CN202217914U - High-voltage power distribution box for pure electric automobile - Google Patents

High-voltage power distribution box for pure electric automobile Download PDF

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Publication number
CN202217914U
CN202217914U CN201120302062XU CN201120302062U CN202217914U CN 202217914 U CN202217914 U CN 202217914U CN 201120302062X U CN201120302062X U CN 201120302062XU CN 201120302062 U CN201120302062 U CN 201120302062U CN 202217914 U CN202217914 U CN 202217914U
Authority
CN
China
Prior art keywords
relay
plug receptacle
coil
fuse
charging
Prior art date
Application number
CN201120302062XU
Other languages
Chinese (zh)
Inventor
刘宁
吴泽民
冯超
陈亮
Original Assignee
东风汽车股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 东风汽车股份有限公司 filed Critical 东风汽车股份有限公司
Priority to CN201120302062XU priority Critical patent/CN202217914U/en
Application granted granted Critical
Publication of CN202217914U publication Critical patent/CN202217914U/en

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Abstract

The utility model relates to a high-voltage power distribution box for a pure electric automobile, wherein various devices are mounted inside a power distribution box, the various devices are connected with an inner circuit, the connection lines among a power supply, a controller and various electric appliances are connected to a socket connector arranged on the power distribution box body, and the socket connector comprises a power supply positive pole socket connected with an air switch, five power supply negative pole sockets, a socket connected with the contact of a DC charging relay, a socket connected with the coil of the DC charging relay, a socket connected with the contact of an AC charging relay, a socket connected with the coil of the AC charging relay, a socket connected with the contacts of a pre-charging relay and a main relay, a socket connected with the coil of the pre-charging relay, a socket connected with the coil of the main relay, a socket derived from the connected-in-parallel other end of the main relay and an accessory relay coil, sockets derived from the contact of the accessory relay respectively through a DC/DC converter fuse, an air conditioner fuse and a PTC heating fuse, and grounding sockets of various relay coils.

Description

A kind of pure electric automobile is used high voltage distribution box
Technical field
The utility model relates to a kind of pure electric automobile and uses high voltage distribution box, belongs to pure electric automobile high-voltage electric system distribution technique field.
Background technology
At present in the pure electric automobile high-voltage electric system; The electrokinetic cell that mainly comprises power supply is delivered to motor, charging system, air-conditioning system, power steering system, PTC heating system etc. with electric power through distribution devices such as air switch, relay, fuses; If directly carrying out circuit connects; Not only complex structure, and safety is difficult to ensure.
Summary of the invention
The purpose of the utility model be to above-mentioned deficiency provide simple in structure, volume is little, realize that a kind of easily pure electric automobile of high voltage power distribution function uses high voltage distribution box.
The utility model is achieved in that the pure electric automobile of the utility model comprises DC charging relay J 1, AC charging relay J 2, pre-charge-relay J3, main relay J4, annex relay J 5, preliminary filling resistance R, charging fuse R1, DC/DC transducer fuse R2, air-conditioning fuse R3, PTC heating fuse R4, air switch KK and block terminal box body with high voltage distribution box; Each above-mentioned device is installed in the block terminal; According to circuit requirement inside is connected between each device; And the connecting line between power supply, controller and each electrical appliance is connected on the connector that is located on the block terminal box body; Plug receptacle on the connector comprises: the positive plug receptacle V+ of the power supply that is connected with air switch KK; Power-V-establishes D1; D2, D3, D4, five plug receptacles of D5, the plug receptacle J1K that is connected with the contact of DC charging relay J 1, the plug receptacle J1X that is connected with the coil of DC charging relay J 1; The plug receptacle J2K that is connected with the contact of AC charging relay J 2; The plug receptacle J2X that is connected with the coil of AC charging relay J 2 is with the plug receptacle J3K that the contact of pre-charge-relay J3 and main relay J4 is connected, the plug receptacle J3X that is connected with the coil of pre-charge-relay J3; The plug receptacle J4X that is connected with main electrical relay J4 coil; Draw plug receptacle J5X behind the other end of main relay J4 coil and annex relay J 5 coils from parallel connection of coils, the contact of annex relay J 5 is drawn plug receptacle R1C, plug receptacle R2C, plug receptacle R3C respectively through DC/DC transducer fuse R1, air-conditioning fuse R2, PTC heating fuse R3, and the earth terminal of each relay coil connects the back and is connected with ground connection plug receptacle V0.
Described block terminal comprises box body, lid; A side is connected by detachable hinge mechanism between box body and the lid; Opposite side is established the Button Block and the buckle of mutual coupling, and connector is installed on the box body, also has fuse Connection Block, relay Connection Block and air switch installing rack in the box body; Have on the box body and the fixing mounting bracket of vehicle body.
The advantage of the utility model: the utility model has not only possessed the repertoire of former high-tension line, and have simple in structure, sealing reliability is high, volume is little, use and keep in repair the advantage safe, easy to operate, that integration is high.
The block terminal of the utility model can be through the switching of buckle and Button Block control lid, and can serve as that axle is realized overturning with the detachable mechanism that is hinged, and makes things convenient for inspection operation; Also can make lid and box body overall separation, thereby make things convenient for the inspection operation under the small space through further pulling down detachable bindiny mechanism.Characteristics with compact conformation, convenient maintenance.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the block terminal structural representation of the utility model.
Fig. 3 is the utility model circuit control principle sketch map.
Embodiment
Further specify the utility model below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of the utility model:
The pure electric automobile of the utility model comprises DC charging relay J 1, AC charging relay J 2, pre-charge-relay J3, main relay J4, annex relay J 5, preliminary filling resistance R, charging fuse R1, DC/DC transducer fuse R2, air-conditioning fuse R3, PTC heating fuse R4, air switch KK and block terminal box body with high voltage distribution box; Each above-mentioned device is installed in the block terminal; According to circuit requirement inside is connected between each device; And the connecting line between power supply, controller and each electrical appliance is connected on the connector that is located on the block terminal box body; Plug receptacle on the connector comprises: the positive plug receptacle V+ of the power supply that is connected with air switch KK; Power-V-establishes D1; D2, D3, D4, five plug receptacles of D5, the plug receptacle J1K that is connected with the contact of DC charging relay J 1, the plug receptacle J1X that is connected with the coil of DC charging relay J 1; The plug receptacle J2K that is connected with the contact of AC charging relay J 2; The plug receptacle J2X that is connected with the coil of AC charging relay J 2 is with the plug receptacle J3K that the contact of pre-charge-relay J3 and main relay J4 is connected, the plug receptacle J3X that is connected with the coil of pre-charge-relay J3; The plug receptacle J4X that is connected with main electrical relay J4 coil; Draw plug receptacle J5X behind the other end of main relay J4 coil and annex relay J 5 coils from parallel connection of coils, the contact of annex relay J 5 is drawn plug receptacle R1C, plug receptacle R2C, plug receptacle R3C respectively through DC/DC transducer fuse R1, air-conditioning fuse R2, PTC heating fuse R3, and the earth terminal of each relay coil connects the back and is connected with ground connection plug receptacle V0.
Fig. 2 is the block terminal structural representation of the utility model.
Described block terminal comprises box body 1, lid 2; A side is connected by detachable hinge mechanism 3 between box body 1 and the lid 2; Opposite side is established the Button Block 5a and the buckle 5b of mutual coupling; Connector 1a is installed on the box body 1, also has fuse Connection Block 1b, relay Connection Block 1c and air switch installing rack 1d in the box body 1; Mounting bracket 4 is arranged on the box body 1, and 4a is an installing hole.Mounting bracket 4 is used to install block terminal in the vehicle body place.
Fig. 3 is the utility model circuit control principle sketch map:
During assembling; The positive plug receptacle V+ of power supply is connected with the positive pole of high-tension battery bag; The D1 of power-V-, D2, D3, D4, five plug receptacles of D5 are connected with the negative pole of AC charging machine, dc charging motor, electric machine controller, DC/DC transducer, air-conditioning/PTC heating high-pressure electrical appliance respectively; Plug receptacle J1K connects the dc charging motor high-voltage positive electrode; Plug receptacle J2X connects AC charging machine high-voltage positive electrode; Plug receptacle J1X is connected the output of AC charging machine low pressure with plug receptacle J2X; Plug receptacle J3K connects the electric machine controller high-voltage positive electrode, and plug receptacle J3X is connected ignition lock ON shelves with plug receptacle J5X, and plug receptacle J4X connects the motor controller controls end; Plug receptacle R1C, plug receptacle R2C, plug receptacle R3C connect DC/DC transducer high-voltage positive electrode respectively, air-conditioning high pressure electrical appliance is anodal, PTC heating high-pressure electrical appliance is anodal; Plug receptacle V0 connects body earth.
The course of work of the utility model is: when the key of electric automobile is got to ignition lock ON gear and put; The coil of pre-charge-relay J3, annex relay J 5 powers on; Its normally opened contact is closed; Motor precharging circuit, DC/DC converter circuit, air conditioner compressed machine circuit, PTC heater circuit high pressure electrical appliance distribution are accomplished, and can start working; Continue to press the start button that is positioned on the instrument desk, the coil of main relay J4 powers on, and its normally opened contact is closed, and electric machine controller circuit high voltage power distribution is accomplished, and can start working; When external dc charging motor or AC charging machine charged, the coil of DC charging relay J 1 or AC charging relay J 2 powered on, and its normally opened contact is closed, and the charging circuit of high-tension battery bag is started working.
When pure electric automobile began to start, the output current of high-tension battery bag was dispensed to corresponding high pressure electricity consumption device through each the branch supply control system in the block terminal, guaranteed the operate as normal of high pressure electricity consumption device.
The course of work of the utility model is: when the key of pure electric automobile is got to the ON position; The coil of relay 3,5 powers on; Normally opened contact is closed, and motor precharging circuit, DC/DC conversion equipment circuit, air-condition circuits, PTC heater circuit high voltage power distribution are accomplished, and parts can be started working; Continue to press the start button that is positioned on the instrument attitude, the coil of relay 4 powers on, and normally opened contact is closed, and the motor-drive circuit high voltage power distribution is accomplished, and parts can be started working; When external dc charging motor or AC charging machine charged, relay 1 or 2 coil powered on, and normally opened contact is closed, and the charging circuit of high-tension battery bag is started working.

