CN203784737U - Back light source and liquid crystal display device - Google Patents
Back light source and liquid crystal display device Download PDFInfo
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- CN203784737U CN203784737U CN201320230747.7U CN201320230747U CN203784737U CN 203784737 U CN203784737 U CN 203784737U CN 201320230747 U CN201320230747 U CN 201320230747U CN 203784737 U CN203784737 U CN 203784737U
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Abstract
The utility model discloses a back light source and a liquid crystal display device comprising the back light source. A component containing infrared materials is arranged in the back light source. Due to the fact that the component containing the infrared materials is arranged in the back light source, the back light source can emit infrared rays with high penetration and emissive power, after the infrared rays are absorbed by a human body, water molecules in the human body can generate resonance and are activated, binding force between the water molecules is enhanced, protein and other biomacromolecule can be activated, and biological cells are in a high vibration energy level. Due to the resonance effect of the biological cells, far infrared heat can be transmitted to parts deep under the skin of the human body, so that the temperature of the deep layer is raised, generated heat is diffused from inside to outside to enable blood capillaries to be expanded, blood circulation is promoted, metabolism between tissues is enhanced, regeneration capacity of the tissues is enhanced, immunocompetence of the body is improved, and health is facilitated.
Description
Technical field
The utility model relates to liquid crystal technology field, is specifically related to a kind of backlight, liquid crystal indicator.
Background technology
Along with the fast development of Display Technique, people not only require display device can realize the display effects such as high-resolution, high-contrast and high brightness, also the function diversification of display device have been had to further requirement, the recreational and health of for example display device simultaneously.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of backlight, liquid crystal indicator, to send infrared ray.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of backlight, is provided with the assembly that comprises infra-red material in this backlight.The described assembly that comprises infra-red material is infra-red material layer.Described infra-red material layer is arranged on the encapsulating structure of single lamp of described backlight; And/or described infra-red material layer is arranged on the one or both sides on the LGP of described backlight.Described infra-red material layer is arranged on the one or both sides at least one the film material in the film material of described backlight.Described film material comprise following one of at least: reflector plate, diffusion sheet, prism, blast sheet; And/or described prism comprises prism, lower prism, described infra-red material layer is arranged on the one or both sides on described upper prism and/or lower prism.
Further, the assembly that comprises infra-red material described in one of comprises in following assembly at least: reflector plate, lamp, LGP, diffusion sheet, prism, blast sheet, lamp encapsulation structure.
Further, described infra-red material layer is arranged at whole region or the subregion of the one or both sides of at least one assembly in described assembly.
Further, described infra-red material is: the mixture of one or more in charcoal, tourmaline, far-infrared ceramic, jade powder, aluminium oxide, cupric oxide, silver oxide and carborundum.
Further, the particle diameter of described infra-red material is distributed in nanoscale to micron order.
Further, described infra-red material be through the raising of surface modification treatment the infra-red material of heat-exchange capacity, this infra-red material is with the far infrared of high emissivity radiation specific wavelength.
A kind of liquid crystal indicator, comprises liquid crystal cell, also comprises the backlight as above-mentioned record.
Owing to being provided with the assembly that comprises infra-red material in backlight of the present utility model, therefore backlight can send the IR of stronger penetration and radiant force, after IR is absorbed by the body, can make hydrone in human body produce resonance, make water molecule activation, strengthen the adhesion between hydrone, thereby the large biological molecules such as activation of protein make biological cell in high vibration level.Because biological cell produces resonance effects, far infrared heat energy can be delivered to the subcutaneous darker part of human body, therefore deep layer temperature rise, the heat producing distributes from inside to outside, makes telangiectasis, stimulates circulation, strengthen the metabolism between each tissue, increase the power of regeneration of tissue, improve the immunocompetence of body, be conducive to health.Have again, through the infra-red material of surface modification can realize and backlight corresponding component between the optimum Match of compatible and performance, in the situation that not affecting backlight combination property, improve the heat-exchange capacity of infra-red material and backlight and ambient light, radiate the far infrared of specific wavelength through the infra-red material of surface modification with high emissivity.
Brief description of the drawings
Fig. 1 is the principle schematic of the back light source structure of the utility model embodiment;
Description of reference numerals:
1, reflector plate; 2, lamp; 3, LGP; 4, diffusion sheet; 5, lower prism; 6, upper prism; 7, infra-red material layer.
Detailed description of the invention
In actual applications, backlight as shown in Figure 1 can be set, backlight shown in Fig. 1 can comprise at present common reflector plate 1, lamp 2, LGP 3, diffusion sheet 4, lower prism 5, upper prism 6 etc.Wherein, the form of lamp 2 is generally lamp bar, as: LED lamp bar etc.; And, conventionally in single lamp outer setting of composition lamp 2 for lamp encapsulation structures such as encapsulated layers that single lamp of lamp 2 is encapsulated.In backlight shown in Fig. 1, also may comprise the assemblies such as blast sheet, lower prism 5 is referred to as prism with upper prism 6.In the utility model, the liquid crystal indicator that comprises backlight shown in Fig. 1 can be computer monitor, mobile telephone display etc.Certainly, in the backlight in practical application each component relation not necessarily as shown in Figure 1, the utility model is just described as an example of Fig. 1 example.
In backlight shown in Fig. 1, also comprise infra-red material layer 7, infra-red material layer 7 comprises the material (abbreviation infra-red material) that can produce by heat exchange IR, thereby this infra-red material can produce IR by absorbing energy in the time of illumination, and the wavelength of the IR of generation is generally 0.77 μ m～1mm; And the power of IR can be controlled by the particle diameter of the active ingredient of infra-red material and content.
This above-mentioned infra-red material can be: charcoal, tourmaline ([Na, K, Ca] [Mg, F, Mn, Li, Al] 3[Al, Cr, Fe, V] 6[BO3] 3[Si6O1), one or more mixture in far-infrared ceramic, jade powder, aluminium oxide, cupric oxide, silver oxide and carborundum, the particle diameter of infra-red material is distributed in nanoscale to micron order.
As shown in Figure 1, infra-red material layer 7 can arrange (as: coating etc., below also with) on upper prism 6 with respect to the another side of lower prism 5 (go up prism 6 above).Certainly, also infra-red material layer 7 can be arranged to the one side (going up below prism 6) of the prism 5 that faces down on upper prism 6.Visible, infra-red material layer 7 can be arranged on the one or both sides of upper prism 6.In like manner, also infra-red material layer 7 can be arranged on the one or both sides of lower prism 5, that is: infra-red material layer 7 can be arranged on the one or both sides of prism.
In the time of practical application, comprising reflector plate 1, diffusion sheet 4, prism, blast sheet etc. in interior film material, also infra-red material layer 7 can be arranged at least one the film material in described film material, as: infra-red material layer 7 can be arranged on the one or both sides of reflector plate 1, or infra-red material layer 7 is arranged on the one or both sides of diffusion sheet 4, or infra-red material layer 7 is arranged on the one or both sides of blast sheet.
Except this mode above that infra-red material layer 7 is arranged to upper prism 6 shown in Fig. 1, infra-red material layer 7 can also be arranged to the outside of aforesaid single lamp encapsulation structure.
In addition, also infra-red material layer 7 can be arranged to the another side with respect to reflector plate 1 on LGP 3 (be LGP 3 above).Certainly, infra-red material layer 7 can also be arranged to the one side towards reflector plate 1 on LGP 3 (be LGP 3 below).Visible, infra-red material layer 7 can be arranged on the one or both sides of LGP 3.
Have again, for assemblies such as the reflector plate 1 of backlight, lamp 2, LGP 3, diffusion sheet 4, lower prism 5, upper prism 6, brightening pieces, no matter infra-red material layer 7 is arranged in the one side or two sides of any or multiple assemblies, all infra-red material layer 7 can be coated on to whole region or the subregion of the one or both sides of corresponding assembly.
It should be noted that, no matter whether be provided with infra-red material layer 7, all can be in the time producing each assembly of backlight, the infra-red material that infra-red material layer 7 is comprised is entrained in the raw material of at least one assembly, as: the infra-red material that infra-red material layer 7 is comprised one of is entrained in following assembly at least in the raw material of assembly: reflector plate 1, lamp 2, LGP 3, diffusion sheet 4, lower prism 5, upper prism 6, blast sheet, lamp encapsulation structure.
Have again, infra-red material in above-mentioned infra-red material layer 7 can be through surface modification treatment, like this this infra-red material just can and backlight corresponding component between the optimum Match of compatible and performance, in the situation that not affecting backlight combination property, improve the heat-exchange capacity of infra-red material and backlight and ambient light, radiate the far infrared of specific wavelength through the infra-red material of surface modification with high emissivity.The object of described surface modification treatment is to change configuration of surface, the grain boundary structure of described infra-red material, makes it compatible with backlight corresponding construction thereby realize, and does not affect the performance of backlight; The object of surface modification treatment is also configuration of surface, the grain boundary structure by changing described infra-red material simultaneously, thereby changes the activity of infra-red material, improves heat-exchange capacity, with the far infrared of high emissivity radiation specific wavelength.
Can comprise the Process of Surface Modification of infra-red material:
1) infra-red material is ground, disperseed, the infra-red material nano-dispersed solution that acquisition average grain diameter is 1nm～200nm, the main purpose of this step is that infra-red material is carried out to nanometer processing, to obtain the nano particle of infra-red material.This grinding, process for dispersing can be undertaken by the common method of preparation nano material, for example, can adopt conventional lapping device (such as ball mill, sand mill etc.) and dispersant to carry out in organic solvent.The percentage by weight of the infra-red material in this nano-dispersed solution can be 10～15%.
2) will carry out further surface modification through the infra-red material of nanometer processing, the object of this step is to change step 1) in the surface characteristic of nano particle after disperseing, make it compatible with backlight corresponding construction, do not affect the performance of backlight; The object of this step is also by carrying out further surface modification through the infra-red material of nanometer processing simultaneously, thereby changes the activity of infra-red material, improves heat-exchange capacity, with the far infrared of high emissivity radiation specific wavelength.Specifically comprise:
The azo-initiator of such as AMBN, azodiisobutyronitrile, azo two isocapronitriles, ABVN etc. is dissolved in organic solvent stand-by;
The nano-dispersed solution of infra-red material is put into four-hole bottle, it is stirred, is shaken simultaneously the processing such as (frequency is higher than 50Hz) or shake;
Monomers methyl methacrylate, styrene, the solution of maleimide (1: 1～2: 1～2/mol) in organic solvent (monomer: solvent=1: 1～3/vol) are added in above-mentioned four-hole bottle, its middle infrared material accounts for 8～25% of the interior mixed solution gross weight of four-hole bottle, preferably 10～20%, more preferably 12～17%;
The reaction condition that the rear nanoparticle surface characteristic of nanometer processing is carried out in described change is at 35 DEG C～60 DEG C temperature, simultaneously under nitrogen protection, azo-initiator solution is dropwise added in above-mentioned four-hole bottle with the amount of 1～5% the initator based on total monomer weight, under the processing such as stirring, concussion or shake, react 30min～90min;
Described cooling processing is: after reaction finishes, add the organic solvent of 5～10 DEG C to carry out cooling processing, stir until product is cooled to room temperature simultaneously;
After filtration, the solid leaching with above-mentioned organic solvent cleaning three times is dried 5～20min at 70～100 DEG C, obtains the infra-red material of surface modification.
In above step, solvent for use can be one or more in fatty alcohol, glycol ether, ethyl acetate, MEK, methyl iso-butyl ketone (MIBK), monomethyl ether glycol ester, gamma-butyrolacton, propionic acid-3-ether ethyl ester, BC, BC acetate, propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate, cyclohexane, dimethylbenzene, isopropyl alcohol.
In above step, dispersant used is common dispersants, such as BYK410, BYK110, BYK163, BYK161, BYK2000 etc.The percentage by weight that dispersant accounts for nano-dispersed solution is 5%～15%, is preferably 7～12%.
Visible, owing to being provided with the assembly that comprises infra-red material in backlight of the present utility model, therefore backlight can send the IR of stronger penetration and radiant force, after IR is absorbed by the body, can make hydrone in human body produce resonance, make water molecule activation, strengthen the adhesion between hydrone, thereby the large biological molecules such as activation of protein, make biological cell in high vibration level.Because biological cell produces resonance effects, far infrared heat energy can be delivered to the subcutaneous darker part of human body, therefore deep layer temperature rise, the heat producing distributes from inside to outside, makes telangiectasis, stimulates circulation, strengthen the metabolism between each tissue, increase the power of regeneration of tissue, improve the immunocompetence of body, be conducive to health.In like manner, in the liquid crystal indicator that comprises described backlight of the present utility model, backlight can send IR to liquid crystal indicator outside, and therefore described liquid crystal indicator is conducive to health, also can alleviate electromagnetic radiation to healthy impact as far as possible.Have again, through the infra-red material of modification can realize and backlight corresponding component between the optimum Match of compatible and performance, in the situation that not affecting backlight combination property, improve the heat-exchange capacity of infra-red material and backlight and ambient light, radiate the far infrared of specific wavelength through the infra-red material of surface modification with high emissivity.
The above, be only preferred embodiment of the present utility model, is not intended to limit protection domain of the present utility model.
Claims (8)
1. a backlight, is characterized in that, is provided with the assembly that comprises infra-red material in this backlight, described in comprise infra-red material assembly be infra-red material layer,
Described infra-red material layer is arranged on the encapsulating structure of single lamp of described backlight; And/or,
Described infra-red material layer is arranged on the one or both sides on the LGP of described backlight; Or,
Described infra-red material layer is arranged on the one or both sides at least one the film material in the film material of described backlight.
2. backlight according to claim 1, is characterized in that,
Described film material comprise following one of at least: reflector plate, diffusion sheet, prism, blast sheet; And/or,
Described prism comprises prism, lower prism, and described infra-red material layer is arranged on the one or both sides on described upper prism and/or lower prism.
3. backlight according to claim 1 and 2, is characterized in that, described in comprise infra-red material assembly one of comprise in following assembly at least: reflector plate, lamp, LGP, diffusion sheet, prism, blast sheet, single lamp encapsulation structure.
4. backlight according to claim 3, is characterized in that, described infra-red material layer is arranged at whole region or the subregion of the one or both sides of at least one assembly in described assembly.
5. backlight according to claim 1, is characterized in that, described infra-red material is: the mixture of one or more in charcoal, tourmaline, far-infrared ceramic, jade powder, aluminium oxide, cupric oxide, silver oxide and carborundum.
6. backlight according to claim 1, is characterized in that, the particle diameter of described infra-red material is distributed in nanoscale to micron order.
7. backlight according to claim 1, is characterized in that, described infra-red material be through the raising of surface modification treatment the infra-red material of heat-exchange capacity, this infra-red material is with the far infrared of high emissivity radiation specific wavelength.
8. a liquid crystal indicator, comprises liquid crystal cell, it is characterized in that, also comprises the backlight as described in claim 1 to 7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320230747.7U CN203784737U (en) | 2013-04-28 | 2013-04-28 | Back light source and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320230747.7U CN203784737U (en) | 2013-04-28 | 2013-04-28 | Back light source and liquid crystal display device |
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| Publication Number | Publication Date |
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| CN203784737U true CN203784737U (en) | 2014-08-20 |
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| CN201320230747.7U Expired - Lifetime CN203784737U (en) | 2013-04-28 | 2013-04-28 | Back light source and liquid crystal display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121521A (en) * | 2013-04-28 | 2014-10-29 | 北京京东方光电科技有限公司 | Backlight source, liquid crystal display device and infrared material surface modification method |
| CN110320707A (en) * | 2019-07-04 | 2019-10-11 | 深圳市思坦科技有限公司 | A kind of Backlight source and liquid crystal display device |
| CN115995221A (en) * | 2023-03-23 | 2023-04-21 | 惠科股份有限公司 | Display device and electronic equipment |
| CN116052613A (en) * | 2023-03-23 | 2023-05-02 | 惠科股份有限公司 | Display device driving method, display device and electronic equipment |
| CN116520611A (en) * | 2023-03-23 | 2023-08-01 | 惠科股份有限公司 | Display device and electronic apparatus |
-
2013
- 2013-04-28 CN CN201320230747.7U patent/CN203784737U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121521A (en) * | 2013-04-28 | 2014-10-29 | 北京京东方光电科技有限公司 | Backlight source, liquid crystal display device and infrared material surface modification method |
| CN104121521B (en) * | 2013-04-28 | 2016-06-08 | 北京京东方光电科技有限公司 | A kind of backlight, liquid crystal indicator and infra-red material surface modifying method |
| CN110320707A (en) * | 2019-07-04 | 2019-10-11 | 深圳市思坦科技有限公司 | A kind of Backlight source and liquid crystal display device |
| CN115995221A (en) * | 2023-03-23 | 2023-04-21 | 惠科股份有限公司 | Display device and electronic equipment |
| CN116052613A (en) * | 2023-03-23 | 2023-05-02 | 惠科股份有限公司 | Display device driving method, display device and electronic equipment |
| CN116520611A (en) * | 2023-03-23 | 2023-08-01 | 惠科股份有限公司 | Display device and electronic apparatus |
| US12109431B1 (en) | 2023-03-23 | 2024-10-08 | HKC Corporation Limited | Display apparatus driving method, display apparatus, and electronic device |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140820 |
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| CX01 | Expiry of patent term |