CN112255837A - Low-power-consumption blue-light-proof ultra-light thin backlight module - Google Patents
Low-power-consumption blue-light-proof ultra-light thin backlight module Download PDFInfo
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- CN112255837A CN112255837A CN202011209097.9A CN202011209097A CN112255837A CN 112255837 A CN112255837 A CN 112255837A CN 202011209097 A CN202011209097 A CN 202011209097A CN 112255837 A CN112255837 A CN 112255837A
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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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention relates to the technical field of ultra-light and thin backlight modules, in particular to a low-power-consumption blue-light-prevention ultra-light and thin backlight module, which is characterized in that one end of a first back plate is uniformly provided with a connecting groove, the inside of the first back plate is communicated with the connecting groove and provided with a tapered clamping groove, and a connecting column integrally formed with a second back plate is placed inside the connecting groove, so that the brightness is improved, and the power consumption is reduced: the loss in the light transmission process is reduced through the one-time path transmission of the light path; thinning: the reverse structure and the diffusion particles are combined to form a composite membrane design structure, so that the number of parts can be effectively reduced, the thickness of a module can be reduced, and the ultra-thinness can be realized; and (3) lightening: the utilization ratio of light promotes by a wide margin, reduces LED quantity and battery SIZE, reduces membrane material quantity in step, effectively reduces product weight, also reduces the material cost of being shaded simultaneously.
Description
Technical Field
The invention relates to the technical field of ultra-light and thin backlight modules, in particular to a low-power-consumption blue-light-proof ultra-light and thin backlight module.
Background
With the continuous development of the liquid crystal display technology [1], the application field of the liquid crystal display, especially the color liquid crystal display, is also continuously widened, pulled by the market of the liquid crystal display, the backlight industry presents a prosperous scene, the LCD is a non-luminous display device, the display function can be achieved only by the backlight, the quality of the backlight performance can directly influence the display quality of the LCD, besides, the cost of the backlight accounts for 3-5% of the LCD module, the consumed power accounts for 75% of the module, so to speak, the components of the LCD module, which are important, the LCD with high definition and large size, must have high performance backlight technology to match with it, therefore, as the LCD industry tries to develop new application fields, the high performance (such as high brightness, low cost, low power consumption, light weight, etc.) of the backlight technology also plays a role as a rear assistant.
The conventional backlight module comprises a rubber frame, a back plate, a film material, a light bar, an LGP (light-emitting diode), an adhesive tape and the like, wherein the film material group is an indispensable reflection part in the backlight module and an important part for improving the optical utilization rate; the low cost of market trend more and more now, prevent blue light, the slimming, the lightweight through reducing membrane material quantity, can effectively reduce product weight, also reduces the material cost of being shaded simultaneously.
Disclosure of Invention
The invention aims to provide a low-power-consumption blue-light-proof ultra-light thin backlight module to solve the problems of thicker backlight module, loss in light transmission and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a low-power-consumption blue-light-proof ultra-light thin backlight module is characterized in that one end of a first back plate is uniformly provided with connecting grooves, the inner part of the first back plate is communicated with the connecting grooves to be provided with conical clamping grooves, connecting columns integrally formed with a second back plate are placed in the connecting grooves, one end of each connecting column is provided with a placing groove, one end of each connecting column is provided with a retention rubber block connected with glue, one side of the inner end of each retention rubber block is provided with a containing groove, one end of a retention spring is placed in the containing groove, an anti-deformation support is arranged in the first back plate, a glue frame is arranged at the upper end of the first back plate, a clamping plate groove is formed in the upper side of one end of the glue frame, an integrally formed locating plate is arranged in the middle side of one end of the glue frame, a locating groove is formed in the middle side of the upper end of the first back, and glue frame one end upside and set up the fixed sticky tape of second, first backplate upper end sets up the reflector plate, and the reflector plate upper end sets up the light guide plate, the light guide plate upper end sets up synthetic diaphragm, and sets up the panel above synthetic diaphragm.
Preferably, the maximum diameter of the opening of the tapered clamping groove is larger than the diameter of the connecting groove, a circular groove is arranged between the tapered clamping groove and the connecting groove and is in through connection, and the depth of the circular groove is one fifth of that of the tapered clamping groove.
Preferably, the rubber cylinder of integrated into one piece is set up to maintenance rubberblock one side, and the rubber cylinder cover is on the spliced pole, and the holding tank of maintenance rubberblock inside is corresponding with the standing groove.
Preferably, the two sides of the middle end of the positioning plate are symmetrically provided with grooves, the depth of each groove is one third of the width of the positioning plate, and the grooves in the positioning plate correspond to the protruding parts on the two sides of one end of the locking clamping plate.
Preferably, the screens groove sets up to run through the constant head tank and sets up, and the width that screens groove is close to constant head tank one end is greater than the width of constant head tank.
