CN-121982973-A - Display device and electronic apparatus

Abstract

The application discloses a display device and electronic equipment, and relates to the technical field of display equipment, wherein the display device comprises a support frame, a first display device and a second display device, wherein the support frame comprises a first surface and a second surface which are opposite; the display module is fixed on the first surface through the electric viscosity reducing adhesive layer, the circuit board is located on one side, far away from the display module, of the supporting frame, the conducting piece is located between the display module and the circuit board and is electrically connected with the electric viscosity reducing adhesive layer, the first conducting connecting piece is electrically connected with the circuit board through the first conducting connecting piece, the first conducting connecting piece is abutted to at least one of the circuit board and the conducting piece, and the circuit board provides set voltage for the electric viscosity reducing adhesive layer through the first conducting connecting piece. When the display module is disassembled, the circuit structure between the circuit board and the electric viscosity reducing layer is not required to be destructively disassembled, and the circuit structure connected with the circuit board is convenient to be disassembled in a nondestructive way.

Inventors

• WU SHOUZHENG
• LI XIAO
• GAO WEN
• HE YONGXIN
• JIA ZHENYU
• LIU YONGFENG

Assignees

• 上海天马微电子有限公司

Dates

Publication Date

20260505

Application Date

20260228

Claims (20)

1. 1. A display device, comprising: a support frame including opposed first and second surfaces; The display module is fixed on the first surface through an electric viscosity reducing layer; The circuit board is positioned on one side of the supporting frame far away from the display module; The conductive piece is positioned between the display module and the circuit board and is electrically connected with the electric viscosity reducing layer; The circuit board is electrically connected with the conductive piece through the first conductive connecting piece, the first conductive connecting piece is abutted with at least one of the circuit board and the conductive piece, and the circuit board provides set voltage for the electric viscosity reducing adhesive layer through the first conductive connecting piece.
2. 2. The display device of claim 1, wherein the support frame includes a side connecting the first surface and the second surface, the electric anti-adhesive layer includes a bent portion extending to the second surface based on the side, the bent portion partially overlapping the second surface, a first predetermined distance between the bent portion on the second surface and the circuit board, and the conductive member includes the bent portion, the first conductive connection member being located between the bent portion and the circuit board.
3. 3. The display device of claim 1, further comprising a conductive strip positioned on a side of the display module facing the support frame, the conductive strip being electrically connected to the electrically anti-adhesive layer; The conductive piece comprises the conductive strip, a second preset distance is reserved between the conductive strip and the circuit board, and the first conductive connecting piece is located between the conductive strip and the circuit board.
4. 4. The display device of claim 3, wherein a surface of the display module facing away from the display side is secured to a conductive plate, the conductive plate being secured to the first surface based on the electrically-adhesive layer and being electrically connected to the electrically-adhesive layer; The circuit board comprises a positive electrode end and a negative electrode end which are connected with a power supply circuit, wherein one of the positive electrode end and the negative electrode end is electrically connected with the first conductive connecting piece, and the other is electrically connected with one end of a second conductive connecting piece; wherein the second conductive connection member abuts at least one of the circuit board and the conductive plate.
5. 5. A display device according to claim 3, wherein an end of the second conductive connecting member facing the circuit board is fixed to the circuit board, and an end facing the conductive board abuts the conductive board.
6. 6. The display device of claim 3, wherein the display module is secured to a conductive plate on a surface facing away from the display side, the conductive plate being secured to the first surface based on the electrically-adhesive layer and being electrically connected to the electrically-adhesive layer; The supporting frame is a metal frame; The circuit board comprises a positive electrode end and a negative electrode end which are connected with a power supply circuit, one of the positive electrode end and the negative electrode end is electrically connected with the first conductive connecting piece, the other is electrically connected with the metal frame, and the metal frame is also electrically connected with the conductive plate.
7. 7. The display device of claim 6, wherein the metal frame has a first region and a second region; The metal frame and the conductive plate are bonded through the electric viscosity reducing adhesive layer in the first area, and a first insulating adhesive layer is arranged between the electric viscosity reducing adhesive layer and the metal frame; In the second region, the metal frame and the conductive plate are electrically connected based on a third conductive connection piece, and the third conductive connection piece is abutted with at least one of the conductive plate and the first surface.
