CN202474546U - High-voltage distribution box for electric automobile - Google Patents
High-voltage distribution box for electric automobile Download PDFInfo
- Publication number
- CN202474546U CN202474546U CN2011205632156U CN201120563215U CN202474546U CN 202474546 U CN202474546 U CN 202474546U CN 2011205632156 U CN2011205632156 U CN 2011205632156U CN 201120563215 U CN201120563215 U CN 201120563215U CN 202474546 U CN202474546 U CN 202474546U
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- China
- Prior art keywords
- box body
- electric automobile
- voltage distribution
- distribution box
- high voltage
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Abstract
The utility model relates to a high-voltage distribution box for an electric automobile, comprising a box body, wherein a high-voltage relay and a high-speed fuse which are connected with a high-voltage electric device are arranged in the box body; a high-voltage relay, a high-speed fuse and a precharge resistance which are connected with a vehicle-mounted charger are arranged in the box body; a main high-voltage relay, a main fuse and a negative pole busbar are in common and are arranged in the box body; and two sides of the box body are provided with a plurality of water-proof attachment joints and locking heads. The high-voltage distribution box for an electric automobile has the advantages of reducing the volume and weight as much as possible on the premise of guaranteeing safe insulation, being compact in structure, being reasonable in arrangement, being reasonable in distribution of peripheral interfaces of the high-voltage distribution box on the premise of fully considering the general arrangement of the whole vehicle, being safe and reliable and being convenient for mounting and maintenance.
Description
Technical field
The utility model relates to electric automobile electrical system device field, especially relates to a kind of electric automobile high voltage distribution box.
Background technology
At present, the electric automobile that has a Zero-discharge non-pollution has more and more received various countries and has paid attention to.High voltage distribution box is the important component part of electrical control device in the electric automobile, and its performance quality will directly influence the quality of vehicle performance.The traditional electric automobile high voltage distribution box exists that the high pressure electrical safety is poor, topology layout is unreasonable, the peripheral interface irrational distribution causes cabin high pressure wire harness to arrange shortcomings such as fail safe is low, the degree of protection design can not meet the demands, control precision difference.Simultaneously, the high voltage distribution box installation site is left front district in the cabin, and frontal collision test should the serious deformation in zone, and potential safety hazard is big.
The utility model content
The utility model technical problem to be solved provides a kind of electric automobile high voltage distribution box, overcomes the above-mentioned technical problem that exists in the prior art.
The utility model adopts following technical scheme:
A kind of electric automobile high voltage distribution box; Comprise box body; In said box body, be provided with the high-voltage relay and the fast acting fuse that link to each other with the high pressure power consumption equipment; And the high-voltage relay, fast acting fuse and the pre-charge resistance that link to each other with the vehicle-mounted charge machine, also be provided with shared main high-voltage relay, main fuse and the negative pole busbar that confluxes in the said box body, and a plurality of waterproof jointings and locking head be set in the both sides of box body.
Further, said box body both sides are provided with the block terminal mounting bracket.
Further, said high-voltage relay, fast acting fuse, pre-charge resistance and the negative pole busbar that confluxes is fixed in the box body through the liner fixed head.
Further, said box body is seven trapezium structures.
Further, said box body is installed in the automobile cabin after the two front vehicle wheel axis.
Through above technical scheme, the utlity model has following technique effect:
A) a kind of electric automobile high voltage distribution box of the utility model has reduced volume and weight as far as possible under the prerequisite that guarantees safe insulation, and compact conformation is rationally distributed.Under the prerequisite that takes into full account the car load general arrangement, the high voltage distribution box peripheral interface distributes rationally, and is safe and reliable, convenient for installation and maintenance simultaneously.
B) this high voltage distribution box adopts liner fixed head mode fixed part, outside waterproof jointing and the locking head of adopting, and degree of protection reaches IP67.
C) this high voltage distribution box installation site finds that through bump test the possibility that this place is extruded damage is lower after two front vehicle wheel axis.And can pass through external crash sensor, control high voltage distribution box fast shut-off high voltage supply when bumping, the broken height compression functions when having realized collision has improved the fail safe that car load collides.
Description of drawings
Fig. 1 is the utility model external overall figure;
Fig. 2 is Fig. 1 left view;
Fig. 3 is Fig. 1 right view;
Fig. 4 is the utility model cut-away view.
Fig. 5 is the electrical schematic diagram of the utility model high voltage distribution box.
Embodiment
Describe in detail below in conjunction with the preferred case study on implementation of accompanying drawing to the utility model.
As shown in Figure 4; A kind of electric automobile high voltage distribution box of the utility model; Comprise box body, in box body, be provided with the high-voltage relay 3,4 and the fast acting fuse 5 that link to each other with the high pressure power consumption equipment, and the high-voltage relay 11 that links to each other with the vehicle-mounted charge machine, fast acting fuse 5 and pre-charge resistance 6; Also be provided with shared main high-voltage relay 7, main fuse 2 and the negative pole busbar 1 that confluxes in the box body, and a plurality of waterproof jointings 12 and locking head 13 be set in the both sides of box body.
Like Fig. 1, Fig. 2 and shown in Figure 3, the box body both sides are provided with block terminal mounting bracket 14, and simultaneously for ease of installing and increasing the space in the box body, box body is designed to seven trapezium structures, and are installed in the automobile cabin after the two front vehicle wheel axis.Find that through bump test the possibility that this place is extruded damage is lower.And can pass through external crash sensor, control high voltage distribution box fast shut-off high voltage supply when bumping, the broken height compression functions when having realized collision has improved the fail safe that car load collides.
Conflux busbar 1, pre-charge resistance 6, fast acting fuse 2,5 and high- voltage relay 3,4,7,11 of above-mentioned negative pole is fixed in the box body through the liner fixed head, outside waterproof jointing 12 and the locking head 13 of adopting of box body simultaneously, and degree of protection can reach IP67.
Shown in Figure 5 is the electrical schematic diagram of each device in the utility model high voltage distribution box; Above-mentioned high pressure power consumption equipment comprises DC chopper 8, air-conditioning 9, warm braw 10; On the start-up control circuit of DC chopper, air-conditioning, warm braw, link to each other with high-voltage relay J4, J5, a J6 respectively; Master controller through automobile is controlled powering on of high pressure power consumption equipment, on the branch circuit of DC chopper, air-conditioning, warm braw, also respectively is connected with a fast acting fuse F2, F3, F4 simultaneously.The circuit that the vehicle-mounted charge machine links to each other with battery is provided with a fast acting fuse F5 and two high-voltage relay J1, J2 that are connected in parallel; And be connected in series a pre-charge resistance R on a high-voltage relay branch road therein; Realize the intellectuality of pre-charging functions; Effectively protect and prolonged the useful life of the positive and negative relay of high pressure, improved fail safe, the reliability of car load.Above-mentioned each branch circuit links to each other with main circuit through main high-voltage relay J3, a main fuse F1; And above-mentioned each high-voltage relay is by the battery management system software control; Real-time status according to electrokinetic cell and car load; Under abnormal conditions, can break off high voltage supply fast, guarantee car load and driver and conductor's fail safe.
More than a kind of electric automobile high voltage distribution box that the utility model embodiment is provided carried out detailed introduction; For one of ordinary skill in the art; According to the thought of the utility model embodiment, the part that on embodiment and range of application, all can change, in sum; This description should not be construed as the restriction to the utility model, and all any changes of being made according to the utility model design philosophy are all within the protection range of the utility model.
Claims (5)
1. electric automobile high voltage distribution box; Comprise box body; It is characterized in that; In said box body, be provided with the high-voltage relay (3,4) and the fast acting fuse (5) that link to each other with the high pressure power consumption equipment; And the high-voltage relay (11) that links to each other with the vehicle-mounted charge machine, fast acting fuse (5) and pre-charge resistance (6), also be provided with shared main high-voltage relay (7), main fuse (2) and the negative pole busbar (1) that confluxes in the said box body, and a plurality of waterproof jointings (12) and locking head (13) be set in the both sides of box body.
2. electric automobile high voltage distribution box according to claim 1 is characterized in that, said box body both sides are provided with block terminal mounting bracket (14).
3. electric automobile high voltage distribution box according to claim 1 is characterized in that, said high-voltage relay (3,4,7,11), fast acting fuse (2,5), pre-charge resistance (6) and the negative pole busbar (1) that confluxes is fixed in the box body through the liner fixed head.
4. electric automobile high voltage distribution box according to claim 1 is characterized in that, said box body is seven trapezium structures.
5. electric automobile high voltage distribution box according to claim 1 is characterized in that, said box body is installed in the automobile cabin after the two front vehicle wheel axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205632156U CN202474546U (en) | 2011-12-29 | 2011-12-29 | High-voltage distribution box for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205632156U CN202474546U (en) | 2011-12-29 | 2011-12-29 | High-voltage distribution box for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202474546U true CN202474546U (en) | 2012-10-03 |
Family
ID=46922674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205632156U Expired - Lifetime CN202474546U (en) | 2011-12-29 | 2011-12-29 | High-voltage distribution box for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202474546U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2020143249A1 (en) * | 2019-01-08 | 2020-07-16 | 华为技术有限公司 | Distribution box and electrical vehicle |
-
2011
- 2011-12-29 CN CN2011205632156U patent/CN202474546U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2020143249A1 (en) * | 2019-01-08 | 2020-07-16 | 华为技术有限公司 | Distribution box and electrical vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 450016 Zhengzhou, Zhengzhou economic and Technological Development Zone, No. 1689 East Road, navigation, Patentee after: Hippocampus Motor Co., Ltd. Patentee after: Shanghai Haima Automobile Co., Ltd. Address before: 450016 Zhengzhou, Zhengzhou economic and Technological Development Zone, No. 1689 East Road, navigation, Patentee before: Haima Car Co., Ltd. Patentee before: Shanghai Haima Automobile Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190715 Address after: 450016 Zhengzhou, Zhengzhou economic and Technological Development Zone, No. 1689 East Road, navigation, Patentee after: Hippocampus Motor Co., Ltd. Address before: 450016 Zhengzhou, Zhengzhou economic and Technological Development Zone, No. 1689 East Road, navigation, Co-patentee before: Shanghai Haima Automobile Co., Ltd. Patentee before: Hippocampus Motor Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |