CN104880853B - Liquid crystal display device and the light guide plate for liquid crystal display device - Google Patents
Liquid crystal display device and the light guide plate for liquid crystal display device Download PDFInfo
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- CN104880853B CN104880853B CN201510338519.5A CN201510338519A CN104880853B CN 104880853 B CN104880853 B CN 104880853B CN 201510338519 A CN201510338519 A CN 201510338519A CN 104880853 B CN104880853 B CN 104880853B
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- liquid crystal
- display device
- crystal display
- light guide
- guide plate
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention relates to a kind of liquid crystal display device and a kind of light guide plate for liquid crystal display device.Liquid crystal display device includes：The first flexible liquid crystal panel；For being engaged with the first liquid crystal panel and with the first flexible backlight module, including the first light guide plate, rotary axis groove is offered on the lower surface of the first light guide plate；It can be connected to each other and accommodate the front frame and backboard of the first liquid crystal panel and the first backlight module.Wherein, front frame and backsheet constructions are into can allow for the first liquid crystal panel and the first backlight module to be folded by shaft of rotary axis groove.The liquid crystal display device of the present invention has the function of folding, when display device such as mobile phone, computer and TV are using liquid crystal display device of the invention, the folding functional of the display device is easily achieved, consequently facilitating improving convenience when display device is carried.
Description
Technical field
The invention belongs to LCD Technology field, and in particular to a kind of liquid crystal display device that can be folded and one
Light guide plate of the kind for the liquid crystal display device.
Background technology
Liquid crystal display device is the display device of planar ultra-thin, and liquid crystal display device is mainly made of liquid crystal display, makes extensively
Need to show in the display device of word content and/or picture used in mobile phone, computer, TV etc..Liquid crystal display device into
Indispensable device in for people's lives.
In recent years, requirement of the display device such as mobile phone, computer and TV to the size of liquid crystal display device is increasing, but
The size increase with liquid crystal display device, cause the overall dimensions of display device with the size increase of liquid crystal display device and
Increase, influences convenience when display device is carried.In order to improve convenience when display device is carried, people usually set
Want display device to be arranged to folding, folder function can not be realized yet with the liquid crystal display device in display device,
It is a fantasy all the time to cause folding display device.
Therefore, in order to realize folding display device, there is an urgent need for a kind of liquid crystal display device that can be folded.
The content of the invention
To solve the above-mentioned problems, the present invention provides a kind of liquid crystal display device that can be folded.The present invention also provides
It is a kind of being capable of the light guide plate that is folded of sub-LCD display device.
The present invention provides a kind of liquid crystal display device, which includes：With the first flexible liquid crystal surface
Plate；For being engaged with the first liquid crystal panel and led with the first flexible backlight module, the first backlight module including first
Tabula rasa, rotary axis groove is offered on the lower surface of the first light guide plate；And can be connected to each other and accommodate the first liquid crystal panel and
The front frame and backboard of first backlight module.Wherein, front frame and backsheet constructions are into can allow for the first liquid crystal panel and the first backlight
Module is folded by shaft of rotary axis groove.
In one embodiment, rotary axis groove is along the vertical or horizontal both sides for running through the first light guide plate.
In one embodiment, geometric center of the rotary axis groove through the lower surface of the first light guide plate.
In one embodiment, the cross section of rotary axis groove is V-arrangement.
In one embodiment, two hinge shafts are equipped with front frame and backboard, in being completed for liquid crystal display device
Afterwards, four hinge shafts and rotary axis groove with one in the plane of the first liquid crystal panel.
In one embodiment, front frame and backboard are made by memorial alloy.
In one embodiment, the first backlight module further includes the reflection for being engaged with the lower surface of the first light guide plate
Piece, the locating slot towards the extension of the first backlight module is offered at the back side of backboard, and locating slot is located at the side of rotary axis groove, fixed
Along direction from outside to inside successively equipped with the second liquid crystal panel, the second blast piece group and for being engaged with reflector plate in the groove of position
The second light guide plate, wherein offering multiple through holes on reflector plate so that the first backlight module can be the second liquid crystal panel carry
For light source.
In one embodiment, multiple through holes are distributed in equidistant array.
In one embodiment, the second blast piece group includes diffusion sheet, blast piece and the diffusion sheet stacked gradually.
The present invention also provides a kind of light guide plate for liquid crystal display device, shaft is offered on the lower surface of light guide plate
Groove, rotary axis groove is along vertical or horizontal through the both sides of light guide plate.Wherein, with rotary axis groove light guide plate can sub-LCD show
Showing device is folded.
Liquid crystal display device according to the present invention by the first flexible liquid crystal panel and the first flexible backlight module and
Guide-rail plate with rotary axis groove, and can allow for the first liquid crystal panel and the first backlight module to be rolled over by shaft of rotary axis groove
Folded front frame and backboard can easily realize the folding functional of liquid crystal display device.When display device such as mobile phone, computer and electricity
During depending on using folding liquid crystal display device of the invention, it is easy to the folding functional of the display device is realized, so as to carry
Convenience when high display device is carried.
Easy to manufacture meanwhile the structure of liquid crystal display device according to the present invention is simple, assembling is quick, using simply may be used
Lean on, popularization and application convenient to carry out.
Brief description of the drawings
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.Wherein：
Fig. 1 is according to the stereogram of one embodiment of the liquid crystal display device of the present invention, at this time liquid crystal display device
In unfolded state；
Fig. 2 is according to the stereogram of one embodiment of the liquid crystal display device of the present invention, at this time liquid crystal display device
In closure state；
Fig. 3 is the sectional view of the liquid crystal display device shown in Fig. 1；
Fig. 4 is the stereogram of the first light guide plate of the liquid crystal display device shown in Fig. 1；
Fig. 5 is the stereogram of the backboard of the liquid crystal display device shown in Fig. 1；
Fig. 6 is the stereogram of the front frame of the liquid crystal display device shown in Fig. 1；
Fig. 7 is according to the structure diagram of second embodiment of the liquid crystal display device of the present invention, at this time liquid crystal display
Device is in unfolded state；
Fig. 8 is according to the structure diagram of second embodiment of the liquid crystal display device of the present invention, at this time liquid crystal display
Device is in closure state.
Fig. 9 is the sectional view of the liquid crystal display device shown in Fig. 7；And
Figure 10 is the structure diagram of the reflector plate of the liquid crystal display device shown in Fig. 7.
Component identical in the accompanying drawings uses identical reference numeral.Attached drawing is not drawn according to actual ratio.
Embodiment
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 and Fig. 2 is the structure diagram according to one embodiment of the liquid crystal display device of the present invention.Shown in Fig. 1
Liquid crystal display device be in unfolded state (also known as unfolded state), the liquid crystal display device shown in Fig. 2 is in closure state
(also known as folded state).As shown in Figs. 1-3, the liquid crystal display device 10 is substantially rectangular.Liquid crystal display device 10 includes tool
Flexible the first liquid crystal panel 2 and for back side 2a (even if the used time is backwards to side of people) phase with the first liquid crystal panel 2
Engagement and with the first flexible backlight module 3, and can be connected to each other and accommodate the first liquid crystal panel 2 and the first backlight
The front frame 4 and backboard 5 of module 3.Wherein, it is described that there is the first flexible liquid crystal panel 2 and the first backlight module 3 can select respectively
For flexible liquid crystal panel and flexible backlight's module.Wherein, flexible liquid crystal panel and flexible backlight's module belong to known technology,
This is repeated no more.
As shown in figure 3, the first backlight module 3 includes the first blast piece group 31, first away from the first liquid crystal panel 2 successively
Light guide plate 32 and reflector plate 33.In a preferred embodiment, the first blast piece group 31 includes diffusion sheet, the increasing stacked gradually
Paillette and diffusion sheet.Wherein, the diffusion sheet, blast piece and diffusion sheet belong to well known to those skilled in the art, herein
Repeat no more.It is readily appreciated that, the light-emitting component that the first backlight module 3 should also include providing light source for the first liquid crystal panel 2 (does not show
Go out), such as light emitting diode (English abbreviation LED).The light-emitting component belongs to well known to those skilled in the art, herein not
Repeat again.
In order to ensure liquid crystal display device 10 can be smoothed out folding, opened up on the lower surface 32a of the first light guide plate 32
There is rotary axis groove 321, while front frame 4 and backboard 5 are constructed to be permeable to allow the first liquid crystal panel 2 and the first backlight module 3 with shaft
Groove 321 is folded for shaft.First liquid crystal panel 2 and the first backlight module 3 with rotary axis groove 321 for shaft folding in fact
It is exactly the folding of liquid crystal display device 10, refers to Fig. 1 to Fig. 3.The cross section of rotary axis groove 321 can be polygon, semicircle, U-shaped
Or V-arrangement.In a preferable implementation, the cross section of rotary axis groove 321 is V-arrangement, it is possible thereby to while manufacture difficulty is reduced
Promote the folding of liquid crystal display device 10 more smooth.
In this embodiment, as shown in figure 4, rotary axis groove 321 along longitudinal direction (i.e. the length direction of the first light guide plate 32) or
Laterally (i.e. the width of the first light guide plate 32) runs through the both sides of the first light guide plate 32.It is readily appreciated that, rotary axis groove 321 can also incline
Tiltedly run through the both sides of the first light guide plate 32.Rotary axis groove 321 along the vertical or horizontal both sides for running through the first light guide plate 32 so that
Liquid crystal display device 10 after must folding can not only reduce own dimensions, but also can rolled over to avoid liquid crystal display device 10
There are six wedge angles in poststack.
In order to ensure that the size of the liquid crystal display device 10 after folding minimizes, rotary axis groove 321 is disposed through first and leads
The geometric center of the lower surface 32a of tabula rasa 32.First light guide plate 32 can be rectangle, and the lower surface 32a's of the first light guide plate 32 is several
What center is the cornerwise intersection point of rectangle.First light guide plate 32 can be divided into two by the rotary axis groove 321 through geometric center
Equal part so that liquid crystal display device 10 has the overall dimensions of smaller after folding.
As shown in figure 5, backboard 5 substantially has the rectangular box of opening.Backboard 5 includes bottom wall 53 and side wall 52 and bottom wall
53 and the atrium 51 that is limited of side wall 52.Two centrosymmetric hinge shafts 55 on backboard 5 are equipped with backboard 5.Two
Backboard 5 is separated into two equal folding folding parts 54 by the line of hinge shaft 45.As shown in fig. 6, front frame 4 is substantially rectangular
Frame.Two centrosymmetric hinge shafts 45 on front frame 4 are equipped with front frame 4.Front frame 4 is separated into two by two hinge shafts 45 can
The U-shaped part 42 of folding.Connection between front frame 4 and backboard 5, which is chosen as riveting, be clamped and be bolted etc., to be fixedly connected.
After being completed of liquid crystal display device 10, aforementioned four hinge shaft and rotary axis groove 321 with one perpendicular to the first liquid crystal panel 2
Plane in so that the turned position of front frame 4 and backboard 5 aligns with rotary axis groove 321, so as to allow 2 He of the first liquid crystal panel
First backlight module 3 is folded with rotary axis groove 321 for shaft.
In addition, in order to realize the folding of front frame 4 and backboard 5, front frame 4 and backboard 5 can be made of memorial alloy.So
And since front frame 4 and backboard 5 are made by memorial alloy so that front frame 4 and backboard 5 can be rolled over by shaft of optional position
It is folded, thus the front frame 4 and backboard 5 can allow for the first liquid crystal panel 2 and the first backlight module 3 with rotary axis groove 321 for shaft into
Row folds.
The back side of liquid crystal display device 10 after folding will be leaked in the external world cruelly so that liquid crystal display device 10 is after folding not
Can display content, therefore the inside of the back side 5a in the liquid crystal display device 10 can be equipped with spare liquid crystal display 7, refer to Fig. 7 with
Fig. 8.As shown in figure 9, in order to smoothly install the liquid crystal display 7, offer towards the first backlight module 3 and prolong in the back side 5a of backboard 5
The locating slot 8 stretched.Locating slot 8 is used to accommodate liquid crystal display 7.The liquid crystal display 7 can belong to Thin Film Transistor-LCD.The liquid crystal
Screen 7 is chosen as flexible liquid crystal screen, is alternatively chosn to the liquid crystal display of conventional inflexibility.
In order to avoid liquid crystal display 7 influences the folding of the first liquid crystal panel 2 and the first backlight module 3, locating slot 8, which should be located at, to be turned
The side of axial trough 321 so that the size of liquid crystal display 7 is no more than the half of the first liquid crystal panel 2 or the first backlight module 3, thus
It is possible to prevente effectively from liquid crystal display 7 influences the folding of the first liquid crystal panel 2 and the first backlight module 3.
At the openend of locating slot 8, the side wall of locating slot 8, which is equipped with, is used to liquid crystal display 7 be fixed on the convex of locating slot 8
Play 9.Liquid crystal display 7 includes being located at 74 He of the second liquid crystal panel that is in locating slot 8 and being sequentially arranged along direction from outside to inside
Second blast piece group 73, and the second light guide plate 72 for being engaged with reflector plate 33.In one embodiment, the second blast
Piece group 73 includes diffusion sheet, blast piece and the diffusion sheet stacked gradually.
As shown in Figure 9 and Figure 10, multiple through holes 331 are offered on reflector plate 33.First backlight module 3 can be by multiple
Through hole 331 provides light source for the second liquid crystal panel 74, it is possible thereby to without being once again set up light-emitting component in liquid crystal display 7, such as
Light emitting diode (English abbreviation LED).That is, institute in liquid crystal display 7 can be saved by multiple through holes 331 on reflector plate 33
The luminous source element needed, it is possible thereby to reduce the production cost of the liquid crystal display device 10.
