CN202309178U - Device for automatically identifying and charging laptop - Google Patents
Device for automatically identifying and charging laptop Download PDFInfo
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- CN202309178U CN202309178U CN2011203068830U CN201120306883U CN202309178U CN 202309178 U CN202309178 U CN 202309178U CN 2011203068830 U CN2011203068830 U CN 2011203068830U CN 201120306883 U CN201120306883 U CN 201120306883U CN 202309178 U CN202309178 U CN 202309178U
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Abstract
The utility model discloses a device for automatically identifying and charging a laptop. The device comprises a rectifying and filtering module, a voltage conversion module and a rectifying module which are electrically connected sequentially, wherein output terminals of the rectifying module are connected with two output terminals; one output terminal of the rectifying module is a laptop power supply port for charging the laptop; the other output terminal of the rectifying module is a digital power source power supply port for charging digital electric appliances; the laptop power supply port is connected with a sampling module, a comparison judging module and an output adjusting module in turn; and the output adjusting module is connected with the voltage conversion module. The device is characterized in that: the intelligent control of an alternating current (AC)-direct current (DC) process, a DC-DC process and a system can be realized by a microprocessor; and the device can charge the laptop or digital products, is flexible and convenient to use, and has feedback and correction functions, so that the laptop or digital products are charged to obtain more accurate voltage, and the intelligent degree is high.
Description
Technical field:
The utility model relates to the charger technical field of a kind of notebook computer or digital product use, is a kind of automatic identification charging device of notebook computer specifically.
Background technology:
The Along with people's living standard is increasingly high, and various digital products all become life necessary article gradually, like MP3, MP4, digital camera, mobile phone, PSP, toy for children, notebook computer etc.These digital products all are furnished with special-purpose charging device and data line etc., but when we go out, if carry the charger of various digital products self adapted, not only carry trouble, and seem mixed and disorderly.
Summary of the invention:
The purpose of the utility model is to overcome the deficiency of prior art, and providing a kind of is the automatic identification charging device that notebook computer or digital electrical apparatus charge, have when charging for notebook the notebook computer of feedback compensation function adaptively.
The goal of the invention of the utility model is achieved in that a kind of automatic identification charging device of notebook computer; It is characterized in that: it comprise in order be electrically connected be electrically connected with the city and with civil power convert to high voltage direct current rectification filtering module, the voltage transformation of rectification filtering module output is become the voltage transformation module of low-voltage DC and the rectification module that the voltage of voltage transformation module output is carried out the rectification processing; The output of rectification module is connected with two lead-out terminals; One of them lead-out terminal of rectification module is the notebook computer power supply port that rectification output notebook is suitable for voltage; Another lead-out terminal of rectification module is the digital power supply side mouth that rectification output digital electrical apparatus is suitable for voltage; During this time; Notebook computer power supply port is connected with the sampling module that is used to be sampled as notebook supply power voltage sample value; The signal output part of sampling module is connected with adopts voltage sample value and the required charging voltage value of notebook comparison judge module relatively with sampling module, and relatively the signal output part of judge module is connected with the output adjusting module, and the output adjusting module is connected and is used to adjust the low-voltage DC numerical value of voltage transformation module output with the voltage transformation module.
The automatic identification charging device of the said notebook computer of the utility model, it is as the further improvement of technical scheme, and said relatively judge module is a voltage comparator.
Further, the automatic identification charging device of said notebook computer, its said digital power supply side mouth is a USB interface.
The utility model overcomes the deficiency of prior art, and its advantage is:
The automatic identification charging device of the described notebook computer of the utility model, its core are that AC-DC process, DC-DC process and system can carry out Based Intelligent Control by microprocessor controller.During this time; External commercial power is through rectification filtering module, voltage transformation module and rectification module; Can be suitable for the voltage of notebook computer charging and be fit to the voltage of digital electrical apparatus charging by digital power supply side mouth output by supply power port output of notebook computer, people can use this device to charge for notebook computer or digital product neatly, and this device also need not to do any setting; Can be the corresponding electric appliance charging adaptively according to the electrical equipment that inserts, reality is flexible and convenient to use.During this time; When this device charges for notebook computer; Charging voltage when it also charges to notebook computer through sampling module, comparison judge module and output adjusting module is sampled, is compared, and then the output voltage of adjustment voltage transformation module, makes this device have the feedback compensation function simultaneously; So that the notebook computer charging time obtains required voltage more accurately, greatly improved the intelligent effect and the practicality of product.
