CN220671819U

CN220671819U - Watch screen

Info

Publication number: CN220671819U
Application number: CN202322391541.9U
Authority: CN
Inventors: 杨先国; 钟发漂; 肖云香
Original assignee: Shenzhen Zhishengxin Technology Co ltd
Current assignee: Shenzhen Zhishengxin Technology Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-03-26
Anticipated expiration: 2033-09-04

Abstract

The utility model relates to the technical field of touch screens, and mainly relates to a watch screen, which comprises an outer screen, a display screen and an FPC, wherein the outer screen is attached to the display screen, an ITO film is attached to one side, away from the outer screen, of the display screen, a camera opening is formed in the periphery of the display screen, the camera opening is positioned at the top end of the display screen, the joint of the camera opening and the outer edge of the display screen is arc-shaped, a bonding area is arranged opposite to the camera opening, a plurality of bumps are densely distributed, and the orthographic projection of the bumps is in a regular triangle; the FPC is bonded to the bonding region. The utility model aims to improve the bonding force between the watch screen and the FPC bonding.

Description

Watch screen

Technical Field

The utility model relates to the technical field of touch screens, in particular to a watch screen.

Background

The touch display screen is used as a convenient man-machine interaction mode and is widely applied to electronic equipment. In the prior art, both the touch module and the display module are required to be electrically connected with the corresponding touch IC and display IC in a bonding mode.

Patent with publication number CN217133684U discloses a touch screen, and its bonding area is by locating golden finger on the FPC board side by side and the silver finger crimping that the functional area both ends are connected forms, and the strip design of its golden finger makes the interval between its adjacent bump too big, and the bump arrange the density not high enough makes the condition that takes off, pulls out or circuit micro-fracture appears easily in the bonding area atress great golden finger and silver finger's bonding location, influences the display effect.

Disclosure of Invention

The utility model mainly aims to provide a watch screen, which aims to improve the binding force between the watch screen and FPC bonding.

In order to achieve the above object, the present utility model provides a watch screen comprising an external screen, a display screen and an FPC:

the display screen is attached with the outer screen, one side, away from the outer screen, of the display screen is attached with an ITO film, a camera opening is formed in the periphery of the display screen, the camera opening is positioned at the top end of the display screen, the camera opening is arc-shaped, a bonding area is arranged opposite to the camera opening, the bonding area is provided with a plurality of bumps which are densely distributed, and orthographic projection of the bumps is in a regular triangle; and

the FPC is bonded to the bonding region.

In an embodiment of the present application, a connection portion between the camera opening and an outer edge of the display screen is in a circular arc shape.

In an embodiment of the present application, a dense area is formed between every six bumps, and an orthographic projection of the dense area is hexagonal.

In an embodiment of the present application, a space is provided between two bumps in the close-packed region.

In an embodiment of the present application, the bonding area is disposed at an end of the display screen facing the ITO film.

In an embodiment of the present application, the FPC is bonded between the bonding region and the ITO film.

In an embodiment of the present application, the display screen is circular or rectangular.

In an embodiment of the present application, the display screen has a size of 1.0 inch to 2.5 inches.

In the technical scheme of this application, through adopting the bump design orthographic projection in the bonding district for regular triangle's cylinder, be provided with a plurality of bumps of densely arranged in the bonding district, form the close area between every six bumps, the orthographic projection in close area is hexagon, be equipped with certain interval and triangle's side length correspondence setting between two adjacent bumps in the close area, regular triangle's bump forms hexagonal close area, the state of arranging in close area can make the bonding district area arrange more bumps under the unchangeable condition, can make the bonding district possess stronger cohesion like this, the interval between the bump can be in the FPC through the conductive adhesive layer at the bonding fixation, the conductive adhesive will fill up the interval, can effectively increase the cohesion of FPC and bonding district, avoid appearing pine, pull out and the condition of circuit micro-fracture.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a wristwatch screen according to an embodiment of the present utility model;

FIG. 2 is an exploded view of one embodiment of a watch screen of the present utility model;

fig. 3 is a partial enlarged view at a in fig. 2.

Reference numerals illustrate:

1. an outer screen; 2. a display screen; 21. a camera opening; 22. bonding region; 221. a bump; 222. a dense paving area; 3. an ITO thin film; 4. an FPC.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 3, in an embodiment of the present utility model, a watch screen is provided, which includes an outer screen 1, a display screen 2, and an FPC4, the outer screen 1 is attached to the display screen 2, an ITO film 3 is attached to a side of the display screen 2 facing away from the outer screen 1, a camera opening 21 is formed on a periphery of the display screen 2, the camera opening 21 is located at a top end of the display screen 2, the camera opening 21 is in a circular arc shape, a connection part between the camera opening 21 and an outer edge of the display screen 2 is in a circular arc shape, a bonding area 22 is provided opposite to the camera opening 21, a plurality of densely arranged bumps 221 are provided on the bonding area 22, and an orthographic projection of the bumps 221 is in a regular triangle shape; the FPC4 is bonded to the bonding area 22.

In the watch screen of this application, camera opening 21 has been seted up on the display screen 2, camera opening 21 is located the top of display screen 2, camera opening 21 is convex, the junction of camera opening 21 and the outer fringe of display screen 2 is convex, be used for convenient installation fixed camera, and the watch screen can be designed into circular or rectangle, and be equipped with bonding area 22 on the surface of display screen 2 and the relative position of camera opening 21, outer screen 1 pastes in the one side of display screen 2 back to bonding area 22, ITO film 3 is then facing bonding area 22 and pastes on display screen 2, FPC4 bonding is on bonding area 22, and be in between ITO film 3 and the display screen 2, a plurality of bumps 221 have been densely arranged on the bonding area 22, the orthographic projection of bump 221 is regular triangle, form close-packed area 222 between every six bumps 221, the orthographic projection of close-packed area 222 is the hexagon, be equipped with the corresponding setting of side length of a certain interval and triangle-shaped between two adjacent bumps 221, paste the bonding area 22 and the flexible FPC's of flexible line can be avoided bonding area 22 to take off the bonding area to take off more in the bonding area 4 when bonding area is more bonding area 22 is difficult to be arranged, the bonding area 4 is more bonding area is difficult to the bonding area is more bonding area 4, the bonding area is more bonding area is difficult to the bonding area is 4, the bonding area is more bonding, the bonding area is more bonding area is 4, the bonding area is more bonding and the bonding area is more 4.

Referring to fig. 1 in combination, in an embodiment of the present application, a connection between the camera opening 21 and the outer edge of the display screen 2 is in a circular arc shape.

In the watch screen of the application, the connecting part of the camera opening 21 and the outer edge of the display screen 2 is arc-shaped, so that the pressing force between the camera opening 21 and the outer edge can be reduced when the display screen 2 is connected with the shell, and the display screen 2 is prevented from being damaged at the camera opening 21 during use, so that the use experience of a user is influenced.

Referring to fig. 2 to 3 in combination, in an embodiment of the present application, a dense region 222 is formed between every six bumps 221, and an orthographic projection of the dense region 222 is hexagonal.

In the watch screen, the convex points 221 are designed to be regular triangle columns in orthographic projection, a plurality of densely arranged convex points 221 are arranged in the bonding area 22, a close-packed area 222 is formed between every six convex points 221, orthographic projection of the close-packed area 222 is hexagonal, a certain interval is arranged between every two adjacent convex points 221 in the close-packed area 222, the triangular side length is correspondingly arranged, according to the close-packed principle, the regular triangle convex points 221 form the hexagonal close-packed area 222, the distribution state of the close-packed area 222 can enable more convex points 221 to be arranged under the condition that the area of the bonding area 22 is unchanged, so that the bonding area 22 has stronger bonding force, the interval between the convex points 221 can be filled with the conducting adhesive when the FPC4 is bonded and fixed through the conducting adhesive layer, the bonding force between the FPC4 and the bonding area 22 can be effectively increased, and the conditions of loosening, pulling-off and micro-breaking of a circuit are avoided.

Referring to fig. 3 in combination, in an embodiment of the present application, a space is provided between two bumps 221 in the pad 222.

In the watch screen of the application, the interval is arranged between the two protruding points 221, when the FPC4 is required to be fixed on the bonding region 22, the FPC4 can be bonded on the bonding region 22 by utilizing the conductive adhesive under the operation of hot pressing, at the moment, the interval is filled with the conductive adhesive, the bonding area of the conductive adhesive layer and the bonding region 22 can be effectively increased, the bonding force between the conductive adhesive layer and the bonding region 22 is improved, and the problem of connection between the FPC4 and the bonding region 22 is avoided.

Referring to fig. 3 in combination, in an embodiment of the present application, bonding region 22 is disposed at an end of display screen 2 facing ITO film 3.

In a wristwatch screen of the present application, bonding region 22 is disposed on display screen 2 and facing ITO film 3 for sandwiching bonding region 22 between display screen 2 and ITO film 3.

Referring to fig. 3 in combination, in one embodiment of the present application, FPC4 is bonded between bonding region 22 and ITO film 3.

In the watch screen of the application, for the convenience of the stability of the electrical connection of the FPC4 and the display screen 2, the FPC4 can be fixedly connected on the bonding area 22 by using conductive adhesive through operation such as hot pressing and the like by clamping the bonding area 22 between the display screen 2 and the ITO film 3, so that the FPC4 is adhered between the display screen 2 and the ITO film 3, and the stable electrical connection of the FPC4 and the display screen 2 is achieved.

Referring to fig. 1 in combination, in an embodiment of the present application, the display 2 is circular or rectangular.

In a wristwatch screen of the present application, the display screen 2 can be used in a wristwatch screen or the like, and the display screen 2 is circular or rectangular, which is advantageous to be mounted in a wristwatch case body, and is convenient to use.

Referring to fig. 1 in combination, in an embodiment of the present application, the display 2 has a size of 1.0 inch to 2.5 inches.

In the watch screen, the size of the display screen 2 is within 1.0 inch-2.5 inches, the watch screen cannot be normally used due to the fact that the display screen is too small, the encumbrance can be caused due to the fact that the display screen is too large, and the display screen can be applied to household appliances or industrial control products when the size of the display screen is smaller than 2.5 inches.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A watch screen, comprising:

an outer screen;

the display screen is attached with the outer screen, one side, away from the outer screen, of the display screen is attached with an ITO film, a camera opening is formed in the periphery of the display screen, the camera opening is positioned at the top end of the display screen, the camera opening is arc-shaped, a bonding area is arranged opposite to the camera opening, the bonding area is provided with a plurality of bumps which are densely distributed, and orthographic projection of the bumps is regular triangle; and

and the FPC is bonded to the bonding region.

2. A watch screen as claimed in claim 1, wherein the junction of the camera opening and the outer edge of the display screen is circular.

3. A watch screen as claimed in claim 2, wherein a close-packed region is formed between each six of said bumps, said close-packed region being hexagonally projected.

4. A watch screen as claimed in claim 3 wherein a space is provided between two of said bumps in said blanket area.

5. A watch screen according to any one of claims 1 to 4, wherein the bonding region is provided at an end of the display screen facing the ITO film.

6. The watch screen of claim 5, wherein the FPC is bonded between the bonding area and the ITO film.

7. A watch screen as claimed in any one of claims 1 to 4 wherein the display screen is circular or rectangular.

8. A watch screen as recited in claim 7, wherein the display screen is 1.0 inch to 2.5 inches in size.