CN204992726U - Stake of CP signal isolation drive alternating -current charging - Google Patents
Stake of CP signal isolation drive alternating -current charging Download PDFInfo
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- CN204992726U CN204992726U CN201520779830.9U CN201520779830U CN204992726U CN 204992726 U CN204992726 U CN 204992726U CN 201520779830 U CN201520779830 U CN 201520779830U CN 204992726 U CN204992726 U CN 204992726U
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a stake of CP signal isolation drive alternating -current charging, including central controller, ACAD converter, counter, the module of charging, CP memory module and detection device, central controller with ACDC converter, counter and CP memory module communication connection, CP memory module and module and the detection device communication connection of charging, coupling drive circuit drive signal in the detection device gives differential amplifier circuit, signal amplification, filtering network circuit makes signal output more stable, contained angle between phase detecting circuit measuring current and voltage, the current value of battery charging and discharging current sampling circuit detected signal, the magnitude of voltage of battery voltage sampling circuit detected signal, after CP memory module delivers to the internal resistance that central controller calculated the battery, judge the electric quantity of battery, it is long when calculation is charged, when equipment begins to charge, the ACDA converter, the counter goes into operation and does and charge module work.
Description
Technical field
The utility model belongs to electric vehicle charging device technical field, is specifically related to a kind of CP signal isolation drive alternating-current charging pile.
Background technology
Along with the growth of national economy, along with economy stabilization basis compacting, particularly Development of China's Urbanization is accelerated, from the second half year, coal, the main energy sources such as electric power and oil gas product consumption amount will increase again fast, thing followed environmental pollution also increases day by day, country advocates energy-saving and emission-reduction, electric vehicle, as environmental protection, zero discharge, the convenient, flexible vehicles are more and more by the welcome of the common people, but electric vehicle charging is charged to battery between being, if the coupling between charging device and battery can not be solved very well, battery will be damaged greatly, simultaneously also indirect injury charging pile.
Summary of the invention
The purpose of this utility model is to provide a kind of CP signal isolation drive alternating-current charging pile, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of CP signal isolation drive alternating-current charging pile, comprise central controller, AC/AD transducer, meter, charging module, CP memory module and checkout gear, described central controller and described AC/DC transducer, meter and the communication connection of CP memory module, the output of described AC/DC transducer is connected with meter, the output of described meter is connected with charging module, described charging module and CP memory module communicate to connect, described CP memory module and checkout gear communicate to connect, multicircuit switch is provided with in described checkout gear, described multicircuit switch output is electrically connected with coupling drive circuit, described coupling drive circuit output is connected with differential amplifier circuit, the output of described differential amplifier circuit is electrically connected with filtering netwok, the output of described filtering netwok is connected with charging and discharging currents sample circuit, the output of coupling drive circuit and filtering netwok is connected with phase detecting circuit, described charging and discharging currents sample circuit output is electrically connected with cell voltage sample circuit.
Preferably, described central controller communication link is connected to LED operation screen, card reader and printer.
Preferably, direct current relay is provided with between described charging module and CP memory module.
Preferably, tunable load device is provided with between described coupling drive circuit and not good enough amplifying circuit.
Technique effect of the present utility model and advantage: this CP signal isolation drive alternating-current charging pile, checkout gear and CP memory module communicate to connect, wherein: coupling drive circuit drive singal gives differential amplifier circuit, signal is amplified, give filtering netwok, signal is exported more stable, then phase detecting circuit detects the angle between electric current and voltage, the current value of charge discharge electric current sample circuit detection signal, the magnitude of voltage of cell voltage sample circuit detection signal, then deliver to central controller through CP memory module and carry out analysis battery electric quantity, display display numerical value, be set by the user charging duration.
Accompanying drawing explanation
Fig. 1 is structural principle schematic diagram of the present utility model;
Fig. 2 is measurement mechanism equivalent circuit theory schematic diagram of the present utility model.
In figure: 1 central controller, 2AC/AD transducer, 3 meters, 4 charging modules, 5CP memory module, 6 checkout gears, 60 coupling drive circuits, 61 differential amplifier circuits, 62 filtering netwoks, 63 phase detecting circuits, 64 sample circuits, 65 cell voltage sample circuits, 66 multicircuit switches.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-2, the utility model provides a kind of technical scheme: a kind of CP signal isolation drive alternating-current charging pile, comprise central controller 1, AC/AD transducer 2, meter 3, charging module 4, CP memory module 5 and checkout gear 6, described central controller 1 and described AC/DC transducer 2, meter 3 and CP memory module 5 communicate to connect, described central controller 1 communication link is connected to LED operation screen, card reader and printer, the output of described AC/DC transducer 2 is connected with meter 3, the output of described meter 3 is connected with charging module 4, described charging module 4 communicates to connect with CP memory module 5, direct current relay is provided with between described charging module 4 and CP memory module 5, described CP memory module 5 communicates to connect with checkout gear 6, multicircuit switch 66 is provided with in described checkout gear 6, the output of described multicircuit switch 66 is electrically connected with coupling drive circuit 60, the output of described coupling drive circuit 60 is connected with differential amplifier circuit 61, tunable load device is provided with between described coupling drive circuit 60 and not good enough amplifying circuit 61, survey Rs and impedance Z, the output of described differential amplifier circuit 61 is electrically connected with filtering netwok 62, the output of described filtering netwok 62 is connected with charging and discharging currents sample circuit 64, to survey electric current be is, coupling drive circuit 60 is connected with phase detecting circuit 63 with the output of filtering netwok 62, to survey angle be θ, the output of described charging and discharging currents sample circuit 64 is electrically connected with cell voltage sample circuit 65, to survey voltage be V1, resistance Rs, the pass of impedance Z and angle is: Rs=Zcos θ, according to Ohm's law: Z=V1/is can draw Rs=V1cos θ/is.
