CN107450214A - Display panel and display device - Google Patents

Display panel and display device Download PDF

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Publication number
CN107450214A
CN107450214A CN201710706351.8A CN201710706351A CN107450214A CN 107450214 A CN107450214 A CN 107450214A CN 201710706351 A CN201710706351 A CN 201710706351A CN 107450214 A CN107450214 A CN 107450214A
Authority
CN
China
Prior art keywords
ground connection
connection cabling
display panel
cabling
display
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
Application number
CN201710706351.8A
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Chinese (zh)
Inventor
韩文
马荣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd
Original Assignee
Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd filed Critical Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd
Priority to CN201710706351.8A priority Critical patent/CN107450214A/en
Publication of CN107450214A publication Critical patent/CN107450214A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2202/00Materials and properties
    • G02F2202/22Antistatic materials or arrangements

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)

Abstract

The present invention discloses a kind of display panel and display device.The display panel includes a display screen and the first ground connection cabling and the second ground connection cabling positioned at display screen periphery and around the display screen, the first ground connection cabling is between the described second ground connection cabling and the display screen, covering material layer on the first ground connection cabling, the display panel is lifted with this and supports anlistatig ability, improves the hickie that display panel occurs and then lifts display quality.

Description

Display panel and display device
Technical field
The present invention relates to display technology field, more particularly to a kind of display panel and display device.
Background technology
Electronic product is likely to by electrostatic interference everywhere during producing, transport, assemble, using etc., electrostatic Harm is very big, therefore electronic product will fully consider resistance electrostatic capacity in design, and display panel is no exception, has at present Electrostatic test standard is with to display screen progress discharge test.Existing display screen is complete in back of the body plating nesa coating and ground connection cabling Under conditions of, most of electrostatic be able to will not occur quiet substantially from back of the body plating nesa coating release, fraction from ground connection cabling release Electrodeposition tires out;After back of the body plating nesa coating is impaired, resistance increased dramatically, and Electro-static Driven Comb access denial, be forced from by sealing frame The ground connection cabling release of glue covering, because the sealing frame glue'' resistance value ratio black matrix" is big, while also has partial electrostatic lotus to enter black Matrix, when ground connection cabling is complete, hickie is stood for a long time, can be disappeared;When the back of the body plating nesa coating and ground connection cabling all by After damage, electrostatic can largely enter black matrix", and hickie expands, and stand for a long time irrecoverable.This electrostatic test is easy Occur nesa coating wound so that display panel occur hickie in turn result in display it is bad.
The content of the invention
The present invention solves the technical problem of a kind of display panel and display device is provided, gone out with improving display panel Existing hickie and then lifting display quality.
In order to solve the above technical problems, one aspect of the present invention is:A kind of display panel is provided, it is described aobvious Show that panel includes a display screen and connect positioned at display screen periphery and around the first ground connection cabling of the display screen and second Ground cabling, the first ground connection cabling is between the described second ground connection cabling and the display screen, the first ground connection cabling Upper covering material layer.
In order to solve the above technical problems, one aspect of the present invention is:A kind of display device is provided, it is described aobvious Showing device includes any of the above-described described display panel.
The beneficial effects of the invention are as follows:It is different from the situation of prior art, the display panel of the invention and display dress Put by setting the first ground connection cabling and the second ground connection cabling, and the second ground connection cabling is completely exposed, quickly to dredge Guide margin edge electrostatic, prevent electrostatic from entering inside display panel, produce electrostatic shield effect, while cause the first ground connection cabling It is completely covered, is dredged into internal electrostatic by the sealing frame glue'', ensures the scan drive circuit and display screen of the display panel Circuit normal work, the display panel is lifted with this and supports anlistatig ability, improves the hickie that display panel occurs and then carries Rise display quality.
Brief description of the drawings
Fig. 1 is the structural representation of display panel of the present invention;
Fig. 2 is the distribution schematic diagram of the first embodiment of the first ground connection cabling and the second ground connection cabling in Fig. 1;
Fig. 3 is the distribution schematic diagram of the second embodiment of the first ground connection cabling and the second ground connection cabling in Fig. 1;
Fig. 4 is the distribution schematic diagram of the 3rd embodiment of the first ground connection cabling and the second ground connection cabling in Fig. 1;
Fig. 5 is the structural representation of display device of the present invention.
Embodiment
Fig. 1 is refer to, is the structural representation of the display panel of the present invention.The display panel 100 includes array base palte 20th, color membrane substrates 10, plastic cement 30 and the sealing frame glue'' 50 are provided between the array base palte 20 and the color membrane substrates 10, it is described close Sealant 50 and plastic cement 30 seal liquid crystal 40 between the array base palte 20 and the color membrane substrates 10 up for safekeeping.Need what is illustrated Be what is shown in Fig. 1 be only the display panel in the present embodiment partial structurtes, reality display panel in, the sealing frame glue'' 50 and plastic cement 30 be located at the neighboring area of display panel, liquid crystal 40 is sealed in by color membrane substrates 10 and array base palte 20 to box-like Into liquid crystal cell in.The outer place for being with many different layers metal routing thread-changings of the array base palte 20 of the display panel 100 (thread-changing region), such as first layer metal will turn on third layer metal current potential, or by the current potential of third layer metal and Five layers of transparent conductive film layer conducting, these need the place of thread-changing must be by via and the transparent conductive film of layer 5 Different layers metal is electrically connected with by layer, and these different metal cablings include being grounded cabling.
Referring to Fig. 2, it is the first embodiment of the first ground connection cabling and the second ground connection cabling in display panel of the present invention Distribution schematic diagram.The display panel 100 includes a display screen 200 and positioned at the periphery of display screen 200 and around described aobvious First ground connection cabling 1 and second of display screen 200 is grounded cabling 2, and the first ground connection cabling 1 is positioned at the described second ground connection cabling 2 Between the display screen 200, covering material layer on the first ground connection cabling 1.
Specifically, the distance of the first ground connection cabling 1 and the described second ground connection cabling 2 is less than the described first ground connection cabling 1 with the distance of the display screen 200.In the present embodiment, the material layer covered on the first ground connection cabling 1 is the sealing frame glue'' 50.The first ground connection cabling 1 and the second ground connection cabling 2 are arranged on the array base palte 20 of the display panel 100.
Wherein, the array base palte 20 includes:
Substrate 21, the first ground connection cabling 1 and the second ground connection cabling 2 are arranged on the substrate 21.
Scan line, data wire, pixel electrode and switching tube are the main elements of circuit in array base palte 20, and a piece of clean , the glass of the smooth surface then base material as array base palte 20.Using glass as substrate, by being plated in substrate The techniques such as film, etching, so as to form the main elements such as scan line, data wire, pixel electrode and switching tube in substrate.This implementation In mode, switching tube is thin film transistor (TFT), and coordination electrode, input electrode and the output electrode of switching tube correspond to film respectively Grid, source electrode and the drain electrode of transistor.
Flatness layer 22, for covering the first ground connection cabling 1 and the second ground connection cabling 2.
Passivation layer 23, for covering the flatness layer 22.
Wherein, the material layer is arranged on the passivation layer 23, for covering the first ground connection cabling 1, seals institute The plastic cement 30 for stating liquid crystal 40 connects the passivation layer 23.
Wherein, the material of the passivation layer 23 is one in Al2O3, HfO2, ZrO2, SiO2, SiNx or organic compound Kind or several mixtures.