8. 8. The display device according to claim 7, wherein the third conductive connecting member abuts one of the conductive plate and the first surface and is fixedly connected to the other.
9. 9. A display device according to claim 3, wherein the first surface has a recess; The electric viscosity reducing adhesive layer comprises a first part positioned in the groove and a second part positioned outside the groove; In the direction perpendicular to the plane where the display device is located, the first part and the conducting strip are provided with an overlapping area, the first part and the conducting strip are electrically connected in the overlapping area, and the second part and the conducting strip are not provided with an overlapping area and are fixedly adhered to the display module.
10. 10. The display device of claim 9, wherein a surface of the display module facing away from the display side is secured to a conductive plate secured to the first surface based on the electrically-conductive adhesive layer; The first portion is electrically connected with the conductive strip, and the second portion is electrically connected with the conductive plate.
11. 11. The display device of claim 10, wherein the first portion and the conductive strip are electrically connected by a fourth conductive connection, the fourth conductive connection abutting at least one of the first portion and the conductive strip.
12. 12. The display device according to claim 11, wherein a side of the fourth conductive connecting member facing the first portion is adhesively fixed to the first portion, and a side facing the conductive strip is abutted to the conductive strip.
13. 13. The display device of claim 3, wherein a surface of the display module facing away from the display side is secured to a conductive plate adhesively secured to the first surface based on the electrically-conductive adhesive layer; the conductive strips are fixed on the surface of the conductive plate through a second insulating adhesive layer; And an insulating layer covers the surface of one side of the conductive strip facing the supporting frame, and exposes the region of the conductive strip connected with the first conductive connecting piece and the region connected with the electric viscosity reducing adhesive layer.
14. 14. The display device of claim 1, wherein the support frame is a metal frame; The electric viscosity reducing adhesive layer is fixedly bonded with the first surface through a first insulating adhesive layer, and a conductive layer is further arranged between the first insulating adhesive layer and the electric viscosity reducing adhesive layer.
15. 15. The display device according to claim 14, wherein the conductive layer comprises any one of a metal layer, a composite conductive layer, a graphene layer, a graphite layer, and a carbon nanotube layer.
16. 16. The display device according to claim 1, wherein a surface of the display module facing away from the display side is fixed on a conductive plate, the conductive plate being fixed on the first surface based on the electric anti-adhesive layer; The support frame is a metal frame, and the electric viscosity reducing layer is respectively and electrically connected with the conductive plate and the metal frame; The conductive member includes the conductive plate; the circuit board comprises a positive end and a negative end of a power circuit, wherein one of the positive end and the negative end is connected with the first conductive connecting piece, and the other is electrically connected with the metal frame.
17. 17. The display device of claim 16, wherein the metal frame is in electrical contact with the circuit board.
18. 18. The display device according to claim 16, wherein the metal frame and the circuit board are electrically connected based on a fifth conductive connection member, the fifth conductive connection member abutting at least one of the metal frame and the circuit board.
19. 19. The display device according to claim 1, wherein the display device includes a plurality of the display modules, and wherein sides of the display modules facing away from a display side are respectively fixed on surfaces of the independent conductive plates; the conductive plates are all fixed on the first surface based on the electric viscosity reducing adhesive layer.
20. 20. The display device of claim 19, wherein each conductive plate and the supporting frame are bonded and fixed based on the same layer of the electric viscosity reducing adhesive layer, the electric viscosity reducing adhesive layer comprises a plurality of adhesive frames which are in one-to-one correspondence with the conductive plates, and the adhesive frames are bonded and fixed with the peripheral edges of the corresponding conductive plates; The circuit board comprises a positive electrode end and a negative electrode end which are connected with the power supply circuit; the first conductive connecting piece is electrically connected with the negative electrode end; The circuit board comprises a plurality of positive electrode ends which are connected with the conductive plates in a one-to-one correspondence manner, wherein the positive electrode ends are respectively and electrically connected with the corresponding conductive plates based on a second conductive connecting piece, and the second conductive connecting piece is abutted with at least one of the circuit board and the conductive plates.

Description

Display device and electronic apparatus Technical Field The present application relates to the field of display devices, and in particular, to a display device and an electronic device. Background Along with the continuous progress of science and technology, more and more electronic devices with display functions are widely applied to daily life and work of people, and great convenience is brought to daily life and work of people. The main structure of the electronic device for realizing the display function is a display device. In general, a display device of an electronic apparatus includes a display module and a supporting frame, and in a conventional display device, the display module is generally adhered and fixed on the supporting frame through an adhesive layer, and the cured adhesive layer is inconvenient to detach the display module. Disclosure of Invention In view of the above problems, the present application provides a display device and an electronic apparatus, and the specific scheme is as follows: a first aspect of the present application provides a display device including: a support frame including opposed first and second surfaces; The display module is fixed on the first surface through an electric viscosity reducing layer; the circuit board is positioned at one side of the supporting frame far away from the display module; the conductive piece is positioned between the display module and the circuit board and is electrically connected with the electric viscosity reducing layer; The circuit board is in butt joint with at least one of the circuit board and the conductive piece, and the circuit board provides set voltage for the electric viscosity reducing adhesive layer through the first conductive connecting piece. In the display device provided by the technical scheme of the application, the supporting frame is provided with the first surface and the second surface which are opposite. The display module is fixed with the first surface through the electric viscosity reducing adhesive layer, the circuit board is used for providing set voltage for the electric viscosity reducing adhesive layer, and the electric viscosity reducing adhesive layer can be controlled to lose viscosity so as to facilitate the disassembly of the display module. Because the circuit board sets up in braced frame one side of keeping away from display module, need not to dismantle the circuit board when dismantling display module, avoid display module's dismantlement to influence the reliability of circuit board. In addition, the electric anti-adhesion layer is electrically connected with the conductive piece, and the circuit board is electrically connected with the conductive piece through the first conductive connecting piece, so that the circuit board can provide set voltage for the electric anti-adhesion layer when the display module is disassembled, and the electric anti-adhesion layer is controlled to lose adhesion. Because the first conductive connecting piece is abutted with at least one of the circuit board and the conductive piece, after the disassembly of the display module is completed, the abutting pressure of the abutting position is naturally withdrawn, so that the separation of the abutting position is realized, the nondestructive separation between the circuit board and the conductive piece is realized, and compared with the scheme that the electric connection between the circuit board and the electric anti-adhesive layer is realized in a welding mode, the technical scheme does not need to destructively disassemble the circuit structure between the circuit board and the electric anti-adhesive layer when the display module is disassembled, and is convenient for the nondestructive disassembly of the circuit structure connected with the circuit board. The second aspect of the application also provides an electronic device comprising the display device. Based on the above description, the electronic device provided by the embodiment of the application adopts the display device, so as to facilitate the disassembly of the display module and the circuit board. Drawings In order to more clearly illustrate the embodiments of the present application or the technical solutions in the related art, the drawings required for the description of the embodiments or the prior art will be briefly described below, and it is apparent that the drawings in the following description are only embodiments of the present application, and other drawings may be obtained according to the provided drawings without inventive effort to those skilled in the art. The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and therefore should not be construed as limiting the application, but rather as limiting the scope of the application, so that any structural modifications, proportional changes, or dimensional adjustments should fall within the scope of the application wit