CN107800831A - It is grounded reliable mobile terminal - Google Patents
It is grounded reliable mobile terminal Download PDFInfo
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- CN107800831A CN107800831A CN201711233055.7A CN201711233055A CN107800831A CN 107800831 A CN107800831 A CN 107800831A CN 201711233055 A CN201711233055 A CN 201711233055A CN 107800831 A CN107800831 A CN 107800831A
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- Prior art keywords
- shell
- mainboard
- mobile terminal
- connector
- connecting portion
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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
- H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a kind of mobile terminal, the mobile terminal includes a shell, a mainboard and a connection piece, the mainboard is in the shell, and the connector is electrically connected with the shell and the mainboard, and the connector is to be fixedly connected with the shell and the mainboard.Mobile terminal proposed by the invention, its connector is electrically connected with the shell and the mainboard, and the connector is to be fixedly connected with the shell and the mainboard, i.e. described mainboard and the shell firmly connect into an entirety by connector, this earthing mode will not be influenceed by external force size and cause imperfect earth, and ground connection is very reliable；Moreover, connecting into the mainboard of entirety and shell is not influenceed by shell assembling and cause imperfect earth, ground connection is very firm.
Description
Technical field
The present invention relates to technical field of mobile terminals, more particularly to a kind of reliable mobile terminal of ground connection.
Background technology
The earthing mode of mobile phone is by shell fragment SMT at present【SMT is surface installation technique (surface mounting technology)
(Surface Mount Technology abbreviation), referred to as surface mount or surface mounting technique.It is that one kind will be without pin
Or short leg surface-assembled component (abbreviation SMC/SMD, Chinese claim sheet component) is arranged on printed circuit board (Printed
Circuit Board, PCB) surface or other substrates surface on, welding assembly is subject to by the methods of reflow welding or immersed solder
Circuit load technology】In mainboard Shang Lutong areas, then shell fragment again elastic top to being grounded on housing.Specifically, as Fig. 3~
Shown in 4, Fig. 3~4 show only the part-structure of mobile phone, and mobile phone 100 ' has a metal shell 120 ', metal shell 120 '
A frame ground region 130 ' is arranged with the inside of edge, mainboard 140 ' is installed in metal shell 120 ', the dew copper of mainboard 140 '
Area 142 ' is grounded by the frame ground region 130 ' of a shell fragment 110 ' and metal shell 120 ', so as to by mainboard 140 ' and metal
Shell 120 ' is grounded.Shell fragment 110 ' of the prior art is various informative, and Fig. 3~4 illustrate one kind of the prior art, such as
Shown in figure, mobile phone 100 ' is provided with two shell fragments 110 ', and shell fragment 110 ' is conductor, including an installation portion 112 ' and an elastic part
114 ', installation portion 112 ' by SMT in the Lu Tong areas of mainboard 140 ', the elastic top of elastic part 114 ' to frame ground region 130 ',
So as to be grounded.Elastic part 114 ' is elastically connected to installation portion 112 ' and connect towards the offer ejection housing of frame ground region 130 '
The elastic force in ground region 130 '.
However, because the elastic force of shell fragment is uncontrollable, elastic force is small to occur loose contact, and elastic force conference dieback housing is made
Into fit-up gap, damaged by housing compressive strain in addition, housing has probability shell fragment occur when assembling, cause imperfect earth.It is it can be seen that this
Earthing mode is very unreliable.
Therefore, it is necessary to a kind of mobile terminal is provided to solve above-mentioned technical problem.
The content of the invention
It is a primary object of the present invention to propose a kind of mobile terminal, it is intended to solve the mainboard of existing mobile terminal and outer
The technical problem of shell imperfect earth.
To achieve the above object, the present invention provides a kind of mobile terminal, the mobile terminal include a shell, a mainboard with
And a connection piece, for the mainboard in the shell, the connector is electrically connected with the shell and the mainboard, and described
Connector is to be fixedly connected with the shell and the mainboard.
It is preferred that the connector is flexible element.
Specifically, the connector includes first connecting portion, second connecting portion and the connection first connecting portion and institute
State the flexible portion of second connecting portion, the first connecting portion is fixedly connected with the mainboard, the second connecting portion with it is described outer
Shell is fixedly connected.
Specifically, the first connecting portion is substantially vertical with the second connecting portion, and the flexible portion is curved, connects institute
State first connecting portion and the mutually close one end of the second connecting portion.
Specifically, a frame ground region is arranged with the inside of the shell edge, the connector is fixedly attached to institute
State frame ground region.
Specifically, the mainboard Shang Youyilu copper area, the connector are fixedly attached to the Lu Tong areas.
