CN202405629U - High-voltage power distribution box for electric vehicle - Google Patents
High-voltage power distribution box for electric vehicle Download PDFInfo
- Publication number
- CN202405629U CN202405629U CN2012200298341U CN201220029834U CN202405629U CN 202405629 U CN202405629 U CN 202405629U CN 2012200298341 U CN2012200298341 U CN 2012200298341U CN 201220029834 U CN201220029834 U CN 201220029834U CN 202405629 U CN202405629 U CN 202405629U
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- Prior art keywords
- high voltage
- distribution box
- voltage distribution
- electric automobile
- fuse
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- Expired - Fee Related
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Abstract
The utility model relates to a high-voltage power distribution box for an electric vehicle. The high-voltage power distribution box comprises a box body, more than two connectors arranged on the box body and contactors, a precharging resistor and at least one fuse, wherein the contactors, the precharging resistor and the fuses are connected with the connectors; the connectors are arranged on the side wall of the box body; a plurality of contactors are connected in parallel with one another; and the fuses are arranged on opposite sides of the contactors. Compared with the prior art, the high-voltage power distribution box for the electric vehicle has the characteristics of compact and firm structure, simple mounting operation, reliable circuit, high sealing property, high-voltage resistance, high current switching-on and switching-off resistance and high durability.
Description
Technical field
This practical vehicle electric field that belongs to relates to a kind of high voltage distribution box of electric automobile.
Background technology
Under the promotion of national industrial policies; New-energy automobile has received the very big attention of each auto vendor; And high voltage distribution box is the integrated of vehicle complete vehicle electrical control device, indispensable parts when being operation, and its performance quality will directly influence the quality of vehicle performance.The high voltage distribution box of traditional electric automobile, not only complex structure can not be applicable to a plurality of occasions flexibly, and be not easy repair demolition, poor sealing, water proofing property is poor, a little less than the anti-electromagnetic interference capability; Simultaneously, electric automobile under high-pressure situations, inner arc resistant breakdown capability, anti-pressure ability and anti-make-break capacity all very a little less than, thereby use fail safe and reliability is all good inadequately, had a strong impact on the electric automobile serviceability.
Given this, the high voltage distribution box that in another Chinese patent 201020238966.6, proposes comprises main cartridge, and a side of main cartridge is being communicated with the fuse box body; The main cartridge that is communicated with the place with the fuse box body is provided with the insurance insulation board, is provided with two D.C. contactors, insulating monitoring module and binding post in the main cartridge, and lateral surface is provided with two multicore connectors up and down side by side; Insurance vertically is provided with three mini fuse silks and a big fuse on the insulation board side by side, and fuse box body bottom is provided with four single core connectors side by side, between big fuse and the single core connector with quadrature L shaped to be connected copper sheet continuous.Though the connector of this patent can plug timely and conveniently; Inspection and replacing fuse are convenient; And the high-voltage safety property of electric automobile increases, but the sealing of this high voltage distribution box and water proofing property are bad, and inner arc resistant breakdown capability, anti-pressure ability and anti-make-break capacity are relatively poor; Therefore, safety inadequately in the use.
What propose at another Chinese patent 200620109769.8 is a kind of high voltage power distribution cartridge of hybrid vehicle, comprises box body, establishes first water joint, second water joint and the 3rd water joint on the box body; Be provided with main relay, current transformer, pre-charge resistance, pre-charge-relay, cooling fan relay, BCM control relay, IPU control relay in the box body, control relay powers on; Pre-charge resistance and pre-charge-relay loop and main relay are connected in the input and the output of high voltage power power supply simultaneously; Current transformer is as independent loop.Though this high voltage distribution box compact conformation, little, the simple installation of volume; Can satisfy the requirement of the anti-electromagnetic interference of automobile controller, but its sealing is good inadequately, water resistance is not good enough, and structure is comparatively numerous and diverse, and inner arc resistant breakdown capability, anti-pressure ability and anti-make-break capacity are still not good enough, inadequately safety, reliable.
In sum, existing high voltage distribution box also is necessary further perfect.
Summary of the invention
The utility model is that above-mentioned existing high voltage distribution box sealing is relatively poor in order to solve, a little less than poor, the anti-high pressure ability of arc resistant breakdown capability and the not enough problem of anti-make-break capacity, and the high voltage distribution box of the electric automobile that a kind of compact conformation, the water resistance that propose are good, good airproof performance, high pressure resistant, anti-current switching ability and endurance quality are strong.
The utility model is realized through following technical scheme:
The high voltage distribution box of above-mentioned electric automobile comprises box body, and said block terminal also comprises the connector that is installed in said box body and the contactor that is connected with said connector, preliminary filling resistance and fuse; Said connector is installed in said box side wall more than at least two; Said contactor is a plurality of of parallel connection; Said fuse at least more than one, be arranged in said contactor opposite side.
The high voltage distribution box of said electric automobile, wherein: said box body comprises casing and loam cake, is provided with seal washer between said casing and the loam cake.
The high voltage distribution box of said electric automobile, wherein: said connector has eight, is connected through copper winding displacement with described contactor, preliminary filling resistance and fuse respectively.
The high voltage distribution box of said electric automobile, wherein: said block terminal also is provided with mounting bracket, and said mounting bracket detachably is installed in said box body two lateral walls.
The high voltage distribution box of said electric automobile, wherein: said casing inner bottom surface is provided with connecting plate, and it is central that said preliminary filling resistance is installed in said connecting plate.
The high voltage distribution box of said electric automobile, wherein: said contactor comprises two high voltage connectors and three common contactors, is divided into two groups and is installed in the adjacent dual-side of said connecting plate respectively.
The high voltage distribution box of said electric automobile, wherein: said fuse is a high-tension fuse and three common fuses of parallel connection, is divided into two groups and is installed in respectively on one group of adjacent side of said connecting plate.
The high voltage distribution box of said electric automobile, wherein: also be equiped with air switch in the said block terminal, said air switch is connected with said fuse, contactor and preliminary filling resistance respectively through copper winding displacement.
Beneficial effect:
Fix with the sealing gasket sealing and with screw between the utility model loam cake and the cabinet, good airproof performance is convenient to repair demolition; Main circuit adopts copper winding displacement as lead, has compact conformation, and is simple and circuit is reliable, high voltage bearing characteristics; Mounting bracket and cabinet adopt the split design, can be fit to the different occasions of installing; Fuse and air switch combination are used, and the car load circuit is carried out the graduation protection, and fail safe is better; At contactor main circuit series connection preliminary filling resistance, in assist control battery pre-charging stream, play the effect of protection contacts of contactor; Internal connection line adopts the double hyer insulation design, has increased the arc resistant breakdown capability; Adopt the HVDC contactor, promoted anti-current switching ability of product and endurance quality greatly; Each port is selected precision connector for use, and is safe and reliable.
Description of drawings
Fig. 1 is the decomposing schematic representation of the high voltage distribution box of the utility model electric automobile;
Fig. 2 is the surface structure sketch map of the high voltage distribution box of the utility model electric automobile;
Fig. 3 is the structural representation that removes loam cake of the high voltage distribution box of the utility model electric automobile;
Fig. 4 is the internal structure sketch map 1 of the high voltage distribution box of the utility model electric automobile;
Fig. 5 is the internal structure sketch map 2 of the high voltage distribution box of the utility model electric automobile;
Fig. 6 is the loam cake decomposing schematic representation of the high voltage distribution box of the utility model electric automobile;
Fig. 7 is the mounting bracket structural representation of the high voltage distribution box of the utility model electric automobile;
Fig. 8 is the connector construction sketch map of the high voltage distribution box of the utility model electric automobile.
Embodiment
Extremely shown in Figure 8 like Fig. 1; The high voltage distribution box of the electric automobile of this utility model; Comprise box body 1, be installed in mounting bracket 2, connector 4 on the box body 1, and the connecting plate 3, lead 5, air switch 6, contactor 7, preliminary filling resistance 8 and the fuse 9 that are contained in box body 1 inside.
Around the loam cake 12 and middle part all is provided with pilot hole 121, and the middle part also is provided with a square opening 122;
Connecting plate 3 is installed in casing 11 inner bottom surfaces, and this connecting plate 3 is provided with pilot hole 31.
Wherein, there are two high voltage connectors 71 also to be connected with four connectors 4 respectively through lead 5 with two common contactors 72
Preliminary filling resistance 8 is positioned at the middle part of connecting plate 3, and wherein, preliminary filling resistance 7 tops and air switch 6 bottoms are fixed, and preliminary filling resistance 7 bottoms and connecting plate 3 are fixing, and preliminary filling resistance 7 is connected with air switch 6 with contactor 7 respectively through lead 5.
