CN1987588B - Two side liquid crystal display device - Google Patents
Two side liquid crystal display device Download PDFInfo
- Publication number
- CN1987588B CN1987588B CN200510121208A CN200510121208A CN1987588B CN 1987588 B CN1987588 B CN 1987588B CN 200510121208 A CN200510121208 A CN 200510121208A CN 200510121208 A CN200510121208 A CN 200510121208A CN 1987588 B CN1987588 B CN 1987588B
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- China
- Prior art keywords
- liquid crystal
- framework
- crystal panel
- display device
- opening
- Prior art date
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Abstract
The double-sided liquid crystal display device includes a first liquid crystal faceplate, a first frame, a second frame, a backlight module, and a second liquid crystal faceplate. The first frame includes an aperture. Area of the aperture is slightly smaller than the first liquid crystal faceplate, which is setup on the aperture. Being assorted to the first frame, the second frame includes a sidewall. The backlight module is accommodated inside the second frame. The second frame sets up an extended portion paralleled to the first liquid crystal faceplate. The extended portion is in use for positioning the first liquid crystal faceplate. The invention makes the first liquid crystal faceplate possible to be positioned rapidly and accurately.
Description
[technical field]
The present invention relates to a kind of liquid crystal indicator, relate in particular to a kind of liquid crystal indicator of double-sided display.
[background technology]
Because liquid crystal indicator has advantages such as low, the compact and low voltage drive of electrical power consumed, has been widely used in the display screen of electronic products such as palm PC and mobile phone.Yet along with the progress in epoch, a lot of product needed are at the tow sides display image of display screen.The function that liquid crystal indicator will reach double-sided display needs two liquid crystal panels, the panel that is about to two single faces demonstrations is in juxtaposition, one inside one outwards, utilize one group of module backlight to provide light source, to realize positive and negative double-sided display for these two liquid crystal panels.
Fig. 1 is a kind of exploded perspective view of prior art double-sided liquid crystal display device.This double-sided liquid crystal display device 1 comprises one first liquid crystal panel, 11, one module 10 backlight, one second liquid crystal panel 18 and chase 19 once.
This module 10 backlight comprises chase 12, a reflector plate 13, a glue frame 16, a light guide plate 14, a light source 15 and a blooming piece 17 on one.Should go up chase 12 and comprise two relative the first side walls 120 and first diapire 128 between 120 of this two relative the first side walls, this the first side wall 120 comprises the breach 122 at a plurality of intervals, this first diapire 128 comprises one first opening 125, and this first opening 125 is slightly less than this first liquid crystal panel 11.This reflector plate 13 comprises one second opening 135, and this second opening 135 is corresponding with these first opening, 125 positions and basic to be waited greatly.This glue frame 16 comprises four second sidewalls 160, these four second sidewalls 160 join end to end, and then defining one the 3rd opening 165, the outside surface of this second sidewall 160 comprises a plurality of first projection 162 and a plurality of second projectioies 163 that are positioned at second sidewall, 160 lower edges that are positioned at second sidewall, 160 upper edges.This light guide plate 14 comprises two relative exiting surfaces 145,146 of an incidence surface 144 and adjacent this incidence surface 144.
This time chase 19 comprises two relative the 3rd sidewalls 190 and second diapire 197 between 190 of this two relative the 3rd sidewalls, the 3rd sidewall 190 comprises the through hole 193 at a plurality of intervals, this second diapire 197 comprises that one the 4th opening, 195, the four openings 195 are slightly less than this second liquid crystal panel 18.
During assembling, this glue frame 16 is accommodated this light guide plate 14 and the blooming piece 17 of stacked setting.The incidence surface 144 1 side settings of these light source 15 adjacent these light guide plate 14, these blooming piece 17 adjacent these exiting surface 146 1 side settings.The through hole 193 of this time chase 19 is interlocked with second projection 163 of this glue frame 16, fixes this time chase 19 and this glue frame 16, and this second liquid crystal panel 18 is housed between this time chase 19 and this glue frame 16.These reflector plate 13 adjacent these exiting surface 145 1 side settings.Should go up chase 12 and cover this reflector plate 13, its first opening 125 is corresponding with second opening 135 of this reflector plate 13, and its breach 122 is interlocked with first projection 162 of this glue frame 16.This first liquid crystal panel 11 and first opening, the 125 corresponding stickups that should go up chase 12 are so that reception is from the light of module 10 backlight.
This double-sided liquid crystal display device 1 uses a module 10 backlight to provide light source for two liquid crystal panels 11,18, when reducing integral thickness, has also reduced cost.
Yet, when this first liquid crystal panel 11 sticks on first opening 125 of chase 12 on this, difficult accurately location, inconvenience assembling.
