CN205811566U - Vehicle-to-vehicle charger - Google Patents
Vehicle-to-vehicle charger Download PDFInfo
- Publication number
- CN205811566U CN205811566U CN201620296913.7U CN201620296913U CN205811566U CN 205811566 U CN205811566 U CN 205811566U CN 201620296913 U CN201620296913 U CN 201620296913U CN 205811566 U CN205811566 U CN 205811566U
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- vehicle
- low
- charger
- charging
- interface
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Abstract
This utility model relates to a kind of vehicle-to-vehicle charger, including low voltage control system and high-pressure connection system, high-pressure connection system includes: for connecting the charging high voltage interface of charging vehicle, it is subject to electricity high voltage interface, charging high voltage interface to be mated DC/DC module with by being provided with one between electricity high voltage interface for changing voltage for connecting by electric car.The vehicle-to-vehicle charger of one that this utility model provides, charger is provided with bidirectional interface, two electric automobiles can be simultaneously connected with, the charging between any two electric automobiles can be realized by the use of this vehicle-to-vehicle charger, and not be used on electric automobile and special charging device is set specially.
Description
Technical field
This utility model relates to electric automobile field, particularly relates to the vehicle-to-vehicle charger of a kind of pure electric automobile.
Background technology
Along with the popularization of new-energy automobile particularly pure electric automobile is the most favourable, the relevant subsidy that various places charging station is built
Policy has also been put into effect in planning, charging infrastructure either quantity or distribution has had large increase.But
Being due to the restriction of pure electric vehicle continual mileage, vehicle driver very concerned with vehicle casts anchor owing to electrical source of power exhausts
Problem.Although vehicle driver's battery dump energy is all reminded by vehicular meter or other modes by many vehicle manufacturing enterprises
Information and the too low warning message of electricity, but inevitably there will be vehicle dump energy can not meet vehicle drive to charging
The situation that facility locations or unconscious vehicle electricity of driver exhaust.
In order to avoid this problem affects the experience that pure electric vehicle is used by vehicle driver, even affect pure electric vehicle
Use and promote, it is necessary to develop vehicle-to-vehicle charging technique, meet vehicle and exhaust or electricity as little as vehicles energy accumulating at electricity
Device no longer export in the case of needs to vehicle electric energy supplement.In prior art, Application No. 201310733583.4
Utility model patent " system mutually charged between electric automobile and charge connector " discloses such a kind of scheme: include
First electric automobile and the second electric automobile, charge connector；First electric automobile and the second electric automobile include power respectively
Battery, battery manager, energy conversion control device and charging/discharging socket, wherein, energy conversion control device includes: three level
Two-way DC/AC module, charge and discharge control module, controller module；Charge connector is connected to the first electric automobile and
Between two electric automobiles, when the first electric automobile enters discharge mode, the second electric automobile enters charge mode, so that first
Second electric automobile is charged by electric automobile by charge connector.
But, technique scheme, need on electric automobile and charge connector, all make improvement, if so certain
The electric automobile needing charging does not improves according to technique scheme, then cannot be charged, the most above-mentioned
Technical scheme versatility is poor.
Utility model content
The purpose of this utility model is to provide a kind of vehicle-to-vehicle charger, is used for solving in prior art between electric automobile
The mutually technical problem of the system poor universality of charging.
For achieving the above object, scheme of the present utility model includes:
Vehicle-to-vehicle charger, including low voltage control system and high-pressure connection system, high-pressure connection system includes: be used for connecting
The charging high voltage interface of charging vehicle, is used for connection and is subject to electricity high voltage interface by electric car, charges high voltage interface and is subject to electric high voltage interface
Between be provided with one for the coupling DC/DC module changing voltage.
Further, described coupling DC/DC module, its one end is connected with charging high voltage interface by the first switch respectively,
Its other end is connected with by electricity high voltage interface by second switch.
Further, described vehicle-to-vehicle charger control system is additionally provided with and connects for connecting charging vehicle and the communication by electric car
Mouth and CC confirmation signal interface.
Further, also include, for the low pressure energy storage device powered for vehicle-to-vehicle charger control system, being used for connecting
First low-voltage interface of charging vehicle, for connecting the second low-voltage interface by electric car, described low pressure energy storage device and low-voltage bus bar
Connecting, low-voltage bus bar connects described first low-voltage interface and the second low-voltage interface.
Further, described low pressure energy storage device is also associated with one for the benefit electricity for low pressure energy storage device electric energy supplement
DC/DC module, described benefit electricity DC/DC module input connects described charging high voltage interface, and outfan connects described low pressure energy storage
Device.
Further, described low pressure energy storage device is 24V accumulator, and the two ends of described 24V accumulator connect the 2nd DC/DC
Output interface.
Further, described charging low-voltage interface connects low-voltage direct bus, and described low-voltage direct bus is provided with low
Compressing switch, low-voltage direct bus connects described by electricity low-voltage interface by described low tension switch.
Further, also include that low pressure energy storage device, described low pressure energy storage device are connected with low-voltage bus bar, for charging vehicle,
Low-tension supply is provided by electric car and charger controller.
Preferably, described coupling DC/DC module input voltage range is 300-750V.
The vehicle-to-vehicle charger of one that this utility model provides, is provided with bidirectional interface on charger, can connect simultaneously
Connect two electric automobiles, the charging between any two electric automobiles can be realized by the use of this vehicle-to-vehicle charger, and
It not be used on electric automobile and special charging device is set specially.
Accompanying drawing explanation
Fig. 1 is vehicle-to-vehicle charging system schematic diagram；
Fig. 2 is the schematic diagram of the vehicle-to-vehicle charger of this utility model；
Fig. 3 is the charger of band low-voltage power supply system；
Fig. 4 is the charger of low-voltage power supply system band energy storage device.
Detailed description of the invention
The utility model is described in more detail below in conjunction with the accompanying drawings.
The vehicle-to-vehicle charger of one that this utility model provides, has bidirectional connection structure, it is possible to connect any two and fill
Electric car, makes the electric automobile that electricity is sufficient to the charging electric vehicle of electricity scarcity；Vehicle-to-vehicle charger is described in detail below
Structure.
Embodiment 1
As it is shown in figure 1, be provided with the first interface for connecting charging vehicle on vehicle-to-vehicle charger, for connecting by electric car
The second interface, i.e. in Fig. 2 charger for connect charging gun and by electricity rifle interface, concrete, as can be known from Fig. 2 by electricity rifle
Connect high voltage supply system high pressure+and the high pressure of charger-, and be connected to by being arranged at switch K1, the K2 within charger
Charging gun；Low-voltage power supply system 24V+ and 24V-of charger is connected by electricity rifle, and by being arranged at the switch within charger
K3, K4 are connected to charging gun, and 24V+ is connected the low-voltage power supply system in charging vehicle socket by charging socket by charging gun；Charging
Rifle and the connection for charging vehicle mesolow electric power system are by ON fire Control.
Concrete annexation within charger is as it is shown on figure 3, be connected respectively car pair by the high-tension line in electricity rifle
High direct voltage bus within car charger, the positive and negative busbar of high direct voltage bus is connected by cutoff switch K11, K12 respectively
To the outfan of the wide scope DC/DC module (i.e. coupling DC/DC module) within vehicle-to-vehicle charger, wide scope DC/DC module
The high direct voltage bus of input connect charging gun, here, wide scope DC/DC module by cutoff switch K21, K22
Input voltage range is 300-750V.It is arranged at the first charger controller within vehicle-to-vehicle charger and controls cutoff switch
K11 and K12 cut-offs and closes, and by being subject to electricity rifle and being communicated by the BMS in electric car, electrically connected confirmation letter alternately
Number, the second charger controller controls cut-offfing and close of cutoff switch K21 and K22, and by charging gun and charging vehicle
BMS communicate, mutual charging connection confirmation signal；Low-voltage circuit in charging gun connects the low pressure in vehicle-to-vehicle charger
Dc bus, then low-voltage direct bus is directly connected to the second charger controller, and connects the by double-point double-throw switch K31
One charger controller and by electricity rifle, the second charger controller controls the cut-offfing and close of double-point double-throw switch.