Description of drawings:
Fig. 1 is the structural principle sketch map of the utility model most preferred embodiment.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further to describe.
According to shown in Figure 1; It is the most preferred embodiment of the utility model; This embodiment adopts following technical scheme: the automatic identification charging device of the described notebook computer of present embodiment; Comprise the rectification filtering module 1, voltage transformation module 2 and the rectification module 3 that are electrically connected in order, during, rectification filtering module 1 is to realize one of core of the utility model with being electrically connected with the city and converting civil power to high voltage direct current with voltage transformation module 2 these modules of output to next stage: the AC-DC conversion; During use, civil power is generally the input of 100-240AC; Voltage transformation module 2 is that the high voltage direct current that rectification filtering module 1 is imported is transformed into low-voltage DC with rectification module 3 outputs to next stage; This voltage transformation module 2 can realize that this module realizes another core of the utility model: the DC-DC conversion through switching circuit; 3 voltages with 2 outputs of voltage transformation module of rectification module carry out rectification to be handled, and makes its output voltage parameter more stable good, and this rectification module 3 can be realized this function by the rectification circuit of routine.
And; The output of the described rectification module 3 of the utility model is connected with two lead-out terminals; One of them lead-out terminal of rectification module 3 is a notebook computer power supply port 4; This notebook computer power supply port 4 rectifications output notebook computer is suitable for voltage, and when the user charged for notebook computer, direct adaper plug with notebook computer docked with this port and gets final product; And another lead-out terminal of rectification module 3 is to be transformed into the digital power supply side mouth 5 of suitable direct voltage for the suitable voltage of digital electrical apparatus through above-mentioned DC-DC, and in concrete preparation process, this number power supply side mouth 5 is a USB interface.
During this time, notebook computer power supply port 4 is connected with sampling module 6, and this sampling module 6 is connected and is used to be sampled as the voltage sample value that notebook computer is supplied power with notebook computer power supply port 4; The signal output part of sampling module 6 is connected with comparison judge module 7; This comparison judge module 7 is adopted magnitude of voltage that voltage sample value and our adapter requirement provide relatively with 6 of sampling modules; Sampling module 6 sampled voltages are delivered to comparison judge module 7; Through the magnitude of voltage that the sampled voltage of notebook computer charging power supply port and our adapter is required provide judgements of making comparisons, export a judgment value to the next stage module through judgement; Relatively the signal output part of judge module 7 is connected with output adjusting module 8; Output adjusting module 8 is connected with voltage transformation module 2; During this time; According to comparing the low-voltage DC numerical value that the above-mentioned judgment value of judge module 7 outputs is used to adjust 2 outputs of voltage transformation module, finally make the voltage of notebook computer power supply port 4 outputs reach the voltage that notebook computer requires.
The utility model is at run duration, and whole system also can make its degree of integration and controllable degree higher by little process chip control.
