CN1881736A - Charge connector with USB interface - Google Patents
Charge connector with USB interface Download PDFInfo
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- CN1881736A CN1881736A CN 200610060601 CN200610060601A CN1881736A CN 1881736 A CN1881736 A CN 1881736A CN 200610060601 CN200610060601 CN 200610060601 CN 200610060601 A CN200610060601 A CN 200610060601A CN 1881736 A CN1881736 A CN 1881736A
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- power supply
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Abstract
The invention relates to a charge connector with USB interface, wherein it comprises at least one power convert circuit (20), whose input is connected to at least one USB plug (10) that connected to the USB port of computer, and output is connected to at least one power output DC plug (30); the power output DC plug (30) has several DC plug patchplugs (40) that connecting to different charge product. With said invention, the portable electric product can use one charge device to adapt different products; the USB plug can be directly connected to the USB port of computer, via exchangeable power output DC plugs to connect present charge product. The invention has simple structure, wider application and easy operation.
Description
Technical field
The present invention relates to the charging device of portable type electronic product, particularly relate to a kind of charge connector of tool USB interface.
Background technology
At present, diversified portable type electronic product has been widely used in people's the life as mobile phone, digital camera, Digital Video, MP3, language repeater etc., for people's study, communication, amusement bring great convenience.The convenience of these portable type electronic products is little and employing rechargeable battery power supply realization owing to its volume.Existing portable type electronic product all respectively carries different charging devices, these charging devices all have a plug that can insert supply socket, in Plug base, be provided with charging circuit, be connected with the DC plug that is connected usefulness with portable type electronic product by long lead on the Plug base, the DC plug of every kind of electronic product has nothing in common with each other, and makes a kind of charging device only adapt to a kind of product.Supporting man-to-man charging modes and the device of this and unit has obvious defects, and one of defective is that a kind of electronic product can only use inconvenience with its special-purpose charger charging; It two is that charger must have supply socket just can use.On the other hand, computer has become the main tool of people office and study, and the equipment uses such as portable hard drive of can pegging graft for people of sufficient USB port are arranged on computers.Do not utilize the report of computer but still have at present for the portable type electronic product charging.
Summary of the invention
The present invention is intended to address the above problem, and utilizes USB interface on the computer to the various charge connectors that need the tool USB interface that charge prepds charge and provide a kind of, to satisfy the demand that needs through standing people with a kind of or several mobile chargers.
For achieving the above object, the invention provides a kind of charge connector of tool USB interface, this connector is provided with at least one power-switching circuit, the input of this power-switching circuit is connected with the USB plug that at least one can be connected with the computer USB port, its output is connected with at least one power supply output DC plug, and power supply output DC plug is furnished with the multiple DC plug adapter of the different charge prepds of interchangeable connection.
Power-switching circuit comprises power supply input circuit, booster circuit, rectification circuit, electric source filter circuit, overcurrent and overvoltage crowbar and power output circuit; wherein; booster circuit is serially connected with between power supply input circuit and the rectification circuit; rectification circuit is connected with power output circuit through electric source filter circuit, between electric source filter circuit and power output circuit and be connected to overcurrent and overvoltage crowbar.
Power supply output DC plug has a public link, and the input shape and the structure of this public link and various DC plug adapters are complementary.
The input shape of DC plug adapter and structure and power supply output DC plug is complementary, and output shape and structure are complementary with the charging inlet shape and the structure of connection portable type electronic product.
Contribution of the present invention is, it has changed the supporting situation of unit that a kind of charging device of existing portable type electronic product only adapts to a kind of product, USB plug by device can directly be connected with the USB port of computer, and be connected with nearly all in the market need charge prepd by interchangeable various power supplys output DC plugs, this connected mode has flexibly been utilized the power supply that USB port provided of computer on the one hand fully, and need not special supply socket, then can make the user needn't carry the special mobile charger on the other hand, particularly a plurality of mobile chargers, and can satisfy the charging demand of various electronic products, thereby be very easy to the user as long as exchange power supply output DC plug.The present invention has simple in structure, and is applied widely, characteristics such as flexibly easy to use.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a power-switching circuit structured flowchart of the present invention.
Embodiment
The following example is to further explanation of the present invention and explanation, and the present invention is not constituted any limitation.
Consult Fig. 1, the charge connector of tool USB interface of the present invention comprises USB plug 10, power-switching circuit 20, power supply output DC plug 30 and DC plug adapter 40.It is one of key character of the present invention that USB plug is set on charge connector, described USB plug 10 is the Universal USB plug, it can be plugged on the USB port of desk-top or laptop computer, to obtain charge power supply from computer, existing charger then need be plugged into external power receptacle to obtain power supply.Described power-switching circuit 20 is that the power source conversion that will obtain from computer is the change-over circuit of charging current; this embodiment of circuit structure as shown in Figure 2; it comprises power supply input circuit 21; booster circuit 22; rectification circuit 23; electric source filter circuit 24; overcurrent and overvoltage crowbar 25 and power output circuit 26; wherein; power supply input circuit 21 adopts conventional power circuit; booster circuit 22 adopts the AP7077 types integrated circuit that boosts; it is serially connected with between power supply input circuit 21 and the rectification circuit 23; be used for the voltage of power supply input circuit input is boosted to 5.7V by 5V; rectification circuit is connected in series mutually with electric source filter circuit 24 and power output circuit 26, and they all can adopt custom circuit.Electric current becomes direct current with interchange after booster circuit 22 boosts, at last by power output circuit 26 outputs.Between electric source filter circuit 24 and power output circuit 26 and be connected to overcurrent and overvoltage crowbar 25, this circuit adopts AP7078 type integrated circuit, is used to prevent damage connector because of electric current and overtension, to guarantee the output stable power.Power-switching circuit 20 is connected with USB plug 10 by sufficiently long lead 50.Output at power-switching circuit 20 is connected with power supply output DC plug 30 by a sufficiently long lead 50, for making charge connector of the present invention can be applicable to the electronic product of different need chargings, the present invention is designed to a public plug with this DC plug, and this is another key character of the present invention.One end of power supply output DC plug is connected with lead, and 31 of the other ends are public links, and this link can be cylindrical, square column type or other shape.Corresponding with above-mentioned power supply output DC plug 30, the present invention according to the charging jack design of existing nearly all charge prepd on the market different DC plug adapters 40, only show wherein several among Fig. 1, the shape of the input of various DC plug adapters and structure all are complementary with the shape and the structure of power supply output DC plug 30, can form socket connections with the public link 31 that power supply be exported DC plug.The output shape of DC plug adapter 40 then is complementary with the charging socket shape and the structure of various charge prepds respectively, make charge connector of the present invention can be connected to different charge prepds, like this, the user is as long as match suitable DC plug adapter 40 according to the charge prepd of oneself, and if a computer is arranged, can charge to charge prepd.
Charge connector of the present invention in use; to match good DC plug adapter 40 earlier is plugged on the power supply output DC plug 30; the USB port that the USB plug 10 and the DC plug adapter 40 of charge connector is plugged into computer respectively and the charging socket of charge prepd again; at this moment; the power supply of computer is input to power-switching circuit 20 through USB plug 10, and power-switching circuit is through boosting, outputing to charge prepd by power output circuit behind rectification, filtering and overcurrent, the overvoltage protection and charge.
Charge connector with said structure is applicable on the nearly all portable charged product such as mobile phone, digital camera, Digital Video, MP3, language repeater.
Although by above embodiment the present invention is disclosed, scope of the present invention is not limited thereto, do not departing under the condition of the present invention design, more than each element can replace with the similar or equivalent element that affiliated technical field personnel understand.
