CN208226139U - Electrical vehicle charging connection device - Google Patents
Electrical vehicle charging connection device Download PDFInfo
- Publication number
- CN208226139U CN208226139U CN201820415593.1U CN201820415593U CN208226139U CN 208226139 U CN208226139 U CN 208226139U CN 201820415593 U CN201820415593 U CN 201820415593U CN 208226139 U CN208226139 U CN 208226139U
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- charging
- connectivity port
- port
- rifle
- connecting device
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Abstract
The utility model relates to a kind of electrical vehicle charging connection devices, for connecting the direct-current charge port of AC charging rifle and electric car to charge to electric car, charging connecting device includes: multiple connectivity ports, and multiple connectivity ports include at least the first connectivity port, second connection end mouth, third connectivity port and the 4th connectivity port；Wherein, first connectivity port, third connectivity port are separately connected charging connection confirmation end CC, the control guide end CP of AC charging rifle, and second connection end mouth, the 4th connectivity port are separately connected charging connection confirmation the end CC2, low pressure accessory power supply anode A+ of direct-current charge port.It not only brings to automobile user using upper convenience, can be with the charge completion time of more acurrate prediction electric car.
Description
Technical field
The utility model relates to electric car charging technique fields, charge and connect more specifically to a kind of electric car
Connection device.
Background technique
In the prior art, in order to make AC charging mode and DC charging mode that can be applied to electric car, often
AC charge port and direct-current charge port are configured simultaneously on vehicle body, this brings the increase of automobile manufacture cost.In addition, before charging
User needs to distinguish that charging service station provides AC charging rifle or DC charging rifle, and then is respectively connected to AC charge port
And direct-current charge port, which results in the inconvenience in user's use.
Those skilled in the art's expectation obtains a kind of universal interconnecting device, can be suitable for AC charging mode and direct current
Both charging modes.
Meanwhile for AC charging, by the detection unit of existing attachment device and charging gun itself, it is difficult to accurately sentence
Determine the charged state of AC charging rifle, for example, providing the charging current for giving electric car, and then is difficult to Accurate Prediction charging complete
Time.
Utility model content
One of the utility model is designed to provide a kind of universal interconnecting device, and AC charging rifle can be general by this
Attachment device is connected to the direct-current charge port of electric car, and then charges for electric car.
To achieve the above object, it is as follows to provide a kind of technical solution for the utility model:
A kind of electrical vehicle charging connection device, for connecting the direct-current charge port of AC charging rifle and electric car with right
Electric car charges, and charging connecting device includes: multiple connectivity ports, and multiple connectivity ports include at least the first connecting pin
Mouth, second connection end mouth, third connectivity port and the 4th connectivity port；Wherein, the first connectivity port, third connectivity port point
Not Lian Jie AC charging rifle charging connection confirmation end CC, control guide end CP, second connection end mouth, the 4th connectivity port difference
The charging connection for connecting direct-current charge port confirms end CC2, low pressure accessory power supply anode A+.
Preferably, charging connecting device also determines the charged state of AC charging rifle.
Preferably, determine that charged state includes: the defeated of the vehicle-mounted control acquisition process circuit that detection is located at electric car side
Enter voltage, to determine the charging current and/or plug state of AC charging rifle.
Preferably, the charged state of AC charging rifle includes: to be charged with the charging current of 10A；With the charging electricity of 16A
Stream charges；It is charged with the charging current of 32A；It is charged with the charging current of 63A；And AC charging rifle pulls out
Rifle.
Preferably, the first connectivity port is connected with second connection end mouth, third connectivity port and the 4th connectivity port phase
Connection.
Preferably, charging connecting device further include: the 5th connectivity port, the AC power source output of connection AC charging rifle
Hold L；6th connectivity port connects the DC power supply anode DC+ of direct-current charge port；7th connectivity port, connection exchange are filled
The middle line end N of electric rifle；8th connectivity port connects the DC power supply negative terminal DC- of direct-current charge port；9th connectivity port,
Connect the protective grounding PE of AC charging rifle；And the tenth connectivity port, connect the protective grounding PE of direct-current charge port.
Preferably, the 5th connectivity port is connected with the 6th connectivity port, the 7th connectivity port and the 8th connectivity port phase
Connection, the 9th connectivity port is connected with the tenth connectivity port.
The charging connecting device that various embodiments of the utility model provides can be connected to AC charging rifle and electric car
Between direct-current charge port, and then pass through the signal CP, A+, CC to input as defined in national standard GBT18487.1-2015, CC2 progress
Voltage value sampling, determines the charged state of AC charging rifle.The charging connecting device, which is not only brought to automobile user, to be made
With convenience, can with it is more acurrate prediction electric car charge completion time.
Detailed description of the invention
Fig. 1 shows the port connection schematic diagram according to the charging connecting device of an embodiment of the present invention.
Fig. 2 shows the internal circuit diagrams according to the charging connecting device of an embodiment of the present invention.
Fig. 3 shows the control guide end that AC charging rifle is connected according to the charging connecting device of an embodiment of the present invention
The circuit diagram of CP.
Fig. 4, which is shown, utilizes the charging shape that AC charging rifle is determined according to the charging connecting device of an embodiment of the present invention
The circuit diagram of state.
Specific embodiment
It is proposed detail, in the following description in order to provide the thorough understanding to the utility model.However, this field
Technical staff will clearly know, implementable the embodiments of the present invention without these details.It is practical at this
In novel, specific numeric reference, such as " first element ", " second device " etc. can be carried out.But specific number reference is not answered
When being understood to that its literal sequence must be submitted to, but it should be understood that " first element " is different from " second element ".
The detail that the utility model is proposed be it is exemplary, detail can change, but still fall into this
Within the spirit and scope of utility model.Term " coupling ", which is defined to indicate that, is directly connected to component or via another component
And it is connected indirectly to component.
Below by way of being described with reference to be adapted for carrying out the preferred embodiment of the system of the utility model and device.Although
Each embodiment is described for the single combination of element, however, it is understood that the utility model includes all of disclosed element
It may combination.Therefore, if one embodiment includes element A, B and C, and second embodiment includes element B and D, then this is practical
Novel other residue combinations that should be also believed to comprise A, B, C or D, even if not disclosing clearly.
As shown in Figure 1, providing a kind of electrical vehicle charging connection device, one side according to an embodiment of the present invention
Connect AC charging rifle, the direct-current charge port of other side connecting electric automobile, for charging to electric car.
Specifically, which includes multiple connectivity ports, wherein at least includes the first connectivity port 11, second
Connectivity port 12, third connectivity port 13 and the 4th connectivity port 14.Wherein, the first connectivity port 11, third connectivity port
13 are separately connected charging connection confirmation end CC, the control guide end CP of AC charging rifle, second connection end mouth 12, the 4th connecting pin
Mouth 14 is separately connected charging connections confirmation the end CC2, low pressure accessory power supply anode A+ of direct-current charge port.
Further, which can also include: the five, the six, the seven, the eight, the 9th and the tenth company
Connect port.AC power source (single-phase) the output end L of 5th connectivity port 15 connection AC charging rifle；The connection of 6th connectivity port 16
The DC power supply anode DC+ of direct-current charge port；The middle line end N of 7th connectivity port 17 connection AC charging rifle；8th connecting pin
Mouth 18 connects the DC power supply negative terminal DC- of direct-current charge ports；The protective grounding of 9th connectivity port 19 connection AC charging rifle
PR；The protective grounding PE of tenth connectivity port 20 connection direct-current charge port.
It, can be in inside by the first connectivity port 11 and 12 phase of second connection end mouth when specifically preparing charging connecting device
Connection, and third connectivity port 13 is connected with the 4th connectivity port 14 in inside.
As shown in Fig. 2, the 5th connectivity port 15 is connected with the 6th connectivity port 16 by charging connecting device internal circuit
It connects, the 7th connectivity port 17 is connected with the 8th connectivity port 18, and the 9th connectivity port 19 is connected with the tenth connectivity port 20.
