CN208737803U - Backlight and display device - Google Patents
Backlight and display device Download PDFInfo
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- CN208737803U CN208737803U CN201821367019.XU CN201821367019U CN208737803U CN 208737803 U CN208737803 U CN 208737803U CN 201821367019 U CN201821367019 U CN 201821367019U CN 208737803 U CN208737803 U CN 208737803U
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- load
- circuit board
- bearing part
- flexible circuit
- backlight
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Abstract
The utility model provides a kind of backlight and display device, wherein backlight, applied to the flexible circuit board with bent area comprising: ontology and the load-bearing part being connect with the ontology；The load-bearing part is curve form close at least side of the flexible circuit board bent area, and the shape when curve form is bent with the flexible circuit board bent area matches, and the load-bearing part is for carrying the flexible circuit board bent area.The bending resistance of display device can be improved by setting curve form close at least side of flexible circuit board bent area for load-bearing part in backlight in the program.
Description
Technical field
The utility model relates to field of display technology, more particularly to a kind of backlight and display device.
Background technique
With the development of display device, the display device of narrow frame is more and more welcomed by the people.
In order to make display device realize narrow frame, the flexible circuit board after needing to control bending to display module edge away from
From.As shown in Figure 1, the distance X at flexible circuit board 2 to 3 edge of display module is smaller, the frame of display device is narrower.However, X
Value it is smaller, the stress that flexible circuit board 2 is subject to is bigger, will cause flexible circuit board 2 as shown in Figure 1 and deforms, or even fracture.
Utility model content
The purpose of this utility model is to provide a kind of backlight and display devices, and the resistant to bending of display device can be improved
Performance.
The utility model embodiment provides a kind of backlight, applied to the flexible circuit board with bent area comprising:
Ontology and the load-bearing part being connect with the ontology；
The load-bearing part close to the flexible circuit board bent area at least side be curve form, the curve form with
Shape matching when the flexible circuit board bent area is bent, the load-bearing part is for carrying the flexible circuit board bent area.
In some embodiments, the ontology and the load-bearing part are integrally formed.
In some embodiments, the value range of the radius of curvature of the load-bearing part is between 0.4 millimeter to 0.6 millimeter.
In some embodiments, the height of the load-bearing part is greater than the height of the ontology.
In some embodiments, the value range of the load-bearing part and the body height difference is 0.23 millimeter to 0.25
Between millimeter.
In some embodiments, the value range of the height of the load-bearing part is between 1 millimeter to 1.1 millimeters.
The utility model embodiment additionally provides a kind of display device comprising: backlight, display panel and flexible circuitry
Plate；
The display panel is arranged in the backlight；
The flexible circuit board includes bent area, when the flexible circuit board bent area is bent to the backlight direction,
Make the flexible circuit board that side of the backlight far from the display panel is set；
The backlight includes ontology and the load-bearing part that connect with the ontology, and the load-bearing part is close to the flexible circuitry
At least side of plate bent area is curve form, the shape when the curve form and the flexible circuit board bent area are bent
Match, the load-bearing part is for carrying the flexible circuit board bent area.
In some embodiments, the ontology and the load-bearing part are integrally formed.
In some embodiments, the value range of the radius of curvature of the load-bearing part is between 0.4 millimeter to 0.6 millimeter.
In some embodiments, the height of the load-bearing part is greater than the height of the ontology.
A kind of backlight and display device of the utility model embodiment, by by load-bearing part in backlight close to flexible wires
At least side of road plate bent area is set as curve form, and the bending resistance of display device can be improved.
For the above content of the utility model can be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate institute's attached drawing
Formula is described in detail below:
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing display device.
Fig. 2 is the structural schematic diagram of display device provided by the embodiment of the utility model.
Fig. 3 is the structural schematic diagram of backlight provided by the embodiment of the utility model.
Specific embodiment
The explanation of following embodiment is to can be used to the specific of implementation to illustrate the utility model with reference to additional schema
Embodiment.The direction term that the utility model is previously mentioned, for example, "upper", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " side " etc. is only the direction with reference to annexed drawings.Therefore, the direction term used is to illustrate and understand that this is practical
It is novel, rather than to limit the utility model.
The similar unit of structure is to be given the same reference numerals in the figure.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the utility model., which there is the phrase, in each position in the description to be each meant
Identical embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art are explicit
Ground and implicitly understand, embodiment described herein can be combined with other embodiments.
The utility model embodiment provides a kind of display device, please refers to Fig. 1, and Fig. 1 mentions for the utility model embodiment
The structural schematic diagram of the display device of confession.Display device 1 includes backlight 11, display panel 12 and flexible circuit board 13.
Display panel 12 is arranged in backlight 11.Display panel 12 includes array substrate 121 and is arranged in array substrate
On color membrane substrates 122.Wherein, multiple thin film transistor (TFT)s are provided in array substrate 121.Color membrane substrates 122 can be by glass
The structure compositions such as substrate, black matrix", color layer and protective layer are able to achieve colored display.
Flexible circuit board 13 can be pressed by polyimides, copper foil and adhesive glue.It can be single sided board, two-sided
The wiring board of the forms such as plate, demixing plate and Rigid Flex.Flexible circuit board 13 includes bent area 131, the flexible circuit board
Bent area 131 can be such that flexible circuit board 13 bends.As shown in Figure 1, working as flexible circuit board bent area 131 to 11 direction of backlight
When bending, make flexible circuit board 13 that side of the backlight 11 far from display panel 12 is set.At this point, if flexible circuit board is curved
The bending curvature of folding area 131 is smaller, suffered stress concentration distribution, easily causes its deformation to be even broken, and cause to be connected thereto
Display panel 12 be bent.
Preferably, it is fixed in backlight 11 to encourage flexible circuit board 13, it can be in flexible circuit board 13 and backlight
Colloid layer 14 as shown in Figure 1 is set between 11.The colloid layer 14 can be by ACF (Anisotropic Conductive
Film, anisotropic conductive film) composition.Wherein ACF is made of glue material, conducting particles and protective film.Wherein, conducting particles is in hot pressing
Under the action of rupture, realize the effect of conducting medium.
In order to support flexible circuit board bent area 131, in the present embodiment, the shape of backlight 11 is improved.
As shown in Figure 1, backlight 11 includes ontology 111 and the load-bearing part 112 connecting with the ontology 111.Wherein, ontology 111 is length
Cube shape, the ontology 111 is for carrying the structures such as the polaroid being disposed thereon, display panel.The load-bearing part 112 is close
At least side of the flexible circuit board bent area 131 is curve form, and the curve form and the flexible circuit board are bent
Shape matching when area 131 is bent.Preferably, the ontology 111 and load-bearing part 112 are integrally formed.
Specifically, as shown in Fig. 2, part of it is in when flexible circuit board bent area 131 is bent to 11 direction of backlight
Formation state, a part are in bending state.Correspondingly, as shown in figure 3, load-bearing part 112 is close to flexible circuit board bent area
A part of side is curve form, and a part of side is flat shape.Wherein, the plane of upper part is located in load-bearing part 112,
Its length value range can be between 0.4 millimeter to 0.5 millimeter.It is located at the plane of lower part, length in load-bearing part 112
Value range can be between 0.55 millimeter to 0.65 millimeter.Preferably, the range of curvature radius of the load-bearing part 112 is 0.4 milli
Rice is between 0.6 millimeter.
In some embodiments, it as shown in Fig. 2, one end of flexible circuit board 13 is arranged on the display panel 12, and shows
Panel 12 is arranged on the ontology 111 of backlight 11.In order to avoid flexible circuit board bent area 131 is close to the water of display panel 12
The height of load-bearing part 112 can be set greater than the height of ontology 111 by flat part hovering.Preferably, as shown in figure 3, carrying
The value range of the height H2 of part 112 is between 1 millimeter to 1.1 millimeters.The value of load-bearing part 112 and 11 height difference H1 of ontology
Range is between 0.23 millimeter to 0.25 millimeter.
To sum up, when flexible circuit board bent area 131 is bent to 11 direction of backlight, which can be soft with this
Property the perfect fitting in wiring board bent area 131, i.e., the described load-bearing part 112 can carry the flexible circuit board bent area 131, share
Stress suffered by the flexible circuit board bent area 131 avoids the bending of display panel 12.
Preferably, in some embodiments, as shown in Figure 1, being additionally provided with first between backlight 11 and display panel 12
Polaroid 15 is additionally provided with the second polaroid 16 on display panel 12.Wherein, the first polaroid 15 and the second polaroid 16 are made jointly
With, make by specific direction vibrate light pass through.It is additionally provided with driving chip 17 on the display panel 12, for controlling display device 1
Picture display effect.
Backlight and display device provided by the embodiment of the utility model, by by load-bearing part in backlight close to flexible wires
The side of road plate bent area is set as curve form, and the bending resistance of display device can be improved.
Although above preferred embodiment is not used in conclusion the utility model is disclosed above with preferred embodiment
To limit the utility model, those skilled in the art can make without departing from the spirit and scope of the utility model
It is various to change and retouch, therefore the protection scope of the utility model subjects to the scope of the claims.
Claims (10)
1. a kind of backlight, applied to the flexible circuit board with bent area characterized by comprising ontology and with described
The load-bearing part of body connection；
The load-bearing part close to the flexible circuit board bent area at least side be curve form, the curve form with it is described
Shape matching when flexible circuit board bent area is bent, the load-bearing part is for carrying the flexible circuit board bent area.
2. backlight according to claim 1, which is characterized in that the ontology and the load-bearing part are integrally formed.
3. backlight according to claim 1, which is characterized in that the value range of the radius of curvature of the load-bearing part is
Between 0.4 millimeter to 0.6 millimeter.
4. backlight according to claim 1, which is characterized in that the height of the load-bearing part is greater than the height of the ontology
Degree.
5. backlight according to claim 4, which is characterized in that the value of the load-bearing part and the body height difference
Range is between 0.23 millimeter to 0.25 millimeter.
6. backlight according to claim 1, which is characterized in that the value range of the height of the load-bearing part is 1 millimeter
To between 1.1 millimeters.
7. a kind of display device characterized by comprising backlight, display panel and flexible circuit board；
The display panel is arranged in the backlight；
The flexible circuit board includes bent area, when the flexible circuit board bent area is bent to the backlight direction, makes institute
It states flexible circuit board and side of the backlight far from the display panel is set；
The backlight includes ontology and the load-bearing part that connect with the ontology, and the load-bearing part is curved close to the flexible circuit board
At least side of folding area is curve form, and the shape when curve form is bent with the flexible circuit board bent area matches,
The load-bearing part is for carrying the flexible circuit board bent area.
8. display device according to claim 7, which is characterized in that the ontology and the load-bearing part are integrally formed.
9. display device according to claim 7, which is characterized in that the value range of the radius of curvature of the load-bearing part is
Between 0.4 millimeter to 0.6 millimeter.
10. display device according to claim 7, which is characterized in that the height of the load-bearing part is greater than the ontology
Highly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821367019.XU CN208737803U (en) | 2018-08-23 | 2018-08-23 | Backlight and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821367019.XU CN208737803U (en) | 2018-08-23 | 2018-08-23 | Backlight and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208737803U true CN208737803U (en) | 2019-04-12 |
Family
ID=66030954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821367019.XU Active CN208737803U (en) | 2018-08-23 | 2018-08-23 | Backlight and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208737803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021036992A1 (en) * | 2019-08-30 | 2021-03-04 | 京东方科技集团股份有限公司 | Display panel, jig, and method for manufacturing display panel using same |
-
2018
- 2018-08-23 CN CN201821367019.XU patent/CN208737803U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021036992A1 (en) * | 2019-08-30 | 2021-03-04 | 京东方科技集团股份有限公司 | Display panel, jig, and method for manufacturing display panel using same |
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