CN216145533U

CN216145533U - Electronic equipment, casing subassembly and button subassembly

Info

Publication number: CN216145533U
Application number: CN202121814656.9U
Authority: CN
Inventors: 干振; 严觅
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-03-29
Anticipated expiration: 2031-08-04

Abstract

The application provides an electronic device, a shell assembly and a key assembly; the key assembly comprises a bracket, a positioning assembly and a key cap; the support is provided with a containing groove, one end of the positioning component props against the bottom of the containing groove, and the other end of the positioning component is matched with the positioning groove in the key cap so as to realize positioning of the key cap. The key assembly that this application embodiment provided, compare in conventional technology, cancelled the structure of five metals apron to optimized the design of support, through the storage tank of the integrative structure of design on the support, and arrange locating component in the storage tank, make key assembly overall structure simpler, the size is littleer, and waterproof performance is more excellent.

Description

Electronic equipment, casing subassembly and button subassembly

Technical Field

The utility model relates to the technical field of case structures of electronic equipment, in particular to electronic equipment, a shell assembly and a key assembly.

Background

Along with the development of mobile communication, the functional requirements (camera shooting, endurance and temperature rise) of a user on the whole intelligent terminal are improved, so that the internal structural space of the intelligent terminal is tense; meanwhile, the user needs to experience the lightness, thinness and appearance delicacy of the intelligent terminal more seriously. One of the important issues of the side key structure is compactness (less internal space occupation) and waterproof performance. In the mobile device with a three-section type key structure in the conventional technology, the problems of complex structure and poor waterproof effect generally exist.

SUMMERY OF THE UTILITY MODEL

A first aspect of an embodiment of the present application provides a key assembly, where the key assembly includes a bracket, a positioning assembly, and a key cap; the support is provided with a containing groove, one end of the positioning component props against the bottom of the containing groove, and the other end of the positioning component is matched with the positioning groove in the key cap so as to realize positioning of the key cap.

In a second aspect, an embodiment of the present application provides a casing assembly, which includes a main casing, a fixing frame, and the key assembly in any one of the foregoing embodiments; the fixing frame is connected with the main shell and matched with the main shell to form an accommodating space, and the support and the positioning assembly of the key assembly are arranged in the accommodating space; the main casing body is provided with a through hole communicated with the accommodating space, and the key cap is inserted into the through hole and can slide relative to the support.

In addition, an embodiment of the present application further provides an electronic device, where the electronic device includes a display screen, a control circuit board, and the housing assembly described in any of the above embodiments; the display screen with the main casing body cooperation forms accommodation space, control circuit board locates in the accommodation space and with the display screen electricity is connected.

The key assembly that this application embodiment provided, compare in conventional technology, cancelled the structure of five metals apron to optimized the design of support, through the storage tank of the integrative structure of design on the support, and arrange locating component in the storage tank, make key assembly overall structure simpler, the size is littleer, and waterproof performance is more excellent.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, 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 overall structure diagram of an embodiment of a key assembly according to the present application;

fig. 2 is a schematic diagram of a key assembly in an embodiment of fig. 1, which is disassembled;

fig. 3 is a schematic cross-sectional view of the key assembly at a-a in the embodiment of fig. 1;

fig. 4 is a schematic cross-sectional view of the key assembly at B-B in the embodiment of fig. 1;

fig. 5 is a schematic exploded view of a bracket and a positioning assembly of the key assembly in the embodiment of fig. 1;

fig. 6 is a schematic structural diagram of a key cap 100 of the key assembly in the embodiment of fig. 1;

FIG. 7 is a schematic view of the overall structure of an embodiment of the housing assembly of the present application;

FIG. 8 is a schematic view of the housing assembly of the embodiment of FIG. 7, shown disassembled;

FIG. 9 is a schematic cross-sectional view of the housing assembly at C-C in the embodiment of FIG. 7;

FIG. 10 is a schematic cross-sectional view of the housing assembly of the embodiment of FIG. 7 at D-D;

FIG. 11 is a schematic overall structure diagram of an embodiment of an electronic device of the present application;

fig. 12 is a block diagram illustrating a structural composition of an embodiment of an electronic device according to the present application.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

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 utility model. 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.

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

In the existing mobile equipment with a three-section structure, in order to realize the three-section regional waterproof structure, a Plastic (PC) and waterproof silica gel sleeve and hardware cover plate combined assembly form is mostly adopted. The waterproof effect of this design mainly by five metals apron assembly effect and waterproof silica gel's magnitude of interference decision. Because part material production tolerance and subassembly assembly tolerance can lead to this design to have the waterproof phenomenon of inefficacy of certain proportion to produce, the five metals apron adopts the form of detaining the position assembly with the plastic simultaneously for the required space of five metals apron is great on width size, and this position center utilization ratio is lower. The three-section type fixed bolster that the cooperation was assembled adopts spacing form of spacing post fixed, and fixed form is not firm enough, and mainboard position space is great on the required center simultaneously, and the restriction increases piling up of mainboard device.

In view of the above problems, the present application provides a key assembly, please refer to fig. 1 and fig. 2 together, fig. 1 is a schematic overall structure diagram of an embodiment of the key assembly of the present application; fig. 2 is a schematic diagram of a key assembly in an embodiment of fig. 1. It should be noted that, the key assembly in the embodiments of the present application is used for an electronic device, and the electronic device may include an electronic device having keys, such as a mobile phone, a tablet computer, a notebook computer, a bluetooth speaker, an earphone, a watch, and a wearable device. The key assembly 10 for an electronic device in this embodiment includes a key cap 100, a holder 200, and a positioning assembly 300. It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the embodiments of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Specifically, referring to fig. 1, fig. 3 and fig. 4 together, fig. 3 is a schematic cross-sectional view of a key assembly at a position a-a in the embodiment of fig. 1, and fig. 4 is a schematic cross-sectional view of a key assembly at a position B-B in the embodiment of fig. 1; fig. 5 is a schematic exploded view of a bracket and a positioning assembly of the key assembly in the embodiment of fig. 1. Optionally, the bracket 200 is provided with a receiving groove 210, one end of the positioning assembly 300 supports against the bottom of the receiving groove 210, and the other end of the positioning assembly cooperates with the positioning groove 111 on the key cap 100 to position the key cap 100.

Optionally, referring to fig. 6, fig. 6 is a schematic structural diagram of a key cap 100 of the key assembly in the embodiment of fig. 1; the key cap 100 includes a main body 110 and a pressing portion 120, which are integrally formed, wherein the pressing portion 120 is configured to contact with a hand of an operator. The main body 110 is provided with a positioning groove 111 on a surface thereof away from the pressing portion 120. Optionally, the main body 110 of the key cap 100 is provided with at least two positioning grooves 111 on a side facing the positioning assembly 300 (in the drawings of the embodiment of the present application, three positioning grooves 111 are provided as an example), wherein the key cap 100 can slide in the direction of arrow X in the drawings relative to the support 200, and when the key cap 100 slides to different positions, the positioning assembly 300 is matched with different positioning grooves 111 to position the key cap 100 at different positions.

Optionally, with continuing to refer to fig. 6 and fig. 2, a mounting notch 112 is further disposed on a side surface of the main body portion 110 of the key cap 100 away from the pressing portion 120, the mounting notch 112 is used for mounting a toggle switch 500, and the toggle switch 500 can move along with the key cap 100 to toggle and trigger a corresponding function. The toggle switch 500 may be a magnetic structure such as a magnet, and is matched with a hall sensor device (not shown in the figure) to realize triggering of corresponding functions. In addition, the toggle switch 500 may be other optical sensor or mechanical sensor structures, so as to realize the triggering of the corresponding functions. The corresponding function, namely, the application scenario of the toggle switch 500, includes setting the state of the electronic device to be an application related to the reminding function of the electronic device, such as mute, vibration, ring, etc.; it may also be for self-defined functions such as triggering the turning on or off of the camera, controlling the music playing (pause, previous, next), even for controlling the up and down scroll bars of the display interface and switching application icon positions, etc. The application scenarios of the toggle switch 500 are set by the user, and are not listed and limited herein.

