WO2020042213A1 - Oled显示装置 - Google Patents

Oled显示装置 Download PDF

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Publication number
WO2020042213A1
WO2020042213A1 PCT/CN2018/104568 CN2018104568W WO2020042213A1 WO 2020042213 A1 WO2020042213 A1 WO 2020042213A1 CN 2018104568 W CN2018104568 W CN 2018104568W WO 2020042213 A1 WO2020042213 A1 WO 2020042213A1
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WO
WIPO (PCT)
Prior art keywords
oled display
display panel
display device
support bar
back plate
Prior art date
Application number
PCT/CN2018/104568
Other languages
English (en)
French (fr)
Inventor
祝翠林
Original Assignee
武汉华星光电半导体显示技术有限公司
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 武汉华星光电半导体显示技术有限公司 filed Critical 武汉华星光电半导体显示技术有限公司
Priority to KR1020207011034A priority Critical patent/KR102301403B1/ko
Priority to JP2019523695A priority patent/JP2020536343A/ja
Priority to EP18903030.7A priority patent/EP3846200A4/en
Priority to US16/302,644 priority patent/US11127915B2/en
Publication of WO2020042213A1 publication Critical patent/WO2020042213A1/zh

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K77/00—Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
    • H10K77/10—Substrates, e.g. flexible substrates
    • H10K77/111—Flexible substrates
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/562—Protection against mechanical damage
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details
    • H10K59/87—Passivation; Containers; Encapsulations
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2102/00—Constructional details relating to the organic devices covered by this subclass
    • H10K2102/301—Details of OLEDs
    • H10K2102/311—Flexible OLED
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/549—Organic PV cells

Definitions

  • the present invention relates to the field of display technology, and in particular, to an OLED display device.
  • the arc structure is unstable or the arc deforms when the OLED display panel is bent in a part of the bending area, which further causes the circuit in the bending area to rupture, which further reduces the Product reliability.
  • the circuit in the bending area is further broken and the reliability of the product is further reduced.
  • the present application provides an OLED display device, which can stabilize the arc structure of the OLED display panel when it is bent in a part of the bending area, so as to solve the existing OLED display device.
  • the arc structure is unstable or the arc is deformed, the circuit in the bending area is further broken, and the technical problem of the reliability of the product is further reduced.
  • the present application provides an OLED display device including an OLED display panel, a first back plate, and a second back plate; wherein the OLED display panel includes a bent area and non-bent areas located at both ends of the bent area, The first back plate and the second back plate are both located in the non-bent area, and the OLED display panel is located on the lower surface of the bent area. At least two support bars are provided. The OLED display panels are arranged in the width direction; there is a predetermined interval between two adjacent support bars.
  • the length of the support bar is smaller than the width of the OLED display panel.
  • the material bending strength of the support bar is greater than the material bending strength of the OLED display panel.
  • the material of the support bar is stainless steel.
  • the support bar is fixed to the back of the OLED display panel by an attaching or coating process.
  • the sum of the widths of each of the support bars is equal to the length of the OLED display panel located in the bent area.
  • a cross section of the support bar is circular or oval.
  • a cross section of the support bar is a polygon.
  • the material bending strength of the first back plate and the second back plate is greater than the material bending strength of the OLED display panel.
  • the present application also provides an OLED display device, including an OLED display panel, a first back plate, and a second back plate; wherein the OLED display panel includes a bending region and non-bending regions at two ends of the bending region.
  • the first back plate and the second back plate are both located in the non-bent area, and the OLED display panel is located on the lower surface of the bent area and is provided with at least two support bars, the support bars Arranged along the width direction of the OLED display panel; there is a predetermined interval between two adjacent support bars.
  • the length of the support bar is smaller than the width of the OLED display panel.
  • the material bending strength of the support bar is greater than the material bending strength of the OLED display panel.
  • the material of the support bar is stainless steel.
  • the support bar is fixed to the back of the OLED display panel by an attaching or coating process.
  • the sum of the widths of each of the support bars is equal to the length of the OLED display panel located in the bent area.
  • a cross section of the support bar is circular or oval.
  • a cross section of the support bar is a polygon.
  • the material bending strength of the first back plate and the second back plate is greater than the material bending strength of the OLED display panel.
  • the beneficial effect of the present application is that the OLED display device provided in the present application is to place the OLED display panel on the lower surface of the bending area and arrange a layer of supporting bars, so that the OLED display panel in the bending area is stable.
  • the arc shape further prevents the metal traces from being bent and broken, further improving the reliability of the OLED display device.
  • FIG. 1 is a top view of the OLED display device before bending.
  • FIG. 2 is a side view before the OLED display device of the present application is bent.
  • FIG. 3 is a side view of the OLED display device after bending.
  • This application is directed to the existing OLED display device. Due to the phenomenon that the arc structure is unstable or the arc is deformed during the bending of a part of the OLED display panel in the bending area, the circuit in the bending area is further broken, and the product's The technical problem of reliability, this embodiment can solve this defect.
  • the present application provides an OLED display device including an OLED display panel, a first back plate, and a second back plate; wherein the OLED display panel includes a bent area and non-bent areas located at both ends of the bent area, The first back plate and the second back plate are both located in the non-bent area, and the OLED display panel is located on the lower surface of the bent area. At least two support bars are provided.
  • the OLED display panels are arranged in a width direction.
  • FIG. 1 is a top view of the OLED display device before bending.
  • the OLED display device is provided with an OLED display panel 101, and the OLED display panel 101 is located on the lower surface of the bending area and is provided with at least two support bars 102, and the support bars 102 are along the OLED display panel. 101 is arranged in the width direction.
  • the length of the support bars 102 is shorter than the width of the OLED display panel 101; the material of the support bars 102 is stainless steel; Attachment or coating process is fixed to the back of the OLED display panel 101; the sum of the width of the support bar 102 is equal to the length of the OLED display panel 101 in the bent area; the support bar 101 is attached by Or the coating process is fixed on the back of the OLED display panel 101; the support bars 102 can be selected in different numbers and widths, and the intervals between each of the support bars 102 are equal.
  • FIG. 2 is a side view before the OLED display device of the present application is bent.
  • the OLED display device is provided with an OLED display panel 201, and a metal trace 202 is provided on a surface of the OLED display panel 201.
  • the metal wiring 202 includes a data signal line connected to the display area from the OLED display panel 201, an array substrate row driving signal line, a power supply voltage signal line, and a circuit common ground terminal voltage signal line.
  • the material of the metal wiring Is a Ti / Al / Ti material with good ductility; the shape of each of the metal traces 202 is exactly the same, the thickness of each of the metal traces 202 is not exactly the same, and the wider metal traces 202 It can be used as a power supply voltage signal line, a circuit ground signal line, or an array substrate row drive signal line.
  • the narrower metal trace 301 can be used as a data signal line.
  • the back of the OLED display panel 201 is provided with a first back plate 204 and a second back plate 205, respectively.
  • the first back plate 204 and the second back plate 205 are both located in a non-bend area; the first back plate The length of 204 is greater than the length of the second back plate 205; the material bending strength of the first back plate 204 and the second back plate 205 is greater than the material bending strength of the OLED display panel 201, which can ensure the OLED display When the bending region of the panel 201 is bent, the first back plate 204 and the second back plate 205 support the unbent portion of the OLED display panel 201; the first back plate 204 and the second back
  • the main body of the plate 205 may be a more conventional flat stainless steel plate, and of course, it is not limited to other metal materials such as aluminum plates and iron plates, and may also be a plastic material.
  • At least two support bars 203 are provided on the lower surface of the OLED display panel 201 located in the bent area.
  • the support bars 203 are arranged along the width direction of the OLED display panel 201, and two adjacent support bars 203 are arranged. There is a predetermined interval between them.
  • the support bar 203 is fixed to the back of the OLED display panel 203 by an attaching or coating process; the attaching or coating process is simple and effective, and extremely strong, which can ensure that the support bar 203 is in the bending process It will not be easily separated from the OLED display panel 201.
  • the bending strength of the material of the support bar 203 is greater than the bending strength of the material of the OLED display panel 201.
  • the bending strength of a material refers to the maximum stress that the material can withstand when it is broken under a bending load or reaches a prescribed deflection
  • the material bending strength of the support bar 203 is greater than the material bending strength of the OLED display panel 201, which can ensure that the OLED display panel 201 is more affected by the stress of the support bar 203 during the process of bending from a plane.
  • the possibility of instability or deformation of a part of the OLED display panel 201 located in the bending region is further reduced.
  • the cross section of the support bar 203 is circular or oval or polygonal.
  • FIG. 3 is a side view of the OLED display device after bending.
  • the OLED display device is provided with an OLED display panel 301, and the surface of the OLED display panel 301 is provided with a metal wiring 302; the first back plate 304 and the second back plate 305 are both located in a non-bend area ;
  • the OLED display panel 301 is located on the lower surface of the bent area and is provided with at least two support bars 303, the support bars 303 are arranged along the width direction of the OLED display panel 301, and two adjacent support bars 303 There is a predetermined interval between them.
  • each of the support bars 303 is in conflict with each other under the effect of bending stress.
  • the support bars 303 and the OLED display panel 301 are attached to each other.
  • the bending portion of the OLED display panel 301 is affected by the tension of the support bar 303, and the force of the support bar 303 is applied to the OLED display panel 301.
  • the force of the support bar 303 stabilizes the bending portion of the OLED display panel 301. shape.
  • the material bending strength of the support bar 303 is greater than the material bending strength of the OLED display panel 301; wherein the material bending strength of the support bar 203 is greater than the material bending strength of the OLED display panel 201 to ensure the OLED display panel 201 is more affected by the stress of the support bar 203 during the bending process from the plane, which further reduces the possibility of the part of the OLED display panel 201 located in the bending area being unstable or deformed.
  • the OLED display device provided in the present application has the OLED display panel located on the lower surface of the bending area, and is provided with an array of supporting bars, so that the OLED display panel in the bending area forms a stable circle.
  • the arc shape further prevents the metal wiring from being bent and broken, which further improves the reliability of the OLED display device.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

一种OLED显示装置，包括：OLED显示面板、第一背板以及第二背板；其中，所述OLED显示面板位于所述弯折区域的下表面设置有至少两条支撑条，所述支撑条沿所述OLED显示面板的宽度方向排列。

Description

OLED显示装置 技术领域
本发明涉及显示技术领域，尤其涉及一种OLED显示装置。
 背景技术
在现代通信行业中，手机、电视、平板、笔记本、数码相机等产品市场需求越来越大，各种显示设备也正向可弯折发展，在柔性全面屏显示模块制造中，必然需要使用弯折工艺；现有的将柔性背板向后弯折的技术，在显示区域下方设置弯折区域，此区域在弯折后存在圆弧结构不稳定或圆弧变形现象，易造成弯折区域的线路破裂，降低产品可靠性。
综上所述，现有的OLED显示装置，由于OLED显示面板在弯折区域的部分存在弯折时圆弧结构不稳定或圆弧变形现象，进一步造成弯折区域的线路破裂，更进一步降低了产品的可靠性。
 技术问题
现有的OLED显示装置，由于OLED显示面板在弯折区域的部分存在弯折时圆弧结构不稳定或圆弧变形现象，进一步造成弯折区域的线路破裂，更进一步降低了产品的可靠性。
 技术解决方案
本申请提供一种OLED显示装置，能够稳定OLED显示面板在弯折区域的部分弯折时的圆弧结构，以解决现有的OLED显示装置，由于OLED显示面板在弯折区域的部分存在弯折时圆弧结构不稳定或圆弧变形现象，进一步造成弯折区域的线路破裂，更进一步降低了产品的可靠性的技术问题。
为解决上述问题，本申请提供的技术方案如下：
本申请提供一种OLED显示装置，包括OLED显示面板、第一背板以及第二背板；其中，所述OLED显示面板包括弯折区域，以及位于所述弯折区域两端的非弯折区域，所述第一背板以及所述第二背板均位于所述非弯折区域内，所述OLED显示面板位于所述弯折区域的下表面设置有至少两条支撑条，所述支撑条沿所述OLED显示面板的宽度方向排列；相邻两所述支撑条之间具有预定间隔。
在本申请实施例所提供的OLED显示装置中，所述支撑条的长度小于所述OLED显示面板的宽度。
在本申请实施例所提供的OLED显示装置中，所述支撑条的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
在本申请实施例所提供的OLED显示装置中，所述支撑条的材料为不锈钢。
在本申请实施例所提供的OLED显示装置中，所述支撑条通过贴附或涂布工艺固定于所述OLED显示面板的背面。
在本申请实施例所提供的OLED显示装置中，每一所述支撑条的宽度之和等于所述OLED显示面板位于所述弯折区域内的长度。
在本申请实施例所提供的OLED显示装置中，所述支撑条的横截面为圆形或椭圆形。
在本申请实施例所提供的OLED显示装置中，所述支撑条的横截面为多边形。
在本申请实施例所提供的OLED显示装置中，所述第一背板以及第二背板的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
本申请还提供一种OLED显示装置，包括OLED显示面板、第一背板以及第二背板；其中，所述OLED显示面板包括弯折区域，以及位于所述弯折区域两端的非弯折区域，所述第一背板以及所述第二背板均位于所述非弯折区域内，所述OLED显示面板位于所述弯折区域的下表面设置有至少两条支撑条，所述支撑条沿所述OLED显示面板的宽度方向排列；相邻两所述支撑条之间具有预定间隔。
在本申请实施例所提供的OLED显示装置中，所述支撑条的长度小于所述OLED显示面板的宽度。
在本申请实施例所提供的OLED显示装置中，所述支撑条的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
在本申请实施例所提供的OLED显示装置中，所述支撑条的材料为不锈钢。
