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CN-122024595-A - Display module

CN122024595ACN 122024595 ACN122024595 ACN 122024595ACN-122024595-A

Abstract

The application relates to a display module. The display module comprises a display panel and a support lamination layer, wherein the display panel comprises a display part and a binding part positioned at one side of the display part, the support lamination layer is arranged at one side of the display part, which is not light-emitting surface, the support lamination layer comprises a back plate layer, the back plate layer comprises a first back plate and a second back plate, the first back plate is arranged in a lamination manner with the display part, the second back plate is arranged in a lamination manner with the binding part, and the elastic modulus of the first back plate is larger than that of the second back plate. In the display module provided by the embodiment of the application, the backboard layer is arranged to comprise the first backboard and the second backboard, and the elastic modulus of the first backboard is larger than that of the second backboard, so that the mechanical property of the first backboard is improved, and the mechanical property of the display module is further improved.

Inventors

  • LI MANLI

Assignees

  • 武汉华星光电半导体显示技术有限公司

Dates

Publication Date
20260512
Application Date
20260316

Claims (11)

  1. 1. A display module, comprising: The display panel comprises a display part and a binding part positioned at one side of the display part; The support lamination layer is arranged on one side of the non-light-emitting surface of the display part and comprises a back plate layer, the back plate layer comprises a first back plate and a second back plate, the first back plate is arranged in a lamination mode with the display part, the second back plate is arranged in a lamination mode with the binding part, and the elastic modulus of the first back plate is larger than that of the second back plate.
  2. 2. The display module of claim 1, wherein the support stack is provided with a first through hole penetrating the support stack in a thickness direction of the display module; The first backboard comprises a backboard main body and a backboard coating, the backboard coating covers at least one side surface of the backboard main body, the first through hole is avoided from the backboard main body, the first through hole penetrates through the backboard coating, and the elastic modulus of the backboard main body is larger than that of the backboard coating.
  3. 3. The display module according to claim 2, wherein the back plate body is provided with a second through hole, an axis of the second through hole is parallel to an axis of the first through hole, and a pore diameter of the second through hole is larger than a pore diameter of the first through hole.
  4. 4. A display module according to claim 3, wherein the back plate coating covers a side wall of the second through hole, a surface of a side of the back plate body away from the display portion, and a side wall of the back plate body.
  5. 5. The display module of claim 4, wherein the thickness of the back plate coating is less than the thickness of the back plate body in a thickness direction of the display module.
  6. 6. A display module according to claim 3, wherein the display module further comprises: The cover plate is arranged on one side of the light emitting surface of the display panel and comprises a cover plate main body and a shading layer arranged on one side of the cover plate main body; The light shielding layer comprises a light shielding part corresponding to the first through hole, the light shielding part is provided with a third through hole, the axis of the third through hole is parallel to the axis of the first through hole, and the aperture of the third through hole is smaller than that of the first through hole.
  7. 7. The display module according to claim 6, wherein the display panel is provided with a fourth through hole penetrating through the display panel in a thickness direction of the display module; The first through hole, the fourth through hole and the third through hole are sequentially communicated, and the hole wall of the fourth through hole is flush with the hole wall of the first through hole.
  8. 8. The display module of claim 2, wherein the light transmittance of the back plate coating is greater than or equal to 88%.
  9. 9. The display module of any one of claims 1 to 8, wherein the support stack further comprises a support layer disposed on a side of the first back plate remote from the display panel, the support layer having a greater modulus of elasticity than the second back plate.
  10. 10. The display module of claim 9, wherein the support stack further comprises a buffer layer disposed between the first back plate and the support layer, the buffer layer having a modulus of elasticity that is less than a modulus of elasticity of the second back plate.
  11. 11. A display module according to any one of claims 2 to 8, wherein the material of the backplate body comprises glass.

Description

Display module Technical Field The application relates to the technical field of display, in particular to a display module. Background An OLED (Organic Light-Emitting Diode) display technology is a novel display technology, and is gradually paid attention to by unique advantages of low power consumption, high saturation, fast response time, wide viewing angle and the like, and takes a place in the technical field of panel display. The flexible display panel has flexibility and can be applied to scenes such as folding. However, the mechanical properties of flexible display panels are poor and improvements are needed. Disclosure of Invention The embodiment of the application provides a display module, which solves the technical problem that the mechanical property of a flexible display panel is poor. In order to achieve the above object, the present application provides a display module, including: The display panel comprises a display part and a binding part positioned at one side of the display part; The support lamination layer is arranged on one side of the non-light-emitting surface of the display part and comprises a back plate layer, the back plate layer comprises a first back plate and a second back plate, the first back plate is arranged in a lamination mode with the display part, the second back plate is arranged in a lamination mode with the binding part, and the elastic modulus of the first back plate is larger than that of the second back plate. Optionally, the support lamination is provided with a first through hole, and the first through hole penetrates through the support lamination along the thickness direction of the display module; The first backboard comprises a backboard main body and a backboard coating, the backboard coating covers at least one side surface of the backboard main body, the first through hole is avoided from the backboard main body, the first through hole penetrates through the backboard coating, and the elastic modulus of the backboard main body is larger than that of the backboard coating. Optionally, the backboard main body is provided with a second through hole, the axis of the second through hole is parallel to the axis of the first through hole, and the aperture of the second through hole is larger than that of the first through hole. Optionally, the back plate coating covers a side wall of the second through hole, a surface of a side of the back plate main body away from the display portion, and a side wall of the back plate main body. Optionally, in a thickness direction of the display module, a thickness of the back plate coating is smaller than a thickness of the back plate main body. Optionally, the display module further includes: The cover plate is arranged on one side of the light emitting surface of the display panel and comprises a cover plate main body and a shading layer arranged on one side of the cover plate main body; The light shielding layer comprises a light shielding part corresponding to the first through hole, the light shielding part is provided with a third through hole, the axis of the third through hole is parallel to the axis of the first through hole, and the aperture of the third through hole is smaller than that of the first through hole. Optionally, the display panel is provided with a fourth through hole, and the fourth through hole penetrates through the display panel along the thickness direction of the display module; The first through hole, the fourth through hole and the third through hole are sequentially communicated, and the hole wall of the fourth through hole is flush with the hole wall of the first through hole. Optionally, the light transmittance of the back sheet coating is greater than or equal to 88%. Optionally, the support laminate further includes a support layer disposed on a side of the first back plate away from the display panel, and an elastic modulus of the support layer is greater than an elastic modulus of the second back plate. Optionally, the support stack further includes a buffer layer disposed between the first back plate and the support layer, the buffer layer having a modulus of elasticity that is less than a modulus of elasticity of the second back plate. Optionally, the material of the back plate body comprises glass. In the display module provided by the embodiment of the application, the backboard layer is arranged to comprise the first backboard and the second backboard, and the elastic modulus of the first backboard is larger than that of the second backboard, so that the mechanical property of the first backboard is improved, and the mechanical property of the display module is further improved. Additional features and advantages of the application will be set forth in the detailed description which follows. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the description of the embodi