Substrate 21 in the array base palte 20 can be glass, plastics, quartz or silicon chip, in other embodiments institute The material for stating substrate 21 is not limited to this.Can also be flexible base board, when the substrate 21 is flexible base board, the flexible base Plate is made by polyvinyl alcohol film, Kapton, polyester film Polymer material.
Wherein, the color membrane substrates 10 include substrate 11, the black matrix" 12 being arranged on the substrate 11, are arranged on institute State the protective layer 13 on black matrix" 12.The plastic cement 30 for sealing the liquid crystal 40 connects the protective layer 13.
In the present embodiment, the first ground connection cabling 1 links together with the described second ground connection cabling 2 compartment of terrain, its In, the distance at the interval can be configured as needed, and the distance at the interval be able to can also be differed with identical.It is described First ground connection cabling 1 and the second ground connection cabling 2 can be the rings of the circular display screen 200 or circular ring type of square Around the display screen 200 or other modes around the display screen 200.
After ground connection cabling is covered by the sealing frame glue'' 50, ground connection cabling is not easy by damage by static electricity, but the sealing frame glue'' 50 resistance is higher, makes the Anti-static of ground connection cabling less able, makes electrostatic easily by the black square on color membrane substrates 10 Battle array 12 enters inside display panel 100, produces electrostatic residual, makes display panel 100 that electrostatic failure occur, when ground connection cabling does not have When being covered by rice sealant 50, ground connection cabling easily by damage by static electricity, loses the long-term electrostatic protection effect for being grounded cabling, therefore Cabling 2 is grounded using the horizontally disposed first ground connection cabling 1 and second in the present invention, wherein the second ground connection cabling 2 is complete Full exposure, so can quickly dredge edge electrostatic, prevent electrostatic from entering inside display panel 100, produce electrostatic shield effect, The second ground connection cabling 2 is completely covered by the sealing frame glue'' 50 simultaneously, dredges into internal electrostatic, ensure scan drive circuit and The circuit normal work of display screen 200, the display panel 100 is lifted with this and supports anlistatig ability, improves display panel 100 The hickie and then lifting display quality of appearance, and this design of the display panel 100 need not increase making technology, only need The Lithographic template for being grounded cabling is improved.
Referring to Fig. 3, it is the first ground connection cabling of display panel of the present invention and the second embodiment of the second ground connection cabling Distribution schematic diagram.The second embodiment and above-mentioned first embodiment of the first ground connection cabling 1 and the second ground connection cabling 2 Difference part is:The end of the first ground connection cabling 1 and the described second ground connection cabling 2 links together.
Referring to Fig. 4, it is the first ground connection cabling of display panel of the present invention and the 3rd embodiment of the second ground connection cabling Distribution schematic diagram.The 3rd embodiment and above-mentioned first embodiment of the first ground connection cabling 1 and the second ground connection cabling 2 Difference part is:The first ground connection cabling 1 be arranged in parallel with the described second ground connection cabling 2.
Referring to Fig. 5, it is the structural representation of the display device of the present invention.As shown in figure 5, the display device is including upper Display panel 100 is stated, other devices of the display device and the device and function phase of function and existing display device are same, herein Repeat no more, the display device can be LCD or OLED.
The display panel and display device cause described the by setting the first ground connection cabling and the second ground connection cabling Two ground connection cablings are completely exposed, and quickly to dredge edge electrostatic, prevent electrostatic from entering inside display panel, produce electrostatic screen effect Fruit, while the first ground connection cabling is completely covered by the sealing frame glue'', dredge into internal electrostatic, ensure the display surface The scan drive circuit of plate and the circuit normal work of display screen, the display panel is lifted with this and supports anlistatig ability, is changed The hickie and then lifting display quality that kind display panel occurs.
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this The equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations Technical field, it is included within the scope of the present invention.

