CN103137021B - Display device - Google Patents
Display device Download PDFInfo
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- CN103137021B CN103137021B CN201310085896.3A CN201310085896A CN103137021B CN 103137021 B CN103137021 B CN 103137021B CN 201310085896 A CN201310085896 A CN 201310085896A CN 103137021 B CN103137021 B CN 103137021B
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- circuit board
- support portion
- display unit
- display module
- circuit
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- 239000012634 fragment Substances 0.000 abstract 1
- 238000013467 fragmentation Methods 0.000 description 6
- 238000006062 fragmentation reaction Methods 0.000 description 6
- 230000012447 hatching Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Liquid Crystal (AREA)
Abstract
A display device comprises a display module, a circuit unit and a backlight module, wherein the circuit unit is electrically connected with the display module. The backlight module is provided with a supporting part, and the circuit unit is arranged on the supporting part. The display device provided by the invention has the advantages that the supporting part is arranged on the backlight module to bear the second circuit board, the opening design at the bottom of the frame body can be reduced, the mechanical strength of the frame body is increased, and the fragment probability of the display module can be reduced. In addition, the supporting part formed by extending the backlight module can save additional elements for bearing the second circuit board.
Description
Technical field
The present invention relates to a kind of display unit, particularly relate to a kind of display unit increasing mechanical strength.
Background technology
Refer to the known display unit of Fig. 1, known display unit 1 has display module 12, backlight module 14, blooming piece 16 and framework 18, wherein display module 12, blooming piece 16 are sequentially folded with backlight module 14 and are established, and backlight module 14 holds and be fixed in framework 18, display module 12 is fixed in framework 18 by adhesion coating 15.
In addition, display module 12 by first circuit board 11 to be electrically connected at second circuit board 13, and second circuit board 13 can be used to control display module 12.In known display unit 1, framework 18 is partially formed cut 17, and the receptacle material it being positioned at originally cut place is bent into carrying platform 19, is used for carrying second circuit board 13.
But the bottom of framework 18 has cut 17, then can affect the structural strength of framework 18, make display module 12 be easy to relative cut 17 place (empty frame place) and form fragmentation, affect yield.
Summary of the invention
The invention reside in and a kind of display unit is provided, so as to increasing the mechanical strength of assembling.
The invention reside in and a kind of display unit is provided, so as to reducing fragmentation probability.
Display unit disclosed in one embodiment of the invention, comprises display module, circuit unit and backlight module, and wherein circuit unit is electrically connected display module.Backlight module has support portion, and circuit unit is arranged at support portion.
Display unit disclosed in another embodiment of the present invention, comprise display module, first circuit board, second circuit board and backlight module, wherein first circuit board is arranged at display module, and second circuit board is electrically connected first circuit board.Backlight module has light guide plate, and light guide plate has light guide section and support portion, and support portion extends outstanding from light guide section, make second circuit board be arranged at support portion.
Display unit disclosed in another embodiment of the present invention, comprise display module, first circuit board, second circuit board and backlight module, wherein first circuit board is arranged at display module, and second circuit board is electrically connected first circuit board.Backlight module has tertiary circuit plate, and wherein tertiary circuit plate has body and support portion, and support portion extends outstanding from body, and second circuit board is arranged at support portion.
According to the display unit of above-described embodiment, support portion be set by backlight module and carry second circuit board, the opening design bottom framework can be reduced, increase the mechanical strength of framework, also can reduce display module fragmentation probability.Further, extend and the support portion of formation by backlight module, additional element can be saved to carry second circuit board.
Feature for the present invention, implementation and effect, hereby coordinate accompanying drawing to be described in detail as follows as preferred embodiment.
Accompanying drawing explanation
Fig. 1 is the structure chart according to known display unit.
Fig. 2 (a) is the top view of the display unit according to one embodiment of the invention.
Fig. 2 (b) is the top view of the backlight module according to one embodiment of the invention.
Fig. 3 (a) is the sectional view of the AA ' hatching line according to Fig. 2 (a).
Fig. 3 (b) is the sectional view of the BB ' hatching line according to Fig. 2 (a).
Fig. 4 (a) is the top view of backlight module according to another embodiment of the present invention.
