CN202586467U - Multi-mode automobile charging system - Google Patents
Multi-mode automobile charging system Download PDFInfo
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- CN202586467U CN202586467U CN2012202651234U CN201220265123U CN202586467U CN 202586467 U CN202586467 U CN 202586467U CN 2012202651234 U CN2012202651234 U CN 2012202651234U CN 201220265123 U CN201220265123 U CN 201220265123U CN 202586467 U CN202586467 U CN 202586467U
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Abstract
The present utility model provides a multi-mode automobile charging system which belongs to the charger filed. The system is provided to solve a problem that the prior charger is not wide in suitable scope. The multi-mode automobile charging system comprises a voltage conversion module, a PWM control module, a high frequency voltage transformation and rectification filtering module, a control module and a voltage mode switching module. In the multi-mode automobile charging system, through arranging the voltage mode switching module and a charging output control module, storage batteries of 6V and 12V rated voltage specifications can be respectively charged by the automobile charging system, and using scope of the system is enhanced.
Description
Technical field
The utility model relates to the charging technique field, relates in particular to a kind of multi-mode vehicle charging system.
Background technology
Usually be provided with storage battery in the automobile, common is lead acid accumulator, and it provides necessary electric energy when being used for to automobile starting, and to other electronic devices on the automobile, for example equipment such as broadcast receiver, GPS provides low-voltage dc power supply in addition.Storage battery is divided into 6V rated voltage storage battery and 12V rated voltage storage battery according to rated voltage specification difference.
The storage battery of different rated voltages need use the charging circuit of different size, and not so voltage is crossed conference and made the storage battery heating damage, and voltage is too small can not to charge a battery again effectively.The charger that the storage battery of existing different size is corresponding different has usually caused the waste of resource, uses also very inconvenience.
The utility model content
The utility model technical problem to be solved is, to the above-mentioned deficiency of prior art, proposes a kind ofly can switch charge mode, saves the space, multi-mode vehicle charging system easy to use.
The technical scheme that its technical problem that solves the utility model adopts is; A kind of multi-mode vehicle charging system is proposed; It comprises the low-frequency high-voltage alternating current is converted into the galvanic voltage transformation module of low-frequency and low-voltage, the low-frequency and low-voltage direct current converted into the PWM control module of high-frequency ac Pulse Electric; Convert the high-frequency ac Pulse Electric into galvanic high frequency transformation and rectification filtering module; Control module receives the voltage mode switching signal of control module output and according to the charging output control module of this voltage mode switching signal output 6V or 12V voltage; Can export the voltage mode handover module of control module at the voltage input signal after switching between 6V or the 12V voltage mode and will switching to, the voltage mode handover module is electrically connected on control module; Control module is according to this voltage input signal output voltage mode switching signal.
Further, also comprise the given module of electric current, first comparator, second comparator and the AND circuit of exporting given current signal to control module; Said first comparator imports that first termination is gone into the high frequency transformation and the rectification filtering module output is used to receive voltage feedback signal, and said first comparator is imported second termination and gone into control module and be used for receiving and give determining voltage signal; Said second comparator imports that first termination is gone into the high frequency transformation and the rectification filtering module output is used for the received current feedback signal, and said second comparator is imported second termination and gone into control module and be used to receive given current signal; Said first comparator output terminal, said second comparator output terminal insert the AND circuit input respectively, and said AND circuit output inserts the PWM control module.
Further, also comprise being electrically connected on control module, be used for display module according to voltage feedback signal and current feedback signal demonstration real-time voltage value and real-time current value.
The utility model multi-mode vehicle charging system makes the vehicle charging system to charge respectively to the storage battery of 6V and 12V rated voltage specification through voltage mode handover module and charging output control module are set, and has promoted its scope of application.
Description of drawings
Fig. 1 is the schematic block circuit diagram of the utility model multi-mode vehicle charging system.
Embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
Please with reference to Fig. 1, Fig. 1 is the schematic block circuit diagram of the utility model multi-mode vehicle charging system.The utility model vehicle charging system comprises and converts the low-frequency high-voltage alternating current into the galvanic voltage transformation module of low-frequency and low-voltage 1, PWM control module 2, high frequency transformation and rectification filtering module 3, charging output control module 4, storage battery 5, control module 6, first comparator 7, second comparator 8, AND circuit 9, the given module 10 of electric current and voltage mode handover module 11.
In one embodiment, the low-frequency high-voltage direct current can be 220V commonly used, the alternating current of 50HZ, also can be the alternating current of 310V, 50HZ or 380V, 50HZ.Low pressure low frequency dc powered PWM (pulse width modulation) controller produces the high-frequency ac Pulse Electric, converts the direct current that is suitable for charging a battery into behind high-frequency ac Pulse Electric process high frequency transformation and the rectification filtering module 3.Charging output control module 4 receives the direct current of high frequency transformation and rectification filtering module 3 outputs and selects output 6V voltage or 12V voltage to storage battery 5 according to the voltage mode switching signal of control module 6 outputs.
First comparator 7 inputs, first termination goes into the high frequency transformation and rectification filtering module 3 outputs are used to receive voltage feedback signal; First comparator 7 inputs, second termination is gone into control module and is used for receiving to determining voltage signal, and first comparator, 7 outputs insert AND circuit 9 inputs.
Second comparator 8 inputs, first termination goes into the high frequency transformation and rectification filtering module 3 outputs are used for the received current feedback signal; Second comparator 8 inputs, second termination is gone into control module and is used to receive given current signal, and second comparator, 8 outputs insert AND circuit 9 inputs.
After doing and handle, the current error signal that the voltage error signal that AND circuit 9 relatively obtains first comparator 7 and second comparator 8 obtain exports PWM control module 2 to.Thereby PWM control module 2 guarantees that according to the pulse duration of the pwm signal of its output of output signal adjustment of AND circuit 9 magnitude of voltage and the current value of 4 outputs of charging output control module meet preset value.
The given module 10 of the electric current current value that the user is given inputs to control module 6, and control module 6 is exported given current signal to the second comparator 8 according to this given current value.
Voltage input signal after voltage mode handover module 11 switches between 6V voltage mode and the 12V voltage mode and will switch according to being chosen in of user exports control module 6 to; Control module 6 is exported to determining voltage signal to the first comparator 7 according to voltage input signal, and the output voltage mode switching signal is to the output control module 4 that charges simultaneously.
Preferably, the given module of electric current 10 can be gathered with voltage mode handover module 11 and is one, and the two all can be through the form input signal of button or touch-screen input.
Further; For making the user understand the charged state of storage battery easily in real time; The utility model also is provided with display module 12, and control module 6 is controlled display module 12 real-time display voltage value of feedback and current feedback values according to voltage feedback signal that receives from high frequency transformation and rectification filtering module 3 and current feedback signal.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Claims (3)
1. multi-mode vehicle charging system; It is characterized in that: comprise the low-frequency high-voltage alternating current is converted into the galvanic voltage transformation module of low-frequency and low-voltage, the low-frequency and low-voltage direct current converted into the PWM control module of high-frequency ac Pulse Electric; Convert the high-frequency ac Pulse Electric into galvanic high frequency transformation and rectification filtering module; Control module receives the voltage mode switching signal of control module output and according to the charging output control module of this voltage mode switching signal output 6V or 12V voltage; The voltage mode handover module that can export control module at the voltage input signal after switching between 6V or the 12V voltage mode and will switching to is electrically connected on control module; Control module is according to this voltage input signal output voltage mode switching signal.
2. multi-mode vehicle charging as claimed in claim 1 system is characterized in that: also comprise the given module of electric current, first comparator, second comparator and the AND circuit of exporting given current signal to control module; Said first comparator imports that first termination is gone into the high frequency transformation and the rectification filtering module output is used to receive voltage feedback signal, and said first comparator is imported second termination and gone into control module and be used for receiving and give determining voltage signal; Said second comparator imports that first termination is gone into the high frequency transformation and the rectification filtering module output is used for the received current feedback signal, and said second comparator is imported second termination and gone into control module and be used to receive given current signal; Said first comparator output terminal, said second comparator output terminal insert the AND circuit input respectively, and said AND circuit output inserts the PWM control module.
3. multi-mode vehicle charging as claimed in claim 1 system is characterized in that: also comprise being electrically connected on control module, be used for showing according to voltage feedback signal and current feedback signal the display module of real-time voltage value and real-time current value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202651234U CN202586467U (en) | 2012-06-01 | 2012-06-01 | Multi-mode automobile charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202651234U CN202586467U (en) | 2012-06-01 | 2012-06-01 | Multi-mode automobile charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202586467U true CN202586467U (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202651234U Expired - Fee Related CN202586467U (en) | 2012-06-01 | 2012-06-01 | Multi-mode automobile charging system |
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| CN (1) | CN202586467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113852168A (en) * | 2021-10-25 | 2021-12-28 | 奇瑞汽车股份有限公司 | Power management method and device for automobile |
-
2012
- 2012-06-01 CN CN2012202651234U patent/CN202586467U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113852168A (en) * | 2021-10-25 | 2021-12-28 | 奇瑞汽车股份有限公司 | Power management method and device for automobile |
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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 |
Granted publication date: 20121205 Termination date: 20160601 |