Preferably, one end of the synthetic membrane is arranged in the clamping plate groove, a second fixing adhesive tape is arranged at the upper end of the synthetic membrane, and the synthetic membrane is provided with coating particles, polyester resin and resin layer materials.
Compared with the prior art, the invention has the beneficial effects that:
1. improve luminance, reduce the power consumption: the loss in the light transmission process is reduced through the one-time path transmission of the light path;
2. thinning: the reverse structure and the diffusion particles are combined to form a composite membrane design structure, so that the number of parts can be effectively reduced, the thickness of a module can be reduced, and the ultra-thinness can be realized;
3. and (3) lightening: the utilization ratio of light promotes by a wide margin, reduces LED quantity and battery SIZE, reduces membrane material quantity in step, effectively reduces product weight, also reduces the material cost of being shaded simultaneously.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a perspective view of a back plate according to the present invention;
FIG. 3 is a schematic half-sectional perspective view of the first back plate of the present invention;
FIG. 4 is a perspective view of the connecting column of the present invention;
FIG. 5 is a perspective view of the plastic frame of the present invention;
FIG. 6 is a perspective view of the position of the locking slot of the present invention;
FIG. 7 is a schematic view of the composite film material assembly of the present invention.
In the figure: the first back plate 1, the second back plate 2, the connecting groove 3, the tapered clamping groove 4, the connecting column 5, the placing groove 6, the retention rubber block 7, the containing groove 8, the retention spring 9, the deformation-preventing bracket 10, the rubber frame 11, the clamping plate groove 12, the positioning plate 13, the positioning groove 14, the clamping groove 15, the locking clamping plate 16, the first fixing adhesive tape 17, the second fixing adhesive tape 18, the reflector plate 19, the light guide plate 20, the synthetic membrane 21, the panel 22, the coating particles 211, the polyester resin 212 and the resin layer 213.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: one end of a first back plate 1 is uniformly provided with connecting grooves 3, the first back plate 1 and an anti-deformation support 10 are integrally manufactured by a mould, two sides of the first back plate 1 are convexly arranged and integrally formed with the first back plate 1, a tapered clamping groove 4 is arranged in the through connecting groove 3 in the first back plate 1, the maximum diameter of the opening of the tapered clamping groove 4 is larger than the diameter of the connecting groove 3, a circular groove is arranged between the tapered clamping groove 4 and the connecting groove 3 and is in through connection, the depth of the circular groove is one fifth of that of the tapered clamping groove 4, a connecting column 5 integrally formed with a second back plate 2 is arranged in the connecting groove 3, the anti-deformation support 10 is arranged in the second back plate 2 and is equal to the first back plate 1, one end of the connecting column 5 is provided with a placing groove 6, one end of the connecting column 5 is provided with a retention rubber block 7 in adhesive connection, one, the holding groove 8 in the retention rubber block 7 corresponds to the placing groove 6, one side of the inner end of the retention rubber block 7 is provided with the holding groove 8, one end of a retention spring 9 is placed in the placing groove 6, the first back plate 1 is internally provided with an anti-deformation support 10, the upper end of the first back plate 1 is provided with a rubber frame 11, the upper side of the end of the frame is provided with a clamping plate groove 12, the middle side of one end of the rubber frame 11 is provided with an integrally formed positioning plate 13, two sides of the middle end of the positioning plate 13 are symmetrically provided with grooves, the depth of the grooves is one third of the width of the positioning plate 13, the grooves on the positioning plate 13 correspond to two side convex parts of one end of a locking clamping plate 16, the middle side of the upper end of the first back plate 1 is provided with the positioning groove 14, the middle side of the upper end of the first back plate 1 is provided with the clamping groove 15, the clamping groove 15 is provided with, glue frame 11 lower extreme and set up first fixed sticky tape 17, and glue frame 11 one end upside and set up second fixed sticky tape 18, first backplate 1 upper end sets up reflector plate 19, and the reflector plate 19 upper end sets up light guide plate 20, the light guide plate 20 upper end sets up synthetic diaphragm 21, synthetic diaphragm 21 one end sets up in cardboard groove 12, second fixed sticky tape 18 is placed to synthetic diaphragm 21 upper end, and synthetic diaphragm 21 is provided with coating particle 211, polyester resin 212 and resin layer 213 material, and synthetic diaphragm 21 top sets up panel 22.
