CN212750239U

CN212750239U - Supporting structure and display device

Info

Publication number: CN212750239U
Application number: CN202021861090.0U
Authority: CN
Inventors: 唐浩成; 钱健; 李保国; 蒋首都
Original assignee: Taicang Dikeli Technology Co ltd
Current assignee: Taicang Dikeli Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-03-19
Anticipated expiration: 2030-08-31

Abstract

The utility model relates to a supporting structure and a display device, the supporting structure of the utility model is arranged on one side of a flexible cover plate, comprising a hollow area, and a bending axis corresponding to the hollow area extends in a first direction; the cross section of the hollow area is wavy; the buffer areas are positioned on two opposite sides of the hollow area in a second direction, the second direction is orthogonal to the first direction, and the thickness of the buffer areas gradually becomes thicker along the direction from the near to the far away from the hollow area; the rigid areas are located on two opposite sides of the buffer area in the second direction and are planar. The utility model discloses a through set up the fretwork district on bearing structure, reduce the resistance when bearing structure buckles, make bearing structure can normally buckle, improved display device's resistant bending nature and impact resistance simultaneously.

Description

Supporting structure and display device

Technical Field

The utility model relates to a display device field especially relates to a bearing structure and display device.

Background

As display technologies develop, flexible display panels that are foldable, stretchable, and rollable are gradually brought into the line of sight of consumers. If the folding screen mobile phone uses a flexible cover plate, the flexible cover plate is very thin and soft, the support property is poor, and a steel sheet is required for supporting to protect the screen body. The steel sheet to be supported cannot be too thin, and the thickness of the steel sheet is generally 0.15 mm. The steel sheet with the thickness has large resistance when being folded, and cannot be bent normally.

CN201911117203.8 discloses a supporting structure and a display device, which are provided with two hollow holes extending in two directions to ensure the structural stability of the supporting structure and enhance the impact resistance and bending resistance of the flexible display panel. However, the hollow part of the supporting structure has different stress bearing capacity from the junction of the non-hollow part, so that the bending stress is easily concentrated at the junction, and the bending resistance and the impact resistance of the flexible display panel are reduced to a certain extent.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a bearing structure and display device, the utility model discloses a through set up the fretwork district on bearing structure, reduce the resistance when bearing structure buckles, make bearing structure can normally buckle, improved display device's resistant bending nature and impact resistance simultaneously.

The utility model discloses a supporting structure, it sets up in one side of flexible apron, include

The bending axis corresponding to the hollowed-out area extends in the first direction; the cross section of the hollow area is wavy;

the buffer areas are positioned on two opposite sides of the hollow area in a second direction, the second direction is orthogonal to the first direction, and the thickness of the buffer areas gradually becomes thicker along the direction from the near to the far away from the hollow area;

the rigid areas are located on two opposite sides of the buffer area in the second direction and are planar.

Furthermore, the hollowed-out area comprises a first hollowed-out part and a second hollowed-out part, the second hollowed-out part is located on two opposite sides of the first hollowed-out part in the first direction, a plurality of first hollowed-out holes are formed in the first hollowed-out part, the first hollowed-out holes extend in the first direction, a plurality of second hollowed-out holes are formed in the second hollowed-out part, and the second hollowed-out holes extend in the second direction. Through setting up first fretwork hole and the second fretwork hole that two directions extend, the second fretwork hole can be alleviated first fretwork portion and in the ascending deflection of non-bending direction, alleviates the non-bending direction's that flexible apron received ascending stress, improves its resistant bending nature.

Further, the first hollow hole is an oblong hole extending in the first direction.

Further, first fretwork hole is the array and arranges, and on the second direction, adjacent first fretwork hole dislocation set.

Furthermore, the first hollow holes are distributed at equal intervals; and the second hollow holes are arranged at equal intervals.

Further, first fretwork portion and second fretwork portion all set up with the axis symmetry of buckling.

Furthermore, the second hollow hole is an I-shaped hole, and the length direction of the I-shaped hole extends along the second direction. In addition, the patterns of the first hollow holes and the second hollow holes are different, so that the situation that the second hollow parts are broken can be avoided on the premise of ensuring the bending deformation performance, and the structural stability of the supporting structure is ensured.

Further, the total area of the first hollow-out portions is larger than that of the second hollow-out portions, and the total area of the first hollow-out holes is larger than that of the second hollow-out holes.

A second object of the present invention is to provide a display device, which comprises a flexible cover plate and the supporting structure, wherein the supporting structure is disposed on one side of the flexible cover plate.

