CN203800515U - High-voltage power distribution box with interlocking protection function - Google Patents

High-voltage power distribution box with interlocking protection function Download PDF

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Publication number
CN203800515U
CN203800515U CN201420053067.7U CN201420053067U CN203800515U CN 203800515 U CN203800515 U CN 203800515U CN 201420053067 U CN201420053067 U CN 201420053067U CN 203800515 U CN203800515 U CN 203800515U
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CN
China
Prior art keywords
connector
unit
termination plug
box
plug
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN201420053067.7U
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Chinese (zh)
Inventor
蔡德明
张送
赵小羽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SAIC GM Wuling Automobile Co Ltd
Original Assignee
SAIC GM Wuling Automobile Co Ltd
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 SAIC GM Wuling Automobile Co Ltd filed Critical SAIC GM Wuling Automobile Co Ltd
Priority to CN201420053067.7U priority Critical patent/CN203800515U/en
Application granted granted Critical
Publication of CN203800515U publication Critical patent/CN203800515U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a high-voltage power distribution box with an interlocking protection function. The high-voltage power distribution box comprises a sealed box body, a motor controller end connector, a heater end connector, an air conditioner end connector, a charger end connector, a battery end connector, a DC/DC end connector, a relay, a fuse and a connecting copper bar, wherein the motor controller end connector, the heater end connector, the air conditioner end connector, the charger end connector, the battery end connector and the DC/DC end connector are sealed on the box body, and the relay, the fuse and the connecting copper bar are arranged in the box body. The motor controller end connector, the heater end connector, the air conditioner end connector, the charger end connector and the DC/DC end connector are in on-off connection with the battery end connector through the connecting copper bar. The battery end connector is connected with a battery. The motor controller end connector, the heater end connector, the air conditioner end connector, the charger end connector and the DC/DC end connector are connected in series to a high-voltage interlocking circuit, and the high-voltage interlocking circuit is communicated with a whole vehicle controller. The high-voltage power distribution box with an interlocking protection function of the utility model is simple in structure, the plug-pull state of connectors of a high-voltage circuit can be monitored in real time, on-off of the high-voltage circuit can be controlled, and the safety performance of high-voltage electricity consumption can be improved.