The working principle is as follows: the toughness of the first back plate 1 and the second back plate 2 can be respectively improved by utilizing the anti-deformation support 10, the production performance of the whole back plate is improved by utilizing the first back plate 1 and the second back plate 2, the fixing rubber block 7 is further fed and clamped in the tapered clamping groove 4 by utilizing the connecting column 5 and the fixing spring 9, the locking clamping plate 16 is further clamped in the clamping groove 15 by utilizing the locking clamping plate 16 in order to ensure that the rubber frame 11 is not easy to fall off, the positioning plate 13 at one end of the rubber frame 11 is clamped in the positioning groove 14, one end of the rubber frame 11 is tightly attached to the first back plate 1, the protruding parts at two sides of the locking clamping plate 16 are clamped in the positioning plate 13, the further reflector plate and the light guide plate 20 are positioned and fixed by utilizing the first fixing adhesive tape 17, one end of the synthetic membrane 21 is inserted into the clamping groove 12, the synthetic membrane 21 is further fixed by utilizing the second fixing adhesive tape, further, under the action of the total reflection characteristic of the synthetic diaphragm 21 and the manufacture of special materials, one synthetic diaphragm can represent the optical characteristics of more than three brightness enhancement films, further under the action of the light guide plate 20, a light source enters, and meanwhile, the light with the bottom surface exposed is reflected back to the light guide plate 20 by the reflecting sheet 19, so that the utilization efficiency of the light is improved, and further under the action of the synthetic diaphragm 21, the light is more effectively represented on the panel 22.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a thin backlight unit of blue light ultralight is prevented to low-power consumption, includes first backplate (1), second backplate (2), its characterized in that: the connecting groove (3) is uniformly formed in one end of the first backboard (1), the tapered clamping groove (4) is formed in the through connecting groove (3) in the first backboard (1), the connecting column (5) integrally formed with the second backboard (2) is placed in the connecting groove (3), the placing groove (6) is formed in one end of the connecting column (5), the fixing rubber block (7) connected with glue is arranged at one end of the connecting column (5), the containing groove (8) is formed in one side of the inner end of the fixing rubber block (7), one end of the fixing spring (9) is placed in the placing groove (6), the anti-deformation support (10) is arranged in the first backboard (1), the rubber frame (11) is arranged at the upper end of the first backboard (1), the clamping plate groove (12) is formed in the upside of the end of the frame, the positioning plate (13) integrally formed in the middle side of one end of the rubber frame (11), the positioning groove (14) is formed in the middle side, and clamping groove (15) are seted up to first backplate (1) upper end mid side, inside locking cardboard (16) that sets up in clamping groove (15), it sets up first fixed sticky tape (17) to glue frame (11) lower extreme, and glues frame (11) one end upside and set up second fixed sticky tape (18), first backplate (1) upper end sets up reflector plate (19), and reflector plate (19) upper end sets up light guide plate (20), light guide plate (20) upper end sets up synthetic diaphragm (21), and sets up panel (22) above synthetic diaphragm (21).
2. The low-power blue-light-proof ultra-light thin backlight module as claimed in claim 1, wherein: the maximum diameter of the opening of the conical clamping groove (4) is larger than the diameter of the connecting groove (3), a circular groove is arranged between the conical clamping groove (4) and the connecting groove (3) to be connected in a penetrating mode, and the depth of the circular groove is one fifth of that of the conical clamping groove (4).
3. The low-power blue-light-proof ultra-light thin backlight module as claimed in claim 1, wherein: the rubber cylinder is integrally formed on one side of the retention rubber block (7), the rubber cylinder is sleeved on the connecting column (5), and the accommodating groove (8) in the retention rubber block (7) corresponds to the placing groove (6).
4. The low-power blue-light-proof ultra-light thin backlight module as claimed in claim 1, wherein: the middle end of the positioning plate (13) is symmetrically provided with grooves at two sides, the depth of each groove is one third of the width of the positioning plate (13), and the grooves in the positioning plate (13) correspond to the protruding parts at two sides of one end of the locking clamping plate (16).
5. The low-power blue-light-proof ultra-light thin backlight module as claimed in claim 1, wherein: the clamping groove (15) is arranged to penetrate through the positioning groove (14), and the width of one end, close to the positioning groove (14), of the clamping groove (15) is larger than that of the positioning groove (14).
6. The low-power blue-light-proof ultra-light thin backlight module as claimed in claim 1, wherein: one end of the synthetic membrane (21) is arranged in the clamping plate groove (12), a second fixing adhesive tape (18) is arranged at the upper end of the synthetic membrane (21), and the synthetic membrane (21) is provided with coating particles (211), polyester resin (212) and resin layer (213) materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011209097.9A CN112255837A (en) | 2020-11-03 | 2020-11-03 | Low-power-consumption blue-light-proof ultra-light thin backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011209097.9A CN112255837A (en) | 2020-11-03 | 2020-11-03 | Low-power-consumption blue-light-proof ultra-light thin backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112255837A true CN112255837A (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011209097.9A Pending CN112255837A (en) | 2020-11-03 | 2020-11-03 | Low-power-consumption blue-light-proof ultra-light thin backlight module |
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| CN (1) | CN112255837A (en) |
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| CN111399281A (en) * | 2020-03-26 | 2020-07-10 | 深圳创维－Rgb电子有限公司 | Liquid crystal backlight module, liquid crystal display screen and electronic equipment |
| TWI704401B (en) * | 2019-05-29 | 2020-09-11 | 台灣揚昕股份有限公司 | Backlight module |
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Application publication date: 20210122 |
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| RJ01 | Rejection of invention patent application after publication |