Claims (2)

1. a pure electric automobile is used high voltage distribution box; Comprise DC charging relay J 1, AC charging relay J 2, pre-charge-relay J3, main relay J4, annex relay J 5, preliminary filling resistance R, charging fuse R1, DC/DC transducer fuse R2, air-conditioning fuse R3, PTC heating fuse R4, air switch KK; It is characterized in that: each above-mentioned device is installed in the block terminal; According to circuit requirement inside is connected between each device; And the connecting line between power supply, controller and each electrical appliance is connected on the connector that is located on the block terminal box body; Plug receptacle on the connector comprises: the positive plug receptacle V+ of the power supply that is connected with air switch KK, and power-V-establishes D1, D2, D3, D4, five plug receptacles of D5; The plug receptacle J1K that is connected with the contact of DC charging relay J 1; The plug receptacle J1X that is connected with the coil of DC charging relay J 1, the plug receptacle J2K that is connected with the contact of AC charging relay J 2, the plug receptacle J2X that is connected with the coil of AC charging relay J 2; The plug receptacle J3K that is connected with the contact of pre-charge-relay J3 and main relay J4; The plug receptacle J3X that is connected with the coil of pre-charge-relay J3 with the plug receptacle J4X that main electrical relay J4 coil is connected, draws plug receptacle J5X behind the other end of main relay J4 coil and annex relay J 5 coils from parallel connection of coils; The contact of annex relay J 5 is drawn plug receptacle R1C, plug receptacle R2C, plug receptacle R3C respectively through DC/DC transducer fuse R1, air-conditioning fuse R2, PTC heating fuse R3, and the earth terminal of each relay coil connects the back and is connected with ground connection plug receptacle V0.
2. pure electric automobile according to claim 1 is used high voltage distribution box; It is characterized in that: block terminal comprises box body (1), lid (2); A side is connected by the detachable mechanism (3) that is hinged between box body (1) and the lid (2); Opposite side is established the Button Block (5a) and the buckle (5b) of mutual coupling, and connector (1a) is installed on the box body (1), also has fuse Connection Block (1b), relay Connection Block (1c) and air switch installing rack (1d) in the box body (1); Have on the box body (1) and the fixing mounting bracket (4) of vehicle body.
CN201120302062XU 2011-08-19 2011-08-19 High-voltage power distribution box for pure electric automobile CN202217914U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201120302062XU CN202217914U (en) 2011-08-19 2011-08-19 High-voltage power distribution box for pure electric automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201120302062XU CN202217914U (en) 2011-08-19 2011-08-19 High-voltage power distribution box for pure electric automobile

Publications (1)