Description

A kind of high voltage distribution box with interlock protection function
Technical field
The utility model relates to a kind of block terminal, particularly relates to a kind of automobile-used high voltage distribution box with interlock protection function.
Background technology
High voltage distribution box is the important component part of electrical control device in electric automobile, its Main Function is that electrokinetic cell electric power is transported to electric system, charging system, air-conditioning system, PTC heating system, DC/DC etc. by distribution devices such as relay, fuses, and high voltage distribution box performance quality will affect vehicle security and reliability.There is the shortcomings such as degree of protection is lower, high pressure electrical safety is poor in existing electric automobile high-voltage block terminal, thereby it is all good not to use safety and reliability, has had a strong impact on electric automobile serviceability.
Summary of the invention
The utility model completes in order to solve deficiency of the prior art; the purpose of this utility model be to provide a kind of simple in structure, can Real-Time Monitoring high-tension circuit in each connector plug state; and according to the break-make of the state control high-tension circuit monitoring, improve the high voltage distribution box with interlock protection function of high pressure Electrical Safety performance.
A kind of high voltage distribution box with interlock protection function of the present utility model, the box body and the sealing that comprise sealing are arranged at the electric machine controller termination plug-in unit on described box body, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit, battery-end connector, DC/DC termination plug-in unit and be arranged at the relay in described box body, fuse be connected copper bar, described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit can break-make be connected with described battery-end connector by being connected copper bar with DC/DC termination plug-in unit, described battery-end plug connector is connected with battery, described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are series in high-voltage interlocking path, described high-voltage interlocking path is communicated with entire car controller.
A kind of high voltage distribution box with interlock protection function of the present utility model can also be:
Described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are connected by high-voltage interlocking holding wire respectively, described high-voltage interlocking holding wire forms high-voltage interlocking path, and described high-voltage interlocking holding wire is connected with described entire car controller respectively.
Described box body comprises end box and covers the lid on box of the described end, box inwall setting of the described end protection switch of uncapping, described in uncap contact and the lid lower surface of protection switch offset, described in the uncap holding wire of protection switch be connected with described entire car controller.
Between box of the described end and described lid, by being set, sealing gasket sealing covers.
Layering seat is set in described box body, and described fuse is positioned at described layering seat top, and described relay is positioned at layering seat below.
Described electric machine controller termination plug-in unit, described heater terminal connector, described air-conditioning termination plug-in unit, described charger termination plug-in unit, described battery-end connector, described DC/DC termination plug-in unit are water-proof type connector.
A kind of high voltage distribution box with interlock protection function of the present utility model, it comprises that the box body of sealing and sealing are arranged at the electric machine controller termination plug-in unit on described box body, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit, battery-end connector, DC/DC termination plug-in unit and be arranged at the relay in described box body, fuse be connected copper bar, described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit can break-make be connected with described battery-end connector by being connected copper bar with DC/DC termination plug-in unit, described battery-end plug connector is connected with battery, described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are series in high-voltage interlocking path, described high-voltage interlocking path is communicated with described entire car controller.Like this, because described battery-end plug connector is connected with battery, described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are series in high-voltage interlocking path, and described high-voltage interlocking path is communicated with described entire car controller.Therefore, between above-mentioned connector, formed high-voltage interlocking, when any one connector inserts or extracts, all can cause the saltus step of high-voltage interlocking path, signal, this signal transfers to entire car controller, and entire car controller detects the plug state of each connector, controls the break-make of high-tension circuit, the advantage having is in terms of existing technologies to guarantee maintenance and Electrical Safety, avoids it to affect electric automobile serviceability.
Accompanying drawing explanation
A kind of high voltage distribution box schematic diagram with interlock protection function of Fig. 1 the utility model.
Fig. 2 the utility model is a kind of has box schematic diagram at the bottom of the high voltage distribution box of interlock protection function.
A kind of high voltage distribution box circuit diagram with interlock protection function of Fig. 3 the utility model.
Figure number explanation
1 ... box body 2 ... end box 3 ... lid
4 ... electric machine controller termination plug-in unit 5 ... heater terminal connector 6 ... air-conditioning termination plug-in unit
7 ... charger termination plug-in unit 8 ... battery-end connector 9 ... DC/DC termination plug-in unit
10 ... high-voltage interlocking holding wire 11 ... the protection switch 12 of uncapping ... layering seat
13 ... fuse 14 ... relay
Embodiment
Fig. 1 to Fig. 3 below in conjunction with accompanying drawing is described in further detail a kind of high voltage distribution box with interlock protection function of the present utility model.
A kind of high voltage distribution box with interlock protection function of the present utility model, please refer to Fig. 1 to Fig. 3, the box body 1 and the sealing that comprise sealing are arranged at the electric machine controller termination plug-in unit 4 on described box body 1, heater terminal connector 5, air-conditioning termination plug-in unit 6, charger termination plug-in unit 7, battery-end connector 8, DC/DC termination plug-in unit 9 and be arranged at the relay 14 in described box body 1, fuse 13 be connected copper bar, described electric machine controller termination plug-in unit 4, heater terminal connector 5, air-conditioning termination plug-in unit 6, charger termination plug-in unit 7 can break-make be connected with described battery-end connector 8 by being connected copper bar with DC/DC termination plug-in unit 9, described battery-end plug connector is connected with battery, described electric machine controller termination plug-in unit 4, heater terminal connector 5, air-conditioning termination plug-in unit 6, charger termination plug-in unit 7 and DC/DC termination plug-in unit 9 are series in high-voltage interlocking path, described high-voltage interlocking path is communicated with entire car controller.Like this, because described battery-end plug connector is connected with battery, described electric machine controller termination plug-in unit 4, heater terminal connector 5, air-conditioning termination plug-in unit 6, charger termination plug-in unit 7 and DC/DC termination plug-in unit 9 are series in high-voltage interlocking path, and described high-voltage interlocking path is communicated with described entire car controller.Therefore, between above-mentioned connector, formed high-voltage interlocking, when any one connector inserts or extracts, all can cause the saltus step of high-voltage interlocking path, signal, this signal transfers to entire car controller, and entire car controller detects the plug state of each connector, controls the break-make of high-tension circuit, the advantage having is in terms of existing technologies to guarantee maintenance and Electrical Safety, avoids it to affect electric automobile serviceability.Wherein between each connector and battery-end connector 8, be in series with respectively fuse 13 and relay 14.
A kind of high voltage distribution box with interlock protection function of the present utility model; please refer to Fig. 1 to Fig. 3; on the basis of previous technique scheme, can be specifically that described electric machine controller termination plug-in unit 4, heater terminal connector 5, air-conditioning termination plug-in unit 6, charger termination plug-in unit 7 and DC/DC termination plug-in unit 9 are respectively by 10 series connection of high-voltage interlocking holding wire; described high-voltage interlocking holding wire 10 forms high-voltage interlocking path, and described high-voltage interlocking holding wire 10 is connected with described entire car controller respectively.Simple in structure like this, and convenient wiring.Can certainly be to use other modes by above-mentioned each connector series connection.Can also be that described box body 1 comprises end box 2 and covers the lid 3 on box of the described end 2; box of the described end 2 inwall settings protection switch 11 of uncapping; the contact of the described protection switch 11 of uncapping and lid 3 lower surfaces offset, described in the uncap holding wire of protection switch 11 be connected with described entire car controller.Like this; at lid 3, because of unexpected, open or when maintenance personal opens, all can cause the saltus step of the protection switch 11 of uncapping, this skip signal exports entire car controller to by the holding wire of the protection switch 11 of uncapping; control high-tension circuit disconnects, and improves high voltage distribution box safety in utilization.
A kind of high voltage distribution box with interlock protection function of the present utility model, please refer to Fig. 1 to Fig. 3, on the basis of foregoing technical scheme, can also be by sealing gasket sealing is set, to cover between box of the described end 2 and described lid 3.Using the advantage of sealing ring is that sealing effectiveness is good, and cost is low, easy to maintenance.Can also be the interior layering seat 12 that arranges of described box body 1, fuse 13 be positioned at described layering seat 12 tops, and relay 14 is positioned at layering seat 12 belows.Layering seat 12 the volume and weight that can reduce high voltage distribution box is set, improve high voltage distribution box power density.
A kind of high voltage distribution box with interlock protection function of the present utility model; please refer to Fig. 1 to Fig. 3; on the basis of foregoing technical scheme, can also be that described electric machine controller termination plug-in unit 4, described heater terminal connector 5, described air-conditioning termination plug-in unit 6, described charger termination plug-in unit 7, described battery-end connector 8, described DC/DC termination plug-in unit 9 are water-proof type connector.Improve like this degree of protection of integral high pressure block terminal, reach IP67.
Above-mentionedly only several specific embodiments in the utility model are illustrated; but can not be as protection range of the present utility model; every equivalence variation of having done according to the design spirit in the utility model or modification or equal proportion zoom in or out etc., all should think and fall into protection range of the present utility model.

Claims (6)

1. a high voltage distribution box with interlock protection function, it is characterized in that: comprise that the box body of sealing and sealing are arranged at the electric machine controller termination plug-in unit on described box body, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit, battery-end connector, DC/DC termination plug-in unit and be arranged at the relay in described box body, fuse be connected copper bar, described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit can break-make be connected with described battery-end connector by being connected copper bar with DC/DC termination plug-in unit, described battery-end plug connector is connected with battery, described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are series in high-voltage interlocking path, described high-voltage interlocking path is communicated with entire car controller.
2. a kind of high voltage distribution box with interlock protection function according to claim 1; it is characterized in that: described electric machine controller termination plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are connected by high-voltage interlocking holding wire respectively; described high-voltage interlocking holding wire forms high-voltage interlocking path, and described high-voltage interlocking holding wire is connected with described entire car controller respectively.
3. a kind of high voltage distribution box with interlock protection function according to claim 1; it is characterized in that: described box body comprises end box and covers the lid on box of the described end; box inwall setting of the described end protection switch of uncapping; the contact of the described protection switch of uncapping and lid lower surface offset, described in the uncap holding wire of protection switch be connected with described entire car controller.
4. a kind of high voltage distribution box with interlock protection function according to claim 3, is characterized in that: between box of the described end and described lid, by sealing gasket sealing is set, cover.
5. according to a kind of high voltage distribution box with interlock protection function described in any claim of claim 1 to 4, it is characterized in that: layering seat is set in described box body, and described fuse is positioned at described layering seat top, and described relay is positioned at layering seat below.
6. according to a kind of high voltage distribution box with interlock protection function described in any claim of claim 1 to 4, it is characterized in that: described electric machine controller termination plug-in unit, described heater terminal connector, described air-conditioning termination plug-in unit, described charger termination plug-in unit, described battery-end connector, described DC/DC termination plug-in unit are water-proof type connector.
CN201420053067.7U 2014-01-27 2014-01-27 High-voltage power distribution box with interlocking protection function Expired - Fee Related CN203800515U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

Publication Number Publication Date
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105846750A (en) * 2016-03-17 2016-08-10 中国第汽车股份有限公司 Electric car motor controller
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
CN105984405A (en) * 2015-03-06 2016-10-05 上海豪骋机电科技有限公司 High-voltage interlocking maintenance safety device of high-voltage power distribution box
CN106799968A (en) * 2015-11-26 2017-06-06 河北优控新能源科技有限公司 Motor vehicle driven by mixed power high-voltage interlocking loop based on security strategy(HVIL)Design
CN107650836A (en) * 2017-09-29 2018-02-02 奇瑞汽车股份有限公司 Block terminal, automobile for automobile
CN111071047A (en) * 2019-12-25 2020-04-28 浙江合众新能源汽车有限公司 Novel low-cost battery manual service switch

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105984405A (en) * 2015-03-06 2016-10-05 上海豪骋机电科技有限公司 High-voltage interlocking maintenance safety device of high-voltage power distribution box
CN106799968A (en) * 2015-11-26 2017-06-06 河北优控新能源科技有限公司 Motor vehicle driven by mixed power high-voltage interlocking loop based on security strategy(HVIL)Design
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
CN105846750A (en) * 2016-03-17 2016-08-10 中国第汽车股份有限公司 Electric car motor controller
CN105846750B (en) * 2016-03-17 2018-05-08 中国第一汽车股份有限公司 A kind of electric vehicle motor controller
CN107650836A (en) * 2017-09-29 2018-02-02 奇瑞汽车股份有限公司 Block terminal, automobile for automobile
CN111071047A (en) * 2019-12-25 2020-04-28 浙江合众新能源汽车有限公司 Novel low-cost battery manual service switch
CN111071047B (en) * 2019-12-25 2021-07-02 浙江合众新能源汽车有限公司 Low-cost battery manual service switch

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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: 20140827

Termination date: 20210127