Operation principle: set on-delay value by central controller 1, before giving equipment charge, CP memory module 5 and checkout gear 6 communicate to connect, coupling drive circuit 60 drive singal gives differential amplifier circuit 61, signal is amplified, giving filtering netwok 62 makes signal output more stable, then phase detecting circuit 63 detects the angle between electric current and voltage, the current value of charge discharge electric current sample circuit 64 detection signal, the magnitude of voltage of cell voltage sample circuit 65 detection signal, then 5 to central controller 1 is sent to carry out analyzing the internal resistance of display device battery through CP memory module, and then judgement battery dump energy, computing equipment required charging duration, when equipment starts to charge, AC/DA transducer 2 is started working, meter 3 starts metering, charging module 4 and equipment connection work.
Last it is noted that the foregoing is only preferred embodiment of the present utility model; be not limited to the utility model; although be described in detail the utility model with reference to previous embodiment; for a person skilled in the art; it still can be modified to the technical scheme described in foregoing embodiments; or equivalent replacement is carried out to wherein portion of techniques feature; all within spirit of the present utility model and principle; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (4)
1. a CP signal isolation drive alternating-current charging pile, comprise central controller (1), AC/AD transducer (2), meter (3), charging module (4), CP memory module (5) and checkout gear (6), it is characterized in that: described central controller (1) and described AC/DC transducer (2), meter (3) and CP memory module (5) communication connection, the output of described AC/DC transducer (2) is connected with meter (3), the output of described meter (3) is connected with charging module (4), described charging module (4) and CP memory module (5) communicate to connect, described CP memory module (5) and checkout gear (6) communicate to connect, multicircuit switch (66) is provided with in described checkout gear (6), the output of described multicircuit switch (66) is electrically connected with coupling drive circuit (60), the output of described coupling drive circuit (60) is connected with differential amplifier circuit (61), the output of described differential amplifier circuit (61) is electrically connected with filtering netwok (62), the output of described filtering netwok (62) is connected with charging and discharging currents sample circuit (64), coupling drive circuit (60) is connected with phase detecting circuit (63) with the output of filtering netwok (62), the output of described charging and discharging currents sample circuit (64) is electrically connected with cell voltage sample circuit (65).
2. a kind of CP signal isolation drive alternating-current charging pile according to claim 1, is characterized in that: described central controller (1) communication link is connected to LED operation screen, card reader and printer.
3. a kind of CP signal isolation drive alternating-current charging pile according to claim 1, is characterized in that: be provided with direct current relay between described charging module (4) and CP memory module (5).
4. a kind of CP signal isolation drive alternating-current charging pile according to claim 1, is characterized in that: be provided with tunable load device between described coupling drive circuit (60) and not good enough amplifying circuit (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779830.9U CN204992726U (en) | 2015-10-10 | 2015-10-10 | Stake of CP signal isolation drive alternating -current charging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779830.9U CN204992726U (en) | 2015-10-10 | 2015-10-10 | Stake of CP signal isolation drive alternating -current charging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204992726U true CN204992726U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520779830.9U Expired - Fee Related CN204992726U (en) | 2015-10-10 | 2015-10-10 | Stake of CP signal isolation drive alternating -current charging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204992726U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186645A (en) * | 2015-10-10 | 2015-12-23 | 大连罗宾森电源设备有限公司 | CP signal isolation driving AC charging pile |
| CN107991620A (en) * | 2017-11-24 | 2018-05-04 | 中国电力科学研究院有限公司 | Charging pile synchronously demarcates the method, apparatus and system of BMS information gatherings |
-
2015
- 2015-10-10 CN CN201520779830.9U patent/CN204992726U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186645A (en) * | 2015-10-10 | 2015-12-23 | 大连罗宾森电源设备有限公司 | CP signal isolation driving AC charging pile |
| CN107991620A (en) * | 2017-11-24 | 2018-05-04 | 中国电力科学研究院有限公司 | Charging pile synchronously demarcates the method, apparatus and system of BMS information gatherings |
| CN107991620B (en) * | 2017-11-24 | 2020-04-07 | 中国电力科学研究院有限公司 | Method, device and system for synchronously calibrating BMS information acquisition of charging pile |
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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: 20160120 Termination date: 20201010 |