Specifically, the connector is copper foil.
Specifically, plating is provided with layer gold on the copper foil.
Specifically, the connector is connected with the mainboard by SMT modes, and the connector passes through weldering with the shell
The mode of connecing connects.
Specifically, the quantity of the connector is two.
Compared to prior art, mobile terminal proposed by the invention, its connector is electrically connected with the shell and described
Mainboard, and the connector is to be fixedly connected with the shell and the mainboard, i.e., described mainboard and the shell pass through connection
Part firmly connects into an entirety, and this earthing mode will not be influenceed by external force size and cause imperfect earth, and ground connection is non-
It is often reliable；Moreover, connecting into the mainboard of entirety and shell is not influenceed by shell assembling and cause imperfect earth, ground connection is non-
It is often firm.
Brief description of the drawings
Fig. 1 is the hardware architecture diagram for realizing each one optional mobile terminal of embodiment of the present invention；
Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention；
Fig. 3 is the partial structural diagram of mobile terminal earthing mode in the prior art；
Fig. 4 is Fig. 3 explosive view；
Fig. 5 is the partial structural diagram of mobile terminal first embodiment of the present invention, illustrates the ground connection side of mobile terminal
Formula；
Fig. 6 is Fig. 5 explosive view.
Reference：
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.
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 follow-up description, the suffix using such as " module ", " part " or " unit " for representing element is only
Be advantageous to the explanation of the present invention, itself there is no a specific meaning.Therefore, " module ", " part " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as mobile phone, flat board
Computer, notebook computer, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
Media player (Portable Media Player, PMP), guider, wearable device, Intelligent bracelet, pedometer etc. move
Dynamic terminal, and the fixed terminal such as digital 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 each embodiment of the realization present 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 form 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 to 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, penetrate
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 ofMobile 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-LongTerm Evolution, FDD Long Term Evolution) and TDD-LTE (Time Division
Duplexing-LongTerm 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, 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 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 receiving or
It is sound that the voice data stored in memory 109, which is converted into audio signal and exported,.Moreover, audio output unit 103
The audio output related to the specific function that mobile terminal 100 performs 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 ProcessingUnit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 106.Picture frame after the processing of 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
Caused noise or interference during frequency signal.
Mobile terminal 100 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 100 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 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-EmittingDiode, 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
(for example user uses any suitable objects or annex such as finger, stylus 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, 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
Contact coordinate is converted into, 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 wrap
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, 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, contact panel 1071 and display panel
1061 be the part independent as two to realize the input of mobile terminal and output function, but in certain embodiments, can
Input and the output function of mobile terminal are realized so that contact panel 1071 and display panel 1061 is integrated, is not done herein specifically
Limit.
Interface unit 108 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 100.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 100 or can be with
For transmitting data between mobile terminal 100 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, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, 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 whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 109, and call and be stored in storage
Data in device 109, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
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 100 can also include the power supply 111 (such as battery) to all parts power supply, 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 100 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 being based on below to the mobile terminal of the present invention enters
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, the UE that the LTE system includes communicating connection successively (User Equipment, is used
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
ChargingRules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and
The control node of signaling between EPC203, there is provided carrying and connection management.HSS2032 is all to manage for providing some registers
Such as the function of attaching position register (not shown) etc, and preserve some and used about service features, data rate etc.
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.
The hardware configuration of mobile terminal 100 and communications network system are above described, it is each that the present invention program is explained in detail below
The ground structure of embodiment, i.e. mobile terminal 100.
First, the present invention proposes a kind of mobile terminal 100, as shown in Fig. 5~6, mobile terminal 100 include a shell 120,
One mainboard 140 and a connection piece 160, for mainboard 140 in shell 120, connector 160 is electrically connected with shell 120 and mainboard
140, and connector 160 is to be fixedly connected with shell 120 and mainboard 140.
Mainboard 140 can provide a series of abutments, engage for the multiple units as shown in Figure 1 of mobile terminal 100, such as handle
Device 110, memory 109 etc..They typically directly insert relevant slot, or use connection.
At present, the shell 120 of such as mobile phone of mobile terminal 100 is worth frequently with plastic material, mainly there is PC, ABS and PC+
ABS three major types, wherein, Japanese mobile phone mainly uses PC+ABS.Except using main material of the engineering plastics as phone housing 120
Beyond material, metal has been also introduced among the shell 120 of mobile phone.The phone housing 120 of usual metal material is to select aviation aluminium
Based on material.Certainly, so-called metallic mobile phone, also simply metal is employed in some key positions.Metal shell 120 is most to be pacified
Mounted in significant points, to resist the accidental impact occurred at any time.It fact proved, the mobile phone that shell 120 is done using metal material is resisted
Impact capacity is apparently higher than regular handset, and metal shell 120 has safe high-grade experience above texture to user.No
The grounding connection of mainboard 140 needed using the shell 120 of metal material and in shell 120 is crossed, prevents from damaging mainboard 140.
Mainboard 140 is installed in shell 120, as illustrated, an at least stopper slot 122 is arranged with the inside of the edge of shell 120,
Accordingly, the outward flange of mainboard 140 is convexly equipped with least a limiting section 142, limiting section 142 and is sticked in stopper slot 122, so as to prevent
Mainboard 140 rocks in shell 120.Further, screw 150, the corresponding limiting section 142 of shell 120 are offered on limiting section 142
Position also offer screw 150, a screw (figure is to show) is threaded io in screw 150, so as to fixed limiting section 142 simultaneously
And shell 120, i.e., mainboard 140 is fixedly attached on shell 120.Certainly limiting section 142 is fixed using modes such as buckle, bondings
The present invention is equally applicable to the mode of shell 120.Wherein, the quantity of stopper slot 122 and limiting section 142 is in the present embodiment
Two, in fact, the quantity of stopper slot 122 and limiting section 142 can be changed according to demand, it is unrestricted.In addition, limiting section 142
Also interchangeable with the position of stopper slot 122, i.e., stopper slot 122 can be opened on mainboard 140, and limiting section 142 can be convexly equipped in shell
120 inner sides, it is same that the spacing of mainboard 140 can be achieved and fix.
With continued reference to Fig. 5~6, a frame ground region 130, frame ground region are arranged with the inside of the edge of shell 120
130 are electrically connected with the metal of shell 120, and connector 160 is fixedly attached to frame ground region 130.Specifically, connector
160 are connected with frame ground region 130 by welding manner.Certainly, in other embodiment, frame ground region 130 does not have to
It is recessed in the inner side at the edge of shell 120, it can be located at the optional position of the inner surface of shell 120, and this is not restricted.Mainboard
There are an at least Lu Tong areas 144 on 140, one end of connector 160 is fixedly connected with frame ground region 130, the other end and mainboard
140 Lu Tong areas 144 are fixedly connected, so as to be grounded.Connector 160 with mainboard 140 is connected by SMT modes, and SMT is
Surface installation technique (surface mounting technology) (Surface Mount Technology abbreviation), referred to as surface mount or surface
Mounting technique.It is that one kind will be without pin or short leg surface-assembled component (abbreviation SMC/SMD, Chinese claim sheet component)
On the surface of printed circuit board (Printed CircuitBoard, PCB) or the surface of other substrates, pass through reflow welding
Or the methods of immersed solder, is subject to the circuit load technology of welding assembly.
The quantity for the connector 160 that Fig. 5~6 are shown is two, and is arranged side by side.Certainly, in other embodiment, connection
The quantity of part 160 can be Arbitrary Digit, and can be located at other any positions, as long as shell 120 and mainboard 140 can be electrically connected with i.e.
Can, this is not restricted.Two connectors 160 are fixedly connected with shell 120 and mainboard 140 simultaneously, make ground connection more reliable, avoid it
In any connector 160 there is the phenomenon for coming off and causing imperfect earth.
The structure of connector 160 is described in detail below.
As shown in Fig. 5~6, connector 160 is integral type structure, for the ease of description, connector 160 is described as multiple
Position, but the practical structures of connector 160 are not influenceed.Specifically, connector 160 has both ends, is fixedly connected with mainboard 140
For first connecting portion 162, be fixedly connected with frame ground region 130 for second connecting portion 164, first connecting portion 162 and
Two connecting portions 164 are substantially vertical.Certainly, in other embodiment, first connecting portion 162 can be with second connecting portion 164 in any
Angle, as long as being fixedly connected and can be grounded with mainboard 140 and shell 120 respectively.
Because connector 160 with shell 120 and mainboard 140 is to be fixedly connected, mobile mainboard 140 or assembling shell 120
Connector 160 may be pullled and cause to come off, cause imperfect earth.Preferably, connector 160 is made as to have certain flexibility
Flexible element, in this way, when mobile mainboard 140 or assembling shell 120 pull connector 160, connector 160 can convert external force
To scratch power, coming off for connector 160 is avoided.
In another embodiment, connector 160 includes first connecting portion 162, second connecting portion 164 and connection first and connected
The flexible portion 166 of socket part 162 and second connecting portion 164, first connecting portion 162 are fixedly connected with mainboard 140, second connecting portion
164 are fixedly connected with frame ground region 130, and first connecting portion 162 and second connecting portion 164 are without flexibility, flexible portion 166
With certain flexibility, flexible portion 166 connects first connecting portion 162 and the mutually close one end of second connecting portion 164.If mobile mainboard
140 or assembling shell 120 when pullling connector 160, what external force can be converted into flexible portion 166 by flexible portion 166 scratches power, avoids
Connector 160 comes off.
In another embodiment, connector 160 includes first connecting portion 162, second connecting portion 164 and connection first and connected
The elastic portion (not shown) of socket part 162 and second connecting portion 164, first connecting portion 162 are fixedly connected with mainboard 140, and second connects
Socket part 164 is fixedly connected with frame ground region 130, and first connecting portion 162 and second connecting portion 164 are without elasticity, elasticity
Portion has certain elasticity, elastic portion connection first connecting portion 162 and the mutually close one end of second connecting portion 164.If mobile mainboard
140 or assembling shell 120 when pullling connector 160, external force can be converted into the elastic force of elastic portion by elastic portion, avoid connector
160 come off.
In the present embodiment, connector 160 is gold-plated copper foil, and conduction, heat conductivility are good, can firmly be connected to shell
120 and mainboard 140 on, and with certain flexible, prevent from coming off caused by external force.Certainly, in other embodiment, connector
160 are alternatively chosn to other metals, such as copper, silver, gold, aluminium, iron, as long as can be electrically fixedly connected with shell 120 and mainboard 140
.
To sum up, then the other end of connector 160 is welded to by one end SMT of connector 160 again on mainboard 140
On shell 120, so as to be grounded.Compared to prior art, mobile terminal 100 proposed by the invention, its electricity of connector 160
Property connected with outer casing 120 and mainboard 140, and connector 160 with shell 120 and mainboard 140 to be fixedly connected, i.e. mainboard 140 and outer
Shell 120 firmly connects into an entirety by connector 160, and this earthing mode will not be influenceed and be caused by external force size
Imperfect earth, ground connection are very reliable；Moreover, connect into an entirety mainboard 140 and shell 120 not by shell 120 assemble
Influence and cause imperfect earth, ground connection is very firm.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of mobile terminal, it is characterised in that the mobile terminal includes a shell, a mainboard and a connection piece, described
For mainboard in the shell, the connector is electrically connected with the shell and the mainboard, and the connector with it is described outer
Shell and the mainboard are to be fixedly connected.
2. mobile terminal as claimed in claim 1, it is characterised in that the connector is flexible element.
3. mobile terminal as claimed in claim 1, it is characterised in that the connector includes first connecting portion, the second connection
Portion and the flexible portion for connecting the first connecting portion and the second connecting portion, the first connecting portion are fixed with the mainboard
Connection, the second connecting portion are fixedly connected with the shell.
4. mobile terminal as claimed in claim 3, it is characterised in that the first connecting portion and the second connecting portion are substantially
Vertically, the flexible portion is curved, connects the first connecting portion and the mutually close one end of the second connecting portion.
5. mobile terminal as claimed in claim 1 a, it is characterised in that frame ground is arranged with the inside of the shell edge
Region, the connector are fixedly attached to the frame ground region.
6. mobile terminal as claimed in claim 1, it is characterised in that the mainboard Shang Youyilu copper area, the connector are consolidated
Surely the Lu Tong areas are connected to.
7. mobile terminal as claimed in claim 1, it is characterised in that the connector is copper foil.
8. mobile terminal as claimed in claim 1, it is characterised in that plating is provided with layer gold on the copper foil.
9. mobile terminal as claimed in claim 1, it is characterised in that the connector is connected with the mainboard by SMT modes
Connect, the connector is connected with the shell by welding manner.
10. mobile terminal as claimed in claim 1, it is characterised in that the quantity of the connector is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711233055.7A CN107800831A (en) | 2017-11-30 | 2017-11-30 | It is grounded reliable mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711233055.7A CN107800831A (en) | 2017-11-30 | 2017-11-30 | It is grounded reliable mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107800831A true CN107800831A (en) | 2018-03-13 |
Family
ID=61537212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711233055.7A Pending CN107800831A (en) | 2017-11-30 | 2017-11-30 | It is grounded reliable mobile terminal |
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| Country | Link |
|---|---|
| CN (1) | CN107800831A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070195512A1 (en) * | 2006-02-22 | 2007-08-23 | Polymatech Co., Ltd. | Connector sheet and portable electronic apparatus |
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