CN202838169U - Power converter utilizing notebook computer battery to supply electric power - Google Patents
Power converter utilizing notebook computer battery to supply electric power Download PDFInfo
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- CN202838169U CN202838169U CN 201220158594 CN201220158594U CN202838169U CN 202838169 U CN202838169 U CN 202838169U CN 201220158594 CN201220158594 CN 201220158594 CN 201220158594 U CN201220158594 U CN 201220158594U CN 202838169 U CN202838169 U CN 202838169U
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- notebook computer
- battery
- power supply
- power
- connector
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- 230000000295 complement effect Effects 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 abstract 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a power converter, in particular to a power converter utilizing a notebook computer battery to supply electric power. The power converter comprises a connector, an output activating device, a voltage converting device and a power source output connector, wherein the connector is matched with various interfaces of the notebook computer battery, the output activating device is connected with the connector and used for activating electric power outputting of the notebook computer battery, the voltage converting device is in connection with the output activating device and used for converting high voltage of the notebook computer battery to low voltage used by common-used mobile terminals through the DC/DC conversion, and the power source output connector is in connection with the voltage converting device and used for being inserted and electric taking of the mobile terminals. According to the power converter utilizing the notebook computer battery to supply the electric power, under the condition that no alternating current can be used, ultralong electric power supplying can be provided, and therefore an extra mobile power source does not need to be carried due to the fact that a notebook can be self charged, the number of carried power source wire materials is decreased, a plurality of groups of output voltage are provided, and charging for a plurality of the mobile terminals can be achieved.
Description
Technical field
The utility model relates to power supply changeover device, relates in particular to a kind of power supply changeover device that utilizes the battery of notebook computer supply capability.
Background technology
At present, individual mobile terminal is more and more universal, and power consumption is increasing, but the capacity density of battery does not but have very large breakthrough.So often run into that battery of mobile terminal exhausts but the emergency condition that do not have power supply to supply with, so occurred a lot of jumbo reserve batteries on the market.Although this type of battery can provide long lasting electric power supply, weight and volume is all bigger than normal.For will with the crowd of notebook trip, further having increased again their trip heavy burden every day.
The utility model content
Fundamental purpose of the present utility model is to provide a kind of power supply changeover device that utilizes the battery of notebook computer supply capability, be intended to solve the people who when battery of mobile terminal exhausts, does not have the power supply supply now and have simultaneously notebook and other portable terminals and need to buy extra battery, increased the problem that trip is born a heavy burden.
The utility model is achieved in that a kind of power supply changeover device that utilizes the battery of notebook computer supply capability, comprising:
The connector that battery of notebook computer is accessed described power supply changeover device that is complementary with various battery of notebook computer interfaces;
Be connected with described connector, activate the output active device of described battery of notebook computer electric power output;
Be connected with described output active device, the high voltage of battery of notebook computer be transformed into the voltage conversion device of the low-voltage of portable terminal use commonly used by the DC/DC conversion;
Be connected with described voltage conversion device, provide portable terminal to insert the power supply out connector of power taking.
In the said structure, described output active device is with the some pin ground connection of battery of notebook computer.
In the said structure, described output active device is given an order to the power management IC of battery of notebook computer inside by universal serial bus.
In the said structure, described voltage conversion device comprises at least one road DC/DC change-over circuit.
In the said structure, described power supply out connector comprises one or more in USB interface, round mouth interface and the thunder and lightning interface.
In the utility model, can not use in the situation that there is alternating current, the electric power supply (capacity of battery of notebook computer is up to 44Wh usually) of overlength can be provided, thereby needn't carry extra portable power source, because notebook itself can be its battery charging, so reduced the quantity of carrying power wire, many group output voltages are provided, can be a plurality of portable terminal power supplies.
Description of drawings
Fig. 1 is a kind of structural drawing that utilizes the power supply changeover device of battery of notebook computer supply capability that the utility model embodiment provides.
Embodiment
In order to make the purpose of this utility model, principle and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Fundamental purpose of the present utility model is to provide a kind of power supply changeover device that utilizes the battery of notebook computer supply capability, be intended to solve the people who when battery of mobile terminal exhausts, does not have the power supply supply now and have simultaneously notebook and other portable terminals and need to buy extra battery, increased the problem that trip is born a heavy burden.
Fig. 1 shows a kind of structure of utilizing the power supply changeover device of battery of notebook computer supply capability that the utility model embodiment provides, and details are as follows.
The utility model is achieved in that a kind of power supply changeover device that utilizes the battery of notebook computer supply capability, comprising:
The connector 100 that battery of notebook computer is accessed described power supply changeover device that is complementary with various battery of notebook computer interfaces;
Be connected with described connector 100, activate the output active device 200 of described battery of notebook computer electric power output;
Be connected with described output active device 200, the high voltage of battery of notebook computer be transformed into the voltage conversion device 300 of the low-voltage of portable terminal use commonly used by the DC/DC conversion;
Be connected with described voltage conversion device 300, provide portable terminal to insert the power supply out connector 400 of power taking.
In the utility model, because battery of notebook computer does not have electric power output in the situation of extracting, so need the electric power output of a device activated batteries.
As the utility model one embodiment, described output active device 200 is with the some pin ground connection of battery of notebook computer, thus the output of the electric power of activated batteries.
As the utility model one embodiment, described output active device 200 is connected by the power management IC of universal serial bus with battery of notebook computer inside, described output active device 200 is given an order to the power management IC of computer battery inside, thus the output of the electric power of activated batteries.
As the utility model one embodiment, described voltage conversion device 300 comprises at least one road DC/DC change-over circuit, and different low-voltages is provided.
The low-voltage that portable terminal is commonly used has 5V, 6V and 9V etc.
As the utility model one embodiment, described power supply out connector 400 comprises one or more in USB interface, round mouth interface and the thunder and lightning interface.
In order to adapt to the portable terminal of distinct interface, the utility model has been equipped with multiple common portable terminal power interface.In concrete operations, also can be by being converted to above interface by power supply out connector 400 by patchcord.
As the utility model one embodiment, can not use in the situation that there is alternating current, the electric power supply (capacity of battery of notebook computer is up to 44Wh usually) of overlength can be provided, thereby needn't carry extra portable power source, because notebook itself can be its battery charging, so reduced the quantity of carrying power wire, many group output voltages are provided, can be a plurality of portable terminal power supplies.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. a power supply changeover device that utilizes the battery of notebook computer supply capability is characterized in that, described power supply changeover device comprises:
The connector that battery of notebook computer is accessed described power supply changeover device that is complementary with various battery of notebook computer interfaces;
Be connected with described connector, activate the output active device of described battery of notebook computer electric power output;
Be connected with described output active device, the high voltage of battery of notebook computer be transformed into the voltage conversion device of the low-voltage of portable terminal use commonly used by the DC/DC conversion;
Be connected with described voltage conversion device, provide portable terminal to insert the power supply out connector of power taking.
2. the power supply changeover device that utilizes the battery of notebook computer supply capability as claimed in claim 1 is characterized in that, described output active device is with the some pin ground connection of battery of notebook computer.
3. the power supply changeover device that utilizes the battery of notebook computer supply capability as claimed in claim 1 is characterized in that, described output active device is connected by the power management IC of universal serial bus with battery of notebook computer inside.
4. such as claim 1, the 2 or 3 described power supply changeover devices that utilize the battery of notebook computer supply capability, it is characterized in that, described voltage conversion device comprises at least one road DC/DC change-over circuit.
5. the power supply changeover device that utilizes the battery of notebook computer supply capability as claimed in claim 4 is characterized in that, described power supply out connector comprises one or more in USB interface, round mouth interface and the thunder and lightning interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220158594 CN202838169U (en) | 2012-04-13 | 2012-04-13 | Power converter utilizing notebook computer battery to supply electric power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220158594 CN202838169U (en) | 2012-04-13 | 2012-04-13 | Power converter utilizing notebook computer battery to supply electric power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202838169U true CN202838169U (en) | 2013-03-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220158594 Expired - Lifetime CN202838169U (en) | 2012-04-13 | 2012-04-13 | Power converter utilizing notebook computer battery to supply electric power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202838169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103378611A (en) * | 2012-04-13 | 2013-10-30 | 安凯(广州)微电子技术有限公司 | Power converter with power supplied by laptop battery |
-
2012
- 2012-04-13 CN CN 201220158594 patent/CN202838169U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103378611A (en) * | 2012-04-13 | 2013-10-30 | 安凯(广州)微电子技术有限公司 | Power converter with power supplied by laptop battery |
| CN103378611B (en) * | 2012-04-13 | 2016-08-03 | 安凯(广州)微电子技术有限公司 | A kind of power supply changeover device utilizing battery of notebook computer supply electric power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |