CN106926705A - Electric automobile high-voltage mutual interlocking gear - Google Patents
Electric automobile high-voltage mutual interlocking gear Download PDFInfo
- Publication number
- CN106926705A CN106926705A CN201710268817.0A CN201710268817A CN106926705A CN 106926705 A CN106926705 A CN 106926705A CN 201710268817 A CN201710268817 A CN 201710268817A CN 106926705 A CN106926705 A CN 106926705A
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- Prior art keywords
- high pressure
- pressure plug
- plug connector
- electric automobile
- compressor
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- 238000010438 heat treatment Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to a kind of electric automobile high-voltage mutual interlocking gear, belong to the technical field of electric automobile.Electric automobile high-voltage mutual interlocking gear of the invention includes entire car controller, multiple high pressure plug connectors with interlock switch, electrokinetic cell, electric machine controller, Vehicular charger, heater, compressor of air conditioner and converter, alarm for high voltage indicator lamp and battery management system；High level is sent by entire car controller and detects high pressure plug connector one by one, the means can in time find and position high pressure plug connector open position, such that it is able to difficulty and the time of effectively reduction vehicle maintenance and service.Electric automobile high-voltage mutual interlocking gear of the invention can be used for safe design and the security monitoring of pure electronic and motor vehicle driven by mixed power high pressure.
Description
Technical field
The present invention relates to the technical field of electric automobile, it is more particularly related to a kind of electric automobile high-voltage is mutual
Latch mechanism.
Background technology
For orthodox car, an important feature of electric automobile is exactly that in-car being equipped with can guarantee that enough dynamic property
The high-pressure system of energy, includes electrokinetic cell (Battery), electric machine controller (MCU), Vehicular charger (OBC), heater
(PTC), the high voltage component such as compressor of air conditioner (AirCondintion-Compressor), DCDC (converter).Thus
And the high-tension electricity injury hidden danger for existing is different from orthodox car completely, its voltage for being up to more than 300V and number is likely to be breached
Tenth, even hundreds of amperes of electric current tests the use safety of on-board high-voltage electrical appliance at any time.With electric automobile industry not
Disconnected to advance, the research to electric automobile electricity safety is very urgent, and wherein high-voltage interlocking is that the measure that is frequently used is used to examine
Survey the connection reliability of high-voltage connector.In the prior art, generally using series connection control program, high-voltage interlocking as shown in Figure 1
Line is drawn output interface 1 and is drawn from entire car controller, and this lead-out wire passes through all of high-voltage connector of vehicle, is eventually directed into
Entire car controller draws input interface 2.When vehicle operation, VCU sends high level by interface 1, if mutually locking wire is without disconnection
Situation, then the interface 2 of VCU can receive high level, although this control program can detect the disconnection in high-voltage interlocking loop,
But cannot in time find and navigate to which high-voltage connector disconnects, so as to increased difficulty and the time of vehicle maintenance and service.
The content of the invention
In order to solve above-mentioned technical problem of the prior art, it is an object of the invention to provide a kind of electric automobile high-voltage
Mutual interlocking gear.
For the technical problem solved described in invention and goal of the invention is realized, present invention employs following technical scheme：
A kind of electric automobile high-voltage mutual interlocking gear, including the high pressure plug connector of entire car controller, multiple with interlock switch,
Electrokinetic cell, electric machine controller, Vehicular charger, heater, compressor of air conditioner and converter, alarm for high voltage indicator lamp
And battery management system；It is characterized in that：The electric machine controller, Vehicular charger, heater, compressor of air conditioner and high-low pressure
Converter is parallel to the electrokinetic cell both positive and negative polarity respectively, and the electrokinetic cell, electric machine controller, Vehicular charger, plus
Hot device, compressor of air conditioner and converter are plugged to high pressure plug connector, and each high pressure plug connector be respectively connecting to it is whole
The output interface and input interface of vehicle controller；The entire car controller is configured to power electric of the output interface to connection
Pond, electric machine controller, Vehicular charger, heater, compressor of air conditioner and converter send high level, and by input
Whether the height of the signal level of interface is connected or disconnected judging the high pressure plug connector；It is in when there is high pressure plug connector
Start alarm for high voltage indicator lamp during off-state, when all high pressure plug connectors are in linking status then to battery management system
High voltage electric request is sent, and is powered by electrokinetic cell.
Compared with immediate prior art, electric automobile high-voltage mutual interlocking gear of the present invention has following beneficial effect
Really：
Electric automobile high-voltage mutual interlocking gear of the invention detects high pressure plug connector one by one by entire car controller, and the means can
To find and position high pressure plug connector open position in time, such that it is able to effectively reduction vehicle maintenance and service difficulty and when
Between.
Brief description of the drawings
Fig. 1 is electric automobile high-voltage mutual interlocking gear schematic diagram of the prior art.
Fig. 2 is the electric automobile high-voltage mutual interlocking gear schematic diagram of embodiment 1.
Specific embodiment
Electric automobile high-voltage mutual interlocking gear of the present invention is further elaborated below with reference to specific embodiment,
To being made to technical scheme more complete and clearly being illustrated.
Embodiment 1
As shown in Fig. 2 the electric automobile high-voltage mutual interlocking gear in the present embodiment includes that entire car controller, multiple carrying are interlocked
The high pressure plug connector (not shown) of switch, electrokinetic cell, electric machine controller, Vehicular charger, heater, compressor of air conditioner
With converter and other high voltage electric equipment, alarm for high voltage indicator lamp (not shown) and battery management system
(not shown).The electric machine controller, Vehicular charger, heater, compressor of air conditioner, converter and other
High voltage electric equipment is parallel to the electrokinetic cell both positive and negative polarity respectively, and in normal operating conditions from the electrokinetic cell to institute
Electric machine controller, Vehicular charger, heater, compressor of air conditioner and converter is stated to be powered.The electrokinetic cell,
Electric machine controller, Vehicular charger, heater, compressor of air conditioner, converter and other equal grafting of high voltage electric equipment
To high pressure plug connector, and each high pressure plug connector is respectively connecting to the output interface and input interface of entire car controller.It is specific next
Say, the electrokinetic cell is connected to output interface 1 and input interface 2 by high pressure plug connector；The electric machine controller is by height
Pressure plug connector is connected to output interface 3 and input interface 4；The heater is connected to the He of output interface 5 by high pressure plug connector
Input interface 6；The compressor of air conditioner is connected to output interface 7 and input interface 8 by high pressure plug connector；The vehicle-mounted charge
Machine is connected to output interface 9 and input interface 10 by high pressure plug connector；The converter is connected by high pressure plug connector
It is connected to output interface 11 and input interface 12；As an example property ground, other (standby) high voltage electric equipment pass through high pressure plug connector
It is connected to output interface 13 and input interface 14.The entire car controller is configured to power electric of the output interface to connection
Pond, electric machine controller, Vehicular charger, heater, compressor of air conditioner and converter send high level, and by input
Whether the height of the signal level of interface is connected or disconnected judging the high pressure plug connector；When entire car controller is corresponding
When input interface receives low level, then start alarm for high voltage indicator lamp when showing that corresponding high pressure plug connector is off
Driver is reminded to be overhauled and safeguarded.For example then show grafting compressor of air conditioner when input interface 8 receives low level
High pressure plug connector is off, and such electric automobile high-voltage mutual interlocking gear detects high pressure grafting one by one by entire car controller
Part, compared to the connection control mode that interlock switch of the prior art is serially connected, the electric automobile high-voltage of this implementation is interlocked
Mechanism can in time find and position high pressure plug connector open position, such that it is able to effectively reduction vehicle maintenance and the difficulty of service
Degree and time.And then send high voltage electric to battery management system when all high pressure plug connectors are in linking status and ask,
And be powered by electrokinetic cell.The electric automobile high-voltage mutual interlocking gear of the present embodiment of the present embodiment can be used for pure electronic
Safe design and security monitoring with motor vehicle driven by mixed power high pressure.
For the ordinary skill in the art, specific embodiment is that the present invention is exemplarily described,
The obvious present invention is implemented and is not subject to the restrictions described above, as long as employ method of the present invention design entering with technical scheme
The improvement of capable various unsubstantialities, or it is not improved by it is of the invention design and technical scheme directly apply to other occasions
, within protection scope of the present invention.