In above-described embodiment, each cutoff switch K11, the effect of K12, K21, K22 are used to cut-off and closed high bus
Connection with wide scope DC/DC, naturally it is also possible to use other to cut-off equipment, such as double-point double-throw switch etc.；It is equally used for cut-offfing
Equipment can also be cut-off with other with the double-point double-throw switch K31 of closed low bus to replace, such as catalyst etc..
In the above-described embodiments, charger controller is provided with the two: first charger controller and the second charger control
Device processed；As other embodiments, it is also possible to only arrange a charger controller, be used for controlling each cutoff switch K11, K12,
K21, K22 and double-point double-throw switch K31 cut-off and close, and for communicating with charging vehicle or by electric car.
Embodiment 2
In above-described embodiment 1, when carrying out vehicle-to-vehicle charging, charging vehicle, low by electric car and vehicle-to-vehicle charger
Pressure electricity system is provided by charging vehicle, and the present embodiment 2 is compared with above-described embodiment 1, and it differs primarily in that vehicle-to-vehicle charging
Machine adds low pressure energy storage device so that when carrying out vehicle-to-vehicle charging, charging vehicle, by electric car and vehicle-to-vehicle charger
Low power used system by this low pressure energy storage device provide.Concrete, as shown in Figure 4, as a example by 24V low-voltage power supply system,
Energy storage device is 24V accumulator, and the both positive and negative polarity of 24V accumulator connects the positive and negative busbar of low-voltage direct bus, low-voltage direct respectively
Bus is directly connected to charging gun and by electricity rifle, and centre is not provided with the switchgear for cutting off low-voltage direct bus；24V low pressure supplies
Electricity system returns the first charger controller simultaneously and the second charger controller provides 24V power supply.In vehicle-to-vehicle charger also
It is provided with the 2nd DC/DC power model (i.e. mending electricity DC/DC module), for power taking from the high voltage power supply that charging vehicle provides, so
After be converted to 24V power supply and charge to 24V accumulator, concrete, the outfan of the 2nd DC/DC connects the both positive and negative polarity of 24V accumulator
Two ends, the input of the 2nd DC/DC is connected respectively positive pole and the negative pole of high voltage dc bus, and by cutoff switch K21,
K22 is connected to charging gun.
In above-described embodiment 2, for being connected to by cutoff switch K21, K22 to the 2nd DC/DC of 24V accumulator charging
On charging gun, as other embodiments, it is also possible to the 2nd DC/DC is directly connected on charging gun, without through cutting off
Switch.
In above-described embodiment 2, charger is internally provided with two charger controller, as other embodiments, also may be used
Only to arrange a charger controller, replace the function of above-mentioned two charger controller.
In above-described embodiment, in order to ensure the abundance of 24V accumulator electric-quantity when long-time charging, it is provided with the 2nd DC/
DC module, if the capacity of 24V accumulator itself is sufficiently large, or the charging interval is shorter, or is this accumulator to be joined
Being set to can be with the form changed, say, that can ensure that 24V accumulator can provide enough low tensions in charging process
Can, then need not be designed as the DC/DC module of its electric energy supplement；Certainly, if being additionally provided with the electricity into energy storage device charging
Road, it is also possible to be not provided with the 2nd DC/DC module.
Core of the present utility model is, as shown in fig. 1, charger has and is bi-directionally connected mechanism, can be directly connected to
Two electric motor cars, it is achieved the electric motor car that electricity is sufficient charges to the electric motor car that electricity is deficient, sets without in electric motor car again
Put other equipment, thus ensure that the versatility of the vehicle-to-vehicle charger of this utility model so that charging is convenient.
