CN207782055U - Terminal and its charging interface - Google Patents
Terminal and its charging interface Download PDFInfo
- Publication number
- CN207782055U CN207782055U CN201721926709.XU CN201721926709U CN207782055U CN 207782055 U CN207782055 U CN 207782055U CN 201721926709 U CN201721926709 U CN 201721926709U CN 207782055 U CN207782055 U CN 207782055U
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- Prior art keywords
- terminal
- pin feet
- charging interface
- mainboard
- controllable switch
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004020 conductor Substances 0.000 claims abstract description 3
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- 229910052751 metal Inorganic materials 0.000 claims description 3
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- 150000004706 metal oxides Chemical class 0.000 description 2
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- 241000208340 Araliaceae Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of terminal and its charging interface, the charging interface includes：The protective shell being made of an electrically conducting material, protective shell is interior to form inner cavity, and inner cavity has outward opening；Terminal installation pedestal, the setting of terminal installation pedestal are provided with the charging terminal extended towards outward opening in interior intracavitary, terminal installation pedestal；Multiple pin feet, multiple pin feet are arranged on charging terminal at interval successively；First controllable switch; wherein; ground connection pin feet on protective shell are with being connected to the mainboard of terminal by the first controllable switch; first controllable switch is controlled by the mainboard of terminal; wherein; when charging interface is connected with external equipment, mainboard controls the first controllable switch and is closed, and continuous disturbance test problem is radiated to improve.
Description
Technical field
The utility model is related to field of communication technology, more particularly to a kind of charging interface of terminal and one kind having the charging
The terminal of interface.
Background technology
Currently, RE (Radiated Emission radiate continuous disturbance) is primarily referred to as energy in the form of an electromagnetic wave by source
Space or energy are emitted to electromagnetic wave the spatial the phenomenon that.RE test basic reason be：USB
The spoke of the transmission signal of the data line anode D+/data line cathode D- of (Universal Serial Bus, universal serial bus)
It penetrates (noise source) and data transmission screen covers poor performance.
In the related technology, by the USB earthings of casing of terminal, coordinate USB data line, the earth shield that can form closure is returned
Road, to improve RE problems.But the USB shells of terminal, which are directly grounded, may bring problems with, such as：1, machine problem is burnt：
USB feed liquors, the USB shells and power supply short circuit for leading to terminal into foreign matter burn machine；2, antenna performance declines：Since USB iron-clads connect
Ground occupies clearance zone, antenna performance is caused to decline.
Utility model content
The utility model is intended to solve one of above-mentioned technical problem in the prior art at least to a certain extent.For this purpose,
First purpose of the utility model is to propose a kind of charging interface of terminal, can be effectively improved radiation continuous disturbance and test
Problem.
Second purpose of the utility model is to propose a kind of terminal.
In order to achieve the above objectives, the utility model first aspect proposes a kind of charging interface of terminal, including：By conduction
Protective shell made of material, the protective shell is interior to form inner cavity, and the inner cavity has outward opening；Terminal installation pedestal, the end
Sub- installation pedestal setting is provided with the charging end extended towards the outward opening in the interior intracavitary, the terminal installation pedestal
Son；Multiple pin feet, the multiple pin feet are arranged on the charging terminal at interval successively；First controllable switch, wherein
The mainboard of the terminal is connected to by first controllable switch, described first can for ground connection pin feet on the protective shell
Control switch is controlled by the mainboard of the terminal, wherein when the charging interface is connected with external equipment, the mainboard controls institute
The first controllable switch closure is stated, continuous disturbance test problem is radiated to improve.
The charging interface of terminal according to the present utility model, the ground connection pin feet on protective shell are connected by the first controllable switch
With being connected to the mainboard of terminal, the first controllable switch is controlled by the mainboard of terminal, when charging interface is connected with external equipment, mainboard
The first controllable switch closure is controlled, continuous disturbance test problem is radiated to improve.
Specifically, first controllable switch may include MOS (Metal Oxide Semiconductor, metal oxide
Semiconductor) pipe and/or triode.
