CN206850261U - A kind of high-tension distribution box for vehicle power supply - Google Patents
A kind of high-tension distribution box for vehicle power supply Download PDFInfo
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- CN206850261U CN206850261U CN201720221874.9U CN201720221874U CN206850261U CN 206850261 U CN206850261 U CN 206850261U CN 201720221874 U CN201720221874 U CN 201720221874U CN 206850261 U CN206850261 U CN 206850261U
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- high voltage
- charging
- insurance
- cathode
- voltage connector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model belongs to technical field of new energy, specifically a kind of high-tension distribution box for vehicle power supply, including cathode circuit and cathode traces, the cathode circuit is provided with main road positive pole high voltage connector, preliminary filling high voltage connector after preliminary filling resistant series with being parallel to main road positive pole high voltage connector both ends, air-conditioning insurance, direct current output insurance and charging insurance are parallel with one another on the cathode circuit in preliminary filling resistance downstream, air-conditioning insurance connection air-conditioning high-voltage positive electrode, direct current output insurance connection direct current output positive pole, charging insurance connection charger positive pole；Main road negative pole high voltage connector and Hall sensor are sequentially provided with the cathode traces, air-conditioning high voltage negative and direct current output negative pole access the cathode traces of main road negative pole high voltage connector upstream, and charger negative pole passes through the charging cathode traces provided with charging high voltage connector and is connected with GND；Air-conditioning insurance, direct current output insurance and charging insurance are placed in safety box independent outside high-tension distribution box.The utility model is powered for vehicle, ensures the security of whole high-pressure system.
Description
Technical field
The utility model belongs to technical field of new energy, specifically a kind of high-tension distribution box for vehicle power supply.
Background technology
New-energy automobile obtains fast development under the support energetically of national policy.New-energy automobile includes pure electronic vapour
Car, stroke-increasing electric automobile, hybrid vehicle, fuel cell electric vehicle, hydrogen engine automobile, other new-energy automobiles
Deng, wherein it is more common with pure electric automobile, stroke-increasing electric automobile and hybrid vehicle, generally in powerful vehicle electricity
Run under power, voltage is up to more than 700VDC, and electric current is up to 400A, the choosing of design and high pressure spare part to high tension distribution system
With there is huge challenge.From vehicle space, the complexity and cost consideration of vehicle framework, the widely used centralized high-voltage electrical apparatus of industry
System architecture distribution.The high-tension distribution box of New-energy electric vehicle is that all pure electric automobiles, plug-in hybrid-power automobile must
Standby high-tension electricity high current allocation unit, high voltage power power supply are assigned to after being directly entered high-tension distribution box according to the needs of system
System high pressure electric product.
Current high voltage distribution box existing on the market mostly continues to use the design concept of industrial high-tension distribution box, its security,
Reliability and durability all can not meet the requirement of automobile.For example, for powerful capacitive load as motor driver and electricity
Pressure conversion electrical equipment (DC/DC), it is required for into line precharge processing and condition monitoring.Traditional electric wiring is difficult to accomplish effectively
Monitoring, easily causes the damage (such as terminal adhesion) of high-voltage switch gear part.Industry is often of a relatively high using electric parameter
Product solves this problem, but in volume and cost and unsatisfactory.
The content of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, there is provided a kind of high-tension distribution box for vehicle power supply, be whole
Car is powered, and ensures the security of whole high-pressure system.
To realize above-mentioned technical purpose, scheme provided by the utility model is：A kind of high-tension distribution box for vehicle power supply,
Cathode circuit including connection anode with carload positive pole, and, the negative pole of connection carload negative pole and GND
Circuit, the cathode circuit are provided with main road positive pole high voltage connector, and preliminary filling high voltage connector is in parallel with after preliminary filling resistant series
In main road positive pole high voltage connector both ends, air-conditioning insurance, direct current output insurance and charging insurance are parallel with one another under preliminary filling resistance
On the cathode circuit of trip, air-conditioning insurance connection air-conditioning high-voltage positive electrode, direct current output insurance connection direct current output positive pole, charging insurance
By charging, cathode circuit connects charger positive pole；Main road negative pole high voltage connector and Hall are sequentially provided with the cathode traces
Sensor, air-conditioning high voltage negative and direct current output negative pole access the cathode traces of main road negative pole high voltage connector upstream, charging
Machine negative pole passes through the charging cathode traces provided with charging high voltage connector and is connected with GND；Air-conditioning insurance, direct current output are protected
Danger and charging insurance are placed in safety box independent outside high-tension distribution box；The cathode circuit forms high with charging cathode circuit
Interlock circuit is pressed, the cathode traces and charging cathode traces form high voltage interlock circuit.
Moreover, the cathode circuit in main road positive pole high voltage connector upstream draws anode monitoring line, in main road positive pole
The cathode circuit in high voltage connector downstream draws battery output cathode monitoring line, the negative pole in main road negative pole high voltage connector upstream
Circuit draws battery output negative pole monitoring line, and the charging cathode traces in charging high voltage connector upstream draw high-voltage charging negative pole
Line is monitored, the cathode traces in Hall sensor downstream draw GND monitoring line, and the port of foregoing five kinds of monitorings line integrates
Line assembly is sampled in high pressure.
Moreover, in main road positive pole high voltage connector, preliminary filling high voltage connector, charging high voltage connector and main road negative pole high pressure
The positive and negative electrode of contactor draws corresponding positive and negative electrode signal wire respectively, with drawn by Hall sensor low current signal line,
Ground signal line, high current signal line, live wire signal wire together, are integrated in hall signal line assembly.
The beneficial effects of the utility model are：Powered for vehicle, while comprising high voltage charge circuit, vehicle can be realized
Major loop and preliminary filling electric control, loop protection and loop current monitoring function, ensure the security of whole high-pressure system.
Brief description of the drawings
Fig. 1 is electrical schematic diagram of the present utility model.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the utility model is described in further detail.
The present embodiment provide it is a kind of for vehicle power supply high-tension distribution box, as shown in figure 1, including connect anode with it is whole
Vehicle-mounted lotus positive pole A1 cathode circuit, and, the cathode traces of carload negative pole B1 and GND are connected, battery can be with herein
It is battery pack M1~M6.The cathode circuit is provided with main road positive pole high voltage connector KM1, preliminary filling high voltage connector KM2 and in advance
Main road positive pole high voltage connector KM1 both ends are parallel to after filling resistance string R1 connection, air-conditioning insurance FU1, direct current output are insured FU2 and filled
Electricity insurance FU3 is parallel with one another, and on the cathode circuit in preliminary filling resistance R1 downstreams, air-conditioning insures FU1 connection air-conditioning high-voltage positive electrode A2,
Direct current output insures FU2 connection direct current output positive pole A3, and charging insurance FU3 connects charger positive pole by the cathode circuit that charges
A4；Be sequentially provided with main road negative pole high voltage connector KM4 and Hall sensor H on the cathode traces, air-conditioning high voltage negative B2 and
Direct current output negative pole B3 accesses the cathode traces of main road negative pole high voltage connector KM4 upstreams, and charger negative pole B4 is by being provided with
Charging high voltage connector KM3 charging cathode traces are connected with GND；Air-conditioning insurance FU1, direct current output are insured FU2 and filled
Electricity insurance FU3 is placed in safety box independent outside high-tension distribution box；The cathode circuit forms high pressure with charging cathode circuit
Interlock circuit, the cathode traces and charging cathode traces form high voltage interlock circuit, make power supply-charging separate, safety.
Main road positive pole high voltage connector KM1 specification can be 250A, and preliminary filling high voltage connector KM2 specification can be 50A, and charging is high
The specification for crimping tentaculum KM3 can be 50A, and main road negative pole high voltage connector KM4 specification can be 250A, preliminary filling resistance string R1
Specification can be 33 Ω/100W, air-conditioning insurance FU1 specification can be 30A, and direct current output insurance FU2 specification can be
20A, charging insurance FU3 specification can be 20A.
Further, the cathode circuit in main road positive pole high voltage connector KM1 upstreams draws anode monitoring line BATT
+, the cathode circuit in main road positive pole high voltage connector KM1 downstreams draws battery output cathode monitoring line BUS+, in main road negative pole
The cathode traces of high voltage connector KM4 upstreams draw battery output negative pole monitoring line BUS-, on charging high voltage connector KM3
The charging cathode traces of trip draw high-voltage charging negative pole monitoring line ONB-, and the cathode traces in Hall sensor H downstreams draw electricity
Pond negative pole monitoring line BATT-, the port of foregoing five kinds of monitorings line are integrated in high pressure sampling line assembly.
Further, in main road positive pole high voltage connector KM1, preliminary filling high voltage connector KM2, charging high voltage connector KM3
With main road negative pole high voltage connector KM4 positive and negative electrode draw respectively corresponding positive and negative electrode signal wire (J1+ and J1-, J2+ and
J2-, J3+ and J3-, J4+ and J4-), with the low current signal line, ground signal line, high current drawn by Hall sensor H
Signal wire, live wire signal wire together, are integrated in hall signal line assembly.
During battery powered, it is made up of between battery and carload, air-conditioning, direct current output cathode circuit and cathode traces
Loop, realize the power supply to vehicle.Main road positive pole high voltage connector KM1 and main road negative pole high voltage connector KM4 play to loop
Protection and the effect of control, air-conditioning insurance FU1 and direct current output insurance FU2 further provide for protecting, and Hall sensor H realizes electricity
Flow monitoring.The precharging circuit being made up of preliminary filling high voltage connector KM2 and preliminary filling resistance R1 is realized to carload, air-conditioning, direct current
The precharge of output.
, can by cathode circuit and the charging cathode traces composition loop of charging between charger and battery when battery charges
High-voltage charging is realized, and protects and control the loop by charging high voltage connector KM3, charging insurance FU3 further provides for protecting.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvement or deformation can also be made, these improve or
Deformation also should be regarded as the scope of protection of the utility model.
Claims (3)
1. a kind of high-tension distribution box for vehicle power supply, include the cathode circuit of connection anode and carload positive pole, and,
Connect the cathode traces of carload negative pole and GND, it is characterised in that：It is just high that the cathode circuit is provided with main road
Tentaculum is crimped, is parallel to main road positive pole high voltage connector both ends after preliminary filling high voltage connector and preliminary filling resistant series, air-conditioning insurance,
Direct current output is insured and charging insurance is parallel with one another on the cathode circuit in preliminary filling resistance downstream, and air-conditioning insurance connects air-conditioning high pressure
Positive pole, direct current output insurance connection direct current output positive pole, charging insurance connect charger positive pole by the cathode circuit that charges；It is described
Main road negative pole high voltage connector and Hall sensor are sequentially provided with cathode traces, air-conditioning high voltage negative and direct current output negative pole are equal
The cathode traces of main road negative pole high voltage connector upstream are accessed, charger negative pole passes through the charging provided with charging high voltage connector and born
Polar circuit is connected with GND；Air-conditioning insurance, direct current output insurance and charging insurance are placed in independent outside high-tension distribution box
In safety box；The cathode circuit forms high voltage interlock circuit, the cathode traces and charging negative electricity with charging cathode circuit
Road forms high voltage interlock circuit.
A kind of 2. high-tension distribution box for vehicle power supply according to claim 1, it is characterised in that：In the positive extra-high voltage of main road
The cathode circuit of contactor upstream draws anode monitoring line, and the cathode circuit in main road positive pole high voltage connector downstream is drawn
Battery output cathode monitors line, and the cathode traces in main road negative pole high voltage connector upstream draw battery output negative pole monitoring line,
Charging cathode traces in charging high voltage connector upstream draw high-voltage charging negative pole monitoring line, in the negative of Hall sensor downstream
Polar circuit draws GND monitoring line, and the port of foregoing five kinds of monitorings line is integrated in high pressure sampling line assembly.
A kind of 3. high-tension distribution box for vehicle power supply according to claim 1, it is characterised in that：In the positive extra-high voltage of main road
Contactor, preliminary filling high voltage connector, charging high voltage connector and the positive and negative electrode of main road negative pole high voltage connector are drawn accordingly respectively
Positive and negative electrode signal wire, with low current signal line, ground signal line, high current signal line, the live wire drawn by Hall sensor
Signal wire together, is integrated in hall signal line assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221874.9U CN206850261U (en) | 2017-03-08 | 2017-03-08 | A kind of high-tension distribution box for vehicle power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221874.9U CN206850261U (en) | 2017-03-08 | 2017-03-08 | A kind of high-tension distribution box for vehicle power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206850261U true CN206850261U (en) | 2018-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720221874.9U Active CN206850261U (en) | 2017-03-08 | 2017-03-08 | A kind of high-tension distribution box for vehicle power supply |
Country Status (1)
| Country | Link |
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| CN (1) | CN206850261U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263914A (en) * | 2021-03-24 | 2021-08-17 | 浙江合众新能源汽车有限公司 | Multi-path pre-charging high-voltage system based on single pre-charging resistor and pre-charging method |
-
2017
- 2017-03-08 CN CN201720221874.9U patent/CN206850261U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263914A (en) * | 2021-03-24 | 2021-08-17 | 浙江合众新能源汽车有限公司 | Multi-path pre-charging high-voltage system based on single pre-charging resistor and pre-charging method |
| CN113263914B (en) * | 2021-03-24 | 2022-05-13 | 浙江合众新能源汽车有限公司 | Multi-path pre-charging high-voltage system based on single pre-charging resistor and pre-charging method |
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