It is presented above this utility model specific embodiment, but this utility model is not limited to described embodiment party
Formula.Under the thinking that this utility model provides, use the mode being readily apparent that to those skilled in the art to above-mentioned enforcement
Technological means in example carries out converting, replaces, revises, and the effect played and the relevant art means base in this utility model
This utility model purpose identical, that realize is the most essentially identical, and the technical scheme so formed is to be finely adjusted above-described embodiment
Being formed, this technical scheme still falls within protection domain of the present utility model.
Claims (9)
- The most vehicle-to-vehicle charger, it is characterised in that include low voltage control system and high-pressure connection system, high-pressure connection system bag Include: for connecting the charging high voltage interface of charging vehicle, be subject to electricity high voltage interface for connecting by electric car, charge high voltage interface and be subject to It is provided with one for the coupling DC/DC module changing voltage between electricity high voltage interface.
- Vehicle-to-vehicle charger the most according to claim 1, it is characterised in that described coupling DC/DC module, its one end is respectively Being connected with charging high voltage interface by the first switch, its other end is connected with by electricity high voltage interface by second switch.
- Vehicle-to-vehicle charger the most according to claim 1, it is characterised in that described vehicle-to-vehicle charger control system also sets Have for connecting charging vehicle and by the communication interface of electric car and CC confirmation signal interface.
- Vehicle-to-vehicle charger the most according to claim 1, it is characterised in that also include for controlling for vehicle-to-vehicle charger The low pressure energy storage device of system power supply, for connecting the first low-voltage interface of charging vehicle, for connecting the second low pressure by electric car Interface, described low pressure energy storage device is connected with low-voltage bus bar, and low-voltage bus bar connects described first low-voltage interface and the second low crimping Mouthful.
- Vehicle-to-vehicle charger the most according to claim 4, it is characterised in that described low pressure energy storage device is also associated with one For the benefit electricity DC/DC module for low pressure energy storage device electric energy supplement, described benefit electricity DC/DC module input connects described charging High voltage interface, outfan connects described low pressure energy storage device.
- Vehicle-to-vehicle charger the most according to claim 4, it is characterised in that described low pressure energy storage device is 24V accumulator, The two ends of described 24V accumulator connect the output interface of the 2nd DC/DC.
- Vehicle-to-vehicle charger the most according to claim 4, it is characterised in that the first described low-voltage interface connects low-pressure direct Stream bus, described low-voltage direct bus is provided with low tension switch, and low-voltage direct bus connects described the by described low tension switch Two low-voltage interfaces.
- Vehicle-to-vehicle charger the most according to claim 4, it is characterised in that also include low pressure energy storage device, described low pressure Energy storage device is connected with low-voltage bus bar, for charging vehicle, is provided low-tension supply by electric car and charger controller.
- 9. according to the vehicle-to-vehicle charger described in claim 1-8 any claim, it is characterised in that described coupling DC/DC Module input voltage range is 300-750V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620296913.7U CN205811566U (en) | 2016-04-11 | 2016-04-11 | Vehicle-to-vehicle charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620296913.7U CN205811566U (en) | 2016-04-11 | 2016-04-11 | Vehicle-to-vehicle charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205811566U true CN205811566U (en) | 2016-12-14 |
Family
ID=58145294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620296913.7U Expired - Fee Related CN205811566U (en) | 2016-04-11 | 2016-04-11 | Vehicle-to-vehicle charger |
Country Status (1)
| Country | Link |
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| CN (1) | CN205811566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515229A (en) * | 2018-11-01 | 2019-03-26 | 广州小鹏汽车科技有限公司 | A kind of two-way charging unit of electric vehicle and its control method |
-
2016
- 2016-04-11 CN CN201620296913.7U patent/CN205811566U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515229A (en) * | 2018-11-01 | 2019-03-26 | 广州小鹏汽车科技有限公司 | A kind of two-way charging unit of electric vehicle and its control method |
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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: 20161214 Termination date: 20210411 |
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| CF01 | Termination of patent right due to non-payment of annual fee |