CN102436085A - Liquid crystal display (LCD) device - Google Patents
Liquid crystal display (LCD) device Download PDFInfo
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- CN102436085A CN102436085A CN2011104079979A CN201110407997A CN102436085A CN 102436085 A CN102436085 A CN 102436085A CN 2011104079979 A CN2011104079979 A CN 2011104079979A CN 201110407997 A CN201110407997 A CN 201110407997A CN 102436085 A CN102436085 A CN 102436085A
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- liquid crystal
- wall body
- bending
- adhesive tape
- crystal indicator
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Abstract
The invention provides a liquid crystal display (LCD) device which comprises an LCD panel and a backlight module. The backlight module is arranged under the LCD panel, and the backlight module comprises an iron frame, a light guide plate, a double-faced adhesive tape and a light source. The iron frame comprises a plate body, a wall body and a bending part, wherein one end of the wall body is connected with the plate body; and the bending part is formed by bending for at least twice from another end of the wall body, the bending part comprises a first bending part which is connected with the wall body and is in parallel with the plate body and a second bending part which is connected with the first bending part and is in parallel with the wall body, and the plate body, the wall body and the bending part form into a containing space. The light guide plate is arranged under the LCD panel and is contained in the iron frame. The double-faced adhesive tape is adhered to the edge of the upper surface of the liquid guide plate and the first bending part of the iron frame in a striding way, so that the LCD panel can be loaded. The light source is contained in the iron frame. The LCD device can be made to be a narrow edge frame and can achieve the effect of full-visual angle without light leakage.
Description
Technical field
The present invention relates to a kind of liquid crystal indicator, relate in particular to a kind of narrow frame liquid crystal indicator.
Background technology
Along with the rapid development of network and radio communication technology, information is talked about and is popularized gradually in the individual, so portable information product, like notebook computer, mobile phone, digital camera and personal digital assistant etc., and all fast-developing and growth.Because LCD (Liquid Crystal Display; Be abbreviated as LCD); Have slimming, lightweight, low power consumption, radiationless pollution, and can be compatible etc. with manufacture of semiconductor advantage, and complying with the rise in the information-based market of this strand network digital; Make it short three during the decade, the application of product more is tremendous growth.
Existing dull and stereotyped machine need design not light leak of full visual angle mostly; Can blooming sheet material and LGP is good more far more apart from the liquid crystal display district in the design; But this kind design can cause the attenuation of glue frame, when the thickness of glue frame during less than 0.6mm, the problem that difficulty, intensity weaken can occur penetrating.Because dull and stereotyped machine is the double glazing of 0.25mm mostly, when glue frame undercapacity, the fragmentation problem can appear in the double glazing that carries thinning, and the glue frame is narrow again, and adhesive tape is difficult for striding rubberizing frame and blooming sheet material, and the light leak problem is arranged easily.
In view of this, how designing a kind of liquid crystal indicator, when reaching narrow frame design, avoid full visual angle light leak problem, is the problem that those skilled in the art need solution badly.
Summary of the invention
In prior art, liquid crystal indicator is glue frame undercapacity when narrow frame design, is prone to the defective of fragmentation, the invention provides a kind of liquid crystal indicator.
According to the present invention a kind of liquid crystal indicator is provided, comprises liquid crystal panel and module backlight.Module backlight is positioned at the below of liquid crystal panel, comprises chase, LGP, double faced adhesive tape and light source.Chase comprises plate body, wall body and kink, and wall body one end is connected in plate body; Kink is bent to form through at least twice from the other end of wall body, comprises that first bending is connected with wall body and is parallel to plate body; Second bending is connected with first bending and is parallel to wall body, and plate body and wall body and kink form an accommodation space.LGP is positioned at the below of liquid crystal panel, and is placed in the chase.Double faced adhesive tape is striden first bending of the top surface edge that is affixed on LGP and chase, with bearing liquid crystal display panel.Light source is placed in the chase.
Preferably, double faced adhesive tape is the double faced adhesive tape metallic film.
Preferably, the section shape of kink is L-shaped.
Preferably, the section shape of kink is L-shaped.
Preferably, more comprise a dottle pin, be positioned on the double faced adhesive tape and be positioned at a side of liquid crystal panel that dottle pin is used for preventing the liquid crystal panel fragmentation.
Preferably, module backlight more comprises an optical diaphragm group, is positioned on the upper surface of LGP.
Preferably, double faced adhesive tape is striden in first bending of the top surface edge that is affixed on optical diaphragm group and chase.
Preferably, module backlight more comprises a reflector plate, is positioned on the lower surface of LGP.
Preferably, light source is arranged at a side of LGP.
Adopt the present invention can omit the glue frame, reach narrow frame design, and utilize chase to promote bending strength, between LGP and chase, stride simultaneously and paste double faced adhesive tape to reach the lighttight effect in full visual angle with bending.
Description of drawings
The reader with reference to advantages after the embodiment of the present invention, will become apparent various aspects of the present invention.Wherein,
Fig. 1 shows the sectional view of liquid crystal indicator in the prior art.
