CN207555342U - A kind of display backlight structure - Google Patents
A kind of display backlight structure Download PDFInfo
- Publication number
- CN207555342U CN207555342U CN201721734920.1U CN201721734920U CN207555342U CN 207555342 U CN207555342 U CN 207555342U CN 201721734920 U CN201721734920 U CN 201721734920U CN 207555342 U CN207555342 U CN 207555342U
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- China
- Prior art keywords
- light guide
- guide plate
- led
- brandreth
- reflector plate
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Abstract
The utility model is related to a kind of display backlight structures, including upper brandreth, lower brandreth, LED, light guide plate, reflector plate and optical film, the LED is fixed on the lower brandreth and positioned at one end of the light guide plate, the sheet emitting is respectively fixedly disposed at positive and negative two surfaces of the light guide plate with the optical film, the upper brandreth is used to wrap up the light guide plate with the lower brandreth, the reflector plate is close to the back side of the light guide plate, and the side setting bending part of the reflector plate, bottom bending of the bending part through the guide-lighting back conforms to the front of the light guide plate.The utility model from guide-lighting back between LED by bending the part pasted up, therefore entire LED is covered by reflector plate in addition to tail portion and light-emitting surface and is surrounded, utmostly ensure that LED projects light and enters light guide plate, it is projected from positive VA areas, light losing is advantageously reduced, promotes backlight illumination.
Description
Technical field
The utility model is related to display backlight technical fields, and in particular to a kind of display backlight structure.
Background technology
Screen is mobile phone industry bound pair in one of superelevation screen accounting Cell Phone Design than broad definition comprehensively.From literal upper solution
It is exactly the front of mobile phone is entirely screen to release, and four bezel locations of mobile phone are designed using Rimless, are pursued close
100% screen accounting.At present in backlight design, the distance of LED to vision area to be increased as possible, convenient for more preferable treatment effect,
His side is usually all small as possible with a distance from VA areas under the premise of structure is met.Guide-lighting plate face within source ends, vision area
Product is larger, and the light projected from light guide plate does not enter into VA, causes light losing, is unfavorable for backlight illumination promotion.In addition, LED
There are gaps, side between light guide plate not to cover, and there are light leakage losses.
Utility model content
The utility model is at least one defect overcome described in the above-mentioned prior art, provides a kind of display backlight knot
Structure, including upper brandreth, lower brandreth, LED, light guide plate, reflector plate and optical film, the LED is fixed at the lower brandreth
One end upper and positioned at the light guide plate, the sheet emitting are respectively fixedly disposed at the positive and negative of the light guide plate with the optical film
Two surfaces, for the upper brandreth with the lower brandreth for wrapping up the light guide plate, the reflector plate is close to the light guide plate
The back side, and the side setting bending part of the reflector plate, bottom bending of the bending part through the guide-lighting back conform to
The front of the light guide plate.The utility model by reflector plate buckling calking be convenient for reflector plate dog-ear, LED light upper end and side
Face is additionally provided with the reflector plate with folding portion, the concave structure package LED and both sides fitting light guide plate of folding portion, at the same LED it
Between also have from the part that pastes up of guide-lighting back bending, therefore entire LED is covered in addition to tail portion and light-emitting surface by reflector plate
Lid surrounds, and utmostly ensures that LED projects light and enters light guide plate, is projected from positive VA areas, advantageously reduce light losing, carry
Rise backlight illumination.
Preferably, the position upper end of the LED and side are equipped with the reflector plate folding portion, the reflector plate folding portion
Concave structure, the medial concavity of the concave structure of the reflector plate folding portion wrap up the LED, the reflector plate folding portion
Spill both sides are fitted in the front of the light guide plate.Such design is in order to which LED light upper end and side are additionally provided with fold
The reflector plate in portion, folding portion concave structure package LED and both sides fitting light guide plate, allow LED in addition to tail portion and light-emitting surface all
It is covered and surrounds by reflector plate, utmostly ensure that LED projects light and enters light guide plate, project, advantageously reduce from positive VA areas
Light losing promotes backlight illumination.
Preferably, the LED by fixing device in the circuit board, the wiring board by double faced adhesive tape fixation be pasted onto
On the lower brandreth, and the wiring board is electrically connected with battery physics.Light can be reduced in this way and leaks out loss, promote backlight
Brightness.
It is fixedly connected preferably, the reflector plate is bonded with the light guide plate front by double faced adhesive tape.In this way may be used
Loss is leaked out to reduce light, promotes backlight illumination.
Preferably, the upper brandreth is fixedly connected with the lower brandreth by fastening structure.In order to allow total more
Add firm, upper brandreth is fixed with lower brandreth by the form that button bit fastens, i.e., buckle may be provided on the outer wall of lower brandreth, screens
It is correspondingly arranged on brandreth inner wall, the fastening structure of cooperation is formed, convenient for Assembling Production.
Preferably, the optical film include diffusion barrier, upper bright enhancement film and lower bright enhancement film, the diffusion barrier, it is described on
Bright enhancement film and the lower bright enhancement film are fitted in successively on the front of the light guide plate.In order to enhance illumination effect or spread light
Effect promotes brightness.
Preferably, it is not provided with being glued with glue frame on the inner wall of the lower brandreth of the LED.Such design contributes to
Ensure the safety and stabilization of light guide plate.
Compared with prior art, the beneficial effects of the utility model are：
By at reflector plate buckling, convenient for reflector plate dog-ear, LED light upper end and side are additionally provided with calking the utility model
Reflector plate with folding portion, folding portion concave structure package LED and both sides fitting light guide plate, while also have between LED from
The part that guide-lighting back bending pastes up, therefore entire LED is covered by reflector plate in addition to tail portion and light-emitting surface and is surrounded, most
Big degree ensures that LED projects light and enters light guide plate, is projected from positive VA areas, advantageously reduces light losing, it is bright to promote backlight
Degree.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the sectional view of the A-A of Fig. 1；
Fig. 3 is the sectional view of the B-B of one Fig. 1 of embodiment；
Fig. 4 is the sectional view of the B-B of two Fig. 1 of embodiment；
Fig. 5 is the C-C sectional views of Fig. 1.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram rather than pictorial diagram, it is impossible to be interpreted as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the utility model embodiment；In this practicality
In novel description, it is to be understood that if thering is the orientation of the instructions such as term " on ", " under ", "left", "right" or the position relationship to be
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description rather than instruction
Or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore retouched in attached drawing
State the term of position relationship only for illustration, it is impossible to the limitation to this patent is interpreted as, for the common skill of this field
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Embodiment
As shown in Figures 1 to 5, a kind of display backlight structure of the best embodiment of the utility model, including upper brandreth 2,
Lower brandreth 3, LED9, light guide plate 1, reflector plate 6 and optical film 7, the LED9 are fixed on the lower brandreth 3 and are located at
One end of the light guide plate 1, the sheet emitting 6 are respectively fixedly disposed at positive and negative two of the light guide plate 1 with the optical film 7
Surface, for the upper brandreth 2 with the lower brandreth 3 for wrapping up the light guide plate 1, the reflector plate 6 is close to the light guide plate 1
The back side, and the side setting bending part 4 of the reflector plate 6, bottom bending patch of the bending part 4 through 1 back side of light guide plate
It is bonded to the front of the light guide plate 1.The utility model by reflector plate buckling calking be convenient for reflector plate dog-ear, in LED light
End and side are additionally provided with the reflector plate with folding portion, and the concave structure of folding portion wraps up LED and both sides fitting light guide plate, simultaneously
Also have between LED from the part that the bending of guide-lighting back pastes up, therefore entire LED is reflected in addition to tail portion and light-emitting surface
Piece covering is surrounded, and is utmostly ensured that LED projects light and enters light guide plate, is projected from positive VA areas, advantageously reduce light damage
It loses, promotes backlight illumination.
Preferably, the position upper end of the LED9 and side are equipped with the reflector plate folding portion 12, the reflector plate turns over
12 concave structure of folding part, the medial concavity of the concave structure of the reflector plate folding portion 12 wrap up the LED9, the reflection
The spill both sides of piece folding portion 12 are fitted in the front of the light guide plate 1.Such design be for LED light upper end and side also
Equipped with the reflector plate with folding portion, the concave structure package LED and both sides fitting light guide plate of folding portion allow LED's to remove tail portion
It is surrounded with all being covered outside light-emitting surface by reflector plate, utmostly ensures that LED projects light and enters light guide plate, penetrated from positive VA areas
Go out, advantageously reduce light losing, promote backlight illumination.
Preferably, the LED9 is by the way that in fixing device assist side 10, the wiring board 10 is solid by double faced adhesive tape 11
Surely it is pasted onto on the lower brandreth 3, and the wiring board 10 is electrically connected with battery physics.Light can be reduced in this way leaks out damage
It loses, promotes backlight illumination.
It is fixedly connected preferably, the reflector plate 6 is bonded with 1 front of light guide plate by double faced adhesive tape 11.This
Sample can reduce light and leak out loss, promote backlight illumination.
Preferably, the upper brandreth 2 is fixedly connected with the lower brandreth 3 by fastening structure 8.In order to allow total
More firm, upper brandreth is fixed with lower brandreth by the form that button bit fastens, i.e., buckle may be provided on the outer wall of lower brandreth, is blocked
Position is correspondingly arranged on brandreth inner wall, the fastening structure of cooperation is formed, convenient for Assembling Production.
Preferably, the optical film 7 includes diffusion barrier 73, upper bright enhancement film 71 and lower bright enhancement film 72, the diffusion barrier
73rd, the upper bright enhancement film 71 and the lower bright enhancement film 72 are fitted in successively on the front of the light guide plate 1.It is luminous in order to enhance
Effect or the effect for spreading light promote brightness.
Preferably, it is not provided with being glued with glue frame 5 on the inner wall of the lower brandreth 3 of the LED9.It is such to be designed with
Help ensure the safety and stabilization of light guide plate.
Compared with prior art, the beneficial effects of the utility model are：
By at reflector plate buckling, convenient for reflector plate dog-ear, LED light upper end and side are additionally provided with calking the utility model
Reflector plate with folding portion, folding portion concave structure package LED and both sides fitting light guide plate, while also have between LED from
The part that guide-lighting back bending pastes up, therefore entire LED is covered by reflector plate in addition to tail portion and light-emitting surface and is surrounded, most
Big degree ensures that LED projects light and enters light guide plate, is projected from positive VA areas, advantageously reduces light losing, it is bright to promote backlight
Degree.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principles of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (7)
1. a kind of display backlight structure, described including upper brandreth, lower brandreth, LED, light guide plate, reflector plate and optical film
LED is fixed on the lower brandreth and positioned at one end of the light guide plate, the sheet emitting and the optical film are solid respectively
Surely positive and negative two surfaces of the light guide plate are arranged on, the upper brandreth is used to wrap up the light guide plate with the lower brandreth,
It is characterized in that, the reflector plate is close to the back side of the light guide plate, and the side setting bending part of the reflector plate, the bending
Bottom bending of the portion through the guide-lighting back conforms to the front of the light guide plate.
2. display backlight structure according to claim 1, which is characterized in that the position upper end of the LED and side are set
There is a reflector plate folding portion, the concave structure of reflector plate folding portion, in the concave structure of the reflector plate folding portion
Between recess portion wrap up the LED, the spill both sides of the reflector plate folding portion are fitted in the front of the light guide plate.
3. display backlight structure according to claim 1 or 2, which is characterized in that the LED is online by fixing device
On the plate of road, the wiring board is pasted onto on the lower brandreth, and the wiring board and battery physics are electrical by double faced adhesive tape fixation
Connection.
4. display backlight structure according to claim 1 or 2, which is characterized in that the reflector plate and the light guide plate
Front fitting is fixedly connected by double faced adhesive tape.
5. display backlight structure according to claim 1 or 2, which is characterized in that the upper brandreth and the lower brandreth
It is fixedly connected by fastening structure.
6. display backlight structure according to claim 1 or 2, which is characterized in that the optical film include diffusion barrier, on
Bright enhancement film and lower bright enhancement film, the diffusion barrier, the upper bright enhancement film and the lower bright enhancement film are fitted in the leaded light successively
On the front of plate.
7. display backlight structure according to claim 1 or 2, which is characterized in that be not provided with the lower iron of the LED
Glue frame is glued on the inner wall of frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721734920.1U CN207555342U (en) | 2017-12-13 | 2017-12-13 | A kind of display backlight structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721734920.1U CN207555342U (en) | 2017-12-13 | 2017-12-13 | A kind of display backlight structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207555342U true CN207555342U (en) | 2018-06-29 |
Family
ID=62662976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721734920.1U Active CN207555342U (en) | 2017-12-13 | 2017-12-13 | A kind of display backlight structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207555342U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986859A (en) * | 2019-04-29 | 2019-07-09 | 东莞捷邦实业有限公司 | A kind of screen assembly for 3D printer touch screen |
| WO2021027105A1 (en) * | 2019-08-14 | 2021-02-18 | 武汉华星光电技术有限公司 | Backlight module and display panel |
-
2017
- 2017-12-13 CN CN201721734920.1U patent/CN207555342U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986859A (en) * | 2019-04-29 | 2019-07-09 | 东莞捷邦实业有限公司 | A kind of screen assembly for 3D printer touch screen |
| CN109986859B (en) * | 2019-04-29 | 2023-10-20 | 捷邦精密科技股份有限公司 | Screen assembly for 3D printer touch screen |
| WO2021027105A1 (en) * | 2019-08-14 | 2021-02-18 | 武汉华星光电技术有限公司 | Backlight module and display panel |
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