Fig. 4 (b) is the top view of backlight module according to another embodiment of the present invention.
Fig. 5 (a) is the sectional view of display unit according to another embodiment of the present invention.
Fig. 5 (b) is the sectional view of display unit according to another embodiment of the present invention.
Fig. 6 (a) is the top view of backlight module according to another embodiment of the present invention.
Fig. 6 (b) is the sectional view of the BB ' hatching line according to Fig. 6 (a).
Fig. 7 (a) is the top view of backlight module according to another embodiment of the present invention.
Fig. 7 (b) is the top view of backlight module according to another embodiment of the present invention.
[Main Reference Numerals explanation]
1,10,20 display unit
11,110 first circuit boards
12,120 display modules
13,130 second circuit boards
14,140 backlight modules
100 circuit units
142 light source assemblies
1421 light sources
1423 tertiary circuit plates
1424 bodies
1425 support portions
144 light guide plates
1441 incidence surfaces
1443 light guide sections
1445 support portions
15,150 adhesion coatings
16,160 blooming pieces
17,170 openings
18,180 frameworks
Bottom 182
184 side wall part
186 clamping parts
19 carrying platforms
190 shells
186 clamping parts
Detailed description of the invention
Please refer to the top view that Fig. 2 (a) is the display unit according to one embodiment of the invention to Fig. 2 (b), Fig. 2 (a), Fig. 2 (b) is the top view of the backlight module according to one of the present invention embodiment.
In the present embodiment, display unit 10 has display module 120, circuit unit 100 and backlight module 140, and wherein circuit unit 100 is electrically connected this display module 120.Specifically, circuit unit 100 has first circuit board 110 and second circuit board 130, wherein first circuit board 110 is arranged at display module 120, and second circuit board 130 is connected to first circuit board 110, in other words, first circuit board 110 is electrically connected at display module 120 and second circuit board 130 respectively, makes second circuit board 130 can control the start of display module 120.In the present embodiment, first circuit board 110 is flexible circuitry plate (Flexible Printed Circuit, FPC), there is pliability, and second circuit board 130 is rigid circuit board (Printed Circuit Board, PCB), but the present invention is not as limit.Display module 120 is LCD MODULE, has colored filter substrate, liquid crystal layer and base plate of array in active mode and formed, and also can be provided with polaroid outside colored filter substrate and base plate of array in active mode, but the present invention is not as limit.
In the present embodiment, second circuit board 130 is arranged at display module 120 side, and in other words, second circuit board 130 does not have overlapping area with display module 120 in upright projection direction, and backlight module 140 has support portion, in order to carry second circuit board 130.Refer to Fig. 2 (b), specifically, backlight module 140 has light source assembly 142, light guide plate 144 and blooming piece 160, and blooming piece 160 is arranged between display module 120 and light guide plate 144, make display module 120, blooming piece 160 and the mutual stacking setting of light guide plate 144, and light guide plate 144 has incidence surface 1441, and light source module 142 is arranged at incidence surface 1441, in other words, backlight module 140 is side entering type light source.Light guide plate 144 has light guide section 1443 and support portion 1445, and support portion 1445 extends outstanding from light guide section 1443, and in other words, support portion 1445 is connected to incidence surface 1441, and extends from incidence surface 1441 toward light source assembly 142.In the present embodiment, light source assembly 142 has multiple light source 1421 and tertiary circuit plate 1423, and multiple light source 1421 is arranged and be electrically connected at tertiary circuit plate 1423.1445, support portion be positioned at multiple light source 1421 wherein between the two, in other words, support portion 1445 is arranged between two adjacent light sources 1421, avoid affecting or jamming light source 1421 go out light path.
In the present embodiment, display unit 10 has framework 180, and backlight module 140 can be contained in framework 180.Refer to Fig. 3 (a), Fig. 3 (a) is the sectional view of the AA ' hatching line according to Fig. 2 (a).Framework 180 has bottom 182, side wall part 184 and clamping part 186, and side wall part 184 is connected with clamping part 186 with bottom 182 respectively and forms ㄈ word.Further illustrate, light source assembly 142 is contained between bottom 182 and clamping part 184, and be adjacent to side wall part 184, and light guide plate 140 is arranged at bottom 182, and be fixed on framework 180 by clamping part 184, and display module 120 is fixed on clamping part 184 by adhesion coating 150, display module 120 and backlight module 140 can be interfixed and location.In the present embodiment, adhesion coating 150 can be two-sided tape or colloid, but the present invention is not as limit.
Refer to Fig. 3 (b), Fig. 3 (b) is the sectional view of the BB ' hatching line according to Fig. 2 (a).The side wall part 184 of framework 180 has opening 170, makes support portion 1445 pass through opening 170 and toward framework 180 extension, so as to carrying second circuit board 130.In the present embodiment, opening 170 is arranged at side wall part 184 but not bottom 182, and making framework 180 can carry backlight module 140 increases with the mechanical strength of display module 120, reduces the fragmentation phenomenon of display module 120.In addition, the support portion 1445 of light guide plate 140 there is no directly and display module 120 sticky Scotch-tape mutually, therefore, when second circuit board 130 may have displacement, relatedly can't affect the damage of display module.In addition, in the various blooming pieces of display unit 10, the rigidity of light guide plate 140 is comparatively large, can when supporting second circuit board 130, and the phenomenon do not bent, also can reduce additional assemblies to carry second circuit board 130 simultaneously.In the present embodiment, the opening 170 of framework 180 set by corresponding support portion 1445, in other words; side wall part 184 local is provided with opening 170; make local have complete side wall part 184 can protect light source 1421, as shown in Fig. 3 (a), also can reduce light leak simultaneously.In addition, the hole size of opening 170 is the size of corresponding support portion 1445, and the present invention does not limit.In another embodiment, each surface of support portion 1445 can arrange reflective or extinction material, to reduce light leak or to increase light utilization rate.
In above-described embodiment, support portion 1445 is the square type structure of extending from light guide section 1441, makes light guide plate 140 form pectinate texture because having support portion 1445, and support portion 1445 and light guide plate 144 are same material, integrally formed, but the present invention is not as limit.For example, because of the area of second circuit board 130 or setting position difference, and can there be difformity support portion 1445, as Fig. 4 (a) has better support force.In addition, support portion 1445 can be also two pieces element with the light guide section 1441 of light guide plate 140, interfixes by pasting or fuse.In another embodiment, as shown in Fig. 5 (a), display unit 20 has shell 190, in order to coated display module 120, backlight module 140, first circuit board 110 and two circuit boards 130.In the present embodiment, shell 190 can be metal, plastic frame body, but the present invention is not as limit, also can be blooming piece or macromolecule glue material.
In another variation, the circuit unit 100 of display unit 30 can be single circuit board, for example, circuit unit 100 is single flexible circuit board, and circuit unit 100 one end is connected to display module 120, the other end can be arranged at support portion 1445, as Fig. 5 (b).In the present embodiment, the circuit unit 100 utilizing single circuit board to form can be applicable to small size display unit.
Refer to the top view that Fig. 6 (a) and Fig. 6 (b), Fig. 6 (a) are backlight module according to another embodiment of the present invention, and Fig. 6 (b) is the sectional view of the BB ' hatching line according to Fig. 6 (a).In the present embodiment, display unit 40 has display module 120, first circuit board 110, second circuit board 130, blooming piece 160 and backlight module 140, wherein display module 120, blooming piece 160 are sequentially folded with backlight module 140 and are established, and first circuit board 110 is arranged at display module 120, and second circuit board 130 connects first circuit board 110.In other words, first circuit board 110 is electrically connected display module 120 and second circuit board 130 respectively.Backlight module 140 has light guide plate 144 and light source assembly 142, and light source assembly 142 is arranged at the side of light guide plate 144, makes backlight module 140 be side entering type light source.Light source assembly 142 has multiple light source 1421 and tertiary circuit plate 1423, and tertiary circuit plate 1424 has connected body 1424 and support portion 1425, and light source 1421 is arranged at body 1424.Specifically, as shown in Fig. 6 (b), display unit 30 has framework 180, and framework 180 has connected bottom 182, side wall part 184 and clamping part 186, and light guide plate 144 and light source assembly 142 can be fixed in framework 180 by clamping part 186.Side wall part 184 is provided with opening 170, the support portion 1425 of tertiary circuit plate 1423 can be extended from body 1424 to away from light guide plate 140 direction, and support portion 1425 can be passed through outside opening 170 to framework 180.In the present embodiment, second circuit board 130 can be arranged at the support portion 1425 of tertiary circuit plate 1423, and tertiary circuit plate 1423 is rigid circuit board, there is larger material stiffness, therefore, can when supporting second circuit board 130, the phenomenon do not bent, also can reduce additional assemblies to carry second circuit board 130 simultaneously.In addition, when second circuit board 130 be subjected to displacement, heavy industry time, because tertiary circuit plate 1423 is not directly fixed on display module 120, also can not affect display module 120.In addition, the opening 170 of framework 180 is arranged at side wall part 184, does not affect the perpendicular rigid that framework 180 carries display module 120.Simultaneously; the setting position of opening 170 or size all correspond to the support portion 1425 of tertiary circuit plate 1423; therefore; opening 170 only needs the regional area being formed at side wall part 184; the protective effect of side wall part 184 for backlight module 140 is not affected yet; the fragmentation probability of display module 120 can be reduced, also can take into account protection and the fixation of framework 180.
In above-described embodiment, support portion 1425 is the square type structure of extending from body 1424, tertiary circuit plate 1423 is made to form pectinate texture because having support portion 1425, and support portion 1425 and tertiary circuit plate 1423 (body 1424) are same material, integrally formed, but the present invention is not as limit.For example, because of the area of second circuit board 130 or setting position difference, and can there be difformity support portion 1445, and as Fig. 7 (a) has preferably supporting role power, Fig. 7 (b) then support portion has opening.(do not illustrate) in another variation, circuit unit 100 can be single circuit board, and for example, circuit unit 100 is single flexible circuit board, and circuit unit 100 one end is connected to display module 120, and the other end can be arranged at support portion 1425.In the present embodiment, the circuit unit 100 utilizing single circuit board to form can be applicable to small size display unit.
According to the display unit of above-described embodiment, support portion be set by backlight module and carry second circuit board, the opening design bottom framework can be reduced, increase the mechanical strength of framework, also can reduce display module fragmentation probability.Further, extend and the support portion of formation by backlight module, additional element can be saved to carry second circuit board.
Although the present invention with aforesaid preferred embodiment openly as above, so itself and be not used to limit the present invention, any those of ordinary skill in the art, without departing from the spirit and scope of the present invention, when doing a little change and retouching, the scope that therefore claim of the present invention must define depending on the claim appended by this description is as the criterion.
Claims (10)
1. a display unit, comprises:
One display module;
One circuit unit, is electrically connected this display module; And
One backlight module, has a support portion, and wherein this circuit unit is arranged at this support portion;
This circuit unit comprises:
One first circuit board, is flexible circuitry plate, is electrically connected this display module;
One second circuit board, be rigid circuit board, be electrically connected this first circuit board, wherein this second circuit board is arranged at this support portion.
2. display unit as claimed in claim 1, this backlight module comprises:
One light source assembly, has multiple light source and a tertiary circuit plate, and wherein said multiple light source arranges and is electrically connected at this tertiary circuit plate; And
One light guide plate, have an incidence surface, and this light source assembly is arranged at this incidence surface, and this support portion connects this incidence surface;
One blooming piece, is arranged between this display module and this light guide plate.
3. display unit as claimed in claim 2, wherein this support portion and this light guide plate integrally formed.
4. display unit as claimed in claim 2, wherein this support portion is arranged at wherein between both of described multiple light source.
5. display unit as claimed in claim 1, wherein this backlight module comprises:
One light source assembly, have multiple light source and a tertiary circuit plate, wherein said multiple light source is arranged at this tertiary circuit plate, and this support portion extended from tertiary circuit plate; And
One light guide plate, have an incidence surface, and this light source assembly is arranged at this incidence surface;
One blooming piece, is arranged between this display module and this light guide plate.
6. display unit as claimed in claim 5, wherein this support portion and this tertiary circuit plate are one of the forming.
7. display unit as claimed in claim 1, wherein this display unit has a framework, and this framework holds this backlight module, and this framework has an opening, and this opening is passed through in this support portion.
8. display unit as claimed in claim 1, wherein this second circuit board and this display module are positioned at different level.
9. a display unit, comprises:
One display module;
One first circuit board, is flexible circuitry plate, is arranged at this display module;
One second circuit board, is rigid circuit board, connects this first circuit board; And
One backlight module, has a light guide plate, and wherein this light guide plate has light guide section and support portion, and this support portion extends outstanding from this light guide section, and this second circuit board is arranged at this support portion.
10. a display unit, comprises:
One display module;
One first circuit board, is flexible circuitry plate, is arranged at this display module;
One second circuit board, is rigid circuit board, connects this first circuit board; And
One backlight module, has a tertiary circuit plate, and wherein this tertiary circuit plate has a body and a support portion, and this support portion extends outstanding from this body, and this second circuit board is arranged at this support portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101141381A TWI498636B (en) | 2012-11-07 | 2012-11-07 | Display device |
| TW101141381 | 2012-11-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103137021A CN103137021A (en) | 2013-06-05 |
| CN103137021B true CN103137021B (en) | 2015-03-25 |
Family
ID=48496788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310085896.3A Active CN103137021B (en) | 2012-11-07 | 2013-03-18 | Display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103137021B (en) |
| TW (1) | TWI498636B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091884B (en) * | 2013-01-07 | 2016-03-30 | 华为终端有限公司 | Hand-hold electronic equipments |
| TWI497172B (en) * | 2013-10-29 | 2015-08-21 | Au Optronics Corp | Display device and backlight module thereof |
| TWI701482B (en) * | 2019-07-23 | 2020-08-11 | 友達光電股份有限公司 | Display device |
| CN113835269B (en) * | 2021-10-08 | 2023-08-29 | 厦门天马微电子有限公司 | Backlight module and display device |
| CN114509883B (en) * | 2022-02-11 | 2023-11-28 | 广州华星光电半导体显示技术有限公司 | Liquid crystal display module |
| CN114624911B (en) * | 2022-03-18 | 2023-05-30 | 广州华星光电半导体显示技术有限公司 | Liquid crystal display device having a light shielding layer |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100805127B1 (en) * | 2001-05-17 | 2008-02-21 | 삼성전자주식회사 | Liquid Crystal Display Device having a wire fixing groove |
| TWI311660B (en) * | 2004-10-26 | 2009-07-01 | Au Optronics Corp | Liquid crystal display and backlight module thereof |
| CN2800321Y (en) * | 2005-04-23 | 2006-07-26 | 群康科技(深圳)有限公司 | Back light module |
| TWI347472B (en) * | 2006-06-02 | 2011-08-21 | Chimei Innolux Corp | Liquid crystal display apparatus |
| TWI363222B (en) * | 2007-04-25 | 2012-05-01 | Chimei Innolux Corp | Liquid crystal display and side type backlight module thereof |
| CN100498471C (en) * | 2007-08-29 | 2009-06-10 | 友达光电股份有限公司 | Display device and its backlight module and its assembly method |
| TWI361317B (en) * | 2007-09-14 | 2012-04-01 | Chimei Innolux Corp | Backlight module and liquid crystal display using same |
| TWI372904B (en) * | 2007-12-12 | 2012-09-21 | Au Optronics Corp | Back bezel for use in a back light module |
| CN101964160B (en) * | 2009-07-23 | 2014-03-12 | 群创光电股份有限公司 | Display device |
| KR101301317B1 (en) * | 2009-08-03 | 2013-08-29 | 엘지디스플레이 주식회사 | Backlight unit and liquid crystal display using the same |
| KR101117638B1 (en) * | 2010-02-01 | 2012-03-06 | 삼성모바일디스플레이주식회사 | Flat display and mobile device using of the same |
-
2012
- 2012-11-07 TW TW101141381A patent/TWI498636B/en active
-
2013
- 2013-03-18 CN CN201310085896.3A patent/CN103137021B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| TW201418829A (en) | 2014-05-16 |
| TWI498636B (en) | 2015-09-01 |
| CN103137021A (en) | 2013-06-05 |
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