Publication Number Publication Date
CN202217914U true CN202217914U (en) 2012-05-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201120302062XU CN202217914U (en) 2011-08-19 2011-08-19 High-voltage power distribution box for pure electric automobile

Country Status (1)

Country Link
CN (1) CN202217914U (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102916354A (en) * 2012-10-10 2013-02-06 潍柴动力股份有限公司 High-tension distribution box for electric vehicle
CN102923070A (en) * 2012-10-26 2013-02-13 武汉理工通宇新源动力有限公司 High-voltage power distribution system for electric automobile
CN104158098A (en) * 2014-08-19 2014-11-19 四川永贵科技有限公司 Electric automobile high voltage distribution box
CN104505782A (en) * 2015-01-04 2015-04-08 浙江永贵电器股份有限公司 High-voltage power supply distribution box assembly for new energy vehicle
CN104908603A (en) * 2015-05-25 2015-09-16 新乡市新能电动汽车有限公司 DC/DC converter ignition starting device for electric vehicle
CN105896421A (en) * 2015-12-31 2016-08-24 鹤壁市瑞丰电器有限公司 High-voltage distribution box of new energy automobile
CN106347169A (en) * 2015-07-17 2017-01-25 北京理工大学 Distributed four-wheel drive pure electric vehicle electrical system
CN106740128A (en) * 2016-12-09 2017-05-31 奇瑞汽车股份有限公司 A kind of block terminal for electric automobile
CN108657088A (en) * 2017-04-01 2018-10-16 上海蔚来汽车有限公司 For the high voltage distribution box of electric vehicle, electric control system and electric vehicle
CN109591727A (en) * 2018-11-16 2019-04-09 广州小鹏汽车科技有限公司 A kind of electric car block terminal

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102916354A (en) * 2012-10-10 2013-02-06 潍柴动力股份有限公司 High-tension distribution box for electric vehicle
CN102923070A (en) * 2012-10-26 2013-02-13 武汉理工通宇新源动力有限公司 High-voltage power distribution system for electric automobile
CN102923070B (en) * 2012-10-26 2014-10-29 武汉理工通宇新源动力有限公司 High-voltage power distribution system for electric automobile
CN104158098A (en) * 2014-08-19 2014-11-19 四川永贵科技有限公司 Electric automobile high voltage distribution box
CN104505782A (en) * 2015-01-04 2015-04-08 浙江永贵电器股份有限公司 High-voltage power supply distribution box assembly for new energy vehicle
CN104908603A (en) * 2015-05-25 2015-09-16 新乡市新能电动汽车有限公司 DC/DC converter ignition starting device for electric vehicle
CN106347169A (en) * 2015-07-17 2017-01-25 北京理工大学 Distributed four-wheel drive pure electric vehicle electrical system
CN105896421A (en) * 2015-12-31 2016-08-24 鹤壁市瑞丰电器有限公司 High-voltage distribution box of new energy automobile
CN105896421B (en) * 2015-12-31 2017-06-30 鹤壁市瑞丰电器有限公司 A kind of high voltage distribution box of new-energy automobile
CN106740128A (en) * 2016-12-09 2017-05-31 奇瑞汽车股份有限公司 A kind of block terminal for electric automobile
CN106740128B (en) * 2016-12-09 2019-06-14 奇瑞汽车股份有限公司 A kind of block terminal for electric car
CN108657088A (en) * 2017-04-01 2018-10-16 上海蔚来汽车有限公司 For the high voltage distribution box of electric vehicle, electric control system and electric vehicle
CN108657088B (en) * 2017-04-01 2020-10-16 上海蔚来汽车有限公司 High-voltage distribution box for electric automobile, electric control system and electric automobile
CN109591727A (en) * 2018-11-16 2019-04-09 广州小鹏汽车科技有限公司 A kind of electric car block terminal

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20130318

Address after: 430056 No. 1 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei, China

Patentee after: Dongfeng Car Co.

Address before: 430057 No. 399 Lake Avenue, Wuhan economic and Technological Development Zone, Wuhan, Hubei, Zhushan

Patentee before: Dongfeng Autocars Co., Ltd.

ASS Succession or assignment of patent right

Owner name: DONGFENG CAR CO.

Free format text: FORMER OWNER: DONGFENG AUTOCARS CO., LTD.

Effective date: 20130318

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 430057 WUHAN, HUBEI PROVINCE TO: 430056 WUHAN, HUBEI PROVINCE