CN103672575A - Backlight module - Google Patents
Backlight module Download PDFInfo
- Publication number
- CN103672575A CN103672575A CN201210336852.9A CN201210336852A CN103672575A CN 103672575 A CN103672575 A CN 103672575A CN 201210336852 A CN201210336852 A CN 201210336852A CN 103672575 A CN103672575 A CN 103672575A
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- CN
- China
- Prior art keywords
- line source
- backlight module
- slotted eye
- backboard
- lgp
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- 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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- Planar Illumination Modules (AREA)
Abstract
A backlight module comprises a line light source, a light guide plate and a back plate. The back plate comprises a bottom plate, side walls and a top wall. The bottom plate, the side walls and the top wall define a containing space, the line light source and the light guide plate are arranged in the containing space, the line light source is located on one side of the light guide plate, a slotted hole is formed in the bottom plate corresponding to the line light source, the line light source is mounted inside the back plate through the slotted hole, a reflect adhesive sheet covers the slotted hole after the line light source is contained, and the light guide plate is mounted inside the back plate after the line light source and the reflect adhesive sheet are mounted in the back plate. According to the backlight module, the arrangement of the slotted hole in the bottom of the back plate enables the line light source to be assembled on the top wall of the back plate from bottom to top in a reversed mode, assembling is convenient to carry out, and a connector of a circuit board does not need to be bent.
Description
Technical field
The present invention is relevant for a kind of display unit of electronic component, particularly relevant for a kind of backlight module of display unit.
Background technology
Light emitting diode (LED), owing to having the advantages such as power saving, durable, brightness is strong, is subject to people's common concern in recent years, has now been applied in multiple electronic product, wherein most often for the backlight module of display unit.
The backlight module of display unit general with display floater collocation use, be installed in the housing of electronic product, with other element of electronic product as actings in conjunction such as main control board, power supplys, for electronic product provides display frame.
Figure 1 shows that the schematic diagram of existing a kind of backlight module.As shown in Figure 1, this backlight module 200 comprises backboard 210 (Bezel), LGP 220 (LGP), light source 230 (LED) and flexible circuit board 240 (FPC).Wherein, LGP 220 is located at backboard 210 bottoms, and light source 230 is located at a side of LGP 220, and is electrically connected to flexible circuit board 240.The crossing position of the base plate 211 of backboard 210 and sidewall 212 is provided with an opening 213, for the connector 241 for flexible circuit board 240 stretches out, is connected with element around.
When above-mentioned backlight module 200 assembling, the connector 241 of flexible circuit board 240 need to can be connected with element around through the opening 213 of backboard 210 bottoms, through the action of opening 213 can due to the set position of opening 213 (backboard 210 bottoms) and opening 213 compared with little and difficult through, increased assembling difficulty.And, because opening 213 is located at the bottom of backboard 210, the connector 241 of the flexible circuit board 240 that passed by above-mentioned opening 213 need to can be connected with element around conventionally after bending, and the scratch of the edge that when bending easily caused backboard 210 to connector 241 affects life-span of flexible circuit board 240.
Summary of the invention
In view of this, be necessary to provide a kind of easy to assembly and be difficult for the backlight module of scratch circuit board.
The present invention realizes like this, a kind of backlight module is provided, comprise line source, LGP and backboard, described backboard comprises base plate, sidewall and roof, described base plate, sidewall and roof surround an accommodation space, described line source and described LGP are located in described accommodation space, and described line source is positioned at a side of described LGP, on described base plate, corresponding described line source is offered a slotted eye, described line source is installed in described backboard via described slotted eye, described slotted eye is established a reflection bonding die installing described line source bonnet, described LGP is installed in described backboard after installing described line source and described reflection bonding die.
According to one embodiment of present invention, the length of described slotted eye and width are all slightly larger than length and the width of described line source.
According to one embodiment of present invention, some spot lights that described line source comprises a circuit board and is electrically connected to circuit board, described circuit board has a connector, the corresponding described connector of sidewall of described backboard is provided with a vertical slot, and described connector arrives the position near described roof via described vertical slot.
According to one embodiment of present invention, described line source is inverted in the roof of described backboard.
According to one embodiment of present invention, described line source is by having a circuit board, and described circuit board is connected with the roof of described backboard by another reflection bonding die.
According to one embodiment of present invention, described another reflects the top that bonding die extends described roof and extends to described LGP.
According to one embodiment of present invention, described LGP is located at the top of described slotted eye and described reflection bonding die.
According to one embodiment of present invention, a part for described line source and described LGP is all located at the top of described slotted eye.
According to one embodiment of present invention, in described slotted eye, be provided with a single-sided back-adhesive.
According to one embodiment of present invention, the undersized of described single-sided back-adhesive in or equal the size of described slotted eye.
In the present invention, the setting of backboard bottom slotted eye can make the from bottom to top anti-group of roof to backboard of line source, easy to assembly and need not bend the connector of circuit board.Whether the setting of backboard sidewall vertical slot can be assembled into tram by Visual Confirmation line source when assembling.Reflection bonding die for static line light source can play the effect that prevents light leak, is lifted out luminous intensity.The reflection bonding die attaching on slotted eye can fill the slotted eye of backboard bottom, avoids element herein unsettled.In slotted eye, the attaching of single-sided back-adhesive can increase the intensity of slotted eye place reflection bonding die, makes to reflect bonding die and is difficult for being damaged by pressure by other element.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Figure 1 shows that the schematic cross-section of a kind of backlight module of the prior art.
Figure 2 shows that the schematic cross-section of a kind of backlight module of one embodiment of the invention.
Figure 3 shows that the elevational schematic view of Fig. 2 dorsulum.
Figure 4 shows that schematic diagram when line source passes backboard slotted eye.
The specific embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Figure 2 shows that the schematic diagram of a kind of backlight module of one embodiment of the invention.As shown in Figure 2, backlight module 100 of the present invention comprises line source 10(Light-bar), LGP 20 and backboard 30.
Described backboard 30 comprises base plate 31, sidewall 32 and roof 33, and described base plate 31, sidewall 32 and roof 33 surround the accommodation space 34 of a upper opening.Described line source 10 and described LGP 20 are located in described accommodation space 34, and described line source 10 is positioned at a side of described LGP 20.Display floater is located in described opening and is positioned at the top of described LGP 20, the light appearing for the exiting surface receiving by described LGP 20, and under the control of main control board 11, show various pictures.
As shown in Figures 2 to 4, on described base plate 31, corresponding described line source 10 is offered the slotted eye 35 of a strip, and the length of described slotted eye 35 and width are all slightly larger than length and the width of described line source 10.Described line source 10 is installed in the accommodation space 34 of described backboard 30 via described slotted eye 35.Described slotted eye 35 is established a reflection bonding die 40 installing described line source 10 bonnets.Described reflection bonding die 40 is extended to the below of described LGP 20 by the below of line source 10, the part light sending directly to reflect described line source 10, or indirect reference is through the light of LGP 20 directive reflection bonding dies 40, increases the light effect that of LGP 20 exiting surfaces.Described LGP 20 is installed in described backboard 30 after installing described line source 10 and described reflection bonding die 40, and is positioned at the top of described slotted eye 35 and described reflection bonding die 40.As shown in Figure 2, a part for described LGP 20 extends to the top of described slotted eye 35 and contacts with reflection bonding die 40.For strengthening the intensity of the reflection bonding die 40 of slotted eye 35 tops, described slotted eye 35 inherences also can attach a single-sided back-adhesive 50 after posting reflection bonding die 40, the undersized of described single-sided back-adhesive 50 in or equal the size of described slotted eye 35.
Described line source 10 comprises a circuit board 11 and the some spot lights 12 that are electrically connected to described circuit board 11.Described circuit board 11 has the connector 13 that extends described backboard 30, the corresponding described connector 13 of sidewall 32 of described backboard 30 is provided with a vertical slot 36, described vertical slot 36 runs through described base plate 31 and to described roof 33, extends to the position near described roof 33 tops by described base plate 31, like this, the position that described line source 10 can arrive near the roof 33 of backboard 30 via described slotted eye 35 and described vertical slot 36.Described line source 10 is inverted in the roof 33 of described backboard 30, and particularly, described line source 10 is fixed on described roof 33 by described circuit board 11 and the reflection bonding die 60 that is located between described circuit board 11 and described roof 33.Reflection bonding die 60 stretches out the edge of described roof 33 and extends to the top of described LGP 20, to play the effect of little reflector plate, the light that stop portions is penetrated by LGP 20.
In the present invention, the setting of backboard 30 bottom slotted eyes 35 can make the from bottom to top anti-group of roof 33 to backboard 30 of line source 10, easy to assembly and need not bend the connector 13 of circuit board 11.Whether the setting of backboard 30 sidewall 32 vertical slots 36 can be assembled into tram by Visual Confirmation line source 10 when assembling.For the reflection bonding die 60 of static line light source 10, can play the effect of little reflector plate, the effect that play and prevent light leak, is lifted out luminous intensity.The reflection bonding die 40 attaching on slotted eye 35 can fill the slotted eye 35 of backboard 30 bottoms, avoids element herein unsettled.The attaching of the interior single-sided back-adhesive 50 of slotted eye 35 can increase the intensity of slotted eye 35 place's reflection bonding dies 40, makes to reflect bonding die 40 and is difficult for being damaged by pressure by other element.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a backlight module, comprise line source, LGP and backboard, described backboard comprises base plate, sidewall and roof, described base plate, sidewall and roof surround an accommodation space, described line source and described LGP are located in described accommodation space, and described line source is positioned at a side of described LGP, it is characterized in that, on described base plate, corresponding described line source is offered a slotted eye, described line source is installed in described backboard via described slotted eye, described slotted eye is established a reflection bonding die installing described line source bonnet, described LGP is installed in described backboard after installing described line source and described reflection bonding die.
