CN204481514U - Control box on novel electric vehicle cable - Google Patents
Control box on novel electric vehicle cable Download PDFInfo
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- CN204481514U CN204481514U CN201520122356.2U CN201520122356U CN204481514U CN 204481514 U CN204481514 U CN 204481514U CN 201520122356 U CN201520122356 U CN 201520122356U CN 204481514 U CN204481514 U CN 204481514U
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- power switch
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Abstract
The utility model relates to control box on a kind of novel electric vehicle cable, it comprises logic control element, power end plug, power circuit, relay, vehicle charging end plug, earth fault/electric-leakage detection circuit, current detection circuit, Control drive circuit, the generation of CP signal and testing circuit, it also comprises relay adhesion testing circuit, and described relay adhesion testing circuit is connected with relay with described vehicle charging end plug simultaneously.Relative to prior art, it is by setting up adhesion testing circuit, when adhesion appears in charging circuit or have outside abnormal conditions, can cut off charging circuit in time, avoids people or other animals to be subject to electric shock; It is also by setting up temperature sensing circuit, in charging process, when cable or charging plug overheated time, after temperature sensing circuit monitors abnormal temperature, can cut off circuit in time, protection charging system and the safety of charging vehicle, avoid on fire.This charging control box is multiple functional, can realize charging safely and fast.
Description
Technical field
The utility model belongs to charging equipment of electric automobile technical field, is specifically related to control box on a kind of novel electric vehicle cable for controlling charging electric vehicle.
Background technology
Environmental pollution is day by day serious, and motor vehicle exhaust emission becomes the important cause of environmental pollution.Electric automobile, as the trip instrument of environmental protection, becomes the first-selection of alternative existing fuel combustion vehicle, therefore becomes the developing direction of WeiLai Technology.
Electric automobile be unable to do without charging device, and supervising device is again the necessary article of charging device.Charging electric vehicle voltage is very high, but existing monitoring apparatus function processed is single, there is very large potential safety hazard; such as, the detection to the adhesion that relay exports is lacked, once generation electrification; supervising device can not safety detect and take corresponding safeguard measure, there is personal safety risk! Because electric automobile can produce a lot of heat in charging process, these heats can cause cable to generate heat, when temperature is too high, easily cause with electrification, such as cable melts burning etc., but existing charging device lacks temp monitoring function, the electric cable heating phenomenon in charging process well can not be monitored.
Utility model content
The technical problems to be solved in the utility model is: for overcoming the defect of prior art, and the utility model provides control box on the comprehensive novel electric vehicle cable of a kind of monitoring function.
The utility model will solve this technical problem adopted technical scheme:
Control box on a kind of novel electric vehicle cable, it comprises logic control element, power end plug, power circuit, power switch, vehicle charging end plug, earth fault/electric-leakage detection circuit, power switch controls drive circuit, CP signal produces and testing circuit, and described logic control element controls drive circuit with power circuit, earth fault/electric-leakage detection circuit, power switch respectively, CP signal produces and testing circuit is connected; Described power switch is arranged between power end plug and vehicle charging end plug, vehicle charging end plug produces with CP signal and testing circuit is connected, vehicle charging end plug is controlled drive circuit with power circuit, earth fault/electric-leakage detection circuit, power switch and is connected by power switch, it is characterized in that, it also comprises power switch adhesion testing circuit, and described power switch adhesion testing circuit is connected with power switch with described vehicle charging end plug simultaneously.
Preferably, it also comprises temperature sensing circuit, and described temperature sensing circuit is arranged on described power end plug, vehicle charging end plug or the circuit that is connected with vehicle charging end plug.
Preferably, it also comprises the lightning protection circuit for power supply input protection, and described lightning protection circuit is connected with power circuit with power end plug simultaneously.
Preferably, it also comprises the test circuit be convenient to fault and detected, and described test circuit is connected with earth fault/electric-leakage detection circuit with described power end plug, vehicle charging end plug simultaneously.
Preferably, described logic control element may be selected to be MCU, DSP, FPDA one wherein.
Preferably, described power switch is relay, thyristor or contactor.
Preferably, it also comprises current detection circuit, and described current detection circuit is connected with vehicle charging end plug with described logic control element respectively.
The beneficial effects of the utility model are: control box on the novel electric vehicle cable that the utility model provides, relative to prior art, it is by setting up adhesion testing circuit, can when there is adhesion in charging circuit or has outside abnormal conditions, timely cut-out charging circuit, avoids people or other animals to come to harm; It is also by setting up temperature sensing circuit, in charging process, when cable or charging plug overheated time, after temperature sensing circuit monitors abnormal temperature, can cut off circuit in time, protection charging system and the safety of charging vehicle, prevent on fire.This charging control box is multiple functional, can realize charging safely and fast.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the utility model embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, control box on a kind of novel electric vehicle cable that the present embodiment provides, it comprises logic control element, power end plug, power circuit, power switch, vehicle charging end plug, earth fault/electric-leakage detection circuit, power switch controls drive circuit, CP signal produces and testing circuit, and described logic control element controls drive circuit with power circuit, earth fault/electric-leakage detection circuit, power switch respectively, CP signal produces and testing circuit is connected; Described power switch is arranged between power end plug and vehicle charging end plug, vehicle charging end plug produces with CP signal and testing circuit is connected, vehicle charging end plug is controlled drive circuit with power circuit, earth fault/electric-leakage detection circuit, power switch and is connected by power switch, it also comprises power switch adhesion testing circuit, and described power switch adhesion testing circuit is connected with power switch with described vehicle charging end plug simultaneously.Adhesion testing circuit can detect charging circuit and whether there is exception in charging process, when there being exception to exist, cuts off circuit rapidly, in order to avoid cause serious consequence.
For detecting the variations in temperature in charging process in whole circuit and system, prevent circuit by high temperature failure or breaking out of fire, it is set temperature testing circuit on power end plug, vehicle charging end plug or the circuit that is connected with vehicle charging end plug also.
For thundering a day safe charging raining, it also comprises the lightning protection circuit for power supply input protection, and described lightning protection circuit is connected with power circuit with power end plug simultaneously.This lightning protection circuit can when being struck by lightning, surge of releasing fast, thunder-strike current, protection personnel and device security.
For the ease of the state of convenient test earth fault, prevent Earth Fault Detection to lose efficacy the leak current fault caused, it also comprises the test circuit be convenient to fault and detected, and described test circuit is connected with earth fault/electric-leakage detection circuit with described power end plug, vehicle charging end plug simultaneously.This failure detector circuit can realize the situation of analogue ground fault, thus the validity of quick test circuit.
Described logic control element may be selected to be MCU, DSP, FPDA one wherein.
Described power switch may be selected to be relay, thyristor or contactor.
On above-mentioned novel electric vehicle cable, control box also comprises current detection circuit, and described current detection circuit is connected with vehicle charging end plug with described logic control element respectively.
Above-described embodiment is to further explanation of the present utility model and explanation, is not limited to the utility model, and all variant embodiment realizing the utility model object, all within protection range of the present utility model.
Claims (7)
1. control box on a novel electric vehicle cable, it comprises logic control element, power end plug, power circuit, power switch, vehicle charging end plug, earth fault/electric-leakage detection circuit, power switch controls drive circuit, CP signal produces and testing circuit, and described logic control element controls drive circuit with power circuit, earth fault/electric-leakage detection circuit, power switch respectively, CP signal produces and testing circuit is connected; Described power switch is arranged between power end plug and vehicle charging end plug, vehicle charging end plug produces with CP signal and testing circuit is connected, vehicle charging end plug is controlled drive circuit with power circuit, earth fault/electric-leakage detection circuit, power switch and is connected by power switch, it is characterized in that, it also comprises power switch adhesion testing circuit, and described power switch adhesion testing circuit is connected with power switch with described vehicle charging end plug simultaneously.
2. control box on novel electric vehicle cable according to claim 1, it is characterized in that, it also comprises temperature sensing circuit, and described temperature sensing circuit is arranged on described power end plug, vehicle charging end plug or the circuit that is connected with vehicle charging end plug.
3. control box on novel electric vehicle cable according to claim 1, is characterized in that, it also comprises the lightning protection circuit for power supply input protection, and described lightning protection circuit is connected with power circuit with power end plug simultaneously.
4. control box on novel electric vehicle cable according to claim 1, it is characterized in that, it also comprises the test circuit be convenient to fault and detected, and described test circuit is connected with earth fault/electric-leakage detection circuit with described power end plug, vehicle charging end plug simultaneously.
5. control box on novel electric vehicle cable according to claim 1, is characterized in that, described logic control element may be selected to be MCU, DSP, FPDA one wherein.
6. control box on novel electric vehicle cable according to claim 1, is characterized in that, described power switch is relay, thyristor or contactor.
7. control box on novel electric vehicle cable according to claim 1, it is characterized in that, it also comprises current detection circuit, and described current detection circuit is connected with vehicle charging end plug with described logic control element respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122356.2U CN204481514U (en) | 2015-03-02 | 2015-03-02 | Control box on novel electric vehicle cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122356.2U CN204481514U (en) | 2015-03-02 | 2015-03-02 | Control box on novel electric vehicle cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204481514U true CN204481514U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520122356.2U Expired - Fee Related CN204481514U (en) | 2015-03-02 | 2015-03-02 | Control box on novel electric vehicle cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN204481514U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740219A (en) * | 2017-01-05 | 2017-05-31 | 重庆长安汽车股份有限公司 | Control box and a kind of electric automobile on a kind of cable |
| CN109460087A (en) * | 2017-09-06 | 2019-03-12 | 比亚迪股份有限公司 | A kind of AC/DC integrated temperature control charging unit |
| CN110949148A (en) * | 2019-11-08 | 2020-04-03 | 宝能(广州)汽车研究院有限公司 | Vehicle, charging system thereof and control method of charging system |
| CN111055705A (en) * | 2019-12-31 | 2020-04-24 | 南京康尼新能源汽车零部件有限公司 | Charging connecting cable for electric automobile and working method |
-
2015
- 2015-03-02 CN CN201520122356.2U patent/CN204481514U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740219A (en) * | 2017-01-05 | 2017-05-31 | 重庆长安汽车股份有限公司 | Control box and a kind of electric automobile on a kind of cable |
| CN109460087A (en) * | 2017-09-06 | 2019-03-12 | 比亚迪股份有限公司 | A kind of AC/DC integrated temperature control charging unit |
| CN110949148A (en) * | 2019-11-08 | 2020-04-03 | 宝能(广州)汽车研究院有限公司 | Vehicle, charging system thereof and control method of charging system |
| CN111055705A (en) * | 2019-12-31 | 2020-04-24 | 南京康尼新能源汽车零部件有限公司 | Charging connecting cable for electric automobile and working method |
| CN111055705B (en) * | 2019-12-31 | 2024-02-27 | 南京康尼新能源汽车零部件有限公司 | Charging connection cable for electric automobile and working method |
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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: 20150715 Termination date: 20180302 |
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| CF01 | Termination of patent right due to non-payment of annual fee |