Alternatively, the bracket 200 may be made of a plastic material, such as PC or other resin material. Support 200 is equipped with a storage tank 210, and locating component 300's partial structure is located in storage tank 210, compares in the structure in conventional technique, and technical scheme in this application cancels the design of five metals apron, utilizes the overall structure of plastic part, greatly reduced the proportion of waterproof inefficacy. Meanwhile, the buckled hardware cover plate is eliminated, so that the width D (see fig. 3) of the bracket 200 can be reduced from 3.98mm in the conventional technology to about 2.4mm in the embodiment of the present application. This is advantageous for saving space inside the electronic device.

Optionally, with continued reference to fig. 2 and fig. 5, the key assembly 10 of the present embodiment may further include an elastic waterproof ring 400, and the elastic waterproof ring 400 may be disposed around the side edge of the support 200. Accordingly, the side circumference of the bracket 200 may be provided with a mounting groove 220 for receiving the elastic waterproof ring 400. Alternatively, the material of the elastic waterproof ring 400 may be silica gel or foam, which is not listed and described in detail herein within the understanding range of those skilled in the art.

The key assembly in this embodiment utilizes the plastic material support 200 and the elastic waterproof ring 400 of the integral structure to cooperate for waterproofing, so that the proportion of waterproof failure is greatly reduced and the waterproof reliability is improved on the premise of realizing the function of a three-section type (case three-section sliding is taken as an example for explanation).

Optionally, with reference to fig. 5, the positioning assembly 300 in the present embodiment includes an elastic element 310 and a positioning block 320, wherein one end of the elastic element 310 supports against the bottom of the accommodating groove 210 of the bracket 200, and the other end supports against the positioning block 320, so that the positioning block 320 is matched with the positioning groove 111 on the main body portion 110 of the key cap 100. Alternatively, the elastic member 310 in this embodiment may be a compression spring, and the positioning block 320 may be a ball structure, specifically, a stainless steel ball. In some other embodiments, the positioning assembly 300 may also be other structures, such as elastic probes, etc., and the embodiments of the expanding features of this section are not illustrated and described in detail herein, and are within the understanding of those skilled in the art.

Optionally, a housing assembly is further provided in the present embodiment, please refer to fig. 7 to 10 together, fig. 7 is a schematic overall structure diagram of an embodiment of the housing assembly in the present application; FIG. 8 is a schematic view of the housing assembly of the embodiment of FIG. 7, shown disassembled; FIG. 9 is a schematic cross-sectional view of the housing assembly at C-C in the embodiment of FIG. 7; fig. 10 is a schematic cross-sectional view of the housing assembly at D-D in the embodiment of fig. 7. The housing assembly 10a in this embodiment includes a main housing 20, a fixing frame 30, and a key assembly 10; the fixing frame 30 is connected to the main housing 20 and cooperates with the main housing 20 to form an accommodating space 1000. Alternatively, the main housing 20 may be a side frame or a middle frame of an electronic device.

Optionally, the key assembly 10 may also include a key cap 100, a bracket 200, and a positioning assembly 300. Referring to fig. 1 to 5, the bracket 200 is provided with a receiving groove 210, one end of the positioning assembly 300 supports against the bottom of the receiving groove 210, and the other end of the positioning assembly cooperates with the positioning groove 111 on the key cap 100 to position the key cap 100. The key cap 100 includes a main body portion 110 and a pressing portion 120 of an integral structure, wherein the pressing portion 120 is configured to contact with a hand of an operator. The main body 110 is provided with a positioning groove 111 on a surface thereof away from the pressing portion 120. Optionally, the main body 110 of the key cap 100 is provided with at least two positioning grooves 111 on a side facing the positioning assembly 300 (in the drawings of the embodiment of the present application, three positioning grooves 111 are provided as an example), wherein the key cap 100 can slide in the direction of arrow X in the drawings relative to the support 200, and when the key cap 100 slides to different positions, the positioning assembly 300 is matched with different positioning grooves 111 to position the key cap 100 at different positions. It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present application are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

The main body 110 of the key cap 100 is further provided with an installation notch 112 on a side surface thereof away from the pressing portion 120, the installation notch 112 is used for installing the toggle switch 500, and the toggle switch 500 can move along with the key cap 100, so as to toggle and trigger a corresponding function. The bracket 200 may be made of a plastic material, such as PC or other resin material. Support 200 is equipped with a storage tank 210, and locating component 300's partial structure is located in storage tank 210, compares in the structure in conventional technique, and technical scheme in this application cancels the design of five metals apron, utilizes the overall structure of plastic part, greatly reduced the proportion of waterproof inefficacy. Meanwhile, the buckled hardware cover plate is eliminated, so that the width D (see fig. 3) of the bracket 200 can be reduced from 3.98mm in the conventional technology to about 2.4mm in the embodiment of the present application. This is advantageous for saving space inside the electronic device.

