CN109040356A - Mobile terminal main board fixed mechanism and mobile terminal - Google Patents
Mobile terminal main board fixed mechanism and mobile terminal Download PDFInfo
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- CN109040356A CN109040356A CN201810815321.5A CN201810815321A CN109040356A CN 109040356 A CN109040356 A CN 109040356A CN 201810815321 A CN201810815321 A CN 201810815321A CN 109040356 A CN109040356 A CN 109040356A
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- mobile terminal
- button bit
- bottom case
- main board
- terminal main
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0277—Details of the structure or mounting of specific components for a printed circuit board assembly
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a kind of Mobile terminal main board fixed mechanism, the mechanism includes a setting in mobile terminal bottom case medial surface, and lateral incision face is that L-shaped button bit and one are fixedly mounted on Mobile terminal main board, the fixed plate that can be fastened on one side with above-mentioned button bit；Above-mentioned button bit and above-mentioned fixed plate interference fasten；The present invention further discloses a kind of mobile terminals.Mobile terminal fixed mechanism button bit of the present invention and bottom case use integrated formed structure, and it is firm to connect；And utilize mobile terminal existing space；It only needs to improve the mold of bottom case, simple production process, low cost；Mobile terminal of the present invention, avoiding fingerprint mould group, deformation occurs or due to rigging error, generates gap between fingerprint mould group and bottom case in bottom case, the problem for causing mobile terminal leakproofness bad, to further increase the leakproofness and reliability of mobile terminal, user experience is improved.
Description
Technical field
The present invention relates to assembly field more particularly to a kind of Mobile terminal main board fixed mechanisms and mobile terminal.
Background technique
Mobile terminal, or it is mobile communication terminal, refer to that the computer equipment that can be used on the move, broad sense are said
It include even vehicle-mounted computer including mobile phone, notebook, tablet computer, POS (point of sale, point-of-sale terminal) machine.But it is big
Refer to mobile phone or smart phone and tablet computer with a variety of application functions under partial picture.With the hair of network technology
Exhibition, Mobile Communication Industry will move towards the real mobile message epoch.On the other hand, with the rapid development of integrated circuit technique,
The processing capacity of mobile terminal has had powerful processing capacity, and mobile terminal becomes one from simple call tool
A integrated information processing platform.This also increases more wide development space to mobile terminal.
Mobile terminal, especially intelligent mobile terminal have following features.
(1) on hardware systems, mobile terminal has central processing unit, memory, input part and output block, also
It is to say, mobile terminal is often the microcomputer devices for having communication function.In addition, mobile terminal can have a variety of inputs
Mode, keyboard, mouse, touch screen, transmitter and camera etc., and can according to need and be adjusted input.Meanwhile it moving
Dynamic terminal often has a variety of way of outputs, such as receiver, display screen, also can according to need and is adjusted.
(2) on software architecture, mobile terminal must have operating system, as Windows Mobile, Symbian,
Palm, Android, iOS etc..Meanwhile these operating systems are more and more open, the operating system platform exploitation opened based on these
Personalized application software emerge one after another, such as address book, schedule, notepad, calculator and various types of games, high degree
Ground meets the demand of personalized user.
(3) in communication capacity, mobile terminal has flexible access way and high-bandwidth communication performance, and can basis
Selected business and locating environment, communication mode selected by adjust automatically, thus user-friendly.Mobile terminal can be with
Support GSM (Global System for Mobile Communication, global system for mobile communications), WCDMA
(Wideband Code Division Multiple Access, wideband code division multiple access), CDMA2000 (Code Division
Multiple Access 2000)、TDSCDMA(Time Division-Synchronous Code Division
Multiple Access, TD SDMA), Wi-Fi (WIreless-Fidelity, Wireless Fidelity) and WiMAX
(Worldwide Interoperability for Microwave Access, worldwide interoperability for microwave accesses) etc., to adapt to
Multiple types network not only supports voice service, more supports a variety of wireless data services.
(4) in function using upper, mobile terminal more focuses on hommization, personalized and multifunction.With computer skill
The development of art, mobile terminal enter the mode of " human-centred " from the mode of " facility center management ", are integrated with embedded meter
Calculation, control technology, artificial intelligence technology and biological identification technology etc. have fully demonstrated people-oriented objective.Believe now
The epoch of breathization and technicalization, bio-identification are gradually risen, including the biometrics identification technologies such as face, iris, vein
Deng, and wherein fingerprint recognition is that technology is most mature, application range is also widest a kind of；Currently, almost all of mobile terminal
All have fingerprint identification function, since everyone fingerprint is different on pattern, breakpoint and crosspoint, uniqueness and end is presented
Raw constant characteristic, therefore fingerprint identification technology not only solves the using security issues of mobile terminal, and gives the life of user
Work offers convenience, such as unlocked by fingerprint, than sliding unlock, input password or graphical passwords unlock, unlocked by fingerprint undoubtedly makes most square
Just, the problems such as forgetting Password otherwise without worry；Fingerprint is paid so that mobile payment is convenient and efficient；Encrypting fingerprint has ensured letter
The safety of breath.
As the function of mobile intelligent terminal equipment constantly extends, people are big to the weight of mobile terminal, thickness, screen
The requirements such as small, degree of being held by hand comfortably also are gradually increased, gradually appearance of the future with mobile terminals such as Curved screen, double-sided screens, people
Demand in terms of these will be growing on and on, and at the same time, requirement of the user to the operation ease of mobile terminal is same
It is promoted；Therefore, the fingerprint recognition of mobile terminal has also derived preposition fingerprinting scheme and postposition fingerprinting scheme；It is preposition
Fingerprint recognition position is arranged below screen fingerprint schemes, can occupy screen space, and the raising of limitation screen accounting is suitble to bottle
Or the scene to screen size no requirement (NR)；Postposition fingerprint schemes are that fingerprint recognition position is arranged at the mobile terminal back side, very
Good solves the problems, such as comprehensive screen, is more suitable for large-size screen monitors mobile terminal；Therefore postposition fingerprint schemes become large-size screen monitors mobile terminal and compare
The scheme of mainstream；But current postposition fingerprint has a problem that, i.e. the gap of fingerprint mould group and mobile terminal bottom case can be with
Usage scenario comes and go, and when gap is bigger than normal can seriously affect user experience.How to control between fingerprint mould group and bottom case
Gap variation, becomes postposition fingerprint schemes urgent problem to be solved.
Summary of the invention
It is an object of the present invention to provide a kind of Mobile terminal main board fixed mechanism and mobile terminals, to improve the prior art
The uncontrolled problem in gap between the fingerprint mould group and bottom case of the mobile terminal of middle postposition fingerprint mould group.
The invention discloses a kind of Mobile terminal main board fixed mechanism, the mechanism includes a setting in mobile terminal bottom case
Medial surface, lateral incision face are that L-shaped button bit and one are fixedly mounted on Mobile terminal main board, can be fastened on one side with above-mentioned button bit
Fixed plate；Above-mentioned button bit and above-mentioned fixed plate interference fasten.
Preferably, above-mentioned button bit is arranged on above-mentioned bottom case for accommodating one side side of the groove of mobile terminal fingerprint mould group
Edge.
Preferably, above-mentioned fixed plate is steel plate.
Preferably, the interior facade of above-mentioned button bit is parallel with plane where the side wall of above-mentioned groove.
Preferably, the side wall of the interior facade of above-mentioned button bit and above-mentioned groove is in the same plane.
Preferably, the groove one side edge nearest apart from mobile terminal bottom end is arranged in above-mentioned button bit.
Preferably, above-mentioned button bit is an integral molding structure with above-mentioned bottom case.
Preferably, the length of above-mentioned fixed plate is less than or equal to the width of above-mentioned Mobile terminal main board.
Preferably, above-mentioned button bit is the hook surface straight hook parallel with bottom case medial surface.
The present invention further discloses a kind of mobile terminal, including upper casing, display screen, mainboard, fingerprint mould group and bottom case,
Above-mentioned bottom case is fastened and connected with upper casing, above-mentioned display screen and fingerprint mould group be electrically connected with above-mentioned mainboard and be located at above-mentioned bottom case with
In the cavity that upper casing is formed, above-mentioned mobile terminal further includes above-mentioned Mobile terminal main board fixed mechanism.
