CN103175031A - Backlight module and rubber frame structure thereof - Google Patents
Backlight module and rubber frame structure thereof Download PDFInfo
- Publication number
- CN103175031A CN103175031A CN2013100784974A CN201310078497A CN103175031A CN 103175031 A CN103175031 A CN 103175031A CN 2013100784974 A CN2013100784974 A CN 2013100784974A CN 201310078497 A CN201310078497 A CN 201310078497A CN 103175031 A CN103175031 A CN 103175031A
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- CN
- China
- Prior art keywords
- frame structure
- blooming piece
- locating dowel
- location indentations
- adhesive frame
- Prior art date
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- 230000003287 optical effect Effects 0.000 claims abstract description 25
- 238000007373 indentation Methods 0.000 claims description 61
- 239000000853 adhesive Substances 0.000 claims description 47
- 230000001070 adhesive effect Effects 0.000 claims description 47
- 230000004308 accommodation Effects 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 239000012788 optical film Substances 0.000 abstract 5
- 239000004033 plastic Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a backlight module and a rubber frame structure thereof. The rubber frame structure is used for positioning the optical assembly. The optical assembly comprises a light guide plate and an optical film. The optical film is laminated on the light guide plate. The optical film comprises a positioning hole and a burr part positioned on the periphery of the positioning hole. The plastic frame structure comprises a body part, a supporting part, a positioning column and a positioning concave part. The body part comprises a bearing surface. The abutting part is connected with the body part. The abutting portion abuts against the optical component. The positioning column is positioned on the bearing surface. The positioning column leans against the positioning hole of the optical film. The height of the positioning column is larger than or equal to the thickness of the optical film. The positioning concave part is positioned on the bearing surface and adjacent to the positioning column. The positioning concave part is used for accommodating the burr part.
Description
Technical field
The present invention relates to a kind of fixed structure, particularly a kind of backlight module and adhesive frame structure thereof.
Background technology
Be typically provided with a plurality of locating holes on blooming piece, and blooming piece leans on the locating dowel of glue frame with locating hole, and make the blooming piece location.Yet blooming piece is because cutting locating hole, and produces the burr of locating hole periphery.And when blooming piece formed with multilayer, the burr of locating hole were also multilayer, became the outstanding of blooming piece top layer with the burr that cause locating hole.
Therefore, when blooming piece is located, the burr of locating hole will cause producing the space between blooming piece and locating dowel, and the phenomenons such as the formed outstanding surface local height out-of-flatness that will cause backlight module of the burr of locating hole or local eminence.In this, blooming piece may be because of factors such as burr, space or slips, and can't locate, and even produces the problems such as Newton's ring phenomenon.
And, for satisfying the demand of sci-tech product slimming, and make locating dowel height be designed with more and more short trend.Yet, if for the harsh requirement of the machining accuracy of locating hole periphery, make the process-cycle extend, and also will improve processing cost.
Therefore, how to propose one entirely the positioning optical diaphragm in backlight module, be one of problem extremely to be solved.
Summary of the invention
The present invention proposes a kind of adhesive frame structure in order to the positioning optical assembly.Optical module comprises LGP and blooming piece, and blooming piece is laminated in LGP, and blooming piece comprises locating hole and the burr section that is positioned at the locating hole periphery.Adhesive frame structure comprises: body comprises loading end; Support division connects body, and support division is in order to support optical module; Locating dowel is positioned at loading end, and the locating hole of locating dowel dependence blooming piece, and the height of locating dowel is more than or equal to the thickness of blooming piece; Location indentations is positioned at loading end and adjacent to locating dowel, and location indentations is in order to accommodating burr section.
The present invention proposes a kind of backlight module, and it comprises optical module, and this optical module comprises LGP and blooming piece, and blooming piece is laminated in LGP, and blooming piece comprises locating hole and the burr section that is positioned at the locating hole periphery.Adhesive frame structure comprises: body comprises loading end; Support division connects body, and support division is in order to support optical module; Locating dowel is positioned at loading end, and locating dowel reaches the height of locating dowel more than or equal to the thickness of blooming piece in order to lean on the locating hole of blooming piece; Location indentations is positioned at loading end and adjacent to locating dowel, and location indentations is in order to accommodating burr section.
In an embodiment of the present invention, utilize adhesive frame structure positioning optical assembly, and chimeric with locating hole and locating dowel, and LGP and blooming piece are fixed.And adhesive frame structure has location indentations holding the burr section of locating hole periphery, and blooming piece entirely is positioned in backlight module.
Below be described in detail detailed features of the present invention and advantage in embodiment, its content is enough to make any those skilled in the art understand technology contents of the present invention and implement according to this, and scope and the accompanying drawing of content disclosed according to this specification, claims, any those skilled in the art can understand purpose and the advantage that the present invention is correlated with easily.
Description of drawings
Figure 1A is the backlight module of one embodiment of the invention and the profile of adhesive frame structure thereof.
Figure 1B is the backlight module of one embodiment of the invention and the exploded view of adhesive frame structure thereof.
Fig. 1 C is the backlight module of another embodiment of the present invention and the exploded view of adhesive frame structure thereof.
Fig. 2 A is the backlight module of one embodiment of the invention and the schematic diagram of adhesive frame structure thereof.
Fig. 2 B is the backlight module of another embodiment of the present invention and the schematic diagram of adhesive frame structure thereof.
Fig. 3 A is the cutaway view of the adhesive frame structure of one embodiment of the invention.
Fig. 3 B is the cutaway view of the adhesive frame structure of one embodiment of the invention.
Fig. 3 C is the cutaway view of the adhesive frame structure of one embodiment of the invention.
Fig. 4 A is the locating dowel of adhesive frame structure of one embodiment of the invention and the stereogram () of location indentations.
Fig. 4 B is the locating dowel of adhesive frame structure of one embodiment of the invention and the stereogram (two) of location indentations.
Fig. 4 C is the locating dowel of adhesive frame structure of one embodiment of the invention and the stereogram (three) of location indentations.
Fig. 5 is the enforcement schematic diagram of the adhesive frame structure of one embodiment of the invention.
Wherein, description of reference numerals is as follows:
1 backlight module
10 adhesive frame structures
11 bodies
111 loading ends
12 support divisions
The 12a end face
13 locating dowels
131 tops
14 location indentations
The 14a bottom
The 14b end
The 14c end
The 14d sidewall
20 optical modules
21 LGPs
22 blooming pieces
The 22a base portion
The 22b extension
221 locating holes
222 burr sections
222a burr root
223 first surfaces
224 second surfaces
30 gaps
40 frameworks
41 inwalls
The specific embodiment
Figure 1A is the profile of backlight module of the present invention and adhesive frame structure thereof.Figure 1B and Fig. 1 C are the backlight module of one embodiment of the invention and the exploded view of adhesive frame structure thereof, and wherein Fig. 1 C finds out for clear the adhesive frame structure 10 that is arranged in backlight module 1, and omits optical module 20.Fig. 2 A and Fig. 2 B are the backlight module of one embodiment of the invention and the schematic diagram of adhesive frame structure thereof.
See also Figure 1A, Figure 1B, Fig. 1 C, Fig. 2 A and Fig. 2 B, backlight module 1 mainly is comprised of optical module 20, adhesive frame structure 10 and framework 40, and wherein adhesive frame structure 10 is in order to positioning optical assembly 20.
In this, when with adhesive frame structure 10 positioning optical assembly 20, support division 12 is seized LGP 21 on both sides by the arms, and exposes the second surface 224 of blooming piece 22 and the end face 12a of support division 12.And the locating dowel of adhesive frame structure 10 13 embeds the locating hole 221 of blooming pieces 22, and location indentations 14 is held the burr section 222 of locating hole 221 peripheries.After locating hole 221 and locating dowel 13 were chimeric, LGP 21 and blooming piece 22 were fixed.Thus, adhesive frame structure 10 positioning optical assemblies 20.
In certain embodiments, the locating hole 221 that locating dowel 13 leans on extension 22b can be with locating dowel 13 and wears locating hole 221, so that the periphery of locating dowel 13 leans in the edge of locating hole 221, and make locating dowel 13 be fixed in (as shown in Fig. 2 A) in locating hole 221.
Perhaps, locating dowel 13 can lean in locating hole 221, and the edge that locating hole 221 is able to part seizes locating dowel 13 on both sides by the arms, and makes locating dowel 13 be fixed in (as shown in Fig. 2 B) in locating hole 221.In this, blooming piece 22 is with the inwall 41 of edges abut support division 12, locating dowel 13 and the framework 40 of extension 22b.
In certain embodiments, blooming piece 22 can be comprised of multilayer film.At this, the present embodiment with blooming piece 22 take 3 layers as example explanation, but not as limit.The quantity of blooming piece 22 can change according to actual needs.
Wherein, distribution mode and the quantity of locating hole 221 on extension 22b does not limit, and visual actual demand is changed.Locating hole 221 is fitted to each other with the shape of locating dowel 13, can be circular, oval, square etc.
Wherein, gap 30 can be in order to insert the light source module (not shown).The light that light source module sends is incident in LGP 21 by the incidence surface of LGP 21.
The groove of location indentations 14 for having desired depth, wherein location indentations 14 can be arranged at loading end 111 and adjacent with locating dowel 13, or is arranged near on the loading end 111 of locating dowel 13.
Wherein, location indentations 14 generation types do not limit, for example in certain embodiments, location indentations 14 can the mould ejection formation cutting down finished cost, or be that the mode that mills out forms, be different forms and location indentations 14 can be milled out on demand.
Fig. 3 A to Fig. 3 C is the cutaway view of the adhesive frame structure of one embodiment of the invention.
The horizontal-extending line of loading end 111 (as shown in dotted line in Fig. 3 A to Fig. 3 C) is vertical with locating dowel 13, and location indentations 14 is the open space under the horizontal-extending line.Have difference in height between the bottom 14a of location indentations 14 and the horizontal-extending line of loading end 111, this difference in height is the depth D 1 of location indentations 14.
In certain embodiments, the depth D 1 of location indentations 14 is between between 0.095mm to 0.155mm.Yet the explanation of aforementioned depth D 1 about location indentations 14 is only for for example, and the present invention can be according to the actual demand adjustment not as limit.
See also Fig. 3 A and Fig. 3 B, an end 14b of location indentations 14 is adjacent to bottom 14a, and the other end 14c is adjacent to loading end 111, and is the sidewall 14d of location indentations 14 between end 14b and end 14c.Therefore, the bottom 14a of location indentations 14 is adjacent to locating dowel 13 and sidewall 14d.
As shown in Figure 3A, location indentations 14 can be towards the other end 14c the shape of cutting sth. askew that the degree of depth is successively decreased by an end 14b of positioned adjacent post 13, and bottom 14a and the formed angle of sidewall 14d are the obtuse angle.Perhaps, as shown in Fig. 3 B, the bottom 14a of location indentations 14 can be close to as vertical with sidewall 14d, and location indentations 14 is approximately rectangle.Moreover as shown in Figure 3 C, bottom 14a and sidewall 14d are connected to concave surface.
In certain embodiments, the bottom 14a of location indentations 14 can be close to as vertical with sidewall 14d, location indentations 14 can be approximately rectangle, and adhesive frame structure 10 is arranged at framework 40 when interior, the bottom 14a of location indentations 14 adjacent with the inwall 41 of framework 40 (as shown in Fig. 1 C), and make location indentations 14 be the rectangle accommodation space.
Fig. 4 A to Fig. 4 C is the locating dowel of adhesive frame structure of embodiments of the invention and the stereogram of location indentations.
In certain embodiments, location indentations 14 can be ring-type or polygon accommodation space, and the end 14c of location indentations 14 is adjacent to loading end 111, and namely the part edge (top edge) of the sidewall 14d of location indentations 14 can engage with loading end 111.