2. backlight module as claimed in claim 1, is characterized in that, the length of described slotted eye and width are all slightly larger than length and the width of described line source.
3. backlight module as claimed in claim 1, it is characterized in that, some spot lights that described line source comprises a circuit board and is electrically connected to circuit board, described circuit board has a connector, the corresponding described connector of sidewall of described backboard is provided with a vertical slot, and described connector arrives the position near described roof via described vertical slot.
4. backlight module as claimed in claim 1, is characterized in that, described line source is inverted in the roof of described backboard.
5. backlight module as claimed in claim 1, is characterized in that, described line source is by having a circuit board, and described circuit board is connected with the roof of described backboard by another reflection bonding die.
6. backlight module as claimed in claim 5, is characterized in that, the top that described another reflection bonding die extends described roof and extends to described LGP.
7. backlight module as claimed in claim 1, is characterized in that, described LGP is located at the top of described slotted eye and described reflection bonding die.
8. backlight module as claimed in claim 1, is characterized in that, a part for described line source and described LGP is all located at the top of described slotted eye.
9. backlight module as claimed in claim 1, is characterized in that, is provided with a single-sided back-adhesive in described slotted eye.
10. backlight module as claimed in claim 9, is characterized in that, the undersized of described single-sided back-adhesive in or equal the size of described slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210336852.9A CN103672575A (en) | 2012-09-12 | 2012-09-12 | Backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210336852.9A CN103672575A (en) | 2012-09-12 | 2012-09-12 | Backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103672575A true CN103672575A (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210336852.9A Pending CN103672575A (en) | 2012-09-12 | 2012-09-12 | Backlight module |
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| Country | Link |
|---|---|
| CN (1) | CN103672575A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089217A (en) * | 2014-06-20 | 2014-10-08 | 北京京东方视讯科技有限公司 | Backlight source, backlight module and display device |
| CN105303969A (en) * | 2015-11-19 | 2016-02-03 | 合一智能科技（深圳）有限公司 | Display module and manufacturing method thereof |
| CN105402640A (en) * | 2014-09-15 | 2016-03-16 | 扬升照明股份有限公司 | Backlight module |
| WO2016074293A1 (en) * | 2014-11-14 | 2016-05-19 | 深圳市华星光电技术有限公司 | Backlight source and manufacturing method therefor, and liquid crystal display |
| CN110174801A (en) * | 2019-05-30 | 2019-08-27 | 武汉华星光电技术有限公司 | Display module |
| WO2021098494A1 (en) * | 2019-11-19 | 2021-05-27 | 宸美（厦门）光电有限公司 | Light guide structure |
| US11670900B2 (en) | 2019-02-05 | 2023-06-06 | Emergency Technology, Inc. | Universal smart adaptor |
-
2012
- 2012-09-12 CN CN201210336852.9A patent/CN103672575A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089217A (en) * | 2014-06-20 | 2014-10-08 | 北京京东方视讯科技有限公司 | Backlight source, backlight module and display device |
| US9632232B2 (en) | 2014-06-20 | 2017-04-25 | Boe Technology Group Co., Ltd. | Backlight, backlight module and display device |
| CN105402640A (en) * | 2014-09-15 | 2016-03-16 | 扬升照明股份有限公司 | Backlight module |
| CN105402640B (en) * | 2014-09-15 | 2018-04-24 | 扬升照明股份有限公司 | Backlight module |
| WO2016074293A1 (en) * | 2014-11-14 | 2016-05-19 | 深圳市华星光电技术有限公司 | Backlight source and manufacturing method therefor, and liquid crystal display |
| CN105303969A (en) * | 2015-11-19 | 2016-02-03 | 合一智能科技（深圳）有限公司 | Display module and manufacturing method thereof |
| CN105303969B (en) * | 2015-11-19 | 2017-11-24 | 合一智能科技（深圳）有限公司 | Display module and its manufacture method |
| US11670900B2 (en) | 2019-02-05 | 2023-06-06 | Emergency Technology, Inc. | Universal smart adaptor |
| CN110174801A (en) * | 2019-05-30 | 2019-08-27 | 武汉华星光电技术有限公司 | Display module |
| CN110174801B (en) * | 2019-05-30 | 2024-03-26 | 武汉华星光电技术有限公司 | Display module |
| WO2021098494A1 (en) * | 2019-11-19 | 2021-05-27 | 宸美（厦门）光电有限公司 | Light guide structure |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140326 |