Fig. 2 shows the sectional view according to the liquid crystal indicator of one embodiment of the invention.
Fig. 3 shows the sectional view according to the liquid crystal indicator of another embodiment of the present invention.
Embodiment
With reference to the accompanying drawings, specific embodiments of the invention is done further to describe in detail.
Fig. 1 shows the sectional view of liquid crystal indicator in the prior art.With reference to Fig. 1, liquid crystal indicator 1 comprises: liquid crystal panel 10, module backlight 11 and chase 12, module 11 backlight is positioned at the below of liquid crystal panel 10, comprising: optical diaphragm group 13, LGP 14, reflector plate 15, glue frame 16 and light source (not illustrating).Optical diaphragm group 13, LGP 14 stack gradually with reflector plate 15, are positioned at the below of liquid crystal panel 10.Glue frame 16 is positioned at a side of optical diaphragm group 13, LGP 14 and reflector plate 15, and strides between the top surface edge of optical diaphragm group 13 and the glue frame 16 and post a double faced adhesive tape 17, double faced adhesive tape 17 bearing liquid crystal display panels 10.Chase 12 has a vertical portion and a horizontal part forms an accommodation space with ccontaining liquid crystal panel 10 and module 11 backlight.Because existing purl machine need be designed to not light leak of full visual angle mostly; Can optical diaphragm group 13 and LGP 14 is good more far more apart from the active region (Active Area is abbreviated as AA) of liquid crystal panel 10 in the design, this just need make glue frame 16 narrow down; But when narrowing down, glue frame 16 can cause attenuation; When glue frame 16 thickness during less than 0.6mm, ejaculation can be had any problem during processing procedure, and the intensity of glue frame 16 also can weaken simultaneously; Because liquid crystal panel is the double glazing of 0.25mm mostly, when bearing liquid crystal display panel 10 the fragmentation problem can appear.
Fig. 2 shows the sectional view according to the liquid crystal indicator of one embodiment of the invention.With reference to Fig. 2, liquid crystal indicator 2 comprises liquid crystal panel 20 and module 21 backlight.Module 21 backlight is positioned at the below of liquid crystal panel 20, comprises chase (not indicating), LGP 22, double faced adhesive tape 23 and light source (not illustrating).Chase comprises plate body 24, wall body 25 and kink 26, and wall body 25 1 ends are connected in plate body 24, and kink 26 is bent to form through at least twice from the other end of wall body 25.Kink 26 comprises that first bending, 261 and second bending, 262, the first bendings 261 are connected with wall body 25 and are parallel to plate body 24, the second and bends 262 and first and bend 261 and be connected and be parallel to wall body 25.In the present embodiment; Through twice bending, its section shape is L-shaped, in another embodiment from the other end of wall body 25 for kink 26; As shown in Figure 3; Kink 26 bends through three times from the other end of wall body 25, comprises first bending, 261, second bending the 262 and the 3rd bending 263, and its section shape is Z-shaped.Kink 26 has a plurality of bendings can promote bending strength.Plate body 24 forms an accommodation space with wall body 25 and kink 26.
In the present embodiment, module 21 backlight also comprises an optical diaphragm group 27 and a reflector plate 28, and optical diaphragm group 27, LGP 23 and reflector plate 28 stack gradually, and are positioned at the below of liquid crystal panel 20, and are placed in the chase.Double faced adhesive tape 23 is striden in first bending 261 of the top surface edge that is affixed on optical diaphragm group 27 and chase, is used for bearing liquid crystal display panel 20, and double faced adhesive tape 23 can be the double faced adhesive tape metallic film.The edge that double faced adhesive tape 23 sticks in optical diaphragm group 27 can also prevent that light from revealing from here, to realize the lighttight effect in full visual angle.In the present embodiment, light source is positioned at a side of LGP 22 and is placed in chase.Liquid crystal indicator 2 also comprises a dottle pin 29, is arranged on the double faced adhesive tape 23 and is positioned at a side of liquid crystal panel 20, and dottle pin 29 can prevent liquid crystal panel 20 fragmentations.
Adopt advantage of the present invention to be: to need not to be provided with the glue frame, reaching narrow frame design, and utilize chase to promote bending strength, between LGP and chase, stride simultaneously and paste double faced adhesive tape to reach the lighttight effect in full visual angle with bending.
In the preceding text, illustrate and describe embodiment of the present invention.But those skilled in the art can understand, and under situation without departing from the spirit and scope of the present invention, can also specific embodiments of the invention do various changes and replacement.These changes and replacement all drop in claims restricted portion of the present invention.
Claims (9)
1. a liquid crystal indicator is characterized in that, comprising:
Liquid crystal panel; And
Module backlight is positioned at the below of said liquid crystal panel, comprising:
Chase comprises:
Plate body;
Wall body, an end is connected in said plate body; And
Kink is bent to form through at least twice from the other end of said wall body, comprising:
One first bending is connected with said wall body and is parallel to said plate body; And
One second bending is connected with said first bending and is parallel to said wall body,
Said plate body and said wall body and said kink form an accommodation space;
LGP is positioned at the below of said liquid crystal panel, and is placed in the said chase;
Double faced adhesive tape is striden first bending of the top surface edge that is affixed on said LGP and said chase, to carry said liquid crystal panel; And
Light source is placed in the said chase.
