CN107026039A

CN107026039A - Button assembly and electronic installation

Info

Publication number: CN107026039A
Application number: CN201710374391.7A
Authority: CN
Inventors: 张朝扬
Original assignee: Nubia Technology Co Ltd
Current assignee: Nanjing Baixia High Tech Industrial Park Investment Development Co Ltd
Priority date: 2017-05-24
Filing date: 2017-05-24
Publication date: 2017-08-08
Anticipated expiration: 2037-05-24
Also published as: CN107026039B

Abstract

The present invention discloses a kind of button assembly and electronic installation, the button assembly between the circuit board and the housing by setting waterproof portion, the waterproof portion includes being fixed on the soft sealing of case inside and soft sealing is pressed on to the fixed panel of case inside, the soft sealing is used to seal the first through hole of housing, to completely cut off the first through hole to the connection inside and outside housing.The button assembly of the present invention is by setting a waterproof portion to open button with handset shell internal insulation, even if pressing keys, waterproof portion can also stop that water enters interior of mobile phone, improves the water resistance at handset shell button.

Description

Button assembly and electronic installation

Technical field

The present invention relates to waterproof technique field, more particularly to a kind of waterproof button assembly and electricity with the button assembly Sub-device.

Background technology

Waterproof mobile phone is more and more in the market, and waterproof mobile phone is increasingly paid close attention to by consumer.Current waterproof mobile phone energy Accomplish that mobile phone is placed on into interior of mobile phone in water to intake, but when can not accomplish mobile phone being placed in water, moreover it is possible to mobile phone Carry out button operation.The button of general mobile phone can prevent water from entering interior of mobile phone from mobile phone surface, but work as and press mobile phone When key pressing is gone down, there is gap in button and interior of mobile phone, and now water will penetrate into interior of mobile phone, even if therefore mobile phone can prevent Water still still can not carry out button operation in water to mobile phone.

In view of above-mentioned defect, it is necessary to provide a kind of new waterproof key component.

The content of the invention

The main object of the present invention is to provide a kind of button assembly and electronic installation, it is intended to solve to provide a kind of water resistance Good button assembly.

To achieve the above object, button assembly proposed by the present invention includes housing, is arranged on the hull outside Button and the circuit board for being used to coordinate the action of the button for being arranged on the case inside；Is offered on the housing One through hole, the button includes keycap and trigger unit, and the keycap and the trigger unit can in the first through hole Slidably set, the circuit board is provided with the switch portion coordinated with the trigger unit of the button；Characterized in that, the button Component also includes the waterproof portion being arranged on on case inside wall, and the waterproof portion includes：

The soft sealing of the case inside is fixed on, the soft sealing is used to completely cut off the first through hole to institute The connection inside and outside housing is stated to be sealed to the first through hole, the trigger unit can be between the soft sealing Every the switch portion of the lower triggering circuit board；And it is fixed on the fixed panel on the madial wall of the housing, the stationary plane Plate is used for the madial wall that the soft sealing is pressed on to the housing；

Wherein, the soft sealing includes projectedly being arranged on the soft sealing close to the side of the housing On the first annular lug boss, first lug boss support on the case inside wall and surround described first lead to Hole.

Preferably, it is provided with the button for preventing the button at the first through hole to the hull outside The limited block come off.

Preferably, the soft sealing towards between the one side and the case inside wall of the housing have gap, The limited block is contained in the gap.

Preferably, the second accommodating chamber coordinated with the trigger unit is further opened with the soft sealing.

Preferably, the second through hole is offered on the fixed panel, the trigger unit is at the interval of the soft sealing The switch portion is triggered by second through hole down.

Preferably, the fixed panel is offered on the first mounting hole, the housing close to the both sides of second through hole The second mounting hole matched with first mounting hole is offered, first mounting hole coordinates for solid with second mounting hole Determine part to wear fixed panel fastening on the housing.

Preferably, the soft sealing also includes projectedly being arranged on the soft sealing close to the stationary plane The second annular lug boss on the side of plate, second lug boss is supported in the fixation by the pressure of the fixed panel On panel and surround second through hole.

Preferably, the one side of the housing towards the soft sealing is offered for installing the soft sealing Mounting groove.

Preferably, the soft sealing is made of elastomeric material.

In addition, the present invention also provides a kind of electronic installation, the electronic installation includes button assembly as described above.

