CN207853540U - Charging guide circuit of electric automobile - Google Patents
Charging guide circuit of electric automobile Download PDFInfo
- Publication number
- CN207853540U CN207853540U CN201820310956.5U CN201820310956U CN207853540U CN 207853540 U CN207853540 U CN 207853540U CN 201820310956 U CN201820310956 U CN 201820310956U CN 207853540 U CN207853540 U CN 207853540U
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- Prior art keywords
- connect
- circuit
- charging
- connection
- circuits
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- 238000007600 charging Methods 0.000 title claims abstract description 51
- 239000013256 coordination polymer Substances 0.000 claims abstract description 62
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 230000002146 bilateral effect Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
-
- 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
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides an electric automobile's guide circuit that charges relates to electric automobile technical field, include: the charging connection control interface comprises a CC end and a CP end; the CC end is connected with the charging controller through a CC awakening circuit, and the CP end is connected with the charging controller through a CP control circuit; the first protection circuit is connected to a connecting line between the CC end and the CC awakening circuit; the second protection circuit is connected to a connecting line between the CP end and the CP control circuit; a CP level detection circuit; CP PWM signal frequency detection circuit. The utility model can avoid the circuit damage caused by overvoltage through the arrangement of the first protection circuit and the second protection circuit; and the CP PWM signal frequency detection circuit and the CP level detection circuit are arranged, so that the anti-interference capability can be improved.
Description
Technical field
The utility model is related to electric vehicle engineering fields, and in particular to a kind of charging guiding circuit of electric vehicle.
Background technology
Currently, the charging guiding of electric vehicle is with the system of detection circuit, the anti-interference ability of detection circuit is poor, and
And driving conditions middle port circuit occurs easily causing the damage of circuit when exception.
Therefore, there is an urgent need for a kind of chargings of electric vehicle to guide circuit, can solve detection circuit poor anti jamming capability, and
The problem of port circuit easily causes entire circuit to damage because of overvoltage.
Utility model content
The utility model embodiment provides a kind of charging guiding circuit of electric vehicle, anti-dry to solve detection circuit
Disturb the problem of energy force difference and port circuit easily cause entire circuit to damage because of overvoltage.
In order to solve the above technical problems, the utility model embodiment provides a kind of charging guiding circuit of electric vehicle,
Including：
Charging connection control interface, including the ends CC and the ends CP；
Charge controller, the ends CC are connect by CC wake-up circuits with the charge controller, and the ends CP pass through CP
Control circuit is connect with the charge controller；
First protection circuit, is connected in the connection line between the ends CC and the CC wake-up circuits；
Second protection circuit, is connected in the connection line between the ends CP and the CP control circuits；
CP level sensitive circuits, the connection line between one end and the second protection circuit and the CP control circuits connect
It connects, the other end is connect with the charge controller；
CP PWM signal frequency detection circuits, the company between one end and the second protection circuit and the CP control circuits
Link connects, and the other end is connect with the charge controller.
Preferably, the first protection circuit includes：
One end is connect with the ends CC of the charging connection control interface, the bilateral diode of other end ground connection.
Preferably, the second protection circuit includes：
One end is connect with the ends CP of the charging connection control interface, the bilateral diode of other end ground connection.
Preferably, the CP PWM signal frequencies detection circuit includes：
First resistor (R1), second resistance (R2), zener diode (D), the first capacitance (C1) and the first operational amplifier
(A1)；
The first resistor (R1) is connected in parallel with the zener diode (D), and the first resistor (R1) with it is described
The anode connection terminal of zener diode (D) is grounded, the second resistance of connecting with the cathode connecting pin of the zener diode (D)
(R2) and with the noninverting input of first operational amplifier (A1) it connect, the second resistance (R2) is protected with described second
Circuit connects；The reverse input end of first operational amplifier (A1) and the output end of first operational amplifier (A1) connect
It connects, the output end of first operational amplifier (A1) is connect with first capacitance (C1), the first capacitance (C1) ground connection；
First operational amplifier (A1) connects power supply and is grounded.
Preferably, the CP level sensitive circuits include：
3rd resistor (R3), the 4th resistance (R4), the second capacitance (C2), third capacitance (C3) and second operational amplifier
(A2)；
The 3rd resistor (R3) is connected in parallel with second capacitance (C2), and the 3rd resistor (R3) and described the
Connecting pin one end of two capacitances (C2) is grounded, the other end connect the 4th resistance (R4) and with the second operational amplifier
(A2) noninverting input connection, the 4th resistance (R4) connect with the second protection circuit；Second operation amplifier
The reverse input end of device (A2) is connect with the output end of the second operational amplifier (A2), the second operational amplifier (A2)
Output end connect with the third capacitance (C3), the third capacitance (C3) ground connection；The second operational amplifier (A2) is even
It connects power supply and is grounded.
