CN207067608U - A kind of backlight module and display - Google Patents
A kind of backlight module and display Download PDFInfo
- Publication number
- CN207067608U CN207067608U CN201721050198.XU CN201721050198U CN207067608U CN 207067608 U CN207067608 U CN 207067608U CN 201721050198 U CN201721050198 U CN 201721050198U CN 207067608 U CN207067608 U CN 207067608U
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- backlight module
- cavity
- light guide
- guide plate
- blooming piece
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Abstract
The utility model discloses a kind of backlight module and display, wherein, the backlight module includes light guide plate, blooming piece, reflectance coating and backboard, the light guide plate includes exiting surface and the dot surface being oppositely arranged with the exiting surface, the exiting surface of the light guide plate is concavely provided with the first cavity for accommodating the blooming piece, the dot surface is concavely provided with the second cavity being oppositely arranged with first cavity, and the reflectance coating is located in second cavity and encapsulated by the backboard.The utility model is not required to deliberately go the space configuration for compressing light guide plate, blooming piece or reflectance coating, you can obtains ultra-thin ultra-narrow, dependable performance, backlight module that is safe and being easy to volume production.
Description
Technical field
It the utility model is related to a kind of technical field of electric appliances, more particularly to a kind of backlight module and display.
Background technology
With the continuous progress of science and technology, the continuous development of flat panel TV technology, user wants to flat panel TV appearance and modeling
More and more higher is sought, the side entering type TV on ultra-thin ultra-narrow side turns into a kind of trend trend.Referring to Fig. 1 and Fig. 2, conventional at present is super
The design of thin ultra-narrow side TV, does not often reach preferable effect.Fig. 1 is referred to, it is necessary to be stayed to diaphragm in traditional backlight module
Go out more than 1.5mm placement space, more than 0.5mm placement space is reserved to reflector plate.Or Fig. 2 is referred to, the punching of backboard side wall
Belling bag, center relevant position fluting are engaged, and being so designed that needs backboard cladding light guide plate, center cladding backboard, typically
In the case of more than back plate thickness 0.8mm, more than center thickness 1.2mm, the two is superimposed minimum 2.0mm, can not meet that display surpasses
The design requirement on thin ultra-narrow side.
Utility model content
Main purpose of the present utility model is to provide a kind of backlight module and display, it is intended to solves existing backlight module
The problem of ultra-thin ultra-narrow side can not be realized.
To achieve the above object, the utility model proposes backlight module include light guide plate, blooming piece, reflectance coating and the back of the body
Plate, the light guide plate include exiting surface and the dot surface being oppositely arranged with the exiting surface, the exiting surface fovea superior of the light guide plate
Provided with the first cavity for accommodating the blooming piece, the dot surface is concavely provided with what is be oppositely arranged with first cavity
Second cavity, the reflectance coating are located in second cavity and encapsulated by the backboard.
Preferably, the backlight module also includes being used for the center for connecting the light guide plate and the blooming piece, described
Center includes the frame body in first cavity and is arranged at some projections of the frame body peripheral, first chamber
Some grooves being adapted to the projection are opened up in the side wall of body, the blooming piece is fixedly arranged in the frame body.
Preferably, first cavity is rectangular cavity, and some grooves are evenly arranged along the side wall of rectangular cavity.
Preferably, the end face of the frame body is provided with along the extended some encapsulation bars in the edge of the frame body, institute
Encapsulation bar is stated to abut with the blooming piece.
Preferably, the encapsulation bar is abutted with the blooming piece by seal block.
Preferably, each encapsulation bar is end to end, the encapsulation bar, the projection with described this body by integral forming of frame.
Preferably, the center is resilient bezel.
Preferably, the projection is concordant with the lateral surface of the light guide plate, the encapsulation bar and the end face of the light guide plate
Concordantly.
Preferably, the end face of the backboard is concordant with the lateral surface of the light guide plate, and the backboard and the light guide plate
Between connected by viscose glue.
The utility model also provides a kind of display, is provided with backlight module as described above.
In technical solutions of the utility model, recessed first cavity on the exiting surface of light guide plate, for placing blooming piece, with
The structure of traditional backlight module is compared, and is eliminated the space shared by blooming piece in backlight module, can be effectively reduced backlight
More than the thickness 1.5mm of module；The dot surface of light guide plate is concavely provided with the second cavity, for placing reflectance coating, with traditional back of the body
The structure of optical mode group is compared, and eliminates the space shared by reflectance coating in backlight module, can effectively reduce the thickness of backlight module
More than 0.5mm, and reflectance coating acts on reflectance coating limited location between the second cavity and backboard, can effectively prevent from reflecting
Film abrades dot surface.Compared with traditional backlight module, the space for being not required to deliberately remove to compress light guide plate, blooming piece or reflectance coating is matched somebody with somebody
Put, you can obtain ultra-thin ultra-narrow, dependable performance, backlight module that is safe and being easy to volume production.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of backlight module one in the prior art；
Fig. 2 is the structural representation of another embodiment of backlight module in the prior art；
Fig. 3 is the structural representation of the embodiment of the utility model backlight module one；
Fig. 4 is the structural representation of the light guide plate in Fig. 3；
Fig. 5 is the structural representation that the embodiment of the utility model backlight module one sets center；
Fig. 6 is enlarged drawings of the Fig. 5 at A.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Light guide plate | 2 | Blooming piece |
| 3 | Reflectance coating | 4 | Backboard |
| 5 | First cavity | 6 | Second cavity |
| 7 | Center | 8 | Seal block |
| 11 | Exiting surface | 12 | Dot surface |
| 50 | Groove | 71 | Frame body |
| 72 | Projection | 73 | Encapsulation bar |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part, motion conditions etc., such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes therewith.
In addition, and it can not be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for describing purpose
Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".It is " more in description of the present utility model
It is individual " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can mechanically connect, also may be used
Be electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be the connection of two element internals
Or the interaction relationship of two elements, limited unless otherwise clear and definite.For the ordinary skill in the art, can be with
Concrete meaning of the above-mentioned term in the utility model is understood as the case may be.
In addition, the technical scheme between each embodiment of the utility model can be combined with each other, but must be with ability
Domain those of ordinary skill can be implemented as basis, will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of this technical scheme is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of backlight module.
Fig. 3 and Fig. 4 are refer to, in the embodiment of the utility model one, the backlight module includes light guide plate 1, blooming piece
2nd, reflectance coating 3 and backboard 4.This light guide plate 1 includes exiting surface 11 and the dot surface 12 being oppositely arranged with exiting surface 11, light guide plate 1
Exiting surface 11 be concavely provided with the first cavity 5 for accommodating blooming piece 2, dot surface 12 is concavely provided with and the phase of the first cavity 5
To the second cavity 6 of setting, reflectance coating 3 encapsulates in the second cavity 6 and by backboard 4.In the present embodiment, the first cavity 5,
The bottom of two cavitys 6 is plane and arranged in parallel.Blooming piece 2 is two layers, and parallel, alignment stacks together.
When backlight module is installed, blooming piece 2 is positioned in the first cavity 5 respectively, reflectance coating 3 is positioned over the second chamber
In body 6, then with backboard reflectance coating 3 is packaged in the second cavity 6.Recessed first cavity 5 on the exiting surface 11 of light guide plate 1, use
In placing blooming piece 2, compared with the structure of traditional backlight module, eliminate in backlight module shared by blooming piece 2
Space, more than the thickness 1.5mm of backlight module can be effectively reduced；The dot surface 12 of light guide plate 1 is concavely provided with the second cavity 6, uses
In placing reflectance coating 3, compared with the structure of traditional backlight module, the space shared by reflectance coating 3 in backlight module is eliminated,
It can effectively reduce more than the thickness 0.5mm of backlight module, and reflectance coating 3 is between the second cavity 6 and backboard 4, to reflection
The limited location of film 3 acts on, and can effectively prevent reflectance coating 3 from abrading dot surface 12.Compared with traditional backlight module, it is not required to deliberately go to compress
The space configuration of light guide plate, blooming piece or reflectance coating, you can obtain ultra-thin ultra-narrow, dependable performance, the safe and amount of being easy to
The backlight module of production.
Referring to Fig. 5, as an alternative embodiment of the present utility model, backlight module also includes being used to connect light guide plate 1
With the center 7 of blooming piece 2, this center 7 includes the frame body 71 in the first cavity 5 and is arranged at the periphery of frame body 71
Some projections 72, some grooves 50 being adapted to projection 72 are opened up in the side wall of the first cavity 5, blooming piece 2 is fixedly arranged on frame sheet
In body 71.Center 7 is between light guide plate 1 and blooming piece 2, and during installation, first blooming piece 2 is positioned in the first cavity 5,
The projection 72 of center 7 is sticked in the groove 50 of the side wall of the first cavity 5 again, blooming piece 2 is fixedly arranged in frame body 71.It is guide-lighting
Plate 1 and blooming piece 2 are connected by center 7, and projection 72 and groove 50 engage, and realize the design of no screw, not only realize
The overall fluency design of ultra-thin ultra-narrow, two to four installation stations of backlight module can be also saved, substantially reduce production cost.
In the present embodiment, the first cavity 5 is rectangular cavity, and some grooves 50 are evenly arranged along the side wall of rectangular cavity.For example,
Four grooves 50 are set in the first cavity 5, four grooves 50 are respectively arranged in four side walls of the first cavity 5.On center 7
Four projections 72 being adapted to one by one with groove 50 are set.Certainly, in other embodiments, the quantity that groove 50 is arranged and arrangement
Form can have a variety of, not repeat one by one herein.
Preferably, the end face of frame body 71 is provided with along the extended some encapsulation bars 73 in the edge of frame body 71, this envelope
Dress bar 73 abuts with blooming piece 2.In the present embodiment, abutted between encapsulation bar 73 and blooming piece 2 by seal block 8, one
The connection that aspect can be reinforced between center 7 and blooming piece 2, improve sealing property, on the other hand can reduce encapsulation bar 73 with
Contact area between blooming piece 2, prevent from abrading blooming piece 2.
Further, in the present embodiment, each encapsulation bar 73 is end to end, encapsulation bar 73, projection 72 with frame body 71 1
It is body formed, it is easy for installation and removal.In other embodiments, encapsulation bar 73 may not be end to end.Preferably, center
7 be the resilient bezel being prepared by elastomeric material, such as injection moulding integrated molding, easy to process.
In addition, projection 72 is concordant with the lateral surface of light guide plate 1, encapsulation bar 73 is concordant with the end face of light guide plate 1 so that backlight
Module monnolithic case is attractive in appearance, facilitates the installation and removal that backlight module is follow-up.Preferably, the end face of backboard 4 and light guide plate 1 is outer
Side is concordant, and is connected between backboard 4 and light guide plate 1 by viscose glue.
The utility model also proposes a kind of display, and the display is provided with backlight module as described above.The backlight
The concrete structure of module is with reference to above-described embodiment, because this backlight module employs whole technical sides of above-mentioned all embodiments
Case, therefore all beneficial effects at least caused by the technical scheme with above-described embodiment, this is no longer going to repeat them.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure transformation under design of the present utility model, made using the utility model specification and accompanying drawing content, or
Directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of backlight module, including light guide plate, blooming piece, reflectance coating and backboard, the light guide plate include exiting surface and with
The dot surface that the exiting surface is oppositely arranged, it is characterised in that the exiting surface of the light guide plate is concavely provided with described for accommodating
First cavity of blooming piece, the dot surface is concavely provided with the second cavity being oppositely arranged with first cavity, described anti-
Film is penetrated to be located in second cavity and encapsulated by the backboard.
2. backlight module as claimed in claim 1, it is characterised in that the backlight module also includes being used to connect the leaded light
The center of plate and the blooming piece, the center include the frame body in first cavity and are arranged at the frame sheet
Some projections in external week, some grooves being adapted to the projection, the optical film are opened up in the side wall of first cavity
Piece is fixedly arranged in the frame body.
3. backlight module as claimed in claim 2, it is characterised in that first cavity is rectangular cavity, some grooves
It is evenly arranged along the side wall of rectangular cavity.
4. backlight module as claimed in claim 2, it is characterised in that the end face of the frame body is provided with along the frame body
The extended some encapsulation bars in edge, the encapsulation bar abut with the blooming piece.
5. backlight module as claimed in claim 4, it is characterised in that the encapsulation bar passes through sealing gasket with the blooming piece
Block abuts.
6. backlight module as claimed in claim 4, it is characterised in that each encapsulation bar is end to end, the encapsulation bar, described convex
Block with described this body by integral forming of frame.
7. backlight module as claimed in claim 2, it is characterised in that the center is resilient bezel.
8. the backlight module as described in any one in claim 4 to 7, it is characterised in that the projection and the light guide plate
Lateral surface it is concordant, the encapsulation bar is concordant with the end face of the light guide plate.
9. backlight module as claimed in any of claims 1 to 7 in one of claims, it is characterised in that the end face of the backboard with it is described
The lateral surface of light guide plate is concordant, and is connected between the backboard and the light guide plate by viscose glue.
10. a kind of display, it is characterised in that be provided with claim 1 to 9 backlight module described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721050198.XU CN207067608U (en) | 2017-08-21 | 2017-08-21 | A kind of backlight module and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721050198.XU CN207067608U (en) | 2017-08-21 | 2017-08-21 | A kind of backlight module and display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207067608U true CN207067608U (en) | 2018-03-02 |
Family
ID=61516471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721050198.XU Active CN207067608U (en) | 2017-08-21 | 2017-08-21 | A kind of backlight module and display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207067608U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413463A (en) * | 2018-12-28 | 2019-03-01 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109495775A (en) * | 2018-12-28 | 2019-03-19 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109510960A (en) * | 2018-12-28 | 2019-03-22 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109672835A (en) * | 2018-12-28 | 2019-04-23 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109672912A (en) * | 2018-12-28 | 2019-04-23 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN110908165A (en) * | 2019-12-05 | 2020-03-24 | 惠州市华星光电技术有限公司 | Display module and electronic device |
| CN114019722A (en) * | 2021-11-04 | 2022-02-08 | 深圳创维－Rgb电子有限公司 | Composite diaphragm and manufacturing method thereof |
-
2017
- 2017-08-21 CN CN201721050198.XU patent/CN207067608U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413463A (en) * | 2018-12-28 | 2019-03-01 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109495775A (en) * | 2018-12-28 | 2019-03-19 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109510960A (en) * | 2018-12-28 | 2019-03-22 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109672835A (en) * | 2018-12-28 | 2019-04-23 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN109672912A (en) * | 2018-12-28 | 2019-04-23 | 深圳Tcl新技术有限公司 | Display module and television set |
| CN110908165A (en) * | 2019-12-05 | 2020-03-24 | 惠州市华星光电技术有限公司 | Display module and electronic device |
| CN110908165B (en) * | 2019-12-05 | 2022-04-26 | 惠州市华星光电技术有限公司 | Display module and electronic device |
| CN114019722A (en) * | 2021-11-04 | 2022-02-08 | 深圳创维－Rgb电子有限公司 | Composite diaphragm and manufacturing method thereof |
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| GR01 | Patent grant |