CN107132695A - Mobile phone backlight module buffer structure - Google Patents
Mobile phone backlight module buffer structure Download PDFInfo
- Publication number
- CN107132695A CN107132695A CN201710475846.4A CN201710475846A CN107132695A CN 107132695 A CN107132695 A CN 107132695A CN 201710475846 A CN201710475846 A CN 201710475846A CN 107132695 A CN107132695 A CN 107132695A
- Authority
- CN
- China
- Prior art keywords
- foam
- backlight module
- mobile phone
- reflectance coating
- buffer structure
- 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.)
- Granted
Links
- 239000000872 buffer Substances 0.000 title claims abstract description 21
- 239000006260 foam Substances 0.000 claims abstract description 70
- 239000011248 coating agent Substances 0.000 claims abstract description 43
- 238000000576 coating method Methods 0.000 claims abstract description 43
- 238000010030 laminating Methods 0.000 claims description 17
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 14
- 239000012528 membrane Substances 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 239000004814 polyurethane Substances 0.000 description 7
- 229920005830 Polyurethane Foam Polymers 0.000 description 5
- 239000011496 polyurethane foam Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000037303 wrinkles Effects 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
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133605—Direct backlight including specially adapted reflectors
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)
- Telephone Set Structure (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of mobile phone backlight module buffer structure, including upper casing, lower casing and backlight module, the backlight module is located between the upper casing and lower casing, the backlight module includes reflectance coating, the reflectance coating is attached at the lower surface of the backlight module, foam is provided between the backlight module and the lower casing, the foam is fitted in below the reflectance coating；Foam of the present invention fits in the lower surface of the reflectance coating by Tension Difference, does not damage reflection membrane material, and can bob-weight work, the foam sticks the reflectance coating, extraneous deformation can be absorbed well, alleviates the phenomenons such as water ripples, hickie, membrane material linkage.
Description
Technical field
Field is manufactured the present invention relates to mobile phone, it is more particularly related to a kind of mobile phone backlight module buffer structure.
Background technology
With the progress in epoch, scientific and technological renewal speed consequently also accelerates step, and scientific and technological progress causes electronic product
And engineering goods are less and less, particularly mobile phone industry, mobile phone thin, light, attractive in appearance is increasingly favored by user, mobile phone
Manufacturer in order to by mobile phone make it is thinner lighter, LCDs began to use backlight iron-free in Cell Phone Design in recent years
Frame scheme, reduces cost of manufacture and design thickness, but backlight module cannot wrap up easy damaged, and the reflection of backlight module
The phenomenons such as water ripples, hickie occur easily by fore shell influence of crust deformation in membrane material in system test on mobile phone display screen.
The phenomenons such as water ripples, hickie occur on display screen in system test in order to solve mobile phone, technical staff uses
Shell progress alleviation is remedied in conventional liquid crystal (Liquid Crystal Display, LCD) buffering foam laminating, and Fig. 1 is
Traditional LC D foam bonding structure schematic diagrames, are referred to shown in Fig. 1, and traditional LC D buffering foams are affixed under backlight module using glue material
On the middle shell in face, traditional LC D buffers foam in laminating to avoid (the Flexible Printed of the flexible PCB on fore shell
Circuit, FPC) FPC, traditional LC D buffering foams can not stick middle shell completely, when mobile phone shell is by influence of crust deformation, tradition
LCD buffers foam can be influenceed to reflect membrane material by deformation, and be extruded in FPC regions by handset front case, and FPC is by crimp
It is delivered in the reflection membrane material of backlight module, the phenomenons such as water ripples, hickie still occurs on mobile phone display screen.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is can to alleviate there is provided one kind in view of the shortcomings of the prior art
Occurs the mobile phone backlight module buffer structure of the phenomenons such as water ripples, hickie on mobile phone display screen.
The present invention is achieved by the following technical solutions：A kind of mobile phone backlight module buffer structure, including upper casing, lower casing
And backlight module, the backlight module is positioned between the upper casing and lower casing, and the backlight module includes reflectance coating, the reflection
Film is attached at the lower surface of the backlight module, and foam, the foam patch are provided between the backlight module and the lower casing
Together in the lower surface of the reflectance coating.
