CN205429372U - Two -way USB charging wire - Google Patents
Two -way USB charging wire Download PDFInfo
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- CN205429372U CN205429372U CN201620195242.5U CN201620195242U CN205429372U CN 205429372 U CN205429372 U CN 205429372U CN 201620195242 U CN201620195242 U CN 201620195242U CN 205429372 U CN205429372 U CN 205429372U
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Abstract
The utility model discloses a two -way USB charging wire, include: cable, first port and the second port be connected with cable both ends, first port is provided with first switch, first ground pin, first power pin and a ID address pin, and a ID address pin is connected with the one end of first switch, and a switching system is: when first switch is bounce, the unsettled setting of its other end, when first switch was pressed, its other end was connected with first ground pin, the second port is provided with second switch, second ground pin, second source pin, CC1 pin and CC2 pin, is connected with the one end of second switch behind CC1 pin and the CC2 pin short circuit, and the 2nd switching system is: when the second switch was bounce, its other end passed through ohmic connection to second source pin, when the second switch was pressed, its other end was connected with second ground pin. The utility model provides a two -way USB charging wire realizes possessing the charging and discharging between the electronic product that has the OTG function.
Description
Technical field
This utility model relates to electronic components field.More specifically, this utility model relates to a kind of two-way USB charging wire.
Background technology
Continuous development and progress along with society, society much has the smart terminal product (including smart mobile phone and panel computer) of USB interface (predominantly MicroUSB interface and TypeCUSB interface two types) all to possess and has OTG function, once this smart terminal product is provided with OTG function, then this smart terminal product has the most just possessed the ability being exported 5V voltage by its USB interface outward.
At present, most user, when use has USB interface smart terminal product, uses charger, the USB interface of PC or charger baby to be charged to smart terminal product often.nullWherein charger，The USB interface of PC or the general user of charger baby cannot band be at one's side in real time，Once now occur that USB interface (predominantly MicroUSB interface or the TypeCUSB interface two types) smart terminal product that has needing to use does not has electricity，Most of users are at a loss what to do，And the most most user is the most often easier to find other 1 or have USB interface (predominantly MicroUSB interface type look for TypeCUSB interface type when not having electricity or look for MicroUSB interface type time TypeCUSB interface type the does not has electricity) smart terminal product (user oneself carries or other users at one's side carry) being different from type above，And these have and have the biggest probability to possess in the USB interface smart terminal product found to have OTG function.Thus invent a kind of USB charging wire being capable of possessing between the smart terminal product having OTG function mutually charging particularly significant.
Utility model content
A purpose of the present utility model is to solve at least the above, and provides the advantage that at least will be described later.
This utility model is it is also an object that provide a kind of two-way USB charging wire, it is possible to realize possessing the charging and discharging between the electronic product having OTG function.
In order to realize according to these purposes of the present utility model and further advantage, it is provided that a kind of two-way USB charging wire, including cable, and two ends with described cable are connected respectively the first port and the second port；
Described first port is provided with the first switch, the first ground pin, the first power pins and an ID address pin, a described ID address pin is connected with one end of described first switch, described first switch is set to: when described first switch is upspring, the unsettled setting of its other end；When described first switch is pressed, its other end is connected with described first ground pin；
Described second port is provided with second switch, the second ground pin, second source pin, CC1 pin and CC2 pin, it is connected with one end of described second switch after described CC1 pin and described CC2 pin short circuit, described second switch is set to: when described second switch is upspring, and its other end is connected to described second source pin by resistance；When described second switch is pressed, its other end is connected with described second ground pin；
Wherein, described first power pins connects with described second source pin, and described first ground pin connects with described second ground pin.
Preferably, described resistance is 10K.
Preferably,
Described first port is additionally provided with the first correction data pin and the first negative data pin of mutual short circuit；
Described second port is additionally provided with the second correction data pin and the second negative data pin of mutual short circuit.
Preferably, described first port is MicroUSB male, and described second port is TypeCUSB male.
This utility model at least includes following beneficial effect: by being respectively provided with the first port and the second port at cable two ends, and first an ID address pin in port be connected with one end of the first switch, first switch is set to: when the first switch is upspring, the unsettled setting of its other end；When described first switch is pressed, its other end is connected with described first ground pin, second port is connected with one end of second switch after arranging middle CC1 pin and CC2 pin short circuit, and second switch is set to: when described second switch is upspring, and its other end is connected to described second source pin by resistance；When described second switch is pressed, its other end is connected with described second ground pin, it is achieved thereby that by there is the smart terminal product (must support OTG function and keep open state) of TypeCUSB interface type to the smart terminal product charging with MicroUSB interface type；And by there is the smart terminal product (must support OTG function and keep open state) of MicroUSB interface type to two kinds of charging effects of the smart terminal product charging with TypeCUSB interface type.
Part is embodied by further advantage of the present utility model, target and feature by description below, and part also will be by being understood by the person skilled in the art research of the present utility model and practice.
