CN207345510U - A kind of automotive intelligent type high voltage control box - Google Patents
A kind of automotive intelligent type high voltage control box Download PDFInfo
- Publication number
- CN207345510U CN207345510U CN201721167038.3U CN201721167038U CN207345510U CN 207345510 U CN207345510 U CN 207345510U CN 201721167038 U CN201721167038 U CN 201721167038U CN 207345510 U CN207345510 U CN 207345510U
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- relay
- connector
- high voltage
- voltage control
- fast charge
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Abstract
The utility model discloses a kind of automotive intelligent type high voltage control box,Including box body,Upper cover,High voltage control module,DCDC relays,Trickle charge relay,Fast charge relay,Preliminary filling relay,AIR COND RLY Air Conditioner Relay,Main positive relay,The positive connector of fast charge,Fast charge bears connector,Automatically controlled positive connector,Automatically controlled negative connector,Power battery connector,Trickle charge connector,Air conditioning connector,Low voltage plug,Lid controlling switch,Cathode copper bar temperature sensor,Anode copper bar temperature sensor,The state for mainly controlling and detecting relay by high voltage control module realizes uncovering power-off,Possess Insulation monitoring and ensure service personnel's safety,Detection copper bar tie point temperature in real time,Give warning in advance,Adhesion is carried out to relay contact and open circuit detects,Sustainable carry out fault self-diagnosis,Foundation is provided for maintenance investigation failure,The box body of aluminium alloy casting at the same time meets automotive EMC,Reach degree of protection IP67.
Description
Technical field
It the utility model is related to a kind of automotive intelligent type high voltage control box.
Background technology
With energetically implementation of the country to electric car, high-voltage safety problem is increasingly taken seriously.The high pressure of high voltage component
Electricity supply is all distributed by high voltage distribution box management, to ensure passenger's personal safety, electrical equipment normal work and vehicle peace
Row for the national games, high voltage distribution box play a crucial role the detection management of vehicle power supply.High voltage distribution box currently on the market,
There are problems with：Harness quantity is more, easily by electromagnetic interference outside in-car, causes relay misoperation to be made；Lack built-in component self-test
Function；High-voltage cage uses sheet metal designing mostly, and upper and lower covers use flat rubber seal with flat gasket, and the low mutability of casing rigidity, prevents
It is low to protect grade；Upper and lower covers are isolated by rubber pad, and Electro Magnetic Compatibility is unsatisfactory for automotive needs.
The content of the invention
For above-mentioned shortcoming of the prior art, the utility model provides a kind of automotive intelligent type high voltage control
Box, the casting of its box body aluminium alloy, box body are sealed with upper cover using O-shaped rubber ring, and degree of protection reaches IP67；Pcb board integrates height
Crimping beam；There is Insulation monitoring, copper bar tie point temperature detecting function, high-voltage relay fault detection capability；Meet vapour
Car electromagnetic compatibility.