Optionally, the key assembly 10 in this embodiment may also include an elastic waterproof ring 400, and the elastic waterproof ring 400 may be disposed around the side edge of the support 200. Accordingly, the side circumference of the bracket 200 may be provided with a mounting groove 220 for receiving the elastic waterproof ring 400. The key assembly in this embodiment utilizes the plastic material support 200 and the elastic waterproof ring 400 of the integral structure to cooperate for waterproofing, so that the proportion of waterproof failure is greatly reduced and the waterproof reliability is improved on the premise of realizing the function of a three-section type (case three-section sliding is taken as an example for explanation).

Optionally, the positioning assembly 300 in this embodiment includes an elastic member 310 and a positioning block 320, wherein one end of the elastic member 310 supports against the bottom of the receiving groove 210 of the bracket 200, and the other end supports against the positioning block 320, so that the positioning block 320 is matched with the positioning groove 111 on the main body portion 110 of the key cap 100. Alternatively, the elastic member 310 in this embodiment may be a compression spring, and the positioning block 320 may be a ball structure, specifically, a stainless steel ball. In some other embodiments, the positioning assembly 300 may also be other structures, such as resilient probes, etc.

The support 200 and the positioning component 300 of the key assembly 10 are disposed in the accommodating space 1000; the main housing 20 is provided with a through hole 21 communicating with the accommodating space 1000, the (pressing portion 120 of the) key cap 100 is inserted into the through hole 21, and the key cap 100 can slide relative to the support 200.

Alternatively, with continued reference to fig. 8, the fixing frame 30 may be connected to the main housing 20 by screws 40. The holder 30 is provided with an escape groove 31 for accommodating the holder 200 (the accommodating groove 210 portion).

The design scheme in this embodiment adopts the form of screw fastening to fix the mount 30 to the main housing 20, and the fixing form is more firm, and meanwhile, in the technical scheme of this embodiment, the distance L that the mount 30 extends to the inside of the electronic device (main board side) can be 2.74mm, compared with 4.2mm in the conventional design, the length is shortened by 1.46mm (as shown in fig. 9), and the usable space that can be used inside the electronic device is improved.

Optionally, with continued reference to fig. 8 and fig. 10, the elastic waterproof ring 400 supports against an inner sidewall of the main housing 20 of the accommodating space 1000. For sealing a gap between the inner sidewall of the main housing 20 and the support frame 200.

Compared with the conventional technology, the shell assembly provided by the embodiment of the application has the advantages that firstly, the structure of the hardware cover plate is omitted from the structure of the key assembly, the design of the support is optimized, the accommodating groove with the integrated structure is designed on the support, and the positioning assembly is arranged in the accommodating groove, so that the overall structure of the key assembly is simpler, the size is smaller, and the waterproof performance is better; in addition, the plastic material support 200 and the elastic waterproof ring 400 which are of the integral structure are matched for waterproofing, so that the proportion of waterproof failure is greatly reduced and the reliability of waterproofing is improved on the premise of realizing the function of three-section type (case three-section sliding is taken as an example for explanation); further, in limited space, utilize the mode of more reliable screw fastening to be fixed in center (main casing) with the mount, under the circumstances of the intensity of assurance syllogic intensity, realize the rationalization of center space utilization.

