WO2020125418A1 - 显示面板和显示装置 - Google Patents

显示面板和显示装置 Download PDF

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Publication number
WO2020125418A1
WO2020125418A1 PCT/CN2019/122995 CN2019122995W WO2020125418A1 WO 2020125418 A1 WO2020125418 A1 WO 2020125418A1 CN 2019122995 W CN2019122995 W CN 2019122995W WO 2020125418 A1 WO2020125418 A1 WO 2020125418A1
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WO
WIPO (PCT)
Prior art keywords
retaining wall
main
primary
retaining
display panel
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Application number
PCT/CN2019/122995
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English (en)
French (fr)
Inventor
杨艳娜
Original Assignee
惠科股份有限公司
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Publication date
Priority claimed from CN201811542212.7A external-priority patent/CN109633990B/zh
Application filed by 惠科股份有限公司 filed Critical 惠科股份有限公司
Publication of WO2020125418A1 publication Critical patent/WO2020125418A1/zh

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    • 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
    • G02F1/1339Gaskets; Spacers; Sealing of cells

Definitions

  • the present application relates to the field of display technology, in particular to a display panel and a display device.
  • the liquid crystal display panel is composed of a color film substrate (CF), a thin film transistor substrate (TFT), a liquid crystal (LC) between the color film substrate and the thin film transistor, and a sealant; normally, the thin film transistor substrate and the color film
  • CF color film substrate
  • TFT thin film transistor substrate
  • LC liquid crystal
  • the alignment film can make the liquid crystal produce a pre-tilt angle in a certain direction, thereby providing an angle for the liquid crystal molecules.
  • the size of the pre-tilt angle is similar to that of the thin-film transistor liquid crystal display (TFT-LCD). Driving voltage, contrast, response time, viewing angle, etc. have important influences.
  • the material of the alignment film is usually polyimide (PI) material, which is formed by coating the alignment liquid on the substrate.
  • the display panel has the problems of uneven display of the screen and uneven display of brightness; many display panels will find water ripples in the display screen during use, and some display panels also have the phenomenon of loose glass substrates, which causes many problems.
  • the purpose of this application is to provide a display panel and a display device that can effectively improve the display image and uneven brightness, prevent the adhesion of the frame glue from decreasing, and improve the quality of the display panel.
  • the present application discloses a display panel, which is divided into a display area and a non-display area.
  • the display panel includes: a first substrate; a sealant disposed on the first substrate; and a periphery provided around the display area and a sealant inner periphery Retaining wall; wherein, the retaining wall includes a first retaining wall; the first retaining wall includes a primary retaining wall and a secondary retaining wall; the primary retaining wall includes a first primary retaining wall and a second primary retaining wall, The first main retaining wall and the second main retaining wall are arranged in parallel; between the first main retaining wall and the second main retaining wall, there is a connection between the first main retaining wall and the second main retaining wall Secondary retaining wall; a closed gap is formed between the first primary retaining wall, the second primary retaining wall and the secondary retaining wall.
  • the present application also discloses a display panel, which is divided into a display area and a non-display area.
  • the display panel includes: a first substrate; a sealant disposed on the first substrate; and a periphery disposed around the display area and within the sealant Surrounding retaining wall; the height of the retaining wall is less than the distance between the first substrate and the second substrate; wherein, the retaining wall is formed of metal or non-metal; the retaining wall includes the first retaining wall and the second retaining wall The first retaining wall surrounds the periphery of the second retaining wall; the first retaining wall includes a primary retaining wall and a secondary retaining wall; the primary retaining wall is continuous and has no gaps;
  • the first retaining wall includes at least two secondary retaining walls, and the secondary retaining wall is perpendicular to the first primary retaining wall and the second primary retaining wall, and a plurality of secondary retaining walls form an adjacent main retaining wall into a closed area
  • the second retaining wall includes multiple
  • the present application also discloses a display device including the above-mentioned display panel.
  • the retaining wall is located between the frame glue and the display area, and the parallel first main retaining wall and the first Two main retaining walls, and a secondary retaining wall connecting the first main retaining wall and the second main retaining wall is provided between the first main retaining wall and the second main retaining wall.
  • the alignment liquid When there is too much alignment liquid, the alignment liquid will flow to the barrier At the wall; the alignment liquid flowing to the retaining wall will overflow the adjacent main retaining wall, the secondary retaining wall and the main retaining wall to form a closed gap, and then can store a lot of alignment liquid; from this setting can make the alignment
  • the liquid cannot cross the retaining wall, effectively prevent the alignment liquid from overflowing to the frame glue, prevent the alignment liquid from overlapping with the frame glue, and cause the adhesion of the frame glue to deteriorate, prevent the frame glue from being cured poorly, and the phenomenon of bubbles to occur to improve product quality;
  • this solution effectively blocks the overflow of the alignment liquid, it also applies a narrow border design to enhance the product experience; while this program effectively prevents the alignment liquid from overflowing to the frame glue, it also prevents the alignment liquid from flowing back and accumulating in the display area, causing display The display area is uneven or the brightness is uneven.
  • FIG. 1 is a schematic diagram of a display panel according to an embodiment of the present application.
  • FIG. 2 is a schematic diagram of a display panel according to another embodiment of the present application.
  • FIG. 3 is a schematic diagram of a display panel according to another embodiment of the present application.
  • FIG. 4 is an enlarged view at A in FIG. 3 according to an embodiment of the present application.
  • FIG. 5 is an enlarged view at A in FIG. 3 of another embodiment of the present application.
  • FIG. 6 is a schematic diagram of a display device according to an embodiment of the application.
  • first and second are used only for descriptive purposes and cannot be understood as indicating relative importance, or implicitly indicating the number of technical features indicated.
  • the features defined as “first” and “second” may expressly or implicitly include one or more of the features; “multiple” means two or more.
  • the term “comprising” and any variations thereof are meant to be non-exclusive and one or more other features, integers, steps, operations, units, components, and/or combinations thereof may be present or added.
  • connection should be understood in a broad sense, such as fixed connection, detachable connection, or integral connection; may be mechanical connection , It can also be an electrical connection; it can be directly connected, indirectly connected through an intermediate medium, or the internal communication between two components.