To achieve these goals, the utility model employs following technical scheme：
A kind of automotive intelligent type high voltage control box, it is characterised in that box body, upper cover including aluminium alloy casting, the box
Have in vivo and be fixed on pcb board：High voltage control module, DCDC relays, trickle charge relay, fast charge relay, preliminary filling after
Electric appliance, AIR COND RLY Air Conditioner Relay, main positive relay, the positive connector of fast charge, fast charge bear connector, automatically controlled positive connector, automatically controlled negative connection
Device, power battery connector, trickle charge connector, air conditioning connector, low voltage plug, lid controlling switch, cathode copper bar temperature sensing
Device, anode copper bar temperature sensor, wherein the trickle charge connector integrates DCDC connectivity ports, the air conditioning connector integrates
PTC connectivity ports；
The power battery connector connects the positive connector of the fast charge by high-voltage wiring harness, fast charge bears connector, automatically controlled
Positive connector, automatically controlled negative connector, trickle charge connector, air conditioning connector, connect the fast charge relay on in-between circuit respectively
Device, main positive relay, trickle charge relay, DCDC relays, AIR COND RLY Air Conditioner Relay, and be connected by power battery with above-mentioned connector
Electrical appliance form high voltage supply circuit；
The high voltage control module by low voltage wiring harness connect the DCDC relays, trickle charge relay, fast charge relay,
Preliminary filling relay, AIR COND RLY Air Conditioner Relay, main positive relay；The high voltage control module also by high-voltage wiring harness connect the preliminary filling after
The high-voltage output end of electric appliance, trickle charge relay and fast charge relay；
The power battery connector, low voltage plug, lid controlling switch, cathode copper bar temperature sensor, anode copper bar temperature
Degree sensor is all connected to the high voltage control module；
The high voltage control module includes the first main control chip, the second main control chip, serial ports isolating chip, relay driving
Chip；First main control chip is bi-directionally connected with the second main control chip by serial ports isolating chip；First main control chip
It is connected with the relay driving chip input terminal；First main control chip is bi-directionally connected with CAN isolated transceivers；Described
One main control chip input terminal is connected with photo-coupler by operational amplifier circuit, and the second main control chip high voltage input terminal is equipped with partial pressure
Amplifier isolation circuit.
Further, the preliminary filling relay high-tension circuit input terminal series connection preliminary filling resistance after with the positive relay of the master
High-tension circuit is in parallel.
Further, the low voltage plug is integrated with the normal electricity of 12V cathodes, 12V anode, CAN a high position, CAN low levels, ON gear and calls out
Wake up and charging wakes up six ports.
Further, the DCDC relays, trickle charge relay, fast charge relay, preliminary filling relay, AIR COND RLY Air Conditioner Relay,
The high voltage input terminal of main positive relay is connected to fuse.
Further, sealed between the box body and the upper cover using O-shaped rubber ring；The lid controlling switch is arranged at
The box body and upper cover closed position.
Further, the high-voltage wiring harness is copper bar.
Further, the cathode copper bar temperature sensor, anode copper bar temperature sensor are patch temperature sensor.
Further, the first main control chip and the second main control chip are Freescale D60 chips, the serial ports isolating chip
For ADuM1401WSRWZ type isolating chips, the relay driving chip is BTS723GW type driving chips.
Further, four angles of the pcb board are fixed in the box body.
The beneficial effects of the utility model include：Degree of protection reaches IP67, meets automotive EMC, and uncovering power-off is protected
Service personnel's safety is demonstrate,proved, copper bar tie point temperature is detected in real time, gives warning in advance, adhesion is carried out to relay contact and open circuit is examined
Survey, sustainable carry out fault self-diagnosis, foundation is provided for maintenance investigation failure.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the circuit diagram of the utility model；
Fig. 3 is the high voltage control modular structure schematic diagram of the utility model；
Embodiment
The utility model is further described with reference to specific embodiment and attached drawing.
A kind of a kind of automotive intelligent type high voltage control box as shown in Figure 1 to Figure 2, its structure include aluminium alloy and integrally cast
Make in molding box body 1 and upper cover, and box body and be fixed on pcb board：High voltage control module 2, DCDC relays K5, trickle charge
Relay K2, fast charge relay K1, preliminary filling relay K4, AIR COND RLY Air Conditioner Relay K6, main positive relay K3, the positive connector 3a of fast charge,
Fast charge bears connector 3b, automatically controlled positive connector 4a, automatically controlled negative connector 4b, power battery connector 5, trickle charge connector 6, air-conditioning
Connector 7, low voltage plug 8, lid controlling switch 9, cathode copper bar temperature sensor 10, anode copper bar temperature sensor 11, wherein
The trickle charge connector 6 integrates DCDC connectivity ports, and the air conditioning connector 7 integrates PTC connectivity ports.Four angles of pcb board
It is fixed on equipped with mounting hole, and by mounting hole in box body 1.
Power battery connector 5 is used for external connection power battery, and power battery connector 5 as shown in Figure 2 passes through high-voltage wiring harness
The positive connector 3a of connection fast charge, fast charge bear connector 3b, automatically controlled positive connector 4a, automatically controlled negative connector 4b, trickle charge connector 6,
Fast charge relay K1 is connected between the positive connector 3a of air conditioning connector 7, wherein power battery connector 5 and fast charge；Power battery
Trickle charge relay K2 is connected between 6 positive terminal of connector 5 and trickle charge connector；Power battery connector 5 collects with trickle charge connector 6
Into DCDC ports cathode circuit between connect DCDC relays K5；Connected between power battery connector 5 and air conditioning connector 7
AIR COND RLY Air Conditioner Relay K6.Further, fast charge relay K1 high voltage input terminals are connected with the fast charge fuse that specification is 400V/200A
F1；Trickle charge relay K2 high voltage input terminals are connected with the trickle charge fuse F2 that specification is 400V/30A；The height of preliminary filling relay K4
It is in parallel with the high-tension circuit of the positive relay K3 of master after volt circuit input terminal series connection preliminary filling resistance R1, and connect in the front end of parallel circuit
It is connected to the main fuse F3 that specification is 400V/400A；It is 400V/10A's that DCDC relay K5 high voltage input terminals, which are connected with specification,
DCDC fuses F4；AIR COND RLY Air Conditioner Relay K6 high-voltage output ends be parallel with specification be 400V/15A compressor of air conditioner fuse F5 and
Specification is the PTC fuses F6 of 400V/30A.
High voltage control module 2 by low voltage wiring harness connect DCDC relays K5, trickle charge relay K2, fast charge relay K1,
Preliminary filling relay K4, AIR COND RLY Air Conditioner Relay K6, main positive relay K3, and the break-make of the instruction control relay according to VCU and BMS.
High voltage control module 2 also connects the high pressure of preliminary filling relay K4, trickle charge relay K2 and fast charge relay K1 by high-voltage wiring harness
End, its object is to detect relay contact state and detection charging voltage.Wherein high-voltage wiring harness and low voltage wiring harness integrates respectively
With on PCB and not interfereing with each other.
Power battery connector 5, low voltage plug 8, lid controlling switch 9, cathode copper bar temperature sensor 10 and anode copper
Row's temperature sensor 11 is directly connected in high voltage control module 2, and wherein low voltage plug is integrated with：Often electricity, 12V are born 12V cathodes
Pole, CAN-H, CAN-L, ON gear wake up and charging wakes up six ports.
High voltage control module as shown in Figure 3 is mainly by the first main control chip 201, the second main control chip 202, serial ports isolated core
Piece 203, relay driving chip 204 with, photo-coupler 205, CAN isolated transceivers 206 form.First main control chip, 201 He
Second main control chip 202 uses Freescale D60 chips, while selects the serial ports of model ADuM1401WSRWZ types to isolate
Chip 203.204 model of relay driving chip selects BTS723GW type driving chips.First main control chip 201 is used to connect low
Pressure, low-pressure side connection low voltage plug 8.8 function of low voltage plug includes 12V often electricity power supplies, dormancy awakening, bus communication, wherein calling out
Awake function has ON gears to wake up and charge wake-up, and input voltage is 12V.First main control chip 201 passes through relay driving chip
204 control relay on-offs.In addition input terminal passes through photo-coupler and operational amplifier circuit exclusive PCR.Second main control chip 202
For high-pressure side, for connecting the high-tension circuit of relay high-pressure side and power battery connector 5.High-voltage electricity passes through partial pressure amplifier
Isolation circuit is input to the second main control chip 202 by signal is detected, and passes through string after carrying out data processing by the second main control chip 202
Mouth isolating chip 203 is mutually communicated with the first main control chip 201.
Advanced algorithm built in a kind of automotive intelligent type high voltage control box as shown in Figures 1 to 3, including based on mathematical model
Statistic algorithm and active insulation resistance detection method, can accurately detect the insulation resistance of high-pressure system, Yi Jishi in real time
When detect the contacts status of preliminary filling relay K4, trickle charge relay K2 and fast charge relay K1, and by the adhesion of relay or
Open fault report is sent to entire car controller by CAN isolated transceivers, ensures vehicle power-on and power-off safety and driver and passenger's peace
Entirely, driver and passenger's safety operation is reminded, replaces failure parts in advance, reduces other inessential losses caused by failure.High pressure
The cathode copper bar temperature sensor 10 and anode copper bar temperature sensor 11 that control module 2 connects can monitor cathode confluence in real time
The temperature of copper bar and anode confluence copper bar, and temperature information is sent into paramount pressure control module 2, by the parameter-embedded progress of module
After comparison, then result data sent to whole-control system, can analyzed by the loosening of crimping point, relay contact adhesion etc.
Caused temperature faults.High voltage control module 2 diagnoses suitable for UDS at the same time, and foundation is provided for malfunction elimination.
In order to meet automobile batteries compatibility, the utility model employs O-shaped rubber seal, and box body 1 and upper cover metal are complete
Sealing, while degree of protection reaches IP67.To ensure that safe the utility model of service personnel have also been devised lid controlling switch 9,
The lid controlling switch 9 is connected with high voltage control module 2, has high-voltage interlocking detection function, i.e., when high voltage-controlled in the present embodiment
When box cover processed is opened, the control of high voltage control module 2 disconnects all high tension loops, to ensure the safety of operating personnel.
The technical solution provided above the utility model embodiment is described in detail, used herein specifically
A example is set forth the principle and embodiment of the utility model embodiment, and the explanation of above example is only applicable to help
Assistant solves the principle of the utility model embodiment；Meanwhile for those of ordinary skill in the art, implement according to the utility model
Example, the there will be changes in embodiment and application range, in conclusion this specification content should not be construed as
Limitation to the utility model.
Claims (9)
1. a kind of automotive intelligent type high voltage control box, it is characterised in that box body, upper cover including aluminium alloy casting, the box body
It is interior have be fixed on pcb board：High voltage control module, DCDC relays, trickle charge relay, fast charge relay, preliminary filling relay
Device, AIR COND RLY Air Conditioner Relay, main positive relay, the positive connector of fast charge, fast charge bear connector, automatically controlled positive connector, automatically controlled negative connector,
Power battery connector, trickle charge connector, air conditioning connector, low voltage plug, lid controlling switch, cathode copper bar temperature sensor,
Anode copper bar temperature sensor, wherein the trickle charge connector integrates DCDC connectivity ports, the air conditioning connector integrates PTC companies
Connect port；
The power battery connector connects the positive connector of the fast charge by high-voltage wiring harness, fast charge bears connector, automatically controlled is just connecting
Device, automatically controlled negative connector, trickle charge connector, air conditioning connector are connect, the fast charge relay, master are connected respectively on in-between circuit
Positive relay, trickle charge relay, DCDC relays, AIR COND RLY Air Conditioner Relay, and the use being connected by power battery with above-mentioned connector
Electric appliance forms high voltage supply circuit；
The high voltage control module connects the DCDC relays, trickle charge relay, fast charge relay, preliminary filling by low voltage wiring harness
Relay, AIR COND RLY Air Conditioner Relay, main positive relay；The high voltage control module also connects the preliminary filling relay by high-voltage wiring harness
The high-voltage output end of device, trickle charge relay and fast charge relay；
The power battery connector, low voltage plug, lid controlling switch, cathode copper bar temperature sensor, anode copper bar temperature pass
Sensor is all connected to the high voltage control module；
The high voltage control module includes the first main control chip, the second main control chip, serial ports isolating chip, relay driving core
Piece；First main control chip is bi-directionally connected with the second main control chip by serial ports isolating chip；First main control chip with
The relay driving chip input terminal connection；First main control chip is bi-directionally connected with CAN isolated transceivers；Described first
Main control chip input terminal is connected with photo-coupler by operational amplifier circuit, and the second main control chip high voltage input terminal is transported equipped with partial pressure
Put isolation circuit.
A kind of 2. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：The preliminary filling relay
It is in parallel with the positive relay high-tension circuit of the master after high-tension circuit input terminal series connection preliminary filling resistance.
A kind of 3. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：The low voltage plug integrates
Having 12V cathodes, often electricity, 12V anode, CAN a high position, CAN low levels, ON gear wake up and charging wakes up six ports.
A kind of 4. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：The DCDC relays,
Trickle charge relay, fast charge relay, preliminary filling relay, AIR COND RLY Air Conditioner Relay, the high voltage input terminal of main positive relay are connected to
Fuse.
A kind of 5. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：The box body with it is described on
Sealed between lid using O-shaped rubber ring；The lid controlling switch is arranged at the box body and upper cover closed position.
A kind of 6. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：The high-voltage wiring harness is copper
Row.
A kind of 7. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：The cathode copper bar temperature
Sensor, anode copper bar temperature sensor are patch temperature sensor.
A kind of 8. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：First main control chip and
Two main control chips are Freescale D60 chips, and the serial ports isolating chip is ADuM1401WSRWZ type isolating chips, it is described after
Electrical equipment drive chip is BTS723GW type driving chips.
A kind of 9. automotive intelligent type high voltage control box according to claim 1, it is characterised in that：Four of the pcb board
Angle is fixed in the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167038.3U CN207345510U (en) | 2017-09-13 | 2017-09-13 | A kind of automotive intelligent type high voltage control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167038.3U CN207345510U (en) | 2017-09-13 | 2017-09-13 | A kind of automotive intelligent type high voltage control box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207345510U true CN207345510U (en) | 2018-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721167038.3U Expired - Fee Related CN207345510U (en) | 2017-09-13 | 2017-09-13 | A kind of automotive intelligent type high voltage control box |
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| CN (1) | CN207345510U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845351A (en) * | 2019-04-29 | 2020-10-30 | 安徽省赛格威科技有限公司 | New energy vehicle block terminal control detection alarm device |
| CN113400942A (en) * | 2020-02-28 | 2021-09-17 | 株洲中车时代电气股份有限公司 | Controller high-voltage interlocking detection method and device and controller |
| CN114655014A (en) * | 2020-12-23 | 2022-06-24 | 郑州宇通客车股份有限公司 | Electric drive system, safety early warning method and device for electric drive system |
| WO2022242624A1 (en) * | 2021-05-20 | 2022-11-24 | 中国第一汽车股份有限公司 | Power distribution box for vehicle |
| CN115528323A (en) * | 2022-10-21 | 2022-12-27 | 楚能新能源股份有限公司 | Main control device of centralized battery management system and use method thereof |
-
2017
- 2017-09-13 CN CN201721167038.3U patent/CN207345510U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845351A (en) * | 2019-04-29 | 2020-10-30 | 安徽省赛格威科技有限公司 | New energy vehicle block terminal control detection alarm device |
| CN113400942A (en) * | 2020-02-28 | 2021-09-17 | 株洲中车时代电气股份有限公司 | Controller high-voltage interlocking detection method and device and controller |
| CN114655014A (en) * | 2020-12-23 | 2022-06-24 | 郑州宇通客车股份有限公司 | Electric drive system, safety early warning method and device for electric drive system |
| CN114655014B (en) * | 2020-12-23 | 2023-05-12 | 宇通客车股份有限公司 | Electric drive system, safety early warning method and device of electric drive system |
| WO2022242624A1 (en) * | 2021-05-20 | 2022-11-24 | 中国第一汽车股份有限公司 | Power distribution box for vehicle |
| CN115528323A (en) * | 2022-10-21 | 2022-12-27 | 楚能新能源股份有限公司 | Main control device of centralized battery management system and use method thereof |
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| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190515 Granted publication date: 20180511 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210129 Granted publication date: 20180511 |
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| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180511 Termination date: 20190913 |
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| CF01 | Termination of patent right due to non-payment of annual fee |