Mobile terminal main board fixed mechanism of the present invention, by adding detent on mobile terminal bottom case, on mainboard
Mounting plate makes fixed plate and detent form interference fastening after mounting, is bonded so that tensing between fingerprint mould group and bottom case,
The prior art is solved because deformation occurs or rigging error for bottom case, gap is generated between fingerprint mould group and bottom case and causes using body
Test bad problem；It is preferred that mobile terminal fixed mechanism button bit of the present invention and bottom case are using integrated molding knot
Structure, it is firm to connect；And utilize mobile terminal existing space；It only needs to improve the mold of bottom case, simple production process, cost
It is low；Mobile terminal of the present invention, using main board fixed structure of the present invention, the case where not influencing mobile terminal thickness
Under, fingerprint mould group 2 is avoided when deformation occurs for bottom case 1, is generated gap between bottom case 1, is led to mobile terminal leakproofness not
Good problem improves user experience to further increase the leakproofness and reliability of mobile terminal.
Detailed description of the invention
The hardware structural diagram of Fig. 1 optional mobile terminal of each embodiment one to realize the present invention；
Fig. 2 is a kind of communications network system architecture diagram provided in an embodiment of the present invention；
Fig. 3 is the lateral incision face structural schematic diagram of Mobile terminal main board fixed mechanism preferred embodiment one of the present invention；
Fig. 4 is the exploded view of embodiment illustrated in fig. 3；
Fig. 5 is the perspective view of button bit in Fig. 3；
Fig. 6 is the lateral incision face structural schematic diagram of Mobile terminal main board fixed mechanism preferred embodiment two of the present invention；
Fig. 7 is the broken away view of Fig. 6；
Fig. 8 is the lateral incision face structural schematic diagram of Mobile terminal main board fixed mechanism preferred embodiment three of the present invention；
Fig. 9 is mobile terminal preferred embodiment back portion perspective view of the present invention；
Appended drawing reference:
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
Be conducive to explanation of the invention, itself there is no a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as mobile phone, plate
Computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
Media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer etc. move
The fixed terminals such as dynamic terminal, and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special
Except element for moving purpose, the construction of embodiment according to the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, a kind of hardware structural diagram of its mobile terminal of each embodiment to realize the present invention, the shifting
Dynamic terminal 100 may include: RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit
108, the components 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 may include components more more or fewer than diagram,
Perhaps certain components or different component layouts are combined.
It is specifically introduced below with reference to all parts of the Fig. 1 to mobile terminal:
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal sends and receivees, specifically, by base station
Downlink information receive after, to processor 110 handle；In addition, the data of uplink are sent to base station.In general, 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 with network and other equipment by wireless communication.Any communication can be used in above-mentioned wireless 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, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, frequency division duplex 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 to receive and dispatch electricity by WiFi module 102
Sub- mail, browsing webpage and access streaming video etc., it provides wireless broadband internet access for user.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, and it is not belonging to must be configured into for mobile terminal, it completely can be according to need
It to omit within the scope of not changing the essence of the invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, by radio frequency unit 101 or WiFi module 102 it is received or
The audio data stored in memory 109 is converted into audio signal and exports to be sound.Moreover, audio output unit 103
Audio output relevant to the specific function that mobile terminal 100 executes can also be provided (for example, call signal receives sound, disappears
Breath receives sound etc.).Audio output unit 103 may include loudspeaker, buzzer etc..
A/V input unit 104 is for receiving audio or video signal.A/V input unit 104 may include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent 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 (audio data), and can be audio data by such acoustic processing.Audio that treated (voice) data can
To be converted to the format output that can be sent to mobile communication base station via radio frequency unit 101 in the case where telephone calling model.
Microphone 1042 can be implemented various types of noises elimination (or inhibition) algorithms and send and receive sound to eliminate (or inhibition)
The noise generated during frequency signal or interference.
Mobile terminal 100 further 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 sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify the application of 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 sensor, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap
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) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family setting and the related key signals input of function control.Specifically, user input unit 107 may include touch panel 1071 with
And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071
Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect 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 order that processor 110 is sent can be received and executed.In addition, can
To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
It includes but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc.
It is one or more, specifically herein without limitation.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel
1061 be the function that outputs and inputs of realizing mobile terminal as two independent components, but in certain embodiments, it can
The function that outputs and inputs of mobile terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically
It limits.
Interface unit 108 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, 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 100 or can be with
For transmitting data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least 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 entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage
Data in device 109 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Managing device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 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, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also be including bluetooth module etc., and details are not described herein.
Embodiment to facilitate the understanding of the present invention, the communications network system that mobile terminal of the invention is based below into
Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system architecture diagram provided in an embodiment of the present invention, the communication network system
System is the LTE system of universal mobile communications technology, which includes UE (User Equipment, the use of successively communication connection
Family equipment) (the land Evolved UMTS Terrestrial Radio Access Network, evolved UMTS 201, E-UTRAN
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 details are not described herein again.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning
Journey (backhaul) (such as X2 interface) is connect with other eNodeB2022, and eNodeB2021 is connected to EPC203,
ENodeB2021 can provide the access of UE201 to EPC203.
EPC203 may 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
The control node of signaling, provides carrying and connection management between EPC203.HSS2032 is all to manage for providing some registers
Such as the function of home location register (not shown) etc, and preserves some related service features, data rates etc. and use
The dedicated information in family.All customer data can be sent by SGW2034, and PGW2035 can provide the IP of UE 201
Address distribution and other functions, PCRF2036 are strategy and the charging control strategic decision-making of business data flow and IP bearing resource
Point, it selects and provides available strategy and charging control decision with charge execution function unit (not shown) for strategy.
IP operation 204 may 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 should know the present invention is not only
Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with
And the following new network system etc., herein without limitation.
Based on above-mentioned mobile terminal hardware configuration and communications network system, each embodiment of the method for the present invention is proposed.
As shown in figure 3, being the lateral incision face structure of Mobile terminal main board fixed mechanism preferred embodiment one of the present invention
Schematic diagram；
As shown in figure 4, being the exploded view of embodiment illustrated in fig. 3；
As shown in figure 5, being the perspective view of button bit in Fig. 3；
Below in conjunction with Fig. 3,4,5, the embodiment one is described in detail, the present embodiment includes that side section is L shape
Button bit 4 and one be fixedly mounted on fixed plate 5 on mainboard 3, wherein the inside of bottom case 1, the peace of fixed plate 5 is arranged in button bit 4
Holding position and the button bit 4 cooperate, and being subject to can fasten with the button bit 4；After the assembly is completed, fixinig plate 5 and 4 interference of button bit
It fastens；It is tensed at this point, mainboard 3 is fixed piece 5 to bottom case direction；In groove 11,2 quilt of fingerprint mould group that is connect with mainboard 3
Pressure from mainboard 3 is pressed further by, so that the gap between fingerprint mould group 2 and bottom case 1 is 0；In use process, due to button
It is fastened between position 4 and fixed plate 5 for interference, even if gap of the bottom case 1 because of external force generation deformation, between fingerprint mould group 2 and bottom case 1
Also 0 can be remained, user experience is improved.
In view of the battery connector of mobile terminal is located at the middle and lower part of mobile terminal, in the present invention, button bit 4 is arranged recessed
The one side nearest apart from mobile terminal bottom end of slot 11；Make so that fixed plate 5 plays tension to the circuit structure of entire mobile terminal
With；
In the present embodiment, the equal length on the side of the transverse width W and groove 11 of button bit 4, to solid described in stably fastening
Fixed board 5；In other embodiments, the transverse width of button bit 4 can be larger or smaller, or can also be by multiple transverse width W
Lesser button bit is composed, in short, the transverse width of button bit 4, after being installed to fixed plate 5 to fasten length related, with energy
Subject to enough stably fastening fixed plates 5.
Since steel plate has high intensity, not flexible, impact resistance, reliable performance, good welding and rivet performance, this hair
In bright, it is preferable to use steel plates for fixed plate 5, to guarantee in service life, will not generate deformation；Support is played to mainboard simultaneously to make
With；The steel plate, which is preferably adopted, to be screwed or riveting technology, is fixed on mainboard 1.
Compared with prior art, the present embodiment is fastened by button bit 4 and 5 interference of fixed plate, so that fingerprint mould group 2 and bottom case
It is fitted closely between 1, avoiding fingerprint mould group 2 in bottom case 1, deformation occurs or due to equipping error, so that fingerprint mould group 2 and bottom case 1
Between generate gap, lead to the problem that user experience is bad.
