CN210865996U

CN210865996U - Key assembly and electronic device

Info

Publication number: CN210865996U
Application number: CN201921109986.0U
Authority: CN
Inventors: 肖寒; 游胜博
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-06-26
Anticipated expiration: 2029-07-15
Also published as: WO2021008292A1

Abstract

The application discloses button subassembly, it includes: the shell is provided with a groove, and the bottom of the groove is provided with an accommodating cavity; the soft decorative film is accommodated in the groove, so that the outer surface of the soft decorative film and part of the outer surface of the shell form a plane or a curved surface together; the stereoplasm conducting base is close to recess one side fixed connection with soft decorative film piece, and the stereoplasm conducting base holding is in the holding chamber for soft decorative film piece is located the position formation that sets up the stereoplasm conducting base and presses the splenium, presses the splenium atress and can produce deformation through the holding chamber, and drives the stereoplasm conducting base and press the button module that is located the casing, and then triggers the button module. By adopting the structure, the pressing part and the outer surface of the shell form a plane or curved surface structure, the appearance visual sense that the solid keys are not arranged on the appearance of the shell is realized, and the effect that the electronic device has better appearance integration in appearance is improved. The application also provides an electronic device comprising the key assembly.

Description

Key assembly and electronic device

Technical Field

The present disclosure relates to electronic devices, and particularly to a key assembly and an electronic device including the key assembly.

Background

The exterior of electronic devices such as mobile phones and tablet computers is provided with physical keys, because some functions cannot be realized by touching the keys, such as shutdown or restart. In the related art, the solid key protrudes and has a gap in appearance, and has no integrated effect, which affects the overall appearance of the electronic device product.

SUMMERY OF THE UTILITY MODEL

The application provides a key assembly and an electronic device.

The technical scheme adopted by the application is as follows: provided is a key assembly, including: the device comprises a shell, a handle and a handle, wherein the shell is provided with a groove, and the bottom of the groove is provided with an accommodating cavity;

the soft decorative membrane is accommodated in the groove, so that the outer surface of the soft decorative membrane and part of the outer surface of the shell form a plane or a curved surface together;

the hard conductive base is fixedly connected with one side of the groove, the soft decorative film is arranged in the accommodating cavity, the soft decorative film is arranged at the position where the hard conductive base is arranged to form a pressing part, the pressing part is deformed by the accommodating cavity under stress, and the hard conductive base is driven to press the key module in the shell, so that the key module is triggered.

The present application also provides an electronic device including the key assembly described above.

The application provides a button subassembly includes the casing and sets up soft decoration diaphragm and the electrically conductive base of stereoplasm on the casing. The shell is provided with a groove, the bottom of the groove is provided with an accommodating cavity, and the soft decorative membrane is accommodated in the groove, so that the outer surface of the soft decorative membrane and part of the outer surface of the shell jointly form a plane or a curved surface, and an appearance integrated effect is formed. The hard conductive base is fixed on the soft decorative film and is accommodated in the accommodating cavity, so that the soft decorative film is positioned at the position where the hard conductive base is arranged to form the pressing part. The splenium atress can produce deformation through the holding chamber to drive the electrically conductive base of stereoplasm and press the button module that is located the casing, and then trigger the button module and realize the function of button. Structure more than adopting, the splenium of pressing of soft decoration diaphragm has certain deformability, can utilize the existence of holding chamber to inwards cave in and produce deformation under the effect of external force, drive the function that stereoplasm conducting base transmission external force acted on the button module and realize the button, after external force removes, press the splenium to resume deformation once more in the structure that forms a plane or curved surface in the outside of formation and casing in appearance, realize that the casing does not set up the outward appearance vision of entity button in appearance and feel, promote electron device and have the effect of better outward appearance integration in the follow outward appearance.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic partial structural diagram of a key assembly according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an embodiment of an electronic device according to the present application;

FIG. 3 is a side view of an electronic device of the present application in one embodiment;

FIG. 4 is a cross-sectional view of an embodiment of the present application, illustrating an enlarged cross-sectional view of a portion a of FIG. 4;

FIG. 5 is an enlarged cross-sectional view of a portion circled a in FIG. 4 in one embodiment;

FIG. 6 is a schematic diagram of a side view of another embodiment of the electronic device of the present application;

FIG. 7 is an enlarged cross-sectional view of the portion circled a in FIG. 4 in accordance with another embodiment of the present application;

FIG. 8 is an exploded view of a portion of an electronic device in accordance with an embodiment of the present invention;

FIG. 9 is an enlarged view of the portion of circle b shown in FIG. 8 in one embodiment;

fig. 10 is an enlarged view of a structure of a portion b of fig. 8 in another embodiment.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures related to the present application are shown in the drawings, not all of the structures. 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.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The application provides a key assembly 100 and an electronic device 200 comprising the key assembly 100. Referring to fig. 1 and fig. 2, fig. 1 is a partial schematic structural diagram of an embodiment of a key assembly 100 of the present application, and fig. 2 is a schematic structural diagram of an embodiment of an electronic device 200 of the present application. Specifically, the electronic apparatus 200 may be any of various types of computer system devices (only one form is exemplarily shown in fig. 2) that are mobile or portable and perform wireless communication. Specifically, the electronic apparatus 200 may be a mobile phone or a smart phone (e.g., an iPhone (TM) based phone), a Portable game device (e.g., Nintendo DS (TM), PlayStation Portable (TM), game Advance (TM), iPhone (TM)), a laptop computer, a PDA, a Portable internet device, a music player, and a data storage device, other handheld devices, and a headset, etc., and the electronic apparatus 200 may also be other wearable devices that require charging (e.g., a Head Mounted Device (HMD) such as an electronic bracelet, an electronic necklace, an electronic device, or a smart watch).

The electronic apparatus 200 may also be any of a number of electronic devices including, but not limited to, cellular phones, smart phones, other wireless communication devices, personal digital assistants, audio players, other media players, music recorders, video recorders, other media recorders, radios, medical devices, vehicle transportation equipment, calculators, programmable remote controllers, pagers, laptop computers, desktop computers, printers, netbook computers, Personal Digital Assistants (PDAs), Portable Multimedia Players (PMPs), moving Picture experts group (MPEG-1 or MPEG-2) Audio layer 3(MP3) players, portable medical devices, and digital cameras and combinations thereof.

In some cases, the electronic device 200 may perform a variety of functions (e.g., playing music, displaying video, storing pictures, and receiving and sending telephone calls). If desired, the electronic apparatus 200 may be a device such as a cellular telephone, media player, other handheld device, wrist watch device, pendant device, earpiece device, or other compact portable device.

The key assembly 100 provided by the present application includes a casing 10, a soft decorative film 20 connected to the casing 10, a hard conductive base 30 connected to the soft decorative film 20, and a key module 40 abutted to the hard conductive base 30.

Specifically, the housing 10 of the present application is a middle frame or a battery cover of the electronic device 200. The outer contour of the housing 10 is a cuboid. Specifically, the housing 10 is provided with a groove 12, and a receiving cavity 14 is provided at the bottom of the groove 12, and the receiving cavity 14 is communicated with the groove 12. Specifically, the groove 12 is used for accommodating the soft decorative film 20, the accommodating cavity 14 is used for accommodating the hard conductive base 30, and further, the key module 40 is disposed in the accommodating cavity 14 and is used for cooperating with the hard conductive base 30 to realize the opening, closing or adjusting function under the action of the hard conductive base 30.

Further, the housing 10 includes two first sides 16 parallel to each other and two second sides 18 parallel to each other, as shown in fig. 2, and the first sides 16 are connected end to end with the second sides 18. Further, the first side surface 16 and the second side surface 18 may be a right angle connection or a circular arc transition connection, which is not limited herein. Fig. 2 shows the first side 16 and the second side 18 in the form of a circular arc transition.

It is to be understood that the terms "first", "second" and "third" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature.

The soft decorative film 20 is accommodated in the groove 12, so that the outer surface of the soft decorative film 20 and a part of the outer surface of the housing 10 together form a plane or a curved surface, forming part of the outer surface of the electronic device 200, as shown in fig. 3, where fig. 3 is a side view of the electronic device in an embodiment of the present application.

The hard conductive base 30 is fixedly connected with one side of the soft decorative film 20 close to the groove 12, and the hard conductive base 30 penetrates through the groove 12 and is at least partially accommodated in the accommodating cavity 14, so that the soft decorative film 20 is located at the position where the hard conductive base 30 is arranged to form the pressing portion 22. When the key module is used, the pressing portion 22 is stressed and deforms toward the direction close to the accommodating cavity 14, and drives the hard conductive base 30 to press the key module 40 located in the housing, so as to trigger the key module 40, and the function of controlling the key module 40 is achieved. Specifically, the hard conductive base 30 is a member having a hardness greater than that of the soft decorative film 20, and is capable of receiving a force pressed by a user through the pressing portion 22 of the soft decorative film 20 and transmitting the acting force to the key module 40.

Referring to fig. 4 and 5, fig. 4 is a schematic cross-sectional structure in an implementation of the present application, and fig. 5 is an enlarged schematic cross-sectional structure of a circle a in fig. 4. Specifically, the key module 40 includes a press receiving portion 42, and a circuit portion 44 connected to the press receiving portion 42. The circuit section 44 includes a flexible printed wiring board and other circuits for transferring electrical signals. The press receiving portion 42 includes a base 422 and a projection 424 connected to the base 422, the projection 424 abuts against the hard conductive base 30, and the base 422 is connected to the projection 424 and the circuit portion 44, respectively. The hard conductive base 30 is in a strip shape and is abutted to the protruding portion 424, when the hard conductive base 30 receives external force, the acting force can be accurately transmitted to the protruding portion 424, and the protruding portion 424 presses downwards to transmit information, so that the function of a key is achieved.

Alternatively, the function implemented by the above structural arrangement may be an on/off/restart key, a sound key, a home key, or the like, and is not particularly limited herein.

Alternatively, one pressing portion 22 or a plurality of pressing portions 22 may be disposed on one electronic device 200, and each pressing portion 22 corresponds to one hard conductive base 30 and one key module 40. Different press sections 22 fulfill different functions. It will be appreciated that in order for a user to better identify where the pressing portion 22 is located, the outer surface of the pressing portion in one embodiment forms functional indicia. For example, if the pressing portion 22 controls the volume increasing or decreasing function, the function mark may be "+" or "-", as shown in fig. 6, and fig. 6 is a schematic side view of another embodiment of the electronic device of the present application. Of course, in other embodiments, the function mark may not be formed on the outer surface of the pressing portion 22, for example, the function of the pressing portion may be determined by the different position of the pressing portion 22, and the position of the pressing portion 22 may be explained to the user through the description of the specification or the description of the new product release meeting.

Optionally, in an embodiment, the length of the first side 16 is smaller than the length of the second side 18, and the soft decorative film 20 is located at the first side 14, that is, the soft decorative film 20 is disposed at the bottom end or the top end of the electronic device 200, which is not limited herein. Fig. 1 shows a case where a soft decorative film 20 is provided on the top end of an electronic device 200. In other embodiments, the soft decorative film 20 may be disposed on the second side 18, i.e. on the left and right sides of the electronic device 200, or on one of the left and right sides.

Alternatively, in an embodiment, the soft decorative film 20 is a strip shape, and the length of the soft decorative film 20 exceeds two thirds of the width of the side of the housing 10 where the soft decorative film 20 is disposed in the length direction. In this embodiment, the soft decorative film 20 is made long and has no outward protruding shape, so that the soft decorative film 20 is more like a decoration in the eyes of the user and is integrated with the outer surface of the casing 10, thereby making the key assembly 100 more beautiful.

Optionally, in one embodiment, the width of the soft decorative film 20 is also made larger, for example, the width of the soft decorative film 20 exceeds two thirds of the thickness of the shell 10. With the above structure, the area of the soft decorative film 20 is close to the area of the first side surface 16 of the housing 10, so that the user can visually see that the soft decorative film 20 is a decorative part from the appearance of the electronic device 200.

Alternatively, in an embodiment, the soft decorative film 20 includes a base portion 24 and an arc portion 26 extending from the base portion 24 away from the hard conductive base 30, as shown in fig. 7, fig. 7 is an enlarged schematic cross-sectional view of a portion circled by a in fig. 4 in another implementation of the present application, the base portion 24 is attached to the front surface of the first side surface 16 or the second side surface 18, and the arc portion 26 is attached to a connection portion between the first side surface 16 and the second side surface 18. Optionally, the arcuate portion 26 includes one or two. With the above structure, the soft decorative film 20 covers at least most of the area of the first side 16 of the casing 10, and has no protruding portion, so that the soft decorative film 20 and the casing 10 are integrated into a better effect.

Specifically, with the above structure, the pressing portion 22 may be disposed at a position corresponding to the base portion 24 or the arc portion 26, which is not particularly limited herein. In the case of a plurality of pressing portions 22, a plurality of soft decorative films 20 may be disposed on the housing 10, and one pressing portion 22 is disposed on each soft decorative film 20; or a plurality of pressing portions 22 may be provided simultaneously on one soft film sheet 20. It is understood that in the embodiment where a plurality of pressing portions 22 are simultaneously disposed on one soft decorative film 20, the plurality of pressing portions 22 may be simultaneously disposed on the base portion 24, or partially disposed on the base portion 24 and partially disposed on the arc portion 26, which is not limited herein.

In one embodiment, the soft decorative film 20 is directly fixed in the groove 12 of the housing 10 by dispensing.

It can be understood that the soft decorative film 20 is made of soft material, and the housing 10 is made of material with higher hardness, so that it is more difficult to directly connect the soft decorative film 20 to the housing 10. In order to solve the problem, in another embodiment of the present application, the key assembly 100 further includes a plastic decorative sheet 50, and referring to fig. 8 and 9, fig. 8 is an exploded view of a part of an electronic device in an implementation of the present application; fig. 9 is an enlarged view of a portion b of fig. 8 in an embodiment. The plastic decorative sheet 50 and the soft decorative film 20 are stacked, the plastic decorative sheet 50 is located between the bottom of the groove 12 and the soft decorative film 20, the plastic decorative sheet 50 is provided with a through groove 52, and the hard conductive base 30 penetrates through the through groove 52 and abuts against the key module 40. With the above structure, the plastic decorative sheet 50 is a member having a hardness greater than that of the soft decorative film 20. In the process of installing the key assembly 100, the plastic decorative sheet 50 and the soft decorative film 20 are first formed into a small whole, for example, the soft decorative film 20 and the plastic decorative sheet 50 are integrally injection-molded into a small whole, and then the small whole is installed and fixed in the groove 12 of the housing 10. The plastic decorative sheet 50 has a relatively high hardness, so that it is relatively easy to assemble with the housing 10. For example, the recess 12 may be sized slightly larger than the plastic trim piece 50 so that it can pass through the recess 12.

Specifically, the groove 12 includes a bottom 122 and a sidewall 124 connected to the bottom 122 at an angle, as shown in fig. 10, and fig. 10 is an enlarged view of a portion b shown in fig. 8 in another embodiment. The side wall 124 or a connection position of the side wall 124 and the bottom 122 is provided with a limiting member 60, optionally, the limiting member 60 may be an elastic member, for example, an elastic protrusion, and the plastic decorative sheet 50 is fixed in the groove 12 by the limiting member 60 in a snap-fit manner. By adopting the structure, in the process that the plastic decorative sheet 50 is installed in the groove 12 of the shell 10, the limiting member 60 is slightly deformed by the extrusion of the plastic decorative sheet 50, so that the plastic decorative sheet 50 is fixed by the clamping force, and the whole formed by the plastic decorative sheet 50 and the soft rubber decorative membrane 20 is fixed in the groove 12. It is understood that, in other embodiments, the limiting member may also be a spring plate or other structural form, and may also be fixed by gluing, which is not specifically limited herein.

By adopting the structure, a protruding key cannot be formed from the appearance of the electronic device 200, meanwhile, the opening cannot be seen from the appearance of the electronic device 200, only the soft decorative membrane 20 can be seen from the appearance of the electronic device 200, and the soft decorative membrane 20 and the outer surface of the shell 10 are integrated to form a plane or a curved surface together, so that the appearance of the electronic device 200 is free of keying, the integrated appearance visual sense is realized, and the appearance expressive force of the electronic device 200 is improved.

The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims

1. A key assembly, comprising:

the device comprises a shell, a handle and a handle, wherein the shell is provided with a groove, and the bottom of the groove is provided with an accommodating cavity;

the hard conductive base is fixedly connected with one side of the groove, the hard conductive base is accommodated in the accommodating cavity, so that the soft decorative membrane is arranged at the position where the hard conductive base is formed to press the part, the stress of the pressing part can be close to the direction of the accommodating cavity to deform, and the hard conductive base is driven to press the key module in the shell, and then the key module is triggered.

2. The key assembly of claim 1, comprising a plastic decorative sheet, wherein the plastic decorative sheet and the soft decorative film are stacked, the plastic decorative sheet is located between the bottom of the groove and the soft decorative film, the plastic decorative sheet is provided with a through groove, and the hard conductive base penetrates through the through groove and abuts against the key module.

3. The key assembly of claim 2, wherein the soft decorative film and the plastic decorative sheet are integrally injection molded.

4. The key assembly of claim 2, wherein the groove includes a sidewall connected to the bottom at an included angle, a position of the sidewall or a connection position of the sidewall to the bottom is provided with a limiting member, and the plastic decorative sheet is fixed in the groove by the limiting member.

5. The key assembly of claim 4, wherein the retaining member is an elastic protrusion.

6. The key assembly of claim 1, wherein the soft decorative film is elongated, and the length of the soft decorative film exceeds two-thirds of the width of the side of the casing in the length direction of the soft decorative film.

7. The key assembly of claim 1, wherein the width of the soft decorative membrane exceeds two-thirds of the thickness of the housing.

8. The key assembly of claim 1, wherein the housing includes two first side surfaces parallel to each other and two second side surfaces parallel to each other, the first side surfaces are connected end to end with the second side surfaces, the first side surfaces have a length less than the second side surfaces, and the soft decorative film is located on the first side surfaces.

9. The key assembly according to claim 8, wherein the soft decorative film includes a base portion and an arc portion extending from the base portion away from the hard conductive base, the arc portion being attached to a connection between the first side and the second side.

10. The key assembly according to claim 9, wherein the key module includes a pressing receiving portion and a circuit portion connected to the pressing receiving portion, the pressing receiving portion includes a base and a protruding portion connected to the base, the protruding portion abuts against the hard conductive base, and the base is connected to the protruding portion and the circuit portion, respectively.

11. The key assembly according to claim 1, wherein the pressing portion includes a plurality of portions.

12. A key assembly according to any one of claims 1-11, wherein the outer surface of said pressing portion forms a functional indicia.

13. An electronic device, characterized in that it comprises a key assembly according to any one of claims 1-12.