Further, the display device is a folding screen mobile phone.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:

the utility model discloses a set up the fretwork district on bearing structure, reduce the resistance when bearing structure buckles, make bearing structure can normally buckle. By arranging the wavy hollow-out areas, the effect of dispersing stress can be achieved when the bending is carried out, and the stress is prevented from being concentrated near the bending axis; and set up the buffer between fretwork district and rigid zone, its thickness changes gradually, and the direction thickness that is close to the fretwork district is thinner, and the stress that produces when can further disperse to buckle, and then improves display device's resistant bending nature and shock resistance.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of the support structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the support structure of FIG. 1 taken along line A-A';

description of reference numerals:

1-a support structure; 2-a hollow-out area; 3-a buffer zone; 4-a rigid region; 10-a first direction; 20-a first hollowed-out hole; 21-second hollowed-out hole.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1

Referring to the drawings, in a preferred embodiment of the present invention, a supporting structure 1 is provided, and the supporting structure 1 is disposed on one side of a flexible cover plate (not shown), and includes a hollow area 2, a buffer area 3 and a rigid area 4. The main structure of the support structure 1 is a steel sheet.

The hollow area 2 can be bent, and the corresponding bending axis extends in the first direction 10; the cross section of the hollow-out area 2 is wavy. The buffer area 3 is located the relative both sides of fretwork district 2 on the second direction, and the second direction is orthogonal with first direction 10, along being close to keeping away from the direction of fretwork district 2, the thickness of buffer area 3 thickens gradually. The rigid regions 4 are located on two opposite sides of the buffer region 3 in the second direction, and the rigid regions 4 are planar.

The hollow-out area 2 includes a first hollow-out portion and a second hollow-out portion, the second hollow-out portion is located the opposite sides of the first hollow-out portion in the first direction 10, and the first hollow-out portion and the second hollow-out portion are all symmetrically arranged about the bending axis.

The first hollow portion is provided with a plurality of first hollow holes 20, the first hollow holes 20 extend along the first direction 10, and preferably, the first hollow holes 20 are oblong holes extending in the first direction 10. First fretwork hole 20 is the array and arranges, and on the second direction, adjacent first fretwork hole 20 dislocation set. The second hollow portion is provided with a plurality of second hollow holes 21, and the second hollow holes 21 extend along a second direction. The total area of the first hollow portions is greater than that of the second hollow portions, and the total area of the first hollow holes 20 is greater than that of the second hollow holes 21. Through setting up first fretwork hole 20 and the second fretwork hole 21 that two directions extend, the deformation of first fretwork portion in the non-direction of buckling can be alleviated in second fretwork hole 21, alleviates the stress in the non-direction of buckling that flexible apron received, improves its resistant bending nature. The first hollow holes 20 are arranged at equal intervals; and the second hollow holes 21 are arranged at equal intervals. Preferably, the second hollow hole 21 is an i-shaped hole, and a length direction of the i-shaped hole extends along the second direction. The first hollowed-out holes 20 and the second hollowed-out holes 21 have different patterns, so that the situation that the second hollowed-out portions are broken can be avoided on the premise of ensuring the bending deformation performance, and the structural stability of the supporting structure 1 is ensured. The first hollow hole 20 and the second hollow hole 21 may be formed by etching.

Example 2

The utility model discloses a display device of preferred embodiment, it includes flexible apron and the bearing structure 1 of above embodiment, and this bearing structure 1 sets up the one side at flexible apron.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A supporting structure, its setting is in one side of flexible apron, its characterized in that: comprises that

The bending axis corresponding to the hollowed-out area extends in a first direction; the cross section of the hollow area is wavy;

the buffer areas are positioned on two opposite sides of the hollow-out area in a second direction, the second direction is orthogonal to the first direction, and the thickness of the buffer areas gradually becomes thicker along the direction from the near to the far away from the hollow-out area;

the rigid area is located the buffer area is in the relative both sides on the second direction, the rigid area is plane.

2. The support structure of claim 1, wherein: the hollow area comprises a first hollow portion and a second hollow portion, the second hollow portion is located on two opposite sides of the first hollow portion in the first direction, a plurality of first hollow holes are formed in the first hollow portion, the first hollow holes extend along the first direction, a plurality of second hollow holes are formed in the second hollow portion, and the second hollow holes extend along the second direction.

3. The support structure of claim 2, wherein: the first hollowed-out hole is an oblong hole extending in the first direction.

4. The support structure of claim 2, wherein: the first hollow holes are arranged in an array mode, and adjacent first hollow holes are arranged in a staggered mode in the second direction.

5. The support structure of claim 2, wherein: the first hollow holes are distributed at equal intervals; and the second hollow holes are distributed at equal intervals.

6. The support structure of claim 2, wherein: the first hollow-out part and the second hollow-out part are symmetrically arranged relative to the bending axis.

7. The support structure of claim 2, wherein: the second hollowed-out hole is an I-shaped hole, and the length direction of the I-shaped hole extends along the second direction.

8. The support structure of claim 2, wherein: the total area of the first hollow-out parts is larger than that of the second hollow-out parts, and the total area of the first hollow-out holes is larger than that of the second hollow-out holes.

9. A display device, characterized in that: comprising a flexible cover plate and a support structure according to any of claims 1-8, which support structure is arranged on one side of the flexible cover plate.

10. The display device according to claim 9, wherein: the display device is a folding screen mobile phone.