  • an embodiment of the present application discloses a display panel 110, which is divided into a display area 111 and a non-display area 112.
  • the display panel 110 includes: a first substrate 200; Frame glue 300 on the top; and a retaining wall 400 surrounding the display area; wherein, the retaining wall 400 includes a first retaining wall 410; the first retaining wall 410 includes a primary retaining wall 411 and a secondary retaining wall 412;
  • the main retaining wall 411 includes a first main retaining wall 413 and a second main retaining wall 414, the first main retaining wall 413 and the second main retaining wall 414 are arranged in parallel; the first main retaining wall 413 and the second Between the main retaining wall 414, the secondary retaining wall 412 connecting the first primary retaining wall 413 and the second primary retaining wall 414 is provided; the first primary retaining wall, the second primary retaining wall, and the secondary retaining wall Closed gap 421 is formed.
  • the periphery of the display area is the boundary of the display area 111 (AA), the alignment liquid boundary, and the frame 300 border from inside to outside, and the boundary of the alignment liquid cannot be too close to the boundary of the display area 11 to prevent
  • the display area 111 has uneven display brightness and uneven chroma (Mura); it cannot be too close to the border of the sealant 300 to prevent the alignment liquid from overlapping with the sealant 300, resulting in poor adhesion of the sealant 300 and bubbles.
  • a multi-channel retaining wall 400 may be provided between the boundary of the alignment liquid and the frame glue 300; as shown in FIG. 1, design a Closed retaining wall 400; two retaining walls 400, a slit retaining wall 400 and a closed retaining wall 400 are designed as shown in FIG.
  • the retaining wall 400 is located between the frame glue 300 and the display area, and is provided with a parallel first main retaining wall 413 and a second main retaining wall 414, and one of the first main retaining wall 413 and the second main retaining wall 414 There is a secondary retaining wall 412 connecting the first primary retaining wall 413 and the second primary retaining wall 414.
  • the alignment liquid When there is too much alignment liquid, the alignment liquid will flow to the retaining wall 400; the alignment liquid flowing to the retaining wall 400 will diffuse After the first main retaining wall, it is filled into the closed gap 421 formed between the adjacent main retaining wall 411, the secondary retaining wall 412 and the main retaining wall 411, and then a lot of alignment liquid can be stored; and the secondary retaining wall 412 can prevent The tandem movement of the alignment liquid between the first main retaining wall and the second main retaining wall; such setting can prevent the alignment liquid from crossing the entire retaining wall 400, effectively preventing the alignment liquid from overflowing to the frame glue 300, and preventing the alignment liquid and frame glue 300 overlaps, resulting in poor adhesion of the frame glue 300, preventing the frame glue 300 from being cured poorly, and the occurrence of bubbles to improve the product quality; and this solution effectively prevents the alignment liquid from overflowing, and improves the product experience; While effectively preventing the alignment liquid from overflowing to the sealant 300, because the alignment liquid has been filled into the gap
  • the first substrate 200 may be an array substrate or a color filter substrate. Even the array substrate and the color filter substrate adopt the design of this solution. Corresponding to the position of the retaining wall, there is a distance between the first substrate and the second substrate for the alignment liquid to overflow.
  • the first retaining wall 410 includes at least two secondary retaining walls 412, and the first primary retaining wall, the second primary retaining wall and each two adjacent secondary retaining walls form a closed Void421.
  • a plurality of secondary retaining walls 412 are provided, so that the secondary retaining walls 412 divide the gap 421 between adjacent primary retaining walls 411 into many areas, which makes it easier to store the alignment liquid separately and speed up the alignment liquid.
  • the freezing of the alignment fluid accelerates the cooling time of the alignment liquid and shortens the solidification time, which can prevent the alignment liquid in different gaps 421 from interlinking with each other; and supports the adjacent main retaining wall 411; of course, a secondary retaining wall 412 is also possible, also A closed gap 421 may be formed between the first main retaining wall and the second main retaining wall.
  • the secondary retaining wall 412 is perpendicular to the first primary retaining wall 413 and the second primary retaining wall 414.
  • the secondary retaining wall 412 is perpendicular to the primary retaining wall 411, so that the connection between the primary retaining wall 411 is relatively stable, and no deformation occurs when the temperature is high or there is a large impact of the alignment liquid.
  • the secondary retaining wall 412 may not be perpendicular to the primary retaining wall 411, but connected to the primary retaining wall 411 and form an acute angle; the inclined secondary retaining wall 412 may slow down the impact of the alignment liquid and play a buffering role.
  • the height of the retaining wall 400 is X, where 1 micron ⁇ X ⁇ 3 microns.
  • the height of the retaining wall 400 is within a suitable range, which is just slightly smaller than the distance between the first substrate 200 and the second substrate, and it is not too low, so that the alignment liquid is easily overturned; when the alignment liquid is less At this time, the height of the retaining wall 400 just prevents the alignment liquid from staying on the side of the retaining wall 400 near the display area; when there is too much alignment liquid, the alignment liquid can go over the retaining wall 400 and flow into the gap 421 of the retaining wall 400 to remain, It not only prevents backflow when there is too much alignment liquid, which causes uneven display in the display area; it also refers to the alignment liquid flowing to the frame glue 300 and overlapping with the frame glue 300, resulting in poor contact of the frame glue 300 and causing its bubbles.
  • the width of the main retaining wall 411 is greater than or equal to 20 microns and less than or equal to 50 microns. In this solution, the width of the main retaining wall 411 is too wide, which will reduce the number of main retaining walls 411 provided within a certain range, and cannot form enough gaps 421 to retain the alignment liquid; the width of the main retaining wall 411 If it is too narrow, the retaining wall 400 will be weak. Under the impact of the huge alignment liquid, or at a higher temperature, the retaining wall 400 will break or be damaged, and the alignment liquid cannot be effectively blocked.
  • the width of the main retaining wall 411 is greater than or equal to 20 ⁇ m and less than or equal to 50 ⁇ m. A suitable number of retaining walls 400 can be formed within a certain range, so that sufficient gaps 421 are formed to retain the alignment liquid, and it is not easy to bend or break.
  • the width of the secondary retaining wall 412 is greater than or equal to 4 microns and less than or equal to 10 microns.
  • the secondary retaining wall 412 is connected to the adjacent primary retaining wall 411, and the width is smaller than the width of the primary retaining wall 411. While connecting and supporting the adjacent primary retaining wall 411, it also makes the secondary retaining wall 412 and the primary retaining wall 411 The space between the gaps 421 formed between the 411 is large enough to leave as much space as possible for more alignment liquid.
  • the height of the secondary retaining wall 412 is lower than the height of the primary retaining wall 411.
  • the height of the secondary retaining wall 412 is lower than the height of the primary retaining wall 411.
  • the distance between adjacent main retaining walls 411 is greater than or equal to 10 microns and less than or equal to 30 microns.
  • an appropriate number of main retaining walls 411 are provided; of course, the distance between adjacent main retaining walls It can also be less than 10 microns or greater than 30 microns; those skilled in the art can make adjustments according to specific circumstances.
  • the distance between adjacent secondary barriers 412 is greater than or equal to 10 microns and less than or equal to 20 microns. In this solution, the distance between the secondary retaining walls 412 is within an appropriate range, so that excessive secondary retaining walls 412 will not be provided, while playing a sufficient supporting role, the number of secondary retaining walls 412 is also saved , Saving the manufacturing cost of the display panel 110.
  • the retaining wall 400 is formed of metal.
  • the blocking wall 400 may be formed in the same manufacturing process as the first metal layer or the second metal layer (such as the scan line or the data line) of the display area of the display panel, thereby reducing the manufacturing process of the display panel 110; It may be formed of non-metal.
  • the blocking wall may be formed in the same manufacturing process as non-metal such as the photo spacer (PS), black matrix (BM), or color resist of the display panel.
  • the distance between the first retaining wall 410 and the sealant 300 is Y, where 300 ⁇ m ⁇ Y ⁇ 500 ⁇ m.
  • the first retaining wall 410 and the sealant 300 are at an appropriate distance, which makes this solution suitable for narrow frame products, and can effectively prevent the alignment liquid from flowing to the sealant 300, resulting in poor contact of the sealant 300 .
  • the distance between the first blocking wall 410 and the display area is Z, where 1900 ⁇ m ⁇ Z ⁇ 2300 ⁇ m.
  • the distance between the first retaining wall 410 and the display area is too close, the area where the alignment liquid diffuses is reduced, which makes the alignment liquid difficult to spread out, which causes the alignment liquid to accumulate in the display area.
  • the distance between the retaining wall 400 and the display area is within an appropriate range, which is not only suitable for narrow-frame products, but also allows the alignment liquid to spread out, and uneven display and uneven brightness occur in the display area.
  • the primary retaining wall 411 includes a third primary retaining wall 415
  • the secondary retaining wall 412 includes a first primary retaining wall disposed between the first primary retaining wall 413 and the second primary retaining wall 414 418, a second secondary retaining wall 419 disposed between the second primary retaining wall 414 and the third primary retaining wall 415; the positions of the first primary retaining wall 418 and the second secondary retaining wall 419 are staggered from each other.
  • the first retaining wall 418 and the second retaining wall 419 are staggered from each other.
  • the second retaining wall 419 plays a role in strengthening the secondary retaining wall.
  • the wall will give a guiding effect along the direction of the secondary retaining wall.
  • the staggered design of the secondary retaining wall will cause the alignment fluid that has passed the first retaining wall 418 to flow into the gap 421 between the second retaining walls 419.
  • the alignment liquid is prevented from crossing the first retaining wall 410 along the secondary retaining wall 412.
  • the primary retaining wall 411 further includes at least two third primary retaining walls 415, and the secondary retaining wall 412 is disposed between two adjacent third primary retaining walls 415.
  • the gap 421 of the first retaining wall 410 is three layers, the effective resistance alignment liquid overlaps with the frame glue 300, and is also suitable for narrow frame products.
  • three third main retaining walls 415 are provided. In this solution, if the third main retaining wall 415 is set too little, more alignment liquid cannot be effectively retained; when the third main retaining wall 415 is provided with three, the gap 421 of the first retaining wall 410 is four layers , Just enough alignment liquid can be retained in the gap 421 of the first retaining wall 410.
  • the retaining wall 400 includes a second retaining wall 416 formed on a side of the first retaining wall 410 near the display area 111; the second retaining wall 416 includes multiple disconnected The auxiliary retaining wall 417 is arranged at intervals; the first retaining wall 410 is arranged around the periphery of the second retaining wall 416; the distance between the second retaining wall 416 and the display area is less than The distance between a retaining wall 410 and the display area.
  • the second retaining wall 416 is located in the inner periphery of the first retaining wall 410, the second retaining wall 416 serves as a first barrier to the alignment fluid, and the first retaining wall 410 serves as a second barrier to the alignment fluid ;
  • the auxiliary retaining walls 417 in the second retaining wall 416 are arranged at intervals, so that the alignment liquid is bypassed from the interval between the auxiliary retaining walls when flowing, which plays a role in buffering the flow of the alignment liquid and effectively blocks the alignment While the liquid overflows to the frame glue 300, it also prevents the alignment liquid from flowing back; it prevents the alignment liquid from accumulating in the display area, which causes the display area to have uneven display or uneven brightness.
  • the distance between the second blocking wall 416 and the display area is W, where 1500 ⁇ m ⁇ W ⁇ 1800 ⁇ m.
  • the distance between the second retaining wall 416 and the display area is too close, the area where the alignment liquid diffuses is reduced, which makes the alignment liquid difficult to spread out, which causes the alignment liquid to accumulate in the display area.
  • the distance between the retaining wall 400 and the display area is within an appropriate range, which is not only suitable for narrow-frame products, but also allows the alignment liquid to spread out, and uneven display and uneven brightness occur in the display area.
  • the distance between the first retaining wall 410 and the second retaining wall 416 is V, where 400 ⁇ m ⁇ V ⁇ 500 ⁇ m.
  • the first retaining wall 410 and the second retaining wall 416 are at an appropriate distance, so that the second retaining wall 416 reserves a certain amount for the alignment fluid to flow to the first retaining wall 410 while the buffer alignment fluid flows space.