Shown in accompanying drawing 1; The operation principle of the utility model embodiment is: external commercial power is to rectification filtering module 1 input 100-240AC; After 1 pair of alternating current of this rectification filtering module is handled through power filter,, realize the AC-DC conversion to voltage transformation module output high-voltage dc voltage; Get into the voltage transformation module then the high voltage direct current of rectification filtering module 1 input is transformed into low-voltage DC output, realize the DC-DC conversion; Subsequently, the low-voltage dc voltage of voltage transformation module output further is rectified into electrical quantity voltage more accurately through rectification module 3.One of them lead-out terminal of rectification module 3: notebook computer power supply port 4 is notebook computer output charging voltage; Another lead-out terminal of rectification module 3: digital power supply side mouth 5, be the charging voltage that digital electrical apparatus output adapts, this power supply port output voltage can be directly to digital products such as mobile phone, camera, MP3 output supply power voltage.In this process; When the user is inserted into the charging electric wire of notebook computer on the notebook computer power supply port 4 when charging for notebook computer; The sampling module 6 of system is transferred to comparison judge module 7 from voltage value of notebook computer power supply port 4 samplings; The magnitude of voltage that in comparing judge module 7, requires to provide with notebook adapter is done comparison; According to comparing judged result, to aforesaid voltage transformation module 2, voltage transformation module 2 is again according to comparing the judged result value at output adjusting module 8 output adjustment signals then; System's adjustment voltage transformation module 2 makes its output meet the voltage of notebook adapter, makes notebook computer can obtain only supply power voltage.
The described technical scheme of the utility model, its core are that AC-DC process, DC-DC process and system can carry out Based Intelligent Control by microprocessor controller.It is the charging of notebook computer or digital product neatly that people can use this device, and this device also need not to do any setting, can be the corresponding electric appliance charging adaptively according to the electrical equipment that inserts, and reality is flexible and convenient to use.During this time; When this device charges for notebook computer; It is also sampled, relatively through sampling module 6, charging voltage when relatively 8 pairs of judge module 7 and output adjusting modules charges through notebook computer, and then the output voltage of adjustment voltage transformation module 2, makes this device also have the feedback compensation function simultaneously; So that the notebook computer charging time obtains required voltage more accurately, greatly improved the intelligent effect and the practicality of product.
Claims (3)
1. the automatic identification charging device of a notebook computer; It is characterized in that: it comprise in order be electrically connected be electrically connected with the city and with civil power convert to high voltage direct current rectification filtering module (1), the voltage transformation of rectification filtering module (1) output is become the voltage transformation module (2) of low-voltage DC and the rectification module (3) that the voltage of voltage transformation module (2) output is carried out the rectification processing; The output of rectification module (3) is connected with two lead-out terminals; One of them lead-out terminal of rectification module (3) is the notebook computer power supply port (4) that rectification output notebook computer is suitable for voltage; Another lead-out terminal of rectification module (3) is the digital power supply side mouth (5) that rectification output digital electrical apparatus is suitable for voltage; During this time; Notebook computer power supply port (4) is connected with the sampling module (6) that is used to be sampled as notebook computer supply power voltage sample value; The signal output part of sampling module (6) be connected with sampling module (6) the required charging voltage value of the voltage sample value of adopting and notebook computer comparison judge module (7) relatively; Relatively the signal output part of judge module (7) is connected with output adjusting module (8), and output adjusting module (8) is connected and is used to adjust the low-voltage DC numerical value that voltage transformation module (2) is exported with voltage transformation module (2).
2. according to the automatic identification charging device of the said notebook computer of claim 1, it is characterized in that: said relatively judge module (7) is voltage comparator.
3. according to the automatic identification charging device of the said notebook computer of claim 2, it is characterized in that: said digital power supply side mouth (5) is a USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203068830U CN202309178U (en) | 2011-08-22 | 2011-08-22 | Device for automatically identifying and charging laptop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203068830U CN202309178U (en) | 2011-08-22 | 2011-08-22 | Device for automatically identifying and charging laptop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202309178U true CN202309178U (en) | 2012-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203068830U Expired - Fee Related CN202309178U (en) | 2011-08-22 | 2011-08-22 | Device for automatically identifying and charging laptop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202309178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102299545A (en) * | 2011-08-22 | 2011-12-28 | 徐忠方 | Automatic identification charging device of laptop |
-
2011
- 2011-08-22 CN CN2011203068830U patent/CN202309178U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102299545A (en) * | 2011-08-22 | 2011-12-28 | 徐忠方 | Automatic identification charging device of laptop |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20160822 |