2. liquid crystal indicator as claimed in claim 1 is characterized in that, said double faced adhesive tape is the double faced adhesive tape metallic film.
3. liquid crystal indicator as claimed in claim 1 is characterized in that the section shape of said kink is L-shaped.
4. liquid crystal indicator as claimed in claim 1 is characterized in that the section shape of said kink is Z-shaped.
5. liquid crystal indicator as claimed in claim 1 is characterized in that, more comprises a dottle pin, be positioned on the said double faced adhesive tape and be positioned at a side of said liquid crystal panel, and said dottle pin is used for preventing said liquid crystal panel fragmentation.
6. liquid crystal indicator as claimed in claim 1 is characterized in that, said module backlight more comprises an optical diaphragm group, is positioned on the upper surface of said LGP.
7. liquid crystal indicator as claimed in claim 6 is characterized in that, said double faced adhesive tape is striden in said first bending of the top surface edge that is affixed on said optical diaphragm group and said chase.
8. liquid crystal indicator as claimed in claim 1 is characterized in that, said module backlight more comprises a reflector plate, is positioned on the lower surface of said LGP.
9. liquid crystal indicator as claimed in claim 1 is characterized in that, said light source is arranged at a side of said LGP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104079979A CN102436085A (en) | 2011-12-06 | 2011-12-06 | Liquid crystal display (LCD) device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104079979A CN102436085A (en) | 2011-12-06 | 2011-12-06 | Liquid crystal display (LCD) device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102436085A true CN102436085A (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104079979A Pending CN102436085A (en) | 2011-12-06 | 2011-12-06 | Liquid crystal display (LCD) device |
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| CN (1) | CN102436085A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014026417A1 (en) * | 2012-08-16 | 2014-02-20 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| WO2014082320A1 (en) * | 2012-11-29 | 2014-06-05 | 深圳市华星光电技术有限公司 | Display device |
| US9165486B2 (en) | 2012-03-27 | 2015-10-20 | Au Optronics Corporation | Back plate for use with a backlight module, a backlight module using the same, and the manufacturing method thereof |
| CN105954928A (en) * | 2016-06-22 | 2016-09-21 | 武汉华星光电技术有限公司 | Narrow-frame backlight module and liquid crystal display |
| CN109307943A (en) * | 2018-10-30 | 2019-02-05 | 武汉华星光电技术有限公司 | Backlight module and narrow frame liquid crystal display die set |
| WO2019157847A1 (en) * | 2018-02-13 | 2019-08-22 | 京东方科技集团股份有限公司 | Total reflection display device and plastic frame assembly |
| CN113093437A (en) * | 2021-04-12 | 2021-07-09 | 业成科技（成都）有限公司 | Backlight module, display structure and preparation method thereof |
| CN113589587A (en) * | 2021-07-02 | 2021-11-02 | Tcl华星光电技术有限公司 | Backlight module and display device |
-
2011
- 2011-12-06 CN CN2011104079979A patent/CN102436085A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9165486B2 (en) | 2012-03-27 | 2015-10-20 | Au Optronics Corporation | Back plate for use with a backlight module, a backlight module using the same, and the manufacturing method thereof |
| WO2014026417A1 (en) * | 2012-08-16 | 2014-02-20 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| WO2014082320A1 (en) * | 2012-11-29 | 2014-06-05 | 深圳市华星光电技术有限公司 | Display device |
| CN105954928A (en) * | 2016-06-22 | 2016-09-21 | 武汉华星光电技术有限公司 | Narrow-frame backlight module and liquid crystal display |
| WO2017219401A1 (en) * | 2016-06-22 | 2017-12-28 | 武汉华星光电技术有限公司 | Narrow-bezel backlight module and liquid crystal display |
| CN105954928B (en) * | 2016-06-22 | 2019-03-22 | 武汉华星光电技术有限公司 | Narrow frame backlight module and liquid crystal display |
| WO2019157847A1 (en) * | 2018-02-13 | 2019-08-22 | 京东方科技集团股份有限公司 | Total reflection display device and plastic frame assembly |
| US11391990B2 (en) | 2018-02-13 | 2022-07-19 | Beijing Boe Optoelectronics Technology Co., Ltd. | Total reflection display device and plastic frame component |
| CN109307943A (en) * | 2018-10-30 | 2019-02-05 | 武汉华星光电技术有限公司 | Backlight module and narrow frame liquid crystal display die set |
| WO2020087600A1 (en) * | 2018-10-30 | 2020-05-07 | 武汉华星光电技术有限公司 | Backlight module and narrow-frame liquid crystal display module |
| CN113093437A (en) * | 2021-04-12 | 2021-07-09 | 业成科技（成都）有限公司 | Backlight module, display structure and preparation method thereof |
| CN113589587A (en) * | 2021-07-02 | 2021-11-02 | Tcl华星光电技术有限公司 | Backlight module and display device |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120502 |