In technical solution of the present invention, the button assembly by setting waterproof portion between the circuit board and the housing, The waterproof portion includes being fixed on the soft sealing of case inside and soft sealing is pressed on to the stationary plane of case inside Plate, the soft sealing is used to seal the first through hole of housing, to completely cut off the first through hole to inside and outside housing two The connection of side.The button assembly of the present invention is by setting a waterproof portion to open button with handset shell internal insulation, even if pressing Button, waterproof portion can also stop that water enters interior of mobile phone, improves the water resistance at handset shell button.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Structure according to these accompanying drawings obtains other accompanying drawings.

Fig. 1 is a kind of hardware architecture diagram of mobile terminal of each embodiment of the invention；

Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention；

Fig. 3 be one embodiment of the invention in button assembly exploded view；

Fig. 4 be Fig. 3 in button assembly part assembling structure schematic diagram；

Fig. 5 for Fig. 4 A-A to sectional view；

Fig. 6 is Fig. 5 partial front elevation view.

Drawing reference numeral explanation：

Label	Title	Label	Title
				10	Waterproof portion	11d	Second lug boss
20	Button	12	Fixed panel
				30	Housing	12a	Second through hole
40	Switch portion	12b	First mounting hole
				50	Circuit board	21	Trigger unit
60	Nut	22	Keycap
				11	Soft sealing	23	Limited block
11a	First lug boss	31	First through hole
				11b	First accommodating chamber	32	Second mounting hole
11c	Second accommodating chamber	33	Mounting groove

The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.

Specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Base Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its His embodiment, belongs to the scope of protection of the invention.

It is to be appreciated that institute is directional in the embodiment of the present invention indicates that (such as up, down, left, right, before and after ...) is only used In explaining relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each part etc., if should When particular pose changes, then directionality indicates also correspondingly therewith to change.

In addition, in the present invention such as relating to the description of " first ", " second " etc. be only used for describe purpose, and it is not intended that Indicate or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", At least one this feature can be expressed or be implicitly included to the feature of " second ".In the description of the invention, " multiple " contain Justice is at least two, such as two, three etc., unless otherwise specifically defined.

In the present invention, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should be interpreted broadly, For example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can be mechanically connect or Electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, can be the connection or two of two element internals The interaction relationship of individual element, unless otherwise clear and definite restriction.For the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

In addition, the technical scheme between each embodiment of the invention can be combined with each other, but must be general with this area Logical technical staff can be implemented as basis, when the combination appearance of technical scheme is conflicting or can not realize it will be understood that this The combination of technical scheme is not present, also not within the protection domain of application claims.

In follow-up description, the suffix using such as " module ", " part " or " unit " for representing element is only Be conducive to the explanation of the present invention, itself there is no a specific meaning.Therefore, " module ", " part " or " unit " can be mixed Ground is used.

Electronic installation can be implemented in a variety of manners.For example, the electronic installation described in the present invention can be included such as Mobile phone, tablet personal computer, notebook computer, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable media player (Portable Media Player, PMP), guider, wearable device, intelligent hand The mobile terminals such as ring, pedometer, and the fixed terminal such as numeral TV, desktop computer.

It will be illustrated in subsequent descriptions by taking mobile terminal as an example, it will be appreciated by those skilled in the art that except special Outside element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.

Referring to Fig. 1, its hardware architecture diagram for a kind of mobile terminal of realization each embodiment of the invention, the shifting Dynamic terminal 100 can include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit 103rd, A/V (audio/video) input block 104, sensor 105, display unit 106, user input unit 107, interface unit 108th, the part such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1 Mobile terminal structure does not constitute the restriction to mobile terminal, and mobile terminal can be included than illustrating more or less parts, Either combine some parts or different parts arrangement.

The all parts of mobile terminal are specifically introduced with reference to Fig. 1：

Radio frequency unit 101 can be used for receiving and sending messages or communication process in, the reception and transmission of signal, specifically, by base station Downlink information receive after, handled to processor 110；In addition, up data are sent into base station.Generally, radio frequency unit 101 Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating Frequency unit 101 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division Multiple Access, WCDMA), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division Duplexing-Long Term Evolution, FDD Long Term Evolution) and TDD-LTE (Time Division Duplexing-Long Term Evolution, time division duplex Long Term Evolution) etc..

WiFi belongs to short range wireless transmission technology, and mobile terminal can help user's transmitting-receiving electricity by WiFi module 102 Sub- mail, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 1 shows Go out WiFi module 102, but it is understood that, it is simultaneously not belonging to must be configured into for mobile terminal, completely can be according to need To be omitted in the essential scope for do not change invention.

Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 1 00 When under the isotypes such as formula, speech recognition mode, broadcast reception mode, it is that radio frequency unit 101 or WiFi module 102 are received or The voice data stored in memory 109 is converted into audio signal and is output as sound.Moreover, audio output unit 103 The audio output related to the specific function that mobile terminal 1 00 is performed can also be provided (for example, call signal receives sound, disappeared Breath receives sound etc.).Audio output unit 103 can include loudspeaker, buzzer etc..

A/V input blocks 104 are used to receive audio or video signal.A/V input blocks 104 can include graphics processor (Graphics Processing Unit, GPU) 1041 and microphone 1042,1041 pairs of graphics processor is in video acquisition mode Or the view data progress of the static images or video obtained in image capture mode by image capture apparatus (such as camera) Reason.Picture frame after processing may be displayed on display unit 106.Picture frame after being handled through graphics processor 1041 can be deposited Storage is transmitted in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042 Quiet down sound (voice data), and can be voice data by such acoustic processing.Audio (voice) data after processing can To be converted to the form output that mobile communication base station can be sent to via radio frequency unit 101 in the case of telephone calling model. Microphone 1042 can implement various types of noises and eliminate (or suppression) algorithm to eliminate (or suppression) in reception and send sound The noise produced during frequency signal or interference.

Mobile terminal 1 00 also includes at least one sensor 105, such as optical sensor, motion sensor and other biographies Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment The light and shade of light adjusts the brightness of display panel 1061, and proximity transducer can close when mobile terminal 1 00 is moved in one's ear Display panel 1061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general For three axles) size of acceleration, size and the direction of gravity are can detect that when static, the application available for identification mobile phone posture (such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.； The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, The other sensors such as hygrometer, thermometer, infrared ray sensor, will not be repeated here.

Display unit 106 is used for the information for showing the information inputted by user or being supplied to user.Display unit 106 can be wrapped Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 1061.

User input unit 107 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal The key signals input that family is set and function control is relevant.Specifically, user input unit 107 may include contact panel 1071 with And other input equipments 1072.Contact panel 1071, also referred to as touch-screen, collect touch operation of the user on or near it (such as user is using any suitable objects such as finger, stylus or annex on contact panel 1071 or in contact panel 1071 Neighbouring operation), and corresponding attachment means are driven according to formula set in advance.Contact panel 1071 may include touch detection Two parts of device and touch controller.Wherein, touch detecting apparatus detects the touch orientation of user, and detects touch operation band The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it It is converted into contact coordinate, then gives processor 110, and the order sent of reception processing device 110 and can be performed.In addition, can To realize contact panel 1071 using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel 1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can be wrapped Include but be not limited to physical keyboard, in function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc. One or more, do not limit herein specifically.

Further, contact panel 1071 can cover display panel 1061, detect thereon when contact panel 1071 or After neighbouring touch operation, processor 110 is sent to determine the type of touch event, with preprocessor 110 according to touch thing The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, contact panel 1071 and display panel 1061 be input and the output function that mobile terminal is realized as two independent parts, but in certain embodiments, can By contact panel 1071 and the input that is integrated and realizing mobile terminal of display panel 1061 and output function, not do specifically herein Limit.

Interface unit 108 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 1 00.For example, External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 1 00 or can be with For transmitting data between mobile terminal 1 00 and external device (ED).

Memory 109 can be used for storage software program and various data.Memory 109 can mainly include storing program area And storage data field, wherein, application program (the such as sound that storing program area can be needed for storage program area, at least one function Sound playing function, image player function etc.) etc.；Storage data field can be stored uses created data (such as according to mobile phone Voice data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, it can also include non-easy The property lost memory, for example, at least one disk memory, flush memory device or other volatile solid-state parts.

Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection Individual part, by operation or performs and is stored in software program and/or module in memory 109, and calls and be stored in storage Data in device 109, perform the various functions and processing data of mobile terminal, so as to carry out integral monitoring to mobile terminal.Place Reason device 110 may include one or more processing units；It is preferred that, processor 110 can integrated application processor and modulatedemodulate mediate Device is managed, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor is main Handle radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.

Mobile terminal 1 00 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111 Can be logically contiguous by power-supply management system and processor 110, so as to realize management charging by power-supply management system, put The function such as electricity and power managed.

Although Fig. 1 is not shown, mobile terminal 1 00 can also will not be repeated here including bluetooth module etc..

For the ease of understanding the embodiment of the present invention, the communications network system that the mobile terminal of the present invention is based on is entered below Row description.

Referring to Fig. 2, Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention, the communication network system Unite as the LTE system of universal mobile communications technology, UE (User Equipment, use of the LTE system including communicating connection successively Family equipment) 201, E-UTRAN (Evolved UMTS Terrestrial Radio Access Network, evolved UMTS lands Ground wireless access network) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP operation 204。

Specifically, UE201 can be above-mentioned terminal 100, and here is omitted.

E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning Journey (backhaul) (such as X2 interface) is connected with other eNodeB2022, and eNodeB2021 is connected to EPC203, ENodeB2021 can provide UE201 to EPC203 access.

EPC203 can include MME (Mobility Management Entity, mobility management entity) 2031, HSS (Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving Gate Way, Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and There is provided carrying and connection management for the control node of signaling between EPC203.HSS2032 is all to manage for providing some registers Such as function of attaching position register (not shown) etc, and some are preserved about the use such as service features, data rate The special information in family.All customer data can be transmitted by SGW2034, and PGW2035 can provide UE 201 IP Address is distributed and other functions, and PCRF2036 is strategy and the charging control strategic decision-making of business data flow and IP bearing resources Point, it selects and provided available strategy and charging control decision-making with charge execution function unit (not shown) for strategy.

IP operation 204 can include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia System) or other IP operations etc..

Although above-mentioned be described by taking LTE system as an example, those skilled in the art it is to be understood that the present invention not only Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with And following new network system etc., do not limit herein.

Based on above-mentioned mobile terminal hardware configuration and communications network system, each embodiment of the inventive method is proposed.

The present invention proposes a kind of button assembly, it is intended to solve to provide a kind of water resistance good button assembly.

Fig. 3 to Fig. 6 is refer to, in an embodiment of the present invention, the button assembly can be used for mobile phone, flat board electricity The electronic equipments such as brain, E-book reader, computer.

In the present embodiment, the button assembly include housing 30, the button 20 for being arranged on the outside of the housing 30 and It is arranged on the inner side of housing 30 and for the circuit board 50 for the action for coordinating the button 20；Is offered on the housing 30 One through hole 31, the button 20 includes keycap 22 and trigger unit 21, and the trigger unit 21 can be slided in the first through hole 31 Set dynamicly, the circuit board 50 is provided with the switch portion 40 coordinated with the trigger unit 21 of the button 20；The button assembly Also include waterproof portion 10, the waterproof portion 10 includes：

The soft sealing 11 of the inner side of housing 30 is fixed on, the soft sealing 11 leads to for completely cutting off described first Connection inside and outside the housing 30 of 31 pairs of hole to the first through hole 31 to seal, and the trigger unit 21 can be described The switch portion 40 of the circuit board 50 is triggered under the interval of soft sealing 11；And be fixed on the madial wall of the housing 30 Fixed panel 12, the fixed panel 12 is used to being pressed on the soft sealing 11 into the madial wall of the housing 30；

Wherein, the soft sealing 11 includes projectedly being arranged on the soft sealing 11 close to the housing 30 Side on annular first lug boss 11a, the first lug boss 11a supports on the madial wall of housing 30 and surrounds State first through hole 31 in residence.

The button assembly of the present invention is realized by setting waterproof portion 10 to open button 20 with the internal insulation of handset shell 30 To the tight waterproof in the inside of handset shell 30.The button assembly of the present invention causes the operating handset button 20 in water simultaneously, It can stop that water, from interior of mobile phone is entered, improves the water resistance of mobile phone.

Fig. 3~6 are please combined in the lump below, to illustrate the structure and operation principle of the button assembly in the present embodiment.

Specifically, the waterproof portion 10 set on the madial wall of housing 30 can stop the water warp in the outside of housing 30 completely First through hole 31 at button 20 is flowed into inside housing 30.The waterproof portion 10 includes soft sealing 11 and fixed panel 12, and the soft sealing 11 set by the pressure of the fixed panel 12 and closely supported in the inner side of housing 30.Specifically exist During installation, soft sealing 11 is first fitted in the madial wall of housing 30 and installed, fixed panel 12 is then pressed on soft sealing In portion 11, and it is fixed on by fixture or other fixed forms on the madial wall of housing 30.