Claims (4)
1, a kind of charge connector of tool USB interface, it is characterized in that, it is provided with at least one power-switching circuit (20), the input of this power-switching circuit is connected with the USB plug (10) that at least one can be connected with the computer USB port, its output is connected with at least one power supply output DC plug (30), and power supply output DC plug (30) is furnished with the multiple DC plug adapter (40) of the different charge prepds of interchangeable connection.
2; the charge connector of tool USB interface as claimed in claim 1; it is characterized in that; described power-switching circuit (20) comprises power supply input circuit (21); booster circuit (22); rectification circuit (23); electric source filter circuit (24); overcurrent and overvoltage crowbar (25) and power output circuit (26); wherein; booster circuit (22) is serially connected with between power supply input circuit (21) and the rectification circuit (23); rectification circuit is connected with power output circuit (26) through electric source filter circuit (24), between electric source filter circuit (24) and power output circuit (26) and be connected to overcurrent and overvoltage crowbar (25).
3, the charge connector of tool USB interface as claimed in claim 1 is characterized in that, described power supply output DC plug (30) has a public link (31), and the input shape and the structure of this public link and various DC plug adapter (40) are complementary.
4, the charge connector of tool USB interface as claimed in claim 1, it is characterized in that, the input shape of described DC plug adapter (40) and structure and power supply output DC plug (30) is complementary, and output shape and structure are complementary with the charging inlet shape and the structure of connection portable type electronic product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610060601 CN1881736A (en) | 2006-04-30 | 2006-04-30 | Charge connector with USB interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610060601 CN1881736A (en) | 2006-04-30 | 2006-04-30 | Charge connector with USB interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1881736A true CN1881736A (en) | 2006-12-20 |
Family
ID=37519793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610060601 Pending CN1881736A (en) | 2006-04-30 | 2006-04-30 | Charge connector with USB interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1881736A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593930A (en) * | 2012-02-28 | 2012-07-18 | 惠州Tcl移动通信有限公司 | Charging system of mobile terminal |
| CN102624051A (en) * | 2012-03-19 | 2012-08-01 | 惠州Tcl移动通信有限公司 | Mobile phone and charging protection circuit |
| CN102664448A (en) * | 2012-05-08 | 2012-09-12 | 苏州诺雅电动车有限公司 | Cable type charger |
| CN104223614A (en) * | 2014-09-28 | 2014-12-24 | 成都冠禹科技有限公司 | Intelligent sport bracelet |
| WO2015018093A1 (en) * | 2013-08-09 | 2015-02-12 | 吉瑞高新科技股份有限公司 | Charger with overvoltage and overcurrent protection and protection method therefor |
| CN102142696B (en) * | 2010-01-29 | 2015-03-25 | 宁波维科电池有限公司 | Multifunctional portable power supply device for mobile phone |
-
2006
- 2006-04-30 CN CN 200610060601 patent/CN1881736A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102142696B (en) * | 2010-01-29 | 2015-03-25 | 宁波维科电池有限公司 | Multifunctional portable power supply device for mobile phone |
| CN102593930A (en) * | 2012-02-28 | 2012-07-18 | 惠州Tcl移动通信有限公司 | Charging system of mobile terminal |
| CN102593930B (en) * | 2012-02-28 | 2015-01-21 | 惠州Tcl移动通信有限公司 | Charging system of mobile terminal |
| CN102624051A (en) * | 2012-03-19 | 2012-08-01 | 惠州Tcl移动通信有限公司 | Mobile phone and charging protection circuit |
| CN102664448A (en) * | 2012-05-08 | 2012-09-12 | 苏州诺雅电动车有限公司 | Cable type charger |
| WO2015018093A1 (en) * | 2013-08-09 | 2015-02-12 | 吉瑞高新科技股份有限公司 | Charger with overvoltage and overcurrent protection and protection method therefor |
| CN104223614A (en) * | 2014-09-28 | 2014-12-24 | 成都冠禹科技有限公司 | Intelligent sport bracelet |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |