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CN-224232164-U - Touch display device

CN224232164UCN 224232164 UCN224232164 UCN 224232164UCN-224232164-U

Abstract

The application discloses a touch display device, which is characterized in that an array substrate is provided with a plurality of first connecting terminals, the plurality of first connecting terminals are arranged at intervals, a flexible circuit board is electrically connected with the array substrate, the flexible circuit board is electrically connected with the first connecting terminals, a plurality of second connecting terminals are arranged on one surface of a touch layer, which is close to the array substrate, the plurality of second connecting terminals are arranged at intervals, a plurality of side wires are arranged at intervals, each side wire is electrically connected with each first connecting terminal and each second connecting terminal respectively, wherein the side wires are positioned on one side of the first connecting terminals and the second connecting terminals, namely, the array substrate and a touch layer are electrically connected with a driving circuit board respectively by using one flexible circuit board, so that signal transmission is realized.

Inventors

  • XIA RONG

Assignees

  • 武汉华星光电技术有限公司

Dates

Publication Date
20260512
Application Date
20250516

Claims (10)

  1. 1. A touch display device, comprising: the array substrate is provided with a plurality of first connecting terminals, and the plurality of first connecting terminals are arranged at intervals; The light-emitting substrate is arranged on one side of the array substrate; The cover plate is arranged on one side, far away from the array substrate, of the light-emitting substrate; The flexible circuit board is electrically connected with the array substrate and the first connecting terminal; the driving circuit board is electrically connected with the flexible circuit board; The touch control layer is arranged on one surface of the cover plate, which is close to the light-emitting substrate, and a plurality of second connecting terminals are arranged on one surface of the touch control layer, which is close to the array substrate, and are arranged at intervals; The side wires are arranged at intervals, each side wire is electrically connected with each first connecting terminal and each second connecting terminal, and the side wires are located on one side face of each first connecting terminal and one side face of each second connecting terminal.
  2. 2. The touch display device according to claim 1, wherein the touch display device includes a display area and a non-display area disposed around the display area, the non-display area including a lower frame area and an upper frame area opposite to the lower frame area, the plurality of first connection terminals and the plurality of second connection terminals being located in the upper frame area, a portion of each of the second connection terminals overlapping each of the first connection terminals in a plan view of the touch display device.
  3. 3. The touch display device according to claim 2, wherein the non-display area further comprises a side frame area, the array substrate is provided with a third connection terminal, a plurality of third connection terminals are arranged at intervals, the third connection terminals are located in the side frame area, and the flexible circuit board is electrically connected with the first connection terminals through the third connection terminals.
  4. 4. A touch display device according to any of claims 1-3, wherein at least a portion of the side wires cover sides of the first connection terminals and sides of the second connection terminals.
  5. 5. The touch display device according to claim 4, wherein the side wires extend in a direction toward the array substrate, and a surface of a side of the side wires away from the cover plate is not lower than a surface of a side of the array substrate away from the cover plate, the side wires further extend in a direction toward the cover plate, and a surface of a side of the side wires away from the array substrate is not higher than a surface of a side of the cover plate away from the array substrate.
  6. 6. The touch display device according to claim 1, wherein the first connection terminal has a width of 0.2mm to 1mm, the second connection terminal has a width of 0.2mm to 1mm, and the side wire has a width of 0.2mm to 1mm.
  7. 7. The touch display device according to claim 1, wherein a first pitch of two adjacent first connection terminals is 0.2mm to 1mm, a second pitch of two adjacent second connection terminals is 0.2mm to 1mm, and a third pitch of two adjacent side wires is 0.2mm to 1mm.
  8. 8. The touch display device of claim 1, wherein the thickness of the side conductive lines is 10um to 30um.
  9. 9. The touch display device according to claim 1, wherein a fourth pitch is provided between the first connection terminal and the second connection terminal, and the fourth pitch is not greater than 5um.
  10. 10. The touch display device of claim 1, wherein the material of the touch layer is indium tin oxide.

Description

Touch display device Technical Field The application relates to the technical field of display, in particular to a touch display device. Background The touch display device of conventional scheme includes array substrate, touch layer, first flexible circuit board, second flexible circuit board and drive circuit board, array substrate passes through first flexible circuit board and drive circuit board electricity and is connected, and the touch layer passes through second flexible circuit board and drive circuit board electricity and is connected, because touch display device's first flexible circuit board, second flexible circuit board lie in different planes, and need twice flexible circuit board bonding bind the technology, lead to first flexible circuit board, second flexible circuit board and drive circuit board's bonding to bind the greater space of frame district that needs to occupy touch display device, causes touch display device's width increase of lower frame. Disclosure of utility model The embodiment of the application provides a touch display device, which is used for reducing the width of a lower frame of the touch display device. An embodiment of the present application provides a touch display device, including: the array substrate is provided with a plurality of first connecting terminals, and the plurality of first connecting terminals are arranged at intervals; The light-emitting substrate is arranged on one side of the array substrate; The cover plate is arranged on one side, far away from the array substrate, of the light-emitting substrate; The flexible circuit board is electrically connected with the array substrate and the first connecting terminal; the driving circuit board is electrically connected with the flexible circuit board; The touch control layer is arranged on one surface of the cover plate, which is close to the light-emitting substrate, and a plurality of second connecting terminals are arranged on one surface of the touch control layer, which is close to the array substrate, and are arranged at intervals; The side wires are arranged at intervals, each side wire is electrically connected with each first connecting terminal and each second connecting terminal, and the side wires are located on one side face of each first connecting terminal and one side face of each second connecting terminal. Further, the touch display device includes a display area and a non-display area surrounding the display area, the non-display area includes a lower frame area and an upper frame area opposite to the lower frame area, the plurality of first connection terminals and the plurality of second connection terminals are located in the upper frame area, and in a top view of the touch display device, a portion of each of the second connection terminals overlaps each of the first connection terminals. Further, the non-display area further comprises a side frame area, the array substrate is provided with a third connecting terminal, a plurality of third connecting terminals are arranged at intervals, the third connecting terminals are located in the side frame area, and the flexible circuit board is electrically connected with the first connecting terminals through the third connecting terminals. Further, at least a portion of the side wire covers a side surface of the first connection terminal and a side surface of the second connection terminal. Further, the side wires extend towards the direction of the array substrate, the surface of the side wires, which is far away from the cover plate, is not lower than the surface of the side of the array substrate, which is far away from the cover plate, the side wires also extend towards the direction of the cover plate, and the surface of the side wires, which is far away from the array substrate, is not higher than the surface of the side of the cover plate, which is far away from the array substrate. Further, the width of the first connecting terminal is 0.2mm-1mm, the width of the second connecting terminal is 0.2mm-1mm, and the width of the side wire is 0.2mm-1mm. Further, the first spacing between two adjacent first connecting terminals is 0.2mm-1mm, the second spacing between two adjacent second connecting terminals is 0.2mm-1mm, and the third spacing between two adjacent side wires is 0.2mm-1mm. Further, the thickness of the side wire is 10um to 30um. Further, a fourth interval is arranged between the first connecting terminal and the second connecting terminal, and the fourth interval is not more than 5um. Further, the material of the touch layer is indium tin oxide. The application has the beneficial effects that: The application provides a touch display device, which is characterized in that a plurality of first connecting terminals are arranged on an array substrate, a plurality of first connecting terminals are arranged at intervals, a flexible circuit board is electrically connected with the array substrate, the flexible circuit board