In a preferable implementation, multiple through holes 331 are arranged in the form of equidistant array on reflector plate 33, refer to figure
10.The scope used of liquid crystal display 7 is not to be exceeded in the distribution of multiple through holes 331, in order to avoid the first liquid crystal panel 2 is greatly lowered
Display effect.First backlight module 3 can provide uniform light by the through hole 331 that array is distributed for the second liquid crystal panel 74
Source, so as to improve the display effect of liquid crystal display 7.
In summary, liquid crystal display device 10 according to the present invention has folding functional, when display device such as mobile phone,
When computer and TV are using folding liquid crystal display device 10 of the invention, it is easy to realize the foldable work(of the display device
Can, consequently facilitating improving convenience when display device is carried.
Although by reference to preferred embodiment, invention has been described, is not departing from the situation of the scope of the present invention
Under, various improvement can be carried out to it and component therein can be replaced with equivalent.Especially, to be rushed as long as there is no structure
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited in text
Disclosed in specific embodiment, but all technical solutions including falling within the scope of the appended claims.
Claims (8)
1. a kind of liquid crystal display device, including：
With the first flexible liquid crystal panel；
For being engaged with first liquid crystal panel and with the first flexible backlight module, the first backlight module bag
The first light guide plate is included, rotary axis groove is offered on the lower surface of first light guide plate；And
It can be connected to each other and accommodate the front frame and backboard of first liquid crystal panel and the first backlight module；
Wherein, the front frame and backsheet constructions are into can allow for first liquid crystal panel and the first backlight module with the shaft
Groove is folded for shaft；
First backlight module further includes the reflector plate engaged with the lower surface of first light guide plate, in the backboard
The back side offers the locating slot towards first backlight module extension, and the locating slot is located at the side of the rotary axis groove,
Be equipped with successively along direction from outside to inside in the locating slot the second liquid crystal panel, the second blast piece group and for it is described anti-
The second light guide plate that piece engages is penetrated, wherein offering multiple through holes on the reflector plate so that first backlight module
Light source can be provided for second liquid crystal panel.
2. liquid crystal display device according to claim 1, it is characterised in that the rotary axis groove runs through along vertical or horizontal
The both sides of first light guide plate.
3. liquid crystal display device according to claim 2, it is characterised in that the rotary axis groove runs through first light guide plate
Lower surface geometric center.
4. the liquid crystal display device according to any one of Claim 1-3, it is characterised in that the rotary axis groove it is transversal
Face is V-arrangement.
5. the liquid crystal display device according to any one of Claim 1-3, it is characterised in that in the front frame and backboard
On be equipped with two hinge shafts, after being completed of the liquid crystal display device, four hinge shafts and the rotary axis groove with
One in the plane of first liquid crystal panel.
6. the liquid crystal display device according to any one of Claim 1-3, it is characterised in that the front frame and backboard are equal
It is made of memorial alloy.
7. liquid crystal display device according to claim 1, it is characterised in that multiple through holes are in equidistant array point
Cloth.
8. liquid crystal display device according to claim 1, it is characterised in that the second blast piece group includes stacking gradually
Diffusion sheet, blast piece and diffusion sheet.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510338519.5A CN104880853B (en) | 2015-06-18 | 2015-06-18 | Liquid crystal display device and the light guide plate for liquid crystal display device |
| PCT/CN2015/083637 WO2016201748A1 (en) | 2015-06-18 | 2015-07-09 | Liquid crystal display device and light guide plate for same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510338519.5A CN104880853B (en) | 2015-06-18 | 2015-06-18 | Liquid crystal display device and the light guide plate for liquid crystal display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104880853A CN104880853A (en) | 2015-09-02 |
| CN104880853B true CN104880853B (en) | 2018-05-08 |
Family
ID=53948408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510338519.5A Active CN104880853B (en) | 2015-06-18 | 2015-06-18 | Liquid crystal display device and the light guide plate for liquid crystal display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104880853B (en) |
| WO (1) | WO2016201748A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929947B (en) * | 2020-08-11 | 2022-10-04 | 江苏毅昌科技有限公司 | Foldable direct type backlight module and liquid crystal display device |
| CN116594225A (en) * | 2023-05-31 | 2023-08-15 | 滁州惠科光电科技有限公司 | Backboard assembly, backlight module and display device |
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| CN86204511U (en) * | 1986-06-27 | 1987-02-11 | 王贵祥 | Folding slipper |
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- 2015-07-09 WO PCT/CN2015/083637 patent/WO2016201748A1/en active Application Filing
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| CN2757171Y (en) * | 2004-12-18 | 2006-02-08 | 群康科技(深圳)有限公司 | Liquid crystal display device |
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| CN101611342A (en) * | 2007-02-16 | 2009-12-23 | 三星电子株式会社 | Magnetic field control is reverberator and the magnetic display panel that comprises described active reverberator initiatively |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104880853A (en) | 2015-09-02 |
| WO2016201748A1 (en) | 2016-12-22 |
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