Wherein, the soft sealing 11 includes projectedly being arranged on the soft sealing 11 close to the housing 30 Side on annular first lug boss 11a, the first lug boss 11a supports on the madial wall of housing 30 and surrounds State first through hole 31 in residence.Closely supported on the madial wall of housing 30 by the first lug boss 11a so that button 20 when pressing down on, and the part that only only soft sealing 11 is contacted with the trigger unit 21 of button 20 is recessed to the inner side of housing 30 Fall into, and the first lug boss 11a then fit with the madial wall of housing 30 all the time, and the first lug boss 11a be it is annular, the of the annular One lug boss 11a can surround first through hole 31 completely, and then realize the sealing to the outside of housing 30 and the inner side of housing 30, prevent Water enters inside housing 30 at the first through hole 31 of housing 30.The soft sealing 11 in addition to for sealing, also by It is soft in it so that the trigger unit 21 of the button 20 can trigger the circuit under the interval of the soft sealing 11 The switch portion 40 of plate 50.

In the present embodiment, first through hole 31 is sealed by the soft sealing 11 so that even button 20 When pressing down on, the soft sealing 11 is still strictly sealed to first through hole 31, thus it is tight by the inside of housing 30 with Isolation.Even and if the water of pressing keys 20 also will not penetrate into housing 30 at the gap of button 20 and housing 30 in water Inside, improve the water resistance of housing 30.

The preferred elasticity preferably elastomeric material of the soft sealing 11 is made, and such as silica gel, rubber utilize its good bullet Property is closely fitted on the madial wall of housing 30；And because the soft sealing 11 is made of elasticity preferably material, relatively In using for rigid material or the larger material of hardness, more improving fitting between soft sealing 11 and housing 30 Compactness, improves the water proofing property of soft sealing 11.Simultaneously because soft sealing 11 is made of elastomeric material, when downward During pressing keys 20, button 20 deforms soft sealing 11, and when unclamping button 20, soft sealing 11 is due to bullet Property, deformation will be recovered.Soft sealing 11 will apply one when recovering deformation to button 20 and may be such that button 20 returns to original position The active force put, so that user can be good at controlling feel in pressing keys 20, and prevents button 20 in housing 30 Interior sink.

As a kind of preferred embodiment, it is provided with the button 20 for preventing the button 20 logical from described first The limited block 23 come off at hole 31 to the outside of housing 30.Reference picture 4, the button 20 is close to the soft sealing 11 Limited block 23 is simultaneously provided with, the limited block 23 may be such that the holding of button 20 at the first through hole 31.Specifically, originally The inner side of button assembly from the housing 30 in embodiment is installed, and the inner side of the button 20 from the housing 30 is existed Installed at the first through hole 31, the button 20 is protruded housing 30 at the first through hole 31, and the button 20 Limited block 23 then can prevent button 20 to be shed to shell at first through hole 31 by the holding of button 20 at first through hole 31 Outside body 30.Also, the limited block 23 is simple in construction, with being specifically as follows strip limited block 23, its length be greater than by The width of key 20 is so that the holding of button 20 is at first through hole 31；In other embodiments, the limited block 23 can be convex The lug boss of the lateral surface of button 20 is arised from, to stop that the button 20 is shed at first through hole 31 outside housing 30.

Further, the soft sealing 11 has towards between the one side and the madial wall of the housing 30 of the housing 30 There is gap, the limited block 23 is contained in the gap.In order that the installation of limited block 23 does not hinder soft 11 pairs of sealing The sealing of first through hole 31, makes have gap between the soft sealing 11 and the madial wall of the housing 30.

Specifically implementation can be recessed to form the first accommodating chamber by the first lug boss 11a to the soft side of sealing 11 11b, it is necessary to explanation, the annular first lug boss 11a to lower recess into the first accommodating chamber 11b also for annular receiving Chamber.When first accommodating chamber 11b may be such that soft sealing 11 is supported on the madial wall of housing 30, the limited block 23 can be with One accommodating chamber 11b coordinates so that even if the first lug boss 11a is supported at 30 inner side of housing, and soft sealing 11 will not be because of Limited block 23 is supported to soft sealing 11, and by a reverse work that housing 30 is supported relative to the first lug boss 11a Firmly.The first accommodating chamber 11b being set as, the accommodation space certain to limited block 23, in limited block are enclosed by the first lug boss 11a While position-limiting action is played in the installation of 23 pairs of buttons 20, reduce what limited block 23 coordinated soft sealing 11 and housing 30 Hinder, improve the compactedness of structure and the water proofing property of button assembly.

Certainly, in other embodiments, in order to ensure to have between soft sealing 11 and the madial wall of housing 30 gap, also It can slot, be not particularly limited herein on housing 30, be made with that can realize between soft sealing 11 and the madial wall of housing 30 It is defined with gap.

Further, the second accommodating chamber 11c coordinated with the trigger unit 21 is further opened with the soft sealing 11. Reference picture 5, the second accommodating chamber 11c and button 20 trigger unit 21 coordinates, and then causes the trigger unit 21 along second of button 20 During accommodating chamber 11c depth direction motion, give trigger unit 21 movement travel certain at waterproof portion 10, and in this motion In stroke, the first lug boss 11a of soft sealing 11 is attached on the inwall of housing 30 always so that even if trigger unit 21 exists Moved up and down in second accommodating chamber 11c cavity, the first lug boss 11a is still sealed tightly with housing 30, prevents water from there Penetrate into inside housing 30.

Certainly, in other embodiments, in order to reduce the stroke of the pressing that button 20 needs at trigger switch portion 40, also One side that can be close to switch portion 40 on soft sealing 11 sets lug boss, and the lug boss shortens soft sealing 11 with opening The distance between pass portion 40, and then the movement travel of button 20 is reduced, only need to press lightly on button 40 can trigger switch portion 40, reduce the probability of mobile phone water inlet.

In another embodiment, the second through hole 12a is offered on the fixed panel 12, the trigger unit 21 is described soft Property sealing 11 interval under pass through the second through hole 12a and trigger the switch portion 40.The fixed panel 12 can be used Metal material is made, in order to strengthen fixed effect of the waterproof portion 10 inside housing 30.On this basis, reference Fig. 3 and Fig. 6, in order to realize that the trigger unit 21 can trigger opening for the circuit board 50 under the interval of the soft sealing 11 Pass portion 40, the present embodiment uses and the second through hole 12a, and the second through hole 12a and first is opened up on the fixed panel 12 The position correspondence of through hole 31, with this so that soft sealing 11 is after the pressing of trigger unit 21 is received, may pass through the second through hole 12a directly presses the switch portion 40 of circuit board 50.And then ensure that triggering of the button 20 to the switch portion 40 of circuit board 50.Pass through The second through hole 12a is opened up on fixed panel 12 so that the structure in whole waterproof portion 10 is compacter, and the cooperation of mechanism is tighter It is close.

It is understood that in other embodiments, the fixed panel 12 can equally use a kind of flexible material Matter is prepared from, when trigger unit 21 presses soft sealing 11, while fixed panel 12 is extruded, and then trigger switch portion 40.

Preferably, the fixed panel 12 offers the first mounting hole 12b, institute close to the both sides of the second through hole 12a State the second mounting hole 32 for offering and being matched with the first mounting hole 12b on housing 30, the first mounting hole 12b with it is described Second mounting hole 32, which coordinates to wear for fixture, is fastened on the fixed panel 12 on the housing 30.Reference picture 3, stationary plane Plate 12 is directly installed on housing 30 by nut 60 and the first mounting hole 12b opened up thereon cooperation, and on housing 30 Offer the second mounting hole 32 coordinated with the first mounting hole 2b.During installation, nut 60 is directly tightened in the first mounting hole 12b In the second mounting hole 32.Also, after fixed panel 12 completes to install, fixed panel 12 tightly pushes down soft sealing 11, The first lug boss 11a of soft sealing 11 is set to be fitted tightly on housing 30.Pass through the mounting hole 12b of nut 60 and first and The cooperation of two mounting holes 32, realizes installation of the fixed panel 12 on housing 30, easy realization simple in construction, it is easy to pacify installation and dismantling Unload.

Further, the soft sealing 11 also includes projectedly being arranged on the soft sealing 11 close to described The the second annular pressure of lug boss 11d, the second lug boss 11d by the fixed panel 12 on the side of fixed panel 12 Power supports on the fixed panel 12 and surrounds the second through hole 12a.Closely supported by the second lug boss 11d Hold on the fixed panel 12 so that when button 20 is pressed down on, only the triggering of only soft sealing 11 and button 20 The part that portion 21 is contacted is recessed to the inner side of housing 30, and the second lug boss 11d then fits with fixed panel 12 all the time, is not in The situation that soft sealing 11 is tilted with fixed panel joint place.And the second lug boss 11d is annular, the second of the annular is convex The second through hole 12a can be surrounded completely by playing portion 11d, and then realize the sealing to the outside of housing 30 and the inner side of housing 30, prevent water Enter at the second through hole 12a of housing 30 inside housing 30.

When fixed panel 12 is arranged on housing 30, in order to improve fitting for fixed panel 12 and soft sealing 11 Tight ness rating, offer the mounting groove 34 for installing the soft sealing 11 in the madial wall of the housing 30.Specifically, Reference picture 5, when mounted, the soft sealing 11 are arranged in mounting groove 34, close so as to reduce soft sealing 11 The one side of the fixed panel 12 protrudes the height of housing 30, so that fixed panel 12 more steps up with what housing 30 was posted Gather.And the depth of mounting groove 34, which is met, makes the second lug boss 11d of soft sealing 11 stretch out the mounting groove 33, so that the Two lug boss 11d can fit with fixed panel 12.When fixed panel 12 is fixed on housing 30, the of soft sealing 11 Two lug boss 11d are just fitted with fixed panel 12, and fixed panel 12 is then fitted with housing 30, and are fixed on by nut 60 In one mounting hole 12b and the second mounting hole 32, so that fixed panel 12 is arranged on housing 30.By being opened up on housing 30 One installs the mounting groove 33 of soft sealing 11, makes the structure of whole button assembly compacter.

The present invention also provides a kind of electronic installation, including button assembly as described above.Due to the button group of electronic installation The structure of part employs whole technical schemes of above-mentioned all embodiments, therefore at least has the technical scheme institute of above-described embodiment All beneficial effects brought, this is no longer going to repeat them.

The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every at this Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly It is included in other related technical fields in the scope of patent protection of the present invention.

Claims

1. a kind of button assembly, including housing, it is arranged on the button of the hull outside and is arranged on the case inside For the circuit board for the action for coordinating the button；Offer first through hole on the housing, the button include keycap and Trigger unit, the keycap and the trigger unit are mounted slidably in the first through hole, and the circuit board is provided with The switch portion coordinated with the trigger unit of the button；Characterized in that, the button assembly also includes being arranged on case inside wall On waterproof portion, the waterproof portion includes：

The soft sealing of the case inside is fixed on, the soft sealing is used to completely cut off the first through hole to the shell The connection of inside and outside both sides to the first through hole to seal, and the trigger unit can be under the interval of the soft sealing Trigger the switch portion of the circuit board；And

The fixed panel on the madial wall of the housing is fixed on, the fixed panel is used to the soft sealing being pressed on On the madial wall of the housing；

Wherein, the soft sealing is included projectedly being arranged on the soft sealing on the side of the housing First lug boss of annular, first lug boss is supported on the case inside wall and wrapped by the pressure of the fixed panel Surround the first through hole.

2. button assembly according to claim 1, it is characterised in that be provided with the button for preventing the button The limited block come off at the first through hole to the hull outside.

3. button assembly according to claim 2, it is characterised in that one side of the soft sealing towards the housing There is gap between the case inside wall, the limited block is contained in the gap.

4. button assembly according to claim 1, it is characterised in that be further opened with touching with described on the soft sealing The second accommodating chamber that hair portion coordinates.

5. button assembly according to claim 1, it is characterised in that the second through hole, institute are offered on the fixed panel State trigger unit and the switch portion is triggered by second through hole under the interval of the soft sealing.

6. button assembly according to claim 5, it is characterised in that the fixed panel is provided with the first mounting hole, institute State the second mounting hole for offering and being matched with first mounting hole on housing, the fixed panel passes through fixture and described the One mounting hole, the second mounting hole coordinate fastening on the housing.

7. button assembly according to claim 5, it is characterised in that the soft sealing also includes projectedly being arranged on The second annular lug boss on the soft sealing on the side of the fixed panel, second lug boss is by institute The pressure for stating fixed panel supports on the fixed panel and surrounds second through hole.

8. the button assembly according to claim any one of 1-7, it is characterised in that offered on the madial wall of the housing Mounting groove for installing the soft sealing.

9. the button assembly according to claim any one of 1-7, it is characterised in that the soft sealing is using elastic material Material is made.

10. a kind of electronic installation, it is characterised in that the electronic installation includes the button as described in claim any one of 1-9 Component.