Further, the foam fits in the lower surface of the reflectance coating by Tension Difference.
Further, the crack hole of foam molecular structure.
Further, the foam is PU polyurethane foams.
Further, the thickness of the foam is 0.2~0.3mm.
Further, the shape of the foam binding face, size are identical with shape, the size of the reflectance coating lower surface,
The lower surface of the full reflectance coating of foam laminating.
Further, the coating surface of the foam and the reflectance coating is smooth.
Further, the foam is repeatable laminating foam.
Compared with prior art, the beneficial effect of embodiments of the invention is：The foam fits in the reflectance coating
Lower surface, there is no a rubberizing process, it is to avoid rubberizing is simple to reflecting the influences of film properties, processing technology, and foam passes through tension force
Difference fits in the lower surface of the reflectance coating, does not damage reflection membrane material, and can bob-weight work, remained to from the foam that is removed on film is penetrated
Enough recyclings, the crack hole of foam molecular structure, Tension Difference laminating will not wrinkle foaming, and the foam sticks the reflectance coating,
Extraneous deformation can be absorbed well, alleviate the phenomenons such as water ripples, hickie, membrane material linkage.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is traditional LC D foam bonding structure schematic diagrames；
Fig. 2 is that mobile phone backlight module buffer structure foam provided in an embodiment of the present invention opens structural representation；
Fig. 3 is mobile phone backlight module and hand after mobile phone backlight module buffer structure provided in an embodiment of the present invention laminating foam
Machine upper and lower shell structural representation.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Present invention shell in the laminating of traditional foam for existing mobile phone, traditional foam can not stick middle shell, middle shell FPC completely
Empty avoiding position fore shell deformation, FPC is contacted with the reflection membrane material in backlight module, and water ripples, in vain are caused in system test interference
The phenomenons such as spot, devise a kind of mobile phone backlight module buffer structure.Fig. 2 is slow for mobile phone backlight module provided in an embodiment of the present invention
Rush structure foam and open structural representation；Fig. 3 is mobile phone backlight module buffer structure provided in an embodiment of the present invention laminating foam
Mobile phone backlight module and mobile phone upper and lower shell structural representation afterwards.
Refer to Fig. 2, Fig. 3, mobile phone backlight module buffer structure provided in an embodiment of the present invention, including upper casing 1, lower casing 2
With backlight module 3, the backlight module 3 is located between the upper casing 1 and lower casing 2, and backlight module 3 provides light for LCDs
Source, the backlight module 3 includes reflectance coating 4, and the reflectance coating 4 is attached at the lower surface of the backlight module 3, (described in Fig. 2
The following table of backlight module 3 is placed up) main function of reflectance coating 4 is that the light high efficiency that will spill light guide plate bottom is lossless
Ground reflects, and improves LCD light saturation degree, foam 5, the bubble are provided between the backlight module 3 and the lower casing 2
Cotton 5 fits in the lower surface of the reflectance coating 4.
The present invention fits in foam 5 lower surface of the reflectance coating 4 of the backlight module 3, and the foam 5 is present in backlight
Between module 3 and FPC, do not influenceed by FPC, the foam 5 absorbs extraneous deformation during handset front case influence of crust deformation, does not damage anti-
Membrane material is penetrated, the problems such as alleviating water ripples, the hickie that traditional foam laminating is brought.
Preferably, the foam 5 fits in the lower surface of the reflectance coating 4 by Tension Difference, and foam 5 is pasted by Tension Difference
Conjunction need not use glue, it is to avoid influence of the glue laminating to reflectance coating, at the same foam 5 using Tension Difference attaching process it is simple, grasp
Facilitate, be adapted to volume production.
Preferably, the present embodiment foam 5 is PU polyurethane foams, and PU polyurethane is the larger material of plastic deformation amount, it
The extraneous deformability of resistance is strong, successively flexible gradual change, when mobile phone shell is by influence of crust deformation PU polyurethane foams, PU polyurethane foams
Cotton can successively discharge stress, play good cushioning effect, and PU polyurethane foams are nontoxic, nonirritant, with mobile phone backlight
When the reflectance coating 4 of module 3 is fitted, safe operation is convenient.
Preferably, the crack hole of the molecular structure of foam 5, it is easy to a small amount of air discharge, the crack pore structure of foam molecule,
It is interconnected between Kong Pao and hole bubble, extraneous deformation can be absorbed, vibrations can be alleviated when mobile phone is given a shock to backlight module
Reflectance coating 4 produce influence caused by water ripples, hickie, phenomenon, at the same can also alleviate pressing touch-screen (Touch Pad, TP)
Membrane material linkage phenomenon caused by surface.
Preferably, the thickness of the foam 5 is 0.2~0.3mm, the conventional backlit module in mobile phone is designed in complete machine structure
Empty avoiding design space with mobile phone lower casing is limited, about 0.2~0.3mm, and the present invention fits in the reflectance coating lower surface
The thickness of foam 5 is 0.2~0.3mm, can be full of the empty avoiding design space of the backlight module and mobile phone lower casing, anti-in protection
Good cushioning effect can be played to complete machine by penetrating while film 4 is not affected.
Preferably, the shape of the binding face of foam 5, size are identical with shape, the size of the lower surface of reflectance coating 4,
The lower surface of the full reflectance coating 4 of the laminating of foam 5.Under shape, size and the reflectance coating 4 of the binding face of foam 5
Shape, the size on surface are identical, so as to can guarantee that the reflectance coating 4 of the full backlight module lower surface of the laminating of foam 5, can make bubble
The cushioning effect of cotton 5 plays more preferably.
Preferably, the coating surface of the foam 5 and the reflectance coating 4 is smooth, foam laminating backlight module of the invention
Reflectance coating fitted using Tension Difference, the structure of foam binding face is similar to the sucker reduced, in the smooth surface with reflectance coating 4
After contact, it ensure that the coating surface of reflectance coating and foam is smooth.
Preferably, the foam 5 is repeatable laminating foam, is referred to shown in Fig. 2, in the situation of the laminating failure of foam
Under, foam can be opened and fitted again, the waste of material is reduced.
It can not only alleviate using the mobile phone of the present invention and occur the phenomenons such as water ripples, hickie, Er Qieneng on mobile phone display screen
It is enough to alleviate the membrane material linkage phenomenon occurred when wiping mobile phone TP or pressing mobile phone TP.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (8)
1. a kind of mobile phone backlight module buffer structure, including upper casing, lower casing and backlight module, the backlight module are located on described
Between shell and lower casing, the backlight module includes reflectance coating, and the reflectance coating is attached at the lower surface of the backlight module, and it is special
Levy and be：Foam is provided between the backlight module and the lower casing, the foam fits in the lower surface of the reflectance coating.
2. mobile phone backlight module buffer structure according to claim 1, it is characterised in that：The foam is pasted by Tension Difference
Together in the lower surface of the reflectance coating.
3. mobile phone backlight module buffer structure according to claim 1, it is characterised in that：The foam molecular structure is crack
Hole.
4. mobile phone backlight module buffer structure according to claim 1, it is characterised in that：The foam is preferably the poly- ammonia of PU
Ester foam.
5. mobile phone backlight module buffer structure according to claim 1, it is characterised in that：The thickness of the foam is 0.2
~0.3mm.
6. mobile phone backlight module buffer structure according to claim 1, it is characterised in that：The shape of the foam binding face
Shape, size are identical with shape, the size of the reflectance coating lower surface, the lower surface of the full reflectance coating of foam laminating.
7. mobile phone backlight module buffer structure according to claim 1, it is characterised in that：The foam and the reflectance coating
Coating surface it is smooth.
8. the mobile phone backlight module buffer structure according to claim 1-7 any one, it is characterised in that：The foam is
Repeatable laminating foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475846.4A CN107132695B (en) | 2017-06-21 | 2017-06-21 | Buffering structure of mobile phone backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475846.4A CN107132695B (en) | 2017-06-21 | 2017-06-21 | Buffering structure of mobile phone backlight module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107132695A true CN107132695A (en) | 2017-09-05 |
| CN107132695B CN107132695B (en) | 2023-12-26 |
Family
ID=59735650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710475846.4A Active CN107132695B (en) | 2017-06-21 | 2017-06-21 | Buffering structure of mobile phone backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107132695B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873440A (en) * | 2018-08-29 | 2018-11-23 | 努比亚技术有限公司 | A kind of protection structure of LCD display module |
| CN115058041A (en) * | 2022-07-20 | 2022-09-16 | 湖北祥源高新科技有限公司 | Double-sided self-adsorption reworkable polyurethane foam and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204516282U (en) * | 2015-03-05 | 2015-07-29 | 锤子软件（北京）有限公司 | A kind of electronic equipment and display screen reflecting piece assembly thereof |
| CN204853144U (en) * | 2015-08-07 | 2015-12-09 | Tcl显示科技（惠州）有限公司 | Subassembly, display module assembly and mobile terminal are shaded |
| CN204989692U (en) * | 2015-09-07 | 2016-01-20 | 厦门鑫嘉捷电子科技有限公司 | LCD screen buffer foam |
| CN205507302U (en) * | 2016-02-29 | 2016-08-24 | 维沃移动通信有限公司 | Backlight module and display device |
| CN205594265U (en) * | 2016-05-11 | 2016-09-21 | 合肥鑫晟光电科技有限公司 | Backlight module and display device |
| CN106678613A (en) * | 2016-11-17 | 2017-05-17 | 深圳市捷智天成科技有限公司 | Light filter film for filtering blue light and backlight module |
| CN106813164A (en) * | 2017-04-01 | 2017-06-09 | 京东方科技集团股份有限公司 | Backing structure and display device |
| CN207123686U (en) * | 2017-06-21 | 2018-03-20 | 深圳市泰衡诺科技有限公司 | Mobile phone backlight module buffer structure |
-
2017
- 2017-06-21 CN CN201710475846.4A patent/CN107132695B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204516282U (en) * | 2015-03-05 | 2015-07-29 | 锤子软件（北京）有限公司 | A kind of electronic equipment and display screen reflecting piece assembly thereof |
| CN204853144U (en) * | 2015-08-07 | 2015-12-09 | Tcl显示科技（惠州）有限公司 | Subassembly, display module assembly and mobile terminal are shaded |
| CN204989692U (en) * | 2015-09-07 | 2016-01-20 | 厦门鑫嘉捷电子科技有限公司 | LCD screen buffer foam |
| CN205507302U (en) * | 2016-02-29 | 2016-08-24 | 维沃移动通信有限公司 | Backlight module and display device |
| CN205594265U (en) * | 2016-05-11 | 2016-09-21 | 合肥鑫晟光电科技有限公司 | Backlight module and display device |
| CN106678613A (en) * | 2016-11-17 | 2017-05-17 | 深圳市捷智天成科技有限公司 | Light filter film for filtering blue light and backlight module |
| CN106813164A (en) * | 2017-04-01 | 2017-06-09 | 京东方科技集团股份有限公司 | Backing structure and display device |
| CN207123686U (en) * | 2017-06-21 | 2018-03-20 | 深圳市泰衡诺科技有限公司 | Mobile phone backlight module buffer structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873440A (en) * | 2018-08-29 | 2018-11-23 | 努比亚技术有限公司 | A kind of protection structure of LCD display module |
| CN115058041A (en) * | 2022-07-20 | 2022-09-16 | 湖北祥源高新科技有限公司 | Double-sided self-adsorption reworkable polyurethane foam and preparation method thereof |
| CN115058041B (en) * | 2022-07-20 | 2023-04-18 | 湖北祥源高新科技有限公司 | Double-sided self-adsorption reworkable polyurethane foam and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107132695B (en) | 2023-12-26 |
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