CN-117083563-B - Display frame and display

CN117083563BCN 117083563 BCN117083563 BCN 117083563BCN-117083563-B

Abstract

A display frame and a display. The display frame comprises a front frame (1), a back plate (2), a middle frame (3) and an elastic pad (4), wherein the front frame (1) comprises a frame structure and a front edge (12), the front edge (12) is located at one end of the frame structure and extends towards the center of the frame structure, first clamping parts (111) are arranged on opposite side walls of the frame structure, the back plate (2) comprises a bottom plate (21) and side plates (22) located on the side edges of the bottom plate (21) and extending towards one side of the bottom plate (21), the inner surface of the bottom plate (21) is opposite to the inner surface of the front edge (12), the side plates (22) are opposite to the side walls of the frame structure, second clamping parts (221) used for being matched with the first clamping parts (111) are arranged on the side plates (22), the middle frame (3) is located in the front frame (1), and the elastic pad (4) is located between the top surface of the side walls of the middle frame (3) towards the front edge (12). In the display frame, set up elastic pad (4) between center (3) and front edge (12), can eliminate the fit clearance between backplate (2) and front frame (1) for chucking between backplate and the front frame effectively avoids causing the striking abnormal sound bad between backplate and the front frame.

Inventors

DING XUEFENG
LI LIANG
LI TIANMA
ZHANG QIJUN
WANG DAKE
XI TAO
LIU XIAOLI
LI HAOHAO

Assignees

京东方科技集团股份有限公司
成都京东方光电科技有限公司

Dates

Publication Date: 20260508
Application Date: 20211129

Claims (8)

1. A display frame is characterized by comprising a front frame, a back plate, a middle frame and an elastic pad; the front frame comprises a frame body structure and a front edge, wherein the front edge is positioned at one end of the frame body structure and extends towards the center of the frame body structure; The backboard comprises a bottom plate and a side plate which is positioned on the side edge of the bottom plate and extends towards one side of the bottom plate, the inner surface of the bottom plate is opposite to the inner surface of the front edge, the side plate is opposite to the side wall of the frame body structure, a second clamping part which is used for being matched with the first clamping part is arranged on the side plate, and when the first clamping part is clamped with the second clamping part, the second clamping part is positioned on one side of the first clamping part towards the front edge; the middle frame is positioned in the front frame, the elastic pad is positioned between the top surface of the side wall of the middle frame facing the front edge and the front edge, and the elastic pad is used for being supported between the top surface of the side wall of the middle frame and the front edge so as to enable the first clamping part and the second clamping part to be clamped; The side wall top surface of center has the recess, the elastic pad is located in the recess, just the thickness of elastic pad is greater than the degree of depth of recess, the thickness of elastic pad with the degree of depth of recess satisfies following relation: f+D<d≤ ; Wherein f is the depth dimension of the groove, D is the fit clearance between the first clamping part and the second clamping part, D is the thickness dimension of the elastic pad, n is the compression ratio of the elastic pad; or the top surface of the side wall of the middle frame is provided with a boss, the elastic pad is positioned on the peripheral side of the boss, the thickness of the elastic pad is larger than the height of the boss, and the thickness of the elastic pad and the height of the boss meet the following relation: e+D<d≤ ; Wherein e is the height dimension of the boss, D is the fit clearance between the first clamping part and the second clamping part, D is the thickness dimension of the elastic pad, and n is the compression ratio of the elastic pad.
2. The display frame according to claim 1, wherein the top surface of the side wall of the middle frame opposite to the first clamping portion is provided with the elastic pad.
3. The display frame according to any one of claims 1 to 2, wherein at least two of the elastic pads are provided along an extending direction of a side wall of the middle frame where the elastic pads are provided, and the at least two of the elastic pads are sequentially spaced apart.
4. The display frame according to any one of claims 1 to 2, wherein the opposite side walls of the middle frame have protrusions protruding toward the inner side of the middle frame, and the elastic pad is provided on the top surface of the portion of the side wall of the middle frame having the protrusions.
5. The display frame according to claim 4, wherein at least two of the protruding portions are provided along an extending direction of a side wall of the middle frame where the protruding portions are provided, and at least two of the protruding portions are provided at intervals in order.
6. The display frame of any of claims 1-2, wherein the resilient pad comprises a silicone pad.
7. The display frame according to any one of claims 1-2, wherein the side plate is located on the inner side of the side wall of the frame structure, a slot is formed in the side wall of the frame structure, the side edge of the slot facing away from the front edge is bent inwards to form the first clamping portion, a first overlap surface is formed on one side of the first clamping portion facing towards the front edge, a protruding portion protruding outwards is formed on the outer side of the side plate to form the second clamping portion, a second overlap surface is formed on one side of the second clamping portion facing towards the bottom plate, the second overlap surface is used for being in clamping fit with the first overlap surface, and the middle frame is located between the top surface of the side plate facing towards the front edge and the front edge.
8. A display comprising the display frame of any one of claims 1-7, a display panel mounted on the bezel, and a backlight module mounted in the back panel, the backlight module being located between the display panel and the back panel.

