CN207165864U - Electronic device transit joint - Google Patents

Electronic device transit joint Download PDF

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Publication number
CN207165864U
CN207165864U CN201721105120.3U CN201721105120U CN207165864U CN 207165864 U CN207165864 U CN 207165864U CN 201721105120 U CN201721105120 U CN 201721105120U CN 207165864 U CN207165864 U CN 207165864U
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CN
China
Prior art keywords
interface
electrically connected
pin
data pin
electronic device
Prior art date
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.)
Expired - Fee Related
Application number
CN201721105120.3U
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Chinese (zh)
Inventor
戴大为
何震宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Guangdong Electronic Technology Co Ltd
Shenzhen Tinno Mobile Technology Co Ltd
Shenzhen Tinno Wireless Technology Co Ltd
Original Assignee
Nanjing Guangdong Electronic Technology Co Ltd
Shenzhen Tinno Mobile Technology Co Ltd
Shenzhen Tinno Wireless Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanjing Guangdong Electronic Technology Co Ltd, Shenzhen Tinno Mobile Technology Co Ltd, Shenzhen Tinno Wireless Technology Co Ltd filed Critical Nanjing Guangdong Electronic Technology Co Ltd
Priority to CN201721105120.3U priority Critical patent/CN207165864U/en
Application granted granted Critical
Publication of CN207165864U publication Critical patent/CN207165864U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of electronic device transit joint that the utility model embodiment provides, including：Female interface, female interface include power pins, negative pressure data pin, malleation data pin and grounding pin；The male interface being electrically connected with female interface；And the Voltage stabilizing module between female interface and male interface is arranged on, Voltage stabilizing module includes the first voltage regulation unit and the second voltage regulation unit；Wherein, the first voltage regulation unit of the negative pressure data pin of female interface and Voltage stabilizing module is electrically connected with, and the malleation data pin of female interface and the second voltage regulation unit of Voltage stabilizing module are electrically connected with.Connected by negative pressure data pin with malleation data pin with Voltage stabilizing module, the signal that negative pressure data pin and malleation data pin are transmitted can be caused to reach voltage stabilizing, improve the authenticity and reliability of data transfer.

Description

Electronic device transit joint
Technical field
It the utility model is related to adapter technical field, and in particular to a kind of electronic device transit joint.
Background technology
At present, electronic device possesses USB (Universal-Serial-Bus, USB) interface equipment mostly, And USB is the development trend of communication interface from now on, the use of USB interface will be more and more common, but the USB of a lot of electronic devices Interface is without special protection, often due to ESD (Electro-Static discharge, electrostatic during USB joint plugs Release), the reason such as EOS (Electrical Over Stress, electrical overstress) damage electronic device.
Such as mobile phone download and calibration fixture USB port, when being connected with computer without any safeguard procedures, So often because the reasons such as ESD, EOS cause the damage of the mainboard of fixture.
Utility model content
In view of this, the utility model embodiment provides a kind of electronic device transit joint, solves due to voltage Transient changing and the problem of caused damage to electronic device.
A kind of electronic device transit joint that the utility model embodiment provides, including：
Female interface, the female interface include power pins, negative pressure data pin, malleation data pin and grounding lead Pin；
The male interface being electrically connected with the female interface；And
The Voltage stabilizing module being arranged between the female interface and the male interface, it is steady that the Voltage stabilizing module includes first Press unit and the second voltage regulation unit；
Wherein, the negative pressure data pin of the female interface and the first voltage regulation unit of the Voltage stabilizing module are electrically connected with, The malleation data pin of the female interface is electrically connected with the second voltage regulation unit of the Voltage stabilizing module.
Wherein, first voltage regulation unit and second voltage regulation unit are voltage-regulator diode, the voltage-regulator diode Negative pole and the negative pressure data pin or be electrically connected with the malleation data pin, the positive pole of the voltage-regulator diode connects Ground.
Wherein, the electronic device transit joint further comprises：
The wave filter being arranged between the female interface and the male interface, the wave filter include the first input and drawn Pin, the second input pin, the first output pin and the second output pin；
Wherein, the male interface includes power pins, negative pressure data pin, malleation data pin and grounding pin；
The malleation data pin of first input pin of the wave filter and the female interface is electrically connected with；
The negative pressure data pin of second input pin of the wave filter and the female interface is electrically connected with；
The negative pressure data pin of first output pin of the wave filter and the male interface is electrically connected with；
The malleation data pin of second output pin of the wave filter and the male interface is electrically connected with.
Wherein, the electronic device transit joint further comprises：
Wherein, time delay module；And
Overload protection module, the overload protection module include input, output end and control terminal；
Wherein, the time delay module electrically connects with the input of the overload protection module and the control terminal respectively Connect, and the time delay module outputs level signals are to the control terminal of the overload protection module；The overload protection mould The control terminal of block is used to controlling the connection and disconnection of overload protection module, the output end of the overload protection module with The power pins of the male interface are electrically connected with.
Wherein, the time delay module includes the first capacity cell and first resistor element of series connection, the first electric capacity member Part and the input of the overload protection module are electrically connected with, the first resistor element ground connection, the overload protection mould The control terminal of block is electrically connected between first capacity cell and the first resistor element.
Wherein, the time delay module includes triode, in parallel between the base stage and colelctor electrode of the triode There is second resistance element, be parallel with the second capacity cell between the base stage and emitter stage of the triode, described three The colelctor electrode of pole pipe element and the control terminal of the overload protection module are electrically connected with, the institute of the triode State grounded emitter.
Wherein, the electronic device transit joint further comprises：
It is sequentially connected in series the 3rd resistor and light emitting diode in the output end of the overload protection module；Wherein, institute LED configurations are stated to be turned on when the voltage constant of the power pins of the male interface.
Wherein, it is in series with a transient voltage suppressor between the power pins of the female interface and ground.
Wherein, the electronic device transit joint further comprises：
The first test interface being electrically connected with the power pins of the female interface；
The second test interface being electrically connected with the negative pressure data pin of the female interface；
The 3rd test interface being electrically connected with the malleation data pin of the female interface；
The 4th test interface being electrically connected with the power pins of the male interface.
Wherein, the male interface configurations of the transit joint are universal serial bus male interface, the transit joint The female interface configurations are universal serial bus female interface.
A kind of electronic device transit joint that the utility model embodiment provides, negative pressure data pin and malleation data pin The signal of output is a pair of differential signals, is connected, can made with malleation data pin with Voltage stabilizing module by negative pressure data pin The signal for obtaining negative pressure data pin and the transmission of malleation data pin reaches voltage stabilizing, improves the authenticity and reliability of data transfer.
Brief description of the drawings
Fig. 1 show the signal for including interface circuit of the electronic device transit joint of the embodiment of the utility model one offer Figure.
Fig. 2 show the signal for including interface circuit of the electronic device transit joint of the embodiment of the utility model one offer Figure.
Fig. 3 show the time delay module and overload protection of the electronic device transit joint of the embodiment of the utility model one offer The schematic diagram of module.
Fig. 4 show the time delay module for the electronic device transit joint that another embodiment of the utility model provides and overload is protected Protect the schematic diagram of module.
Fig. 5 show the transient voltage suppressor of the electronic device transit joint of the embodiment of the utility model one offer Wiring schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole realities Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art institute under the premise of creative work is not made The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 show the signal for including interface circuit of the electronic device transit joint of the embodiment of the utility model one offer Figure.
As shown in figure 1, electronic device transit joint includes female interface 1, female interface includes power pins 11, negative pressure number According to pin 12, malleation data pin 13 and grounding pin 14；The male interface 2 being electrically connected with female interface 1；And set Voltage stabilizing module 3 between female interface 1 and male interface 2, Voltage stabilizing module 3 include the first voltage regulation unit 31 and the second voltage stabilizing list Member 32.
Wherein, the negative pressure data pin 12 of female interface 1 and the first voltage regulation unit 31 of Voltage stabilizing module 3 are electrically connected with, female The head malleation data pin 13 of interface 1 is electrically connected with the second voltage regulation unit 32 of Voltage stabilizing module 3.
The signal that negative pressure data pin 12 and malleation data pin 13 in the utility model embodiment export is poor a pair Sub-signal, connected by negative pressure data pin 12 and malleation data pin 13 and Voltage stabilizing module 3, negative pressure data pin can be caused 12 and malleation data pin 13 transmit signal reach voltage stabilizing, improve the authenticity and reliability of data transfer.
In one embodiment, the first voltage regulation unit 31 and the second voltage regulation unit 32 can be voltage stabilizing diode element, specifically The mode of connection can be the plus earth of two voltage-regulator diodes, the negative poles of two zener diodes respectively with female interface 1 Negative pressure data pin 12 and the malleation data pin 13 of female interface 1 are electrically connected with.Pass through two voltage-regulator diode cans The negative pressure data and malleation data that female interface is exported this to differential signal carry out voltage stabilizing.
In one embodiment, male interface 2 may include power pins 21, negative pressure data pin 22, malleation data pin 23 and grounding pin 24, male interface 2 can complete to be electrically connected with female interface 1 by above-mentioned pin.
Fig. 2 show the signal for including interface circuit of the electronic device transit joint of the embodiment of the utility model one offer Figure.
Reference picture 2, in one embodiment, electronic device transit joint further comprise being arranged on female interface 1 and public affairs Wave filter 4 between head interface 2.Wave filter 4 may include the first input pin 41, the second input pin 42, the first output pin 43 and second output pin 44.The malleation data pin 13 of the first input pin 41 and female interface 1 of wave filter 4 electrically connects Connect, the negative pressure data pin 12 of the second input pin 42 and female interface 1 of wave filter 4 is electrically connected with, and the first of wave filter 4 is defeated The negative pressure data pin 22 for going out pin 43 and male interface 2 is electrically connected with, the second output pin 44 and male interface of wave filter 4 2 malleation data pin 23 is electrically connected with.
Pass through wave filter 4, it is possible to reduce come from the electromagnetic interference of the positive and negative differential data signals of the input of female joint 1, It ensure that the stability of data transfer.
Fig. 3 show the time delay module and overload protection of the electronic device transit joint of the embodiment of the utility model one offer The schematic diagram of module.
As shown in figure 3, in one embodiment, the utility model proposes electronic device transit joint can further comprise Time delay module 8 and overload protection module 5.Wherein, overload protection module 5 includes input 51, output end 53 and control terminal 52. Time delay module 8 is electrically connected with the input 51 and control terminal 52 of overload protection module 5 respectively, and time delay module 8 exports electricity Ordinary mail number to overload protection module 5 control terminal 52.The control terminal 52 of overload protection module 5 is used to control overload protection module 5 Connection and disconnection, the output end 53 of overload protection module 5 is electrically connected with the power pins 21 of male interface 2.
In the utility model embodiment, the control terminal 52 of overload protection module 5 connects when can be low level, high level When disconnect.It should be appreciated, however, that can be according to actual design needs, the control terminal 52 or high level of overload protection module 5 Shi Liantong, disconnect during low level.The utility model is not specifically limited to the classification of the signal of control terminal 52.
