CN203025363U - Optical film, backlight module and display device - Google Patents
Optical film, backlight module and display device Download PDFInfo
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- CN203025363U CN203025363U CN2013200393035U CN201320039303U CN203025363U CN 203025363 U CN203025363 U CN 203025363U CN 2013200393035 U CN2013200393035 U CN 2013200393035U CN 201320039303 U CN201320039303 U CN 201320039303U CN 203025363 U CN203025363 U CN 203025363U
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- conductive layer
- blooming piece
- backlight module
- electric conductor
- diaphragm body
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Abstract
The utility model provides an optical film, a backlight module and a display device, relates to the technical field of display, and solves the electrostatic problem of the surface of the optical film since the optical film is assembled into the backlight module in the prior art. The optical film comprises a film body and an electric conductor, wherein the film body is provided with a first surface, a second surface and side surfaces; and the electric conductor comprises a first conductive layer arranged on the first surface and/or a second conductive layer arranged on the second surface. The optical film, the backlight module and the display device are suitable for the design and the manufacturing of components and parts of the display device.
Description
Technical field
The utility model relates to the display technique field, relates in particular to a kind of blooming piece, backlight module and display device.
Background technology
Existing liquid crystal display need to realize Presentation Function by backlight module because liquid crystal itself is not luminous.Wherein, as shown in Figure 1, existing backlight module 1 comprises backboard 2, reflecting plate 3, light guide plate 4, glue frame 5 and optical diaphragm group 6.Backboard 2 is used for supporting reflecting plate 3, light guide plate 4, glue frame 5 and the optical diaphragm group 6 of the face that is placed on it; Reflecting plate 3 is used for reflection ray makes it pass through light guide plate 4 ejaculations; Light guide plate 4 is used for converting the light of light source to planar light; Glue frame 5 is used for reflecting plate 3, light guide plate 4 and optical diaphragm group 6 etc. are fixed on described backboard 2; Optical diaphragm group 6 comprises that at least one has the blooming piece (diffusion sheet) 62 of equal light action in order to the blooming piece (prismatic lens) 61 that improves light-source brightness with at least one, and for common optics module, as shown in Figure 1, generally comprise two prismatic lenses 61.
Wherein, in order to guarantee the cleanliness factor of blooming piece, improve the quality of products, upper surface and the lower surface at blooming piece attaches respectively diaphragm usually.But during the backlight module assembling, can produce static on the blooming piece surface when tearing diaphragm, the floating thing in the surface meeting absorbed air of blooming piece causes backlight bad.And due to electrostatic interaction, the blooming sector-meeting is adsorbed mutually when a plurality of blooming pieces put together, and then produces the problem such as Newton ring.In order to solve the electrostatic problem on blooming piece surface in backlight module, be to tear speed and the number of times of diaphragm by the control operation personnel at present, and with ion blower, it dried to reduce static, but effect is bad.
The utility model content
Embodiment of the present utility model provides a kind of blooming piece, backlight module and display device, be provided with electric conductor on described blooming piece, the backlight module that comprises described blooming piece can effectively reduce or eliminate the static on blooming piece surface by the electric conductor on blooming piece.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
The utility model provides a kind of blooming piece, comprising:
The diaphragm body, wherein said diaphragm body has first surface, second surface and side;
Electric conductor, wherein said electric conductor comprise and are arranged on the first conductive layer on described first surface and/or are arranged on the second conductive layer on described second surface.
Optionally, described the first described diaphragm body first surface of conductive layer covering is all or part of; Described the second conductive layer covers all or part of of described diaphragm body second surface.
Optionally, described electric conductor also comprises the 3rd conductive layer that is arranged on described diaphragm body side, and described the 3rd conductive layer covers all or part of of described diaphragm body side, and described the 3rd conductive layer contacts with the second conductive layer with described the first conductive layer respectively.
Optionally, the edge of described diaphragm body first surface and second surface is respectively arranged with groove, and described the first conductive layer and the second conductive layer are separately positioned on corresponding groove.
Optionally, described the first conductive layer and the second conductive layer comprise respectively at least one conductor wire.
Optionally, described conductor wire has at least two, comprising: at least one with described blooming piece parallel the first conductor wire on one side, and at least one and the second conductor wire of described the first conductor wire square crossing.
The utility model provides a kind of backlight module, comprising: backboard, glue frame and at least one blooming piece, wherein, the arbitrary described blooming piece that described blooming piece provides for the utility model.
Optionally, described electric conductor is connected with described backboard.
Optionally, be provided with through hole on described glue frame, the electric conductor on described blooming piece is connected with described backboard by described through hole.
The utility model provides a kind of display device, comprises the arbitrary described backlight module that the utility model provides.
A kind of blooming piece, backlight module and display device that the utility model embodiment provides, be provided with electric conductor on described blooming piece, described electric conductor covers first surface and/or the second surface of described diaphragm body, the backlight module that comprises described blooming piece, the electric conductor of blooming piece is connected with the backboard of described backlight module, static on the diaphragm body is conducted on backboard, thereby reduce or eliminate static on the diaphragm body.
Description of drawings
Fig. 1 is the broken section structural representation of backlight module of the prior art;
A kind of blooming piece schematic top plan view that Fig. 2 provides for the utility model embodiment;
Fig. 3 looks schematic diagram for a kind of blooming piece master that the utility model embodiment provides;
Fig. 4 looks schematic diagram for the another kind of blooming piece master that the utility model embodiment provides;
The broken section structural representation of a kind of backlight module that Fig. 5 provides for the utility model embodiment;
Reference numeral:
The 1-backlight module; The 2-backboard; The 3-reflecting plate; The 4-light guide plate; 5-glue frame; The 6-optical diaphragm group; The 61-prismatic lens; The 62-diffusion sheet; The 10-blooming piece; 101-electrostatic prevention prismatic lens; 102-electrostatic prevention diffusion sheet; 11-diaphragm body; The 111-first surface; The 112-second surface; The 113-side; The 12-electric conductor; 121-the first conductive layer; 122-the second conductive layer; 123-the 3rd conductive layer; 1211-the first conductor wire; 1212-the second conductor wire.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.
The utility model embodiment provides a kind of blooming piece 10, as shown in Figure 2 and Figure 3, comprising:
Need to prove, the diaphragm body in the utility model embodiment is blooming piece of the prior art, and the blooming piece that provides of the utility model is by on described diaphragm body, electric conductor being set and then playing the effect of electrostatic prevention.Wherein, described electric conductor 12 comprises and is arranged on the first conductive layer 121 on described first surface 111 and/or is arranged on the second conductive layer 122 on described second surface 112, can be that described electric conductor 12 includes only the first conductive layer 121 that is arranged on described first surface 111; Perhaps, can be that described electric conductor 12 includes only the second conductive layer 122 that is arranged on second surface 112; Perhaps, can also be that described electric conductor 12 comprises the first conductive layer 121 and the second conductive layer 122 that is arranged on second surface 112 that is arranged on first surface 111 simultaneously.The below will be explained in detail these three kinds of situations respectively in embodiment of the present utility model.
Existing backlight module is divided into down straight aphototropism mode set and side entrance back module according to the position difference of light source, the blooming piece that the utility model embodiment provides is applicable to any, is elaborated as example to be applied to the side entrance back module in the utility model embodiment.
A kind of blooming piece that the utility model embodiment provides, described blooming piece can be used for forming the optics module, and the optics module that comprises described blooming piece, can be by being arranged on the electric conductor on the diaphragm body, the static of diaphragm body surface is transmitted on other conductors, and then the static on less or elimination diaphragm body.
Preferably, described electric conductor is transparent.Be arranged on like this first conductive layer of first surface of described diaphragm body and/or the second conductive layer that is arranged on second surface and can not affect the characteristics of luminescence of the backlight module that comprises described blooming piece.And optional, described electric conductor is electrically conductive ink.
Optionally, described blooming piece can be arranged on prismatic lens, diffusion sheet or the blast sheet on backlight module.