Those skilled in the art can be suitably modified this connection relationship, without departing from the protection scope of the utility model.
It is appreciated that electric car side further includes OBCM (On Board Charger Module) to be used for alternating current
Pressure is converted to DC voltage.
By the way that with connection type one-to-one between upper port, charging connecting device provided by the utility model will be handed over
Current charge rifle is connected with the direct-current charge port of electric car side, so that the direct-current charge port in electric car can be realized as handing over
Current charge function reduces the manufacturing cost of electric car, and energy to save the demand that vehicle body needs to be equipped with AC charge port
Enough offer convenience for user's charging.
Further, by making the third connectivity port 13 of charging connecting device connect the control guide end of AC charging rifle
CP, and make the low pressure accessory power supply anode A+ of the 4th connectivity port 14 connection direct-current charge port, access direct current can be verified and filled
Power port is AC charging rifle, rather than plugs in rifle.
Specifically, as shown in figure 3, AC charging rifle internal circuit includes power supply control apparatus comprising 12V alternating current
Output end and pwm control signal output end are pressed, power supply control apparatus is connected to control guide end CP by switch S1 and resistance R1,
Control guide end CP is then connected to the third connectivity port 13 of charging connecting device；Electric car side internal circuit includes switch
S2, resistance R2, R3 and controller acquisition process circuit.The circuit and the low pressure accessory power supply anode A+ signal of direct-current charge port are multiple
With.
Based on this connection relationship, CP and A+ signal voltage can be analyzed, it is assumed that R1=1K Ω, R2=1.3K
Ω, R3=2.74K Ω, switch S1 and S2 are closed.If the input voltage for measuring controller acquisition process circuit is 8.79V
When, then it is assumed that it is the direct-current charge port of AC charging rifle access electric car.And if the input of controller acquisition process circuit
Voltage is 12V, then it is assumed that is the access of DC charging rifle.
Corresponding relationship between above-mentioned connectivity port is for charging connection interface as defined in national standard GBT18487.1-2015
A kind of Curve guide impeller carried out, this design can be multiplexed the connectivity port of charging connecting device, enable charging connecting device
Multiple functions are enough realized, including above-described as general between AC charging rifle and the direct-current charge port of electric car side
Attachment device further using each connectivity port of the charging connecting device, can also determine the charging shape of AC charging rifle
State.
Specifically, the charged state for determining AC charging rifle includes: that vehicle-mounted control of the detection positioned at electric car side is adopted
Collect the input voltage of processing circuit, to determine the charging current and/or plug state of AC charging rifle.
As shown in figure 4, AC charging rifle internal circuit includes earthed circuit part, by switch S3, resistance R4 and RC structure
At earthed circuit is partially attached to the charging connection confirmation end CC of AC charging rifle, then charged connection confirmation end CC is connected to
The charging connection confirmation end CC2 of first connectivity port 11 of charging connecting device, direct-current charge port is connected to charging connecting device
Second connection end mouth 12.Correspondingly, electric car side internal circuit includes at the resistance R5 being connected with Vcc and controller acquisition
Manage circuit.The charging connection of the circuit and direct-current charge port confirms end CC2 signal multiplexing.
When charging gun is inserted into direct-current charge port, charging connection has been formed, and switch S3 is closed state.Using above-mentioned electricity
Road is provided according to national standard GBT18487.1-2015, if R3 is 1K Ω, R5 is 1K Ω.As RC=1.5K Ω, R4=1.8K Ω,
Charging cable capacity is 10A.As RC=680 Ω, R4=2.7K Ω, the charging current of AC charging rifle is 16A.Work as RC=
When 220 Ω, R4=3.3K Ω, charging current 32A.As RC=100 Ω, R4=3.3K Ω, charging current 63A.
Assuming that Vcc=5V, the input voltage of controller acquisition process circuit will be as shown in the table.As can be seen that different
AC charging rifle is corresponding, the input voltage of controller acquisition process circuit is supplied to by the connectivity port CC/CC2 is different,
So can judge type/charged state of charging gun according to the voltage value of acquisition.
Filling for AC charging rifle can be determined by the input voltage of acquisition controller acquisition process circuit according to upper table
Electricity condition.As an example, determine that steps are as follows:
After charging connecting device is inserted into Vehicular direct-current charge port by step 1., it is inserted into AC charging rifle；
Step 2.CC signal and CP signal are connected respectively to CC2 signal and A+ signal by charging connecting device, at wake-up
In the battery management system or entire car controller of dormant state；
After step 3. battery management system or entire car controller are waken up, vehicle enters charge mode.To the signal of input
(CP/A+ and CC/CC2) voltage carries out AD sampling.The input voltage (CP/A+) of controller acquisition process circuit is 8.79V, then electric
Pond management system or entire car controller are considered AC charging.
When the input voltage (CC/CC2) of step 4 controller acquisition process circuit is 3V, then it is assumed that AC charging electric current
For 10A；When the input voltage (CC/CC2) of controller acquisition process circuit is 2.02381V, then it is assumed that AC charging electric current is
16A；When the input voltage (CC/CC2) of controller acquisition process circuit is 0.901639V, then it is assumed that AC charging electric current is
32A；When the input voltage (CC/CC2) of controller acquisition process circuit is 0.454545V, then it is assumed that AC charging electric current is
63A。
Above-mentioned charging connecting device supports charging interface as defined in national standard GBT18487.1-2015, can be suitable for various
The AC charging rifle of specification has good versatility.
Above-mentioned charging connecting device can use any suitable size or shape, can attach to the direct current of electric car
Charge port can also attach on AC charging rifle.It can also directly be disassembled from attached, and be accommodated in electronic
In automobile.
AC charging rifle is connected to direct-current charge port using the charging connecting device, it can be by first, second,
Three, the 4th connectivity port (corresponding respectively to CC, CC2, CP, A+ signal) carries out voltage value sampling, further determines AC charging
The charged state of rifle, including plug state and charging current value can carry out the charge completion time of electric car pre- in turn
It surveys, and, the service ability at charging service station is assessed.
According to an embodiment of the present invention, the method that a kind of charged state of determining AC charging rifle may be implemented should
Method includes that following steps are rapid:
Step S10, AC charging rifle is accessed to the DC charging of electric car by above-described charging connecting device
Mouthful；Step S20, detection is located at the input voltage of the vehicle-mounted control acquisition process circuit of electric car side, to determine AC charging
The charged state of rifle.
Specifically, the charged state of AC charging rifle includes: to be charged with the charging current of 10A；With the charging of 16A
Electric current charges；It is charged with the charging current of 32A；It is charged with the charging current of 63A；And AC charging rifle pulls out
Rifle.
As further improved embodiment, can be prompted based on the charged state of AC charging rifle about electric car
Charge completion time, this prompt can be issued to user or charging service personnel.
Using the above method, the charged state of AC charging rifle, including plug state and charging electricity can be accurately determined
Flow valuve can more accurately predict the charge completion time of electric car in turn, this brings good using body to user
It tests.
According to the utility model another embodiment, a kind of computer storage medium may be implemented, be stored thereon with computer
Executable instruction, wherein these computer executable instructions when executed by the processor, will realize what above embodiments were realized
The method for determining the charged state of AC charging rifle.
According to another embodiment of the utility model, a kind of controller may be implemented, which is stored in storage in execution
When executable instruction in device, in method that the charged state for the determination AC charging rifle that above embodiments are realized will be executed
Each step.
Above description does not lie in the protection model of limitation the utility model only in the preferred embodiment of the utility model
It encloses.Those skilled in the art may make various modifications design, want without departing from the thought of the utility model and subsidiary right
It asks.
Claims (7)
1. a kind of electrical vehicle charging connection device, for connecting the direct-current charge port of AC charging rifle and electric car to institute
It states electric car to charge, the charging connecting device includes:
Multiple connectivity ports, the multiple connectivity port include at least the first connectivity port, second connection end mouth, third connecting pin
Mouth and the 4th connectivity port；
Wherein, first connectivity port, third connectivity port are separately connected the charging connection confirmation end CC of AC charging rifle, control
Guide end CP processed, the second connection end mouth, the 4th connectivity port are separately connected the charging connection confirmation of the direct-current charge port
Hold CC2, low pressure accessory power supply anode A+.