  • the adjacent primary retaining wall 411 and the adjacent secondary retaining wall 412 are connected to form a rectangular area;
  • the main retaining wall 411 is bent at a 90-degree angle to form a right angle, and the secondary retaining wall 412 is formed at the position of the two sides of the corner, but not at the position of the vertex of the corner.
  • a gap 421 is also formed at the first blocking wall 410 at the four corners of the display panel 110, so that the alignment liquid here can flow into the gap 421 to remain without overturning the blocking wall 400 and overlapping with the frame glue 300 .
  • a third retaining wall 420 is also provided on the side of the first main retaining wall 413 near the display area.
  • the third retaining wall 420 is connected to the first main retaining wall 413 and extends toward the display area 11.
  • the third retaining wall 419 extending toward the display area 111 plays a role of buffering and shunting the alignment liquid, and slows the flow of the alignment liquid.
  • a display panel 110 is disclosed, which is divided into a display area 111 and a non-display area 112.
  • the display panel 110 includes: a first substrate 200; A sealant 300 on the first substrate 200; and a retaining wall 400 surrounding the periphery of the display area and the inner periphery of the sealant 300; wherein, the retaining wall 400 is formed of metal or non-metal; the retaining wall 400 includes A retaining wall 410 and a second retaining wall 416; the first retaining wall 410 is disposed around the periphery of the second retaining wall 416; the first retaining wall 410 includes a primary retaining wall 411 and a secondary retaining wall 412;
  • the primary retaining wall 411 is continuous and has no gaps; the first retaining wall 410 includes at least two secondary retaining walls 412, and the secondary retaining wall 412 is perpendicular to the first primary retaining wall 413 and the second primary retaining wall 413 Retain
  • the first retaining wall 410 and the second retaining wall 416 cooperate with each other.
  • the second retaining wall 416 is the first line of defense against the alignment liquid, which plays a role in buffering the flow of the alignment liquid and prevents excessive impact.
  • the first retaining wall 410; in the first retaining wall 410, the main retaining wall 411 and the secondary retaining wall 412 form a gap 421, while blocking the alignment liquid, the retained alignment liquid is effectively retained.
  • the main retaining wall 411 is continuous and effectively prevents
  • the alignment liquid is refluxed, and each part of the retaining wall 400 is at an appropriate distance, so that the alignment liquid will not return or stay in the display area, causing the alignment liquid to be difficult to diffuse, preventing the alignment liquid from accumulating in the display area, and causing the display screen to be uneven Or the situation of uneven brightness can effectively prevent the alignment liquid from overturning the retaining wall 400, causing the alignment liquid to overlap with the frame glue 300, thereby causing the adhesion of the frame to decrease, and preventing bubbles from occurring at the frame glue 300.