As shown in fig. 6, being the lateral incision face structure of Mobile terminal main board fixed mechanism preferred embodiment two of the present invention
Schematic diagram；
As shown in fig. 7, being the broken away view of Fig. 6；
Mobile terminal main board fixed mechanism preferred embodiment two of the present invention is retouched in detail below in conjunction with Fig. 6, Fig. 7
It states, identical as embodiment illustrated in fig. 3, the present embodiment includes that side section is that L-shaped button bit 4 and one is fixedly mounted on mainboard 3
Fixed plate 5；The present embodiment and the difference of embodiment illustrated in fig. 3 one are, in the present embodiment, button bit 4 and bottom case 1 are integrated into
Type structure, and the side wall of the interior facade of button bit 4 and the groove 11 is in the same plane；The installation site of fixed plate 5 and institute
The cooperation of button bit 4 is stated, being subject to can fasten with the button bit 4；The length of fixed plate 5 is less than or equal to mainboard 3 in mobile terminal cross
To width；After the assembly is completed, fixinig plate 5 and 4 interference of button bit fasten；It is tensed at this point, mainboard 3 is fixed piece 5 to bottom case direction；
In groove 11, the fingerprint mould group 2 connecting with mainboard 3 is pressed further by by the pressure from mainboard 3, so that fingerprint mould group 2
Gap between bottom case 1 is 0；In use process, due between button bit 4 and fixed plate 5 be interference fasten, even if bottom case 1 because
External force generates deformation, and the gap between fingerprint mould group 2 and bottom case 1 can also remain 0, to enable the position of fingerprint mould group 2 opposite
It immobilizes, improves user experience.
In view of the battery connector of mobile terminal is located at the middle and lower part of mobile terminal, in the present invention, button bit 4 is arranged recessed
The one side nearest apart from mobile terminal bottom end of slot 11；Make so that fixed plate 5 plays tension to the circuit structure of entire mobile terminal
With；
In the present embodiment, the equal length on the side of the transverse width and groove 11 of button bit 4, to fixed described in stably fastening
Plate 5；In other embodiments, the transverse width of button bit 4 can be larger or smaller, or can also be by multiple transverse width ratios
Lesser button bit is composed, in short, the transverse width of button bit 4, after being installed to fixed plate 5 to fasten length related, with energy
Subject to enough stably fastening fixed plates 5.
Since steel plate has high intensity, not flexible, impact resistance, reliable performance, good welding and rivet performance, this hair
In bright, it is preferable to use steel plates for fixed plate 5, to guarantee in service life, will not generate deformation；Support is played to mainboard simultaneously to make
With；The steel plate, which is preferably adopted, to be screwed or riveting technology, is fixed on mainboard 1.
Compared to embodiment one, the button bit 4 and bottom case 1 of the present embodiment are an integral molding structure, and it is firm to connect, and are avoided because of button
Position 4, which loosens, to cause to lead to the problem of gap between fingerprint mould group 2 and bottom case 1；And only need to improve the mold of bottom case,
Reduce components, to reduce assembly process；Improve reliability.
As shown in figure 8, being the lateral incision face structure of Mobile terminal main board fixed mechanism preferred embodiment three of the present invention
Schematic diagram；The present embodiment equally include side section be L-shaped button bit 4 and one be fixedly mounted on mainboard 3 fixed plate 5 (by
Do not change in fixed plate 5, therefore the present embodiment is not drawn into)；The present embodiment and the difference of embodiment illustrated in fig. 6 two be, this reality
It applies in example, the lateral incision face of button bit 4 is a L shape straight hook, more saves material relatively；Button bit 4 is an integral molding structure with bottom case 1, and
The side wall of the interior facade of button bit 4 and the groove 11 is in the same plane；The edge of mounting hole 12 is bevel edge simultaneously, to reduce
Significantly recess sense in use process, improves smoothness, the smooth feeling that user uses；The installation site of fixed plate 5 and the button bit 4
Cooperation, being subject to can fasten with the button bit 4；The length of fixed plate 5 is less than or equal to mainboard 3 in the width of mobile terminal transverse direction
Degree；After the assembly is completed, fixinig plate 5 and 4 interference of button bit fasten；It is tensed at this point, mainboard 3 is fixed piece 5 to bottom case direction；Positioned at recessed
In slot 11, the fingerprint mould group 2 connecting with mainboard 3 is pressed further by by the pressure from mainboard 3, so that fingerprint mould group 2 and bottom case 1
Between gap be 0；In use process, due to being that interference fastens between button bit 4 and fixed plate 5, even if bottom case 1 is generated because of external force
Deformation, the gap between fingerprint mould group 2 and bottom case 1 can also remain 0, thus enable the position of fingerprint mould group 2 relatively fixed constant,
Improve user experience.
In view of the battery connector of mobile terminal is located at the middle and lower part of mobile terminal, in the present invention, button bit 4 is arranged recessed
The one side nearest apart from mobile terminal bottom end of slot 11；Make so that fixed plate 5 plays tension to the circuit structure of entire mobile terminal
With；
In the present embodiment, the equal length on the side of the transverse width and groove 11 of button bit 4, to fixed described in stably fastening
Plate 5；In other embodiments, the transverse width of button bit 4 can be larger or smaller, or can also be by multiple transverse width ratios
Lesser button bit is composed, in short, the transverse width of button bit 4, after being installed to fixed plate 5 to fasten length related, with energy
Subject to enough stably fastening fixed plates 5.
Since steel plate has high intensity, not flexible, impact resistance, reliable performance, good welding and rivet performance, this hair
In bright, it is preferable to use steel plates for fixed plate 5, to guarantee in service life, will not generate deformation；Support is played to mainboard simultaneously to make
With；The steel plate, which is preferably adopted, to be screwed or riveting technology, is fixed on mainboard 1.
Compared to embodiment two, in the present embodiment, 4 lateral incision face of button bit is straight hook shape, simplifies technique, saves material,
Save assembly space；Button bit 4 is an integral molding structure with bottom case 1 simultaneously, and it is firm to connect, and is avoided because the loosening of button bit 4 causes
Gap is led to the problem of between fingerprint mould group 2 and bottom case 1；And only need to improve the mold of bottom case, reduce zero
Part, to reduce assembly process；Improve reliability.
As shown in figure 9, being mobile terminal preferred embodiment back portion perspective view of the present invention；The present embodiment includes upper
Shell, display screen, bottom case 1, fingerprint mould group 2 and mainboard 3, the bottom case 1 is fastened and connected with upper casing, for protecting mobile terminal
Internal structure；The display screen is electrically connected with the mainboard 3 and is located in the cavity that the bottom case and upper casing are formed, and is mobile whole
The main working parts at end；Fingerprint mould group 2 is direct by SMT (Surface Mount Technology, surface installation technique)
It is attached on the mainboard 3；The fingerprint mould group 2 is integrally provided in the groove 11 of 1 inside of bottom case, the fingerprint of fingerprint mould group 2
Identification region is located at the mounting hole 12 of 11 bottom of groove, for identification user fingerprints；Mobile terminal described in the present embodiment also wraps
Fig. 3-mainboard fixed mechanism shown in Fig. 8 is included, i.e. it is L-shaped button bit 4 that 11 edge of groove of bottom case 1, which is provided with side section,；It is main
A fixed plate 5 is fixedly installed on plate 3；Button bit 4 is independent structure, and is fixedly mounted on 11 edge of groove or button bit 4 and bottom
Shell 1 is an integral molding structure；And the side wall of the interior facade of button bit 4 and the groove 11 in the same plane or with the groove
Plane where 11 side wall is parallel；Fixed plate 5 is fixedly mounted on mainboard 3, fixed plate 5 by technologies such as screw or welding
Installation site and the button bit 4 cooperate, being subject to can fasten with the button bit 4；The length of fixed plate 5 is less than or equal to mainboard
3 mobile terminal transverse direction width；After the assembly is completed, fixinig plate 5 and 4 interference of button bit fasten, the fingerprint identification area of fingerprint mould group 2
Domain passes through mounting hole 12 for users to use；It is tensed at this point, mainboard 3 is fixed piece 5 to bottom case direction；In groove 11, with master
The fingerprint mould group 2 that plate 3 connects is pressed further by by the pressure from mainboard 3, so that the gap between fingerprint mould group 2 and bottom case 1
It is 0；In use process, due to being that interference fastens between button bit 4 and fixed plate 5, even if bottom case 1 generates deformation, fingerprint because of external force
Gap between mould group 2 and bottom case 1 can also remain 0, to enable the position of fingerprint mould group 2 relatively fixed constant, improve user
Experience.
In view of the battery connector of mobile terminal is located at the middle and lower part of mobile terminal, in the present invention, button bit 4 is arranged recessed
The one side nearest apart from mobile terminal bottom end of slot 11；Make so that fixed plate 5 plays tension to the circuit structure of entire mobile terminal
With；
In the present embodiment, the equal length on the side of the transverse width and groove 11 of button bit 4, to fixed described in stably fastening
Plate 5；In other embodiments, the transverse width of button bit 4 can be larger or smaller, or can also be by multiple transverse width ratios
Lesser button bit is composed, in short, the transverse width of button bit 4, after being installed to fixed plate 5 to fasten length related, with energy
Subject to enough stably fastening fixed plates 5.
Compared to existing mobile terminal, the present embodiment uses mainboard fixed mechanism, is fastened by interference, by rear shell 1 and master
Plate 3 snaps together, and so that the cooperation between rear shell 1 and fingerprint mould group 2 is become of the invention by existing " close to " and " tenses close
Fitting ", can preferably control the gap between fingerprint mould group 2 and rear shell 1, thus fingerprint mould group caused by avoiding because of rear shell deformation
The uncontrollable problem in gap between 2 and rear shell 1.And button bit 4 is an integral molding structure with bottom case 1, it is firm to connect, and fixed plate 5 is pacified
On mainboard 3, entire fixed mechanism only needs to improve the mold of bottom case, and change is few, at low cost, rationally utilizes space,
Improve the airtightness of mobile terminal.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of Mobile terminal main board fixed mechanism, which is characterized in that the mechanism includes a setting in mobile terminal bottom case
Side, lateral incision face are that L-shaped button bit and one are fixedly mounted on Mobile terminal main board, can be consolidated on one side with what the button bit fastened
Fixed board；The button bit and the fixed plate interference fasten.
2. Mobile terminal main board fixed mechanism as described in claim 1, which is characterized in that the button bit is arranged in the bottom case
On for accommodating one side edge of the groove of mobile terminal fingerprint mould group.
3. Mobile terminal main board fixed mechanism as described in claim 1, which is characterized in that the fixed plate is steel plate.
4. Mobile terminal main board fixed mechanism as claimed in claim 2, which is characterized in that the interior facade of the button bit with it is described
Plane where the side wall of groove is parallel.
5. Mobile terminal main board fixed mechanism as claimed in claim 2, which is characterized in that the interior facade of the button bit with it is described
The side wall of groove is in the same plane.
6. Mobile terminal main board fixed mechanism as claimed in claim 2, which is characterized in that the button bit setting is mobile in distance
The nearest groove one side edge in terminal bottom end.
7. Mobile terminal main board fixed mechanism as claimed in claim 2, which is characterized in that the button bit is one with the bottom case
Forming structure.
8. Mobile terminal main board fixed mechanism as described in claim 1, which is characterized in that the length of the fixed plate be less than etc.
In the width of the Mobile terminal main board.
9. Mobile terminal main board fixed mechanism as described in claim 1, which is characterized in that the button bit is a hook surface and bottom case
The parallel straight hook of medial surface.
10. a kind of mobile terminal, including upper casing, display screen, mainboard, fingerprint mould group and bottom case, the bottom case and upper casing fasten
Connection, the display screen and fingerprint mould group are electrically connected and are located at the mainboard in the cavity that the bottom case and upper casing are formed,
It is characterized in that, the mobile terminal further includes the described in any item Mobile terminal main board fixed mechanisms of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815321.5A CN109040356B (en) | 2018-07-23 | 2018-07-23 | Mobile terminal mainboard fixing mechanism and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815321.5A CN109040356B (en) | 2018-07-23 | 2018-07-23 | Mobile terminal mainboard fixing mechanism and mobile terminal |
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| Publication Number | Publication Date |
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| CN109040356A true CN109040356A (en) | 2018-12-18 |
| CN109040356B CN109040356B (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810815321.5A Active CN109040356B (en) | 2018-07-23 | 2018-07-23 | Mobile terminal mainboard fixing mechanism and mobile terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110611728A (en) * | 2019-10-18 | 2019-12-24 | 上海创功通讯技术有限公司 | Mainboard joint structure and electronic equipment |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109040356B (en) | 2021-01-01 |
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