CN208938549U - A kind of backboard, backlight module and display device - Google Patents
A kind of backboard, backlight module and display device Download PDFInfo
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- CN208938549U CN208938549U CN201821949235.5U CN201821949235U CN208938549U CN 208938549 U CN208938549 U CN 208938549U CN 201821949235 U CN201821949235 U CN 201821949235U CN 208938549 U CN208938549 U CN 208938549U
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- bottom plate
- bending edge
- bending
- flange
- outer rim
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Abstract
The utility model relates to field of display technology, a kind of backboard, backlight module and display device are disclosed.Backboard includes bottom plate and side frame, and side frame includes: that outer rim, the edge of one end connecting bottom board, and edge extend perpendicular to the direction of bottom plate；Flange, one end connect the other end of outer rim, turn down from the other end of outer rim to the inside of outer rim and extend close to outer rim；First bending edge, one end connect the other end of flange, extend from the other end of flange along the direction for being parallel to bottom plate towards the inside of outer rim；Second bending edge, one end is connected to the other end of the first bending edge, extend from the other end of the first bending edge along the direction perpendicular to bottom plate far from bottom plate, length of second bending edge in the length on parallel mat direction less than the first bending edge on parallel mat direction, so that the part not connecting with the second bending edge on the first bending edge other end forms notch.Backlight module packaging efficiency and yield, saving portion material cost can be improved in above-mentioned backboard.
Description
Technical field
The utility model relates to field of display technology, in particular to a kind of backboard, backlight module and display device.
Background technique
Existing back light source structure design mostly uses backboard vertical edge collocation glue frame, and outer to be formed by buckle, adhesive tape bonding
See main structure.Currently, the design direction of backlight " light, narrow, thin, inexpensive " is increasingly taken seriously, also becomes competition and make a profit
Key point, tradition have the design width of adhesive frame structure more and more narrow, to backlight assembly precision require it is also higher and higher, from
And in actual assembled production process there are a series of displacement of membrane materials, glue frame invagination thickness abnormity, be also easy to produce residue glue etc. and ask
Topic, packaging efficiency are low.
Utility model content
The utility model discloses a kind of backboard, backlight module and display devices, it is therefore an objective to provide a kind of no glue frame design
Back light module unit structure, to improve packaging efficiency, saving portion material cost.
In order to achieve the above objectives, the utility model the following technical schemes are provided:
A kind of backboard, including bottom plate and the side frame being arranged along the edge of the bottom plate, the side frame includes:
Outer rim, one end connects the edge of the bottom plate, and extends along the direction perpendicular to the bottom plate；
Flange, one end is connected to the other end far from the bottom plate of the outer rim, far from the outer rim
The other end of the bottom plate turns down to the inside of the outer rim and extends close to the outer rim；
First bending edge, one end is connected to the other end close to the bottom plate of the flange, from leaning on for the flange
The other end bending of the nearly bottom plate simultaneously extends along the direction for being parallel to the bottom plate towards the inside of the outer rim；And
Second bending edge, one end are connected to the other end far from the flange of first bending edge, from described the
The other end bending far from the flange of one bending edge simultaneously extends along the direction perpendicular to the bottom plate far from the bottom plate,
In, second bending edge is less than first bending edge in the length being parallel on the bottom plate direction and is being parallel to the bottom
Length on plate direction, so that not connecting with second bending edge on the other end far from the flange of first bending edge
The part connect forms notch；
The flange, first bending edge and second bending edge form J-type bending structure.
Optionally, the backboard is an integral structure.
Optionally, the flange extends to the bottom plate from the other end far from the bottom plate of the outer rim, described
First bending edge extends close to the bottom plate.
A kind of backlight module, including backboard described in any of the above-described technical solution；Further include:
Optical film material is stacked with the bottom plate, is open equipped with avoid second bending edge first, and described second
Bending edge is inserted in first opening.