在本申请实施例所提供的OLED显示装置中，所述支撑条通过贴附或涂布工艺固定于所述OLED显示面板的背面。
在本申请实施例所提供的OLED显示装置中，每一所述支撑条的宽度之和等于所述OLED显示面板位于所述弯折区域内的长度。
在本申请实施例所提供的OLED显示装置中，所述支撑条的横截面为圆形或椭圆形。
在本申请实施例所提供的OLED显示装置中，所述支撑条的横截面为多边形。
在本申请实施例所提供的OLED显示装置中，所述第一背板以及第二背板的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
 有益效果
本申请的有益效果为：本申请所提供的OLED显示装置，将所述OLED显示面板位于所述弯折区域的下表面设置一层排列式支撑条，使弯折区域的OLED显示面板形成稳定的圆弧形状，进一步防止金属走线弯折导致破裂，更进一步提升了OLED显示装置的可靠性。
 附图说明
为了更清楚地说明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单介绍，显而易见地，下面描述中的附图仅仅是申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为本申请OLED显示装置弯折前的俯视图。
图2为本申请OLED显示装置弯折前的侧视图。
图3为本申请OLED显示装置弯折后的侧视图。
 本发明的最佳实施方式
以下各实施例的说明是参考附加的图示，用以例示本申请可用以实施的特定实施例。本申请所提到的方向用语，例如[上]、[下]、[前]、[后]、[左]、[右]、[内]、[外]、[侧面]等，仅是参考附加图式的方向。因此，使用的方向用语是用以说明及理解本申请，而非用以限制本申请。在图中，结构相似的单元是用以相同标号表示。
本申请针对现有的OLED显示装置，由于OLED显示面板在弯折区域的部分存在弯折时圆弧结构不稳定或圆弧变形现象，进一步造成弯折区域的线路破裂，更进一步降低了产品的可靠性的技术问题，本实施例能够解决该缺陷。
本申请提供一种OLED显示装置，包括OLED显示面板、第一背板以及第二背板；其中，所述OLED显示面板包括弯折区域，以及位于所述弯折区域两端的非弯折区域，所述第一背板以及所述第二背板均位于所述非弯折区域内，所述OLED显示面板位于所述弯折区域的下表面设置有至少两条支撑条，所述支撑条沿所述OLED显示面板的宽度方向排列。
图1为本申请OLED显示装置弯折前的俯视图。其中，所述OLED显示装置上设置有OLED显示面板101，所述OLED显示面板101位于所述弯折区域的下表面设置有至少两条支撑条102，所述支撑条102沿所述OLED显示面板101的宽度方向排列。其中，相邻两所述支撑条102之间具有预定间隔；所述支撑条102的长度小于所述OLED显示面板101的宽度；所述支撑条102的材料为不锈钢；所述支撑条102通过贴附或涂布工艺固定于所述OLED显示面板101的背面；所述支撑条102的宽度之和等于所述OLED显示面板101位于所述弯折区域内的长度；所述支撑条101通过贴附或涂布工艺固定于所述OLED显示面板101的背面；所述支撑条102可以选择不同的数量和宽度，每一所述支撑条102之间的间隔相等。
图2为本申请OLED显示装置弯折前的侧视图。其中，所述OLED显示装置上设置有OLED显示面板201，所述OLED显示面板201的表面上设置有金属走线202。所述金属走线202包括从所述OLED显示面板201连接至显示区域的数据信号线以及阵列基板行驱动信号线以及电源电压信号线、电路公共接地端电压信号线，所述金属走线的材料为会延展性能较好的Ti/Al/Ti材料；每一所述金属走线202的形状完全相同，每一所述金属走线202的粗细不完全相同，较宽的所述金属走线202可以作为电源电压信号线、电路接地信号线或者阵列基板行驱动信号线，较窄的所述金属走线301可以作为数据信号线。
所述OLED显示面板201的背面分别设置有第一背板204以及第二背板205，所述第一背板204以及第二背板205均位于非弯折区域内；所述第一背板204的长度大于所述第二背板205的长度；所述第一背板204以及第二背板205的材料弯曲强度大于所述OLED显示面板201的材料弯曲强度，这样可以保证所述OLED显示面板201弯折区域弯折时，所述第一背板204以及第二背板205对所述OLED显示面板201未弯折的部分起到支撑作用；所述第一背板204以及第二背板205的主体可以采用较为常规的平整的不锈钢板，当然也不限于其他铝板、铁板等金属材质，也可以是塑胶材质。
在所述OLED显示面板201位于所述弯折区域的下表面设置有至少两条支撑条203，所述支撑条203沿所述OLED显示面板201的宽度方向排列，相邻两所述支撑条203之间具有预定间隔。其中，所述支撑条203通过贴附或涂布工艺固定于所述OLED显示面板203的背面；贴附或涂布工艺固定简单有效，并且极牢固，可以保证所述支撑条203在弯曲过程中不会轻易脱离所述OLED显示面板201。所述支撑条203的材料弯曲强度大于所述OLED显示面板201的材料弯曲强度；由现有技术可知，材料的弯曲强度是指材料在弯曲负荷作用下破裂或达到规定挠度时能承受的最大应力，所述支撑条203的材料弯曲强度大于所述OLED显示面板201的材料弯曲强度可以保证所述OLED显示面板201在由平面折弯的过程中更多的受到所述支撑条203的应力影响，进一步减少所述OLED显示面板201位于弯折区域的部分不稳定或者变形的可能性。
