CN102042536A - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
- Publication number
- CN102042536A CN102042536A CN 201010276469 CN201010276469A CN102042536A CN 102042536 A CN102042536 A CN 102042536A CN 201010276469 CN201010276469 CN 201010276469 CN 201010276469 A CN201010276469 A CN 201010276469A CN 102042536 A CN102042536 A CN 102042536A
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- body frame
- sidewall
- module backlight
- lgp
- light source
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Abstract
The invention relates to a backlight module and a display device. The backlight module comprises a middle frame, a first back frame, a second back frame, a light guide plate and a first light source unit, wherein the first back frame is arranged in the middle frame and is provided with a first side wall and a second side wall; the second back frame is arranged in the middle frame and is provided with a third side wall and a fourth side wall; the first back frame and the second back frame forms an accommodating space in an enclosing mode; the first light source unit is arranged corresponding to a first incident light surface and is fixed on the first side wall; and the first back frame and the first light source unit are separably arranged in the middle frame along the direction vertical to the bottom surface. In the backlight module or the display device, the back frames and the light source unit can be drawn out along the direction vertical to the bottom surface of the light guide plate, so that the backlight module or the display device facilitates reconstruction or maintenance and reduces maintenance cost.
Description
Technical field
The present invention relates to a kind of module backlight and display unit, particularly about a kind of module backlight and display unit of substituting light source assembly.
Background technology
Along with the differentiation of display technology, display unit produces various new-type display unit from continuous differentiation of traditional cathode ray tube (CRT).Wherein, advantages such as that liquid crystal indicator (LCD) possesses is frivolous, power saving, low radiation, therefore become one of common now display unit gradually, can be widely used among communication, information or the consumption electronic products such as mobile computer, digital camera, TV, Video Camera, mobile phone.
Liquid crystal indicator mainly is to show with display floater (LCD panel), because display floater itself can't be luminous, therefore must supply the light source that brightness is abundant and be evenly distributed, and makes normally display image of display floater.The function of this supply light source is promptly undertaken by module backlight.Module backlight can be according to the difference of its structure, and is divided into two kinds of side-light type module backlight and down straight aphototropism mode set.The design of down straight aphototropism mode set is to place as light source under the module backlight; And the one-sided or both sides that the common light source of side-light type module backlight is arranged at LGP are with as light source.
Please refer to Fig. 1, is the schematic diagram of known liquid crystal indicator as Fig. 1.As shown in Figure 1, at present, it mainly comprises center 1 (or being called the glue frame), back of the body frame 2, LGP 3, light source 4, reflector plate 5, blooming 6 and display floater 7 and preceding frame 8 known liquid crystal indicator 100.Center 1 has two accommodation spaces up and down, and the accommodation space of downside is in order to place module backlight, and the accommodation space on top is in order to place display floater 7.Module backlight comprises back of the body frame 2, LGP 3, light source 4, reflector plate 5 and blooming 6, and back of the body frame 2 forms accommodation space to hold LGP 3, and light source 4 is provided with corresponding to the incidence surface 3a of LGP 3, and light source 4 can be fixed on the sidewall of back of the body frame 2.Because the back of the body frame 2 of known liquid crystal indicator 100 designs for one, when liquid crystal indicator 100 is finished assembling back or used the long period to find light source 4 damages, during the light source 4 of maintain and replace liquid crystal indicator 100, frame 8 before need opening, take off display floater 7, remove center 1, just replaceable maintenance light source 4 behind the taking-up LGP 3, maintenance step complexity and cost are higher.
Summary of the invention
In view of this, the invention provides a kind of module backlight, it comprises center, first back of the body frame, second back of the body frame, LGP and first light source cell.This first back of the body frame is arranged in this center, and this first back of the body frame has the first side wall and second sidewall, and this second sidewall extends and perpendicular to this first side wall along this first side wall one; This second back of the body frame is arranged in this center, and this second back of the body frame has the 3rd sidewall and the 4th sidewall, and the 4th sidewall extends and perpendicular to the 3rd sidewall along the 3rd sidewall one, and this first back of the body frame second is carried on the back frame and enclosed accommodation space with this; This LGP comprises the bottom surface and is positioned at first incidence surface of this LGP side that this LGP is arranged in this accommodation space; This first light source cell is corresponding to this first incidence surface setting, and is fixed on this first side wall; Wherein, this first back of the body frame and this first light source cell are arranged in this center separably along the direction perpendicular to this bottom surface.
As optional technical scheme, this module backlight also comprises reflector plate, and this reflector plate is arranged between this LGP and this second sidewall, and this reflector plate covers this bottom surface of this LGP.
As optional technical scheme, all have reflector plate on this second sidewall and the 4th sidewall, those reflector plates cover this bottom surface of this LGP.
As optional technical scheme, the width of this second sidewall is less than or equal to the width of the 4th sidewall.
As optional technical scheme, this LGP also has second incidence surface, this module backlight also comprises the secondary light source unit, this secondary light source unit is corresponding to this second incidence surface setting and be fixed on the 4th sidewall, wherein, this second back of the body frame and this secondary light source unit are arranged in this center separably along the direction perpendicular to this bottom surface.
As optional technical scheme, this module backlight also comprises adhesive tape, and this adhesive tape sticks joint in this first back of the body frame and this second back of the body frame to fix this first back of the body frame and this second back of the body frame; Perhaps this module backlight also comprises stator, and this stator screw is locked in the joint of this first back of the body frame and this second back of the body frame to fix this first back of the body frame and this second back of the body frame.
As optional technical scheme, this module backlight also comprises the 3rd back of the body frame, the 3rd back of the body frame has base plate, the 3rd framework is arranged between this first frame and this second framework and this first framework, this second framework and the 3rd framework join formation accommodation space, this LGP is arranged in this accommodation space.
As optional technical scheme, all have reflector plate on this second sidewall, the 4th sidewall and this base plate, those reflector plates cover this bottom surface of this LGP.
As optional technical scheme, the width of this second sidewall equals the width of the width of the width of the 4th sidewall and this base plate greater than second sidewall.
According to a specific embodiment, the invention provides a kind of display unit, it comprises above-mentioned module backlight.
Module backlight of the present invention or display unit, its back of the body frame and light source cell can be substituted along the direction perpendicular to the bottom surface of LGP, make things convenient for heavy industry or maintenance, and can reduce the cost of heavy industry or maintenance.
Can be further understood by following description of drawings and specific embodiment detailed description in the advantages and spirit of the present invention.
Description of drawings
Fig. 1 is the schematic diagram of known liquid crystal indicator.
Fig. 2 is the schematic diagram of a specific embodiment of display unit of the present invention.
Fig. 3 is the schematic diagram of another embodiment of Fig. 2.
Fig. 4 is the schematic diagram that first back of the body frame and second is carried on the back frame among Fig. 2 or Fig. 3.
Fig. 5 is the schematic diagram of a specific embodiment of display unit of the present invention.
Fig. 6 is the schematic diagram of a specific embodiment of display unit of the present invention.
Fig. 7 is the schematic diagram of first back of the body frame, second back of the body frame and the 3rd back of the body frame among Fig. 6.
The specific embodiment
Please refer to Fig. 2, Fig. 2 is the schematic diagram of a specific embodiment of display unit of the present invention.As shown in Figure 2, display unit 200 comprises module backlight, display floater 60 and preceding frame 70, and module backlight comprises center 10, first back of the body frame 20, second back of the body frame 30, LGP 40 and first light source cell 26.This first back of the body frame 20 is arranged in this center 10, and this first back of the body frame 20 has the first side wall 22 and second sidewall 24, and this second sidewall 24 extends and perpendicular to this first side wall 22 along the first side wall 22 one.This second back of the body frame 30 is arranged in this center 10, this second back of the body frame 30 has the 3rd sidewall 32 and the 4th sidewall 34, the 4th sidewall 34 extends and perpendicular to the 3rd sidewall 32 along the 3rd sidewall 32 one, and this first back of the body frame 20 is enclosed accommodation space with this second back of the body frame 30.This LGP 40 comprises bottom surface 42 and is positioned at first incidence surface 44 of these LGP 40 sides that this LGP 40 is arranged in this accommodation space.This first light source cell 26 is provided with corresponding to this first incidence surface 44, and this first light source cell 26 is fixed on this first side wall 22, what this first light source cell 26 was preferable is the LED light-emitting section, promptly welds plurality of LEDs on the circuit board, and circuit board attaches or screw is attached on this first side wall 22.Wherein, this first back of the body frame 20 and this first light source cell 26 are arranged in this center 10 separably along the direction perpendicular to this bottom surface 42.Display unit 200 of the present invention is when keeping in repair or changing first light source cell 26, this first back of the body frame 20 and this first light source cell 26 can be extracted out along the direction D perpendicular to this bottom surface 42, be assembled to this center 10 interior getting final product along this direction again after the maintenance, easy to maintenance, save cost.This specific embodiment extracts this first back of the body frame 20 and this first light source cell 26 along the direction perpendicular to this bottom surface 42, it is short that this first light source cell 26 shifts out distance, the wearing and tearing that this first incidence surface of this first light source cell 26 and this LGP 40 is 44 are little, the detaching direction of this specific embodiment also can be selected to extract along the length direction of this first incidence surface 44 not as limit.
Please be simultaneously with reference to Fig. 2, Fig. 3, Fig. 3 is another embodiment of display unit 200 of the present invention.As shown in the figure, this module backlight also comprises reflector plate 50, and this reflector plate 50 is arranged between this LGP 40 and this second sidewall 24, and this reflector plate 50 covers this bottom surface 42 of this LGP 40.This reflector plate can be a slice complete reflector plate 50 or the multi-disc reflector plate for cutting apart, be fixed on this second sidewall 24 as reflector plate 52, reflector plate 54 is fixed on the 4th sidewall 34, and reflector plate 52 and reflector plate 54 cover this bottom surface 42 of this LGP 40, as shown in Figure 3.
Please refer to Fig. 4, Fig. 4 is the schematic diagram that first back of the body frame 20 and second is carried on the back frame 30 among Fig. 2 or Fig. 3.As shown in Figure 4, the width K1 of this second sidewall 24 is less than or equal to the width K2 of the 4th sidewall 34, when the width K1 of this second sidewall 24 less more convenient extraction, the particularly size of display unit 200 are big, as the large scale TV etc.
Please refer to Fig. 5, Fig. 5 is the schematic diagram of a specific embodiment of display unit of the present invention.Display unit 300 primary elements of this specific embodiment and structure are similar to above-mentioned display unit 200, repeat no more.In the display unit 300 of this specific embodiment, this LGP 40 of module backlight also has second incidence surface 46, this module backlight also comprises secondary light source unit 36, and this secondary light source unit 36 is provided with corresponding to this second incidence surface 46 and is fixed on the 3rd sidewall 32.This second back of the body frame 30 and this secondary light source unit 36 are arranged in this center 10 separably along the direction D perpendicular to this bottom surface 42.
Please refer to Fig. 6 and Fig. 7, Fig. 6 is the schematic diagram of a specific embodiment of display unit of the present invention, and Fig. 7 is the schematic diagram of first back of the body frame 20, second back of the body frame 30 and the 3rd back of the body frame 80 among Fig. 6.The display unit 400 of this specific embodiment, its module backlight also comprises the 3rd back of the body frame 80, the 3rd back of the body frame 80 has base plate 82, the 3rd framework 80 is arranged between this first frame 20 and this second framework 30 and this first framework 20, this second framework 30 and the 3rd framework 80 join formation accommodation space, this LGP 40 is arranged in this accommodation space.As a kind of embodiment, have reflector plate 52, reflector plate 54 and reflector plate 56 respectively on this second sidewall 24, the 4th sidewall 34 and this base plate 82, those reflector plates cover this bottom surface 42 of this LGP 40.As shown in Figure 7, the width K1 of this second sidewall 24 equals the width K1 of the width K3 of the width K2 of the 4th sidewall 34 and this base plate 82 greater than second sidewall 24.
As optional technical scheme, this module backlight also comprises adhesive tape or stator (not shown), and this adhesive tape or stator stick or screw is locked in the joint A1 of this first back of the body frame 20 and this second back of the body frame 30 or the joint A2 of this second back of the body frame 30 and the 3rd back of the body frame 80 carries on the back frame to fix those.
Display unit of the present invention, its back of the body frame and light source cell can be extracted out along the direction perpendicular to the bottom surface of LGP, make things convenient for heavy industry or maintenance, and can reduce the cost of maintenance.
According to the detailed description of the above specific embodiment, hope can be known description feature of the present invention and spirit more, and is not to come the present invention is limited with the above-mentioned disclosed specific embodiment.
Claims (10)
1. a module backlight is characterized in that, comprises:
Center;
First back of the body frame is arranged in this center, and this first back of the body frame has the first side wall and second sidewall, and this second sidewall extends and perpendicular to this first side wall along this first side wall one;
Second back of the body frame is arranged in this center, and this second back of the body frame has the 3rd sidewall and the 4th sidewall, and the 4th sidewall extends and perpendicular to the 3rd sidewall along the 3rd sidewall one, and this first back of the body frame second is carried on the back frame and enclosed accommodation space with this;
LGP, first incidence surface that it comprises the bottom surface and is positioned at this LGP side, this LGP are arranged in this accommodation space; And
First light source cell corresponding to this first incidence surface setting, and is fixed on this first side wall;
Wherein, this first back of the body frame and this first light source cell are arranged in this center separably along the direction perpendicular to this bottom surface.
2. module backlight according to claim 1 is characterized in that: this module backlight also comprises reflector plate, and this reflector plate is arranged between this LGP and this second sidewall, and this reflector plate covers this bottom surface of this LGP.
3. module backlight according to claim 1 is characterized in that: all have reflector plate on this second sidewall and the 4th sidewall, those reflector plates cover this bottom surface of this LGP.
4. module backlight according to claim 1 is characterized in that: the width of this second sidewall is less than or equal to the width of the 4th sidewall.
5. module backlight according to claim 1 is characterized in that: this LGP also has second incidence surface, and this module backlight also comprises the secondary light source unit, and this secondary light source unit is corresponding to this second incidence surface setting and be fixed on the 3rd sidewall; Wherein, this second back of the body frame and this secondary light source unit are arranged in this center separably along the direction perpendicular to this bottom surface.
6. module backlight according to claim 1 is characterized in that: this module backlight also comprises adhesive tape, and this adhesive tape sticks joint in this first back of the body frame and this second back of the body frame to fix this first back of the body frame and this second back of the body frame; Perhaps this module backlight also comprises stator, and this stator screw is locked in the joint of this first back of the body frame and this second back of the body frame to fix this first back of the body frame and this second back of the body frame.
7. module backlight according to claim 5, it is characterized in that: this module backlight also comprises the 3rd back of the body frame, the 3rd back of the body frame has base plate, the 3rd framework is arranged between this first frame and this second framework and this first framework, this second framework and the 3rd framework join formation accommodation space, this LGP is arranged in this accommodation space.
8. module backlight according to claim 7 is characterized in that: all have reflector plate on this second sidewall, the 4th sidewall and this base plate, those reflector plates cover this bottom surface of this LGP.
9. module backlight according to claim 7 is characterized in that: the width of this second sidewall equals the width of the width of the width of the 4th sidewall and this base plate greater than second sidewall.
10. a display unit is characterized in that: comprise as the described module backlight of any claim in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010276469 CN102042536A (en) | 2010-08-31 | 2010-08-31 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010276469 CN102042536A (en) | 2010-08-31 | 2010-08-31 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102042536A true CN102042536A (en) | 2011-05-04 |
Family
ID=43908927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010276469 Pending CN102042536A (en) | 2010-08-31 | 2010-08-31 | Backlight module and display device |
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| CN (1) | CN102042536A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374489A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102374490A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102374491A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102376209A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereoscopic display device |
| CN102402055A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Flat panel display device, stereoscopic display device and plasma display device |
| CN102402056A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Flat-plate display device and three-dimensional display device |
| CN102410471A (en) * | 2011-06-01 | 2012-04-11 | 友达光电股份有限公司 | Backlight module and display device |
| CN102566105A (en) * | 2012-03-15 | 2012-07-11 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN102608785A (en) * | 2012-03-30 | 2012-07-25 | 深圳市华星光电技术有限公司 | Central frame and liquid crystal display module |
| CN103698937A (en) * | 2013-12-04 | 2014-04-02 | 苏州佳世达电通有限公司 | Display device and backlight module thereof |
| US8724047B2 (en) | 2012-03-15 | 2014-05-13 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | LCD device |
| CN105280109A (en) * | 2014-07-14 | 2016-01-27 | 惠科电子（深圳）有限公司 | Assembly method of commercial liquid crystal display device used for profile splicing structure |
| CN106383418A (en) * | 2016-08-29 | 2017-02-08 | 深圳市华星光电技术有限公司 | Backlight module set with replaceable light bar and liquid crystal display device |
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| CN101338867A (en) * | 2008-09-01 | 2009-01-07 | 友达光电股份有限公司 | Backlight module and LCD device |
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| US20070182880A1 (en) * | 2006-02-03 | 2007-08-09 | Citizen Electronics Co., Ltd. | Backlight unit |
| CN101338867A (en) * | 2008-09-01 | 2009-01-07 | 友达光电股份有限公司 | Backlight module and LCD device |
| CN101726917A (en) * | 2008-10-23 | 2010-06-09 | 瀚宇彩晶股份有限公司 | Backlight module of displayer |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410471A (en) * | 2011-06-01 | 2012-04-11 | 友达光电股份有限公司 | Backlight module and display device |
| CN102374489B (en) * | 2011-11-18 | 2014-05-14 | 深圳市华星光电技术有限公司 | Backlight system |
| CN102402056A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Flat-plate display device and three-dimensional display device |
| CN102402056B (en) * | 2011-11-18 | 2014-04-02 | 深圳市华星光电技术有限公司 | Flat-plate display device and three-dimensional display device |
| CN102374490B (en) * | 2011-11-18 | 2014-04-16 | 深圳市华星光电技术有限公司 | Backlight system |
| CN102374491B (en) * | 2011-11-18 | 2014-04-16 | 深圳市华星光电技术有限公司 | Backlight system |
| CN102374490A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102374491A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102402055B (en) * | 2011-11-18 | 2014-11-05 | 深圳市华星光电技术有限公司 | Flat panel display device, stereoscopic display device and plasma display device |
| CN102374489A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102402055A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Flat panel display device, stereoscopic display device and plasma display device |
| CN102376209A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereoscopic display device |
| CN102566105A (en) * | 2012-03-15 | 2012-07-11 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| US8724047B2 (en) | 2012-03-15 | 2014-05-13 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | LCD device |
| WO2013143181A1 (en) * | 2012-03-30 | 2013-10-03 | 深圳市华星光电技术有限公司 | Middle frame and liquid crystal display module |
| CN102608785A (en) * | 2012-03-30 | 2012-07-25 | 深圳市华星光电技术有限公司 | Central frame and liquid crystal display module |
| CN103698937A (en) * | 2013-12-04 | 2014-04-02 | 苏州佳世达电通有限公司 | Display device and backlight module thereof |
| CN103698937B (en) * | 2013-12-04 | 2016-06-08 | 苏州佳世达电通有限公司 | Display device and backlight module thereof |
| CN105280109A (en) * | 2014-07-14 | 2016-01-27 | 惠科电子（深圳）有限公司 | Assembly method of commercial liquid crystal display device used for profile splicing structure |
| CN105280109B (en) * | 2014-07-14 | 2018-03-27 | 惠科股份有限公司 | Assembling method of commercial liquid crystal display equipment used for sectional material splicing structure |
| CN106383418A (en) * | 2016-08-29 | 2017-02-08 | 深圳市华星光电技术有限公司 | Backlight module set with replaceable light bar and liquid crystal display device |
| CN106383418B (en) * | 2016-08-29 | 2019-12-31 | 深圳市华星光电技术有限公司 | Backlight module capable of replacing light bar and liquid crystal display device |
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Application publication date: 20110504 |