CN103629589B - Reflective sheet locating structure, backlight module and display equipment - Google Patents
Reflective sheet locating structure, backlight module and display equipment Download PDFInfo
- Publication number
- CN103629589B CN103629589B CN201210301701.XA CN201210301701A CN103629589B CN 103629589 B CN103629589 B CN 103629589B CN 201210301701 A CN201210301701 A CN 201210301701A CN 103629589 B CN103629589 B CN 103629589B
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- reflector plate
- keeper
- reflective sheet
- silica gel
- groove
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Abstract
The invention discloses a reflective sheet locating structure and a backlight module with the reflective sheet locating structure and display equipment. The reflective sheet locating structure comprises a reflective sheet and locating pieces, wherein the locating pieces are located on the four corners of the reflective sheet. Grooves and protrusions which are matched are formed between two of the locating pieces and the reflective sheet, the two locating pieces are located on the same side of the reflective sheet, the grooves are formed in the locating pieces, and the protrusions are arranged on the reflective sheet. According to the reflective sheet locating structure, a brand new locating mode is achieved while a rivet column locating mode is abandoned, the locating pieces are located on the four corners of the reflective sheet, the grooves and the protrusions which are matched are formed between the locating pieces and the reflective sheet, and therefore the reflective sheet can be accurately limited, the problems that in the prior art, the reflective sheet cannot be well located, and then the reflective sheet of the assembled backlight module easily deviates from a light incoming side are solved, and it is avoided that bright lines are displayed at the position of a liquid crystal display panel.
Description
Technical field
The present invention relates to the reflector plate location structure of backlight module, and the backlight mould with the reflector plate location structure
Group and display device.
Background technology
The development trend of sidelight type backlight module is thickness more and more thinner, and frame is more and more narrow, and the requirement to image quality is more next
Higher, the positioning mode of light guide plate needs increasingly to optimize, and the positioning of light guide plate does not use rivet post, uses silica gel positioning instead.
Due to eliminating rivet post, reflector plate also makes rectangular accordingly, 0.6～0.7 millimeter is left between reflector plate and silica gel
Free gap, to facilitate the assembling of reflector plate, prevents its warpage from causing shadow.
Due to reflector plate can not be good positioning, the backlight module being completed or LCD TV, through long-distance transportation
After jolting, easily there is the situation that reflector plate offsets incident side, in turn result in and bright line is shown at this on liquid crystal panel.
The content of the invention
The embodiment of the present invention is to provide a kind of reflector plate location structure, to the purpose that good location is played to reflector plate.
To achieve these goals, embodiments of the invention are adopted the following technical scheme that：
Reflector plate location structure, including reflector plate and the keeper positioned at reflector plate corner, in the keeper at least
Two are formed with the groove and projection being adapted between keeper and reflector plate.
Preferably, two between keeper and reflector plate, are formed with the groove and projection being adapted in the keeper,
Two keepers are located at the same side of reflector plate, and groove is arranged on the positioning element, and projection is arranged on reflector plate.
Preferably, reeded two keepers of the setting are made up of working of plastics and silica gel part, and working of plastics is located at reflection
The short brink of piece, silica gel part are located at the long side of reflector plate；Another two keeper is made up of silica gel, is formed in the corner of reflector plate
The gear edge of bending.
The another object of the embodiment of the present invention is to provide a kind of backlight module with above-mentioned reflector plate location structure, to
The positioning that reflector plate can not be good is solved, the situation that reflector plate offsets incident side easily occurs in the backlight module being completed.
To achieve these goals, embodiments of the invention are adopted the following technical scheme that：
Backlight module, including reflector plate, light guide plate, keeper and lamp bar, the light guide plate are located above reflector plate,
Keeper is located at the corner of reflector plate and light guide plate, and lamp bar is arranged on the incident side of light guide plate；At least two in the keeper
The groove and projection being adapted is formed between individual keeper and reflector plate.
Preferably, the lamp bar has one, have in the short brink of reflector plate, the keeper two keepers with it is anti-
Penetrate and between piece, be formed with the groove and projection being adapted, and two keepers are located at reflector plate near the side of lamp bar, groove sets
Put on the positioning element, projection is arranged on reflector plate.
Preferably, reeded two keepers of the setting are made up of working of plastics and silica gel part, and working of plastics is located at reflection
The short brink of piece, forms cross spacing to reflector plate, and silica gel part is located at the long side of reflector plate, longitudinal limit is formed to reflector plate
Position；Another two keeper is made up of silica gel, forms the gear edge of bending in the corner of reflector plate.
Preferably, the working of plastics is by the first supporting part and is erected at the first of one end section semicircular in shape of the first supporting part
Limiting section is constituted, and the first supporting part and the first limiting section are integrally formed；The silica gel part section is L-shaped, by integrally formed
Two supporting parts and the second limiting section are constituted, and the second supporting part is attached to above the first supporting part, and groove is arranged on the second limiting section.