Claims (10)

  1. A kind of 1. display panel, it is characterised in that the display panel include a display screen and positioned at the display screen periphery and Around the first ground connection cabling and the second ground connection cabling of the display screen, the first ground connection cabling is walked positioned at the described second ground connection Between line and the display screen, covering material layer on the first ground connection cabling.
  2. 2. display panel according to claim 1, it is characterised in that the first ground connection cabling is walked with the described second ground connection The distance of line is less than the distance of the described first ground connection cabling and the display screen.
  3. 3. display panel according to claim 2, it is characterised in that described first, which is grounded the material layer covered on cabling, is The sealing frame glue''.
  4. 4. display panel according to claim 1, it is characterised in that the first ground connection cabling and second ground connection are walked Line is arranged on the array base palte of the display panel.
  5. 5. display panel according to claim 4, it is characterised in that the array base palte includes:
    Substrate, the first ground connection cabling and the second ground connection cabling are set on the substrate;
    Flatness layer, for covering the first ground connection cabling and the second ground connection cabling;
    Passivation layer, for covering the flatness layer;
    Wherein, the material layer is arranged on the passivation layer, for covering the first ground connection cabling.
  6. 6. display panel according to claim 1, it is characterised in that the first ground connection cabling is walked with the described second ground connection Line compartment of terrain links together.
  7. 7. display panel according to claim 1, it is characterised in that the first ground connection cabling is walked with the described second ground connection The end of line links together.
  8. 8. display panel according to claim 1, it is characterised in that the first ground connection cabling is walked with the described second ground connection Line be arranged in parallel.
  9. 9. a kind of display device, it is characterised in that the display device includes the display surface as described in claim 1-8 items are any Plate.
  10. 10. display device according to claim 9, it is characterised in that the display device is LCD or OLED.
CN201710706351.8A 2017-08-16 2017-08-16 Display panel and display device Pending CN107450214A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710706351.8A CN107450214A (en) 2017-08-16 2017-08-16 Display panel and display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710706351.8A CN107450214A (en) 2017-08-16 2017-08-16 Display panel and display device

Publications (1)

Publication Number Publication Date
CN107450214A true CN107450214A (en) 2017-12-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710706351.8A Pending CN107450214A (en) 2017-08-16 2017-08-16 Display panel and display device

Country Status (1)

Country Link
CN (1) CN107450214A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101236315A (en) * 2007-02-02 2008-08-06 群康科技(深圳)有限公司 LCD device
CN101630078A (en) * 2008-07-17 2010-01-20 胜华科技股份有限公司 Liquid crystal display panel
CN203786697U (en) * 2014-02-25 2014-08-20 宸鸿科技(厦门)有限公司 Touch panel
CN104880880A (en) * 2015-06-23 2015-09-02 合肥京东方光电科技有限公司 Array substrate, display panel and preparation method of display panel
US20160131950A1 (en) * 2014-11-07 2016-05-12 Mitsubishi Electric Corporation Liquid crystal panel and liquid crystal display
CN105739205A (en) * 2014-12-29 2016-07-06 乐金显示有限公司 Liquid crystal display device and method of manufacturing the same
CN105759484A (en) * 2016-05-13 2016-07-13 京东方科技集团股份有限公司 Display panel and preparing method and display device thereof
CN105807482A (en) * 2016-05-26 2016-07-27 京东方科技集团股份有限公司 Color film substrate and display device
CN106154632A (en) * 2016-09-21 2016-11-23 合肥京东方光电科技有限公司 Display floater and display device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101236315A (en) * 2007-02-02 2008-08-06 群康科技(深圳)有限公司 LCD device
CN101630078A (en) * 2008-07-17 2010-01-20 胜华科技股份有限公司 Liquid crystal display panel
CN203786697U (en) * 2014-02-25 2014-08-20 宸鸿科技(厦门)有限公司 Touch panel
US20160131950A1 (en) * 2014-11-07 2016-05-12 Mitsubishi Electric Corporation Liquid crystal panel and liquid crystal display
CN105739205A (en) * 2014-12-29 2016-07-06 乐金显示有限公司 Liquid crystal display device and method of manufacturing the same
CN104880880A (en) * 2015-06-23 2015-09-02 合肥京东方光电科技有限公司 Array substrate, display panel and preparation method of display panel
CN105759484A (en) * 2016-05-13 2016-07-13 京东方科技集团股份有限公司 Display panel and preparing method and display device thereof
CN105807482A (en) * 2016-05-26 2016-07-27 京东方科技集团股份有限公司 Color film substrate and display device
CN106154632A (en) * 2016-09-21 2016-11-23 合肥京东方光电科技有限公司 Display floater and display device

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Application publication date: 20171208

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