CN205583832U - Alternating -current charging fills electric distribution box that ferroelectric phase each other switches with direct current - Google Patents
Alternating -current charging fills electric distribution box that ferroelectric phase each other switches with direct current Download PDFInfo
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- CN205583832U CN205583832U CN201620186643.4U CN201620186643U CN205583832U CN 205583832 U CN205583832 U CN 205583832U CN 201620186643 U CN201620186643 U CN 201620186643U CN 205583832 U CN205583832 U CN 205583832U
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- charging
- connector
- catalyst
- low voltage
- relay
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses an alternating -current charging fills electric distribution box that ferroelectric phase each other switches with direct current. Comprising a box body, be equipped with the the vehicle mounted power connector that charges on the box body, the direct current connector that charges, the alternating -current charging connector, low -pressure control connector and switch module, the vehicle mounted power connector first the charge first end that charges of connector of end and direct current that charges that charges, the first end electricity that charges of alternating -current charging connector is connected, the the vehicle mounted power second of the connector second of end and the alternating -current charging connector end that charges that charges that charges, the first end electricity that switches on of switch module is connected, the second of switch module switches on end and direct current and charges the second of connector and charge that the end is electric to be connected, the control end and the low -pressure control connector electricity of switch module are connected. The utility model discloses make electric automobile can adopt alternating -current charging can adopt the direct current to charge again, increase the suitability that the vehicle charges.
Description
Technical field
This utility model relates to charging electric vehicle technical field, particularly relates to the electrical distribution box that a kind of AC charging mutually switches with DC charging.
Background technology
Along with traditional energy growing tension, electric automobile is paid attention to by people day by day, the development of electric automobile is increasingly paid close attention to by people, and general pure electric automobile mainly uses single charging modes, such as only with AC charging mode, or only with DC charging mode, if lack complete electrically-charging equipment in stop, or vehicle lacks corresponding charge port, thus making vehicle cannot be carried out charging, the popularization and application carrying out electric automobile are restricted.
Summary of the invention
The purpose of this utility model is to overcome existing electric automobile to only have single DC charging mouth or AC charging mouth, the technical problem that single mode is charged can only be used, provide the electrical distribution box that a kind of AC charging mutually switches with DC charging, it makes electric automobile that AC charging can be used to use again DC charging, increase the suitability of Vehicular charging, conservative control AC charging and the switching of DC charging, it is ensured that vehicle all can charge normal work on two kinds of charge modes.
In order to solve the problems referred to above, this utility model is achieved by the following technical solutions:
The electrical distribution box that a kind of AC charging of the present utility model and DC charging mutually switch, including box body, described box body is provided with vehicle power charging plug-in unit, DC charging connector, AC charging connector, low voltage control connector and switch module, first charging end of vehicle power charging plug-in unit and the first charging end of DC charging connector, first charging end electrical connection of AC charging connector, second charging end of vehicle power charging plug-in unit and the second charging end of AC charging connector, first conduction terminal electrical connection of switch module, second conduction terminal of switch module electrically connects with the second charging end of DC charging connector, the control end of switch module electrically connects with low voltage control connector.
In the technical program, the control end of switch module is electrically connected with battery management system by low voltage control connector, and the holding wire of DC charging connector and the holding wire of AC charging connector electrically connect with battery management system.
When DC charging rifle inserts DC charging connector and AC charging rifle is not inserted into AC charging connector, battery management system receives and triggers signal accordingly, battery management system controls switch module conducting, and the unidirectional current of DC charging connector input charges to the battery DC of electric automobile through vehicle power charging plug-in unit；When AC charging rifle inserts AC charging connector and DC charging rifle is not inserted into DC charging connector, battery management system receives and triggers signal accordingly, battery management system controls switch module and disconnects, AC charging connector input alternating current through vehicle power charging plug-in unit to the battery AC charging of electric automobile, during AC charging, DC charging connector is not charged, it is ensured that the safety of charging personnel.When DC charging rifle inserts DC charging connector and AC charging rifle inserts AC charging connector, battery management system controls switch module and disconnects, and battery management system controls the battery of electric automobile and do not charges, and reports to the police.
As preferably, described switch module includes catalyst and relay, second charging end of vehicle power charging plug-in unit and the second charging end of AC charging connector, first normally opened contact of catalyst switchs one end electrical connection, the second normally opened contact switch other end of catalyst electrically connects with the second charging end of DC charging connector, coil one end of catalyst is just being connected terminal electrical connection with the catalyst of low voltage control connector, the coil other end of catalyst switchs one end with the first normally opened contact of relay and electrically connects, the first normally opened contact switch other end of relay is negative with the catalyst of low voltage control connector is connected terminal electrical connection, the coil two ends of relay are just being connected terminal respectively with the relay of low voltage control connector and the negative terminal that connects of relay electrically connects.The catalyst of low voltage control connector is just connecting terminal and catalyst is born connection terminal and electrically connected with the both positive and negative polarity of automobile power source respectively, and the relay of low voltage control connector is just connecting terminal and the negative terminal that connects of relay electrically connects with battery management system respectively.Battery management system is by controlling the break-make of the indirect control contactor of break-make of relay, it is achieved high-low pressure is isolated.
As preferably, electrical connection between vehicle power charging plug-in unit, DC charging connector, AC charging connector, catalyst uses copper bar or high voltage cable to connect and realizes, and the electrical connection between catalyst, relay, low voltage control connector uses low voltage wiring harness to connect and realizes.
As preferably, two HVIL terminal series-shunt of vehicle power charging plug-in unit, DC charging connector, AC charging connector and low voltage control connector.Two HVIL terminals electrically connect with the HVIL circuit of automobile, increase HVIL defencive function, it is to avoid when connector is installed loosely, have the danger that heating is caught fire.
As preferably, described box body is additionally provided with and beats the travel switch that opening/closing links, two HVIL terminal series-shunt of vehicle power charging plug-in unit, DC charging connector, travel switch, AC charging connector and low voltage control connector with box body.Two HVIL terminals electrically connect with the HVIL circuit of automobile, and when electrical distribution box is opened, travel switch disconnects, and triggers HVIL power-off signal, and car load power supply disconnects, charging termination, it is ensured that the safety of repair and maintenance personnel.
The beneficial effects of the utility model are: (1) electric automobile can use AC charging can use again DC charging, increase the suitability of Vehicular charging, conservative control AC charging and the switching of DC charging, it is ensured that vehicle all can charge normal work on two kinds of charge modes.(2) increase HVIL defencive function, it is to avoid when connector is installed loosely, have the danger that heating is caught fire.(3) during AC charging, DC charging connector is not charged, it is ensured that the safety of charging personnel.(4), when electrical distribution box is opened, car load power supply disconnects, charging termination, it is ensured that the safety of repair and maintenance personnel.
Accompanying drawing explanation
Fig. 1 is a kind of circuit theory diagrams of the present utility model.
In figure: 1, vehicle power charging plug-in unit, 2, DC charging connector, 3, AC charging connector, 4, low voltage control connector, 5, catalyst, 6, relay, 7, travel switch.
Detailed description of the invention
Below by embodiment, and combine accompanying drawing, the technical solution of the utility model is described in further detail.
nullEmbodiment: the electrical distribution box that a kind of AC charging of the present embodiment and DC charging mutually switch，As shown in Figure 1，Including box body，Box body is provided with vehicle power charging plug-in unit 1、DC charging connector 2、AC charging connector 3、Low voltage control connector 4、Catalyst 5 and relay 6，First charging end of vehicle power charging plug-in unit 1 and the first charging end of DC charging connector 2、First charging end electrical connection of AC charging connector 3，Second charging end of vehicle power charging plug-in unit 1 and the second charging end of AC charging connector 3、First normally opened contact of catalyst 5 switchs one end electrical connection，The second normally opened contact switch other end of catalyst 5 electrically connects with the second charging end of DC charging connector 2，Coil one end of catalyst 5 is just being connected terminal electrical connection with the catalyst of low voltage control connector 4，The coil other end of catalyst 5 switchs one end with the first normally opened contact of relay 6 and electrically connects，The first normally opened contact switch other end of relay 6 is negative with the catalyst of low voltage control connector 4 is connected terminal electrical connection，The coil two ends of relay 6 are just being connected terminal respectively with the relay of low voltage control connector 4 and the negative terminal that connects of relay electrically connects.
The catalyst of low voltage control connector is just connecting terminal and catalyst is born connection terminal and electrically connected with the both positive and negative polarity of automobile power source respectively, the relay of low voltage control connector is just connecting terminal and the negative terminal that connects of relay electrically connects with battery management system respectively, battery management system is by controlling the break-make of the indirect control contactor of break-make of relay, it is achieved high-low pressure is isolated.The holding wire of DC charging connector and the holding wire of AC charging connector electrically connect with battery management system.Electrical connection between vehicle power charging plug-in unit, DC charging connector, AC charging connector, catalyst uses copper bar or high voltage cable to connect and realizes, and the electrical connection between catalyst, relay, low voltage control connector uses low voltage wiring harness to connect and realizes.
When DC charging rifle inserts DC charging connector and AC charging rifle is not inserted into AC charging connector, battery management system receives and triggers signal accordingly, first normally opened contact switch Guan Bi of battery management system control contactor, the unidirectional current of DC charging connector input charges to the battery DC of electric automobile through vehicle power charging plug-in unit；When AC charging rifle inserts AC charging connector and DC charging rifle is not inserted into DC charging connector, battery management system receives and triggers signal accordingly, battery management system controls the first normally opened contact and switches off, AC charging connector input alternating current through vehicle power charging plug-in unit to the battery AC charging of electric automobile, during AC charging, DC charging connector is not charged, it is ensured that the safety of charging personnel.When DC charging rifle inserts DC charging connector and AC charging rifle inserts AC charging connector, battery management system controls the first normally opened contact and switches off, and battery management system controls the battery of electric automobile and do not charges, and reports to the police.
