CN-117524005-B - Display device

CN117524005BCN 117524005 BCN117524005 BCN 117524005BCN-117524005-B

Abstract

The application discloses a display device which comprises a display panel, a glue frame, a circuit film, a circuit cover plate and a first shell, wherein the glue frame is positioned on the back surface of the display panel and comprises a first supporting part for supporting the display panel and a second supporting part which is vertically connected with the first supporting part, the circuit film is positioned between the display panel and the first supporting part and extends to the surface of the second supporting part, the circuit cover plate is positioned on the side surface of the display panel and is in fit with the circuit film, the first shell is positioned on one side of the circuit cover plate far away from the circuit film and is in fit with the circuit cover plate, the glue frame further comprises at least one first connecting component positioned on one side of the second supporting part close to the circuit cover plate, a second connecting component which is correspondingly arranged on one side of the first shell close to the circuit cover plate, and the glue frame and the first shell are detachably and fixedly connected through the first connecting component and the second connecting component. The application can improve the bonding degree among the circuit cover plate, the circuit film and the rubber frame.

Inventors

ZHI LIMING
WANG JUN
NI MINGMING

Assignees

苏州华星光电技术有限公司

Dates

Publication Date: 20260512
Application Date: 20230705

Claims (10)

1. A display device, comprising: a display panel; the display device comprises a display panel, a glue frame, a first support part, a second support part and a first display part, wherein the glue frame is positioned on the back surface of the display panel and comprises a first support part for supporting the display panel and a second support part which is vertically connected with the end part of the first support part; A circuit film located between the display panel and the first support portion and extending to a surface of the second support portion; A circuit cover plate arranged on the side surface of the display panel and adhered to the circuit film on the surface of the second support part, and The first shell is positioned at one side of the circuit cover plate far away from the circuit film and is adhered to the circuit cover plate; The glue frame further comprises at least one first connecting member positioned on one side, close to the circuit cover plate, of the second supporting portion, a second connecting member corresponding to the first connecting member is arranged on one side, close to the circuit cover plate, of the first shell, the glue frame and the first shell are detachably and fixedly connected through the first connecting member and the second connecting member, and one end, close to the display panel, of the circuit cover plate and the first shell is flush with the display surface of the display panel.
2. The display device of claim 1, wherein the first connecting member comprises a snap-type protrusion structure and the second connecting member comprises a groove structure that mates with the snap-type protrusion structure.
3. The display device according to claim 1, wherein the first connection member is located at a periphery of the circuit film and the circuit cover plate.
4. The display device according to claim 1, further comprising a backlight unit disposed in the accommodation groove formed by the first support portion and the second support portion; The circuit cover plate comprises a first sub-cover plate which is positioned on the side surface of the display panel and corresponds to the second supporting part, and a second sub-cover plate which is vertically connected with one end of the first sub-cover plate far away from the display panel, wherein the second sub-cover plate is positioned on one side of the backlight unit far away from the first supporting part; The display device further comprises a second shell which is detachably and fixedly connected with the first shell, and the second shell is at least positioned on one side of the second sub-cover plate away from the display panel and is detachably and fixedly connected with the second sub-cover plate.
5. The display device according to claim 4, wherein the first housing includes a first main body portion at a side of the first sub-cover plate away from the circuit film, and a first extension portion vertically connected to an end of the first main body portion near the second sub-cover plate; the display device further includes a third connection member detachably and fixedly connecting the second housing, the first extension portion, and the second sub-cover plate at the same time.
6. The display device according to claim 5, wherein the third connecting member comprises a bolt, a first threaded hole is formed in a side of the second sub-cover plate away from the backlight unit, and a second threaded hole and a third threaded hole which are arranged corresponding to the first threaded hole and are communicated with each other are formed in the second housing and the first extension, respectively; The diameters of the first threaded hole, the second threaded hole and the third threaded hole are the same and are matched with the sizes of the threaded rods of the bolts, and the threaded rods of the bolts are located in the first threaded hole, the second threaded hole and the third threaded hole.
7. The display device according to claim 6, wherein a counter bore is further formed in the second housing and is communicated with the second threaded hole, the counter bore is located on one side, away from the third threaded hole, of the second threaded hole, the aperture of the counter bore is larger than that of the second threaded hole, and the head portion of the bolt is completely located in the counter bore.
8. The display device according to claim 6 or 7, wherein the circuit cover plate further comprises a boss portion located at a side of the second sub-cover plate remote from the backlight unit, the first screw hole being formed in the boss portion; a buffer cushion is further arranged between the first extension part and the second sub-cover plate, and the buffer cushion is positioned at the periphery of the protruding part.
9. The display device according to claim 5, wherein the second housing includes a second main body portion located on a side of the backlight unit away from the display panel, and a second extension portion vertically connected to an end of the second main body portion near the first main body portion, wherein the second main body portion is provided with a first cutout portion provided corresponding to the first extension portion, and the first extension portion is located in the first cutout portion and is completely fitted to the second main body portion; The first main body part is provided with a first hollow part which is arranged corresponding to the first extension part, the first extension part is positioned in the first hollow part and is completely attached to the first main body part, and one side of the first extension part, which is away from the first sub-cover plate, and one side of the first main body part, which is away from the first sub-cover plate, are positioned on the same plane.
10. The display device of claim 4, wherein the backlight unit comprises a back plate, a backlight, a reflective layer, a light guide plate, and an optical member, the back plate comprising a first sub-back plate and a second sub-back plate; The first sub-backboard is positioned at one side of the second sub-cover board close to the display panel, the reflecting layer, the light guide plate and the optical component are sequentially stacked on the first sub-backboard, the second sub-backboard is vertically connected with one end of the first sub-backboard close to the second supporting part, the second sub-backboard is attached to the second supporting part, and the backlight source is positioned between the second sub-backboard and the light guide plate.

Description

Display device Technical Field The application relates to the technical field of display, in particular to a display device. Background In four-sided borderless backlight modules, the thickness of the printed circuit board COVER (PCB COVER) on the Chip On Film (COF) side is generally smaller due to the limitation of the size of the bezel, resulting in a smaller structural strength of the PCB COVER. When COF and the adhesive frame are attached through the PCB COVER, the situation that gaps are larger due to the fact that attaching is not tight easily occurs among the COF, the adhesive frame and the three. The main reason for the poor bonding of the three is that the curved COF is not easy to deform, and the part of the structure of the PCB COVER on the COF side is ejected and deformed. The poor adhesion between the PCB COVER, the COF and the adhesive frame can lead to the widening of the frame of the backlight module, and the COF cannot be effectively protected. Disclosure of Invention The application provides a display device, which can improve the bonding degree among a circuit cover plate, a circuit film and a rubber frame, avoid deformation of a structure and gaps among the circuit cover plate, the circuit film and the rubber frame, and further realize borderless design and improve the protection effect of the circuit film. The present application provides a display device including: a display panel; the display device comprises a display panel, a glue frame, a first support part, a second support part and a first display part, wherein the glue frame is positioned on the back surface of the display panel and comprises a first support part for supporting the display panel and a second support part which is vertically connected with the end part of the first support part; A circuit film located between the display panel and the first support portion and extending to a surface of the second support portion; A circuit cover plate arranged on the side surface of the display panel and adhered to the circuit film on the surface of the second support part, and The first shell is positioned at one side of the circuit cover plate far away from the circuit film and is adhered to the circuit cover plate; The glue frame further comprises at least one first connecting member positioned on one side, close to the circuit cover plate, of the second supporting portion, a second connecting member corresponding to the first connecting member is arranged on one side, close to the circuit cover plate, of the first shell, and the glue frame and the first shell are detachably and fixedly connected through the first connecting member and the second connecting member. Optionally, the first connection member includes a snap-in projection arrangement and the second connection member includes a groove arrangement that mates with the snap-in projection arrangement. Optionally, the first connection member is located at a periphery of the circuit film and the circuit cover plate. The display device optionally further comprises a backlight unit, wherein the backlight unit is positioned in a containing groove formed by the first supporting part and the second supporting part; The circuit cover plate comprises a first sub-cover plate which is positioned on the side surface of the display panel and corresponds to the second supporting part, and a second sub-cover plate which is vertically connected with one end of the first sub-cover plate far away from the display panel, wherein the second sub-cover plate is positioned on one side of the backlight unit far away from the first supporting part; The display device further comprises a second shell which is detachably and fixedly connected with the first shell, and the second shell is at least positioned on one side of the second sub-cover plate away from the display panel and is detachably and fixedly connected with the second sub-cover plate. Optionally, the first shell comprises a first main body part positioned at one side of the first sub-cover plate far away from the circuit film and a first extension part vertically connected with one end of the first main body part near the second sub-cover plate, wherein the first extension part is positioned between the second sub-cover plate and the second shell; The display device further includes a third connection member detachably and fixedly connecting the second housing, the first extension portion, and the second sub-cover. Optionally, the third connecting member comprises a bolt, a first threaded hole is arranged on one side of the second sub-cover plate far away from the backlight unit, and a second threaded hole and a third threaded hole which are arranged corresponding to the first threaded hole and are communicated with each other are respectively arranged on the second shell and the first extension part; The diameters of the first threaded hole, the second threaded hole and the third threaded hole are the same and are matched with the s