Optionally, the top of second bending edge is higher by 0.05mm- relative to the upper surface of the optical film material
0.1mm。
Optionally, the backlight module further include:
Shading rubber belt is covered on the optical film material, the escape groove equipped with the top for avoiding second bending edge.
Optionally, the backlight module further include:
Insulating tape is adhered to the inner surface of the flange.
Optionally, the backlight module further include:
Light guide plate is opened between the optical film material and the bottom plate equipped with avoid second bending edge second
Mouthful, second bending edge passes through second opening.
Optionally, the backlight module further include:
Reflector plate, between the light guide plate and the bottom plate, equipped with the notch for avoiding the J-type bending structure.
A kind of display device, including backlight module described in any of the above-described technical solution.
The side frame of above-mentioned backboard inwards forms J-type bending structure, and above-mentioned backlight module uses the backboard, and its light
It learns membrane material and is equipped with the first opening cooperated with the second bending edge of the J-type bending structure of backboard, pass through back so as to realize
Plate side frame directly limits optical film material, specifically, it is only necessary to when optical film material and backboard assemble, by the of optical film material
One opening is set on the second bending edge of J-type bending structure, and assembling is fast, high-efficient, moreover, being inserted by the second bending edge
Optical film material limited in the first opening, the problems such as optical film material is not likely to produce displacement, dislocation, and due to eliminating glue
Frame, the backlight module can also to avoid glue frame invaginate thickness abnormity the problems such as, and can save processing glue frame program and at
This.In conclusion packaging efficiency and yield, saving portion material cost can be improved in above-mentioned backlight module.
Detailed description of the invention
Fig. 1 is a kind of partial structure diagram of backboard provided by the embodiment of the utility model；
Fig. 2 is a kind of partial structure diagram of backboard side frame provided by the embodiment of the utility model；
Fig. 3 is a kind of cut-away section structural schematic diagram of backlight module provided by the embodiment of the utility model；
Fig. 4 is a kind of cut-away section structural schematic diagram for backlight module that another embodiment of the utility model provides；
Fig. 5 is a kind of structural schematic diagram of optical film material provided by the embodiment of the utility model；
Fig. 6 is a kind of structural schematic diagram of shading rubber belt provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of backboard 1, including bottom plate 11 and along bottom plate 11
The side frame of edge setting, side frame include:
Outer rim 12, the edge of one end connecting bottom board 11, and extend along the direction perpendicular to bottom plate 11；
Flange 13, one end are connected to the other end of the separate bottom plate 11 of outer rim 12, and from the other end of outer rim to
The inside of outer rim 12 turns down and extends close to outer rim 12；
First bending edge 14, one end are connected to the other end of the close bottom plate 11 of flange 13, and from the another of flange 13
End bending simultaneously extends along the direction for being parallel to bottom plate 11 towards the inside of outer rim 12；And
Second bending edge 15, one end are connected to the other end of the separate flange 13 of the first bending edge 14, and curved from first
The other end bending of flanging 14 simultaneously extends along the direction perpendicular to bottom plate 11 far from bottom plate 11, wherein the second bending edge 15 is flat
It goes in the length on 11 direction of bottom plate less than the first bending edge 14 in the length being parallel on 11 direction of bottom plate, so that the first bending
The part not connecting with the second bending edge 15 on the other end on side 14 forms notch；
Flange 13, the first bending edge 14 and the second bending edge 15 form J-type bending structure.
As depicted in figs. 1 and 2, in a kind of specific embodiment, backboard 1 uses metal material, is an integral structure.Relatively
It is more preferable in the structure design flatness of the assembling design of glue iron integral type in the prior art, the integral type backboard 1, and intensity is more
It is high.
Optionally, flange 13 extends to bottom plate 11 from the other end of outer rim 12, and the first bending edge 14 prolongs close to bottom plate 11
It stretches.
Optionally, the entire J-type bending structure that flange 13, the first bending edge 14 and the second bending edge 15 are formed passes through punching press
Mold molding.