Preferably, the fit clearance of the groove and projection is 0.2 millimeter.
Preferably, the position of the keeper upper groove differs.
The further object of the embodiment of the present invention is to provide a kind of display device with above-mentioned backlight module, to be lifted
The display effect of display device.
To achieve these goals, embodiments of the invention are adopted the following technical scheme that：
Backlight module provided in display device, including above-described embodiment.
Compared with prior art, above-described embodiment that the present invention is provided has the advantage that：
This kind of reflector plate location structure, is a kind of brand-new positioning mode after rivet post positioning mode has been abandoned, positioning
Part is located at the corner of reflector plate, and the groove and projection being adapted is formed between keeper and reflector plate, can be to reflector plate
Accurate limit is realized, the technical problem that reflector plate in prior art is unable to good location is solved.
Only arrange fluted on two keepers of reflector plate side, be to ensure that the reflector plate of the side is positioned
Accuracy, reflector plate are freely stretched to opposite side when expanding.
Backlight module with reflector plate location structure of the present invention and display device, light guide plate are located above reflector plate, fixed
Position part is located at the corner of reflector plate and light guide plate, and the groove and projection being adapted, energy are formed between keeper and reflector plate
It is enough that accurate limit is realized to reflector plate, solve the positioning that reflector plate in prior art can not be good, the backlight mould being completed
Easily there is the situation that reflector plate offsets incident side in group, prevents to show bright line at this on liquid crystal panel.
This kind of reflector plate location structure, is particularly suitable for the sidelight type backlight module and display device using a lamp bar, fixed
There are two between keeper and reflector plate, to be formed with the groove and projection being adapted in the part of position, and two keepers are located at reflector plate
Near the side of lamp bar.The two keepers are engaged with reflector plate, can effectively be kept the distance between reflector plate and lamp bar, be led
Tabula rasa is pressed in above reflector plate, even if high vibration, the situation that reflector plate offsets incident side will not also occur.Another two keeper
The groove not being adapted between reflector plate and projection, reflector plate expansion can be freely stretched to the two keepers.
Described to arrange reeded two keepers and be made up of working of plastics and silica gel part, working of plastics is located at the minor face of reflector plate
Side, the short side side are also the incident side of lamp bar, because working of plastics material it is hard, it is not easy to by reflector plate and light guide plate extruding occur shape
Become, it is ensured that the stability of distance between reflector plate, light guide plate and lamp bar, carry reflector plate and the reliability of light guide plate work
Height, end product stability during consumer's use are higher.Silica gel part is located at the long side of reflector plate, to reflector plate, leads
Tabula rasa forms longitudinal spacing, and silica gel part material is soft, can be very good to absorb reflector plate and light guide plate longitudinal dilatation deformation.
Two keepers for being not provided with groove are also to be made up of silica gel, form the gear edge of bending in the corner of reflector plate.It is right
Reflector plate, light guide plate form longitudinal spacing, because silica gel material is soft, can be very good to absorb reflector plate and light guide plate transverse direction and longitudinal direction
Expansion deformation.
Silica gel part is attached to above working of plastics, it is ensured that reflector plate corner subordinate's end face uses identical silica gel material holding,
Improve the concordance of product antimere.
Description of the drawings
Fig. 1 is the local structural graph of 1 reflector plate location structure of embodiment.
Fig. 2 is A portions enlarged drawing in Fig. 1.
Fig. 3 is the structure chart of 2 reflector plate location structure of embodiment.
Fig. 4 is B portions enlarged drawing in Fig. 3.
Fig. 5 is C portions enlarged drawing in Fig. 3.
Fig. 6 is the local structural graph of 3 backlight module of embodiment.
Fig. 7 is D portions enlarged drawing in Fig. 6.
Fig. 8 is the local structural graph of preferred embodiment backlight module.
Fig. 9 is E portions enlarged drawing in Fig. 8.
Figure 10 is F portions enlarged drawing in Fig. 8.
Figure 11 is a kind of structural representation of keeper.
Figure 12 is the structural representation of another kind of keeper.
Specific embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：
Embodiment 1
With reference to Fig. 1 and Fig. 2, reflector plate location structure, including reflector plate 1, and positioned at the keeper 2 of 1 four jiaos of reflector plate, institute
Have in stating keeper 2 and between two keepers and reflector plate 1, be formed with the groove 3 and raised 4 being adapted, the two keepers 2
Positioned at the same side of reflector plate 1, groove 3 is arranged on keeper 2, and raised 4 are arranged on reflector plate 1.