The utility model embodiment sets time delay module 8 and overload protection module 5 in interface circuit, passes through overload protection Module 8 can protect the circuit main board of external connected electronic device.Time delay module 8 inputs level signal to overload protection module 5 Control terminal 51.It is appreciated that the level signal of control terminal 51 is the outputs level signals of time delay module 8.Pass through time delay module 8 Output signal trigger the connecting and disconnecting of overload protection module 5.
In one embodiment, time delay module 8 is RC circuits, input 51 and control terminal 52 with overload protection module 5 Connection.Time delay module 8 includes the first capacity cell C1 and first resistor element R1, the first capacity cell C1 and the mistake being sequentially connected in series The input 51 for carrying protection module 5 is electrically connected with, first resistor element R1 ground connection, and the control terminal 53 of overload protection module 5 is electrical It is connected between the first capacity cell C1 and first resistor element R1.Time delay module 8 uses RC circuit forms, not only circuit structure Simply, and cost is low, easily realizes.
Fig. 4 show the time delay module for the electronic device transit joint that another embodiment of the utility model provides and overload is protected Protect the schematic diagram of module.
With reference to figure 4, in one embodiment, time delay module 8a includes triode 9, the base stage of triode 9 and Second resistance element R2 is parallel between colelctor electrode, the second capacity cell is parallel between the base stage and emitter stage of triode C2, the colelctor electrode of triode 9 are electrically connected with the control terminal 52 of overload protection module 5, and the emitter stage of triode 9 connects Ground.Time delay module 8a uses the structure of three nozzle elements 9, improves time delay module 8a controllability.
With reference to figure 3 and Fig. 4, electronic device transit joint provided by the utility model can further comprise being sequentially connected in series in mistake Carry the 3rd resistor R3 and light emitting diode 6 of the output end 53 of protection module 5.Wherein light emitting diode 6 is configured to when male connects Turn on, and light during the voltage constant of the power pins 21 of mouth 2.By the light emitting diode for observing electronic device transit joint 6 it is whether luminous, can extrapolate output to the voltage constant at the power pins 21 of male interface 2 whether.
With reference to figure 3 and Fig. 4, in one embodiment, the 3rd electricity is parallel between the power pins 11 and ground of female interface 1 The electric capacity 72 of appearance 71 and the 4th, the 5th electric capacity 73 and the 6th electric capacity 74 are parallel between the power pins 21 and ground of male interface 2.It is logical Cross and the 3rd electric capacity 71, the 4th electric capacity 72, the 5th electric capacity 73 and the 6th are set between female interface 1 and/or male interface 2 and ground Electric capacity 74, voltage stabilizing can be realized by capacitive absorption high-frequency signal.
In one embodiment, the 3rd electric capacity 71 is different with the electric capacity of the 4th electric capacity 72, the 5th electric capacity 73 and the 6th electric capacity 74 electric capacity is also different, and the interference signal of different frequency range can be so absorbed by different electric capacity, is advantageous to female interface 1 The stabilization of the voltage of power pins 11 and the power pins of male interface 2 21.It should be appreciated, however, that the utility model embodiment Parallel connection can be with the electric capacity of other quantity in parallel, the utility model embodiment pair between female interface 1 and/or the ground of male connector 2 The quantity of electric capacity in parallel is not specifically limited.
Fig. 5 show the transient voltage suppressor of the electronic device transit joint of the embodiment of the utility model one offer Wiring schematic diagram.
As shown in figure 5, in one embodiment, electronic device transit joint provided by the utility model can further comprise The transient voltage suppressor 61 being connected between the power pins 11 of female interface 1 and ground, can so reduce electronics device The electrostatic interference of part transit joint.
With reference to figure 3 and Fig. 4, in one embodiment, electronic device transit joint provided by the utility model can be further Including the first test interface S1 with the electric connection of the power pins 11 of female interface 1；With the negative pressure data pin of female interface 1 13 the second test interface S2 being electrically connected with；The 3rd test interface being electrically connected with the malleation data pin 13 of female interface 1 S3；The 4th test interface S4 being electrically connected with the power pins 21 of male interface 2.By above-mentioned test interface, can facilitate Detection to the interface circuit of electronic device transit joint.
In one embodiment, the female interface 1 of electronic device transit joint provided by the utility model can be that USB is (logical With universal serial bus) female interface, the male interface 2 of electronic device transit joint can be USB (USB) male interface； It should be appreciated, however, that the electronic device transit joint that the utility model embodiment provides may be configured to include other forms electricity Property connection female interface and male interface, such as：Mini-USB males interface and female interface, micro-USB male interfaces With female interface, Lighting males interface and female interface and Type-C males interface and female interface etc., but this reality It is not specifically limited with the type of new embodiment butt joint.
It should be appreciated that the determiner such as first, second, third and fourth mentioned in the utility model embodiment, is only The technical scheme for more clearly describing the utility model embodiment uses, can not be limiting protection model of the present utility model Enclose.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Spiritual and any modification within principle, made, equivalent substitution of utility model etc., should be included in protection of the present utility model Within the scope of.

Claims (10)

  1. A kind of 1. electronic device transit joint, it is characterised in that including：
    Female interface, the female interface include power pins, negative pressure data pin, malleation data pin and grounding pin； The male interface being electrically connected with the female interface；And
    The Voltage stabilizing module being arranged between the female interface and the male interface, the Voltage stabilizing module include the first voltage stabilizing list Member and the second voltage regulation unit；
    Wherein, the negative pressure data pin of the female interface and the first voltage regulation unit of the Voltage stabilizing module are electrically connected with, described The malleation data pin of female interface is electrically connected with the second voltage regulation unit of the Voltage stabilizing module.
  2. 2. electronic device transit joint according to claim 1, it is characterised in that first voltage regulation unit is voltage stabilizing two Pole pipe, the negative pole of first voltage regulation unit are electrically connected with the negative pressure data pin, the positive pole of first voltage regulation unit Ground connection；And/or second voltage regulation unit is voltage-regulator diode, the negative pole of second voltage regulation unit draws with the negative pressure data Pin is electrically connected with, the plus earth of second voltage regulation unit.
  3. 3. electronic device transit joint according to claim 1, it is characterised in that further comprise：
    The wave filter being arranged between the female interface and the male interface, the wave filter include the first input pin, Second input pin, the first output pin and the second output pin；
    Wherein, the male interface includes power pins, negative pressure data pin, malleation data pin and grounding pin；
    The malleation data pin of first input pin of the wave filter and the female interface is electrically connected with；
    The negative pressure data pin of second input pin of the wave filter and the female interface is electrically connected with；
    The negative pressure data pin of first output pin of the wave filter and the male interface is electrically connected with；
    The malleation data pin of second output pin of the wave filter and the male interface is electrically connected with.
  4. 4. electronic device transit joint according to claim 3, it is characterised in that further comprise：
    Time delay module；And
    Overload protection module, the overload protection module include input, output end and control terminal；
    Wherein, the time delay module is electrically connected with the input of the overload protection module and the control terminal respectively, And the time delay module outputs level signals are to the control terminal of the overload protection module；The overload protection module The control terminal is used to controlling the connection and disconnection of overload protection module, the output end of the overload protection module with it is described The power pins of male interface are electrically connected with.
  5. 5. electronic device transit joint according to claim 4, it is characterised in that the time delay module includes the of series connection One capacity cell and first resistor element, first capacity cell and the input of the overload protection module electrically connect Connect, the first resistor element ground connection, the control terminal of the overload protection module is electrically connected at the first electric capacity member Between part and the first resistor element.
  6. 6. electronic device transit joint according to claim 4, it is characterised in that the time delay module includes triode member Part, second resistance element, the base of the triode are parallel between the base stage and colelctor electrode of the triode The second capacity cell, the colelctor electrode of the triode and the overload protection module are parallel between pole and emitter stage The control terminal be electrically connected with, the grounded emitter of the triode.
  7. 7. electronic device transit joint according to claim 4, it is characterised in that further comprise：
    It is sequentially connected in series the 3rd resistor and light emitting diode in the output end of the overload protection module；Wherein, the hair Optical diode is configured to turn on when the voltage constant of the power pins of the male interface.
  8. 8. electronic device transit joint according to claim 1, it is characterised in that the power supply of the female interface draws Transient voltage suppressor is in series between pin and ground.
  9. 9. electronic device transit joint according to claim 1, it is characterised in that further comprise：
    The first test interface being electrically connected with the power pins of the female interface；
    The second test interface being electrically connected with the negative pressure data pin of the female interface；
    The 3rd test interface being electrically connected with the malleation data pin of the female interface；
    The 4th test interface being electrically connected with the power pins of the male interface.
  10. 10. electronic device transit joint according to any one of claims 1 to 9, it is characterised in that the male interface configurations For USB male interface, the female interface configurations are USB female interface.
CN201721105120.3U 2017-08-30 2017-08-30 Electronic device transit joint Expired - Fee Related CN207165864U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721105120.3U CN207165864U (en) 2017-08-30 2017-08-30 Electronic device transit joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721105120.3U CN207165864U (en) 2017-08-30 2017-08-30 Electronic device transit joint

Publications (1)

Publication Number Publication Date
CN207165864U true CN207165864U (en) 2018-03-30

Family

ID=61719015

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721105120.3U Expired - Fee Related CN207165864U (en) 2017-08-30 2017-08-30 Electronic device transit joint

Country Status (1)

Country Link
CN (1) CN207165864U (en)

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Granted publication date: 20180330

Termination date: 20190830