Accompanying drawing explanation
Fig. 1 is the intelligent artifact A of the present utility model principle schematic when intelligent artifact B charges；
Fig. 2 is the intelligent artifact B of the present utility model principle schematic when intelligent artifact A charges；
Fig. 3 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail, to make those skilled in the art can implement according to this with reference to description word.
It should be noted that experimental technique described in following embodiment, if no special instructions, it is conventional method, described reagent and material, if no special instructions, the most commercially obtains；In description of the present utility model, term " laterally ", " longitudinally ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, it is not instruction or the device of hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
As it is shown on figure 3, this utility model provides a kind of two-way USB charging wire, including cable 3, and first port 1 and the second port 2 that two ends with described cable 3 are connected respectively；
Described first port 1 is provided with the first switch the 15, first ground pin the 16, first power pins 11 and ID address pin 14, a described ID address pin 14 is connected with one end of described first switch 15, described first switch 15 is set to: when described first switch 15 is upspring, the unsettled setting of its other end, the intelligent artifact being now connected with the first port 1 can be charged；When described first switch 15 is pressed, its other end is connected with described first ground pin 16, and the intelligent artifact being now connected with the first port 1 can outwards export 5V voltage.
Described second port 2 is provided with second switch the 25, second ground pin 28, second source pin 21, CC1 pin 27 and CC2 pin 26, it is connected with one end of described second switch 25 after described CC1 pin 27 and described CC2 pin 26 short circuit, described second switch 25 is set to: when described second switch 25 is upspring, its other end is connected to described second source pin 21 by resistance 23, and the intelligent artifact being now connected with the second port 2 can be charged；When described second switch 25 is pressed, its other end is connected with described second ground pin 28, and the intelligent artifact being now connected with the second port 2 can outwards export 5V voltage.
Wherein, described first power pins 11 connects with described second source pin 21, and described first ground pin 16 connects with described second ground pin 28.
In technique scheme, the use rule of two-way USB charging wire is: the intelligent artifact providing power supply described in this utility model is respectively provided with OTG function and keeps open state；Intelligent artifact A has the USB interface that matches with the first port 1, intelligent artifact B has the USB interface matched with the second port 2.
nullAs shown in Figure 1，When intelligent artifact A needs to charge to intelligent artifact B，Intelligent artifact B and the second port 2 are connected，Keep second switch 25 to upspring simultaneously，Now the CC1 pin 27 of the second port 2 is connected with second source pin 21 by resistance 23 with after CC2 pin 26 short circuit，The state making CC1 pin 27 and CC2 pin 26 is high level，Intelligent artifact A and the first port 1 are connected，Keep the first switch 15 is down state simultaneously，Now an ID address pin 14 of the first port 1 is connected with the first ground pin 16，The state making an ID address pin 14 is low level，Therefore intelligent artifact A can judge that the USB device inserted is OTG equipment，Thus intelligent artifact A outwards exports 5V voltage by this cable 3，Reach to utilize intelligent artifact A to charge to intelligent artifact B.
As shown in Figure 2, when intelligent artifact B needs to charge to intelligent artifact A, intelligent artifact A and the first port 1 are connected, keep the first switch 15 to upspring simultaneously, now an ID address pin 14 of the first port 1 is unsettled, intelligent artifact B and the second port 2 are connected, keep second switch 25 is down state simultaneously, now link together with described second ground pin 28 after the mutual short circuit of CC1 pin 27 and CC2 pin 26, the state making CC1 pin 27 and CC2 pin 26 is low level, now intelligent artifact B can judge that the USB device inserted is OTG equipment, thus intelligent artifact B exports 5V voltage outward by cable 3, realize intelligent artifact B to charge to intelligent artifact A.
In another kind of technical scheme, described resistance 23 be 10K, arranges after the resistance 23 of 10K guarantees insertion smart terminal product, and on the premise of second source pin 21 exists 5v power supply, the state of described CC1 pin 27 and described CC2 is high level state.
In another kind of technical scheme, described first port 1 is additionally provided with the first correction data pin 13 and the first negative data pin 12 of mutual short circuit；Described second port 2 is additionally provided with the second correction data pin 24 and the second negative data pin 22 of mutual short circuit.
In technique scheme, first correction data pin 13 of the first port 1 and the first mutual short circuit of negative data pin 12 can make to have and be defaulted as charger charging when using the charging of this two-way USB charging wire with the match smart terminal product of interface of the first port 1, its charging current be the output electric current by its second port 2 interface of the smart terminal product with TypeCUSB female interface maximum with have with the first port 1 match the smart terminal product of interface charged by its MicroUSB interface charger time input current maximum among smaller value.
Second correction data pin 24 of the second port 2 and the second mutual short circuit of negative data pin 22 can make to have and be defaulted as charger charging with the match smart terminal product of interface of the second port 2 when this two-way USB charging wire charging, its charging current be the output electric current by its first port 1 interface of the smart terminal product with Micro USB female head interface maximum with have with the second port 2 match the smart terminal product of interface charged by its TypeCUSB interface charger time input current maximum among smaller value.
In another kind of technical scheme, described first port 1 is MicroUSB male, and described second port 2 is TypeCUSB male.Achieve the charging and discharging between the smart terminal product (OTG function and holding open state when being used as to provide power-supply device) of smart terminal product (as OTG function when providing power-supply device and holding open state) and the TypeCUSB with MicroUSB.
Although embodiment of the present utility model is disclosed as above, but it is not restricted in description and embodiment listed utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, it is easily achieved other amendment, therefore, under the general concept limited without departing substantially from claim and equivalency range, this utility model is not limited to specific details and shown here as the legend with description.
Claims (4)
1. a two-way USB charging wire, it is characterised in that including: cable, and two ends with described cable are connected respectively the first port and the second port；
Described first port is provided with the first switch, the first ground pin, the first power pins and an ID address pin, a described ID address pin is connected with one end of described first switch, described first switch is set to: when described first switch is upspring, the unsettled setting of its other end；When described first switch is pressed, its other end is connected with described first ground pin；
Described second port is provided with second switch, the second ground pin, second source pin, CC1 pin and CC2 pin, it is connected with one end of described second switch after described CC1 pin and described CC2 pin short circuit, described second switch is set to: when described second switch is upspring, and its other end is connected to described second source pin by resistance；When described second switch is pressed, its other end is connected with described second ground pin；
Wherein, described first power pins connects with described second source pin, and described first ground pin connects with described second ground pin.
Two-way USB charging wire the most as claimed in claim 1, it is characterised in that described resistance is 10K.
Two-way USB charging wire the most as claimed in claim 1, it is characterised in that
Described first port is additionally provided with the first correction data pin and the first negative data pin of mutual short circuit；
Described second port is additionally provided with the second correction data pin and the second negative data pin of mutual short circuit.
Two-way USB charging wire the most as claimed in claim 1, it is characterised in that described first port is MicroUSB male, described second port is TypeCUSB male.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620195242.5U CN205429372U (en) | 2016-03-14 | 2016-03-14 | Two -way USB charging wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620195242.5U CN205429372U (en) | 2016-03-14 | 2016-03-14 | Two -way USB charging wire |
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| Publication Number | Publication Date |
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| CN205429372U true CN205429372U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620195242.5U Active CN205429372U (en) | 2016-03-14 | 2016-03-14 | Two -way USB charging wire |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992372A (en) * | 2017-05-31 | 2017-07-28 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
| CN108233130A (en) * | 2017-08-01 | 2018-06-29 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
| CN108281991A (en) * | 2017-01-06 | 2018-07-13 | 中兴通讯股份有限公司 | A kind of circuit protection circuit, method and power cable |
| CN108446246A (en) * | 2018-02-27 | 2018-08-24 | 努比亚技术有限公司 | A kind of implementation method, device and the computer storage media of OTG functions |
| CN108667095A (en) * | 2018-05-16 | 2018-10-16 | 济南保特电子设备有限公司 | A kind of power management distributor |
| CN114374124A (en) * | 2020-10-15 | 2022-04-19 | 嘉雨思科技股份有限公司 | Bidirectional signal transmission connecting line |
| CN114649838A (en) * | 2020-12-18 | 2022-06-21 | 南京泉峰科技有限公司 | Charging system and electric tool system |
| TWI776715B (en) * | 2020-12-21 | 2022-09-01 | 張成君 | Cable assembly capable of detecting bidirectional charging-current |
-
2016
- 2016-03-14 CN CN201620195242.5U patent/CN205429372U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281991A (en) * | 2017-01-06 | 2018-07-13 | 中兴通讯股份有限公司 | A kind of circuit protection circuit, method and power cable |
| CN106992372A (en) * | 2017-05-31 | 2017-07-28 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
| CN106992372B (en) * | 2017-05-31 | 2023-07-07 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
| CN108233130A (en) * | 2017-08-01 | 2018-06-29 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
| CN108233130B (en) * | 2017-08-01 | 2019-11-15 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
| CN108446246A (en) * | 2018-02-27 | 2018-08-24 | 努比亚技术有限公司 | A kind of implementation method, device and the computer storage media of OTG functions |
| CN108667095A (en) * | 2018-05-16 | 2018-10-16 | 济南保特电子设备有限公司 | A kind of power management distributor |
| CN108667095B (en) * | 2018-05-16 | 2024-01-12 | 济南保特电子设备有限公司 | Power management distributor |
| CN114374124A (en) * | 2020-10-15 | 2022-04-19 | 嘉雨思科技股份有限公司 | Bidirectional signal transmission connecting line |
| CN114649838A (en) * | 2020-12-18 | 2022-06-21 | 南京泉峰科技有限公司 | Charging system and electric tool system |
| TWI776715B (en) * | 2020-12-21 | 2022-09-01 | 張成君 | Cable assembly capable of detecting bidirectional charging-current |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 16, cuixing Road, Hui Xing street, Yubei District, Chongqing Patentee after: Chongqing Lanan Technology Co.,Ltd. Address before: No. 13-2, Jiangying Road, Nanan District, Chongqing, Chongqing Patentee before: CHONGQING BLUEBANK COMMUNICATION TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |