CN108983489A - A kind of reflectance coating and backlight module of high reflection effect - Google Patents
A kind of reflectance coating and backlight module of high reflection effect Download PDFInfo
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- CN108983489A CN108983489A CN201810716113.XA CN201810716113A CN108983489A CN 108983489 A CN108983489 A CN 108983489A CN 201810716113 A CN201810716113 A CN 201810716113A CN 108983489 A CN108983489 A CN 108983489A
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- reflectance coating
- uniformly
- heat
- backlight module
- guide plate
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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
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0808—Mirrors having a single reflecting layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- 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
- G02F1/133385—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 with cooling means, e.g. fans
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention discloses the reflectance coatings and backlight module of a kind of high reflection effect, including mould group frame, light guide plate and reflectance coating, the inside of the mould group frame is equipped with light guide plate, one end of light guide plate is detachably equipped with support frame, the inside of support frame is equipped with LED lamp tube, the top of the light guide plate is uniformly equipped with scattering film, the bottom of light guide plate is fixed with hard articulamentum, and the bottom of hard articulamentum is equipped with reflectance coating, arc groove is uniformly provided at the top of the reflectance coating, reflective layer is uniformly equipped on the inner sidewall of arc groove, and the bottom of reflectance coating is equipped with rigid support layer, the bottom of rigid support layer is equipped with the second heat-conducting layer.The present invention at the top of reflectance coating by being uniformly provided with arc groove, the reflective layer being made of the mutual cooperation of six rib reflecting pieces is uniformly spread on the inner sidewall of arc groove, have the characteristics that light convergence in reflection according to concave surface, there is higher light utilization, the energy consumption of backlight module can be saved.
Description
Technical field
The present invention relates to display screen technology field, the specially a kind of reflectance coating and backlight module of high reflection effect.
Background technique
With the extensive use of the electronic products such as mobile phone, tablet computer, user to the performance requirements of these products increasingly
Height is required to preferable user experience.Product is the short slab of these products cruise duration at present, and display module is that power consumption is main
One of element.For example, these existing products all have the function of automatic lifting brightness under strong light environment, so that display picture
Still high-visible in strong light environment.Though these functions make user obtain the experience that preferable open air uses, also add
The speed consumption of electric energy, so that cruise duration seriously shrinks.
In addition, the typically no good radiator structure of backlight module in the market, is attached to the prior art for flexible circuit board
Backlight module enterprising trip temperature test, the backlight module of radiator structure is not easy to cause heat can not rapid evacuation or back
Optical mode group the phenomenon that there are hot-spots, it will cause certain injury to using the component of such backlight module liquid crystal display die set,
Influence display effect and the service life of liquid crystal display die set.
Summary of the invention
The purpose of the present invention is to provide the reflectance coatings and backlight module of a kind of high reflection effect, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme: the reflectance coating and backlight mould of a kind of high reflection effect
Group, including mould group frame, light guide plate and reflectance coating, the bottom end inside the mould group frame are equipped with thermally conductive sheet, and the bottom of thermally conductive sheet is equal
It is even to be fixed with radiating fin, and mould group frame is all run through in one end of radiating fin, and extends to the outside of mould group frame, the mould group frame
Inside be equipped with light guide plate, one end of light guide plate is fixed with convex block, and the both ends of convex block are all fixed with retention bead, the convex block
Outside is detachably equipped with support frame, and the inside of support frame is equipped with LED lamp tube, and the inside of support frame is equipped with arc frame, and arc
Reflective tooth is uniformly installed on the inner sidewall of shape frame, and U-typed bracket, U-typed are all installed on the support frame at arc frame both ends
The outside of bracket is equipped with the card slot to match with retention bead, and the top of the light guide plate is uniformly equipped with scattering film, light guide plate
Bottom be fixed with hard articulamentum, and the bottom of hard articulamentum is equipped with reflectance coating, the connection of reflectance coating and hard articulamentum
Place is uniformly provided with the first heat-conducting layer, is uniformly provided with arc groove at the top of the reflectance coating, on the inner sidewall of arc groove uniformly
It is equipped with reflective layer, and is all equipped with cavity inside the reflectance coating between two neighboring arc groove, the inside of cavity is all equipped with
Rubber bodies, the bottom of the reflectance coating are equipped with rigid support layer, and the bottom of rigid support layer is equipped with the second heat-conducting layer, and second leads
The bottom of thermosphere is fixedly connected with thermally conductive sheet.
Preferably, the retention bead is sphere structure, and the outer diameter of retention bead and the internal diameter of card slot are equal, and limit convex
It rises to cooperate with card slot and constitutes detachable structure.
Preferably, the inside of the U-typed bracket is equipped with reset spring, and the other end and the support frame of reset spring are fixed
Connection, and reset spring and U-typed bracket cooperate to constitute and reset position limiting structure.
Preferably, the inside of first heat-conducting layer is uniformly embedded with aluminum oxide particle, the inside of the second heat-conducting layer
Uniformly it is embedded with carbon fiber particles, and aluminum oxide particle and carbon fiber particles are all chondritic, the first heat-conducting layer and the
The two sides of two heat-conducting layers is all uniformly coated with optical cement, and the thickness of the first heat-conducting layer and the second heat-conducting layer is equal.
Preferably, it is uniformly provided with adhered layer at the top of reflectance coating on the outside of the arc groove, and the top of adhered layer and the
One heat-conducting layer bottom is fixedly connected
Preferably, the reflective layer is uniformly provided with six rib reflecting pieces, and the adjacent side of each six ribs reflecting piece is fixedly connected with structure
At reflective structure.
Preferably, the rubber bodies are chondritic, and cooperate between rubber bodies and constitute elastic construction.
Preferably, the section of the reflective tooth is all equilateral triangle structure, one side and the arc frame inner sidewall of reflective tooth
It is fixedly connected, and other two side of reflective tooth cooperates and constitutes reflective structure.
Preferably, the light guide plate is equipped with fixed block far from one end of convex block, and between fixed block and light guide plate uniformly
It is equipped with Reflective adhesive tape.
Preferably, the arc groove is spherical surface, and the diameter of arc groove is 1-2mm, and arc groove depth is 0.3-
0.5mm, and arc groove is arranged in arrays in reflection film surface.
Compared with prior art, the beneficial effects of the present invention are: the reflectance coating and backlight module of the high reflection effect, pass through
It is uniformly provided with arc groove at the top of reflectance coating, uniformly spreads on the inner sidewall of arc groove and is cooperated structure by six rib reflecting pieces
At reflective layer, according to concave surface reflection when have the characteristics that light converge, the light quilt that certain gives out in light guide plate
After reflectance coating reflection, the light-emitting surface of light guide plate can be more reached, under equal conditions, reflectance coating has higher light benefit
With rate, the energy consumption of backlight module can be saved, extends the cruise duration of the electronic product using the backlight module, by recessed in arc
Cavity is all equipped with inside reflectance coating between slot, the inside of cavity is all equipped with rubber bodies, convenient for increase reflectance coating elasticity and
Still property avoids reflectance coating bending, is pressurized and springs back convenient for reflectance coating, avoids damage to, pass through the company in reflectance coating and hard articulamentum
The place of connecing is uniformly provided with the first heat-conducting layer, is uniformly provided with the second heat-conducting layer between rigid support layer and thermally conductive sheet, the first heat-conducting layer and
Aluminum oxide particle and the excellent capacity of heat transmission of carbon fiber particles, cooperate the radiation of chondritic to dissipate inside second heat-conducting layer
Heat, so that heat is quickly conducted to each region of membrane body, membrane body is heated evenly, and efficiently solves membrane body because uneven heating causes
Bending, the deformation phenomenon such as fold, the present invention and all pacifies on the support frame by the way that support frame is arranged in one end of light guide plate convex block
Equipped with U-typed bracket, the outside of U-typed bracket is equipped with the card slot to match with convex block both ends retention bead, facilitate support frame with
The Fast Installation and disassembly of light guide plate, in addition, by being equipped with arc frame in the inside of support frame, on the inner sidewall of arc frame uniformly
Reflective tooth mutual cooperation is installed and constitutes reflective structure, under same energy consumption, is increased bright.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention;
Fig. 2 is support frame and light guide plate junction structural schematic diagram of the invention;
Fig. 3 is support frame and light guide plate junction partial enlargement structural representation of the invention;
Fig. 4 is light guide plate and fixed block junction structural schematic diagram of the invention;
Fig. 5 is reflectance coating plan structure of the invention;
Fig. 6 is inside broken section structural schematic diagram of the invention.
In figure: 1, thermally conductive sheet;2, support frame;3, LED lamp tube;4, the first heat-conducting layer;5, light guide plate;6, scattering film;7, hard
Matter articulamentum;8, reflectance coating;9, the second heat-conducting layer;10, mould group frame;11, radiating fin;12, reflective tooth;13, arc frame;14,
Reset spring;15, card slot;16, U-typed bracket;17, retention bead;18, convex block;19, carbon fiber particles;20, arc groove;
21, rubber bodies;22, adhered layer;23, aluminum oxide particle;24, cavity;25, reflective layer;26, six rib reflecting piece;27, reflective
Adhesive tape;28, fixed block;29, rigid support layer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, a kind of embodiment provided by the invention: a kind of reflectance coating and backlight module of high reflection effect,
Including mould group frame 10, light guide plate 5 and reflectance coating 8, the bottom end inside mould group frame 10 is equipped with thermally conductive sheet 1, and the bottom of thermally conductive sheet 1 is equal
It is even to be fixed with radiating fin 11, and mould group frame 10 is all run through in one end of radiating fin 11, and extends to the outside of mould group frame 10, mould
The inside of group frame 10 is equipped with light guide plate 5, and one end of light guide plate 5 is fixed with convex block 18, and the both ends of convex block 18 are all fixed with limit convex
Play 17, the outside of convex block 18 is detachably equipped with support frame 2, and the inside of support frame 2 is equipped with LED lamp tube 3, support frame 2 it is interior
Side is equipped with arc frame 13, and reflective tooth 12 is uniformly equipped on the inner sidewall of arc frame 13, and the section of reflective tooth 12 is all equilateral
One side of triangular structure, reflective tooth 12 is fixedly connected with 13 inner sidewall of arc frame, and other two side of reflective tooth 12 is mutual
Cooperation constitutes reflective structure, and light guide plate 5 is equipped with fixed block 28 far from one end of convex block 18, and fixed block 28 and light guide plate 5 it
Between be uniformly equipped with Reflective adhesive tape 27, and U-typed bracket 16, U-typed bracket are all installed on the support frame 2 at 13 both ends of arc frame
16 inside is equipped with reset spring 14, and the other end of reset spring 14 is fixedly connected with support frame 2, and reset spring 14 with
U-typed bracket 16, which cooperates to constitute, resets position limiting structure, and frame 2 easy to support and light guide plate 5 quickly connect, fix, U-typed
The outside of bracket 16 is equipped with the card slot 15 to match with retention bead 17, and retention bead 17 is sphere structure, retention bead 17
Outer diameter is equal with the internal diameter of card slot 15, and retention bead 17 and card slot 15 cooperate and constitute detachable structure, facilitate support frame 2
Installation and removal, to facilitate the maintenance of LED lamp tube 3, the top of light guide plate 5 is uniformly equipped with scattering film 6, light guide plate 5
Bottom is fixed with hard articulamentum 7, and the bottom of hard articulamentum 7 is equipped with reflectance coating 8, the company of reflectance coating 8 and hard articulamentum 7
The place of connecing is uniformly provided with the first heat-conducting layer 4, and the top of reflectance coating 8 is uniformly provided with arc groove 20, and arc groove 20 is spherical surface, arc
The diameter of groove 20 is 1-2mm, and 20 depth of arc groove is 0.3-0.5mm, and arc groove 20 is arranged in arrays in reflectance coating 8
Surface is uniformly provided with adhered layer 22, and the top of adhered layer 22 and the first heat-conducting layer at the top of the reflectance coating 8 in the outside of arc groove 20
4 bottoms are fixedly connected, and reflective layer 25 are uniformly equipped on the inner sidewall of arc groove 20, it is reflective that reflective layer 25 is uniformly provided with six ribs
Piece 26, and the adjacent side of each six ribs reflecting piece 26 is fixedly connected with composition reflective structure, increases the reflectivity of reflectance coating 8, and adjacent
Cavity 24 is all equipped with inside reflectance coating 8 between two arc grooves 20, the inside of cavity 24 is all equipped with rubber bodies 21, rubber
Body 21 is chondritic, and cooperates between rubber bodies 21 and constitute elastic construction, convenient for increasing the elasticity of reflectance coating 8, is avoided
8 bending of reflectance coating is pressurized convenient for reflectance coating 8 and springs back, and the bottom of reflectance coating 8 is equipped with rigid support layer 29, rigid support layer 29
Bottom is equipped with the second heat-conducting layer 9, and the bottom of the second heat-conducting layer 9 is fixedly connected with thermally conductive sheet 1, and the first heat-conducting layer 4 and second is led
The two sides of thermosphere 9 is all uniformly coated with optical cement, and the thickness of the first heat-conducting layer 4 and the second heat-conducting layer 9 is equal, the first heat-conducting layer
4 inside is uniformly embedded with aluminum oxide particle 23, and the inside of the second heat-conducting layer 9 is uniformly embedded with carbon fiber particles 19, and
Aluminum oxide particle 23 and carbon fiber particles 19 are all chondritic, and aluminum oxide particle 23 and carbon fiber particles 19 are excellent
The different capacity of heat transmission cooperates the heat loss through radiation of chondritic, so that heat is quickly conducted to each region of membrane body, membrane body is heated
Uniformly, membrane body is efficiently solved because of bending caused by uneven heating, the deformation phenomenon such as fold.
Working principle: in use, support frame 2 to be mounted on to one end of light guide plate 5, pass through 2 inside U-typed bracket of support frame
The mutual cooperation of 16 the outside card slots 15 being arranged and 18 both ends retention bead 17 of convex block, under the elastic reaction of reset spring 14,
Realize the Fast Installation of support frame 2 and light guide plate 5, meanwhile, light guide plate 5 is fixed on to the inside of mould group frame 10, due to support frame 2
The reflective mutual cooperation of tooth 12 is uniformly fixed on the arc frame 13 of inside and constitutes reflective structure, under same energy consumption, is increased light, is made
It is cooperated with uniformly being spread on 20 inner sidewall of arc groove in the process, being uniformly provided at the top of reflectance coating 8 by six rib reflecting pieces 26
The reflective layer 25 of composition has the characteristics that light convergence in reflection according to concave surface, and can more reach light guide plate 5 goes out light
Face, under equal conditions, reflectance coating 8 have higher light utilization, in addition, 8 cavity 24 of reflectance coating is equipped with rubber bodies 21, just
In the elasticity and still property that increase reflectance coating 8,8 bending of reflectance coating is avoided, convenient for the compression rebound of reflectance coating 8, is avoided damage to, meanwhile,
First heat-conducting layer 4 and the excellent capacity of heat transmission of 9 inside aluminum oxide particle 23 of the second heat-conducting layer and carbon fiber particles 19, match
The heat loss through radiation for closing chondritic is heated evenly so that heat quickly conducts each region extremely, is efficiently solved because being heated not
Bending, the deformation phenomenon such as fold caused by.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (10)
1. a kind of reflectance coating and backlight module of high reflection effect, including mould group frame (10), light guide plate (5) and reflectance coating (8),
Be characterized in that: the internal bottom end of the mould group frame (10) is equipped with thermally conductive sheet (1), and the bottom of thermally conductive sheet (1) is uniformly fixed with scattered
Hot fin (11), and mould group frame (10) is all run through in one end of radiating fin (11), and extends to the outside of mould group frame (10), it is described
The inside of mould group frame (10) is equipped with light guide plate (5), and one end of light guide plate (5) is fixed with convex block (18), and the both ends of convex block (18) are all
It is fixed with retention bead (17), the outside of the convex block (18) is detachably equipped with support frame (2), the inside peace of support frame (2)
Equipped with LED lamp tube (3), the inside of support frame (2) is equipped with arc frame (13), and is uniformly equipped on the inner sidewall of arc frame (13)
Reflective tooth (12), and be all equipped with U-typed bracket (16) on the support frame (2) at arc frame (13) both ends, U-typed bracket (16)
Outside is equipped with the card slot (15) to match with retention bead (17), and the top of the light guide plate (5) is uniformly equipped with scattering film
(6), the bottom of light guide plate (5) is fixed with hard articulamentum (7), and the bottom of hard articulamentum (7) is equipped with reflectance coating (8), instead
The junction for penetrating film (8) and hard articulamentum (7) is uniformly provided with the first heat-conducting layer (4), and the top of the reflectance coating (8) is uniformly set
Have arc groove (20), is uniformly equipped on the inner sidewall of arc groove (20) reflective layer (25), and two neighboring arc groove
(20) reflectance coating (8) inside between is all equipped with cavity (24), and the inside of cavity (24) is all equipped with rubber bodies (21), described anti-
The bottom for penetrating film (8) is equipped with rigid support layer (29), and the bottom of rigid support layer (29) is equipped with the second heat-conducting layer (9), and second
The bottom of heat-conducting layer (9) is fixedly connected with thermally conductive sheet (1).
2. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: the limit
Raised (17) are sphere structure, and the outer diameter of retention bead (17) is equal with the internal diameter of card slot (15), and retention bead (17) and card
Slot (15), which cooperates, constitutes detachable structure.
3. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: " U "
The inside of type bracket (16) is equipped with reset spring (14), and the other end of reset spring (14) is fixedly connected with support frame (2), and
Reset spring (14) and U-typed bracket (16), which cooperate to constitute, resets position limiting structure.
4. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: described first
The inside of heat-conducting layer (4) is uniformly embedded with aluminum oxide particle (23), and the inside of the second heat-conducting layer (9) is uniformly embedded with carbon fiber
It ties up particle (19), and aluminum oxide particle (23) and carbon fiber particles (19) are all chondritic, the first heat-conducting layer (4) and the
The two sides of two heat-conducting layers (9) is all uniformly coated with optical cement, and the thickness of the first heat-conducting layer (4) and the second heat-conducting layer (9) is equal.
5. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: the arc
It is uniformly provided with adhered layer (22) at the top of reflectance coating (8) on the outside of groove (20), and the top of adhered layer (22) and the first heat-conducting layer
(4) bottom is fixedly connected.
6. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: described reflective
Layer (25) is uniformly provided with six rib reflecting pieces (26), and the adjacent side of each six ribs reflecting piece (26) is fixedly connected with composition reflective structure.
7. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: the rubber
Body (21) is chondritic, and cooperates between rubber bodies (21) and constitute elastic construction.
8. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: described reflective
The section of tooth (12) is all equilateral triangle structure, and one side of reflective tooth (12) is fixedly connected with arc frame (13) inner sidewall, and
Other two side of reflective tooth (12), which cooperates, constitutes reflective structure.
9. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: the leaded light
Plate (5) is equipped with fixed block (28) far from the one end of convex block (18), and is uniformly equipped between fixed block (28) and light guide plate (5)
Reflective adhesive tape (27).
10. the reflectance coating and backlight module of a kind of high reflection effect according to claim 1, it is characterised in that: the arc
Connected in star (20) is spherical surface, and the diameter of arc groove (20) is 1-2mm, and arc groove (20) depth is 0.3-0.5mm, and arc
Groove (20) is arranged in arrays on reflectance coating (8) surface.
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CN201810716113.XA CN108983489B (en) | 2018-07-03 | 2018-07-03 | Reflective film backlight module with high reflection effect |
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Cited By (2)
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CN111106509A (en) * | 2019-12-24 | 2020-05-05 | 杭州电子科技大学 | Laser heat dissipation device, preparation method thereof and solid laser |
CN114924338A (en) * | 2022-06-13 | 2022-08-19 | 深圳市兆驰光元科技有限公司 | Diffusion barrier and backlight unit |
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CN104004466B (en) * | 2014-05-23 | 2016-04-27 | 东莞轩朗实业有限公司 | Reflectance coating and preparation method thereof |
CN204679667U (en) * | 2015-06-25 | 2015-09-30 | 青岛卓英社科技有限公司 | Reflection membrane |
CN205337303U (en) * | 2015-10-09 | 2016-06-29 | 明锦浩 | Solar insecticidal lamp |
CN205535309U (en) * | 2016-02-03 | 2016-08-31 | 东莞市平洋电子有限公司 | Backlight module |
CN205480806U (en) * | 2016-03-23 | 2016-08-17 | 浩鈜科技股份有限公司 | Reflectance coating and backlight unit |
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