Preferably, the charging guiding circuit of the electric vehicle further includes：
Charging gun CC resistance detecting circuits, the connection between one end and the first protection circuit and the CC wake-up circuits
Connection, the other end are connect with the charge controller.
Preferably, the charging guiding circuit of the electric vehicle further includes：
Supply convertor, the connection line connection between one end and the CC wake-up circuits and the charge controller, separately
One end is connect with power supply；
Accumulator connect and is grounded with the supply convertor.
Preferably, the charging guiding circuit of the electric vehicle further includes：
Thermoacoustic prime engine device is connect with the ends PE of the charging connection control interface；
Charging gun connection judgment circuit, the connecting line between one end and the first protection circuit and the CC wake-up circuits
Road connects, and the other end is connect with the thermoacoustic prime engine device.
Compared with prior art, a kind of charging for electric vehicle that the utility model embodiment provides guides circuit, at least
It has the advantages that：
Pass through the first protection circuit being connected in the connection line between the ends CC and the CC wake-up circuits, connection
The second protection circuit in connection line between the ends CP and the CP control circuits, can be caused to avoid due to overvoltage
Circuit damage, protect entire circuit；The CP level sensitive circuits and CP PWM signal frequency detection circuits are arranged simultaneously, can
To improve anti-interference ability.
Description of the drawings
Fig. 1 is that the charging for the electric vehicle that the utility model embodiment provides guides circuit diagram；
Fig. 2 is the CP PWM detection circuit figures that the utility model embodiment provides；
Fig. 3 is the CP level sensitive circuit figures that the utility model embodiment provides；
Fig. 4 is the first protection circuit diagram that the utility model embodiment provides.
Specific implementation mode
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.In the following description, such as specific configure with the specific detail of component only is provided
Only to assist in comprehensive understanding the embodiments of the present invention.It therefore, it will be apparent to those skilled in the art that can be to here
The embodiment of description makes various changes and modifications without departing from the scope of the utility model and spirit.In addition, in order to clear and
Succinctly, the description to known function and construction is omitted.
In the various embodiments of the utility model, it should be appreciated that the size of the serial number of following each processes is not meant to hold
The execution sequence of the priority of row sequence, each process should be determined by its function and internal logic, and implement without coping with the utility model
The implementation process of example constitutes any restriction.
The utility model embodiment provides a kind of charging guiding circuit of electric vehicle, please refers to Fig. 1, including：
Charging connection control interface, including the ends CC and the ends CP；
Charge controller, the ends CC are connect by CC wake-up circuits with the charge controller, and the ends CP pass through CP
Control circuit is connect with the charge controller；
First protection circuit, is connected in the connection line between the ends CC and the CC wake-up circuits；
Second protection circuit, is connected in the connection line between the ends CP and the CP control circuits；
CP level sensitive circuits, the connection line between one end and the second protection circuit and the CP control circuits connect
It connects, the other end is connect with the charge controller；
CP PWM signal frequency detection circuits, the company between one end and the second protection circuit and the CP control circuits
Link connects, and the other end is connect with the charge controller.
Above-described embodiment of the utility model passes through the connecting line being connected between the ends CC and the CC wake-up circuits
First protection circuit of road, the second protection electricity being connected in the connection line between the ends CP and the CP control circuits
Road can be damaged to avoid due to circuit caused by overvoltage, protect entire circuit；The CP level sensitive circuits and CP pwm signals
Frequency detection circuit is arranged simultaneously, can improve anti-interference ability；Also, edging trigger side may be used in the CC wake-up circuits
Formula wakes up the charge controller, can prevent charge controller when charging complete from cannot enter shutdown mode.
In one specific embodiment of the utility model, Fig. 4 is please referred to, the first protection circuit includes：One end with it is described
The ends CC of charging connection control interface connect, and the bilateral diode of other end ground connection can go out when overvoltage occurs in port circuit
It sends out bilateral diode described, damage caused by circuit because overvoltage can be protected.
In one specific embodiment of the utility model, Fig. 4 is please referred to, the second protection circuit includes：One end with it is described
The ends CP of charging connection control interface connect, and the bilateral diode of other end ground connection can go out when overvoltage occurs in port circuit
It sends out bilateral diode described, damage caused by circuit because overvoltage can be protected.
In one specific embodiment of the utility model, Fig. 2 is please referred to, the CP PWM signal frequencies detection circuit includes：
First resistor (R1), second resistance (R2), zener diode (D), the first capacitance (C1) and the first operational amplifier (A1)；
The first resistor (R1) is connected in parallel with the zener diode (D), and the first resistor (R1) with it is described
The anode connection terminal of zener diode (D) is grounded, the second resistance of connecting with the cathode connecting pin of the zener diode (D)
(R2) and with the noninverting input of first operational amplifier (A1) it connect, the second resistance (R2) is protected with described second
Circuit connects；The reverse input end of first operational amplifier (A1) and the output end of first operational amplifier (A1) connect
It connects, the output end of first operational amplifier (A1) is connect with first capacitance (C1), the first capacitance (C1) ground connection；
First operational amplifier (A1) connects power supply and is grounded.
In one specific embodiment of the utility model, Fig. 3 is please referred to, the CP level sensitive circuits include：3rd resistor
(R3), the 4th resistance (R4), the second capacitance (C2), third capacitance (C3) and second operational amplifier (A2)；
The 3rd resistor (R3) is connected in parallel with second capacitance (C2), and the 3rd resistor (R3) and described the
Connecting pin one end of two capacitances (C2) is grounded, the other end connect the 4th resistance (R4) and with the second operational amplifier
(A2) noninverting input connection, the 4th resistance (R4) connect with the second protection circuit；Second operation amplifier
The reverse input end of device (A2) is connect with the output end of the second operational amplifier (A2), the second operational amplifier (A2)
Output end connect with the third capacitance (C3), the third capacitance (C3) ground connection；The second operational amplifier (A2) is even
It connects power supply and is grounded.
In one specific embodiment of the utility model, the charging guiding circuit of the electric vehicle further includes：Charging gun CC
Resistance detecting circuit, the connection line between one end and the first protection circuit and the CC wake-up circuits connect, the other end
It connect, can be detected in the connection line between the first protection circuit and the CC wake-up circuits with the charge controller
Voltage.
In one specific embodiment of the utility model, the charging guiding circuit of the electric vehicle further includes：Power conversion
Device, the connection line connection between one end and the CC wake-up circuits and the charge controller, the other end are connect with power supply；It stores
Battery connect and is grounded with the supply convertor.
In one specific embodiment of the utility model, the charging guiding circuit of the electric vehicle further includes：Thermoacoustic prime engine
Device is connect with the ends PE of the charging connection control interface；Circuit is protected in charging gun connection judgment circuit, one end with described first
Connection line connection between the CC wake-up circuits, the other end are connect with the thermoacoustic prime engine device, when charging gun connects just
Chang Shi, the CC wake-up circuits work, the CC wake-up circuits wake up the charge controller and the supply convertor, at this time
CP control circuits, CP level sensitive circuits and the work of CP PWM signal frequency detection circuits, the charge controller wake up battery
Management system, and vehicle is guided to charge；At the end of charging, the charge controller can guide electricity under vehicle, if at this time
Charging gun connects, and the charging gun connection judgment circuit work prevents car owner from forgetting to pull up charging gun driving.
In conclusion the utility model is by being connected on the connection circuit between the ends CC and the CC wake-up circuits
First protection circuit, be connected between the ends CP and the CP control circuits connection circuit on second protection circuit,
It can be damaged to avoid due to circuit caused by overvoltage, protect entire circuit；The CP level sensitive circuits and CP pwm signal frequencies
Rate detection circuit is arranged simultaneously, can improve anti-interference ability.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, several improvements and modifications can also be made, these improvement
The scope of protection of the utility model is also should be regarded as with retouching.
Claims (8)
1. a kind of charging of electric vehicle guides circuit, which is characterized in that including：
Charging connection control interface, including the ends CC and the ends CP；
Charge controller, the ends CC are connect by CC wake-up circuits with the charge controller, and the ends CP are controlled by CP
Circuit is connect with the charge controller；
First protection circuit, is connected in the connection line between the ends CC and the CC wake-up circuits；
Second protection circuit, is connected in the connection line between the ends CP and the CP control circuits；
CP level sensitive circuits, the connection line between one end and the second protection circuit and the CP control circuits connect,
The other end is connect with the charge controller；
CP PWM signal frequency detection circuits, the connecting line between one end and the second protection circuit and the CP control circuits
Road connects, and the other end is connect with the charge controller.
2. the charging of electric vehicle as described in claim 1 guides circuit, which is characterized in that the first protection circuit packet
It includes：
One end is connect with the ends CC of the charging connection control interface, the bilateral diode of other end ground connection.
3. the charging of electric vehicle as described in claim 1 guides circuit, which is characterized in that the second protection circuit packet
It includes：
One end is connect with the ends CP of the charging connection control interface, the bilateral diode of other end ground connection.
4. the charging of electric vehicle as described in claim 1 guides circuit, which is characterized in that the CP PWM signal frequencies inspection
Slowdown monitoring circuit includes：
First resistor (R1), second resistance (R2), zener diode (D), the first capacitance (C1) and the first operational amplifier (A1)；
The first resistor (R1) is connected in parallel with the zener diode (D), and the first resistor (R1) and the voltage stabilizing
The anode connection terminal of diode (D) is grounded, the second resistance (R2) of connecting with the cathode connecting pin of the zener diode (D)
And connect with the noninverting input of first operational amplifier (A1), the second resistance (R2) protects circuit with described second
Connection；The reverse input end of first operational amplifier (A1) is connect with the output end of first operational amplifier (A1),
The output end of first operational amplifier (A1) is connect with first capacitance (C1), the first capacitance (C1) ground connection；Institute
It states the first operational amplifier (A1) connection power supply and is grounded.
5. the charging of electric vehicle as described in claim 1 guides circuit, which is characterized in that the CP level sensitive circuits packet
It includes：
3rd resistor (R3), the 4th resistance (R4), the second capacitance (C2), third capacitance (C3) and second operational amplifier (A2)；
The 3rd resistor (R3) is connected in parallel with second capacitance (C2), and the 3rd resistor (R3) and second electricity
Hold connecting pin one end ground connection of (C2), the other end connect the 4th resistance (R4) and with the second operational amplifier (A2)
Noninverting input connects, and the 4th resistance (R4) connect with the second protection circuit；The second operational amplifier (A2)
Reverse input end connect with the output end of the second operational amplifier (A2), the output of the second operational amplifier (A2)
End is connect with the third capacitance (C3), third capacitance (C3) ground connection；The second operational amplifier (A2) connects power supply
And it is grounded.
6. the charging of electric vehicle as described in claim 1 guides circuit, which is characterized in that further include：
Charging gun CC resistance detecting circuits, the connection line between one end and the first protection circuit and the CC wake-up circuits
Connection, the other end are connect with the charge controller.
7. the charging of electric vehicle as described in claim 1 guides circuit, which is characterized in that further include：
Supply convertor, the connection line connection between one end and the CC wake-up circuits and the charge controller, the other end
It is connect with power supply；
Accumulator connect and is grounded with the supply convertor.
8. the charging of electric vehicle as described in claim 1 guides circuit, which is characterized in that further include：
Thermoacoustic prime engine device is connect with the ends PE of the charging connection control interface；
Charging gun connection judgment circuit, the connection line between one end and the first protection circuit and the CC wake-up circuits connect
It connects, the other end is connect with the thermoacoustic prime engine device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310956.5U CN207853540U (en) | 2018-03-07 | 2018-03-07 | Charging guide circuit of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310956.5U CN207853540U (en) | 2018-03-07 | 2018-03-07 | Charging guide circuit of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207853540U true CN207853540U (en) | 2018-09-11 |
Family
ID=63410215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820310956.5U Active CN207853540U (en) | 2018-03-07 | 2018-03-07 | Charging guide circuit of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207853540U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774907A (en) * | 2019-09-24 | 2020-02-11 | 浙江零跑科技有限公司 | Detection and single wake-up circuit for charging CC signal |
| EP4091855A1 (en) * | 2021-05-20 | 2022-11-23 | Hyundai Mobis Co., Ltd. | Charging communication module and charging method of electric vehicle |
-
2018
- 2018-03-07 CN CN201820310956.5U patent/CN207853540U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774907A (en) * | 2019-09-24 | 2020-02-11 | 浙江零跑科技有限公司 | Detection and single wake-up circuit for charging CC signal |
| EP4091855A1 (en) * | 2021-05-20 | 2022-11-23 | Hyundai Mobis Co., Ltd. | Charging communication module and charging method of electric vehicle |
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