CN2554855Y - Multipurpose charger - Google Patents
Multipurpose charger Download PDFInfo
- Publication number
- CN2554855Y CN2554855Y CN 02209189 CN02209189U CN2554855Y CN 2554855 Y CN2554855 Y CN 2554855Y CN 02209189 CN02209189 CN 02209189 CN 02209189 U CN02209189 U CN 02209189U CN 2554855 Y CN2554855 Y CN 2554855Y
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- Prior art keywords
- power supply
- charging
- charging cable
- voltage
- terminal
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Abstract
The utility model provides for people a multipurpose charger which can be used for the charging and the data transmission of various numeral devices. The charger comprises a power supply circuit, a charging cable, and a switchover terminal; the power supply circuit is connected with a power supply, and arranged inside the charging cable, the output of the power supply circuit is connected with the charging cable, the power supply circuit arranged on the charging cable is provided with a charging circuit and a pressure-reducing circuit, the charging cable is movably connected with the switchover terminal, the power supply circuit can be movably connected with a plurality of switchover terminals through a single charging cable, the switchover terminal is provided with the charging terminal of a numeral device; the power supply circuit consists of a power terminal, a voltage reducing device, a lithium battery charging circuit, an option switch, and connection lines; the power terminal can be a 5 V or 12 V socket power; the power terminal can be the U S B power output terminal of a computer; the power terminal can also be a solar cell panel; the power terminal can be an external battery case as well. The utility model can cause the user not to need to carry a plurality of charging and data transmission cables for the charging and the data transmission of the numeral device as the user goes out. In addition, the utility model has the multipurpose charging way which provides better convenience for users to use the charger in various conditions.
Description
Technical field
The utility model relates to a kind of electronic circuit technology, relates in particular to a kind of multipurpose charger.
Background technology
In today that science and technology develops rapidly; people often need to obtain and accept a large amount of information whenever and wherever possible; so all kinds of digital equipments for information transmission and amusement that people carry are also more and more; for normal personnel on and off duty; run into that entrained digital equipment such as mobile phone etc. do not have electricity suddenly and the awkward situation of not carrying charger through regular meeting; and for the staff that frequent needs are gone on business; generally will be with going up a large amount of digital equipments; as mobile phone; palmtop PC; digital camera; notebook computer etc.; simultaneously naturally also will be with the charge cable of these equipment of going up; and the charging inlet of various digital equipments can not be compatible, and it is very inconvenient naturally that the user carries numerous charging cables simultaneously.Some people reconnoitres in the open air, perhaps long-distance bus, and trains etc. can't utilize the place of power source charges, and the digital equipment that carry this moment performs practically no function; Other have as utilizing digital camera to take the landscape photograph, but because of not being with data transmission cable to pass to photograph on the computer or the like; Universal day by day along with all kinds of digital equipments, people will more and more run into above suchlike embarrassment.
In addition, existing various chargers for the digital equipment charging, great majority all are special equipments, each other can not be compatible, caused the waste of resource virtually.What also have utilizes mechanical energy to be converted into electric energy to charge, as the nearest hand-hold type charger of releasing of Motorola, utilizing staff that its mechanical force that grip to produce is converted into electric energy holds back and forth to pinch for mobile phone that it produced provides of short duration power supply one it is said and can provide a conversation of five minutes in, but only can there be versatility for the mobile phone power supply that its motolora produced.The another kind that market occurs recently is exclusively used in the cable of cell-phone charging, the USB interface that can receive computer is in order to can being cell-phone charging for its external equipment provides this characteristic of power supply with computer USB interface when the open state, but if be different cell-phone chargings, this equipment then needs different cables, caused the waste of resource and the lifting of cost, and this product only provides the charging cable of cell phone apparatus at present.And the length of cable own extremely is inconvenient to carry one and has been offset its convenience more than one meter.The mobile phone solar cell though released one after another on recently internal and international, can utilize solar energy to be charging mobile phone battery, but still only limit to mobile phone dedicated battery, fail to realize general between various digital equipments, and, also can't use as data cable because it has only utilized the power pins of USB interface.
The utility model content
The purpose of this utility model provides a kind of multipurpose charger, and is incompatible to solve various digital equipment charging ports, and the difficult problem of multipath charging.General difficult problem with different digital equipment data cable.
The structure that the purpose of this utility model is achieved in that the multipurpose charger by power supply, fill power supply circuits, charging cable and adapter and form; Power supply with fill power supply circuits and link to each other, charging cable with fill power supply circuits and link to each other, charging cable one end is the standard USB port, the other end and adapter activity are joined, adapter is provided with removable digital equipment charging connector.
One end of described adapter can movable be connected to the feeder ear that fills of charging cable mutually, and the other end matches with the charge port of all kinds of digital equipments.
Charging cable length and is filled the power supply road and all is built among the charging cable between 30-45cm, fills the direct output line that power supply circuits comprise the lithium cell charging circuit, are output as the reduction voltage circuit of dog days' voltage and directly are connected with power supply.
The power supply circuits that fill in the charging cable link to each other with selector switch, and selector switch is three road gating switches, and three the tunnel link to each other with lithium cell charging circuit, the reduction voltage circuit that is output as dog days' voltage and direct output line respectively.
One end connector of charging cable is the standard USB port, and the other end connects the adapter of making according to the interface standard of the usb data transmission cable of each digital equipment.
Described power supply can be 5V or 19V and can export the socket power of 1-3A electric current.
Described power supply can be the USB interface that the output of 5V voltage is provided of computer.
Described power supply can be the solar panel that the output of 5V voltage is provided after the voltage stabilizing conversion.
Described power supply can be the outer connecting battery box that makes up and provide the voltage output of 1.5-6v according to 1 to 4 batteries.
Described solar panel is folded with the top of the plug-in type power supply on the multipurpose charger.
By technique scheme as can be seen: the utility model can be the multipurpose charger of various digital equipment chargings for people provide a kind of, can provide the charging voltage of the used lithium battery of digital equipment of 4.2V, the walkman of 3V and other digital equipment operating voltage of MP3 operating voltage, 5V or 19V for people, make people when going out, again not need to carry numerous charging cables and come to charge, as long as promptly can guarantee the normal use of digital equipment with last multipurpose charger provided by the utility model for the digital equipment of oneself.And, multipath charging of the present utility model can be charged the user by the USB interface of computer, can be by 5V or 19V supply socket charging, can charge with solar panel, also can be with built-in battery charge, the multipath user's of being charged as use provides bigger convenience, people can be in multiple environment all can be easily charged for oneself digital equipment, to guarantee the normal use of digital equipment, can also make things convenient for data upload or download to computer as data transmission cable.
Description of drawings
Fig. 1 is the circuit theory diagrams of multipurpose charger;
Fig. 2 is the power pack surface structure schematic diagram of multipurpose charger;
Fig. 3 is the concrete application schematic diagram A of multipurpose charger;
Fig. 4 is the concrete application schematic diagram B of multipurpose charger;
Fig. 5 is the external battery box structural representation of multipurpose charger.
Embodiment
Multipurpose charger construction described in the utility model is by multiple power supply, and power supply circuits, charging cable and adapter are formed; Power supply circuits link to each other with power supply, the output of power supply circuits connects charging cable, and charging cable and adapter activity are joined, and power supply circuits are built in the charging cable, can link to each other with different adapters by single charging cable, adapter is provided with the digital equipment charging connector; Power supply circuits comprise reducing transformer, lithium ion cell charging circuit, selector switch and connection line thereof; Power supply links to each other with reducing transformer, lithium ion cell charging circuit respectively by selector switch, and selector switch has one the tunnel directly to link to each other with the power supply circuits output in addition; Power supply can be 5V or 19V socket power; Power supply can be the USB power output end of computer; Power supply also can be solar panel; Power supply can also be the external battery box, can select dry cell or rechargeable battery for use in the external battery box.
Embodiment of the present utility model is described below in conjunction with the accompanying drawings:
Referring to Fig. 1; the MIC lithium ion battery in series charging chip 1 that fills power supply circuits employing MAXIM company in the charging cable in the multipurpose charger; it can fill the lithium ion battery that final voltage is 4.2V; the end of charge voltage of the used lithium battery of general small-sized digital equipment is about 4.2; this chip internal has electric current limiting protecting circuit and overheated shut-off circuit, and its peripheral circuit only needs the capacitor C of external one 4.7 microfarads to get final product.This chip has 3 pins, and wherein " IN " connects the input power supply, " GND " ground connection, and " OUT " is output.In the utility model the IN of lithium ion cell charging chip end can connect through plug type power or PC USB interface provided+5v voltage, the BAT end is the charge port of output termination digital equipment.And in order to give the power supply of 3v potential circuit, as walkman, MP3 etc., the model of having selected SEMTECH company for use is the reducing transformer 3 of EZ5Z3L, the 5v voltage transitions can be the output of 3v voltage, thereby fills supply power voltage for the 3v potential circuit provides.Selector switch K can determine it is for the compact lithium cell charging, still fills supply power voltage for the 3v circuit provides, and perhaps direct 5v or 19v input voltage with circuit offers small-sized digital equipment or notebook computer use.
Referring to Fig. 2, be provided with the button 11 of opening solar panel in the power pack of multipurpose charger described in the utility model, the backboard on plug type power top can be opened after pressing, can see after opening that its two sides all is embedded with solar panel, be used for waiting in the non-transformer environment in the open air temporarily filling power supply for small-sized digital equipment, can not contact light after solar panel is folding, no-voltage output, have only it is launched, the cell panel on two sides could can provide the direct voltage of 5V after rising voltage stabilizing circuit under light be that digital equipment fills power supply.Also be provided with standard USB interface on the power pack, this mouthful can connect class USB interface one end of external cable, outwards provides 5v or 19v charging voltage by this interface, also is provided with 5v or 19v selector switch 9 for this reason, can select output 5v or 19v voltage.Power pack is its power supply by the scalable plug that is hidden in the power supply bottom, and the switch bottom only need utilizing during use will stretch and can insert supply socket after plug stretches out, and use normally.
Referring to Fig. 3, Fig. 4, the circuit package among Fig. 1 is in packaging body 18, and selector switch 9 is to be digital equipment for the selector switch K one among Fig. 1 can select the utility model, and the notebook charging still is the power supply of 3V circuit arrangement.Charging cable is provided with one and fills power supply interface 14, a termination of adapter 17 go into external cable charging cable 12 fill the power supply port, the other end inserts the charge port of digital equipment and fills power supply for it, is the schematic diagram for cell-phone charging among the figure.Have simultaneously on the charging cable 12 and fill a plurality of interfaces 14,15 of power supply for a plurality of digital equipments, an end connector of charging cable 12 is a standard USB port 13.
Referring to Fig. 5, also can be provided with battery case 20 in the multipurpose charger, battery case has two interfaces 21,22.Can be connected to the two ends of external cable respectively, the user can utilize the battery in the battery case to be digital equipment charging and power supply temporarily.Also it can be received on the plug type power rechargeable battery charging for wherein.Selected battery case can be adorned No. 5 batteries of 4 joints, and the charging inlet 22 that two interfaces are arranged is standard USB interface 21 and charging cable, can receive the charging port of external cable, if wherein dress is rechargeable battery, charging cable is received the USB mouth power supply of plug type power or PC, and the rechargeable battery of dress charging in can be is if the user outside, the standard USB mouth of external cable can be received the standard USB maternal interface of battery case, be all kinds of digital equipment power supplies temporarily.
Because connecting power supply one end, charging cable adopts standard USB interface in the utility model, four leads are also arranged in its cable, wherein two are connected to power supply circuits as power end, other two are filled the power supply port as what the standard data delivery line caused charging cable equally, can use as the data cable of different digital equipments by changing different adapter (the pin standard in this adapter is identical with the data cable of digital equipment).
This charger each several part can cooperate or independent the use, fills power demands such as can only just satisfying most of digital equipment with the USB confession electricity of PC around external cable and the adapter utilization, and usually just need not to carry plug type power.
Claims (10)
1, a kind of multipurpose charger is characterized in that by power supply, fills power supply circuits, charging cable and adapter and form; Power supply with fill power supply circuits and link to each other, charging cable with fill power supply circuits and link to each other, charging cable one end is the standard USB port, the other end and adapter activity are joined, adapter is provided with removable digital equipment charging connector.
2, multipurpose charger according to claim 1 is characterized in that an end of described adapter can movable be connected to the feeder ear that fills of charging cable mutually, and the other end matches with the charge port of all kinds of digital equipments.
3, multipurpose charger according to claim 1, it is characterized in that described charging cable length is between 30-45cm, and fill the power supply road and all be built among the charging cable, fill power supply circuits and comprise the lithium cell charging circuit, be output as the reduction voltage circuit of dog days' voltage and the direct output line that directly is connected with power supply.
4, multipurpose charger according to claim 1, it is characterized in that the power supply circuits that fill in the described charging cable link to each other with selector switch, selector switch is three road gating switches, and three the tunnel link to each other with lithium cell charging circuit, the reduction voltage circuit that is output as dog days' voltage and direct output line respectively.
5, multipurpose charger according to claim 1, an end connector that it is characterized in that described charging cable is the standard USB port, the other end connects the adapter of making according to the interface standard of the usb data transmission cable of each digital equipment.
6, multipurpose charger according to claim 3 is characterized in that described power supply can be 5V or 19V and can export the electric current socket power of 1-3A.
7, multipurpose charger according to claim 3 is characterized in that described power supply can be the USB interface that computer provides the output of 5V voltage.
8, multipurpose charger according to claim 3 is characterized in that described power supply can be provides the output of 5V voltage after the voltage stabilizing circuit conversion solar panel.
9, multipurpose charger according to claim 3 is characterized in that described power supply can be the outer connecting battery box of the voltage output that 1.5-6v is provided after 1 to 4 batteries makes up.
10, multipurpose charger according to claim 8 is characterized in that described solar panel is folded with the top of the plug-in type power supply on the multipurpose charger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02209189 CN2554855Y (en) | 2002-04-03 | 2002-04-03 | Multipurpose charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02209189 CN2554855Y (en) | 2002-04-03 | 2002-04-03 | Multipurpose charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2554855Y true CN2554855Y (en) | 2003-06-04 |
Family
ID=33689671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02209189 Expired - Fee Related CN2554855Y (en) | 2002-04-03 | 2002-04-03 | Multipurpose charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2554855Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007079622A1 (en) * | 2006-01-13 | 2007-07-19 | Solar Focus Technology Co., Ltd | A multi power supply system for a portable device |
| CN100377467C (en) * | 2005-09-05 | 2008-03-26 | 蔡忠玉 | Solar mobile power supply |
| CN101022278B (en) * | 2007-01-16 | 2010-07-28 | 华为技术有限公司 | Terminal equipment, connector, charger and charging method |
| CN101465556B (en) * | 2007-12-20 | 2011-01-26 | 鸿富锦精密工业（深圳）有限公司 | External charging circuit of mobile equipment |
| CN102136662A (en) * | 2010-12-30 | 2011-07-27 | 深圳市华域无线技术有限公司 | USB data line with replaceable connector |
| 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 |
-
2002
- 2002-04-03 CN CN 02209189 patent/CN2554855Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100377467C (en) * | 2005-09-05 | 2008-03-26 | 蔡忠玉 | Solar mobile power supply |
| WO2007079622A1 (en) * | 2006-01-13 | 2007-07-19 | Solar Focus Technology Co., Ltd | A multi power supply system for a portable device |
| US8129938B2 (en) | 2006-01-13 | 2012-03-06 | Solar Focus Technology Co., Ltd. | Multi power supply system for a portable device |
| CN101022278B (en) * | 2007-01-16 | 2010-07-28 | 华为技术有限公司 | Terminal equipment, connector, charger and charging method |
| CN101465556B (en) * | 2007-12-20 | 2011-01-26 | 鸿富锦精密工业（深圳）有限公司 | External charging circuit of mobile equipment |
| 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 |
| CN102136662A (en) * | 2010-12-30 | 2011-07-27 | 深圳市华域无线技术有限公司 | USB data line with replaceable connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |