CN214756448U

CN214756448U - Electronic device

Info

Publication number: CN214756448U
Application number: CN202121320325.XU
Authority: CN
Inventors: 杨沈川
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-11-16
Anticipated expiration: 2031-06-11

Abstract

The embodiment of the application provides an electronic equipment, it is cotton including casing, screen, bubble celloidin layer and buffering bubble, one side of casing has the assembly groove, the screen set up in the assembly groove. The cotton glue film of bubble includes first glue film, second glue film and presss from both sides to be located the cotton layer of bubble between first glue film and the second glue film, first glue film with the bottom surface edge bonding of screen, the second glue film with the bottom surface edge bonding of assembly groove. The buffering foam is arranged between the screen and the assembling groove. The embodiment of the application provides electronic equipment will the screen passes through the bubble celloidin layer is fixed in the assembly groove, avoided the point glue between traditional cell-phone apron and the cell-phone casing, increased electronic equipment's screen accounts for than, has promoted user's viewing experience.

Description

Electronic device

Technical Field

The application belongs to the technical field of electronic equipment assembly structures, and particularly relates to electronic equipment.

Background

With the continuous improvement of the functions of electronic devices, the demands of users on the electronic devices are also higher and higher. Taking the display screen of the mobile phone as an example, in order to improve the visual experience of users, the current full-screen mobile phone becomes an industry standard, and the screen proportion of the display screen of the mobile phone can reach about 90%.

However, the traditional screen needs to fix the glass cover plate and the adhesive surface of the middle frame of the mobile phone by dispensing, the display of the display screen is affected by the dispensing width, the black edge width of the display screen of the mobile phone is increased, and the screen occupation ratio of the display screen is reduced; and the operation of point is not convenient for the dismantlement of screen, leads to the reuse rate of screen low.

SUMMERY OF THE UTILITY MODEL

The present application is directed to an electronic device that solves at least one of the problems set forth in the background art.

In order to solve the technical problem, the present application is implemented as follows:

in a first aspect, an embodiment of the present application provides an electronic device, including:

a housing having a fitting groove at one side thereof;

the screen is arranged in the assembling groove;

the foam adhesive layer comprises a first adhesive layer, a second adhesive layer and a foam layer arranged between the first adhesive layer and the second adhesive layer in a clamping mode, the first adhesive layer is bonded with the edge of the bottom face of the screen, and the second adhesive layer is bonded with the edge of the bottom face of the assembly groove;

the buffering bubble is cotton, the buffering bubble cotton set up in the screen with between the assembly groove.

In the embodiment of the application, an electronic equipment is provided, electronic equipment includes that casing, screen, bubble celloidin layer and buffering bubble are cotton, one side of casing has the assembly groove, the screen set up in the assembly groove. The cotton glue film of bubble includes first glue film, second glue film and presss from both sides to be located the cotton layer of bubble between first glue film and the second glue film, first glue film with the bottom surface edge bonding of screen, the second glue film with the bottom surface edge bonding of assembly groove. The buffering foam is arranged between the screen and the assembling groove. The embodiment of the application provides electronic equipment will the screen passes through the bubble celloidin layer is fixed in the assembly groove, avoided the point glue between traditional cell-phone apron and the cell-phone casing, increased electronic equipment's screen accounts for than, has promoted user's viewing experience.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic diagram of an electronic device according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a screen and a foam adhesive layer of an electronic device according to an embodiment of the present disclosure;

fig. 3 is a schematic view of a foam adhesive layer structure of an electronic device according to an embodiment of the present application.

Reference numerals:

1-a shell; 11-an assembly groove; 2-screen; 21-a glass cover plate; 22-optical glue layer; 23-a polarizing layer; 24-packaging glass; 25-a polysilicon layer; 3-foam adhesive layer; 31-a first glue layer; 32-a second glue layer; 33-foam cotton layer; 34-a thin film layer; 35-a release film; 4-buffering foam; 5-adhesive layer.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specified. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

An electronic device according to an embodiment of the application is described below in conjunction with fig. 1-3.

As shown in fig. 1, there is provided according to some embodiments of the present application an electronic device, including:

casing 1, screen 2, the cotton glue film of bubble 3 and buffering bubble are cotton 4, casing 1 can for electronic equipment's center, one side of casing 1 has assembly groove 11, screen 2 set up in the assembly groove 11.

Referring to fig. 3, the foam adhesive layer 3 includes a first adhesive layer 31, a second adhesive layer 32, and a foam layer 33 sandwiched between the first adhesive layer 31 and the second adhesive layer 32, the first adhesive layer 31 is bonded to the bottom edge of the screen 2, and the second adhesive layer 32 is bonded to the bottom edge of the assembly groove 11, so that the screen 2 can be fixed in the assembly groove 11 through the foam adhesive layer 3. The buffering foam 4 is arranged between the screen 2 and the assembling groove 11.

Specifically, bubble celloidin layer 3 is used for inciting somebody to action screen 2 bonds and is fixed in the mounting groove 11, on guaranteeing screen 2 bonds fixed efficiency's basis, in order to avoid right screen 2 excessively bond with right screen 2 with the excessive occupation in space between the mounting groove 11, bubble celloidin layer 3 sets up the area less better. Considering that the screen 2 and the fitting groove 11 are both hard structures, in order to avoid direct collision between the screen 2 and the fitting groove 11, the screen may be provided with a buffer by the buffer foam 4. Specifically, the buffering foam 4 is arranged between the screen 2 and the assembling groove 11, so that the foam adhesive layer 3 and the buffering foam 4 are in the same horizontal space, as shown in fig. 1. In addition, the buffering foam 4 can be adhered to the screen 2 through the adhesive layer 5, that is, the screen 2 and the buffering foam 4 form a whole, so that the screen 2 can obtain good buffering at any time.

Specifically, the foam layer 33 and the first glue layer 31 and the second glue layer 32 may be bonded and fixed to each other, so as to ensure the stability of the overall structure of the foam glue layer 3. The screen occupation ratio of the electronic equipment is the relative ratio of the area of one side of the screen 2 to the area of the shell 1, the display area of the electronic equipment can be increased by increasing the screen occupation ratio of the electronic equipment, and the watching experience of a user is improved.

The embodiment of the application provides electronic equipment will screen 2 passes through bubble celloidin layer 3 is fixed in the assembly groove 11, avoided the some glue between traditional cell-phone apron and the cell-phone casing, increased electronic equipment's screen accounts for than, has promoted user's viewing experience.

Optionally, when the first adhesive layer 31 and the second adhesive layer 32 are heated to a preset temperature, the adhesive strength of the first adhesive layer 31 is smaller than that of the second adhesive layer 32.

Specifically, when the screen needs to be detached, the first adhesive layer 31 and the second adhesive layer 32 may be heated to a preset temperature. Because the first adhesive layer 31 is adhered to the bottom edge of the screen 2 and the second adhesive layer 32 is adhered to the bottom edge of the assembly groove 11, the screen 2 and the first adhesive layer 31 can be quickly separated when the adhesive strength of the first adhesive layer 31 is significantly reduced, and the structural integrity of the first adhesive layer 31 is not affected; and the bonding strength of second glue film 32 diminishes unobviously, also can guarantee second glue film 32 with the joint strength and the relative stability of mounting groove 11 are convenient for the bonding is fixed once more of screen 2, has improved the rate of repetition of bubble celloidin layer 3 has reduced the manufacturing cost of bubble celloidin layer 3.

In a specific embodiment, for example, the bonding strength of the first adhesive layer 31 and the second adhesive layer 32 at normal temperature (20 ℃) is the same, and when the first adhesive layer 31 and the second adhesive layer 32 are heated to a preset temperature (for example, 80 ℃), the bonding strength of the first adhesive layer 31 decreases by 65%, the bonding strength of the second adhesive layer 32 decreases by only 5%, so that the screen 2 can be detached conveniently, and the reuse rate of the foam adhesive layer 3 can be increased.

Optionally, the preset temperature is in the range of 60-100 ℃.

Specifically, first glue film 31 with second glue film 32 can be EVA hot melt adhesive or resin hot melt adhesive, first glue film 31 with second glue film 32 is solid-state at ordinary temperature, heats and reaches can become molten state and reduce viscidity after presetting the temperature. When the preset temperature is too low, the electronic device is affected to be used in a high-temperature environment, and when the preset temperature is too high, the power consumption of the first adhesive layer 31 and the second adhesive layer 32 during softening is increased. Therefore, the range of the preset temperature is controlled to be 60-100 ℃, and the screen 2 can be conveniently detached and replaced on the basis of ensuring the use stability of the first adhesive layer 31 and the second adhesive layer 32.

Alternatively, referring to fig. 1 and 2, the width h of the black border of the screen 2 ranges from 0.6 to 1.0 mm.

Specifically, screen 2 passes through bubble celloidin layer 3 is fixed in during 11 in the assembly tank, it is right screen 2 forms stable spacing, just also can avoid the point between traditional cell-phone apron and the cell-phone casing to glue, makes the edge of screen 2 can be close to as far as possible the side setting of assembly tank 11 reaches and reduces 2 week side black edge's of screen purpose.

Optionally, referring to fig. 3, the foam adhesive layer 3 further includes a film layer 34, and the film layer 34 is sandwiched between the second adhesive layer 32 and the foam layer 33.

Specifically, when the foam layer 33 is formed, in order to ensure the lamellar structure of the foam layer 33, the foam layer 33 can be deposited on the surface of the thin film layer 34, at this time, the thin film layer 34 is equivalent to the base material layer of the foam layer 33, so that the foam layer 33 is distributed in a lamellar structure, and the forming efficiency of the foam layer 33 is improved. In addition, the foam adhesive layer 3 further comprises a release film 35, and the release film 35 is attached to one side of the second adhesive layer 32 away from the thin film layer 34. When the foam adhesive layer 3 is not used, the release film 35 can well protect the second adhesive layer 32; when the foam adhesive layer 3 is used, the release film 35 can be torn off from the second adhesive layer 32, so that the second adhesive layer 32 is conveniently adhered to the bottom surface of the assembly groove 11.

Optionally, a screen fraction of the electronic device is greater than or equal to 92%.

Specifically, because the foam adhesive layer 3 does not affect the display of the screen 2, the screen occupation ratio of the electronic device can be made very large, for example, the screen occupation ratio of the electronic device is greater than or equal to 92%, and preferably, the screen occupation ratio of the electronic device is greater than or equal to 95%, so as to improve the viewing experience of a user. Optionally, the screen 2 is a rigid active matrix organic light emitting diode panel screen.

Specifically, when the rigid active matrix/organic light emitting diode (oled) panel screen is disposed in the mounting groove 11, because the rigid active matrix/organic light emitting diode panel screen has a relatively hard structure, the rigid active matrix/organic light emitting diode panel screen only needs to be adhesively fixed at the bottom edge thereof in the mounting groove 11 through the foam adhesive layer 3, and the usage amount of the foam adhesive layer 3 can be reduced on the basis of ensuring stable mounting of the screen 2.

Alternatively, referring to fig. 1 and 2, the screen 2 includes a glass cover plate 21, an optical adhesive layer 22, a polarizing layer 23, a packaging glass 24, and a polysilicon layer 25, which are sequentially stacked, and the foam adhesive layer 3 is disposed between the glass cover plate 21 and the bottom edge of the assembly groove 11.

Specifically, the glass cover 21 is the outermost side of the screen 2, and due to the transparent structure of the glass cover 21, the screen 2 can be well protected without affecting the display of the screen 2. The optical adhesive layer 22 may bond and fix the glass cover plate 21 and the polarizing layer 23. The polarizing layer 23 may pass light vibrating in a specific direction, and light vibrating in other vibration directions may not pass through the polarizing layer 23. The sealing glass 24 may be Encap glass, and may serve to seal the screen 2 and prevent water and oxygen from entering the inside of the screen 2. The polysilicon layer 25 may be Low Temperature Polysilicon (LTPS) glass, the polysilicon layer 25 may be a substrate of the screen 2, and a line and a thin film transistor are disposed on the polysilicon layer 25 to control light emission of the light emitting material in the screen 2.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. An electronic device, comprising:

a housing (1), one side of the housing (1) having an assembly groove (11);

the screen (2), the said screen (2) is set up in the said assembly groove (11);

the foam adhesive layer (3) comprises a first adhesive layer (31), a second adhesive layer (32) and a foam layer (33) sandwiched between the first adhesive layer (31) and the second adhesive layer (32), the first adhesive layer (31) is bonded with the bottom edge of the screen (2), and the second adhesive layer (32) is bonded with the bottom edge of the assembly groove (11);

the buffer foam (4), the buffer foam (4) is arranged between the screen (2) and the assembling groove (11).

2. The electronic device according to claim 1, characterized in that the adhesive strength of the first adhesive layer (31) is smaller than the adhesive strength of the second adhesive layer (32) when the first adhesive layer (31) and the second adhesive layer (32) are heated to a preset temperature.

3. The electronic device of claim 2, wherein the preset temperature is in a range of 60-100 ℃.

4. The electronic device according to claim 1, characterized in that the width of the black border of the screen (2) is in the range of 0.6-1.0 mm.

5. The electronic device according to claim 1, characterized in that the foam layer (3) further comprises a film layer (34), the film layer (34) being sandwiched between the second glue layer (32) and the foam layer (33).

6. The electronic device according to claim 5, wherein the foam adhesive layer (3) further comprises a release film (35), and the release film (35) is attached to the side of the second adhesive layer (32) away from the thin film layer (34).

7. The electronic device of claim 1, wherein a screen fraction of the electronic device is greater than or equal to 92%.

8. Electronic device according to claim 1, characterized in that the cushioning foam (4) is glued to the screen (2) by means of a glue layer (5).

9. Electronic device according to claim 1, characterized in that the screen (2) is a rigid active matrix organic light emitting diode panel screen.

10. The electronic device according to claim 1 or 9, characterized in that the screen (2) comprises a glass cover plate (21), an optical glue layer (22), a polarizing layer (23), an encapsulating glass (24) and a polysilicon layer (25) which are arranged in a sequential stack, the foam glue layer (3) being arranged between the glass cover plate (21) and the bottom edge of the assembly groove (11).