CN108614379A - Liquid crystal display panel and display device - Google Patents
Liquid crystal display panel and display device Download PDFInfo
- Publication number
- CN108614379A CN108614379A CN201810463266.8A CN201810463266A CN108614379A CN 108614379 A CN108614379 A CN 108614379A CN 201810463266 A CN201810463266 A CN 201810463266A CN 108614379 A CN108614379 A CN 108614379A
- Authority
- CN
- China
- Prior art keywords
- tft substrate
- substrates
- liquid crystal
- conductive layer
- ground mat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13458—Terminal pads
Abstract
A kind of liquid crystal display panel comprising the CF substrates and TFT substrate being oppositely arranged, the TFT substrate have the relatively described CF substrates elongated area outstanding；Liquid crystal layer is located between the CF substrates and the TFT substrate；First conductive layer is set to the one side of the CF substrates far from the TFT substrate；Circuit board, the extension extended including connecting pin and by a side of the connecting pin, surface of the extension far from the TFT substrate is provided with the first ground mat, and surface of first ground mat far from the TFT substrate is generally aligned in the same plane with surface of first conductive layer far from the CF substrates；Decorating film, the decorating film covers the first ground mat and at least partly the first conductive layer, and is electrically connected first conductive layer and first ground mat.The embodiment of the present invention also provides a kind of display device using above-mentioned liquid crystal display panel.
Description
Technical field
The present invention relates to display technology field more particularly to a kind of liquid crystal display panel and display devices.
Background technology
Existing liquid crystal display panel, because electrostatic charges accumulated in colorized optical filtering (Color during processing procedure or in environment
Filter, CF) on substrate, liquid crystal ghost problem can be caused.Therefore, it is necessary to be arranged electrostatic protection structure, however existing electrostatic
There is appearance out-of-flatness in safeguard structure.
Invention content
One embodiment of the invention provides a kind of liquid crystal display panel comprising：
One CF substrates；
One TFT substrate is oppositely arranged with the CF substrates, and the TFT substrate has the relatively described CF substrates outstanding
Elongated area；
Liquid crystal layer is located between the CF substrates and the TFT substrate；
First conductive layer is set to the one side of the CF substrates far from the TFT substrate；
Circuit board, including a connecting pin and the extension that is extended by a side of the connecting pin, the extension are remote
Surface from the TFT substrate is provided with the first ground mat, surface of first ground mat far from the TFT substrate with it is described
Surface of first conductive layer far from the CF substrates is generally aligned in the same plane；And
Decorating film, the decorating film cover the first ground mat and at least partly the first conductive layer, and are electrically connected described the
One conductive layer and first ground mat.
Another embodiment of the present invention also provides a kind of display device using above-mentioned liquid crystal display panel.
Liquid crystal display panel provided in an embodiment of the present invention is due to the surface of first ground mat far from the TFT substrate
It is generally aligned in the same plane with surface of first conductive layer far from the CF substrates so that decorating film is electrically connected described first and connects
After ground cushion and first conductive layer, appearance is kept smooth herein.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the display device of present pre-ferred embodiments.
Fig. 2 is the diagrammatic cross-section that Fig. 1 is splitted along II-II line.
Fig. 3 is the diagrammatic cross-section that circuit board is splitted along III-III line in Fig. 1.
Main element symbol description
Following specific implementation mode will be further illustrated the present invention in conjunction with above-mentioned attached drawing.
Specific implementation mode
Please refer to Fig. 1 and Fig. 2.Fig. 1 is the stereoscopic schematic diagram of the display device of present pre-ferred embodiments.Fig. 2 is
The diagrammatic cross-section that Fig. 1 is splitted along II-II.
As shown in Figure 1, the display device 100 is including liquid crystal display panel 10 and for housing and supporting liquid crystal display
The glue frame 30 of panel 10.As shown in Fig. 2, the display device 100 further includes the backlight mould being stacked with liquid crystal display panel 10
Group 20, backlight module 20 are that liquid crystal display panel 10 provides display required backlight.
Wherein, liquid crystal display panel 10 include a colorized optical filtering (Color Filter, CF) substrate 11, with 11 phase of CF substrates
Thin film transistor (TFT) (Thin Film Transistor, TFT) substrate 12 to setting and it is located in CF substrates 11 and TFT substrate
Liquid crystal layer 13 between 12.
In the present embodiment, CF substrates 11 include a glass substrate, are formed in a colorized optical filtering on one surface of glass substrate
Layer and a first electrode layer, the wherein first electrode layer are covered on the chromatic filter layer.The chromatic filter layer can for example wrap
Include black matrix and multiple color filter patterns.In an embodiment, which can be a public electrode, can be by transparent
Conductive material, as tin indium oxide (Indium Tin Oxide, ITO) or indium zinc oxide (Indium-doped Zinc Oxide,
) etc. IZO it is prepared.
In the present embodiment, TFT substrate 12 includes the scan line being staggered and data line, thin film transistor (TFT) array and one
The second electrode lay.In one embodiment, each thin film transistor (TFT) is set to the scan line and the data line infall, by phase
The Minimum Area that adjacent two scan lines and adjacent two data line define jointly defines a pixel region (not shown).The second electrode lay
Including multiple pixel electrode (not shown), a pixel electrode is provided in each pixel region.The first electrode layer with this second
Driving electric field is formed between electrode layer, to drive the liquid crystal molecule in liquid crystal layer 13 to rotate.
Please continue to refer to Fig. 1, CF substrates 11 are provided with the first conductive layer 14 on one side far from TFT substrate 12.Wherein, this
One conductive layer 14 is covered in the whole surface of CF substrates 11.The extension width of TFT substrate 12 is (along vertical liquid crystal display panel 10
Thickness direction) it is longer than CF substrate 11, make TFT substrate 12 that there is opposite 11 elongated area 121 outstanding of CF substrates.Elongated area
121 are provided with the second conductive layer 18.
As shown in Figure 1, liquid crystal display panel 10 further includes a circuit board 15.Fig. 3 is that circuit board is cutd open along III-III line in Fig. 1
The diagrammatic cross-section opened.Also referring to Fig. 3, which includes a connecting pin 150 and the side by the connecting pin 150
The extension 151 extended.The connecting pin 150 of circuit board 15 and extension 151 are located at elongated area 121 far from CF substrates 11
Region.Surface of the extension 151 far from TFT substrate 12 is provided with the first ground mat 153.
Please continue to refer to Fig. 1 and Fig. 3, surface of first ground mat 153 far from TFT substrate 12 and the first conductive layer 14 are separate
The surface of CF substrates 11 is generally aligned in the same plane.The surface of connecting pin 150 towards the TFT substrate 12 is formed with the second ground mat 155,
Circuit board 15 is electrically connected by the position of the second ground mat 155 and the second conductive layer 18 far from CF substrates 11.
In the present embodiment, when electrostatic charge is accumulated on the surface of TFT substrate 12, it can be grounded by the second conductive layer 18, second
Pad 155 forms Electro-static Driven Comb path, to export the surface of TFT substrate 12 accumulation electrostatic charge.
In an embodiment, the material of the first conductive layer 14 and the second conductive layer 18 can be, but be not limited to the oxidation of indium tin
Nitride layer, indium-zinc oxide layer, metal layer, conductive adhesive layer or conductive tape.First conductive layer 14 can utilize coating, plated film or wire mark
Mode be formed in one side of the CF substrates 11 far from TFT substrate 12.Second conductive layer 18 can utilize coating, plated film or wire mark
Mode is formed in TFT substrate 12 in the one side of CF substrates 11.
Referring to Fig. 2, liquid crystal display panel 10 further includes a decorating film 16.Decorating film 16 is conductive, the decorating film
16 covering the first ground mats 153 and being extended on the first conductive layer 14 by the first ground mat 153 are led at least covering part first
Electric layer 14, and it is electrically connected the first conductive layer 14 and the first ground mat 153, to form an Electro-static Driven Comb path.
In an embodiment, decorating film 16 can be conductive adhesive layer or conductive tape, when there is electrostatic charge in processing procedure or in environment
When on CF substrates 11, the electrostatic charge accumulated on the CF substrates 11 can pass through the first conductive layer 14, decorating film 16, first for accumulation
Ground mat 153 forms an Electro-static Driven Comb path and avoids liquid crystal caused by charge residue on CF substrates 11 to eliminate electrostatic interference
Ghost problem.
As depicted in figs. 1 and 2, the surface of the separate TFT substrate 12 of the first ground mat 153 and the first conductive layer 14 are far from CF
The surface of substrate 11 is generally aligned in the same plane, that is, surface of first ground mat 153 far from TFT substrate 12 is remote with the first conductive layer 14
Apparent height from CF substrates 11 is concordant, therefore when decorating film 16 covers and is electrically connected the first conductive layer 14 and the first ground mat
After 153, flat appearance can be kept herein, in this way, convenient for being bonded with touch panel in 10 follow-up process of liquid crystal display panel.
After decorating film 16 covers and is electrically connected the first conductive layer 14 and the first ground mat 153, the first ground mat is covered
153 one end can foreshorten at the glue frame 30 of liquid crystal display panel 10, without extending beyond glue frame 30, reduce the damage of material
It loses.
As depicted in figs. 1 and 2, in the present embodiment, since the connecting pin 150 of circuit board 15 and extension 151 are set to and prolong
Region of the region 121 far from CF substrates 11 is stretched, there is interval 19, the interval between the first conductive layer 14 and the first ground mat 153
The supporter 17 for being used to support decorating film 16 is additionally provided in 19.Surface of the supporter 17 far from TFT substrate 12 and the first ground mat
153 surface, the first surfaces of the conductive layer 14 far from CF substrates 11 far from TFT substrate 12 are respectively positioned on same plane, therefore, decoration
After film 16 covers and is electrically connected the first conductive layer 14 and the first ground mat 153, intermediate position keep it is smooth will not collapse or
Bulge.In an embodiment, which can be the foam rubber of black.
In other embodiments, if the interval 19 between the first conductive layer 14 and the first ground mat 153 is smaller without making
It is collapsed at the interval 19 at decorating film 16, then the supporter 17 can be omitted.In the present embodiment, circuit board 15 is flexible circuit
Plate, it is possible to understand that ground, circuit board 15 or printed circuit board.In addition, the first ground mat 153 can connect system earth line,
Or using the glue frame 30 of display device 100 as grounded parts, which is connected to the glue of display device 100
Frame 30.
Please continue to refer to Fig. 2, in the present embodiment, backlight module 20 includes backboard 21, reflector plate 22, light guide plate 23, optics
Diaphragm group 24 and light source assembly 25.Reflector plate 22, light guide plate 23, optical diaphragm group 24 are installed in backboard 21 successively from the bottom to top
On.Backboard 21 is matched with glue frame 30 with fixation reflex piece 22, light guide plate 23, optical diaphragm group 24 and light source assembly 25.
As shown in Fig. 2, light source assembly 25 includes light bar 251 and the multiple light sources 252 being set in the light bar 251.Yu Yi
Optical diaphragm group 24 may include multiple optical diaphragms, such as diffusion sheet, blast piece and prismatic lens etc. in embodiment.Light guide plate 23
Side has an incidence surface 231, and multiple light sources 252 are set to the side of the incidence surface 231, and 252 face of multiple light sources enters light
Face 231.The light that multiple light sources 252 are sent out enters light guide plate 23 from incidence surface 231, successively multiple light Jing Guo optical diaphragm group 24
It learns and is converted to the high and uniform backlight of brightness after diaphragm and injects liquid crystal display panel 10, and reflector plate 22 will be incident upon part thereon
Multiple optical diaphragms that light reflection returns after light guide plate 23 again successively Jing Guo optical diaphragm group 24 finally reach liquid crystal display panel 10.