  • the first substrate 200 may be an array substrate or a color filter substrate.
  • a display device 100 including the above-mentioned display panel 110.
  • the technical solution of the present application can be widely used in various display panels, such as Twisted Nematic (TN) display panel, In-Plane Switching (IPS) display panel, Vertical Alignment (VA) ) Display panel, multi-quadrant vertical alignment (Multi-Domain Vertical Alignment, MVA) display panel, of course, it can also be other types of display panels, such as organic light-emitting diode (Organic Light-Emitting Diode, OLED) display panel, both The above scheme is applicable.
  • TN Twisted Nematic
  • IPS In-Plane Switching
  • VA Vertical Alignment
  • MVA multi-quadrant vertical alignment
  • OLED Organic Light-Emitting Diode

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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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)

Abstract

一种显示面板(110)和显示装置(100),显示面板(110)划分为显示区(111)和非显示区(112),显示面板(110)包括第一基板(200)、框胶(300)以及环绕设置于显示区(111)外围和框胶(300)内围的挡墙(400);挡墙(400)包括第一挡墙(410);第一挡墙(410)包括主挡墙(411)和次挡墙(412);主挡墙(411)包括平行设置的第一主挡墙(413)和第二主挡墙(414);次挡墙(411)连接第一主挡墙(413)和第二主挡墙(414),形成封闭的空隙(421)。

Description

显示面板和显示装置
本申请要求于2018年12月17日提交中国专利局,申请号为CN201811542212.7,申请名称为“一种显示面板和显示装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本申请涉及显示技术领域,尤其涉及一种显示面板和显示装置。
背景技术
这里的陈述仅提供与本申请有关的背景信息,而不必然地构成现有技术。
随着科技的快速发展和人类的对于生活品质要求的提高,显示面板越来越多的深入人们的生活,而使用者们对于显示面板的要求也越来越高,以液晶显示面板为例,其具有机身薄、省电、无辐射等众多优点而被广泛的应用。通常液晶显示面板由彩膜基板(CF)、薄膜晶体管基板(TFT)、彩膜基板和薄膜晶体管之间的液晶(LC)以及框胶(Seal)组成;通常情况下,薄膜晶体管基板和彩膜基板上分别具有一层配向膜,该配向膜与液晶接触后,能够使液晶产生一定方向的预倾角,从而给液晶分子提供一个角度,预倾角的大小对薄膜晶体管液晶显示器(TFT-LCD)的驱动电压、对比度、响应时间、视角等具有重要的影响,配向膜的材料通常选用聚酰亚胺(PI)材料,用配向液涂布于基板上所形成。
显示面板存在画面显示不均和亮度显示不均的问题;许多显示面板在使用过程中,会发现显示画面出现水波纹,有些显示面板的还存在玻璃基板松动的现象,从而引起诸多的问题。
发明内容
本申请的目的是提供一种可以有效改善显示画面和亮度不均,防止框胶粘着力下降,提升显示面板的品质的显示面板和显示装置。
本申请公开了一种显示面板,划分为显示区和非显示区,所述显示面板包括:第一基板;设置于第一基板上的框胶;以及环绕设置于显示区外围和框胶内围的挡墙;其中,所述挡墙包括第一挡墙;所述第一挡墙包括主挡墙和次挡墙;所述主挡墙包括第一主挡墙和第二主挡墙,所述第一主挡墙与第二主挡墙平行设置;所述第一主挡墙和第二主挡墙之间,设置有连接所述第一主挡墙和第二主挡墙的所述次挡墙;所述第一主挡墙、第二主挡墙与次挡墙之间形成封闭的空隙。
本申请还公开了一种显示面板,划分为显示区和非显示区,所述显示面板包括:第一基板;设置于第一基板上的框胶;以及环绕设置于显示区外围和框胶内围的挡墙;所述挡墙的高度小于第一基板与第二基板之间的距离;其中,所述挡墙由金属或非金属形成;所述挡墙包括第一挡墙和第二挡墙;所述第一挡墙环绕设置于所述第二挡墙的外围;所述第一挡墙包括主挡墙和次挡墙;所述主挡墙是连续的,且没有缺口;所述第一挡墙包括至少两个次挡墙,且所述次挡墙垂直于所述第一主挡墙和第二主挡墙,多个次挡墙将相邻的主挡墙形成封闭的区域;所述第二挡墙包括多个辅挡墙;所述主挡墙包括第一主挡墙、第二主挡墙和第三主挡墙,所述第一主挡墙与第二主挡墙平行设置;所述次挡墙包括设置在第一主挡墙和第二主挡墙之间的第一次挡墙,设置在第二主挡墙和第三主挡墙之间的第二次挡墙;所述第一次挡墙和第二次挡墙设置的位置相互错开。
本申请还公开了一种显示装置,包括上述的显示面板。
相对于设计一个封闭的挡墙或者设计一个缝隙挡墙和一个封闭挡墙的方案来说;本申请中,挡墙位于框胶和显示区之间,设置有平行的第一主挡墙和第二主挡墙,且第一主挡墙和第二主挡墙之间设置有连接第一主挡墙和第二主挡墙的次挡墙,当配向液过多时,配向液会流到挡墙处;流动到挡墙处的配向液会漫过相邻的主挡墙、次挡墙与主挡墙之间形成封闭的空隙中,进而可以存储许多的配向液;从如此设置可以使得配向液不能够越过挡墙,有效阻挡配向液外溢到框胶,防止配向液与框胶重叠,而导致框胶的粘着力变差,防止框胶固化不良,出现气泡的现象发生,提升产品质量;且本方案在有效阻挡配向液外溢的同时,还适用窄边框的设计,提升产品体验;本方案在有效阻挡配向液外溢到框胶的同时,也防止配向液回流,在显示区堆积,造成显示区出现显示不均匀或者亮度不均匀的情况发生。
附图说明
所包括的附图用来提供对本申请实施例的进一步的理解,其构成了说明书的一部分,用于例示本申请的实施方式,并与文字描述一起来阐释本申请的原理。显而易见地,下面描述中的附图仅仅是本申请的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。在附图中:
图1是本申请的一实施例的一种显示面板的示意图;
图2是本申请的另一实施例的一种显示面板的示意图;
图3是本申请的另一实施例的一种显示面板的示意图;
图4是本申请的一实施例的图3中A处的放大图;
图5是本申请的另一实施例的图3中A处的放大图;
图6是本申请的一实施例的显示装置的示意图。
具体实施方式
需要理解的是,这里所使用的术语、公开的具体结构和功能细节,仅仅是为了描述具体实施例,是代表性的,但是本申请可以通过许多替换形式来具体实现,不应被解释成仅受限于这里所阐述的实施例。
在本申请的描述中,术语“第一”、“第二”仅用于描述目的,而不能理解为指示相对重要性,或者隐含指明所指示的技术特征的数量。由此,除非另有说明,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征;“多个”的含义是两个或两个以上。术语“包括”及其任何变形,意为不排他的包含,可能存在或添加一个或更多其他特征、整数、步骤、操作、单元、组件和/或其组合。
另外,“中心”、“横向”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系的术语,是基于附图所示的方位或相对位置关系描述的,仅是为了便于描述本申请的简化描述,而不是指示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本申请的限制。
此外,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,或是两个元件内部的连通。对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本申请中的具体含义。
下面参考附图和可选的实施例对本申请作进一步说明。
如图1至图4所示,本申请实施例公开了一种显示面板110,划分为显示区111和非显 示区112,所述显示面板110包括:第一基板200;设置于第一基板200上的框胶300;以及环绕设置于显示区外围的挡墙400;其中,所述挡墙400包括第一挡墙410;所述第一挡墙410包括主挡墙411和次挡墙412;所述主挡墙411包括第一主挡墙413和第二主挡墙414,所述第一主挡墙413与第二主挡墙414平行设置;所述第一主挡墙413和第二主挡墙414之间,设置有连接所述第一主挡墙413和第二主挡墙414的所述次挡墙412;所述第一主挡墙、第二主挡墙与次挡墙之间形成封闭的空隙421。
相对于如图1所示方案,显示区外围由内至外依次为显示区111(AA)边界,配向液边界,框胶300边界,而配向液的边界不能距离显示区11边界太近,防止显示区111周边出现显示亮度不均匀,色度不均匀(Mura)的问题;也不能距离框胶300边界太近,防止配向液与框胶300重叠导致框胶300的粘着力变差,出现气泡(Bubble)等现象;为了阻止配向液外溢到框胶300影响框胶300的粘着力,可以在配向液边界与框胶300边界之间设置多道挡墙400;如图1所示,设计一个封闭的挡墙400;图2所示设计两道挡墙400,缝隙挡墙400及一个封闭的挡墙400。本申请中,挡墙400位于框胶300和显示区之间,设置有平行的第一主挡墙413和第二主挡墙414,且第一主挡墙413和第二主挡墙414之间设置有连接第一主挡墙413和第二主挡墙414的次挡墙412,当配向液过多时,配向液会流到挡墙400处;流动到挡墙400处的配向液会漫过第一主挡墙,填充进相邻的主挡墙411、次挡墙412与主挡墙411之间形成封闭的空隙421中,进而可以存储许多的配向液;且次挡墙412可以防止配向液在第一主挡墙和第二主挡墙之间的串动;如此设置可以使得配向液不能够越过整个挡墙400,有效阻挡配向液外溢到框胶300,防止配向液与框胶300重叠,而导致框胶300的粘着力变差,防止框胶300固化不良,出现气泡的现象发生,提升产品质量;且本方案在有效阻挡配向液外溢的同时,提升产品体验;本方案在有效阻挡配向液外溢到框胶300的同时,因为配向液已经填充到空隙421中,则防止配向液回流,在显示区堆积,造成显示区出现显示不均匀或者亮度不均匀的情况发生。本方案中,第一基板200可以是阵列基板也可以是彩膜基板,甚至是阵列基板和彩膜基板同时采用本方案的设计。对应所述挡墙的位置,第一基板与第二基板之间有一距离以供配向液漫过。
在一实施例中,所述第一挡墙410包括至少两个次挡墙412,所述第一主挡墙、第二主挡墙与每两个相邻的次挡墙之间形成封闭的空隙421。本方案中,设置有多个次挡墙412,使得次挡墙412将相邻的主挡墙411之间的空隙421划分成了许多个区域,更加方便的将配向液分开存储,加快配向液的凝固,使得配向液降温时间加快,凝固时间缩短,可以防止不同空隙421中的配向液相互串动;且支撑了相邻的主挡墙411;当然,一个次挡墙412也是可以的,也可以与第一主挡墙和第二主挡墙之间形成封闭的空隙421。
在一实施例中,所述次挡墙412垂直于所述第一主挡墙413和第二主挡墙414。本方案中,次挡墙412垂直于主挡墙411,使得主挡墙411之间的连接较为稳固,在温度较高或者有较大的配向液的冲击时,也不会发生形变。当然,次挡墙412可以不垂直与主挡墙411,而是与主挡墙411相连,并形成锐角;倾斜的次挡墙412,可以减缓配向液的冲击,起到缓冲的作用。
在一实施例中,所述挡墙400的高度为X,其中,1微米<X≤3微米。本方案中,挡墙400的高度处于一个适宜的范围之内,刚好略微小于第一基板200与第二基板之间的距离,又不会过低,使得配向液容易翻越;当配向液较少时,挡墙400的高度刚好阻挡配向液滞留在挡墙400靠近显示区的一侧;当配向液过多时,配向液即可越上挡墙400,流入到挡墙400的空隙421中留存,既防止配向液较多时出现回流,引起显示区显示不均;又泛指配向液流动到框胶300处,与框胶300重叠,造成框胶300接触不良,引起其气泡的情况发生。
在一实施例中,所述主挡墙411的宽度大于等于20微米,且小于等于50微米。本方案中,主挡墙411的宽度过宽,会使得在一定的范围内,设置的主挡墙411的数量减少,而不能形成足够多的空隙421来留存配向液;主挡墙411的宽度过窄,则会造成挡墙400较为薄弱,在巨大的配向液的冲击下,或者较高温度时,挡墙400会发生断裂或者损害,而不能有效的阻挡配向液。主挡墙411的宽度大于等于20微米,且小于等于50微米可以在一定范围中形成数量合适的挡墙400,从而形成足够的空隙421来留存配向液,并且不易发生弯折或者断裂。
在一实施例中,所述次挡墙412的宽度大于等于4微米,且小于等于10微米。本方案中,次挡墙412连接相邻的主挡墙411,宽度小于主挡墙411的宽度,在连接和支撑相邻的主挡墙411的同时,也使得次挡墙412与主挡墙411之间形成的空隙421的空间足够大,尽可能的可以为更多的配向液留出可留存的空间。
