WO2023035314A1 - 可拉伸显示模组及可拉伸显示设备 - Google Patents

可拉伸显示模组及可拉伸显示设备 Download PDF

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Publication number
WO2023035314A1
WO2023035314A1 PCT/CN2021/119211 CN2021119211W WO2023035314A1 WO 2023035314 A1 WO2023035314 A1 WO 2023035314A1 CN 2021119211 W CN2021119211 W CN 2021119211W WO 2023035314 A1 WO2023035314 A1 WO 2023035314A1
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WO
WIPO (PCT)
Prior art keywords
touch
layer
electrode layer
metal layer
connection line
Prior art date
Application number
PCT/CN2021/119211
Other languages
English (en)
French (fr)
Inventor
胡丽
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
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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 US17/599,541 priority Critical patent/US20240053841A1/en
Publication of WO2023035314A1 publication Critical patent/WO2023035314A1/zh

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04164—Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
    • 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 application relates to the display field, in particular to a stretchable display module and a stretchable display device.
  • Extensible flexible display technology is a flexible display technology that combines inorganic electronic display devices with flexible structured substrate materials through inorganic thin film transfer printing to realize arbitrarily deformable screens. Extensible and flexible display technology will have broad application prospects in medical, human-computer interaction, vehicle display and other fields. At the same time, with the rapid development of display technology, touch technology has become an indispensable part of display products.
  • mini light-emitting diode Micro Light Emitting Diode, Micro LED
  • flexible display products usually use an external touch panel to realize the touch function, resulting in a larger overall thickness and higher cost of flexible touch display products, and also reduces the application of flexible display products such as Micro LED scope.
  • Embodiments of the present application provide a stretchable display module and a stretchable display device, so as to solve the technical problems of the existing flexible touch display products with relatively large overall thickness and high cost.
  • An embodiment of the present application provides a stretchable display module, including a display panel and a touch layer embedded in the display panel.
  • the display panel includes a plurality of islands arranged The bridging area between the island areas, and the opening area arranged between each of the island areas and the bridging area, the display panel includes:
  • a plurality of pixel islands are arranged on the flexible substrate, one pixel island is arranged in each of the island regions, and at least one pixel is arranged on each of the pixel islands;
  • a plurality of connecting bridges are arranged in the bridging area, each of the connecting bridges connects two adjacent pixel islands;
  • the touch layer includes a plurality of touch modules arranged in the island area, each of the pixel islands is provided with a touch module, at least part of two adjacent touch modules pass through the Connection bridge connection.
  • the touch module includes a first touch electrode layer and a first touch connection line connected to the first touch electrode layer, and the touch control
  • the stretched display module includes a control circuit, the end of the first touch connection line away from the first touch electrode layer is connected to the control circuit through the connection bridge; the pixels on the pixel island are connected to the control circuit through the The connecting bridge is electrically connected to the control circuit;
  • the pixels on the pixel island are electrically connected to the control circuit through the connection bridge.
  • the touch layer includes a plurality of touch units and a plurality of touch signal lines, each of the touch units is connected to a touch signal line , one said touch unit includes at least two said touch modules;
  • any two adjacent touch modules are connected through the connecting bridge.
  • the pixel island includes a first metal layer, a first insulating layer, a second metal layer, the second insulating layer and the third metal layer;
  • One of the first metal layer, the second metal layer and the third metal layer includes the first touch electrode layer.
  • one of the first metal layer, the second metal layer and the third metal layer includes the first touch connection line.
  • the first insulating layer and/or the second Insulation are provided by the embodiment of the present application.
  • the pixel island is provided with a first via hole located between the first touch electrode layer and the first touch connection line, and the first touch electrode layer passes through the first via hole and the first touch connection line.
  • the above-mentioned first touch connection line is connected.
  • the touch layer further includes a second touch electrode layer and a second touch connection line connected to the second touch electrode layer, the The end of the second touch connection line far away from the second touch electrode layer is connected to the control circuit through the connection bridge, and the first touch electrode layer and the second touch electrode layer are provided with the first insulating layer and/or the second insulating layer;
  • the plurality of pixel islands and the plurality of touch modules are arranged in a matrix, any two adjacent touch modules are arranged along the first direction or along the second direction, and the plurality of connecting bridges include a plurality of second A connection bridge and a plurality of second connection bridges, any adjacent two touch modules arranged along the first direction are connected through the first connection bridge, any adjacent two touch modules arranged along the second direction The two touch modules are connected through the second connecting bridge;
  • first connection bridge is connected to the first touch connection line in the touch module
  • second connection bridge is connected to the second touch connection line in the touch module
  • one of the first metal layer, the second metal layer and the third metal layer includes the second touch electrode layer and the second touch connection line.
  • the first insulating layer and/or the second Insulation are provided by the embodiment of the present application.
  • the pixel island is provided with a second via hole between the second touch electrode layer and the second touch connection line, and the second touch electrode layer passes through the second via hole and the second touch connection line.
  • the second touch connection wire is connected.
  • one of the first metal layer, the second metal layer and the third metal layer includes the first touch electrode layer
  • the other one of the first metal layer, the second metal layer and the third metal layer includes the second touch electrode layer.
  • connection bridge is connected to the first touch electrode layer, the second touch electrode layer, the first touch connection line and the second touch connection line One of them is set on the same layer and has an integrally formed structure.
  • the display panel further includes an organic filling layer disposed on the flexible substrate and located in the bridging region, and the connecting bridge is disposed on the on the organic filling layer.
  • the display panel further includes a through hole disposed in the hole area, and the through hole passes through the flexible substrate.
  • the display panel further includes a first substrate and a second substrate oppositely arranged, and a flexible protective layer.
  • the flexible protective layer, the flexible substrate, and the pixel island and the connection bridge is located between the first substrate and the second substrate;
  • the flexible protection layer includes a first flexible adhesive layer disposed between the flexible substrate and the first substrate, a second flexible adhesive layer disposed between the pixel island and the second substrate, and The third flexible glue layer is arranged in the through hole.
  • the connecting bridge is curved, and the connecting bridge includes at least a first curved section and a second curved section.
  • the present application also provides a stretchable display device, including a stretchable display module
  • the stretchable display module includes a display panel and a touch layer embedded in the display panel, the display panel includes a plurality of islands arranged at intervals, and a The bridging area, and the opening area arranged between each of the island areas and the bridging area, the display panel includes:
  • a plurality of pixel islands are arranged on the flexible substrate, one pixel island is arranged in each of the island regions, and at least one pixel is arranged on each of the pixel islands;
  • a plurality of connecting bridges are arranged in the bridging area, each of the connecting bridges connects two adjacent pixel islands;
  • the touch layer includes a plurality of touch modules arranged in the island area, each of the pixel islands is provided with a touch module, at least part of two adjacent touch modules pass through the Connection bridge connection.
  • the touch module includes a first touch electrode layer and a first touch connection line connected to the first touch electrode layer,
  • the stretchable display module includes a control circuit, and the end of the first touch connection line away from the first touch electrode layer is connected to the control circuit through the connection bridge;
  • the pixels on the pixel island are electrically connected to the control circuit through the connection bridge.
  • the touch layer includes a plurality of touch units and a plurality of touch signal lines, each of the touch units is connected to one of the touch signal lines,
  • One said touch unit includes at least two said touch modules;
  • any two adjacent touch modules are connected through the connecting bridge.
  • the pixel island includes a first metal layer, a first insulating layer, a second metal layer, a first The second insulating layer and the third metal layer;
  • One of the first metal layer, the second metal layer and the third metal layer includes the first touch electrode layer.
  • the touch layer further includes a second touch electrode layer and a second touch connection line connected to the second touch electrode layer, and the first The end of the second touch connection wire away from the second touch electrode layer is connected to the control circuit through the connection bridge, and the first touch electrode layer and the second touch electrode layer are provided with the the first insulating layer and/or the second insulating layer;
  • the plurality of pixel islands and the plurality of touch modules are arranged in a matrix, any two adjacent touch modules are arranged along the first direction or along the second direction, and the plurality of connecting bridges include a plurality of second A connection bridge and a plurality of second connection bridges, any adjacent two touch modules arranged along the first direction are connected through the first connection bridge, any adjacent two touch modules arranged along the second direction The two touch modules are connected through the second connection bridge;
  • first connection bridge is connected to the first touch connection line in the touch module
  • second connection bridge is connected to the second touch connection line in the touch module
  • each pixel island is provided with a touch module, at least partially The two adjacent touch modules are connected through the connection bridge, so that the touch layer is closely combined with the pixel island structure of the display panel, and on the basis of ensuring the flexibility and stretchability of the display panel and realizing the touch function, the stretchable
  • the increased thickness of the display module reduces the production cost of the stretchable display module with touch function.
  • Fig. 1 is a schematic diagram of the first plane structure of the stretchable display module provided by the embodiment of the present application.
  • FIG. 2 is a schematic structural diagram of a touch unit in a stretchable display module provided by an embodiment of the present application.
  • Fig. 3 is a schematic diagram of the film layer structure of the stretchable display module provided by the embodiment of the present application.
  • FIG. 4 is a schematic diagram of the first film layer structure of the pixel island in the stretchable display module provided by the embodiment of the present application.
  • FIG. 5 is a schematic diagram of the second layer structure of the pixel island in the stretchable display module provided by the embodiment of the present application.
  • FIG. 6 is a schematic diagram of the third film layer structure of the pixel island in the stretchable display module provided by the embodiment of the present application.
  • FIG. 7 is a schematic diagram of the fourth film layer structure of the pixel island in the stretchable display module provided by the embodiment of the present application.
  • FIG. 8 is a schematic diagram of a second planar structure of the stretchable display module provided by the embodiment of the present application.
  • FIG. 9 is a schematic diagram of the fifth layer structure of the pixel island in the stretchable display module provided by the embodiment of the present application.
  • FIG. 10 is a schematic diagram of the sixth film layer structure of the pixel island in the stretchable display module provided by the embodiment of the present application.
  • first and second are used for description purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Thus, a feature defined as “first” or “second” may explicitly or implicitly include one or more of said features.
  • “plurality” means two or more, unless otherwise specifically defined.
  • connection should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components relation. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.
  • the embodiment of the present application provides a stretchable display module, including a display panel and a touch layer embedded in the display panel, and the display panel includes a plurality of islands arranged at intervals region 100, a bridging region 200 located between any two adjacent island regions 100, and an opening region 300 disposed between each of the island regions 100 and the bridging region 200, the display panel includes :
  • a plurality of pixel islands 20 are arranged on the flexible substrate 10, each of the island regions 100 is provided with one of the pixel islands 20, and each of the pixel islands 20 is provided with at least one pixel;
  • a plurality of connecting bridges 30 are arranged in the bridging area 200, and each connecting bridge 30 connects two adjacent pixel islands 20;
  • the touch layer includes a plurality of touch modules 40 arranged in the island area 100, each of the pixel islands 20 is provided with a touch module 40, at least partially adjacent to two touch modules 40.
  • the modules 40 are connected via the connection bridge 30 .
  • flexible display products such as Micro LED usually use an external touch panel to realize the touch function, resulting in a larger overall thickness and higher cost of the flexible touch display product, and at the same time reducing the size of the flexible display products such as Micro LED.
  • the scope of application of flexible display products; the embodiment of the present application embeds the touch layer in the display panel, and arranges a plurality of touch modules 40 in the island area 100, and each pixel island 20 is provided with a touch module 40. At least part of the two adjacent touch modules 40 are connected through the connecting bridge 30, so that the structure of the touch layer and each pixel island 20 of the display panel is closely combined, ensuring the flexibility and stretchability of the display panel and realizing the touch function. Basically, the thickness increase of the stretchable display module is avoided, and the production cost of the stretchable display module with touch function is reduced.
  • the connecting bridge 30 is curved, and may include a first curved section 31 and a second curved section 32. Deformation can obtain a large cumulative deformation to achieve stretchable display.
  • the connecting bridge 30 has a long wiring length by being curved, and can effectively release stress during the stretching process by external force to avoid large wiring.
  • the deformation of the resistance causes a sudden change in the resistance value, which in turn causes an unstable change in the brightness of the optical display, as well as uneven brightness during the stretching process.
  • each of the pixel islands 20 includes a plurality of sides, and each side is connected to a corresponding connection bridge 30, and the multiple connection bridges 30 connected to the same pixel island 20 are relatively opposite to the corresponding
  • the centers of the pixel islands 20 have a centrosymmetric structure, so as to ensure that the plurality of pixel islands 20 are uniformly stressed and deformed at the same time when stretched.
  • Multiple pixel islands 20 are simultaneously stretched to store elastic potential energy, and when the external force is unloaded, the stretchable display module can be more easily restored to the initial state, thereby achieving repeatable stretching performance; specifically, the pixel island 20 is a square, and the four sides of the pixel island 20 are respectively connected to one of the connecting bridges 30 .
  • the pixel island 20 can be any one of rectangle, rhombus, trapezoid, circle, ellipse and other polygons, but not limited thereto.
  • the display panel in this application may be an organic light emitting diode display (Organic Light Emitting Diode, OLED) structure, or a Micro LED structure, which is not limited.
  • OLED Organic Light Emitting Diode
  • Micro LED structure which is not limited.
  • each of the touch modules 40 is connected through the connecting bridge 30 to realize the touch function
  • each of the pixel islands 20 is connected through the connecting bridge 30 to realize the display function
  • the display and touch functions of the stretchable display module can be implemented in a time-division multiplexing manner.
  • the touch module 40 includes a first touch electrode layer 41 and a first touch connection line 42 connected to the first touch electrode layer 41 , so
  • the stretchable display module includes a control circuit 60, the end of the first touch connection line 42 away from the first touch electrode layer 41 is connected to the control circuit 60 through the connection bridge 30;
  • the pixels on the pixel island 20 are electrically connected to the control circuit 60 through the connection bridge 30 .
  • the display and touch functions of the stretchable display module can be implemented in a time-division multiplexing manner.
  • one touch module 40 is provided corresponding to one pixel island 20, and the touch module 40 includes a first touch electrode layer 41 and a first touch electrode layer connected to the first touch electrode layer 41.
  • a touch connection line 42 the end of the first touch connection line 42 away from the first touch electrode layer 41 is connected to the connection bridge 30, obviously, the first touch electrode layer 41 includes at least a first A touch electrode, the first touch connection line 42 is used to connect the first touch electrode and the connection bridge 30, through the connection bridge 30 at least part of the touch control module 40
  • the first touch electrode layer 41 is connected to realize the transmission of touch signals, so that each touch module 40 also has a flexible and stretchable function.
  • the touch layer includes a plurality of touch units 400 and a plurality of touch signal lines, each of the touch units 400 is connected to a touch signal line , a touch unit 400 includes at least two touch modules 40;
  • any two adjacent touch modules 40 are connected through the connecting bridge 30 .
  • the touch layer may be a self-capacitive touch structure, the touch layer includes a plurality of touch units 400 and a plurality of touch signal lines, each of the touch units 400 is connected to a The touch signal lines, each of the touch units 400 transmits control signals through the corresponding touch signal lines, wherein one touch unit 400 includes at least two touch modules 40; In the control unit 400, any two adjacent touch modules 40 are connected through the connecting bridge 30, and then the corresponding touch signal lines are connected.
  • the stretchable display module also includes a control circuit 60, each One end of the touch signal line is connected to the touch unit 400 , and the other end is connected to the control circuit 60 .
  • each touch unit 400 may include a plurality of touch modules 40, and any two adjacent touch modules 40 are connected through the connecting bridge 30, that is, in one touch unit In 400, one touch module 40 and its adjacent touch modules 40 are connected through the connection bridge 30, please refer to FIG. 1 to FIG. 2, each touch unit 400 includes There are nine touch modules 40 in the cloth, one touch module 40 in the center is connected to four touch modules 40 on the surrounding side through different connecting bridges 30, and adjacent to and located in different The two touch modules 40 of the touch unit 400 are not connected through the connection bridge 30 .
  • the pixel island 20 includes a first metal layer 21 , a first insulating layer 22 , and a second metal layer stacked on the flexible substrate 10 from bottom to top.
  • One of the first metal layer 21 , the second metal layer 23 and the third metal layer 25 includes the first touch electrode layer 41 .
  • the first touch electrode layer 41 can be arranged on the same layer as other structures in the first metal layer 21, the second metal layer 23 or the third metal layer 25 and integrally formed without affecting the stretchable display mode. Under the premise of the overall thickness of the group, the touch function of the stretchable display module can be realized, and at the same time, the first touch electrode layer 41 can be separately produced by adding an additional process, which reduces the number of stretchable display modules with touch function. The production cost of the group.
  • each of the pixel islands 20 includes micro light emitting diodes 26 and at least one thin film transistor layer for driving the micro light emitting diodes 26
  • the thin film transistor layers of the pixel island 20 include layers stacked from bottom to top.
  • the structure may be a top-gate or bottom-gate structure.
  • the first metal layer 21 may include a gate
  • the second metal layer 23 may include a source and a Drain
  • the third metal layer 25 can be connected to the second metal layer 23
  • the third metal layer 25 includes two pins connected to the micro light emitting diode 26
  • the pixel island 20 also includes an active layer 27 disposed on the flexible substrate 10, a gate insulating layer 28 is disposed between the active layer 27 and the first metal layer 21, and the second insulating layer 24 can A buffer layer may be provided between the flexible substrate 10 and the active layer 27 including a flat layer and a passivation protection layer.
  • one of the first metal layer 21 , the second metal layer 23 and the third metal layer 25 includes the first touch connection line 42 .
  • the first touch The control connecting wire 42 can be arranged on the same layer as other structures in the first metal layer 21, the second metal layer 23 or the third metal layer 25 and integrally formed, without affecting the overall thickness of the stretchable display module. Under the premise of realizing the touch function of the stretchable display module, at the same time, it also avoids adding additional processes to separately manufacture the first touch connection line 42, which reduces the production of the stretchable display module with touch function. cost.
  • one of the first metal layer 21, the second metal layer 23 and the third metal layer 25 may include the first touch electrode layer 41 and the first touch electrode layer at the same time.
  • the connection wire 42 so that the first touch electrode layer 41 and the first touch connection wire 42 are connected to the first metal layer 21, the second metal layer 23 or other structures in the third metal layer 25
  • the first touch electrode layer 41 and the first touch connection line 42 are manufactured in the same process. On the basis of the existing manufacturing process, only the first touch electrode layer 41 needs to be adjusted.
  • the etching pattern of one of the metal layer 21, the second metal layer 23 and the third metal layer 25 avoids affecting the production of multiple film layer structures, and minimizes the stretchable display mode with touch function.
  • the manufacturing cost of the group also avoids additionally increasing the thickness of the stretchable display module.
  • the first touch electrode layer 41 and the first touch connection line 42 are arranged in the same layer and formed as an integral structure, in order to facilitate the two ends of the first touch connection line 42 to be connected to the
  • the first touch electrode layer 41 is connected to the connection bridge 30, and the first touch electrode layer 41 and the first touch connection line 42 can be arranged on the same layer as the metal layer where the connection bridge 30 is located.
  • the second metal layer 23 may include the first touch electrode layer 41 , the first touch connection line 42 and the connection bridge 30 .
  • the pixel island 20 is provided with a first via hole 001 between the first touch electrode layer 41 and the first touch connection line 42, and the first touch electrode layer 41 passes through the first touch electrode layer 41.
  • a via hole 001 is connected to the first touch connection line 42 .
  • the first insulating layer 22 and/or the second insulating layer 24 are provided between the first touch electrode layer 41 and the first touch connecting line 42, that is, the The first touch electrode layer 41 and the first touch connection line 42 are arranged in different layers, so that the first touch electrode layer 41 is arranged at a position with better touch sensitivity, and then through the first The via hole 001 is connected to the first touch connection line 42.
  • the third metal layer 25 may include the first touch electrode layer 41
  • the second metal layer 23 may include the first touch connection line 42 and the second metal layer 23 and the connection bridge 30, that is, the first touch electrode layer 41 and the first touch connection line 42
  • the second insulating layer 24 is arranged between them.
  • the first via hole 001 is opened on the second insulating layer 24, and the first touch electrode layer 41 passes through the first via hole. 001 is connected to the first touch connection line 42 .
  • the touch layer further includes a second touch electrode layer 43 and a second touch connection line 44 connected to the second touch electrode layer 43 , so The end of the second touch connection line 44 away from the second touch electrode layer 43 is connected to the control circuit 60 through the connection bridge 30, and the first touch electrode layer 41 is connected to the second touch electrode layer 43.
  • the first insulating layer 22 and/or the second insulating layer 24 are arranged between the electrode layers 43;
  • the plurality of pixel islands 20 and the plurality of touch modules 40 are arranged in a matrix, any two adjacent touch modules 40 are arranged along the first direction X or along the second direction Y, and the plurality of connected
  • the bridge 30 includes a plurality of first connecting bridges 33 and a plurality of second connecting bridges 34, any two adjacent touch modules 40 arranged along the first direction X are connected through the first connecting bridges 33, along the Any two adjacent touch modules 40 arranged in the second direction Y are connected through the second connecting bridge 34 ;
  • first connection bridge 33 is connected to the first touch connection line 42 in the touch module 40
  • second connection bridge 34 is connected to the second touch connection line 44 in the touch module 40. connect.
  • the touch layer can also be a mutual capacitance touch structure, and the touch layer also includes a second touch electrode layer 43 and a second touch electrode layer connected to the second touch electrode layer 43.
  • control connecting wire 44, the first insulating layer 22 and/or the second insulating layer 24 are arranged between the first touch electrode layer 41 and the second touch electrode layer 43;
  • the first touch electrode layer 41 and the second touch electrode layer 43 are arranged in different layers, the second touch electrode layer 43 includes at least one second touch electrode, and the second touch electrode layer 43 passes through
  • the second touch connection line 44 is connected to the connection bridge 30; in this embodiment, a plurality of the pixel islands 20 and a plurality of the touch modules 40 are arranged in a matrix, and any two adjacent touch modules
  • the control modules 40 are arranged along the first direction X or along the second direction Y, and the plurality of connecting bridges 30 include a plurality of first connecting bridges 33 and a plurality of second connecting bridges 34, arranged along the first direction X Any adjacent two of the touch
  • the first connection bridge 33 is connected to the first touch connection line 42 in the touch module 40
  • the second connection bridge 34 is connected to the second touch connection line in the touch module 40 44 connection, that is, in the first direction X, the first touch electrode layers 41 in the touch modules 40 in the same row are connected in series; in the second direction Y,
  • the second touch electrode layer 43 in each touch module 40 located in the same column is connected in series, specifically, the first touch electrode layer 41 can be used as a touch driving electrode (Tx), and the second touch electrode layer 41 can be used as a touch driving electrode (Tx), and the second The touch electrode layer 43 can be used as a touch sensing electrode (Rx), and the first direction X can be perpendicular to the second direction Y.
  • one of the first metal layer 21, the second metal layer 23 and the third metal layer 25 includes the second touch electrode layer 43 and the first Two touch connection wires 44 .
  • one of the first metal layer 21, the second metal layer 23 and the third metal layer 25 includes the second touch electrode layer 43 and the second touch connection line 44, that is, the second touch electrode layer 43 and the second touch connection line 44 are arranged on the same layer.
  • one end of the second touch connection line 44 is connected to the second touch electrode.
  • Layer 43, the other end of the second touch connection line 44 is connected to the connection bridge 30, the second touch connection line 44 can be connected to the connection bridge 30 by changing layers through holes, or can be connected to the connection bridge 30.
  • the connection bridge 30 is arranged on the same layer.
  • the second metal layer 23 may include the second touch connection line 44, the second touch electrode layer 43 and the connection bridge 30, that is, the The second touch connection line 44, the second touch electrode layer 43 and the connection bridge 30 can be arranged on the same layer and have an integrated structure, which not only reduces the cost of the stretchable display module with touch function The manufacturing cost also avoids additionally increasing the thickness of the stretchable display module.
  • the second metal layer 23 includes the second touch connection line 44 , the second touch electrode layer 43 and the connection bridge 30 , and the second touch connection line 44 .
  • the second touch electrode layer 43 and the connecting bridge 30 are arranged on the same layer, since the second touch electrode layer 43 and the first touch electrode layer 41 are arranged on different layers, at this time, the The first metal layer 21 or the third metal layer 25 includes the first touch electrode layer 41, and the first touch electrode layer 41 is connected to the first touch connection line 42 through the first via hole 001.
  • the second metal layer 23 may also include the first touch connection line 42, that is, the second touch connection line 44, the second touch electrode layer 43, the connection bridge 30 and the first touch connection line 42 are set on the same layer.
  • the first touch connection line 42, the second touch connection line 44, the second touch electrode The layer 43 and the connecting bridge 30 are arranged on the same layer and have an integrated structure, which reduces the production cost of the stretchable display module with touch function and avoids additionally adding the stretchable display module. thickness of.
  • the first insulating layer 22 and/or the second insulating layer 24 are disposed between the second touch electrode layer 43 and the second touch connection line 44 ;
  • the pixel island 20 is provided with a second via hole 002 between the second touch electrode layer 43 and the second touch connection line 44, and the second touch electrode layer 43 passes through the first touch electrode layer 43.
  • Two via holes 002 are connected to the second touch connection line 44 .
  • the first insulating layer 22 and/or the second insulating layer 24 are provided between the second touch electrode layer 43 and the second touch connection line 44, that is, the The second touch electrode layer 43 is arranged in a different layer from the second touch connection line 44, and the second touch electrode layer 43 needs to be arranged in a different layer from the first touch electrode layer 41, so that The first touch electrode layer 41, the second touch electrode layer 43 and the second touch connection line 44 are respectively arranged on different film layers, and at the same time, the pixel island 20 has a The second via hole 002 between the electrode layer 43 and the second touch connection line 44 , the second touch electrode layer 43 passes through the second via hole 002 and the second touch connection line 44 connection; in this embodiment, in order to facilitate the connection between the second touch connection line 44 and the connection bridge 30, the second metal layer 23 may include the connection bridge 30 and the second touch connection line 44 , so that the connection bridge 30 and the second touch connection line 44 are arranged on the same layer and formed as an integral structure, the third metal layer 25
  • the first insulating layer 22 is provided between the second touch electrode layer 43 and the second touch connection line 44, and the second via hole 002 is disposed on the first insulating layer 22 , and the second touch electrode layer 43 is connected to the second touch connection line 44 through the second via hole 002 .
  • the first touch electrode layer 41 and the first touch connection line 42 are arranged in different layers, the first touch electrode layer 41 passes through the first The via hole 001 is connected to the first touch connection line 42.
  • the second metal layer 23 may include the connection bridge 30, the connection bridge 30, and the connection bridge 30.
  • the first touch connection line 42 and the second touch connection line 44 so that the connection bridge 30, the first touch connection line 42 and the second touch connection line 44 can be arranged on the same layer and
  • the integral molding structure not only reduces the production cost of the stretchable display module with touch function, but also avoids additionally increasing the thickness of the stretchable display module.
  • one of the first metal layer 21 , the second metal layer 23 and the third metal layer 25 includes the first touch electrode layer 41 and the other of the first metal layer 21 , the second metal layer 23 and the third metal layer 25 includes the second touch electrode layer 43 .
  • the second metal layer 23 includes the connection bridge 30, the first touch connection line 42 and the second touch connection line 44. It can be understood that, as described in the previous embodiment, the The connection bridge 30 is disposed on the same layer as the first touch connection line 42 and the second touch connection line 44 and is integrally formed. The specific structure will not be repeated here.
  • the display panel further includes an organic filling layer 70 disposed on the flexible substrate 10 and located in the bridging region 200 , the connecting bridge 30 is disposed on the On the organic filling layer 70 ; the display panel further includes a through hole 80 disposed in the opening area 300 , and the through hole 80 passes through the flexible substrate 10 .
  • the display panel further includes a first substrate 101 and a second substrate 102 oppositely arranged, and a flexible protective layer 90, the flexible protective layer 90, the flexible substrate 10, the pixel island 20 and the connection
  • the bridge 30 is located between the first substrate 101 and the second substrate 102;
  • the flexible protective layer 90 includes a first flexible adhesive layer 91 disposed between the flexible substrate 10 and the first substrate 101 , a first flexible adhesive layer 91 disposed between the pixel island 20 and the second substrate 102 .
  • the second flexible adhesive layer 92 and the third flexible adhesive layer 93 disposed in the through hole 80 .
  • the flexible protective layer 90 includes the first flexible adhesive layer 91, the second flexible adhesive layer 92 and the third flexible adhesive layer 93, the first flexible adhesive layer 91, the second flexible adhesive layer
  • the layer 92 and the third flexible adhesive layer 93 can be integrally arranged, and a plurality of the pixel islands 20 are embedded in the first flexible adhesive layer 91 , the second flexible adhesive layer 92 and the third flexible adhesive layer 93 to form
  • the material of the flexible protective layer 90 can be a stretchable adhesive material such as transparent optical glue, by filling the two sides of the pixel island 20 and between the pixel islands 20
  • the integrated flexible protective layer 90 enables the stretchable display module to realize multi-dimensional stretching deformation in space.
  • the present application also provides a stretchable display device.
  • the stretchable display device includes the stretchable display module in the above embodiment.
  • the stretchable display device of the present application can be applied to flexible human-computer interaction display, medical display, freely stretchable vehicle-mounted display terminal, and wearable display terminal products.
  • the touch layer is embedded in the display panel, and a plurality of touch modules 40 are arranged in the island area 100, and each pixel island 20 is provided with one touch module 40, at least partially adjacent to two
  • the touch module 40 is connected through the connecting bridge 30, so that the structure of the touch layer and each pixel island 20 of the display panel is closely combined, and on the basis of ensuring that the display panel is flexible and stretchable and realizes the touch function, it avoids stretching.
  • the increased thickness of the stretchable display module reduces the production cost of the stretchable display module with touch function.

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Abstract

一种可拉伸显示模组及可拉伸显示设备，可拉伸显示模组包括显示面板和内嵌于显示面板内的触控层，显示面板包括岛区（100）、桥连区（200）和开孔区（300），每一岛区（100）内设有一像素岛（20），每一连接桥（30）连接相邻两像素岛（20），触控层包括多个触控模块（40），每一像素岛（20）上设有一触控模块（40），至少部分相邻两触控模块（40）通过连接桥（30）连接。

Description

可拉伸显示模组及可拉伸显示设备 技术领域
本申请涉及显示领域，特别涉及一种可拉伸显示模组及可拉伸显示设备。
 背景技术
可延展柔性显示技术是通过无机薄膜转印方式，将无机电子显示器件与柔性结构化基体材料结合于一体，实现屏幕可任意变形的柔性显示技术。可延展柔性显示技术将在医疗、人机交互、车载显示等领域具有广泛的应用前景，同时，随着显示技术的飞速发展，触控技术也已经成为显示产品必不可少的部分。
 技术问题
目前，在诸如迷你发光二极管（Micro Light Emitting Diode，Micro LED）柔性显示产品通常采用外挂式的触控面板实现触控功能，导致柔性触控显示产品整体的厚度较大且成本较高，同时也缩小了诸如Micro LED柔性显示产品的应用范围。
 技术解决方案
本申请实施例提供一种可拉伸显示模组及可拉伸显示设备，以解决现有的柔性触控显示产品整体的厚度较大且成本较高的技术问题。
本申请实施例提供一种可拉伸显示模组，包括显示面板和内嵌于所述显示面板内的触控层，所述显示面板包括间隔设置的多个岛区、位于任意相邻两所述岛区之间的桥连区、以及设置于各所述岛区和所述桥连区之间的开孔区，所述显示面板包括：
柔性衬底，设置于所述岛区和所述桥连区内；
多个像素岛，设置于所述柔性衬底上，每一所述岛区内设有一所述像素岛，每一所述像素岛上设有至少一个像素；
多个连接桥，设置于所述桥连区内，每一所述连接桥连接相邻两所述像素岛；
其中，所述触控层包括设置于所述岛区内的多个触控模块，每一所述像素岛上设有一所述触控模块，至少部分相邻两所述触控模块通过所述连接桥连接。
在本申请实施例所提供的可拉伸显示模组中，所述触控模块包括第一触控电极层和与所述第一触控电极层连接的第一触控连接线，所述可拉伸显示模组包括一控制电路，所述第一触控连接线远离所述第一触控电极层的一端通过所述连接桥与所述控制电路连接；所述像素岛上的像素通过所述连接桥与所述控制电路电连接；
所述像素岛上的像素通过所述连接桥与所述控制电路电连接。
在本申请实施例所提供的可拉伸显示模组中，所述触控层包括多个触控单元和多个触控信号线，每一所述触控单元连接有一所述触控信号线，一所述触控单元包括至少两所述触控模块；
一所述触控单元内，任意相邻两所述触控模块通过所述连接桥连接。
在本申请实施例所提供的可拉伸显示模组中，所述像素岛包括自下而上层叠设置于所述柔性衬底上的第一金属层、第一绝缘层、第二金属层、第二绝缘层、第三金属层；
所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控电极层。
在本申请实施例所提供的可拉伸显示模组中，所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控连接线。
在本申请实施例所提供的可拉伸显示模组中，所述第一触控电极层与所述第一触控连接线之间设有所述第一绝缘层和/或所述第二绝缘层；
所述像素岛开设有位于所述第一触控电极层与所述第一触控连接线之间的第一过孔，所述第一触控电极层穿过所述第一过孔与所述第一触控连接线连接。
在本申请实施例所提供的可拉伸显示模组中，所述触控层还包括第二触控电极层、以及连接所述第二触控电极层的第二触控连接线，所述第二触控连接线远离所述第二触控电极层的一端通过所述连接桥与所述控制电路连接，所述第一触控电极层与所述第二触控电极层之间设有所述第一绝缘层和/或所述第二绝缘层；
多个所述像素岛和多个所述触控模块均呈矩阵排列，任意相邻两所述触控模块沿第一方向或沿第二方向排布，多个所述连接桥包括多个第一连接桥和多个第二连接桥，沿所述第一方向排布的任意相邻两所述触控模块通过所述第一连接桥连接，沿所述第二方向排布的任意相邻两所述触控模块通过所述第二连接桥连接；
其中，所述第一连接桥与所述触控模块中的第一触控连接线连接，所述第二连接桥与所述触控模块中的第二触控连接线连接。
在本申请实施例所提供的可拉伸显示模组中，所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第二触控电极层和所述第二触控连接线。
在本申请实施例所提供的可拉伸显示模组中，所述第二触控电极层与所述第二触控连接线之间设有所述第一绝缘层和/或所述第二绝缘层；
所述像素岛开设有位于所述第二触控电极层与所述第二触控连接线之间的第二过孔，所述第二触控电极层穿过所述第二过孔与所述第二触控连接线连接。
在本申请实施例所提供的可拉伸显示模组中，所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控电极层；且
所述第一金属层、第二金属层和所述第三金属层中的另一者包括所述第二触控电极层。
在本申请实施例所提供的可拉伸显示模组中，所述连接桥与所述第一触控电极层、第二触控电极层、第一触控连接线和第二触控连接线中的一者同层设置且为一体成型结构。
在本申请实施例所提供的可拉伸显示模组中，所述显示面板还包括设置于所述柔性衬底上且位于所述桥连区内的有机填充层，所述连接桥设置于所述有机填充层上。
在本申请实施例所提供的可拉伸显示模组中，所述显示面板还包括设置于所述开孔区内的通孔，所述通孔穿过所述柔性衬底。
在本申请实施例所提供的可拉伸显示模组中，所述显示面板还包括相对设置的第一基板和第二基板、以及柔性保护层，所述柔性保护层、柔性衬底、像素岛和所述连接桥位于所述第一基板与所述第二基板之间；
所述柔性保护层包括设置于所述柔性衬底与所述第一基板之间的第一柔性胶层、设置于所述像素岛与所述第二基板之间的第二柔性胶层、以及设置于所述通孔内的第三柔性胶层。在本申请实施例所提供的可拉伸显示模组中，所述连接桥呈弯曲状，且所述连接桥至少包括第一弯曲段和第二弯曲段。
本申请还提供一种可拉伸显示设备，包括一可拉伸显示模组；
所述可拉伸显示模组包括显示面板和内嵌于所述显示面板内的触控层，所述显示面板包括间隔设置的多个岛区、位于任意相邻两所述岛区之间的桥连区、以及设置于各所述岛区和所述桥连区之间的开孔区，所述显示面板包括：
柔性衬底，设置于所述岛区和所述桥连区内；
多个像素岛，设置于所述柔性衬底上，每一所述岛区内设有一所述像素岛，每一所述像素岛上设有至少一个像素；
多个连接桥，设置于所述桥连区内，每一所述连接桥连接相邻两所述像素岛；
其中，所述触控层包括设置于所述岛区内的多个触控模块，每一所述像素岛上设有一所述触控模块，至少部分相邻两所述触控模块通过所述连接桥连接。
在本申请实施例所提供的可拉伸显示设备中，所述触控模块包括第一触控电极层和与所述第一触控电极层连接的第一触控连接线，
所述可拉伸显示模组包括一控制电路，所述第一触控连接线远离所述第一触控电极层的一端通过所述连接桥与所述控制电路连接；
所述像素岛上的像素通过所述连接桥与所述控制电路电连接。
在本申请实施例所提供的可拉伸显示设备中，所述触控层包括多个触控单元和多个触控信号线，每一所述触控单元连接有一所述触控信号线，一所述触控单元包括至少两所述触控模块；
一所述触控单元内，任意相邻两所述触控模块通过所述连接桥连接。
在本申请实施例所提供的可拉伸显示设备中，所述像素岛包括自下而上层叠设置于所述柔性衬底上的第一金属层、第一绝缘层、第二金属层、第二绝缘层、第三金属层；
所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控电极层。
在本申请实施例所提供的可拉伸显示设备中，所述触控层还包括第二触控电极层、以及连接所述第二触控电极层的第二触控连接线，所述第二触控连接线远离所述第二触控电极层的一端通过所述连接桥与所述控制电路连接，所述第一触控电极层与所述第二触控电极层之间设有所述第一绝缘层和/或所述第二绝缘层；
多个所述像素岛和多个所述触控模块均呈矩阵排列，任意相邻两所述触控模块沿第一方向或沿第二方向排布，多个所述连接桥包括多个第一连接桥和多个第二连接桥，沿所述第一方向排布的任意相邻两所述触控模块通过所述第一连接桥连接，沿所述第二方向排布的任意相邻两所述触控模块通过所述第二连接桥连接；
其中，所述第一连接桥与所述触控模块中的第一触控连接线连接，所述第二连接桥与所述触控模块中的第二触控连接线连接。
 有益效果
本申请的有益效果：本申请实施例通过将触控层内嵌于显示面板中，且将多个触控模块设置于岛区，每一像素岛上设有一所述触控模块，至少部分相邻两所述触控模块通过所述连接桥连接，使得触控层与显示面板各像素岛结构紧密结合，在保证显示面板柔性可拉伸且实现触控功能的基础上，避免了可拉伸显示模组厚度增加，降低了具备触控功能的可拉伸显示模组的生产成本。
 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发明的一些实施例，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是本申请实施例提供的可拉伸显示模组的第一种平面结构示意图。
图2是本申请实施例提供的可拉伸显示模组中的触控单元的结构示意图。
图3是本申请实施例提供的可拉伸显示模组的膜层结构示意图。
图4是本申请实施例提供的可拉伸显示模组中像素岛的第一种膜层结构示意图。
图5是本申请实施例提供的可拉伸显示模组中像素岛的第二种膜层结构示意图。
图6是本申请实施例提供的可拉伸显示模组中像素岛的第三种膜层结构示意图。
图7是本申请实施例提供的可拉伸显示模组中像素岛的第四种膜层结构示意图。
图8是本申请实施例提供的可拉伸显示模组的第二种平面结构示意图。
图9是本申请实施例提供的可拉伸显示模组中像素岛的第五种膜层结构示意图。
图10是本申请实施例提供的可拉伸显示模组中像素岛的第六种膜层结构示意图。
 本发明的实施方式
以下各实施例的说明是参考附加的图示，用以例示本发明可用以实施的特定实施例。本发明所提到的方向用语，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发明，而非用以限制本发明。在图中，结构相似的单元是用以相同标号表示。
在本申请的描述中，需要理解的是，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗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，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所述特征。在本申请的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。
在本申请的描述中，需要说明的是，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，也可以是电连接或可以相互通讯；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系。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。
现结合具体实施例对本申请的技术方案进行描述。
请参阅图1至图3，本申请实施例提供一种可拉伸显示模组，包括显示面板和内嵌于所述显示面板内的触控层，所述显示面板包括间隔设置的多个岛区100、位于任意相邻两所述岛区100之间的桥连区200、以及设置于各所述岛区100和所述桥连区200之间的开孔区300，所述显示面板包括：
柔性衬底10，设置于所述岛区100和所述桥连区200内；
多个像素岛20，设置于所述柔性衬底10上，每一所述岛区100内设有一所述像素岛20，每一所述像素岛20上设有至少一个像素；
多个连接桥30，设置于所述桥连区200内，每一所述连接桥30连接相邻两所述像素岛20；
其中，所述触控层包括设置于所述岛区100内的多个触控模块40，每一所述像素岛20上设有一所述触控模块40，至少部分相邻两所述触控模块40通过所述连接桥30连接。
可以理解的是，目前，在诸如Micro LED柔性显示产品通常采用外挂式的触控面板实现触控功能，导致柔性触控显示产品整体的厚度较大且成本较高，同时也缩小了诸如Micro LED柔性显示产品的应用范围；本申请实施例通过将触控层内嵌于显示面板中，且将多个触控模块40设置于岛区100，每一像素岛20上设有一所述触控模块40，至少部分相邻两所述触控模块40通过所述连接桥30连接，使得触控层与显示面板各像素岛20结构紧密结合，在保证显示面板柔性可拉伸且实现触控功能的基础上，避免了可拉伸显示模组厚度增加，降低了具备触控功能的可拉伸显示模组的生产成本。
需要说明的是，请参阅图1至图2，所述连接桥30呈弯曲状，可以包括第一弯曲段31和第二弯曲段32，通过各个呈弯曲状的所述连接桥30的局部微小变形可获得较大的累计变形量来实现可拉伸显示，该连接桥30通过呈弯曲状以具备较长的走线长度，在外力拉伸过程中能够有效释放应力，避免走线发生较大的变形引起电阻值的突变，进而引发光学显示亮度的不稳定变化，以及在拉伸过程中显示亮度不均匀现象，本实施例中，所述第一弯曲段31和所述第二弯曲段32的弯曲方向不同，每一所述像素岛20包括多个侧边，每一所述侧边对应连接一所述连接桥30，连接同一所像素岛20的多个所述连接桥30相对于相应的所述像素岛20的中心呈中心对称结构，以保证多个所述像素岛20在被拉伸时受力均一，同时变形。多个所述像素岛20同时被拉伸后存储弹性势能，当外力卸载后，可拉伸显示模组更易恢复到初始状态，以此实现可重复拉伸的性能；具体的，所述像素岛20为正方形，所述像素岛20的四个侧边分别对应连接一所述连接桥30。在其他实施例中，所述像素岛20可为矩形、菱形、梯形、圆形、椭圆形以及其他多边形中的任意一种，但不以此为限。
值得注意的是，本申请中的显示面板具体可以是有机发光二极管显示器(Organic Light Emitting Diode，OLED)结构，也可以是Micro LED结构，具体不以为限，本申请实施例中，如无特殊说明，均以显示面板具备Micro LED结构为例进行说明；各所述触控模块40通过所述连接桥30连接以实现触控功能，各所述像素岛20通过所述连接桥30以实现显示功能，本实施例中，为避免所述连接桥30上驱动信号和触控信号的串扰，可以采用分时复用的方式实现所述可拉伸显示模组的显示和触控功能。
在一实施例中，请参阅图1至图2，所述触控模块40包括第一触控电极层41和与所述第一触控电极层41连接的第一触控连接线42，所述可拉伸显示模组包括一控制电路60，所述第一触控连接线42远离所述第一触控电极层41的一端通过所述连接桥30与所述控制电路60连接；所述像素岛20上的像素通过所述连接桥30与所述控制电路60电连接。本实施例中，为避免所述连接桥30上驱动信号和触控信号的串扰，可以采用分时复用的方式实现所述可拉伸显示模组的显示和触控功能。
可以理解的是，一所述触控模块40对应一所述像素岛20设置，所述触控模块40包括第一触控电极层41和与所述第一触控电极层41连接的第一触控连接线42，所述第一触控连接线42远离所述第一触控电极层41的一端与所述连接桥30连接，显然，所述第一触控电极层41至少包括一第一触控电极，所述第一触控连接线42用于连接所述第一触控电极与所述连接桥30，通过所述连接桥30将至少部分所述触控模块40内的所述第一触控电极层41连接，实现触控信号的传输，以使得各所述触控模块40之间也具备柔性可拉伸的功能。
在一实施例中，请参阅图1至图2，所述触控层包括多个触控单元400和多个触控信号线，每一所述触控单元400连接有一所述触控信号线，一所述触控单元400包括至少两所述触控模块40；
一所述触控单元400内，任意相邻两所述触控模块40通过所述连接桥30连接。
可以理解的是，所述触控层可以是自容型触控结构，所述触控层包括多个触控单元400和多个触控信号线，每一所述触控单元400连接有一所述触控信号线，各所述触控单元400通过对应的所述触控信号线传输控制信号，其中，一所述触控单元400包括至少两所述触控模块40；每一所述触控单元400内，任意相邻两所述触控模块40通过所述连接桥30连接，然后对应的所述触控信号线连接，所述可拉伸显示模组还包括一控制电路60，每一所述触控信号线一端连接一所述触控单元400，另一端与所述控制电路60连接。
需要说明的是，每一所述触控单元400可以包括多个触控模块40，任意相邻两所述触控模块40通过所述连接桥30连接，也即是在一所述触控单元400内，一所述触控模块40与其相邻的各所述触控模块40均通过所述连接桥30连接，请参阅图1至图2，每一所述触控单元400包括呈阵列排布的九个所述触控模块40，位于中心的一所述触控模块40分别通过不同的所述连接桥30与周侧的四个所述触控模块40连接，而相邻且位于不同所述触控单元400的两所述触控模块40则不通过所述连接桥30连接。
在一实施例中，请参阅图3至图7，所述像素岛20包括自下而上层叠设置于所述柔性衬底10上的第一金属层21、第一绝缘层22、第二金属层23、第二绝缘层24、第三金属层25；
所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者包括所述第一触控电极层41。
可以理解的是，通过使所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者包括所述第一触控电极层41，也即可以使所述第一触控电极层41可以与所述第一金属层21、第二金属层23或所述第三金属层25内的其它结构同层设置且一体成型，可以在不影响可拉伸显示模组整体厚度的前提下，实现可拉伸显示模组的触控功能，同时，也避免增加额外工艺单独制作所述第一触控电极层41，降低了具备触控功能的可拉伸显示模组的制作成本。
需要说明的是，每一所述像素岛20包括微型发光二极管26和至少一驱动该微型发光二极管26的薄膜晶体管层，所述像素岛20的所述薄膜晶体管层包括自下而上层叠设置于所述柔性衬底10上的第一金属层21、第一绝缘层22、第二金属层23、第二绝缘层24、第三金属层25，具体的，所述薄膜晶体管层内薄膜晶体管的结构可以是顶栅型或底栅型等结构，本实施例中，以底栅型为例，所述第一金属层21可以包括栅极，所述第二金属层23可以是包括源极和漏极，所述第三金属层25可以与所述第二金属层23连接，且所述第三金属层25包括与所述微型发光二极管26连接的两个引脚，此外，所述像素岛20还包括设置于所述柔性衬底10上的有源层27，所述有源层27与所述第一金属层21之间设置有栅极绝缘层28，所述第二绝缘层24可以包括平坦层和钝化保护层，所述柔性衬底10与所述有源层27之间可以设置有缓冲层。
本实施例中，请参阅图4，所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者包括所述第一触控连接线42。
可以理解的是，通过使所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者包括所述第一触控连接线42，使得所述第一触控连接线42可以与所述第一金属层21、第二金属层23或所述第三金属层25内的其它结构同层设置且一体成型，可以在不影响可拉伸显示模组整体厚度的前提下，实现可拉伸显示模组的触控功能，同时，也避免增加额外工艺单独制作所述第一触控连接线42，降低了具备触控功能的可拉伸显示模组的制作成本。
需要说明的是，所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者可以同时包括所述第一触控电极层41和所述第一触控连接线42，使所述第一触控电极层41和所述第一触控连接线42与所述第一金属层21、第二金属层23或所述第三金属层25内的其它结构同层设置且一体成型，显然，所述第一触控电极层41和所述第一触控连接线42采用同一道制程制作，在现有制作工艺的基础上，仅需调整所述第一金属层21、第二金属层23和所述第三金属层25的其中一者的蚀刻图案，避免影响多个膜层结构的制作，最大化的降低了具备触控功能的可拉伸显示模组的制作成本，也避免了额外增加所述可拉伸显示模组的厚度。
值得注意的是，当所述第一触控电极层41和所述第一触控连接线42同层设置且为一体成型结构时，为便于所述第一触控连接线42两端分别与所述第一触控电极层41和所述连接桥30连接，所述第一触控电极层41和所述第一触控连接线42可以与所述连接桥30所在的金属层同层设置，在一实施例中，所述第二金属层23可以包括所述第一触控电极层41、所述第一触控连接线42和所述连接桥30。
在一实施例中，请参阅图5至图7，所述第一触控电极层41与所述第一触控连接线42之间设有所述第一绝缘层22和/或所述第二绝缘层24；
所述像素岛20开设有位于所述第一触控电极层41与所述第一触控连接线42之间的第一过孔001，所述第一触控电极层41穿过所述第一过孔001与所述第一触控连接线42连接。
可以理解的是，所述第一触控电极层41与所述第一触控连接线42之间设有所述第一绝缘层22和/或所述第二绝缘层24，也即是所述第一触控电极层41和所述第一触控连接线42异层设置，从而便于所述第一触控电极层41设置于具备较好触控灵敏度的位置，然后通过所述第一过孔001与所述第一触控连接线42连接，本实施例中，请参阅图5，所述第三金属层25可以包括所述第一触控电极层41，所述第二金属层23可以包括所述第一触控连接线42可以与所述第二金属层23和所述连接桥30，也即是所述第一触控电极层41与所述第一触控连接线42之间设有所述第二绝缘层24，此时，所述第一过孔001开设于所述第二绝缘层24上，所述第一触控电极层41穿过所述第一过孔001与所述第一触控连接线42连接。在一实施例中，请参阅图8至图10，所述触控层还包括第二触控电极层43、以及连接所述第二触控电极层43的第二触控连接线44，所述第二触控连接线44远离所述第二触控电极层43的一端通过所述连接桥30与所述控制电路60连接，所述第一触控电极层41与所述第二触控电极层43之间设有所述第一绝缘层22和/或所述第二绝缘层24；
多个所述像素岛20和多个所述触控模块40均呈矩阵排列，任意相邻两所述触控模块40沿第一方向X或沿第二方向Y排布，多个所述连接桥30包括多个第一连接桥33和多个第二连接桥34，沿所述第一方向X排布的任意相邻两所述触控模块40通过所述第一连接桥33连接，沿所述第二方向Y排布的任意相邻两所述触控模块40通过所述第二连接桥34连接；
其中，所述第一连接桥33与所述触控模块40中的第一触控连接线42连接，所述第二连接桥34与所述触控模块40中的第二触控连接线44连接。
可以理解的是，所述触控层还可以是互容型触控结构，所述触控层还包括第二触控电极层43、以及连接所述第二触控电极层43的第二触控连接线44，所述第一触控电极层41与所述第二触控电极层43之间设有所述第一绝缘层22和/或所述第二绝缘层24；也即是所述第一触控电极层41与所述第二触控电极层43异层设置，所述第二触控电极层43包括至少一第二触控电极，所述第二触控电极层43通过所述第二触控连接线44与所述连接桥30连接；本实施例中，多个所述像素岛20和多个所述触控模块40均呈矩阵排列，任意相邻两所述触控模块40沿第一方向X或沿第二方向Y排布，多个所述连接桥30包括多个第一连接桥33和多个第二连接桥34，沿所述第一方向X排布的任意相邻两所述触控模块40通过所述第一连接桥33连接，沿所述第二方向Y排布的任意相邻两所述触控模块40通过所述第二连接桥34连接，其中，所述第一连接桥33与所述触控模块40中的第一触控连接线42连接，所述第二连接桥34与所述触控模块40中的第二触控连接线44连接，也即是在沿所述第一方向X上，位于同一行的各所述触控模块40内的所述第一触控电极层41串联，在沿所述第二方向Y上，位于同一列的各所述触控模块40内的所述第二触控电极层43串联，具体的，所述第一触控电极层41可以作为触控驱动电极(Tx)，所述第二触控电极层43可以作为触控感应电极(Rx)，所述第一方向X可以与所述第二方向Y垂直。本实施例中，请参阅图9，所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者包括所述第二触控电极层43和所述第二触控连接线44。
可以理解的是，所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者包括所述第二触控电极层43和所述第二触控连接线44，也即是所述第二触控电极层43和所述第二触控连接线44同层设置本实施例中，所述第二触控连接线44一端连接所述第二触控电极层43，所述第二触控连接线44另一端连接所述连接桥30，所述第二触控连接线44可以通过过孔换层的方式与所述连接桥30连接，也可以与所述连接桥30设置在同一层，具体的，所述第二金属层23可以包括所述第二触控连接线44、所述第二触控电极层43和所述连接桥30，也即所述第二触控连接线44、所述第二触控电极层43和所述连接桥30可以是同层设置且为一体成型结构，不仅降低了具备触控功能的可拉伸显示模组的制作成本，也避免了额外增加所述可拉伸显示模组的厚度。
值得注意的是，当所述第二金属层23包括所述第二触控连接线44、所述第二触控电极层43和所述连接桥30，且所述第二触控连接线44、所述第二触控电极层43和所述连接桥30同层设置时，由于所述第二触控电极层43与所述第一触控电极层41异层设置，此时，所述第一金属层21或第三金属层25包括所述第一触控电极层41，所述第一触控电极层41通过所述第一过孔001与所述第一触控连接线42连接，显然，所述第二金属层23还可以包括所述第一触控连接线42，也即是所述第二触控连接线44、所述第二触控电极层43、所述连接桥30和所述第一触控连接线42同层设置，本实施例中，可以通过使所述第一触控连接线42、所述第二触控连接线44、所述第二触控电极层43和所述连接桥30同层设置且为一体成型结构，在降低了具备触控功能的可拉伸显示模组的制作成本的同时，也避免了额外增加所述可拉伸显示模组的厚度。
本实施例中，请参阅图10，所述第二触控电极层43与所述第二触控连接线44之间设有所述第一绝缘层22和/或所述第二绝缘层24；
所述像素岛20开设有位于所述第二触控电极层43与所述第二触控连接线44之间的第二过孔002，所述第二触控电极层43穿过所述第二过孔002与所述第二触控连接线44连接。
可以理解的是，所述第二触控电极层43与所述第二触控连接线44之间设有所述第一绝缘层22和/或所述第二绝缘层24，也即是所述第二触控电极层43与所述第二触控连接线44异层设置，并且，所述第二触控电极层43需要与所述第一触控电极层41异层设置，从而使得所述第一触控电极层41、第二触控电极层43和所述第二触控连接线44分别设置于不同膜层，同时，所述像素岛20开设有位于所述第二触控电极层43与所述第二触控连接线44之间的第二过孔002，所述第二触控电极层43穿过所述第二过孔002与所述第二触控连接线44连接；本实施例中，为便于所述第二触控连接线44与所述连接桥30连接，所述第二金属层23可以包括所述连接桥30和所述第二触控连接线44，使得所述连接桥30和所述第二触控连接线44同层设置且为一体成型结构，所述第三金属层25可以包括所述第一触控电极，所述第一金属层21可以包括所述第二触控电极，此时，所述第二触控电极层43与所述第二触控连接线44之间设有所述第一绝缘层22，所述第二过孔002设置于所述第一绝缘层22上，所述第二触控电极层43穿过所述第二过孔002与所述第二触控连接线44连接。值得注意的是，请参阅图10，当所述第一触控电极层41与所述第一触控连接线42异层设置时，所述第一触控电极层41穿过所述第一过孔001与所述第一触控连接线42连接，为便于所述第一触控连接线42与所述连接桥30连接，所述第二金属层23可以包括所述连接桥30、所述第一触控连接线42和所述第二触控连接线44，使得所述连接桥30、所述第一触控连接线42和所述第二触控连接线44可以同层设置且为一体成型结构，不仅降低了具备触控功能的可拉伸显示模组的制作成本，也避免了额外增加所述可拉伸显示模组的厚度。
在一实施例中，请参阅图9至图10，所述第一金属层21、第二金属层23和所述第三金属层25中的其中一者包括所述第一触控电极层41；且所述第一金属层21、第二金属层23和所述第三金属层25中的另一者包括所述第二触控电极层43。
在一实施例中，所述第二金属层23包括所述连接桥30、第一触控连接线42和第二触控连接线44，可以理解的是，如前实施例所述，所述连接桥30与所述第一触控连接线42和第二触控连接线44同层设置且为一体成型结构具体结构在此不再赘述。
在一实施例中，请参阅图3，所述显示面板还包括设置于所述柔性衬底10上且位于所述桥连区200内的有机填充层70，所述连接桥30设置于所述有机填充层70上；所述显示面板还包括设置于所述开孔区300内的通孔80，所述通孔80穿过所述柔性衬底10。
在一实施例中，所述显示面板还包括相对设置的第一基板101和第二基板102、以及柔性保护层90，所述柔性保护层90、柔性衬底10、像素岛20和所述连接桥30位于所述第一基板101与所述第二基板102之间；
所述柔性保护层90包括设置于所述柔性衬底10与所述第一基板101之间的第一柔性胶层91、设置于所述像素岛20与所述第二基板102之间的第二柔性胶层92、以及设置于所述通孔80内的第三柔性胶层93。
可以理解的是，所述柔性保护层90包括所述第一柔性胶层91、第二柔性胶层92和所述第三柔性胶层93，所述第一柔性胶层91、第二柔性胶层92和所述第三柔性胶层93可以一体设置，多个所述像素岛20内嵌于所述第一柔性胶层91、第二柔性胶层92和所述第三柔性胶层93构成的所述柔性保护层90内，所述柔性保护层90的材料可以为透明的光学胶等可拉伸的胶材，通过在所述像素岛20两侧以及各所述像素岛20之间填充一体设置的所述柔性保护层90，使得可拉伸显示模组实现了空间上的多维度拉伸变形。
本申请还提供一种可拉伸显示设备，所述可拉伸显示设备包括上述实施例中的可拉伸显示模组，本申请的可拉伸显示设备可应用于柔性人机交互显示、医疗显示、可自由拉伸式车载显示终端、可穿戴式显示终端产品中。
本申请实施例通过将触控层内嵌于显示面板中，且将多个触控模块40设置于岛区100，每一像素岛20上设有一所述触控模块40，至少部分相邻两所述触控模块40通过所述连接桥30连接，使得触控层与显示面板各像素岛20结构紧密结合，在保证显示面板柔性可拉伸且实现触控功能的基础上，避免了可拉伸显示模组厚度增加，降低了具备触控功能的可拉伸显示模组的生产成本。
综上所述，虽然本发明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发明，本领域的普通技术人员，在不脱离本发明的精神和范围内，均可作各种更动与润饰，因此本发明的保护范围以权利要求界定的范围为准。

Claims (20)

  1. 一种可拉伸显示模组，其包括显示面板和内嵌于所述显示面板内的触控层，所述显示面板包括间隔设置的多个岛区、位于任意相邻两所述岛区之间的桥连区、以及设置于各所述岛区和所述桥连区之间的开孔区，所述显示面板包括：
    柔性衬底，设置于所述岛区和所述桥连区内；
    多个像素岛，设置于所述柔性衬底上，每一所述岛区内设有一所述像素岛，每一所述像素岛上设有至少一个像素；
    多个连接桥，设置于所述桥连区内，每一所述连接桥连接相邻两所述像素岛；
    其中，所述触控层包括设置于所述岛区内的多个触控模块，每一所述像素岛上设有一所述触控模块，至少部分相邻两所述触控模块通过所述连接桥连接。
  2. 根据权利要求1所述的可拉伸显示模组，其中，所述触控模块包括第一触控电极层和与所述第一触控电极层连接的第一触控连接线，
    所述可拉伸显示模组包括一控制电路，所述第一触控连接线远离所述第一触控电极层的一端通过所述连接桥与所述控制电路连接；
    所述像素岛上的像素通过所述连接桥与所述控制电路电连接。
  3. 根据权利要求2所述的可拉伸显示模组，其中，所述触控层包括多个触控单元和多个触控信号线，每一所述触控单元连接有一所述触控信号线，一所述触控单元包括至少两所述触控模块；
    一所述触控单元内，任意相邻两所述触控模块通过所述连接桥连接。
  4. 根据权利要求2所述的可拉伸显示模组，其中，所述像素岛包括自下而上层叠设置于所述柔性衬底上的第一金属层、第一绝缘层、第二金属层、第二绝缘层、第三金属层；
    所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控电极层。
  5. 根据权利要求4所述的可拉伸显示模组，其中，所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控连接线。
  6. 根据权利要求5所述的可拉伸显示模组，其中，所述第一触控电极层与所述第一触控连接线之间设有所述第一绝缘层和/或所述第二绝缘层；
    所述像素岛开设有位于所述第一触控电极层与所述第一触控连接线之间的第一过孔，所述第一触控电极层穿过所述第一过孔与所述第一触控连接线连接。
  7. 根据权利要求4所述的可拉伸显示模组，其中，所述触控层还包括第二触控电极层、以及连接所述第二触控电极层的第二触控连接线，所述第二触控连接线远离所述第二触控电极层的一端通过所述连接桥与所述控制电路连接，所述第一触控电极层与所述第二触控电极层之间设有所述第一绝缘层和/或所述第二绝缘层；
    多个所述像素岛和多个所述触控模块均呈矩阵排列，任意相邻两所述触控模块沿第一方向或沿第二方向排布，多个所述连接桥包括多个第一连接桥和多个第二连接桥，沿所述第一方向排布的任意相邻两所述触控模块通过所述第一连接桥连接，沿所述第二方向排布的任意相邻两所述触控模块通过所述第二连接桥连接；
    其中，所述第一连接桥与所述触控模块中的第一触控连接线连接，所述第二连接桥与所述触控模块中的第二触控连接线连接。
  8. 根据权利要求7所述的可拉伸显示模组，其中，所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第二触控电极层和所述第二触控连接线。
  9. 根据权利要求7所述的可拉伸显示模组，其中，所述第二触控电极层与所述第二触控连接线之间设有所述第一绝缘层和/或所述第二绝缘层；
    所述像素岛开设有位于所述第二触控电极层与所述第二触控连接线之间的第二过孔，所述第二触控电极层穿过所述第二过孔与所述第二触控连接线连接。
  10. 根据权利要求7所述的可拉伸显示模组，其中，所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控电极层；且
    所述第一金属层、第二金属层和所述第三金属层中的另一者包括所述第二触控电极层。
  11. 根据权利要求7所述的可拉伸显示模组，其中，所述第二金属层包括所述连接桥、第一触控连接线和第二触控连接线。
  12. 根据权利要求1所述的可拉伸显示模组，其中，所述显示面板还包括设置于所述柔性衬底上且位于所述桥连区内的有机填充层，所述连接桥设置于所述有机填充层上。
  13. 根据权利要求1所述的可拉伸显示模组，其中，所述显示面板还包括设置于所述开孔区内的通孔，所述通孔穿过所述柔性衬底。
  14. 根据权利要求13所述的可拉伸显示模组，其中，所述显示面板还包括相对设置的第一基板和第二基板、以及柔性保护层，所述柔性保护层、柔性衬底、像素岛和所述连接桥位于所述第一基板与所述第二基板之间；
    所述柔性保护层包括设置于所述柔性衬底与所述第一基板之间的第一柔性胶层、设置于所述像素岛与所述第二基板之间的第二柔性胶层、以及设置于所述通孔内的第三柔性胶层。
  15. 根据权利要求1所述的可拉伸显示模组，其中，所述连接桥呈弯曲状，且所述连接桥至少包括第一弯曲段和第二弯曲段。
  16. 一种可拉伸显示设备，其包括一可拉伸显示模组；
    所述可拉伸显示模组包括显示面板和内嵌于所述显示面板内的触控层，所述显示面板包括间隔设置的多个岛区、位于任意相邻两所述岛区之间的桥连区、以及设置于各所述岛区和所述桥连区之间的开孔区，所述显示面板包括：
    柔性衬底，设置于所述岛区和所述桥连区内；
    多个像素岛，设置于所述柔性衬底上，每一所述岛区内设有一所述像素岛，每一所述像素岛上设有至少一个像素；
    多个连接桥，设置于所述桥连区内，每一所述连接桥连接相邻两所述像素岛；
    其中，所述触控层包括设置于所述岛区内的多个触控模块，每一所述像素岛上设有一所述触控模块，至少部分相邻两所述触控模块通过所述连接桥连接。
  17. 根据权利要求16所述的可拉伸显示设备，其中，所述触控模块包括第一触控电极层和与所述第一触控电极层连接的第一触控连接线，
    所述可拉伸显示模组包括一控制电路，所述第一触控连接线远离所述第一触控电极层的一端通过所述连接桥与所述控制电路连接；
    所述像素岛上的像素通过所述连接桥与所述控制电路电连接。
  18. 根据权利要求17所述的可拉伸显示设备，其中，所述触控层包括多个触控单元和多个触控信号线，每一所述触控单元连接有一所述触控信号线，一所述触控单元包括至少两所述触控模块；
    一所述触控单元内，任意相邻两所述触控模块通过所述连接桥连接。
  19. 根据权利要求17所述的可拉伸显示设备，其中，所述像素岛包括自下而上层叠设置于所述柔性衬底上的第一金属层、第一绝缘层、第二金属层、第二绝缘层、第三金属层；
    所述第一金属层、第二金属层和所述第三金属层中的其中一者包括所述第一触控电极层。
  20. 根据权利要求19所述的可拉伸显示设备，其中，所述触控层还包括第二触控电极层、以及连接所述第二触控电极层的第二触控连接线，所述第二触控连接线远离所述第二触控电极层的一端通过所述连接桥与所述控制电路连接，所述第一触控电极层与所述第二触控电极层之间设有所述第一绝缘层和/或所述第二绝缘层；
    多个所述像素岛和多个所述触控模块均呈矩阵排列，任意相邻两所述触控模块沿第一方向或沿第二方向排布，多个所述连接桥包括多个第一连接桥和多个第二连接桥，沿所述第一方向排布的任意相邻两所述触控模块通过所述第一连接桥连接，沿所述第二方向排布的任意相邻两所述触控模块通过所述第二连接桥连接；
    其中，所述第一连接桥与所述触控模块中的第一触控连接线连接，所述第二连接桥与所述触控模块中的第二触控连接线连接。
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