Claims (1)
1. a kind of electric automobile high-voltage mutual interlocking gear, including entire car controller, multiple carry the high pressure plug connector of interlock switch, move
Power battery, electric machine controller, Vehicular charger, heater, compressor of air conditioner and converter, alarm for high voltage indicator lamp and
Battery management system；It is characterized in that：The electric machine controller, Vehicular charger, heater, compressor of air conditioner and high-low pressure turn
Parallel operation is parallel to the electrokinetic cell both positive and negative polarity, and the electrokinetic cell, electric machine controller, Vehicular charger, heating respectively
Device, compressor of air conditioner and converter are plugged to high pressure plug connector, and each high pressure plug connector is respectively connecting to vehicle
The output interface and input interface of controller；The entire car controller is configured to power electric of the output interface to connection
Pond, electric machine controller, Vehicular charger, heater, compressor of air conditioner and converter send high level, and by input
Whether the height of the signal level of interface is connected or disconnected judging the high pressure plug connector；It is in when there is high pressure plug connector
Start alarm for high voltage indicator lamp during off-state, when all high pressure plug connectors are in linking status then to battery management system
High voltage electric request is sent, and is powered by electrokinetic cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710268817.0A CN106926705A (en) | 2017-04-21 | 2017-04-21 | Electric automobile high-voltage mutual interlocking gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710268817.0A CN106926705A (en) | 2017-04-21 | 2017-04-21 | Electric automobile high-voltage mutual interlocking gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106926705A true CN106926705A (en) | 2017-07-07 |
Family
ID=59437118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710268817.0A Pending CN106926705A (en) | 2017-04-21 | 2017-04-21 | Electric automobile high-voltage mutual interlocking gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106926705A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111422068A (en) * | 2020-03-23 | 2020-07-17 | 奇瑞新能源汽车股份有限公司 | Electric vehicle loop interlocking circuit and diagnosis method thereof |
| CN112297849A (en) * | 2020-09-16 | 2021-02-02 | 东风汽车集团有限公司 | High-voltage safety system of fuel cell vehicle, fault diagnosis method and automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186109A (en) * | 2011-12-31 | 2013-07-03 | 比亚迪股份有限公司 | Control system for electric automobile and electric automobile with same |
| CN103847526A (en) * | 2014-03-20 | 2014-06-11 | 东风汽车公司 | Electric automobile high-voltage distributing system with high-voltage interlocking functions |
| CN104960423A (en) * | 2015-05-21 | 2015-10-07 | 东南（福建）汽车工业有限公司 | Control circuit for high-voltage power utilization safety of electric vehicle |
| CN105270184A (en) * | 2015-10-26 | 2016-01-27 | 北京新能源汽车股份有限公司 | Electric automobile and high and low voltage interlocking detecting circuit |
| CN206734071U (en) * | 2017-04-21 | 2017-12-12 | 阿尔特汽车技术股份有限公司 | Electric automobile high-voltage mutual interlocking gear |
-
2017
- 2017-04-21 CN CN201710268817.0A patent/CN106926705A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186109A (en) * | 2011-12-31 | 2013-07-03 | 比亚迪股份有限公司 | Control system for electric automobile and electric automobile with same |
| CN103847526A (en) * | 2014-03-20 | 2014-06-11 | 东风汽车公司 | Electric automobile high-voltage distributing system with high-voltage interlocking functions |
| CN104960423A (en) * | 2015-05-21 | 2015-10-07 | 东南（福建）汽车工业有限公司 | Control circuit for high-voltage power utilization safety of electric vehicle |
| CN105270184A (en) * | 2015-10-26 | 2016-01-27 | 北京新能源汽车股份有限公司 | Electric automobile and high and low voltage interlocking detecting circuit |
| CN206734071U (en) * | 2017-04-21 | 2017-12-12 | 阿尔特汽车技术股份有限公司 | Electric automobile high-voltage mutual interlocking gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111422068A (en) * | 2020-03-23 | 2020-07-17 | 奇瑞新能源汽车股份有限公司 | Electric vehicle loop interlocking circuit and diagnosis method thereof |
| CN112297849A (en) * | 2020-09-16 | 2021-02-02 | 东风汽车集团有限公司 | High-voltage safety system of fuel cell vehicle, fault diagnosis method and automobile |
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