Further, when the charging interface is hanging, the mainboard controls the first controllable switch disconnection so that described
Ground connection pin feet on protective shell are hanging.
Specifically, the protective shell is metal-back.
Specifically, the multiple pin feet include power supply pin feet, the first data pin feet, the second data pin feet, identification pin
Foot, signal ground pin feet, the power supply pin feet are connected to default power supply, and the signal ground pin feet are connected to the mainboard
Ground.
Further, the mainboard of the terminal and the first data pin feet, the second data pin feet, identification pin feet point
Not Xiang Lian, with when the charging interface is connected with adapter realize with the adapter carry out two-way communication.
In order to achieve the above objectives, the utility model second aspect proposes a kind of terminal comprising above-mentioned terminal is filled
Electrical interface.
The terminal of the utility model can be effectively improved radiation continuous disturbance and be surveyed by the charging interface of above-mentioned terminal
The problem of why inscribing, while effectively avoiding the occurrence of burning machine, antenna performance reduction.
Wherein, the terminal can be mobile terminal, mobile power, multimedia player.
Description of the drawings
Fig. 1 is the structural schematic diagram according to the charging interface of the terminal of the utility model one embodiment；
Fig. 2 is the structural schematic diagram being connected with external equipment according to the charging interface of the utility model one embodiment；
Fig. 3 is the structural schematic diagram being connected with charging interface according to the mainboard of the terminal of the utility model one embodiment；
Fig. 4 is the structural representation being connected with charging interface according to the mainboard of the terminal of the utility model another embodiment
Figure；
Fig. 5 is the structural representation being connected with charging interface according to the mainboard of the terminal of the utility model another embodiment
Figure.
Reference numeral：Terminal 100, protective shell 10, terminal installation pedestal 20, charging terminal 30, multiple pin feet 40, first
Controllable switch 50, high-frequency strobe unit 60, the first capacitance C1, resonant capacitance C and resonant inductance L.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is at least two, example
Such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be
Mechanical connection can also be electrical connection or can communicate with one another；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, can be the interaction relationship of the connection or two elements inside two elements.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features are in direct contact, and can also not be to be in direct contact but lead to including the first and second features
Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Indicate that fisrt feature level height is less than second feature.
The charging interface of the terminal of the utility model embodiment is described in detail referring to Fig. 1-Fig. 5 and there is the charging
The terminal of interface.It should be noted that the terminal of the utility model can be mobile terminal, mobile power, multimedia player.
As Figure 1-Figure 5, the charging interface of terminal may include：Protective shell 10, the terminal being made of an electrically conducting material are installed
Pedestal 20,40 and first controllable switch 50 of multiple pin feet.
Wherein, inner cavity is formed in protective shell 10, inner cavity has outward opening.The setting of terminal installation pedestal 20 is at interior intracavitary, end
The charging terminal 30 extended towards outward opening is provided in sub- installation pedestal 20.Multiple pin feet 40 are arranged at interval successively
On charging terminal 30.Ground connection pin feet on protective shell 10 mainboard of terminal 100 is connected to by the first controllable switch 40,
One controllable switch 40 is controlled by the mainboard of terminal 100, and when charging interface is connected with external equipment, mainboard control first is controllably opened
It closes 40 to be closed, continuous disturbance test problem is radiated to improve.
Further, in one embodiment of the utility model, when charging interface is hanging, mainboard control first is controllable
Switch 50 disconnects, so that the ground connection pin feet on protective shell 10 are hanging.
In one embodiment of the utility model, protective shell 10 can be metal-back, for example, protective shell 10 can be pure
Metal-back, such as iron, copper；Or it is alloying metal shell, such as copper alloy, aluminium alloy；Or be composition metal shell, as aluminium answers iron
Deng.
One embodiment according to the present utility model, the first controllable switch 50 may include metal-oxide-semiconductor and/or triode.Wherein,
Metal-oxide-semiconductor can be N-channel MOS pipe or be P-channel metal-oxide-semiconductor, when the grid voltage of N-channel MOS pipe is more than certain value, metal-oxide-semiconductor
Conducting, the case where ground connection commonly used in the source electrode of metal-oxide-semiconductor；When the grid voltage of P-channel metal-oxide-semiconductor is less than certain value, metal-oxide-semiconductor is led
The case where leading to, VCC met commonly used in metal-oxide-semiconductor source electrode.Since the conducting resistance of P-channel metal-oxide-semiconductor is big, Costco Wholesale is high, generally adopts
With N-channel MOS pipe.Similarly, triode can be NPN type or positive-negative-positive.
One embodiment according to the present utility model, as shown in Figure 1-Figure 3, multiple pin feet 40 may include power supply pin feet
(pin1), the first data pin feet (pin2), the second data pin feet (pin3), identification pin feet (pin4), signal ground pin feet
(pin5), power supply pin feet (pin1) are connected to default power supply (such as+5V), and signal ground pin feet (pin5) are with being connected to mainboard.
Wherein, charging interface is adapted with external equipment, when charging interface is connect with external equipment, as shown in Fig. 2, filling
The power supply pin feet (pin1) of electrical interface, the first data pin feet (pin2), the second data pin feet (pin3), identification pin feet
(pin4), power supply pin feet (pin1), the first data pin feet of signal ground pin feet (pin5) and external apparatus interface
(pin2), the second data pin feet (pin3), identification pin feet (pin4), signal ground pin feet (pin5) connect one to one.
Further, as shown in figure 3, the mainboard of terminal 100 and the first data pin feet (pin2), the second data pin feet
(pin3), identification pin feet (pin4) are respectively connected with, two-way with adapter progress to be realized when charging interface is connected with adapter
Communication.
It should be noted that external equipment can be USB data line, charging interface is adapted with the interface of external equipment,
For example, when charging interface is Micro Type B interfaces, the interface for the external equipment being connected with charging interface is also Micro Type Bs
The charging interface of interface, general terminal is female, and the interface of external equipment is male connector.
The charging interface of terminal is USB interface, USB interface be connect computer system and external equipment a kind of serial ports it is total
Line standard and a kind of technical specification of input/output interface, are widely used in the information such as PC and mobile device
Communication product, and extend to other related fields such as photographic goods, DTV (set-top box), game machine.The major advantage of USB
It is that can unify and can connect multiple equipment with hot plug, easy to carry, standard.USB generally has 4 lines, two power cords and
The interface of two signal wires, that one end that USB common at present is connected with adapter is 4pin interfaces.Certainly, also there are 5pin feet
USB interface, for example, Micro USB and Mini USB, wherein pin is power pins, and a pin is grounding lead
Foot, two pins are data pin, and a pin is identification pin, and only when OTG is detected, (detection identification pin state is high for use
It is low, to be judged as main equipment or from equipment).The principle of Micro USB and classification is described in detail below.
Micro USB standards support the OTG functions of current USB, i.e., no host (for example, PC) the case where
Under, data transmission, compatible USB1.1 (low speed can be directly realized by between portable equipment:1.5Mb/s, at full speed:12Mb/s) and
USB2.0 (high speeds:480Mb/s), while data transmission and charging, the number especially suitable for high speed (HS) or higher rate being provided
It is the best choosing for connecting mini-plant (such as mobile phone, digital camera, DV and portable digital player etc.) according to transmission
It selects.Also can be vehicle-mounted provide conveniently simultaneously, it is only necessary to USB onboard chargers, then add Micro USB data lines progress mobile phone emergent
Charging.And there are 5V output interfaces to connect Micro USB lines immediately above in luxury car to charge for mobile phone, Micro USB are general
Property is wide, easy to use.
For the ease of preferably describing the utility model, it is with charging interface in above-described embodiment and following embodiments
For Micro B.
Specifically, as shown in figure 3, the ground connection pin feet (pin6) on protective shell 10 are connected by the first controllable switch 50
To the mainboard of terminal 100, the first controllable switch 50 is controlled by the mainboard of terminal 100, forms the ground connection that can be controlled with program
Circuit switchs open and close.For example, when charging interface connects external equipment, mainboard exports high level signal, and first is controllable
Switch 50 is closed, and continuous disturbance test problem is radiated to improve.When charging interface is not connect with external equipment, mainboard output is low
Level signal, the first controllable switch 50 disconnect, and the ground connection pin feet on protective shell 10 are hanging, effectively avoid the occurrence of burning machine and antenna
Degradation problem.Thereby, it is possible to take into account radiation continuous disturbance test problem simultaneously and burn machine problem.
It has been investigated that in the related technology, in order to improve radiation continuous disturbance test performance, using DC earthing (protection
The ground connection pin feet of shell 10 are with being directly connected to mainboard), lead to the problem of burning machine, antenna performance reduction occur.
Another embodiment according to the present utility model is protected as shown in figure 4, charging interface may also include the first capacitance C1
Ground connection pin feet on protective case 10 mainboard of terminal 100 is connected to by concatenated first capacitance C1, are returned with forming AC earth
Road, and the first controllable switch is controlled by mainboard and is closed and turns off.Wherein, the capacitance of different capacitances has particularly different frequency range
Inhibiting effect can select suitable capacitance according to the test case of terminal 100, and the point smaller to surplus is additionally inhibited,
That is the capacitance of the first capacitance C1 and the frequency range of radiation continuous disturbance test determines, for example, the capacitance of 0.01 μ F at 100MHz to pressing down
It makes larger.It is understood that capacitance has the function of blocking circulation exchange, therefore it can avoid the ground connection pin on protective shell 10
Foot DC earthing, cause burning machine, antenna performance reduce the problem of.
Specifically, the ground connection pin feet (pin6) on protective shell 10 are connected to the mainboard of terminal 100 by the first capacitance C1
Ground forms AC earth circuit, is separated direct current by the first capacitance C1, can effectively avoid burn caused by DC earthing machine,
The problem of antenna performance reduces, and by AC earth, radiation continuous disturbance test problem can be improved.Meanwhile passing through control
The open and close of first controllable switch 50 is, it can be achieved that scenery control, for example, when charging interface is connect with external equipment (to end
End charging) when, the mainboard of terminal 100 controls the first controllable switch 50 and is closed, and continuous disturbance test problem is radiated to improve；When filling
When electrical interface is not connected with external equipment, the mainboard of terminal 100 controls the first controllable switch 50 and disconnects, the ground connection on protective shell 10
Pin feet are hanging, reduce the influence to antenna performance.
In addition, another embodiment according to the present utility model, as shown in figure 5, charging interface may also include high-frequency strobe
Unit 60, the ground connection pin feet (pin6) on protective shell 10 mainboard of terminal 100 is connected to by high-frequency strobe unit 60, with
AC earth circuit is formed, and the first controllable switch 50 is controlled by mainboard and is closed and turns off.
Wherein, high-frequency strobe unit 60 can be the LC resonance circuit that concatenated resonant capacitance C and resonant inductance L are constituted,
Or the filter for special frequency channel.The different resonance points of high-frequency strobe unit 60 have special inhibition to make different frequency ranges
With suitable resonance point can be selected according to the test case of specific terminal, the point less to surplus is additionally inhibited, i.e., humorous
The capacitance of capacitance of shaking and the inductance value of resonant inductance are determined according to the frequency range of radiation continuous disturbance test.
Specifically, the ground connection pin feet on protective shell 10 are connected to terminal by high-frequency strobe unit 60 (LC resonance circuit)
100 mainboard, AC earth circuit is formd, direct current is converted to by alternating current by LC resonance circuit, avoids direct current
The problem of machine, antenna performance reduction are burnt caused by ground connection, and by AC earth, asking for radiation continuous disturbance test can be improved
Topic.Meanwhile by controlling the open and close of the first controllable switch 50, it can be achieved that scenery control, for example, when charging interface with it is outer
When portion's equipment connection (to terminal charge), the mainboard of terminal 100 controls the first controllable switch 50 and is closed, and is continuously disturbed with improving radiation
Disturb test problem；When charging interface is not connected with external equipment, the mainboard of terminal 100 controls the first controllable switch 50 and disconnects, and protects
Ground connection pin feet on protective case 10 are hanging, reduce the influence to antenna performance.
In conclusion according to the charging interface of the terminal of the utility model embodiment, the ground connection pin feet on protective shell pass through
With being connected to the mainboard of terminal, the first controllable switch is controlled first controllable switch by the mainboard of terminal, is connected in charging interface
When external equipment, mainboard controls the first controllable switch and is closed, and continuous disturbance test problem is radiated to improve.
In addition, the embodiments of the present invention also proposed a kind of terminal comprising the charging interface of above-mentioned terminal.
In one embodiment of the utility model, terminal can be mobile terminal, mobile power, multimedia player.
It is continuous can be effectively improved radiation by the charging interface of above-mentioned terminal for the terminal of the utility model embodiment
The problem of harassing test problem, while effectively avoiding the occurrence of burning machine, antenna performance reduction.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, those skilled in the art can incite somebody to action
Different embodiments or examples described in this specification are engaged and are combined.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (8)
1. a kind of charging interface of terminal, which is characterized in that including：
The protective shell being made of an electrically conducting material, the protective shell is interior to form inner cavity, and the inner cavity has outward opening；
Terminal installation pedestal, the terminal installation pedestal setting are provided with court in the interior intracavitary, the terminal installation pedestal
The charging terminal extended to the outward opening；
Multiple pin feet, the multiple pin feet are arranged on the charging terminal at interval successively；
First controllable switch, wherein the ground connection pin feet on the protective shell are connected to the end by first controllable switch
The mainboard at end, first controllable switch is controlled by the mainboard of the terminal, wherein is connected with outside in the charging interface
The mainboard controls first controllable switch and is closed when equipment, and continuous disturbance test problem is radiated to improve.
2. the charging interface of terminal as described in claim 1, which is characterized in that first controllable switch include metal-oxide-semiconductor and/
Or triode.
3. the charging interface of terminal as claimed in claim 2, which is characterized in that the mainboard when the charging interface is hanging
First controllable switch is controlled to disconnect so that the ground connection pin feet on the protective shell are hanging.
4. the charging interface of terminal as claimed in any one of claims 1-3, which is characterized in that the protective shell is metal
Shell.
5. the charging interface of terminal as described in claim 1, which is characterized in that the multiple pin feet include power supply pin feet,
First data pin feet, the second data pin feet, identification pin feet, signal ground pin feet, the power supply pin feet are connected to default electricity
Source, the signal ground pin feet are with being connected to the mainboard.
6. the charging interface of terminal as claimed in claim 5, which is characterized in that the mainboard of the terminal and first data
Pin feet, the second data pin feet, identification pin feet are respectively connected with, with realization and institute when the charging interface is connected with adapter
It states adapter and carries out two-way communication.
7. a kind of terminal, which is characterized in that include the charging interface of the terminal as described in any one of claim 1-6.
8. terminal as claimed in claim 7, which is characterized in that the terminal is mobile terminal, mobile power, multimedia
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926709.XU CN207782055U (en) | 2017-12-29 | 2017-12-29 | Terminal and its charging interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926709.XU CN207782055U (en) | 2017-12-29 | 2017-12-29 | Terminal and its charging interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207782055U true CN207782055U (en) | 2018-08-28 |
Family
ID=63222486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721926709.XU Expired - Fee Related CN207782055U (en) | 2017-12-29 | 2017-12-29 | Terminal and its charging interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207782055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020216001A1 (en) * | 2019-04-22 | 2020-10-29 | 维沃移动通信有限公司 | Usb module and terminal |
-
2017
- 2017-12-29 CN CN201721926709.XU patent/CN207782055U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020216001A1 (en) * | 2019-04-22 | 2020-10-29 | 维沃移动通信有限公司 | Usb module and terminal |
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