优选地，所述支撑条203的横截面为圆形或椭圆形或者多边形。
图3为本申请OLED显示装置弯折后的侧视图。其中，所述OLED显示装置上设置有OLED显示面板301，所述OLED显示面板301的表面上设置有金属走线302；第一背板304以及第二背板305，均位于非弯折区域内；所述OLED显示面板301位于所述弯折区域的下表面设置有至少两条支撑条303，所述支撑条303沿所述OLED显示面板301的宽度方向排列，相邻两所述支撑条303之间具有预定间隔。当所述OLED显示面板301弯折时，每一所述支撑条303在弯曲应力的作用下相互抵触，所述支撑条303与所述OLED显示面板301相贴合，所述OLED显示面板301上的弯曲部位受到所述支撑条303的张力影响，进而把所述支撑条303的力施加到所述OLED显示面板301上，通过所述支撑条303的着力稳定所述OLED显示面板301弯曲部分的形状。所述支撑条303的材料弯曲强度大于所述OLED显示面板301的材料弯曲强度；其中，所述支撑条203的材料弯曲强度大于所述OLED显示面板201的材料弯曲强度可以保证所述OLED显示面板201在由平面折弯的过程中更多的受到所述支撑条203的应力影响，进一步减少所述OLED显示面板201位于弯折区域的部分不稳定或者变形的可能性。
本申请的有益效果：本申请所提供的OLED显示装置，将所述OLED显示面板位于所述弯折区域的下表面设置一层排列式支撑条，使弯折区域的OLED显示面板形成稳定的圆弧形状，进一步防止金属走线弯折导致破裂，更进一步提升了OLED显示装置的可靠性。
综上所述，虽然本申请已以优选实施例揭露如上，但上述优选实施例并非用以限制本申请，本领域的普通技术人员，在不脱离本申请的精神和范围内，均可作各种更动与润饰，因此本申请的保护范围以权利要求界定的范围为准。

Claims (18)

  1. 一种OLED显示装置，其中，包括：
    OLED显示面板，所述OLED显示面板包括弯折区域，以及位于所述弯折区域两端的非弯折区域；
    第一背板以及第二背板，均位于所述非弯折区域内；
    其中，所述OLED显示面板位于所述弯折区域的下表面设置有至少两条支撑条，所述支撑条沿所述OLED显示面板的宽度方向排列；相邻两所述支撑条之间具有预定间隔。
  2. 根据权利要求1所述的OLED显示装置，其中，所述支撑条的长度小于所述OLED显示面板的宽度。
  3. 根据权利要求1所述的OLED显示装置，其中，所述支撑条的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
  4. 根据权利要求1所述的OLED显示装置，其中，所述支撑条的材料为不锈钢。
  5. 根据权利要求1所述的OLED显示装置，其中，所述支撑条通过贴附或涂布工艺固定于所述OLED显示面板的背面。
  6. 根据权利要求1所述的OLED显示装置，其中，每一所述支撑条的宽度之和等于所述OLED显示面板位于所述弯折区域内的长度。
  7. 根据权利要求1所述的OLED显示装置，其中，所述支撑条的横截面为圆形或椭圆形。
  8. 根据权利要求1所述的OLED显示装置，其中，所述支撑条的横截面为多边形。
  9. 根据权利要求1所述的OLED显示装置，其中，所述第一背板以及第二背板的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
  10. 一种OLED显示装置，其中，包括：
    OLED显示面板，所述OLED显示面板包括弯折区域，以及位于所述弯折区域两端的非弯折区域；
    第一背板以及第二背板，均位于所述非弯折区域内；
    其中，所述OLED显示面板位于所述弯折区域的下表面设置有至少两条支撑条，所述支撑条沿所述OLED显示面板的宽度方向排列。
  11. 根据权利要求10所述的OLED显示装置，其中，所述支撑条的长度小于所述OLED显示面板的宽度。
  12. 根据权利要求10所述的OLED显示装置，其中，所述支撑条的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
  13. 根据权利要求10所述的OLED显示装置，其中，所述支撑条的材料为不锈钢。
  14. 根据权利要求10所述的OLED显示装置，其中，所述支撑条通过贴附或涂布工艺固定于所述OLED显示面板的背面。
  15. 根据权利要求10所述的OLED显示装置，其中，每一所述支撑条的宽度之和等于所述OLED显示面板位于所述弯折区域内的长度。
  16. 根据权利要求10所述的OLED显示装置，其中，所述支撑条的横截面为圆形或椭圆形。
  17. 根据权利要求10所述的OLED显示装置，其中，所述支撑条的横截面为多边形。
  18. 根据权利要求10所述的OLED显示装置，其中，所述第一背板以及第二背板的材料弯曲强度大于所述OLED显示面板的材料弯曲强度。
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