Optionally, described the first described diaphragm body first surface of conductive layer covering is all or part of; Described the second conductive layer covers all or part of of described diaphragm body second surface.And preferred, described the first conductive layer is identical with the shape of the second conductive layer.
Concrete; cover first surface whole of diaphragm body when described the first conductive layer; namely form one whole layer of electric conductor by the technique such as coatings on described diaphragm body, and described electric conductor is transparent, just can not produce static when tearing like this diaphragm that is attached on blooming piece.The utility model embodiment covers diaphragm body first surface take the first conductive layer part is elaborated as example.Just do not do identical with the first conductive layer of the second conductive layer given unnecessary details again, only is elaborated as an example of the first conductive layer example.
Concrete, described the second conductive layer 122 is identical with described the first conductive layer 121 shapes, and the second conductive layer is also identical with the thickness of described the first conductive layer, is between 0.5 μ m-2 μ m, comprises 0.5 μ m and 2 μ m.For example, can be 0.8 μ m.And the width of the first conductor wire and the second conductor wire can be for example 1 μ m or 2 μ m for being not more than 3.5 μ m.And be not more than grid line on array base palte and the width of data line.And because the first conductive layer is identical with the second conductive layer, in the utility model embodiment, only the example that is shaped as with the first conductive layer is described in detail.
Be provided with electric conductor on the first surface of described like this blooming piece or second surface, can reduce or eliminate by electric conductor the static of first surface or second surface, and the optical diaphragm group that is stacked together also can contact with the first conductive layer of a following blooming piece first surface by the second conductive layer on a top blooming piece second surface, reduces or eliminates static.The second conductive layer need to be set on second surface reduce or eliminate static for being arranged in the nethermost blooming piece of backlight module optical film group.Concrete, existing backlight module generally comprises a diffusion sheet and two prismatic lenses at least, also can increase as required the quantity of prismatic lens or diffusion sheet, perhaps sets up blast sheet etc.With backlight module, a diffusion sheet and two prismatic lenses are set in the utility model embodiment, and described diffusion sheet is arranged on two and describes for example above prismatic lens.For example, first surface at diffusion sheet and prismatic lens arranges the first conductive layer, the backlight module that forms, the first conductive layer on the prismatic lens first surface contacts with the second surface of diffusion sheet, can reduce or eliminate static on the prismatic lens second surface by the first conductive layer on the prismatic lens first surface.
Optionally, as shown in Figure 3, described electric conductor 12 also comprises: be arranged on the 3rd conductive layer 123 of described diaphragm body 11 sides 113, described the 3rd conductive layer 123 contacts with described the first conductive layer 121 and/or the second conductive layer 122.Wherein said the 3rd conductive layer 123 covers all or part of of described diaphragm body 11 sides 113, and preferred, and described the 3rd conductive layer is light tight, can prevent that like this light of backlight module is from the side light leak of blooming piece.
Concrete, when the first surface of described diaphragm body is provided with the first conductive layer, described the 3rd conductive layer contacts with described the first conductive layer, also can reduce or eliminate the static of first surface by the 3rd electric conductor like this; When the second surface of described diaphragm body is provided with the second conductive layer, described the 3rd conductive layer contacts with described the second conductive layer, also can reduce or eliminate the static of second surface by the 3rd electric conductor like this; When the first surface of described diaphragm body is provided with the first conductive layer, second surface is provided with the second conductive layer, and described the 3rd conductive layer contacts with the second conductive layer with described the first conductive layer respectively.Like this, can reduce or eliminate static on diaphragm body first surface and second surface by arbitrary conductive layer.
Optionally, as shown in Figure 4, the edge of described diaphragm body 11 first surfaces 111 and/or second surface 112 is respectively arranged with groove, and described the first conductive layer 121 and/or the second conductive layer 122 are separately positioned on corresponding groove.Such the first conductive layer is concordant with first surface, and each blooming piece is stacked together very close to each other.Identical with the first conductive layer due to the second conductive layer again, when electric conductor also comprises the second conductive layer, also be provided with otch at the edge of described second surface, the second conductive layer is arranged on the incision of described second surface.Comprise that take electric conductor the first conductive layer, the second conductive layer and the 3rd conductive layer are as example in figure.And the width of described the first conductive layer and the second conductive layer is not more than 2mm, can be for example 1mm.And be not more than the width of the black matrix in display screen edge.