As shown in Fig. 4 A, location indentations 14 is surrounded on the periphery of locating dowel 13; As shown in Figure 4 B, location indentations 14 is positioned at the periphery of locating dowel 13 and is the rectangle accommodation space, therefore, the bottom 14a of location indentations 14 is adjacent to locating dowel 13 and sidewall 14d, and the top edge of the sidewall 14d of location indentations 14 engages with loading end 111, and makes location indentations 14 between locating dowel 13 and loading end 111.
As shown in Fig. 4 C, location indentations 14 is a plurality of accommodating unit, and these accommodating unit are arranged near on the loading end 111 of locating dowel 13, but is not engaged in locating dowel 13, and make location indentations 14 local linking locating dowels 13, and the compartment of terrain is arranged at the periphery of locating dowel 13.
Fig. 5 is the enforcement schematic diagram of the adhesive frame structure of one embodiment of the invention.Therefore, blooming piece 22 is 3 layers, but the present invention is not as limit.
See also Fig. 5, blooming piece 22 is pressed close to LGP 21 and loading end 111 with first surface 223, and locating dowel 13 is passed locating hole 221.Therefore, location indentations 14 is accommodating protrudes from the burr section 222 of first surface 223, and burr root 222a is positioned at the bottom 14a of location indentations 14.
In certain embodiments, the depth D 1 of location indentations 14 is between 0.5 times to 1 times of thickness D2 of blooming piece 22, and therefore, location indentations 14 is held burr section 222.So the present invention, can be according to the actual demand adjustment not as limit.
In this, the height of locating dowel 13 preferably can be close to the thickness that equals blooming piece 22, and second surface 224 is the plane with the top 131 of locating dowel 13.Perhaps, during greater than the thickness of blooming piece 22, the top 131 of locating dowel 13 protrudes from second surface 224 when the height of locating dowel 13.
In an embodiment of the present invention, utilize adhesive frame structure positioning optical assembly, and chimeric with locating hole and locating dowel, and LGP and blooming piece are fixed.And the location indentations that adhesive frame structure has is held the burr section of locating hole periphery, so that blooming piece entirely is positioned in backlight module.
Although technology contents of the present invention discloses as above with preferred embodiment; so it is not to limit the present invention; any those skilled in the art; do not breaking away from spirit of the present invention many changes and the change done; all should be covered by in category of the present invention, so protection scope of the present invention is as the criterion when looking the protection domain that the claims of enclosing define.
Claims (17)
1. adhesive frame structure, in order to locate an optical module, this optical module comprises a LGP and at least one blooming piece, and this blooming piece is laminated in this LGP, this blooming piece comprises a locating hole and a burr section that is positioned at this locating hole periphery, and this adhesive frame structure comprises:
One body comprises a loading end;
One support division connects this body, in order to support this optical module;
One locating dowel is positioned at this loading end, and in order to lean on this locating hole of this blooming piece, the height of this locating dowel is more than or equal to the thickness of this blooming piece; And
One location recess is positioned at this loading end and adjacent to this locating dowel, in order to accommodating this burr section.
2. adhesive frame structure as claimed in claim 1, wherein this location indentations is the groove with a desired depth.
3. adhesive frame structure as claimed in claim 1, wherein this location indentations is towards the other end shape of cutting sth. askew that the degree of depth is successively decreased by an end of contiguous this locating dowel.
4. adhesive frame structure as claimed in claim 1, wherein this location indentations is positioned at the periphery of this locating dowel.
5. adhesive frame structure as claimed in claim 1, wherein this location indentations is a polygon accommodation space.
6. adhesive frame structure as claimed in claim 1, wherein this location indentations is a plurality of accommodating unit, described this locating dowel of accommodating unit local linking.
7. adhesive frame structure as claimed in claim 1, wherein the degree of depth of this location indentations is between 0.5 times to 1 times of thickness of this blooming piece.
8. adhesive frame structure as claimed in claim 7, wherein the degree of depth of this location indentations is between between 0.095mm to 0.155mm.
9. adhesive frame structure as claimed in claim 1, wherein this locating dowel wears this locating hole of this blooming piece.
10. backlight module comprises:
One optical module comprises
One LGP; And
At least one blooming piece is laminated in this LGP, and this blooming piece comprises a locating hole and position
A burr section in this locating hole periphery; And
One adhesive frame structure comprises:
One body comprises a loading end;
One support division connects this body, in order to support this optical module;
One locating dowel is positioned at this loading end, and in order to lean on this locating hole of this blooming piece, the height of this locating dowel is more than or equal to the thickness of this blooming piece; And
One location recess is positioned at this loading end and adjacent to this locating dowel, in order to accommodating this burr section.
11. backlight module as claimed in claim 10, wherein this blooming piece also comprises a base portion and an extension, and this base portion is laminated on this LGP, and this extension connects this base portion and is provided with this locating hole.
12. backlight module as claimed in claim 10, wherein this location indentations is towards the other end shape of cutting sth. askew that the degree of depth is successively decreased by an end of contiguous this locating dowel.
13. backlight module as claimed in claim 10, wherein this location indentations is the groove with a desired depth.
14. backlight module as claimed in claim 10, wherein this location indentations is positioned at the periphery of this locating dowel.
15. backlight module as claimed in claim 10, wherein the degree of depth of this location indentations is between 0.5 times to 1 times of thickness of this blooming piece.
16. backlight module as claimed in claim 15, wherein the degree of depth of this location indentations is between between 0.095mm to 0.155mm.
17. backlight module as claimed in claim 10, wherein this locating dowel wears this locating hole of this blooming piece.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101149067A TWI494645B (en) | 2012-12-21 | 2012-12-21 | Backlight module and plastic frame structure thereof |
| TW101149067 | 2012-12-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103175031A true CN103175031A (en) | 2013-06-26 |
| CN103175031B CN103175031B (en) | 2015-11-25 |
Family
ID=48635080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310078497.4A Active CN103175031B (en) | 2012-12-21 | 2013-03-12 | Backlight module and rubber frame structure thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103175031B (en) |
| TW (1) | TWI494645B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104049297A (en) * | 2014-05-05 | 2014-09-17 | 友达光电股份有限公司 | Backlight module and display device |
| CN104613419A (en) * | 2013-11-04 | 2015-05-13 | 苏州璨宇光学有限公司 | Light guide structure |
| CN105814472A (en) * | 2013-10-11 | 2016-07-27 | 弗莱尔系统公司 | Optical barrel assembly, camera including the same, analyte detector including the same, and associated methods |
| CN109036123A (en) * | 2018-08-23 | 2018-12-18 | 深圳创维－Rgb电子有限公司 | A kind of assemble method of backlight module, display equipment and backlight module |
| JP2020503637A (en) * | 2017-01-05 | 2020-01-30 | 京東方科技集團股▲ふん▼有限公司Ｂｏｅ Ｔｅｃｈｎｏｌｏｇｙ Ｇｒｏｕｐ Ｃｏ．，Ｌｔｄ． | Backlight module and display device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019095153A1 (en) | 2017-11-15 | 2019-05-23 | 瑞仪光电(苏州)有限公司 | Backlight module and display device |
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| CN105814472A (en) * | 2013-10-11 | 2016-07-27 | 弗莱尔系统公司 | Optical barrel assembly, camera including the same, analyte detector including the same, and associated methods |
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| JP2020503637A (en) * | 2017-01-05 | 2020-01-30 | 京東方科技集團股▲ふん▼有限公司Ｂｏｅ Ｔｅｃｈｎｏｌｏｇｙ Ｇｒｏｕｐ Ｃｏ．，Ｌｔｄ． | Backlight module and display device |
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| CN109036123A (en) * | 2018-08-23 | 2018-12-18 | 深圳创维－Rgb电子有限公司 | A kind of assemble method of backlight module, display equipment and backlight module |
| CN109036123B (en) * | 2018-08-23 | 2021-08-31 | 深圳创维－Rgb电子有限公司 | Backlight module, display equipment and assembling method of backlight module |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI494645B (en) | 2015-08-01 |
| CN103175031B (en) | 2015-11-25 |
| TW201426090A (en) | 2014-07-01 |
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