Being additionally provided with on box body and make, with box body, the travel switch 7 that opening/closing links, two HVIL terminals of vehicle power charging plug-in unit 1, DC charging connector 2, travel switch 7, AC charging connector 3 and low voltage control connector 4 are connected by low voltage wiring harness.Two HVIL terminals electrically connect with the HVIL circuit of automobile; increase HVIL defencive function; when avoiding connector to install loosely; having the danger that heating is caught fire, when electrical distribution box is opened, travel switch disconnects; trigger HVIL power-off signal; car load power supply disconnects, charging termination, it is ensured that the safety of repair and maintenance personnel.
Claims (5)
1. the electrical distribution box that an AC charging mutually switches with DC charging, it is characterized in that: include box body, described box body is provided with vehicle power charging plug-in unit (1), DC charging connector (2), AC charging connector (3), low voltage control connector (4) and switch module, first charging end of vehicle power charging plug-in unit (1) and the first charging end of DC charging connector (2), first charging end electrical connection of AC charging connector (3), second charging end of vehicle power charging plug-in unit (1) and the second charging end of AC charging connector (3), first conduction terminal electrical connection of switch module, second conduction terminal of switch module electrically connects with the second charging end of DC charging connector (2), the control end of switch module electrically connects with low voltage control connector (4).
nullThe electrical distribution box that a kind of AC charging the most according to claim 1 and DC charging mutually switch，It is characterized in that: described switch module includes catalyst (5) and relay (6)，Second charging end of vehicle power charging plug-in unit (1) and the second charging end of AC charging connector (3)、First normally opened contact of catalyst (5) switchs one end electrical connection，The second normally opened contact switch other end of catalyst (5) electrically connects with the second charging end of DC charging connector (2)，Coil one end of catalyst (5) is just being connected terminal electrical connection with the catalyst of low voltage control connector (4)，The coil other end of catalyst (5) switchs one end with the first normally opened contact of relay (6) and electrically connects，The first normally opened contact switch other end of relay (6) is negative with the catalyst of low voltage control connector (4) is connected terminal electrical connection，The coil two ends of relay (6) relay with low voltage control connector (4) respectively is just being connected terminal and relay is negative connects terminal electrical connection.
The electrical distribution box that a kind of AC charging the most according to claim 2 and DC charging mutually switch, it is characterized in that: the electrical connection between vehicle power charging plug-in unit (1), DC charging connector (2), AC charging connector (3), catalyst (5) uses copper bar or high voltage cable to connect and realizes, and the electrical connection between catalyst (5), relay (6), low voltage control connector (4) uses low voltage wiring harness to connect and realizes.
4. the electrical distribution box mutually switched according to a kind of AC charging described in claim 1 or 2 or 3 and DC charging, it is characterised in that: two HVIL terminal series-shunt of vehicle power charging plug-in unit (1), DC charging connector (2), AC charging connector (3) and low voltage control connector (4).
5. the electrical distribution box mutually switched according to a kind of AC charging described in claim 1 or 2 or 3 and DC charging, it is characterized in that: be additionally provided with on described box body and beat the travel switch (7) that opening/closing links, two HVIL terminal series-shunt of vehicle power charging plug-in unit (1), DC charging connector (2), travel switch (7), AC charging connector (3) and low voltage control connector (4) with box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620186643.4U CN205583832U (en) | 2016-03-11 | 2016-03-11 | Alternating -current charging fills electric distribution box that ferroelectric phase each other switches with direct current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620186643.4U CN205583832U (en) | 2016-03-11 | 2016-03-11 | Alternating -current charging fills electric distribution box that ferroelectric phase each other switches with direct current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205583832U true CN205583832U (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620186643.4U Expired - Fee Related CN205583832U (en) | 2016-03-11 | 2016-03-11 | Alternating -current charging fills electric distribution box that ferroelectric phase each other switches with direct current |
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| Country | Link |
|---|---|
| CN (1) | CN205583832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872309A (en) * | 2020-06-30 | 2021-12-31 | 比亚迪股份有限公司 | Distribution box and vehicle |
-
2016
- 2016-03-11 CN CN201620186643.4U patent/CN205583832U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872309A (en) * | 2020-06-30 | 2021-12-31 | 比亚迪股份有限公司 | Distribution box and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311201 No. 42, Beitang Road, Xiaoshan District, Zhejiang, Hangzhou Co-patentee after: WANXIANG GROUP Co.,Ltd. Patentee after: Tens of thousands of Qingyuan intelligent motor car Co.,Ltd. Address before: 311201 No. 42, Beitang Road, Xiaoshan District, Zhejiang, Hangzhou Co-patentee before: WANXIANG GROUP Co.,Ltd. Patentee before: SAIC WANXIANG NEW ENERGY BUS Co.,Ltd. |
|
| 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: 20160914 |