Optionally, as shown in Figure 2, described the first conductive layer 121 covers the part of described diaphragm body 11 first surfaces 111, comprising: at least one conductor wire 1211.Like this, the static of diaphragm body first surface can be conducted faster by conductor wire.And preferred, described conductor wire be at least two, comprising: at least one first conductor wire 1211 parallel with described blooming piece one side, and at least one and the second conductor wire 1212 of described the first conductor wire 1211 square crossings.And the width of described the first conductor wire and the second conductor wire can be for example 1 μ m or 2 μ m for being not more than 3.5 μ m.And be not more than grid line on array base palte and the width of data line.Certainly, described the first conductor wire also can be not parallel with the limit of described blooming piece.Describe as example so that the first conductor wire and described blooming piece are parallel on one side in accompanying drawing.Because the second conductor wire is identical with described the first conductor wire, can with reference to the description of the first conductor wire, here just not give unnecessary details.
The utility model embodiment provides a kind of backlight module 1, as shown in Figure 5, comprising: backboard 2, glue frame 5 and at least one blooming piece, the arbitrary described blooming piece that described blooming piece provides for the utility model embodiment.Concrete, as shown in Figure 5, but the utility model embodiment take diaphragm group 6 comprise the electrostatic prevention that two the utility model embodiment provide prismatic lens 101 (hereinafter referred to as the electrostatic prevention prismatic lens) but and the diffusion sheet 102 (hereinafter referred to as the electrostatic prevention diffusion sheet) of the electrostatic prevention that provides of the utility model embodiment be elaborated as example.And optional, the earth terminal on the PCB on the electric conductor on described blooming piece and described backlight module (Printed Circuit Board, printed circuit board (PCB)) is connected, and can eliminate like this static on blooming piece first surface and second surface.
Optionally, as shown in Figure 5, the electric conductor on described blooming piece is connected with described backboard.Existing backlight module is because backboard is all aluminum, and backboard ground connection.Described blooming piece comprises that the electric conductor that the electrostatic prevention prismatic lens is connected with the electrostatic prevention diffusion sheet is connected with described backboard, can conduct the static on blooming piece first surface and second surface to backboard, and then eliminates the static of self.Concrete, can be that the first conductive layer and/or the second conductive layer directly are connected with described backboard, perhaps by described the 3rd conductive layer, the first conductive layer and/or the second conductive layer directly are connected with described backboard.
Concrete, the electric conductor on described blooming piece is connected with described backboard, can be by on the glue frame, through hole being set, and the electric conductor on described blooming piece passes through described through hole and is connected with described backboard.Specifically can with the upwards bending of position of backboard through hole on the described glue frame of correspondence, be connected with described electric conductor by the through hole on described glue frame; Or as shown in Figure 5, by the through hole at glue frame 5, electric conductor 12 and the described backboard 2 that other conductive bodies 7 connect on described blooming piece is set.Perhaps, described glue frame can be the conducting resinl frame, directly electric conductor is connected with backboard by the conducting resinl frame like this.
The utility model embodiment provides a kind of display device, comprise: display screen and backlight module, wherein, described display screen comprises array base palte, and be formed with grid line and data line on described array base palte, the arbitrary described backlight module that described backlight module provides for the utility model embodiment.Described display device can be the display devices such as liquid crystal display, Electronic Paper and any product or the parts with Presentation Function such as TV, digital camera, mobile phone, panel computer that comprise these display devices.
Optionally, the conductor wire of described blooming piece only comprises and described diaphragm body parallel at least one the first conductor wires on one side, and described the first conductor wire is corresponding with grid line or data line on described array base palte; Concrete, described the first conductor wire or the second conductor wire can be identical and corresponding one by one with grid line or the number of data line on described array base palte, perhaps, described the first conductor wire or the second conductor wire are only corresponding with grid line or several of data line on described array base palte.Such the first conductor wire or the second conductor wire are corresponding with described grid line or data line, can not affect the characteristics of luminescence of backlight module.
Perhaps, the conductor wire of described blooming piece comprise with described diaphragm body on one side parallel at least one the first conductor wires and with at least one the second conductor wires of described the first conductor wire square crossing, described the first conductor wire and the second conductor wire are corresponding with grid line and data line on described array base palte respectively.Concrete, described the first conductor wire and the second conductor wire can be identical and corresponding one by one with grid line or the number of data line on described array base palte, perhaps, described the first conductor wire and the second conductor wire are only corresponding with grid line or several of data line on described array base palte.Like this, described the first conductor wire and described the second conductor wire are corresponding with described grid line or data line respectively, can not affect the characteristics of luminescence of backlight module.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement are within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (10)
1. a blooming piece, is characterized in that, comprising:
The diaphragm body, wherein said diaphragm body has first surface, second surface and side;
Electric conductor, wherein said electric conductor comprise and are arranged on the first conductive layer on described first surface and/or are arranged on the second conductive layer on described second surface.
2. blooming piece according to claim 1, is characterized in that, described the first conductive layer covers all or part of of described diaphragm body first surface; Described the second conductive layer covers all or part of of described diaphragm body second surface.
3. blooming piece according to claim 1 and 2, is characterized in that, described electric conductor also comprises the 3rd conductive layer that is arranged on described diaphragm body side, and described the 3rd conductive layer contacts with described the first conductive layer and/or the second conductive layer.
4. blooming piece according to claim 1 and 2, is characterized in that, the edge of described diaphragm body first surface and/or second surface is respectively arranged with groove, and described the first conductive layer and/or the second conductive layer are separately positioned on corresponding groove.
5. blooming piece according to claim 1 and 2, is characterized in that, described the first conductive layer and/or the second conductive layer comprise respectively at least one conductor wire.
6. blooming piece according to claim 5, it is characterized in that, described conductor wire is at least two, comprising: at least one with described blooming piece parallel the first conductor wire on one side, and at least one and the second conductor wire of described the first conductor wire square crossing.
7. backlight module comprises: backboard, glue frame and at least one blooming piece, it is characterized in that, and described blooming piece is the described blooming piece of claim 1-6 any one.
8. backlight module according to claim 7, is characterized in that, described electric conductor is connected with described backboard.
9. backlight module according to claim 8, is characterized in that, is provided with through hole on described glue frame, and the electric conductor on described blooming piece is connected with described backboard by described through hole.
10. a display device, is characterized in that, comprises the described backlight module of claim 7-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200393035U CN203025363U (en) | 2013-01-18 | 2013-01-18 | Optical film, backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200393035U CN203025363U (en) | 2013-01-18 | 2013-01-18 | Optical film, backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203025363U true CN203025363U (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200393035U Expired - Lifetime CN203025363U (en) | 2013-01-18 | 2013-01-18 | Optical film, backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203025363U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594526A (en) * | 2018-04-26 | 2018-09-28 | 京东方科技集团股份有限公司 | a kind of backlight source module and display device |
| CN108957854A (en) * | 2018-07-26 | 2018-12-07 | 武汉华星光电技术有限公司 | A kind of backlight module and display device |
-
2013
- 2013-01-18 CN CN2013200393035U patent/CN203025363U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594526A (en) * | 2018-04-26 | 2018-09-28 | 京东方科技集团股份有限公司 | a kind of backlight source module and display device |
| CN108957854A (en) * | 2018-07-26 | 2018-12-07 | 武汉华星光电技术有限公司 | A kind of backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150702 Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20150702 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150702 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Patentee after: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 100176 Beijing city Daxing District economic and Technological Development Zone of Beijing Road No. 8 Patentee before: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
|
| CX01 | Expiry of patent term |