Description

Display frame and display Technical Field The disclosure relates to the field of display technologies, and in particular, to a display frame and a display. Background In a liquid crystal display, an outer frame is generally a front frame and a back plate, a middle frame is arranged in the liquid crystal display, the front frame and the back plate are fixedly assembled, the front frame and the back plate are generally clamped together through a clamping structure on the side edge, however, due to manufacturing errors, certain deviation exists in the size between the front frame and the back plate, due to the size deviation, clamping gaps are reserved between the front frame and the back plate in some assembly, the clamping gaps between the front frame and the back plate are loose, particularly in a vehicle-mounted display, if the clamping gaps between the front frame and the back plate are large, abnormal noise is caused due to the fact that the clamping gaps between the front frame and the back plate are large, a backlight module in the outer frame is rocked, and abnormal noise is caused due to the fact that internal components are impacted. Disclosure of Invention The embodiment of the disclosure provides a display frame, which comprises a front frame, a back plate, a middle frame and an elastic pad; the front frame comprises a frame body structure and a front edge, wherein the front edge is positioned at one end of the frame body structure and extends towards the center of the frame body structure; The backboard comprises a bottom plate and a side plate which is positioned on the side edge of the bottom plate and extends towards one side of the bottom plate, the inner surface of the bottom plate is opposite to the inner surface of the front edge, the side plate is opposite to the side wall of the frame body structure, a second clamping part which is used for being matched with the first clamping part is arranged on the side plate, and when the first clamping part is clamped with the second clamping part, the second clamping part is positioned on one side of the first clamping part towards the front edge; The middle frame is located in the front frame, the elastic pad is located between the top surface of the side wall of the middle frame facing the front edge and the front edge, and the elastic pad is used for being supported between the top surface of the side wall of the middle frame and the front edge, so that the first clamping part and the second clamping part are clamped. In the display frame, the elastic pad is arranged between the middle frame and the front edge, the supporting thickness between the front edge and the bottom plate is increased, the fit clearance between the back plate and the front frame is eliminated, the fool-proof effect is achieved, the back plate and the front frame are clamped, impact abnormal sound caused between the back plate and the front frame is effectively avoided, and abnormal sound caused by shaking of internal components of the display frame is avoided. Optionally, the top surface of the side wall of the middle frame is provided with a groove, the elastic pad is positioned in the groove, and the thickness of the elastic pad is larger than the depth of the groove. Optionally, the thickness of the elastic pad and the depth of the groove satisfy the following relationship: Wherein f is the depth dimension of the groove, D is the fit clearance between the first clamping part and the second clamping part, D is the thickness dimension of the elastic pad, and n is the compression ratio of the elastic pad. Optionally, the top surface of the side wall of the middle frame is provided with a boss, the elastic pad is located on the periphery side of the boss, and the thickness of the elastic pad is larger than the height of the boss. Optionally, the thickness of the elastic pad and the height of the boss satisfy the following relationship: Wherein e is the height dimension of the boss, D is the fit clearance between the first clamping part and the second clamping part, D is the thickness dimension of the elastic pad, and n is the compression ratio of the elastic pad. Optionally, the top surface of the side wall of the middle frame opposite to the first clamping part is provided with the elastic pad. Optionally, at least two elastic pads are arranged along the extending direction of a side wall of the middle frame, wherein the side wall is provided with the elastic pads, and the at least two elastic pads are sequentially arranged at intervals. Optionally, the opposite side walls of the middle frame are provided with protruding parts protruding towards the inner side of the middle frame, and the elastic pad is arranged on the top surface of the part, with the protruding parts, of the side walls of the middle frame. Optionally, at least two protruding parts are arranged along the extending direction of a side wall of the middle frame, wherein the protruding parts are arranged in