In the present embodiment, light source 252 is light emitting diode (LED).
Embodiment of above is merely illustrative of the technical solution of the present invention and unrestricted, although with reference to better embodiment pair
The present invention is described in detail, it will be understood by those of ordinary skill in the art that, technical scheme of the present invention can be carried out
Modification or equivalent replacement, without departing from the spirit of the technical scheme of the invention and range.
Claims (6)
1. a kind of liquid crystal display panel, which is characterized in that including：
One CF substrates；
One TFT substrate is oppositely arranged with the CF substrates, and the TFT substrate has the relatively described CF substrates extension outstanding
Region；
Liquid crystal layer is located between the CF substrates and the TFT substrate；
First conductive layer is set to the one side of the CF substrates far from the TFT substrate；
Circuit board, including a connecting pin and the extension that is extended by a side of the connecting pin, the extension is far from institute
The surface for stating TFT substrate is provided with the first ground mat, surface of first ground mat far from the TFT substrate and described first
Surface of the conductive layer far from the CF substrates is generally aligned in the same plane；And
Decorating film, the decorating film cover the first ground mat and at least partly the first conductive layer, and are electrically connected described first and lead
Electric layer and first ground mat.
2. liquid crystal display panel as described in claim 1, which is characterized in that first conductive layer and first ground mat
Between there is interval, be additionally provided with the supporter for being used to support the decorating film in the interval.
3. liquid crystal display panel as claimed in claim 2, which is characterized in that table of the above support far from the TFT substrate
Face is generally aligned in the same plane with surface of the ground mat far from the TFT substrate.
4. liquid crystal display panel as described in claim 1, which is characterized in that surface shape of the connecting pin towards TFT substrate
At there is the second ground mat, the elongated area is equipped with the second conductive layer, the circuit board by second ground mat with it is described
Second conductive layer is electrically connected.
5. liquid crystal display panel as claimed in claim 4, which is characterized in that second ground mat and second conductive layer
Position far from the CF substrates is electrically connected.
6. a kind of display device using the liquid crystal display panel described in claim 1-5 any one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810463266.8A CN108614379A (en) | 2018-05-15 | 2018-05-15 | Liquid crystal display panel and display device |
| TW107121025A TWI675233B (en) | 2018-05-15 | 2018-06-19 | Liquid crystal display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810463266.8A CN108614379A (en) | 2018-05-15 | 2018-05-15 | Liquid crystal display panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108614379A true CN108614379A (en) | 2018-10-02 |
Family
ID=63663276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810463266.8A Pending CN108614379A (en) | 2018-05-15 | 2018-05-15 | Liquid crystal display panel and display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108614379A (en) |
| TW (1) | TWI675233B (en) |
Cited By (2)
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| CN113031328A (en) * | 2021-03-01 | 2021-06-25 | 惠州市华星光电技术有限公司 | Display device |
| CN113325625A (en) * | 2021-06-24 | 2021-08-31 | 业成科技（成都）有限公司 | Preparation method of display panel |
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| CN113031328B (en) * | 2021-03-01 | 2022-08-05 | 惠州市华星光电技术有限公司 | Display device |
| CN113325625A (en) * | 2021-06-24 | 2021-08-31 | 业成科技（成都）有限公司 | Preparation method of display panel |
| CN113325625B (en) * | 2021-06-24 | 2022-07-29 | 业成科技（成都）有限公司 | Preparation method of display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI675233B (en) | 2019-10-21 |
| TW201947295A (en) | 2019-12-16 |
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