CN220629736U - Edge wrapping structure, screen and electronic equipment - Google Patents

Abstract

The application provides a bordure structure, a screen and electronic equipment. The edge covering structure comprises a substrate, a coating, a first metal layer, a second metal layer, a first bonding layer and a second bonding layer which are fixed together. The substrate is provided with a first side and a second side which are opposite. The first metal layer and the second metal layer are positioned on the first side of the substrate. The coating is located on the second side of the substrate. The first metal layer is positioned between the first bonding layer and the substrate. The second metal layer is positioned between the second bonding layer and the substrate. Disconnection between first metal level and the second metal level and disconnection between first adhesive linkage and the second adhesive linkage, when the structure of borduring was used for fixed screen, the structure of borduring was bent in the disconnection department between first metal level and the second metal level, can improve the holding power between structure and the panel of borduring to reduce the structure of borduring and occupy the size of screen, in order to obtain the screen of bigger size.

Description

Edge wrapping structure, screen and electronic equipment

Technical Field

The application relates to the field of edge covering structures of screens, in particular to an edge covering structure, a screen and electronic equipment.

Background

The screen is wrapped and fixed through the wrapping structure. The fixed part of the edge-wrapping structure is pressed on the screen. The size of the screen is limited by the width of the fixing portion. The width of fixed part is too narrow, can take place the condition that fixed part and panel break away from, leads to the edge light leak, and the width of fixed part is too wide, can influence the size of screen. How to reduce the size of the screen occupied by the edge wrapping structure so as to obtain a screen with a larger size becomes a problem to be solved.

Disclosure of Invention

The application provides a structure, screen and electronic equipment bordure, can reduce the size that the structure occupy the screen of borduring.

The application provides a structure of borduring, including fixed base plate, coating, first metal level, second metal level, first adhesive linkage and second adhesive linkage together, the base plate is equipped with relative first side and second side, first metal level reaches the second metal level is located the first side of base plate, the coating is located the second side of base plate, first metal level is located first adhesive linkage with between the base plate, the second metal level is located the second adhesive linkage with between the base plate, first metal level with break between the second metal level and break between the first adhesive linkage with between the second adhesive linkage.

Further, the substrate and the coating are provided with first cutting parts, each first cutting part comprises a plurality of first disconnecting parts and a plurality of first connecting parts, the first cutting parts are arranged at intervals, and the first cutting parts are located between the first metal layer and the second metal layer along the direction from the first metal layer to the second metal layer.

Further, a distance between the first cut portion and the first metal layer is equal to a distance between the first cut portion and the second metal layer in a direction from the first metal layer to the second metal layer.

Further, the plurality of first disconnection portions and the plurality of first connection portions are equal in length.

Further, the edge covering structure comprises a third metal layer fixed to the substrate and a third bonding layer fixed to the third metal layer, wherein the third metal layer is located between the substrate and the third bonding layer, the third metal layer is located on the first side of the substrate, the second metal layer is located between the first metal layer and the third metal layer, the second metal layer is disconnected from the third metal layer, and the second bonding layer is disconnected from the third bonding layer.

Further, a distance between the first metal layer and the second metal layer is smaller than a distance between the second metal layer and the third metal layer.

Further, the substrate and the coating are provided with second cutting parts, each second cutting part comprises a plurality of second disconnecting parts and a plurality of second connecting parts, the second cutting parts are arranged at intervals, and the second cutting parts are located between the second metal layers and the third metal layers along the directions from the second metal layers to the third metal layers.

The utility model provides a screen, including casing, light guide component, panel and foretell structure of borduring, the casing include bottom plate portion and set up in bottom plate portion's side wall, bottom plate portion with the side wall encloses into and accomodates the chamber, the panel reaches light guide component is located accomodate the intracavity just the panel crimping extremely light guide component, the third adhesive linkage is fixed to bottom surface of bottom plate portion, the second adhesive linkage is fixed to the side of side wall, the first adhesive linkage is fixed to the top surface of panel.

Further, the substrate comprises a first substrate portion, a second substrate portion, a third substrate portion, a first bending portion and a second bending portion, the first bending portion is connected with the first substrate portion and the second substrate portion, the second bending portion is connected with the second substrate portion and the third substrate portion, the first metal layer is arranged on the first substrate portion, the second metal layer is arranged on the second substrate portion, and the third metal layer is arranged on the third substrate portion.

Further, the panel includes an end portion to which the first adhesive layer is fixed, and the roughness of the end portion is 0.008 micrometers or more and 0.01 micrometers or less.

The application also provides electronic equipment, which comprises the edge wrapping structure or the screen.

Disconnection and disconnection between first adhesive linkage and the second adhesive linkage between first metal level and the second metal level of structure of borduring of this embodiment, when the structure of borduring is used for fixed screen, the structure of borduring is in after the disconnection department between first metal level and the second metal level is bent, can improve the holding power between structure of borduring and the panel, in order to reduce the structure of borduring occupies the size of screen, in order to obtain the screen of bigger size.

Drawings

FIG. 1 is a schematic cross-sectional view of a screen of an embodiment of the present application, wherein only a portion of the screen is shown;

FIG. 2 is a schematic view of a hemming structure of the screen of FIG. 1, wherein the hemming structure is in a bent state;

fig. 3 is a schematic cross-sectional view of the hemming structure shown in fig. 2, wherein the hemming structure is in a state before bending.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with some aspects of the present application as detailed in the accompanying claims.

The terminology used in the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "plurality" means two or more. Unless otherwise indicated, the terms "front," "rear," "lower," and/or "upper" and the like are merely for convenience of description and are not limited to one location or one spatial orientation. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, the screen according to the embodiment of the present application includes a hemming structure 1, a housing 2, a light guide assembly 3, and a panel 4.

The housing 2 includes a bottom plate portion 211 and a side wall 221 provided to the bottom plate portion 211. The bottom plate portion 211 and the side wall 221 define a housing chamber 2111. The panel 4 and the light guide assembly 3 are positioned within the receiving cavity 2111 and the panel 4 is crimped to the light guide assembly 3.

Optionally, the housing 2 includes a bottom cover 21 and a glue frame 22 that are fixed together. The bottom cover 21 may be made of metal, the rubber frame 22 may be made of plastic, and the rubber frame 22 and the bottom cover 21 may be injection molded. The bottom plate portion 211 is provided to the bottom cover 21. The side wall 221 is disposed on the glue frame 22 and/or the bottom cover 21.

The light guide assembly 3 includes a reflective sheet 31, a light guide plate 32, an optical film 33, and a light shielding member 34 stacked in this order. The reflection sheet 31 is press-bonded to the bottom cover 21. The panel 4 is crimped to the shade 34. The hemming structure 1 is fixed to the bottom cover 21, the glue frame 22 and the panel 4.

The number of the edge covering structures 1 can be multiple, and the number of the edge covering structures 1 is not limited in the application.

Referring to fig. 3, the hemming structure 1 includes a substrate 11, a coating 12, a first metal layer 131, a second metal layer 132, a first adhesive layer 141 and a second adhesive layer 142, which are fixed together. The substrate 11 is provided with a first side 111 and a second side 112 opposite to each other. The first metal layer 131 and the second metal layer 132 are located on the first side 111 of the substrate 11. The coating 12 is located on the second side 112 of the substrate 11. The first metal layer 131 is located between the first adhesive layer 141 and the substrate 11. The second metal layer 132 is located between the second adhesive layer 142 and the substrate 11. The first metal layer 131 and the second metal layer 132 are disconnected from each other, and the first adhesive layer 141 and the second adhesive layer 142 are disconnected from each other.

The coating 12 may be an ink coating. The first metal layer 131 may be an aluminum foil or a copper foil. The second metal layer 132 may be aluminum foil or copper foil.

After the hemming structure 1 is bent at the break between the first metal layer 131 and the second metal layer 132, the holding force between the hemming structure 1 and the panel 4 may be improved, so as to reduce the size of the screen occupied by the hemming structure 1, so as to obtain a larger-sized screen.

Referring to fig. 1 to 2, the substrate 11 includes a first substrate portion 113, a second substrate portion 114, a third substrate portion 115, a first bent portion 116, and a second bent portion 117. The first bending portion 116 connects the first substrate portion 113 and the second substrate portion 114, and the second bending portion 117 connects the second substrate portion 114 and the third substrate portion 115. The first substrate 113 is located above the panel 4 and the glue frame 22, the second substrate 114 is located outside the glue frame 22 and/or the bottom cover 21, and the third substrate 115 is located below the bottom cover 21.

The first metal layer 131 is disposed on the first substrate 113, and the second metal layer 132 is disposed on the second substrate 114. The second adhesive layer 142 is fixed to a side surface of the sidewall 221, and the first adhesive layer 141 is fixed to a top surface of the panel 4.

The substrate 11 is not limited to include the first bent portion 116 and the second bent portion 117. The number of the bending parts can be set according to actual needs, and the bending angles of the bending parts are not limited.

The panel 4 includes an end 41, and the first adhesive layer 141 is fixed to the end 41. Optionally, the retention between the hemming structure 1 and the panel 4 is optimal when the roughness of the end 41 is equal to or greater than 0.008 micrometers and equal to or less than 0.01 micrometers.

The substrate 11 and the coating 12 are each provided with a first cutout 121. The first cutting part 121 includes a plurality of first disconnecting parts 1211 and a plurality of first connecting parts 1212 arranged at intervals. The first cutting part 121 is located between the first metal layer 131 and the second metal layer 132 in a direction from the first metal layer 131 to the second metal layer 132.

When the hemming structure 1 is bent at the break between the first metal layer 131 and the second metal layer 132, the provision of the first cutting portion 121 also increases the holding force between the hemming structure 1 and the panel 4.

Optionally, in the direction from the first metal layer 131 to the second metal layer 132, the distance between the first cut-out 121 and the first metal layer 131 is equal to the distance between the first cut-out 121 and the second metal layer 132, so that the holding force between the hemming structure 1 and the panel 4 is optimal.

Alternatively, the lengths of the plurality of first disconnecting portions 1211 and the plurality of first connecting portions 1212 are equal so that the holding force between the hemming structure 1 and the panel 4 is optimal. Alternatively, when the lengths of the first disconnecting portion 1211 and the first connecting portion 1212 are equal to 1.5mm, the holding force between the hemming structure 1 and the panel 4 is optimal and the first bending portion 116 is not broken.

The hemming structure 1 includes a third metal layer 133 fixed to the substrate 11 and a third adhesive layer 143 fixed to the third metal layer 133. The third metal layer 133 is located between the substrate 11 and the third adhesive layer 143. The third metal layer 133 is located on the first side 111 of the substrate 11. The second metal layer 132 is located between the first metal layer 131 and the third metal layer 133. The second metal layer 132 and the third metal layer 133 are disconnected from each other, and the second adhesive layer 142 and the third adhesive layer 143 are disconnected from each other. The third metal layer 133 is disposed on the third substrate portion 115, and the third adhesive layer 143 is fixed to the bottom surface of the bottom plate portion 211.

The third metal layer 133 may be an aluminum foil or a copper foil. The number of layers of the substrate 11, the first metal layer 131, the second metal layer 132, and the third metal layer 133 is not limited, and may be adjusted according to actual needs.

The distance between the first metal layer 131 and the second metal layer 132 is smaller than the distance between the second metal layer 132 and the third metal layer 133. The first bending portion 116 is bent at a right angle, and the second bending portion 117 is in a convex arc shape.

Alternatively, the retention force between the hemming structure 1 and the panel 4 is optimal when the distance between the first metal layer 131 and the second metal layer 132 is 1.4mm and the distance between the second metal layer 132 and the third metal layer 133 is 1.9 mm.

The substrate 11 and the coating 12 are provided with a second cut-out 122. The second cutting portion 122 includes a plurality of second disconnecting portions 1221 and a plurality of second connecting portions 1222 that are disposed at intervals. The second cutout 122 is located between the second metal layer 132 and the third metal layer 133 in a direction from the second metal layer 132 to the third metal layer 133.

After the hemming structure 1 is bent at the break between the second metal layer 132 and the third metal layer 133, the provision of the second cutting portion 122 increases the holding force between the hemming structure 1 and the panel 4 and the holding force between the hemming structure 1 and the bottom plate portion 211.

Optionally, the second breaking portion 1221 and the second connecting portion 1222 on the second cutting portion 122 have the same length, so that the holding force between the hemming structure 1 and the panel 4 is optimal. Optionally, when the length of the second breaking portion 1221 and the second connecting portion 1222 is equal to 1.5mm, the holding force between the hemming structure 1 and the panel 4 is optimal and the second bending portion 117 is not broken.

The embodiment of the application also provides electronic equipment, which comprises the edge covering structure 1 or the screen.

The foregoing description is only a preferred embodiment of the present application, and is not intended to limit the utility model to the particular embodiment disclosed, but is not intended to limit the utility model to the particular embodiment disclosed, as any and all modifications, equivalent to the above-described embodiment, may be made by one skilled in the art without departing from the scope of the utility model.

Claims (11)

1. The utility model provides a structure of borduring, its characterized in that, including fixed base plate, coating, first metal layer, second metal layer, first adhesive linkage and second adhesive linkage together, the base plate is equipped with relative first side and second side, first metal layer with the second metal layer is located the first side of base plate, the coating is located the second side of base plate, first metal layer is located between first adhesive linkage and the base plate, the second metal layer is located between second adhesive linkage and the base plate, break between first metal layer and the second metal layer and break between first adhesive linkage and the second adhesive linkage.

2. The structure of claim 1, wherein the substrate and the coating layer are provided with first cutting portions, the first cutting portions include a plurality of first breaking portions and a plurality of first connecting portions that are disposed at intervals, and the first cutting portions are located between the first metal layer and the second metal layer along a direction from the first metal layer to the second metal layer.

3. The hemming structure of claim 2 wherein a distance between the first cut portion and the first metal layer is equal to a distance between the first cut portion and the second metal layer in a direction from the first metal layer to the second metal layer.

4. The hemming structure of claim 2 wherein a plurality of the first breaking portions are equal in length to a plurality of the first connecting portions.

5. The hemming structure of any of claims 1 to 4 wherein the hemming structure includes a third metal layer secured to the substrate and a third adhesive layer secured to the third metal layer, the third metal layer being located between the substrate and the third adhesive layer, the third metal layer being located on the first side of the substrate, the second metal layer being located between the first metal layer and the third metal layer, the second metal layer being disconnected from the third metal layer and the second adhesive layer being disconnected from the third adhesive layer.

6. The hemming structure of claim 5 wherein a distance between the first metal layer and the second metal layer is less than a distance between the second metal layer and the third metal layer.

7. The structure of claim 5, wherein the substrate and the coating layer are provided with second cutting portions, the second cutting portions include a plurality of second breaking portions and a plurality of second connecting portions that are disposed at intervals, and the second cutting portions are located between the second metal layer and the third metal layer along a direction from the second metal layer to the third metal layer.

8. A screen, characterized in that, include casing, light guide component, panel and the structure of borduring of any one of claims 5 to 7, the casing include bottom plate portion and set up in the side wall of bottom plate portion, bottom plate portion with the side wall encloses into the chamber of accomodating, panel and light guide component is located accomodate the intracavity and the panel crimping is to light guide component, the third adhesive linkage is fixed to the bottom surface of bottom plate portion, the second adhesive linkage is fixed to the side of side wall, the first adhesive linkage is fixed to the top surface of panel.

9. The screen of claim 8, wherein the substrate comprises a first substrate portion, a second substrate portion, a third substrate portion, a first bend portion and a second bend portion, the first bend portion connects the first substrate portion and the second substrate portion, the second bend portion connects the second substrate portion and the third substrate portion, the first metal layer is disposed on the first substrate portion, the second metal layer is disposed on the second substrate portion, and the third metal layer is disposed on the third substrate portion.

10. The screen of claim 8, wherein the panel includes an end portion, the first adhesive layer is secured to the end portion, and a roughness of the end portion is 0.008 microns or more and 0.01 microns or less.

11. An electronic device comprising the hemming structure of any of claims 1 to 7 or comprising the screen of any of claims 8 to 10.