As shown in Figure 3-Figure 5, the utility model embodiment additionally provides a kind of backlight module, including any of the above-described embodiment
In backboard 1；And optical film material 2 is equipped with the second bending edge of evacuation specifically, optical film material 2 is stacked with bottom plate 11
15 the first opening 21, the second bending edge 15 is inserted in the first opening 21.
It in above-mentioned backlight module, is designed by the side frame to backboard 1, it is made inwards to form J-type bending structure,
And by the matching design of the opening of optical film material 2 first 21, may be implemented directly to limit optical film material 2 by 1 side frame of backboard
Position, specifically, it is only necessary to when optical film material 2 and backboard 1 assemble, the first opening 21 of optical film material 2 is set in J-type bending
On second bending edge 15 of structure, assembling is fast, high-efficient, moreover, being inserted in the first opening 21 by the second bending edge 15
Optical film material 2 is limited, the problems such as optical film material 2 is not likely to produce displacement, dislocation, and due to eliminating glue frame, the backlight mould
The problems such as group can also be to avoid glue frame invagination thickness abnormity, and the program and cost of processing glue frame can be saved.In conclusion
Packaging efficiency and yield, saving portion material cost can be improved in above-mentioned backlight module.
As shown in Figure 3 and Figure 4, in a kind of specific embodiment, the top of the second bending edge 15 is relative to optical film material 2
Upper surface is higher by 0.05mm-0.1mm.The second bending edge 15 can be detached to avoid optical film layer in this way generate displacement.
As shown in Fig. 3, Fig. 4 and Fig. 6, in a kind of specific embodiment, backlight module provided by the utility model further includes
Shading rubber belt 3, which is covered on the edge of optical film material 2, and is equipped with and keeps away with what the top of the second bending edge 15 cooperated
Slot 31 is allowed, for avoiding the top of the second bending edge 15.
The problem of 3 one side of shading rubber belt can solve edge shading, on the other hand can will be from the of optical film material 2
The second bending edge 15 that one opening 21 is stretched out covers and provides a smooth supporting surface, to be used to support display panel.
As shown in Figure 3 and Figure 4, in a kind of specific embodiment, backlight module provided by the utility model further includes insulation
Adhesive tape 4 is adhered to the inner surface of flange 13.
The insulating tape 4, can be to avoid display panel assembling process limit offset, thus with backboard 1 for being dielectrically separated from
Contact causes the exception of short circuit.
As shown in Figure 3 and Figure 4, in a kind of specific embodiment, backlight module provided by the utility model further includes leaded light
Plate 5, the light guide plate 5 is between optical film material 2 and bottom plate 11.
In a kind of optional embodiment, as shown in figure 4, second the opening of being equipped with the second bending edge 15 of evacuation of light guide plate 5
Mouthful, the second bending edge 15 passes through the second opening；That is the position of corresponding second bending edge 15 of light guide plate 5 forms same optical film material 2
The same opening, in turn, part of the light guide plate 5 on the first bending edge 14 can form the corresponding portion of optical film material 2 good
Good correspondence and support, to promote the intensity of backing structure entirety；In addition, light guide plate 5 is limited by the second bending edge 15,
The stability of light guide plate 5 can also be made more preferable.
Certainly, as shown in figure 3, the position that light guide plate 5 corresponds to J-type bending structure may be set to be notch to J-type
Bending structure is avoided.
Optionally, above-mentioned light guide plate 5 can use injection molding.
As shown in Figure 3 and Figure 4, in a kind of specific embodiment, backlight module provided by the utility model further includes reflection
Piece 6, the reflector plate 6 is between light guide plate 5 and bottom plate 11.Specifically, the reflector plate 6 is equipped with lacking for evacuation J-type bending structure
Mouthful.Optionally, reflector plate 6 is identical as the thickness of the first bending edge 14, thus, the first bending edge 14 and reflector plate 6 are to light guide plate 5
Bearing height it is consistent, integrally-built compactedness and stability can be improved.
The utility model embodiment additionally provides a kind of display device, which includes in any of the above-described embodiment
Backlight module.
Obviously, those skilled in the art the utility model embodiment can be carried out various modification and variations without departing from
The spirit and scope of the utility model.In this way, if these modifications and variations of the present invention belong to the utility model right
It is required that and its within the scope of equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of backboard, which is characterized in that including bottom plate and the side frame being arranged along the edge of the bottom plate, the side frame packet
It includes:
Outer rim, one end connects the edge of the bottom plate, and extends along the direction perpendicular to the bottom plate；
Flange, one end are connected to the other end far from the bottom plate of the outer rim, from the outer rim far from described
The other end of bottom plate turns down to the inside of the outer rim and extends close to the outer rim；
First bending edge, one end is connected to the other end close to the bottom plate of the flange, from the close institute of the flange
It states the other end bending of bottom plate and extends along the direction for being parallel to the bottom plate towards the inside of the outer rim；And
Second bending edge, one end is connected to the other end far from the flange of first bending edge, curved from described first
The other end bending far from the flange of flanging simultaneously extends along the direction perpendicular to the bottom plate far from the bottom plate, wherein
Second bending edge is less than first bending edge in the length being parallel on the bottom plate direction and is being parallel to the bottom plate
Length on direction, so that not connect with second bending edge on the other end far from the flange of first bending edge
Part formed notch；
The flange, first bending edge and second bending edge form J-type bending structure.
2. backboard as described in claim 1, which is characterized in that the backboard is an integral structure.
3. backboard as described in claim 1, which is characterized in that the flange is from the outer rim far from the another of the bottom plate
One end extends to the bottom plate, and first bending edge extends close to the bottom plate.
4. a kind of backlight module, which is characterized in that including the described in any item backboards of claim 1-3；Further include:
Optical film material is stacked with the bottom plate, equipped with the first opening for avoiding second bending edge, second bending
While being inserted in first opening.
5. backlight module as claimed in claim 4, which is characterized in that the top of second bending edge is relative to the optics
The upper surface of membrane material is higher by 0.05mm-0.1mm.
6. backlight module as claimed in claim 5, which is characterized in that further include:
Shading rubber belt is covered on the optical film material, equipped with the escape groove avoided at the top of second bending edge.
7. backlight module as claimed in claim 4, which is characterized in that further include:
Insulating tape is adhered to the inner surface of the flange.
8. backlight module as claimed in claim 4, which is characterized in that further include:
Light guide plate, between the optical film material and the bottom plate, equipped with the second opening for avoiding second bending edge, institute
It states the second bending edge and passes through second opening.
9. backlight module as claimed in claim 8, which is characterized in that further include:
Reflector plate, between the light guide plate and the bottom plate, equipped with the notch for avoiding the J-type bending structure.
10. a kind of display device, which is characterized in that including the described in any item backlight modules of claim 4-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821949235.5U CN208938549U (en) | 2018-11-23 | 2018-11-23 | A kind of backboard, backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821949235.5U CN208938549U (en) | 2018-11-23 | 2018-11-23 | A kind of backboard, backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208938549U true CN208938549U (en) | 2019-06-04 |
Family
ID=66728005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821949235.5U Active CN208938549U (en) | 2018-11-23 | 2018-11-23 | A kind of backboard, backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208938549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022017021A1 (en) * | 2020-07-24 | 2022-01-27 | 京东方科技集团股份有限公司 | Display module and display device |
| CN114822262A (en) * | 2022-05-11 | 2022-07-29 | 绵阳惠科光电科技有限公司 | Backlight module and display device |
-
2018
- 2018-11-23 CN CN201821949235.5U patent/CN208938549U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022017021A1 (en) * | 2020-07-24 | 2022-01-27 | 京东方科技集团股份有限公司 | Display module and display device |
| CN114822262A (en) * | 2022-05-11 | 2022-07-29 | 绵阳惠科光电科技有限公司 | Backlight module and display device |
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