CN103137021A - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- CN103137021A CN103137021A CN2013100858963A CN201310085896A CN103137021A CN 103137021 A CN103137021 A CN 103137021A CN 2013100858963 A CN2013100858963 A CN 2013100858963A CN 201310085896 A CN201310085896 A CN 201310085896A CN 103137021 A CN103137021 A CN 103137021A
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- Prior art keywords
- circuit board
- support portion
- display device
- display module
- light guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 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 device, particularly relate to a kind of display device that increases physical strength.
Background technology
See also the known display device of Fig. 1, known display device 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, and display module 12 can be fixed on framework 18 by adhesive coating 15.
In addition, being electrically connected at second circuit board 13, and second circuit board 13 can be used to control display module 12 to display module 12 by first circuit board 11.In known display device 1, the local cuts 17 that form of framework 18 are bent into carrying platform 19 with its receptacle material that originally is positioned at the cut place, are used for carrying second circuit board 13.
Yet the bottom of framework 18 has cut 17, can affect the structural strength of framework 18, makes display module 12 be easy to relative cut 17 places (empty frame place) and forms fragmentation, affects yield.
Summary of the invention
The invention reside in provides a kind of display device, so as to increasing the physical strength of assembling.
The invention reside in provides a kind of display device, so as to reducing the fragmentation probability.
The disclosed display device of 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 the support portion, and circuit unit is arranged at the support portion.
The disclosed display device of another embodiment of the present invention comprises display module, first circuit board, second circuit board and backlight module, and 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 the support portion is outstanding from the light guide section extension, makes second circuit board be arranged at the support portion.
The disclosed display device of another embodiment of the present invention comprises display module, first circuit board, second circuit board and backlight module, and wherein first circuit board is arranged at display module, and second circuit board is electrically connected first circuit board.Backlight module has the tertiary circuit plate, and wherein the tertiary circuit plate has body and support portion, and the support portion is outstanding from the body extension, and second circuit board is arranged at the support portion.
According to the display device of above-described embodiment, the support portion is set and carries second circuit board by backlight module, can reduce the opening design of framework bottom, increase the physical strength of framework, also can reduce display module fragmentation probability.And, extend and the support portion of formation by backlight module, can save additional element and carry second circuit board.
About feature of the present invention, implementation and effect, hereby coordinate accompanying drawing to be described in detail as follows as preferred embodiment.
Description of drawings
Fig. 1 is the structural drawing according to known display device.
Fig. 2 (a) is the vertical view according to the display device of one embodiment of the invention.
Fig. 2 (b) is the vertical view according to the backlight module of one embodiment of the invention.
Fig. 3 (a) is the cut-open view according to the AA ' hatching line of Fig. 2 (a).
Fig. 3 (b) is the cut-open view according to the BB ' hatching line of Fig. 2 (a).
Fig. 4 (a) is the vertical view of backlight module according to another embodiment of the present invention.
Fig. 4 (b) is the vertical view of backlight module according to another embodiment of the present invention.
Fig. 5 (a) is the cut-open view of display device according to another embodiment of the present invention.
Fig. 5 (b) is the cut-open view of display device according to another embodiment of the present invention.
Fig. 6 (a) is the vertical view of backlight module according to another embodiment of the present invention.
Fig. 6 (b) is the cut-open view according to the BB ' hatching line of Fig. 6 (a).
Fig. 7 (a) is the vertical view of backlight module according to another embodiment of the present invention.
Fig. 7 (b) is the vertical view of backlight module according to another embodiment of the present invention.
[main description of reference numerals]
1,10,20 display device
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 plate
1441 incidence surfaces
1443 light guide sections
1445 support portions
15,150 adhesive coatings
16,160 blooming pieces
17,170 openings
18,180 frameworks
182 bottoms
184 side wall sections
186 clamping parts
19 carrying platforms
190 shells
186 clamping parts
Embodiment
Please refer to Fig. 2 (a) to Fig. 2 (b), Fig. 2 (a) is the vertical view according to the display device of one embodiment of the invention, and Fig. 2 (b) is the vertical view of the backlight module of embodiment one of according to the present invention.
In the present embodiment, display device 10 has display module 120, circuit unit 100 and backlight module 140, and wherein circuit unit 100 is electrically connected this display module 120.Particularly, 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 in first circuit board 110, in other words, first circuit board 110 is electrically connected at respectively display module 120 and second circuit board 130, makes second circuit board 130 can control the start of display module 120.In the present embodiment, first circuit board 110 is soft circuit board (Flexible Printed Circuit, FPC), has 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 forms, 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 sides, and in other words, second circuit board 130 does not have overlapping area with display module 120 in the vertical projection direction, and backlight module 140 has the support portion, in order to carry second circuit board 130.See also Fig. 2 (b), particularly, 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 the side entering type light source.Light guide plate 144 has light guide section 1443 and support portion 1445, and support portion 1445 is outstanding from light guide section 1443 extensions, and in other words, support portion 1445 is connected in incidence surface 1441, and 142 extensions from incidence surface 1441 toward light source assembly.In the present embodiment, light source assembly 142 has a plurality of light sources 1421 and tertiary circuit plate 1423, and a plurality of light source 1421 arranges and be electrically connected at tertiary circuit plate 1423.1445 of support portions be positioned at a plurality of light sources 1421 wherein between the two, in other words, support portion 1445 be arranged at two adjacent light sources 1421 between, avoid affecting or jamming light source 1421 go out light path.
In the present embodiment, display device 10 has framework 180, and backlight module 140 can be contained in framework 180.See also Fig. 3 (a), Fig. 3 (a) is the cut-open view according to the AA ' hatching line of Fig. 2 (a).Framework 180 has bottom 182, side wall section 184 and clamping part 186, and side wall section 184 is connected with clamping part 186 and forms the ㄈ word with bottom 182 respectively.Further illustrate, light source assembly 142 is contained between bottom 182 and clamping part 184, and be adjacent to side wall section 184, and light guide plate 140 is arranged at bottom 182, and be held section 184 and be fixed in framework 180, and display module 120 can be fixed in clamping part 184 by adhesive coating 150, makes display module 120 and backlight module 140 can interfix and locate.In the present embodiment, adhesive coating 150 can be double sticky tape or colloid, but the present invention is not as limit.
See also Fig. 3 (b), Fig. 3 (b) is the cut-open view according to the BB ' hatching line of Fig. 2 (a).The side wall section 184 of framework 180 has opening 170, makes support portion 1445 pass through opening 170 and toward framework 180 extensions, so as to carrying second circuit board 130.In the present embodiment, opening 170 is arranged at side wall section 184 but not bottom 182, makes the physical strength that framework 180 can be carried backlight module 140 and display module 120 increase, and 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 is mutually pasted or fixes, and therefore, when second circuit board 130 may have displacement, can't relatedly affect the damage of display module.In addition, in the various blooming pieces of display device 10, the rigidity of light guide plate 140 is larger, can be when supporting second circuit board 130, and the phenomenon that does not bend also can reduce additional assemblies simultaneously and carry second circuit board 130.In the present embodiment, the opening 170 of framework 180 is that corresponding support portion 1445 is set, in other words; side wall section 184 parts are provided with opening 170; make the part have complete side wall section 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, on each surface of support portion 1445, reflective or extinction material can be set, to reduce light leak or to increase the light utilization rate.
In above-described embodiment, the square type structure of support portion 1445 for extending from light guide section 1441 makes light guide plate 140 form pectination because having support portion 1445, and support portion 1445 is same material with light guide plate 144, integrally formed, but the present invention is not as limit.For example, support portion 1445 can be different because of area or the setting position of second circuit board 130, and difformity is arranged, and have better anchorage force as Fig. 4 (a).In addition, support portion 1445 can be also two elements with the light guide section 1441 of light guide plate 140, interfixes by pasting or fusing.In another embodiment, as shown in Fig. 5 (a), display device 20 has shell 190, in order to coat 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 also can be blooming piece or macromolecule glue material not as limit.
In another variation, the circuit unit 100 of display device 30 can be single circuit board, for example, circuit unit 100 is single flexible circuit board, and circuit unit 100 1 ends are connected in display module 120, and the other end can be arranged at support portion 1445, as Fig. 5 (b).In the present embodiment, the circuit unit 100 that utilizes single circuit board to form can be applicable to the small size display device.
See also Fig. 6 (a) and Fig. 6 (b), Fig. 6 (a) is the vertical view of backlight module according to another embodiment of the present invention, and Fig. 6 (b) is the cut-open view according to the BB ' hatching line of Fig. 6 (a).In the present embodiment, display device 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 respectively display module 120 and second circuit board 130.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 the side entering type light source.Light source assembly 142 has a plurality of light sources 1421 and tertiary circuit plate 1423, and tertiary circuit plate 1424 has connected body 1424 and support portion 1425, and 1421 of light sources are arranged at body 1424.Particularly, as shown in Fig. 6 (b), display device 30 has framework 180, and framework 180 has connected bottom 182, side wall section 184 and clamping part 186, and clamping part 186 can be fixed in light guide plate 144 and light source assembly 142 in framework 180.184, side wall section is provided with opening 170, makes the support portion 1425 of tertiary circuit plate 1423 can be from body 1424 to extending away from light guide plate 140 directions, and opening 170 can be passed through to framework 180 in support portion 1425.In the present embodiment, 130 of second circuit boards can be arranged at the support portion 1425 of tertiary circuit plate 1423, and tertiary circuit plate 1423 is rigid circuit board, has larger material stiffness, therefore, can be when supporting second circuit board 130, the phenomenon that does not bend also can reduce additional assemblies simultaneously and carry second circuit board 130.In addition, when second circuit board 130 is subjected to displacement, during heavy industry, 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 section 184, does not affect the perpendicular rigid of framework 180 carrying display modules 120.Simultaneously; the setting position of opening 170 or size are all corresponding to the support portion 1425 of tertiary circuit plate 1423; therefore; opening 170 only need be formed at the regional area of side wall section 184; do not affect side wall section 184 for the protective effect of backlight module 140 yet; can reduce the fragmentation probability of display module 120, also can take into account protection and the fixation of framework 180.
In above-described embodiment, the square type structure of support portion 1425 for extending from body 1424, make tertiary circuit plate 1423 form pectination because having support portion 1425, and support portion 1425 is same material with tertiary circuit plate 1423 (body 1424), integrally formed, but the present invention is not as limit.For example, support portion 1445 can be different because of area or the setting position of second circuit board 130, and difformity is arranged, and have better supporting role power as Fig. 7 (a), and Fig. 7 (b) has opening in the support portion.(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 1 ends are connected in display module 120, and the other end can be arranged at support portion 1425.In the present embodiment, the circuit unit 100 that utilizes single circuit board to form can be applicable to the small size display device.
According to the display device of above-described embodiment, the support portion is set and carries second circuit board by backlight module, can reduce the opening design of framework bottom, increase the physical strength of framework, also can reduce display module fragmentation probability.And, extend and the support portion of formation by backlight module, can save additional element and carry second circuit board.
Although the present invention with aforesaid preferred embodiment openly as above, so it is not to limit the present invention, any those of ordinary skills, without departing from the spirit and scope of the present invention, when can do a little change and retouching, therefore claim of the present invention must be looked the scope that the appended claim of this instructions defines and is as the criterion.
Claims (11)
1. display device 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.
2. display device as claimed in claim 1, this circuit unit comprises:
One first circuit board is electrically connected this display module;
One second circuit board is electrically connected this first circuit board, and wherein this second circuit board is arranged at this support portion.
3. display device as claimed in claim 2, this backlight module comprises:
One light source assembly has a plurality of light sources and a tertiary circuit plate, wherein said a plurality of light source settings and be 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.
4. display device as claimed in claim 3, wherein this support portion and this light guide plate are integrally formed.
5. display device as claimed in claim 3, wherein this support portion be arranged at described a plurality of light sources wherein both between.
6. display device as claimed in claim 2, wherein this backlight module comprises:
One light source assembly has a plurality of light sources and a tertiary circuit plate, and wherein said a plurality of light sources are arranged at this tertiary circuit plate, and extend from the tertiary circuit plate this support portion; 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.
7. display device as claimed in claim 6, wherein this support portion and this tertiary circuit plate are one of the forming.
8. display device as claimed in claim 1, wherein this display device has a framework, and this framework is held this backlight module, and this framework has an opening, and this opening is passed through in this support portion.
9. display device as claimed in claim 2, wherein this second circuit board and this display module are positioned at different level.
10. display device comprises:
One display module;
One first circuit board is arranged at this display module;
One second 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 is outstanding from this light guide section extension, and this second circuit board is arranged at this support portion.
11. a display device comprises:
One display module;
One first circuit board arranges this display module;
One second 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 is outstanding from this body extension, and this second circuit board is arranged at this support portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101141381 | 2012-11-07 | ||
| TW101141381A TWI498636B (en) | 2012-11-07 | 2012-11-07 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103137021A true CN103137021A (en) | 2013-06-05 |
| CN103137021B 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) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI497172B (en) * | 2013-10-29 | 2015-08-21 | Au Optronics Corp | Display device and backlight module thereof |
| CN111145639A (en) * | 2019-07-23 | 2020-05-12 | 友达光电股份有限公司 | Display device |
| CN113835269A (en) * | 2021-10-08 | 2021-12-24 | 厦门天马微电子有限公司 | Backlight module and display device |
| CN114509883A (en) * | 2022-02-11 | 2022-05-17 | 广州华星光电半导体显示技术有限公司 | Liquid crystal display module |
| CN114624911A (en) * | 2022-03-18 | 2022-06-14 | 广州华星光电半导体显示技术有限公司 | Liquid crystal display device having a plurality of pixel electrodes |
Families Citing this family (1)
| 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 |
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| US20050243241A1 (en) * | 2001-05-17 | 2005-11-03 | Seong-Sik Choi | Liquid crystal display device having a wire securing member |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI497172B (en) * | 2013-10-29 | 2015-08-21 | Au Optronics Corp | Display device and backlight module thereof |
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| CN114624911A (en) * | 2022-03-18 | 2022-06-14 | 广州华星光电半导体显示技术有限公司 | Liquid crystal display device having a plurality of pixel electrodes |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201418829A (en) | 2014-05-16 |
| CN103137021B (en) | 2015-03-25 |
| TWI498636B (en) | 2015-09-01 |
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