Embodiment 2
With reference to Fig. 3 to Fig. 5, reflector plate location structure, including reflector plate 1, and positioned at the keeper of 1 four jiaos of reflector plate, institute
Have in stating keeper and between two keepers 21 and reflector plate 1, be formed with the groove 3 and raised 4 being adapted, the two keepers
21 the same sides for being located at reflector plate 1, groove 3 are arranged on keeper 21, and raised 4 are arranged on reflector plate 1.Two keepers 21
It is made up of working of plastics 211 and silica gel part 212, working of plastics 211 is located at the short brink of reflector plate 1, silica gel part 212 is located at reflector plate 1
Long side, another two keeper 22 is made up of silica gel, forms the gear of bending along 221 in the corner of reflector plate 1.
Embodiment 3
With reference to Fig. 6 and Fig. 7, backlight module, including reflector plate 1, light guide plate, keeper 2, an and lamp bar 3, it is described to lead
Tabula rasa is located above reflector plate 1, and keeper 2 is located at the corner of reflector plate 1 and light guide plate, and lamp bar 3 is located at the minor face of reflector plate 1
Side, has in the keeper 2 and the groove 4 and raised 5 being adapted is formed between two keepers and reflector plate 1, and two fixed
Position part 2 is located at reflector plate near the side of lamp bar 3, and groove 4 is arranged on keeper 2, and raised 5 are arranged on reflector plate 1.
Embodiment 4
With reference to Fig. 8 to Figure 10, backlight module, including reflector plate 1, light guide plate, keeper and a lamp bar 3 are described to lead
Tabula rasa is located above reflector plate 1, and keeper is located at the corner of reflector plate 1 and light guide plate, and lamp bar 3 is located at the short brink of reflector plate 1,
Have in the keeper and between two keepers 21 and reflector plate 1, be formed with the groove 4 and raised 5 being adapted, and two positioning
Part 21 is located at reflector plate 1 near the side of lamp bar 3, and groove 4 is arranged on keeper 21, and raised 5 are arranged on reflector plate 1.Two
Individual keeper 21 is made up of working of plastics 211 and silica gel part 212, and working of plastics 211 is located at the short brink of reflector plate 1, to 1 shape of reflector plate
Spacing, long side of the silica gel part 212 positioned at reflector plate 1 is open into, longitudinal spacing is formed to reflector plate 1；Another two keeper 22
Be made up of silica gel, the gear of bending is formed along 221 in the corner of reflector plate 1.
Embodiment 5
With reference to Fig. 8 to Figure 12, backlight module, including reflector plate 1, light guide plate, keeper and a lamp bar 3 are described to lead
Tabula rasa is located above reflector plate 1, and keeper is located at the corner of reflector plate 1 and light guide plate, and lamp bar 3 is located at the short brink of reflector plate 1,
Have in the keeper and between two keepers 21 and reflector plate 1, be formed with the groove 4 and raised 5 being adapted, and two positioning
Part 21 is located at reflector plate 1 near the side of lamp bar 3, and groove 4 is arranged on keeper 21, and raised 5 are arranged on reflector plate 1.Two
Individual keeper 21 is made up of working of plastics 211 and silica gel part 212, and working of plastics 211 is located at the short brink of reflector plate 1, to 1 shape of reflector plate
Spacing, long side of the silica gel part 212 positioned at reflector plate 1 is open into, longitudinal spacing is formed to reflector plate 1；Another two keeper 22
Be made up of silica gel, the gear of bending is formed along 221 in the corner of reflector plate 1.
Working of plastics 211 is spacing be erected at 61 1 end section semicircular in shape of the first supporting part first by the first supporting part 61
Portion 71 is constituted, and the first supporting part and the first limiting section are integrally formed.212 section of the silica gel part is L-shaped, by integrally formed
Two supporting parts 62 and the second limiting section 72 are constituted, and the second supporting part 62 is attached to above the first supporting part 61, and groove 4 is arranged on second
On limiting section 72.
For the technical scheme of embodiment 3 to embodiment 5, it is more preferred to, between the cooperation of the groove 4 and projection 5
Gap is 0.2 millimeter；Arrange the position on the positioning element of reeded retainer groove 4 to differ.
Embodiment 6
A kind of display device, including the backlight module provided to 5 any one of embodiment by embodiment 3.
Certainly, described above is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
Change, remodeling, addition or replacement that the technical staff in domain is made in the essential scope of the embodiment of the present invention, should also belong to this
The protection domain of invention.
Claims (6)
1. reflector plate location structure, including reflector plate and the keeper positioned at reflector plate corner, it is characterised in that the positioning
There are two between keeper and reflector plate, to be formed with the groove and projection being adapted in part, two keepers are located at the same of reflector plate
Side, groove are arranged on the positioning element, and projection is arranged on reflector plate；It is described that reeded two keepers are set by working of plastics
Constitute with silica gel part, working of plastics is located at the short brink of reflector plate, silica gel part is located at the long side of reflector plate；Another two keeper by
Silica gel is made, and forms the gear edge of bending in the corner of reflector plate.
2. backlight module, including reflector plate, light guide plate, keeper and lamp bar, it is characterised in that the light guide plate is located at anti-
Penetrate above piece, keeper is located at the corner of reflector plate and light guide plate, lamp bar is arranged on the incident side of light guide plate；The lamp bar has one
Root, has two the groove being adapted is formed between keeper and reflector plate in the short brink of reflector plate, the keeper
And projection, and two keepers are located at reflector plate near the side of lamp bar, groove is arranged on the positioning element, and projection is arranged on reflection
On piece；Described to arrange reeded two keepers and be made up of working of plastics and silica gel part, working of plastics is located at the short brink of reflector plate,
Cross spacing is formed to reflector plate, and silica gel part is located at the long side of reflector plate, longitudinal spacing is formed to reflector plate；Another two is positioned
Part is made up of silica gel, forms the gear edge of bending in the corner of reflector plate.
3. backlight module according to claim 2, it is characterised in that the working of plastics is by the first supporting part and is erected at the
First limiting section of one supporting part, one end section semicircular in shape is constituted, and the first supporting part and the first limiting section are integrally formed；It is described
Silica gel part section is L-shaped, is made up of integrally formed second supporting part and the second limiting section, and the second supporting part is attached to the first support
Above portion, groove is arranged on the second limiting section.
4. backlight module according to claim 2, it is characterised in that the fit clearance of the groove and projection is 0.2 milli
Rice.
5. the backlight module according to any one of claim 2 to 4, it is characterised in that the position of the keeper upper groove
Differ.
6. the backlight module described in any one of display device, including claim 2 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210301701.XA CN103629589B (en) | 2012-08-23 | 2012-08-23 | Reflective sheet locating structure, backlight module and display equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210301701.XA CN103629589B (en) | 2012-08-23 | 2012-08-23 | Reflective sheet locating structure, backlight module and display equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103629589A CN103629589A (en) | 2014-03-12 |
| CN103629589B true CN103629589B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210301701.XA Active CN103629589B (en) | 2012-08-23 | 2012-08-23 | Reflective sheet locating structure, backlight module and display equipment |
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| CN (1) | CN103629589B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042427B (en) * | 2015-08-13 | 2017-05-17 | 武汉华星光电技术有限公司 | Backlight module and display device |
| US10378699B2 (en) * | 2016-09-09 | 2019-08-13 | Flex Ltd | Light panel retro-fit kits |
| CN206479671U (en) * | 2017-03-01 | 2017-09-08 | 合肥京东方光电科技有限公司 | A kind of light guide plate, backlight and display device |
| CN108036286B (en) * | 2017-11-30 | 2020-09-08 | 东莞市闻誉实业有限公司 | Heat radiator |
| CN109975916A (en) * | 2019-03-19 | 2019-07-05 | 惠州市宝明精工有限公司 | A kind of backlight module improving light guide board fixing structure |
| CN115542607A (en) * | 2022-09-30 | 2022-12-30 | 惠科股份有限公司 | Backlight module and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1952753A (en) * | 2005-10-18 | 2007-04-25 | 群康科技(深圳)有限公司 | Back light module and LCD device |
| WO2012002074A1 (en) * | 2010-06-30 | 2012-01-05 | シャープ株式会社 | Lighting device, display device, and television receiver |
| CN202253135U (en) * | 2011-08-05 | 2012-05-30 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display (LCD) |
| CN202791632U (en) * | 2012-08-23 | 2013-03-13 | 青岛海信电器股份有限公司 | Reflector plate locating structure, backlight module and display equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120017992A (en) * | 2010-08-20 | 2012-02-29 | 삼성모바일디스플레이주식회사 | Display divce |
-
2012
- 2012-08-23 CN CN201210301701.XA patent/CN103629589B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1952753A (en) * | 2005-10-18 | 2007-04-25 | 群康科技(深圳)有限公司 | Back light module and LCD device |
| WO2012002074A1 (en) * | 2010-06-30 | 2012-01-05 | シャープ株式会社 | Lighting device, display device, and television receiver |
| CN202253135U (en) * | 2011-08-05 | 2012-05-30 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display (LCD) |
| CN202791632U (en) * | 2012-08-23 | 2013-03-13 | 青岛海信电器股份有限公司 | Reflector plate locating structure, backlight module and display equipment |
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| CN103629589A (en) | 2014-03-12 |
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Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee after: Hisense Video Technology Co., Ltd Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee before: HISENSE ELECTRIC Co.,Ltd. |
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