在一实施例中,所述次挡墙412的高度低于主挡墙411的高度。本方案中,次挡墙412的高度低于主挡墙411的高度,当一个次挡墙412与主挡墙411之间形成的空隙421中的配向液过多时,相邻主挡墙411之间的次挡墙412形成的空隙421中的配向液可互相流动,防止一个空隙421中的配向液过多,而造成配向液回流的现象;甚至防止一个空隙421中的配向液过多,而配向液固化后,形成凸起,造成挡墙400处的面板不平的现象。
在一实施例中,相邻所述主挡墙411之间的距离大于等于10微米,且小于等于30微米。本方案中,在一定的范围内,结合主挡墙411的宽度和相邻主挡墙411之间的距离,设置有合适数量的主挡墙411;当然,相邻主挡墙之间的距离也可以小于10微米,或者大于30微米;本领域的技术人员可以根据具体情况进行调节。
在一实施例中,相邻所述次挡墙412之间的距离大于等于10微米,且小于等于20微米。本方案中,次挡墙412之间的距离处于适宜的范围之内,使得不会设置有过度的次挡墙412,在起到足够的支撑作用的同时,又节省了次挡墙412的数量,节省了显示面板110的制造成本。
在一实施例中,挡墙400由金属形成。如挡墙400可以与所述显示面板的显示区的第一金属层或者第二金属层(如扫描线或数据线)在同一制程中形成,减少显示面板110的制程;另外,挡墙400也可以由非金属形成,如挡墙可以与所述显示面板的感光间隙子(PS)、黑矩阵(BM)或者色阻等非金属在同一制程中形成。
在一实施例中,所述第一挡墙410与框胶300的距离为Y,其中,300微米≤Y≤500微米。本方案中,第一挡墙410与框胶300处于适宜的距离,使得本方案适用于窄边框产品的同时,可以有效的阻挡配向液流动到框胶300处,造成框胶300接触不良的情况。
在一实施例中,所述第一挡墙410与显示区的距离为Z,其中,1900微米≤Z≤2300微米。本方案中,第一挡墙410与显示区的距离过近,会使得配向液的扩散开的区域减小,进而使得配向液不容易散开,而造成配向液在显示区堆积。挡墙400与显示区的距离处于适宜的范围之内,既适用于窄边框产品,又使得配向液可以散开,放置显示区发生显示不均和亮度不均的情况。
在一实施例中,所述主挡墙411包括第三主挡墙415,所述次挡墙412包括设置在第一主挡墙413和第二主挡墙414之间的第一次挡墙418,设置在第二主挡墙414和第三主挡墙415之间的第二次挡墙419;所述第一次挡墙418和第二次挡墙419设置的位置相互错开。本方案中,第一次挡墙418和第二次挡墙419相互错开,在第一次挡墙418支撑主挡墙411薄弱的地方,第二次挡墙419起到加固的作用,次挡墙会使得沿着次挡墙的方向有导向作用,次挡墙的交错设计,使得越过第一次挡墙418的配向液,会顺着流入第二次挡墙419之间的 空隙421中,防止配向液沿着次挡墙412越过第一挡墙410。
在一实施例中,所述主挡墙411还包括至少两个第三主挡墙415,相邻的两个所述第三主挡墙415之间设置有所述次挡墙412。本方案中,当第三主挡墙415设置有两个时,则第一挡墙410的空隙421为三层,有效的阻值配向液与框胶300重叠,同时适用于窄边框产品中。
在一实施例中,设置有三个第三主挡墙415。本方案中,若第三主挡墙415设置过少,则不能有效的留存较多的配向液;当第三主挡墙415设置有三个时,则第一挡墙410的空隙421为四层,刚好可以留存足够的配向液在第一挡墙410的空隙421中。
在一实施例中,所述挡墙400包括第二挡墙416,第二挡墙416形成在第一挡墙410靠近显示区111的一侧;所述第二挡墙416包括多个不连通的辅挡墙417,所述辅挡墙417间隔排布;所述第一挡墙410环绕设置于所述第二挡墙416的外围;所述第二挡墙416与显示区的距离小于第一挡墙410与显示区之间的距离。本方案中,第二挡墙416处于第一挡墙410的内围,第二挡墙416起到对配向液的第一道阻挡,第一挡墙410起到对配向液的第二道阻挡;第二挡墙416中的辅挡墙417间隔排布,使得配向液在流动时,从辅挡墙之间的间隔处绕过,对配向液的流动起到了缓冲的作用,在有效阻挡配向液外溢到框胶300的同时,也防止配向液回流;防止配向液在显示区堆积,造成显示区出现显示不均匀或者亮度不均匀的情况发生。
在一实施例中,所述第二挡墙416与显示区的距离为W,其中,1500微米≤W≤1800微米。本方案中,第二挡墙416与显示区的距离过近,会使得配向液的扩散开的区域减小,进而使得配向液不容易散开,而造成配向液在显示区堆积。挡墙400与显示区的距离处于适宜的范围之内,既适用于窄边框产品,又使得配向液可以散开,放置显示区发生显示不均和亮度不均的情况。
在一实施例中,所述第一挡墙410与第二挡墙416之间的距离为V,其中,400微米≤V≤500微米。本方案中,第一挡墙410与第二挡墙416之间处于适宜的距离,使得第二挡墙416在缓存配向液流动的同时,给配向液流动到第一挡墙410预留一定的空间。
在一实施例中,在第一挡墙410的每一侧边中,所述相邻的主挡墙411与相邻的次挡墙412分别相连,形成的区域为矩形;且在第一挡墙410的每一个拐角处,主挡墙411发生90度角的弯折,形成直角,次挡墙412形成在角的两个边的位置处,而不形成在角的顶点的位置处。本方案中,显示面板110的四个角处的第一挡墙410处也有空隙421形成,使得此处的配向液可以流入空隙421中留存,而不会翻越挡墙400,与框胶300重叠。
如图5所示,在一实施例中,在第一主挡墙413靠近显示区的一侧还设有第三次挡墙420。第三次挡墙420与第一主挡墙413相连,并向显示区11延伸。本方案中,向显示区111延伸的第三次挡墙419对配向液起到了缓冲和分流的作用,减缓了配向液的流动。
如图2至图4所示,作为本申请的另一实施例,公开了一种显示面板110,划分为显示区111和非显示区112,所述显示面板110包括:第一基板200;设置于第一基板200上的框胶300;以及环绕设置于显示区外围和框胶300内围的挡墙400;其中,所述挡墙400由金属或非金属形成;所述挡墙400包括第一挡墙410和第二挡墙416;所述第一挡墙410环绕设置于所述第二挡墙416的外围;所述第一挡墙410包括主挡墙411和次挡墙412;所述主挡墙411是连续的,且没有缺口;所述第一挡墙410包括至少两个次挡墙412,且所述次挡墙412垂直于所述第一主挡墙413和第二主挡墙;多个次挡墙412将相邻的主挡墙411形成封闭的区域;所述第二挡墙416包括多个辅挡墙417;所述主挡墙411包括第一主挡墙413、第二主挡墙414和第三主挡墙415,所述第一主挡墙413与第二主挡墙414平行设置;所述 次挡墙412包括设置在第一主挡墙413和第二主挡墙414之间的第一次挡墙418,设置在第二主挡墙414和第三主挡墙415之间的第二次挡墙419;所述第一次挡墙418和第二次挡墙419设置的位置相互错开。