An electronic device is further provided in the embodiments of the present application, please refer to fig. 11, where fig. 11 is a schematic diagram of an overall structure of an embodiment of the electronic device in the present application; it should be noted that the electronic device in the embodiment of the present application may include any electronic device with a key, such as a mobile phone, a tablet computer, a notebook computer, a bluetooth speaker, an earphone, a watch, and a wearable device, where the embodiment is illustrated by taking the mobile phone as an example. Optionally, the electronic device in the embodiment of the present application includes a display screen 20a, a control circuit board 30a, and a housing assembly 10 a; the display screen 20a and the main housing 20 of the housing assembly 10a cooperate to form an accommodating space (not labeled in the figure), and the control circuit board 30a is disposed in the accommodating space and electrically connected to the display screen 20a and a key switch (not shown) for touch control in the housing assembly 10 a. The main housing 20 of the housing assembly 10a may be a side frame or a middle frame of an electronic device. For details of the housing assembly 10a, please refer to the related description of the foregoing embodiments, and further description is omitted here.

Referring to fig. 12, fig. 12 is a block diagram illustrating a structural composition of an embodiment of an electronic device according to the present application, where the electronic device may be a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like, and the embodiment illustrates a mobile phone as an example. The electronic device may include an RF circuit 910, a memory 920, an input unit 930 (which may include the key assembly 10 in the foregoing embodiment), a display unit 940 (which may be the display 20a in the foregoing), a sensor 950, an audio circuit 960, a wifi module 970, a processor 980 (which may be the control circuit board 30a in the foregoing), a power supply 990, and the like. Wherein the RF circuit 910, the memory 920, the input unit 930, the display unit 940, the sensor 950, the audio circuit 960, and the wifi module 970 are respectively connected with the processor 980; power supply 990 is operable to provide power to the entire electronic device 10.

Specifically, the RF circuit 910 is used for transmitting and receiving signals; the memory 920 is used for storing data instruction information; the input unit 930 is used for inputting information, and may specifically include a touch panel 931 and other input devices 932 such as operation keys; the display unit 940 may include a display panel 941; the sensor 950 includes an infrared sensor, a laser sensor, etc. for detecting a user approach signal, a distance signal, etc.; a speaker 961 and a microphone 962 are connected to the processor 980 through the audio circuit 960 for emitting and receiving sound signals; the wifi module 970 is used for receiving and transmitting wifi signals, and the processor 980 is used for processing data information of the electronic device. It should be noted that the terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the 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. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Compared with the conventional technology, the electronic equipment provided in the embodiment of the application has the advantages that the structure of the hardware cover plate is omitted in the key assembly structure, the design of the support is optimized, the accommodating groove of the integrated structure is designed on the support, the positioning assembly is arranged in the accommodating groove, the key assembly is simpler in overall structure, smaller in size and more excellent in waterproof performance.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The key assembly is characterized by comprising a support, a positioning assembly and a key cap; the support is provided with a containing groove, one end of the positioning component props against the bottom of the containing groove, and the other end of the positioning component is matched with the positioning groove in the key cap so as to realize positioning of the key cap.

2. The key assembly of claim 1, wherein the side of the frame is circumferentially provided with a resilient waterproof ring.

3. The key assembly of claim 2, wherein the elastic waterproof ring is made of silicone or foam.

4. The key assembly of claim 1, wherein the positioning assembly includes an elastic member and a positioning block, one end of the elastic member supports against the bottom of the receiving groove, and the other end of the elastic member supports against the positioning block, so that the positioning block is engaged with the positioning groove of the key cap.

5. The key assembly of claim 4, wherein the resilient member is a compression spring.

6. The key assembly of claim 1, wherein the key cap has at least two positioning grooves on a side thereof facing the positioning assembly, and the positioning assembly is configured to position the key cap at different positions by engaging with different positioning grooves.

7. A housing assembly, comprising a main housing, a mount, and a key assembly of any of claims 1-6; the fixing frame is connected with the main shell and matched with the main shell to form an accommodating space, and the support and the positioning assembly of the key assembly are arranged in the accommodating space; the main casing body is provided with a through hole communicated with the accommodating space, and the key cap is inserted into the through hole and can slide relative to the support.

8. The housing assembly of claim 7, wherein the mount is coupled to the main housing by screws.

9. The housing assembly of claim 7, wherein the side of the bracket is circumferentially provided with an elastic waterproof ring, and the elastic waterproof ring supports against the inner side wall of the main housing of the accommodating space.

10. An electronic device comprising a display screen, a control circuit board, and the housing assembly of any one of claims 7-9; the display screen with the main casing body cooperation forms accommodation space, control circuit board locates in the accommodation space and with the display screen electricity is connected.