter
It is overlapped to form skeleton, aeroge compound heat-insulation felt made of skeleton gap is uniformly filled as the aerogel particle of partial size 85nm, heat
Conductance is 0.017W/mK；It uses using hollow ceramic microspheres as the insulating moulding coating of core and heat insulation felt and heat preservation tank is subjected to gluing
Fitting；It includes Nano-meter SiO_2 that the liquid crystal display of module, which uses,2The transparent heat-insulated compound glue laminating of heat preservation optics including aeroge slurry,
The thermal conductivity of optical cement is 0.05W/mK, light transmission rate 98%.
Part that the present invention does not relate to such as active heating method and circuit and structure are subject to or be can be used with the prior art
The prior art is realized.
It above are only a limited number of specific embodiments of the invention, but design concept of the invention is not limited to
This, it is all to be made a non-material change to the present invention using this design, it should belong to the behavior for invading the scope of protection of the invention.
But anything that does not depart from the technical scheme of the invention content, according to the technical essence of the invention any shape to the above embodiments
Simple modification, equivalent variations and the remodeling of formula, still fall within the protection scope of technical solution of the present invention.
Claims (2)
1. a kind of low-power consumption heat-insulation and heat-preservation reinforcement process of LCD module, feature between liquid crystal display and glass by applying
Dress is realized with a thickness of the transparent heat-insulated heat preservation optics compound adhesive of 0.2 ~ 0.3mm；The transparent heat-insulated heat preservation optics is compound
Glue is by Nano-meter SiO_22Aeroge slurry, waterborne acrylic paint, dispersing agent, initiator and other fillers composition, each component
Mass percent is respectively as follows: Nano-meter SiO_22Aeroge slurry 15% ~ 25%, waterborne acrylic paint 60% ~ 75%, dispersing agent 2% ~
5%, initiator 1% ~ 5%, other fillers 1% ~ 3%, the sum of each component is 100%；The Nano-meter SiO_22Aeroge slurry mainly wraps
Including mass fraction is 60% ~ 80% ethyl orthosilicate silica solution, 5% ~ 10% infrared light screening agent, 5% ~ 20% reinforcing fiber；Described
Infrared light screening agent is ITO nanometers of alcohol slurries of indium tin oxide or ITO and TiO using alcohol as dispersing agent2Nano combined alcohol slurry
Material；The reinforcing fiber is one of transparent quartz fibre, high silica fiber, aluminium silicate fiber peacekeeping glass fibre or more
Kind；Dispersing agent is one of n-hexane, hexamethylene, isopropanol, ethyl acetate, toluene, dimethylbenzene or a variety of；The initiation
Agent is azodiisobutyronitrile or benzoyl peroxide；Other described fillers are for reducing the brittle plasticizer of glue-line or being used to
Increase the thickener of glue initial adhesion force, the plasticizer is dioctyl phthalate, dioctyl sebacate or phosphate, institute
The thickener stated is polyvinyl alcohol, polyvinyl butyral or polyethylene glycol.
2. reinforcement process according to claim 1, it is characterised in that the heat of the transparent heat-insulated heat preservation optics compound adhesive
Conductance is less than 0.09W/mK, and light transmission rate is not less than 97%.
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| CN106054455A (en) * | 2016-08-10 | 2016-10-26 | 武汉华星光电技术有限公司 | Direct-lit backlight module |
| CN108681173B (en) * | 2018-05-15 | 2021-12-10 | 希腊布莱特公司 | Electrochromic safety glass system with fast switching characteristics |
| CN108957817A (en) * | 2018-06-11 | 2018-12-07 | 中国电子科技集团公司第五十五研究所 | A kind of ultra-thin reinforcing LCD assembly of low cost and its structure |
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| KR200314391Y1 (en) * | 1997-07-31 | 2003-07-16 | 삼성에스디아이 주식회사 | LCD |
| CN102262258A (en) * | 2011-05-27 | 2011-11-30 | 赖钺平 | Thermal insulating plate applied to outdoor Liquid Crystal Display (LCD) display screen |
| CN105481343B (en) * | 2013-08-21 | 2017-12-05 | 航天特种材料及工艺技术研究所 | A kind of method of high-performance multi-layer thin-mat for preparing the high temperature of resistance to moderate and thus obtained material |
| CN204086750U (en) * | 2014-10-23 | 2015-01-07 | 张建中 | For the liquid crystal display under the low temperature environment of pole |
| CN204439979U (en) * | 2014-12-26 | 2015-07-01 | 南京中电熊猫液晶显示科技有限公司 | A kind of liquid crystal indicator |
| CN104898315A (en) * | 2015-05-20 | 2015-09-09 | 上海九山电子科技有限公司 | Transparent liquid crystal display device with thermal insulation function |
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