本方案中,第一挡墙410和第二挡墙416相互配合,第二挡墙416为阻挡配向液的第一道防线,对配向液的流动起到了缓冲的作用,防止力度过大的冲击第一挡墙410;第一挡墙410中主挡墙411与次挡墙412形成空隙421,在阻挡配向液的同时,有效的留存的配向液,主挡墙411是连续的,有效的防止配向液回流,且挡墙400的各部分之间处于适宜的距离,使得配向液既不会回流或者滞留在显示区,造成配向液难以扩散,防止配向液在显示区堆积,造成显示画面不均匀或者亮度不均匀的情况,又可以有效的防止配向液翻越挡墙400,造成配向液与框胶300交叠,而使得框架的粘着性下降情况发生,防止框胶300处出现气泡。本方案中,第一基板200可以是阵列基板也可以是彩膜基板。
本方案中,本领域技术人员可以在上述数值范围内选择合适的具体数值,甚至可以调整上述的数值范围,或者采用数值范围不包括的数值来进行实际设计操作,适用即可。
如图6所示,作为本申请的另一实施例,公开了一种显示装置100,包括上述的显示面板110。
本申请的技术方案可以广泛用于各种显示面板,如扭曲向列型(Twisted Nematic,TN)显示面板、平面转换型(In-Plane Switching,IPS)显示面板、垂直配向型(Vertical Alignment,VA)显示面板、多象限垂直配向型(Multi-Domain Vertical Alignment,MVA)显示面板,当然,也可以是其他类型的显示面板,如有机发光二极管(Organic Light-Emitting Diode,OLED)显示面板,均可适用上述方案。
以上内容是结合具体的可选的实施方式对本申请所作的进一步详细说明,不能认定本申请的具体实施只局限于这些说明。对于本申请所属技术领域的普通技术人员来说,在不脱离本申请构思的前提下,还可以做出若干简单推演或替换,都应当视为属于本申请的保护范围。

Claims (20)

  1. 一种显示面板,划分为显示区和非显示区,所述显示面板包括:
    第一基板;
    框胶,设置于第一基板上;以及
    挡墙,环绕设置于显示区外围和框胶内围;
    其中,所述挡墙包括第一挡墙;所述第一挡墙包括主挡墙和次挡墙;所述主挡墙包括第一主挡墙和第二主挡墙,所述第一主挡墙与第二主挡墙平行设置;所述第一主挡墙和第二主挡墙之间,设置有连接所述第一主挡墙和第二主挡墙的所述次挡墙;所述第一主挡墙、第二主挡墙与次挡墙之间形成封闭的空隙。
  2. 如权利要求1所述的一种显示面板,其中,所述第一挡墙包括至少两个次挡墙,所述第一主挡墙、第二主挡墙与每两个相邻的次挡墙之间形成封闭的空隙。
  3. 如权利要求1所述的一种显示面板,其中,所述次挡墙的高度小于主挡墙的高度。
  4. 如权利要求1所述的一种显示面板,其中,所述挡墙由金属或非金属形成。
  5. 如权利要求1所述的一种显示面板,其中,所述第一挡墙与框胶的距离为Y,其中,300微米≤Y≤500微米。
  6. 如权利要求1所述的一种显示面板,其中,所述主挡墙包括第三主挡墙;所述次挡墙包括设置在第一主挡墙和第二主挡墙之间的第一次挡墙,设置在第二主挡墙和第三主挡墙之间的第二次挡墙;所述第一次挡墙和第二次挡墙设置的位置相互错开。
  7. 如权利要求1所述的一种显示面板,其中,所述主挡墙还包括至少两个第三主挡墙,相邻的两个所述第三主挡墙之间设置有所述次挡墙。
  8. 如权利要求1所述的一种显示面板,其中,所述挡墙包括第二挡墙,所述第二挡墙形成在第一挡墙靠近显示区的一侧,所述第二挡墙包括多个不连通的辅挡墙,所述辅挡墙间隔排布;所述第一挡墙环绕设置于所述第二挡墙的外围;所述第二挡墙与显示区的距离小于第一挡墙与显示区之间的距离。
  9. 如权利要求2所述的一种显示面板,其中,所述次挡墙垂直于所述第一主挡墙和第二主档墙。
  10. 如权利要求2所述的一种显示面板,其中,所述次挡墙与所述第一主挡墙和第二主档墙之间不垂直,所述次挡墙与所述第一主挡墙和第二主挡墙相连,并与所述第一主挡墙之间呈锐角。
  11. 如权利要求1所述的一种显示面板,其中,所述第一挡墙包括一个次挡墙,所述第一主挡墙、第二主挡墙和次挡墙之间形成封闭的空隙。
  12. 如权利要求1所述的一种显示面板,其中,所述主挡墙还包括三个第三主挡墙,相邻的两个所述第三主挡墙之间设置有所述次挡墙。
  13. 如权利要求1所述的一种显示面板,其中,所述挡墙包括第二挡墙,所述第二挡墙形成在第一挡墙靠近显示区的一侧,所述第二挡墙包括多个不连通的辅挡墙,所述辅挡墙间隔排布;所述第一挡墙环绕设置于所述第二挡墙的外围;所述第一挡墙与第二挡墙之间的距离为V,其中,400微米≤V≤500微米。
  14. 如权利要求1所述的一种显示面板,其中,所述挡墙包括第二挡墙,所述第二挡墙形成在第一挡墙靠近显示区的一侧,所述第二挡墙包括多个不连通的辅挡墙,所述辅挡墙间隔排布;所述第一挡墙环绕设置于所述第二挡墙的外围;所述第二挡墙与显示区的距离为W,其中,1500微米≤W≤1800微米。
  15. 如权利要求1所述的一种显示面板,其中,所述挡墙的高度为X,其中,1微米<X≤3微米。
  16. 如权利要求1所述的一种显示面板,其中,所述次挡墙的宽度大于等于4微米,且小于等于10微米。
  17. 如权利要求1所述的一种显示面板,其中,相邻所述主挡墙之间的距离大于等于10微米,且小于等于30微米。
  18. 如权利要求1所述的一种显示面板,其中,在第一主挡墙靠近显示区的一侧还设有第三次挡墙;第三次挡墙与第一主挡墙相连,并向显示区延伸。
  19. 一种显示面板,划分为显示区和非显示区,所述显示面板包括:
    第一基板;
    框胶,设置于第一基板上;以及
    挡墙,高度小于第一基板与第二基板之间的距离,环绕设置于显示区外围和框胶内围;
    其中,所述挡墙由金属或非金属形成;所述挡墙包括第一挡墙和第二挡墙;所述第一挡墙环绕设置于所述第二挡墙的外围;所述第一挡墙包括主挡墙和次挡墙;所述主挡墙是连续的,且没有缺口;所述第一挡墙包括至少两个次挡墙,且所述次挡墙垂直于所述第一主挡墙和第二主挡墙,多个次挡墙将相邻的主挡墙形成封闭的区域;所述第二挡墙包括多个辅挡墙;
    所述主挡墙包括第一主挡墙、第二主挡墙和第三主挡墙,所述第一主挡墙与第二主挡墙平行设置;所述次挡墙包括设置在第一主挡墙和第二主挡墙之间的第一次挡墙,设置在第二主挡墙和第三主挡墙之间的第二次挡墙;所述第一次挡墙和第二次挡墙设置的位置相互错开。
  20. 一种显示装置,包括显示面板;
    所述显示面板,划分为显示区和非显示区,所述显示面板包括:
    第一基板;
    框胶,设置于第一基板上;以及
    挡墙,环绕设置于显示区外围和框胶内围;
    其中,所述挡墙包括第一挡墙;所述第一挡墙包括主挡墙和次挡墙;所述主挡墙包括第一主挡墙和第二主挡墙,所述第一主挡墙与第二主挡墙平行设置;所述第一主挡墙和第二主挡墙之间,设置有连接所述第一主挡墙和第二主挡墙的所述次挡墙;所述第一主挡墙、第二主挡墙与次挡墙之间形成封闭的空隙。
PCT/CN2019/122995 2018-12-17 2019-12-04 显示面板和显示装置 WO2020125418A1 (zh)

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