CN109061938A - A kind of light leakage backlight panel for camber display screen - Google Patents
A kind of light leakage backlight panel for camber display screen Download PDFInfo
- Publication number
- CN109061938A CN109061938A CN201810829874.6A CN201810829874A CN109061938A CN 109061938 A CN109061938 A CN 109061938A CN 201810829874 A CN201810829874 A CN 201810829874A CN 109061938 A CN109061938 A CN 109061938A
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- CN
- China
- Prior art keywords
- clamping block
- plastic frame
- guide plate
- light guide
- display screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000000956 alloy Substances 0.000 claims abstract description 32
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 32
- 239000002245 particle Substances 0.000 claims description 32
- 239000000758 substrate Substances 0.000 claims description 22
- 239000003292 glue Substances 0.000 claims description 9
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 235000003283 Pachira macrocarpa Nutrition 0.000 claims 1
- 241001083492 Trapa Species 0.000 claims 1
- 235000014364 Trapa natans Nutrition 0.000 claims 1
- 235000009165 saligot Nutrition 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 abstract description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 206010036590 Premature baby Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- 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 discloses a kind of light leakage backlight panels for camber display screen, including plastic frame, alloy backboard, lamp bar, reflector plate, light guide plate and display film group, the plastic frame is fastened on alloy backboard, the side area of the alloy backboard extends and bends to form an embeded slot outward, the top of the embeded slot is the engaging wall of curved edge, clamping block is installed on the side wall of the plastic frame, the upper plane of the clamping block is straight panel plane, the lower plane of the clamping block is arc-plane, telescopic chute is provided on the side wall of the plastic frame, fixed block is provided in the telescopic chute, the clamping block is fixed on fixed block by telescopic rod, the clamping block is hollow structure, the telescopic rod is threaded through in clamping block.The present invention avoids plastic frame and the phenomenon that alloy composition of backboards point loosens by the clamping block that design flexibility constructs on the side wall of plastic frame, the effective guarantee combined light gathering of product.
Description
Technical field
The present invention relates to new high-tech material technology, specifically a kind of light leakage backlight panel for camber display screen.
Background technique
The composition and working principle of liquid crystal display: for the structure of liquid crystal display, either notebook screen is still
Desktop liquid crystal display, the layered structure that the liquid crystal display screen of use is made of different piece entirely.Liquid crystal display is by two
Block plate is constituted, thickness about 1mm, therebetween by including that the 5um uniform intervals of liquid crystal material separate.Because liquid crystal material itself is not sent out
Light, and have one piece of backlight (or uniform light board) and reflective membrane at the liquid crystal display screen back side, backlight is by fluorescent material group
At light can be emitted, effect is mainly to provide uniform backlight.
With the development of the times, family experience requirements also step up, and curve screens are using non-rigid glass as substrate, elasticity
More preferably, non-breakable.The abrasion probability of screen is reduced, the especially touched higher mobile phone screen of rate.Curve screens have
Very big advantage and prospect, but the also prematurity in fact of the production technology of curved surface OLED screen, stability become maximum challenge.Its
In some design feature special due to curved surface, cause using the time it is longer when, the combined light gathering of backlight panel is insufficient, uses
In the backlight panel of Curved screen, its optics fraction defective is also higher.
Summary of the invention
The purpose of the present invention is to provide a kind of light leakage backlight panels for camber display screen, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of light leakage backlight panel for camber display screen, including plastic frame, alloy backboard, lamp bar, reflector plate, light guide plate
With display film group, the alloy backboard is located at the bottom of backlight panel, is fitted on the baseplane of alloy backboard inner cavity anti-
Piece is penetrated, the reflector plate is fitted in above the plane of alloy backboard inner cavity by fixation adhesive tape, and the lamp bar is fitted in alloy backboard
On the side wall of incident side, for the assembling light guiding plate in the top of reflector plate, the upper plane of the light guide plate is covered with display film group,
The lamp bar, reflector plate, light guide plate and display film group are respectively positioned on alloy backboard inner cavity, and the plastic frame is fastened on alloy backboard
On, the side area of the alloy backboard extends and bends to form an embeded slot, the top of the embeded slot outward
Portion is the engaging wall of curved edge, and clamping block is equipped on the side wall of the plastic frame, and the upper plane of the clamping block is straight panel
Plane, the lower plane of the clamping block are arc-plane, are provided with telescopic chute on the side wall of the plastic frame, in the telescopic chute
It is provided with fixed block, the clamping block is fixed on fixed block by telescopic rod, and the clamping block is hollow structure, described flexible
Bar is threaded through in clamping block.
As a further solution of the present invention: reset spring, one end of the reset spring are wound on the telescopic rod
It is connected with clamping block, the other end of the reset spring is fixed on fixed block, and spring mechanism is designed for clamping block
Carry out elastic reset.
As a further solution of the present invention: sliding slot is arranged in the upper wall of the telescopic chute, and the clamping block passes through connecting shaft
It is connected with pulley, the sliding pearl is entrenched in sliding slot, and the top of the pulley is equipped with adjusting block by connecting shaft, can pass through
Slide way mechanism, convenient for the dismantling to shady face when just repairing.
As a further solution of the present invention: the lamp bar includes substrate, terminal, heat-conducting glue band and LED particle, described
If LED particle is equipped with arterial highway and is equidistantly mounted on substrate, the substrate is mounted on the conducting end of substrate, the heat-conducting glue
Band is fitted in the outside of substrate, and the substrate is mounted on backboard by heat-conducting glue band, the setting of the incident side of the reflector plate
Jagged, the substrate of the lamp bar is located at indentation, there.
As a further solution of the present invention: the incident side of the reflector plate is deeply to the bottom end of lamp bar, the reflector plate
If incident side be provided with arterial highway losenges, the losenges is between adjacent LED particle, and the losenges is at isosceles three
Angular structure, the bottom lengths of the losenges are the spacing of adjacent LED particle, the height of the losenges be light guide plate with
Minimum spacing between LED particle.By the design of losenges, light source is further reflected, punching is played and makes full use of LED light source
Effect.
As further scheme of the invention: the light guide plate is provided with mirror surface and wire side, the mirror surface of the light guide plate
It fits with display film group, wire side and the reflector plate of the light guide plate fit, incident side and the LED particle phase of the light guide plate
Close to the spacing between the light guide plate incident side and LED particle remains 0.2mm+0/-0.1mm.
Compared with prior art, the beneficial effects of the present invention are:
One, the present invention is by the clamping block that design flexibility constructs on the side wall of plastic frame, so that assembling operation is more convenient, more
Add conveniently；Product overall stability is high, is not in the phenomenon that plastic frame is loosened with alloy composition of backboards point after long-time service,
The effective guarantee combined light gathering of product.
Two, diamond shape chip architecture is designed, further refraction processing can be carried out to LED particle side light source, to reduce
LED particle blocks the optical effect left between each other, while the preset clearance for capableing of reflector plate carries out certain light and makes up.
9 homogeneity of backlight panel of the invention can reach 88% or more, for PC class machine, the luminance of incident side
Mean value can reach 4680-5790cd/m2；For mobile phone, pad class machine, the luminance mean value of incident side can reach 3670-
4450cd/m2；The backlight type for comparing normality, improves about 10-15%.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram one of clamping block in the present invention.
Fig. 3 is plastic frame and alloy backboard assembling schematic diagram in the present invention.
Fig. 4 is the structural schematic diagram two of clamping block in the present invention.
Fig. 5 is the structural schematic diagram of lamp bar in the present invention.
Fig. 6 is the anaclasis schematic diagram of LED particle in the present invention.
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.
In the embodiment of the present invention, a kind of light leakage backlight panel for camber display screen, including plastic frame 2, alloy back
Plate 3, lamp bar 4, reflector plate 5, light guide plate 6 and display film group 7.
Referring to Fig. 1, overall construction design of the invention is as follows: the alloy backboard 3 is located at the bottom of backlight panel, institute
It states and is fitted with reflector plate 5 on the baseplane of 3 inner cavity of alloy backboard, the reflector plate 5 is fitted in alloy backboard 3 by fixation adhesive tape
Above the plane of inner cavity, the lamp bar 4 is fitted on the side wall of 3 incident side of alloy backboard, and the light guide plate 6 is assembled in reflector plate 5
Top, the upper plane of the light guide plate 6 be covered with display film group 7, the lamp bar 4, reflector plate 5, light guide plate 6 and display film group
7 are respectively positioned on 3 inner cavity of alloy backboard, and the plastic frame 2 is fastened on alloy backboard 3.
Fig. 2 and Fig. 3 are please referred to, the side area of the alloy backboard 3 extends and bend to form one outward
Embeded slot 31, the top of the embeded slot 31 are the engaging wall 32 of curved edge, are equipped with engaging on the side wall of the plastic frame 2
Block 20, the upper plane of the clamping block 20 are straight panel plane, and the lower plane of the clamping block 20 is arc-plane, the plastic frame
It is provided with telescopic chute 21 on 2 side wall, fixed block 22 is provided in the telescopic chute 21, the clamping block 20 passes through telescopic rod 23
It is fixed on fixed block 22, the clamping block 20 is hollow structure, and the telescopic rod 23 is threaded through in clamping block 20, described flexible
Reset spring 24 is wound on bar 23, one end of the reset spring 24 is connected with clamping block 20, the reset spring 24
The other end is fixed on fixed block 22.
Plastic frame engage when, external device pushes down on plastic frame 2, the clamping block 20 on plastic frame 2 with engage wall 32
Be in contact, by clamping block 20 lower plane be arc-plane, and then clamping block 20 be squeezed after to 21 contract of telescopic chute in turn,
Clamping block 20 is displaced downwardly to the lower section of engaging wall 32, reset spring 24 pushes clamping block 20 outward, and then makes 20 bullet of clamping block
It out and is fastened in plastic frame 2, is not in that button point falls off since the upper plane of the clamping block 20 is straight panel plane
The phenomenon that；The present invention structure design project is simple and convenient, conducive to the assembling operation of backlight panel.So that operation it is more convenient,
It is more convenient；Product overall stability is high, is not in that plastic frame 2 shows with what alloy composition of backboards point loosened after long-time service
As, the effective guarantee combined light gathering of product.
Referring to Fig. 4, the further scheme as above-described embodiment (Fig. 2), sliding slot is arranged in the upper wall of the telescopic chute 21
25, the clamping block 20 is connected with pulley 26 by connecting shaft, and the sliding pearl 26 is entrenched in sliding slot 25, the top of the pulley 26
End is equipped with adjusting block 27 by connecting shaft.For the biggish type of PC class equidimension, slide way mechanism can be designed, pushes and adjusts
Block 27 can collapse into clamping block 20 in telescopic chute 21, consequently facilitating disassembling to backlight panel, consequently facilitating to backlight
The maintenance of panel or the recycling of material.
The light guide plate 6 is provided with mirror surface and wire side, and mirror surface and the display film group 7 of the light guide plate 6 fit, described to lead
The wire side of tabula rasa 6 fits with reflector plate 5, the incident side of the light guide plate 6 and 43 phase of LED particle close to.Referring to Fig. 5, institute
The spacing stated between 6 incident side of light guide plate and LED particle 43 remains 0.2mm+0/-0.1mm.Between light guide plate 6 and LED particle
Mutually close to keeping the high luminance of incident side, avoid the occurrence of the bad phenomenon of optics；It is needed between tabula rasa 6 and LED particle simultaneously
Certain gap is kept, after avoiding Curved screen from combining, so that squeezing occurred in LED particle 43 in backlight panel and light guide plate 6
Situation.
Referring to Fig. 5, the lamp bar 4 includes substrate 40, terminal 41, heat-conducting glue band 42 and LED particle 43, the LED
If particle 43 is equipped with arterial highway and is mounted equidistant on the substrate 40, the substrate 41 is mounted on the conducting end of substrate 40, described
Heat-conducting glue band 42 is fitted in the outside of substrate 40, and the substrate 40 is mounted on backboard 3 by heat-conducting glue band 42, the reflector plate
The substrate 41 of the setting of 5 incident side jagged 51, the lamp bar 4 is located at notch 51, and the incident side of the reflector plate 5 is goed deep into
To the bottom end of lamp bar 4, if the incident side of the reflector plate 5 is provided with arterial highway losenges 51, the losenges 51 is located at adjacent
Between LED particle 43, the losenges 51 is adjacent LED at isosceles triangular structure, the bottom lengths of the losenges 51
The spacing of particle 43, minimum spacing of the height of the losenges 51 between light guide plate 6 and LED particle 43.
Referring to Fig. 6, the light that 43 side wall light emission of LED particle goes out becomes again after the refraction of losenges 51 when operation
To the incident side towards light guide plate, the losenges 51 can carry out further refraction processing to LED particle side light source, from
And it reduces LED particle and blocks the optical effect left between each other, while the preset clearance for capableing of reflector plate carries out certain light
It makes up.
The present invention by the side wall of plastic frame design flexibility construct clamping block so that assembling operation it is more convenient,
It is more convenient；Product overall stability is high, is not in that plastic frame 2 shows with what alloy composition of backboards point loosened after long-time service
As, the effective guarantee combined light gathering of product.51 structure of losenges is designed, LED particle side light source can be carried out into one
The refraction of step is handled, so that reduce LED particle blocks the optical effect left between each other, while be capable of reflector plate it is reserved between
Gap carries out certain light and makes up.9 homogeneity of backlight panel of the invention can reach 88% or more, for PC class machine,
The luminance mean value of incident side can reach 4680-5790cd/m2；For mobile phone, pad class machine, the luminance mean value energy of incident side
Enough reach 3670-4450cd/m2；The backlight type for comparing normality, improves about 10-15%.
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.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of light leakage backlight panel for camber display screen, including it is plastic frame (2), alloy backboard (3), lamp bar (4), anti-
It penetrates piece (5), light guide plate (6) and display film group (7), the alloy backboard (3) and is located at the bottom of backlight panel, the alloy backboard
(3) it is fitted on the baseplane of inner cavity reflector plate (5), the reflector plate (5) is fitted in alloy backboard (3) by fixation adhesive tape
Above chamber plane, the lamp bar (4) is fitted on the side wall of alloy backboard (3) incident side, and the light guide plate (6) is assembled in reflection
The top of piece (5), the upper plane of the light guide plate (6) are covered with display film group (7), the lamp bar (4), reflector plate (5), leaded light
Plate (6) and display film group (7) are respectively positioned on alloy backboard (3) inner cavity, and the plastic frame (2) is fastened on alloy backboard (3), special
Sign is that the side area of the alloy backboard (3) extends and bend to form an embeded slot (31) outward, described
The top of embeded slot (31) is the engaging wall (32) of curved edge, is equipped with clamping block (20) on the side wall of the plastic frame (2),
The upper plane of the clamping block (20) is straight panel plane, and the lower plane of the clamping block (20) is arc-plane, the plastic frame
(2) it is provided on side wall telescopic chute (21), is provided with fixed block (22) in the telescopic chute (21), the clamping block (20) is logical
It crosses telescopic rod (23) to be fixed on fixed block (22), the clamping block (20) is hollow structure, and the telescopic rod (23) is threaded through
In clamping block (20).
2. the light leakage backlight panel according to claim 1 for camber display screen, which is characterized in that the telescopic rod
(23) it is wound on reset spring (24), one end of the reset spring (24) is connected with clamping block (20), the reset bullet
The other end of spring (24) is fixed on fixed block (22).
3. the light leakage backlight panel according to claim 1 or 2 for camber display screen, which is characterized in that described to stretch
Sliding slot (25) are arranged in the upper wall of contracting slot (21), and the clamping block (20) is connected with pulley (26) by connecting shaft, the sliding pearl
(26) it is entrenched in sliding slot (25), the top of the pulley (26) is equipped with adjusting block (27) by connecting shaft.
4. the light leakage backlight panel according to claim 1 for camber display screen, which is characterized in that the lamp bar
(4) include substrate (40), terminal (41), heat-conducting glue band (42) and LED particle (43), the LED particle (43) if be equipped with
It arterial highway and is equidistantly mounted on substrate (40), the substrate (41) is mounted on the conducting end of substrate (40), the heat-conducting glue band
(42) it is fitted in the outside of substrate (40), the substrate (40) is mounted on backboard (3) by heat-conducting glue band (42), the reflection
The setting of the incident side of piece (5) is jagged (51), and the substrate (41) of the lamp bar (4) is located at notch (51).
5. the light leakage backlight panel according to claim 4 for camber display screen, which is characterized in that the reflector plate
(5) incident side deeply to the bottom end of lamp bar (4), the reflector plate (5) if incident side be provided with arterial highway losenges (51), institute
Losenges (51) are stated between adjacent LED particle (43).
6. the light leakage backlight panel according to claim 5 for camber display screen, which is characterized in that the losenges
(51) at isosceles triangular structure, the bottom lengths of the losenges (51) are the spacing of adjacent LED particle (43), the water chestnut
Minimum spacing of the height of shape piece (51) between light guide plate (6) and LED particle (43).
7. -6 any light leakage backlight panel for camber display screen according to claim 1, which is characterized in that described
Light guide plate (6) is provided with mirror surface and wire side, and mirror surface and display film group (7) of the light guide plate (6) fit, the light guide plate
(6) wire side fits with reflector plate (5), and the incident side of the light guide plate (6) is with LED particle (43) mutually close to the leaded light
Spacing between plate (6) incident side and LED particle (43) remains 0.2mm+0/-0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829874.6A CN109061938A (en) | 2018-07-25 | 2018-07-25 | A kind of light leakage backlight panel for camber display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829874.6A CN109061938A (en) | 2018-07-25 | 2018-07-25 | A kind of light leakage backlight panel for camber display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109061938A true CN109061938A (en) | 2018-12-21 |
Family
ID=64836452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810829874.6A Pending CN109061938A (en) | 2018-07-25 | 2018-07-25 | A kind of light leakage backlight panel for camber display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109061938A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115167036A (en) * | 2022-09-08 | 2022-10-11 | 惠科股份有限公司 | Backlight module and display device |
| US11815710B1 (en) | 2023-06-19 | 2023-11-14 | HKC Corporation Limited | Backlight module and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115167036A (en) * | 2022-09-08 | 2022-10-11 | 惠科股份有限公司 | Backlight module and display device |
| US11815710B1 (en) | 2023-06-19 | 2023-11-14 | HKC Corporation Limited | Backlight module and display device |
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Application publication date: 20181221 |
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| RJ01 | Rejection of invention patent application after publication |