2. charging connecting device according to claim 1, which is characterized in that the charging connecting device also determines the friendship
The charged state of current charge rifle.
3. charging connecting device according to claim 2, which is characterized in that determine that the charged state includes:
Detection is located at the input voltage of the vehicle-mounted control acquisition process circuit of the electric car side, with the determination AC charging
The charging current and/or plug state of rifle.
4. charging connecting device according to claim 3, which is characterized in that the charged state packet of the AC charging rifle
It includes:
It is charged with the charging current of 10A；
It is charged with the charging current of 16A；
It is charged with the charging current of 32A；
It is charged with the charging current of 63A；And
The AC charging rifle is drawn guns.
5. charging connecting device according to claim 1, which is characterized in that first connectivity port and described second connects
It connects port to be connected, the third connectivity port is connected with the 4th connectivity port.
6. charging connecting device according to claim 1, which is characterized in that the charging connecting device further include:
5th connectivity port connects the ac power output L of the AC charging rifle；
6th connectivity port connects the DC power supply anode DC+ of the direct-current charge port；
7th connectivity port connects the middle line end N of the AC charging rifle；
8th connectivity port connects the DC power supply negative terminal DC- of the direct-current charge port；
9th connectivity port connects the protective grounding PE of the AC charging rifle；And
Tenth connectivity port connects the protective grounding PE of the direct-current charge port.
7. charging connecting device according to claim 6, which is characterized in that the 5th connectivity port and the described 6th connects
Port is connect to be connected, the 7th connectivity port is connected with the 8th connectivity port, the 9th connectivity port with it is described
Tenth connectivity port is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415593.1U CN208226139U (en) | 2018-03-26 | 2018-03-26 | Electrical vehicle charging connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415593.1U CN208226139U (en) | 2018-03-26 | 2018-03-26 | Electrical vehicle charging connection device |
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| Publication Number | Publication Date |
|---|---|
| CN208226139U true CN208226139U (en) | 2018-12-11 |
Family
ID=64503113
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820415593.1U Active CN208226139U (en) | 2018-03-26 | 2018-03-26 | Electrical vehicle charging connection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364851A (en) * | 2018-03-26 | 2019-10-22 | 蔚来汽车有限公司 | Electrical vehicle charging connection device |
| CN113381459A (en) * | 2020-02-25 | 2021-09-10 | 北京新能源汽车股份有限公司 | Charging control method and device and electric automobile |
| CN113492709A (en) * | 2020-04-07 | 2021-10-12 | 国网电动汽车服务有限公司 | Charging vehicle identity recognition system and method |
| CN110364851B (en) * | 2018-03-26 | 2024-04-16 | 蔚来(安徽)控股有限公司 | Charging connection device for electric automobile |
-
2018
- 2018-03-26 CN CN201820415593.1U patent/CN208226139U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364851A (en) * | 2018-03-26 | 2019-10-22 | 蔚来汽车有限公司 | Electrical vehicle charging connection device |
| CN110364851B (en) * | 2018-03-26 | 2024-04-16 | 蔚来(安徽)控股有限公司 | Charging connection device for electric automobile |
| CN113381459A (en) * | 2020-02-25 | 2021-09-10 | 北京新能源汽车股份有限公司 | Charging control method and device and electric automobile |
| CN113381459B (en) * | 2020-02-25 | 2023-09-29 | 北京新能源汽车股份有限公司 | Charging control method and device and electric automobile |
| CN113492709A (en) * | 2020-04-07 | 2021-10-12 | 国网电动汽车服务有限公司 | Charging vehicle identity recognition system and method |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20200812 Address after: Susong Road West and Shenzhen Road North, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Weilai (Anhui) Holding Co., Ltd Address before: China Hong Kong Patentee before: NIO NEXTEV Ltd. |