[summary of the invention]
In order to solve the inconvenient problem of prior art double-sided liquid crystal display device assembling, be necessary to provide a kind of double-sided liquid crystal display device easy to assembly.
A kind of double-sided liquid crystal display device, it comprises one first liquid crystal panel, one first framework, one second framework, one module backlight and one second liquid crystal panel, this first framework comprises a diapire, this diapire comprises an opening, this aperture area is slightly less than this first liquid crystal panel, this first liquid crystal panel is arranged on the opening part of this first framework, this second framework comprises four sidewalls, this module backlight is housed in this second framework, it is characterized in that: two extensions parallel with this first liquid crystal panel are set on this second framework, each this extension is to extend and L-shaped along two adjacent sidewalls, the space of two extensions definition, one " ㄇ " shape is used for accommodating this first liquid crystal panel of location, the upper surface of the sidewall of this two extension and extensionless has difference in height, be used to hold the diapire of this first framework, this first framework inserts in the space of being made up of two extensions of this second framework and the sidewall that is provided with extension.
Because the sidewall of second framework of this double-sided liquid crystal display device comprises the extension that parallels with this first liquid crystal panel, can fast, accurately locate this first liquid crystal panel, make this double-sided liquid crystal display device be convenient to assembling.
[description of drawings]
Fig. 1 is a kind of exploded perspective view of prior art double-sided liquid crystal display device.
Fig. 2 is the exploded perspective view of double-sided liquid crystal display device one better embodiment of the present invention.
Fig. 3 is the glue frame of double-sided liquid crystal display device shown in Figure 2 and the connection diagram of last chase.
Fig. 4 is a double-sided liquid crystal display device assembling synoptic diagram shown in Figure 2.
[embodiment]
See also Fig. 2, Fig. 3 and Fig. 4.Fig. 2 is the exploded perspective view of double-sided liquid crystal display device one better embodiment of the present invention.This double-sided liquid crystal display device 2 comprises that one first liquid crystal panel, 21, one module 20 backlight, one second liquid crystal panel 28 of stacked setting in regular turn reach chase 29.
This module 20 backlight comprises chase 22, a reflector plate 23, a glue frame 26, a light guide plate 24, a light source 25 and a blooming piece 27 on one.
Should go up chase 22 and comprise two relative the first side wall 220 and first diapires 228 between 220 of this first side walls, these the first side wall 220 each sides comprise a breach 222, this first diapire 228 comprises one first opening 225 and a first end baffle plate 227, this first end baffle plate 227 and this first opening 225 are adjacent and be positioned at a side of these first diapire, 228 no the first side walls 220, and this first opening 225 is slightly less than this first liquid crystal panel 21.
This reflector plate 23 comprises one second opening 235, and this second opening 235 is corresponding with these first opening, 225 positions and basic to be waited greatly.
This glue frame 26 comprises four second sidewalls 260,267,266,268. this second sidewall 260,267,266,268 join end to end in regular turn, and then define one the 3rd opening, 265. these second sidewalls 268 and comprise a upper surface 2681. these second sidewalls 260, a L shaped extension 261 is extended in 267 corners that link to each other, this extension 261 is perpendicular to this second sidewall 260,267 inside surface (not indicating), this extension 261 comprises along this second sidewall 260 first end 2618 that extends and a second end 2617. these second sidewalls 266 that extend along this second sidewall 267,267 adjacent corners also comprise one with these extension 261 opposing L shape extensions 264, this extension 264 roughly defines one " ㄇ " shape space with this extension 261, it is corresponding with these first opening, 225 positions to be somebody's turn to do " ㄇ " shape space, its area is slightly larger than this first opening 225, with these first liquid crystal panel, 21 basic grades greatly. this second sidewall 260,266 outside surface comprises a plurality of first projection 262 and a plurality of second projectioies 263 that are positioned at its lower edge that are positioned at its upper edge, this first projection, 262 and second projection 263 all comprises an inclined-plane (not label), this extension 261,264 have a difference in height with the upper surface 2681 of this second sidewall 268, can hold first diapire 228. of chase 22 on this
This light guide plate 24 comprises two relative exiting surfaces 245,246 of an incidence surface 244, adjacent this incidence surface 244.
This time chase 29 comprises two relative the 3rd sidewalls 290 and second diapire 297 between 290 of this two relative the 3rd sidewalls, the 3rd sidewall 290 comprises a plurality of through holes 293, this second diapire 297 comprises that one the 4th opening, 295, the four openings 295 are slightly less than this second liquid crystal panel 28.
During assembling, this glue frame 26 is accommodated the light guide plate 24 and the blooming piece 27 of stacked setting, the incidence surface 244 1 side settings of these light source 25 adjacent these light guide plate 24, these blooming piece 27 adjacent these exiting surface 246 1 side settings.This time chase 29 is accommodated this second liquid crystal panel 28, and its through hole 293 is interlocked with fixed to one another with second projection 263 of this glue frame 26.The inclined-plane of this second projection 263 (not label) is with respect to this time chase 29 1 sides, so that fasten with this through hole 293.This reflector plate 23 is housed in this glue frame 26, and the exiting surface 245 of its adjacent this light guide plate 24 is provided with.Should go up chase 22 is connected with this glue frame 26 with inserting mode.Should go up chase 22 and insert by three adjacent these second sidewalls 260,267,266 of this glue frame 26 and be arranged in extension 261,264 hemi-closure spaces of being formed on this second sidewall 260,267,266, second opening, 235 corresponding this glue frame 26 1 sides that are arranged on of chase 22 first openings 225 and this reflector plate 23 on this along X-direction.The inclined-plane of this first projection 262 (not label) is with upward chase 22 grafting directions are relative, so that fasten with this breach 222.The sidewall 220 that should go up chase 22 is shorter along Z-direction, to avoid this second projection 263.
Upward the second end 2617 of the first end baffle plate 227 of chase 22 and these glue frame 26 extensions 261,264 is engaged in to fix on the Z-direction and should goes up chase 22.Upward second sidewall 260,266 of the first side wall 220 of chase 22 and this glue frame 26 is engaged in to fix on the Y direction and should goes up chase 22.Should go up the breach 222 of chase 22 and first projection 262 of this glue frame 26 and be interlocked, chase 22 on fixing being somebody's turn to do on the X-direction with fixed to one another.This two extension 261,264 parallels with this first liquid crystal panel 21, and this first liquid crystal panel 21 can be accommodated and locate in " ㄇ " shape space between two extensions 261,264, so that this first liquid crystal panel 21 and the 225 accurate corresponding stickups of first opening.
Claims (3)
1. double-sided liquid crystal display device, it comprises one first liquid crystal panel, one first framework, one second framework, one module backlight and one second liquid crystal panel, this first framework comprises a diapire, this diapire comprises an opening, this aperture area is slightly less than this first liquid crystal panel, this first liquid crystal panel is arranged on the opening part of this first framework, this second framework comprises four sidewalls, this module backlight is housed in this second framework, it is characterized in that: two extensions parallel with this first liquid crystal panel are set on this second framework, each this extension is to extend and L-shaped along two adjacent sidewalls, the space of two extensions definition, one " ㄇ " shape is used for accommodating this first liquid crystal panel of location, the upper surface of the sidewall of this two extension and extensionless has difference in height, be used to hold the diapire of this first framework, this first framework inserts in the space of being made up of two extensions of this second framework and the sidewall that is provided with extension.
2. double-sided liquid crystal display device as claimed in claim 1, it is characterized in that: this double-sided liquid crystal display device comprises a reflector plate, this reflector plate is housed in this second framework and between this module backlight and first framework, it comprises an opening, and this opening is corresponding with the opening of first framework.
3. double-sided liquid crystal display device as claimed in claim 1 is characterized in that: the diapire of this first framework comprises a baffle plate, this baffle plate insert by this two extension be provided with the receiving space that extension and the sidewall relative with the sidewall of extensionless define in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510121208A CN1987588B (en) | 2005-12-23 | 2005-12-23 | Two side liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510121208A CN1987588B (en) | 2005-12-23 | 2005-12-23 | Two side liquid crystal display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1987588A CN1987588A (en) | 2007-06-27 |
| CN1987588B true CN1987588B (en) | 2010-05-05 |
Family
ID=38184440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510121208A Expired - Fee Related CN1987588B (en) | 2005-12-23 | 2005-12-23 | Two side liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1987588B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105451460B (en) * | 2015-11-19 | 2018-06-29 | 业成光电（深圳）有限公司 | Large size panel backlight package assembly and its assemble method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1591131A (en) * | 2003-09-03 | 2005-03-09 | 三星电子株式会社 | Liquid crystal display |
| CN1595238A (en) * | 2003-09-10 | 2005-03-16 | 株式会社日立显示器 | Liquid crystal display device |
| JP2005208108A (en) * | 2004-01-20 | 2005-08-04 | Omron Corp | Double-sided image display device and surface light source device |
-
2005
- 2005-12-23 CN CN200510121208A patent/CN1987588B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1591131A (en) * | 2003-09-03 | 2005-03-09 | 三星电子株式会社 | Liquid crystal display |
| CN1595238A (en) * | 2003-09-10 | 2005-03-16 | 株式会社日立显示器 | Liquid crystal display device |
| JP2005208108A (en) * | 2004-01-20 | 2005-08-04 | Omron Corp | Double-sided image display device and surface light source device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1987588A (en) | 2007-06-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20161223 |