The utlity model has compact conformation, firm and circuit is reliable, water resistance good, good airproof performance, high pressure resistant, anti-current switching ability strong and the characteristics of excellent in durability, and assemble easyly, can be applicable to different occasions.
Claims (8)
1. the high voltage distribution box of an electric automobile comprises box body, it is characterized in that: said block terminal also comprises the connector that is installed in said box body and the contactor that is connected with said connector, preliminary filling resistance and fuse; Said connector is installed in said box side wall more than at least two; Said contactor is a plurality of of parallel connection; Said fuse at least more than one, be arranged in said contactor opposite side.
2. the high voltage distribution box of electric automobile according to claim 1, it is characterized in that: said box body comprises casing and loam cake, is provided with seal washer between said casing and the loam cake.
3. the high voltage distribution box of electric automobile according to claim 1, it is characterized in that: said connector has eight, is connected through copper winding displacement with described contactor, preliminary filling resistance and fuse respectively.
4. the high voltage distribution box of electric automobile as claimed in claim 1, it is characterized in that: said block terminal also is provided with mounting bracket, and said mounting bracket detachably is installed in said box body two lateral walls.
5. according to claim 1 or claim 2 the high voltage distribution box of electric automobile, it is characterized in that: said casing inner bottom surface is provided with connecting plate, and said preliminary filling resistance is installed in said connecting plate central authorities.
6. the high voltage distribution box of electric automobile as claimed in claim 5, it is characterized in that: said contactor comprises two high voltage connectors and three common contactors, is divided into two groups and is installed in the adjacent dual-side of said connecting plate respectively.
7. the high voltage distribution box of electric automobile as claimed in claim 5 is characterized in that: said fuse comprises a high-tension fuse and three common fuses of parallel connection, is divided into two groups and is installed in respectively on one group of adjacent side of said connecting plate.
8. like the high voltage distribution box of claim 1 or 3 arbitrary described electric automobiles, it is characterized in that: also be equiped with air switch in the said block terminal, said air switch is connected with said fuse, contactor and preliminary filling resistance respectively through copper winding displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200298341U CN202405629U (en) | 2012-01-30 | 2012-01-30 | High-voltage power distribution box for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200298341U CN202405629U (en) | 2012-01-30 | 2012-01-30 | High-voltage power distribution box for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202405629U true CN202405629U (en) | 2012-08-29 |
Family
ID=46703246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200298341U Expired - Fee Related CN202405629U (en) | 2012-01-30 | 2012-01-30 | High-voltage power distribution box for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202405629U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909884A (en) * | 2014-03-21 | 2014-07-09 | 杭州金兰达新能源科技有限公司 | Electric passenger vehicle controller |
| CN104943631A (en) * | 2015-07-01 | 2015-09-30 | 南通阿斯通电器制造有限公司 | High-voltage distribution box for electric car |
| CN105914548A (en) * | 2016-06-16 | 2016-08-31 | 重庆长安汽车股份有限公司 | Line switching box and battery pack used for electric automobile |
| CN108539633A (en) * | 2018-05-24 | 2018-09-14 | 郑州云海信息技术有限公司 | A kind of heat pipe air conditioner block terminal |
-
2012
- 2012-01-30 CN CN2012200298341U patent/CN202405629U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909884A (en) * | 2014-03-21 | 2014-07-09 | 杭州金兰达新能源科技有限公司 | Electric passenger vehicle controller |
| CN103909884B (en) * | 2014-03-21 | 2016-06-15 | 杭州金兰达新能源科技有限公司 | A kind of electric passenger vehicle controller |
| CN104943631A (en) * | 2015-07-01 | 2015-09-30 | 南通阿斯通电器制造有限公司 | High-voltage distribution box for electric car |
| CN105914548A (en) * | 2016-06-16 | 2016-08-31 | 重庆长安汽车股份有限公司 | Line switching box and battery pack used for electric automobile |
| CN105914548B (en) * | 2016-06-16 | 2018-03-02 | 重庆长安汽车股份有限公司 | A kind of circuit switching box and battery bag for electric automobile |
| CN108539633A (en) * | 2018-05-24 | 2018-09-14 | 郑州云海信息技术有限公司 | A kind of heat pipe air conditioner block terminal |
| CN108539633B (en) * | 2018-05-24 | 2024-03-19 | 郑州云海信息技术有限公司 | Distribution box for heat pipe air conditioner |
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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: 20120829 Termination date: 20210130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |