CN101634415A - Back light module and manufacture method thereof - Google Patents
Back light module and manufacture method thereof Download PDFInfo
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- CN101634415A CN101634415A CN200910170916A CN200910170916A CN101634415A CN 101634415 A CN101634415 A CN 101634415A CN 200910170916 A CN200910170916 A CN 200910170916A CN 200910170916 A CN200910170916 A CN 200910170916A CN 101634415 A CN101634415 A CN 101634415A
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Abstract
The invention relates to a back light module and a manufacture method thereof. The manufacture method of the back light module comprises the following steps: providing a back plate which is provided with a first side edge, a second side edge, a third side edge and a fourth side edge, wherein the first side edge is opposite to the second side edge and the third side edge is opposite to the fourth side edge; performing injection molding on a first frame on the back plate; inserting a light source and an optical membrane into the first frame; and enclosing the first frame by the a second frame. The invention can effectively reduce the complexity of the back light module and the assembly working time, solve a matching problem which may occur in assembly and also ensure that the reprocessing of the back light module is more convenient.
Description
Technical field
The present invention is about a kind of module backlight and manufacture method thereof, particularly relevant for a kind of assembling and convenient module backlight and the manufacture method thereof of heavy industry.
Background technology
Flat-panel monitor has been widely used in the various electronic installations, with the LCD is example, it is made of liquid crystal panel and module backlight, wherein liquid crystal panel is made up of two transparency carriers and the liquid crystal layer that is arranged between these two transparency carriers, and module backlight is in order to provide liquid crystal panel required area source, so that LCD reaches the effect of demonstration.
The backlight liquid crystal display module generally is divided into straight-down negative and side entering type.With the side entering type is example, and the assembling mode of side entrance back module mainly may further comprise the steps at present: at first reflector, reflector plate, LGP etc. are assembled on the backboard, and then assemble each blooming piece, assemble the module frame at last.
Though this kind assembling mode technology is comparatively ripe, part also comes with some shortcomings: one, assembling procedure is more relatively, and process is numerous and diverse relatively; Easily do when two, module frame and backboard are assembled and cause assembling collocation difficulty partially because of the size of one of them assembly; Three, the heavy industry process is comparatively complicated, need disassemble module frame, blooming sheet material and LGP etc. successively.
Summary of the invention
At above-mentioned technical problem, the invention provides a kind of new module backlight and manufacture method thereof, can reach assembling time-histories that shortens liquid crystal module and the purpose that makes things convenient for heavy industry.
Module backlight provided by the invention comprises backboard, first framework, light source, blooming piece and second framework.Backboard has first side, second side, the 3rd side, four side and first surface, this first side is relative with this second side, the 3rd side is relative with this four side, and this first surface is between this first side, this second side, the 3rd side and this four side.The first framework ejection formation is on backboard, and this first framework comprises storage tank, and correspondence is arranged at first side and second side.Light source is inserted in storage tank, and corresponding to first side and second side; Blooming piece is inserted in first framework, and corresponding to first surface.Second framework is arranged at the 3rd side and four side, in order to enclosed light source and blooming piece.
According to module backlight of the present invention, light source comprises fluorescent tube and reflector.
Also comprise LGP according to module backlight of the present invention, be arranged in first framework, and cooperate, form area source with fluorescent tube and reflector.Further, blooming piece is arranged on the LGP.
According to module backlight of the present invention, second framework is locked in first framework or backboard.
The manufacture method of module backlight provided by the invention comprises following steps.Backboard is provided, and this backboard has first side, second side, the 3rd side and four side, and this first side is relative with this second side, and the 3rd side is relative with this four side.Ejection formation first framework on backboard.Light source and blooming piece are directly inserted first framework.Utilize second framework to seal first framework.
According to manufacture method of the present invention, first framework comprises storage tank, is arranged at first side and second side.
According to manufacture method of the present invention, also comprise LGP is assembled in first framework, and this LGP correspondence is arranged at light source and blooming piece.
According to manufacture method of the present invention, second framework is arranged at the 3rd side and four side.
According to manufacture method of the present invention, second framework is locked in first framework or backboard.
By the present invention, help module assembling, and can overcome the assembling of first framework time and the backboard collocation problem that may occur.Compare with traditional manufacture method, major advantage of the present invention is:
(1) can effectively reduce the complexity of backboard, thereby reduce cost;
(2) first frameworks are by being molded directly within on the backboard, can avoid the assembling difficulty that does not match and cause because of first framework and backboard size;
(3) effectively man-hour is assembled in minimizing, is beneficial to reduce cost;
(4) heavy industry is convenient, takes off the operation that can dismantle main elements such as blooming piece, fluorescent tube behind first framework of side.
Description of drawings
Figure 1A is the schematic diagram of the module backlight of one embodiment of the invention.
Figure 1B is the schematic diagram in A-A cross section among Figure 1A.
Fig. 2 is the flow chart of manufacture method of the module backlight of one embodiment of the invention.
The specific embodiment
For making purpose of the present invention, structure, feature and function thereof there are further understanding, cooperate embodiment to be described in detail as follows now.
See also Figure 1A and Figure 1B, Figure 1A is the schematic diagram of the module backlight 1 of one embodiment of the invention, and Figure 1B is the schematic diagram in A-A cross section among Figure 1A.Module 1 backlight comprises backboard 11, first framework 12, light source 13, blooming piece 14 and second framework 15.Backboard 11 has first side 111, second side 112, the 3rd side 113, four side 114 and first surface 110, first side 111 is relative with second side 112, the 3rd side 113 is relative with four side 114, and first surface 110 is between first side 111, second side 112, the 3rd side 113 and four side 114.In one embodiment, backboard 11 is a metallic plate.First framework, 12 ejection formations are on backboard 11, and first framework 12 comprises storage tank 120, and correspondence is arranged at first side 111 and second side 112.In one embodiment, first framework 12 is the glue frame.Light source 13 is inserted in storage tank 120, and corresponding to first side 111 and second side 112.Blooming piece 14 is inserted in first framework 12, and corresponding to first surface 110.Second framework 15 is arranged at the 3rd side 113 and four side 114, in order to enclosed light source 13 and blooming piece 14.In actual applications, second framework 15 is locked in first framework 12 or backboard 11, and adoptable mode locks including but not limited to screw.But preferably adopt the fixed form be easy to dismantle, dismantle this second framework when making things convenient for heavy industry.In actual applications, second framework 15 can extend to form protuberance (figure does not show) towards first surface 110 tops, in order to the auxiliary element of fixing in first framework 12, as blooming piece 14.
In one embodiment, light source 13 can comprise fluorescent tube 130 and reflector 131.Need to prove that light source also can be other die set light sources backlight commonly used such as LED striation.In actual applications, module 1 backlight also comprises LGP 16, is arranged in first framework 12, and cooperates with fluorescent tube 130 and reflector 131, forms area source.Blooming piece 14 is arranged on the LGP 16.
Need to prove, among Figure 1A and Figure 1B be with about two the cover light sources be that example describes, the present invention also can comprise the module backlight of one-sided light source not as limit.
See also Fig. 2, Fig. 2 is the flow chart of manufacture method of the module backlight of one embodiment of the invention.The manufacture method of module backlight provided by the invention comprises following steps.S21 provides backboard, and this backboard has first side, second side, the 3rd side and four side, and the first side is relative with the second side, and the 3rd side is relative with four side.S23, ejection formation first framework on backboard.In actual applications, first framework comprises storage tank, is arranged at first side and second side.S25 directly inserts first framework with light source and blooming piece.In one embodiment, manufacture method of the present invention also comprises LGP is assembled in first framework, and this LGP correspondence is arranged at light source and blooming piece.S27 utilizes second framework to seal first framework.In one embodiment, second framework is arranged at the 3rd side and four side, in order to the opening of sealing relative the 3rd side of storage tank and four side.In actual applications, second framework is locked in first framework or backboard.
By the present invention, help the module assembling, can effectively reduce the complexity and the minimizing of backboard and assemble man-hour, thereby reduce cost.And can overcome the collocation problem that first framework when assembling and backboard may occur, can avoid the assembling difficulty that does not match and cause because of first framework and backboard size.In addition, the structure of this module backlight and manufacture method make heavy industry convenient.
The present invention is described by above-mentioned related embodiment, yet the foregoing description is only for implementing example of the present invention.Must be pointed out that the embodiment that has disclosed does not limit the scope of the invention.On the contrary, change of being done and retouching without departing from the spirit and scope of the present invention all belongs to scope of patent protection of the present invention.
Claims (10)
1. module backlight is characterized in that comprising:
Backboard, have first side, second side, the 3rd side, four side and first surface, this first side is relative with this second side, and the 3rd side is relative with this four side, and this first surface is between this first side, this second side, the 3rd side and this four side;
First framework, ejection formation are on this backboard, and this first framework comprises storage tank, and correspondence is arranged at this first side and this second side;
Light source is inserted in this storage tank, and corresponding to this first side and this second side;
Blooming piece is inserted in this first framework, and corresponding to this first surface;
Second framework is arranged at the 3rd side and this four side, in order to seal this light source and this blooming piece.
2. module backlight as claimed in claim 1 is characterized in that: this light source comprises fluorescent tube and reflector, perhaps the LED striation.
3. module backlight as claimed in claim 1 is characterized in that also comprising: LGP, and be arranged in this first framework, and cooperate with this light source, form area source.
4. module backlight as claimed in claim 3 is characterized in that: this blooming piece is arranged on this LGP.
5. module backlight as claimed in claim 1 is characterized in that: this second framework is locked in this first framework or this backboard.
6. the manufacture method of a module backlight is characterized in that comprising following steps:
Backboard is provided, and this backboard has first side, second side, the 3rd side and four side, and this first side is relative with this second side, and the 3rd side is relative with this four side;
Ejection formation first framework on this backboard;
Light source and blooming piece are inserted this first framework;
Utilize second framework to seal this first framework.
7. manufacture method as claimed in claim 6 is characterized in that: this first framework comprises storage tank, is arranged at this first side and this second side.
8. manufacture method as claimed in claim 6 is characterized in that also comprising: LGP is assembled in first framework, and this LGP correspondence is arranged at this light source and this blooming piece.
9. manufacture method as claimed in claim 6 is characterized in that: this second framework is arranged at the 3rd side and this four side.
10. manufacture method as claimed in claim 6 is characterized in that: second framework is locked in this first framework or this backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910170916A CN101634415A (en) | 2009-08-20 | 2009-08-20 | Back light module and manufacture method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910170916A CN101634415A (en) | 2009-08-20 | 2009-08-20 | Back light module and manufacture method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101634415A true CN101634415A (en) | 2010-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910170916A Pending CN101634415A (en) | 2009-08-20 | 2009-08-20 | Back light module and manufacture method thereof |
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| CN (1) | CN101634415A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155687A (en) * | 2011-03-04 | 2011-08-17 | 深圳市华星光电技术有限公司 | Backlight module, liquid crystal display device and backing plate |
| CN102401334A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Back frame of flat panel display device and backlight system |
| CN103162182A (en) * | 2013-01-24 | 2013-06-19 | 友达光电(厦门)有限公司 | Narrow frame backlight module and producing method thereof |
| US8721156B2 (en) | 2011-03-04 | 2014-05-13 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module and backplate of the backlight module |
| US8899788B2 (en) | 2011-03-01 | 2014-12-02 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Light source fixing device, light source assembly and assembling method thereof |
| CN104175465A (en) * | 2014-07-14 | 2014-12-03 | 京东方光科技有限公司 | Backlight structure and production method and production device thereof |
| CN107942558A (en) * | 2017-10-12 | 2018-04-20 | 惠科股份有限公司 | Liquid crystal display device and its backlight module |
-
2009
- 2009-08-20 CN CN200910170916A patent/CN101634415A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8899788B2 (en) | 2011-03-01 | 2014-12-02 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Light source fixing device, light source assembly and assembling method thereof |
| CN102155687A (en) * | 2011-03-04 | 2011-08-17 | 深圳市华星光电技术有限公司 | Backlight module, liquid crystal display device and backing plate |
| US8721156B2 (en) | 2011-03-04 | 2014-05-13 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module and backplate of the backlight module |
| CN102401334A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Back frame of flat panel display device and backlight system |
| CN102401334B (en) * | 2011-11-18 | 2013-11-27 | 深圳市华星光电技术有限公司 | Back frame of flat panel display device and backlight system |
| CN103162182A (en) * | 2013-01-24 | 2013-06-19 | 友达光电(厦门)有限公司 | Narrow frame backlight module and producing method thereof |
| CN103162182B (en) * | 2013-01-24 | 2015-04-08 | 友达光电(厦门)有限公司 | Narrow frame backlight module and producing method thereof |
| CN104175465A (en) * | 2014-07-14 | 2014-12-03 | 京东方光科技有限公司 | Backlight structure and production method and production device thereof |
| CN107942558A (en) * | 2017-10-12 | 2018-04-20 | 惠科股份有限公司 | Liquid crystal display device and its backlight module |
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Open date: 20100127 |