CN105365596B - A kind of intelligence control system for electric vehicle alternating-current charging pile - Google Patents
A kind of intelligence control system for electric vehicle alternating-current charging pile Download PDFInfo
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- CN105365596B CN105365596B CN201510844260.1A CN201510844260A CN105365596B CN 105365596 B CN105365596 B CN 105365596B CN 201510844260 A CN201510844260 A CN 201510844260A CN 105365596 B CN105365596 B CN 105365596B
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- 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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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Abstract
The invention discloses a kind of intelligence control system for electric vehicle alternating-current charging pile, including CPU processing systems, scram button circuit, electronic lock circuit, auxiliary power circuit, LCD display, keyboard circuit, unearthed detection circuit, temperature sensor circuit, RFID card reader circuit, storage circuit, voltage current detection circuit, meter circuit, background communication interface circuit, output circuit, control pilot circuit and indicator light circuit；The present invention, which has the following advantages, to be：Possess automobile interface Auto-matching function, possess identity recognition function, possess reservation function, possess temperature protection function, possess charge cable anti-theft feature, possess flexible configuration function.
Description
Technical field
The present invention relates to a kind of control system, more particularly to a kind of intelligent control for being exclusively used in electric vehicle alternating-current charging pile
System；Belong to electric automobile intelligent charge facility applied technical field.
Background technology
Electric automobile intelligent AC charging pile is the electric energy supplemental facilities for New-energy electric vehicle；By with automobile into
Row communication, monitoring, control, can reliably charge for electric automobile.The stake at least possesses charging reservation function, possesses adaptive
Various vehicle functions, possess detection vehicle-state, possess full of protection, possess the defencive function such as over-pressed, under-voltage, overcurrent, excess temperature,
Possess metering and billing function, possess a variety of identity recognition functions, possess data acquisition, remote control function；
Charging pile species at present on the market is various, and function is single, and safeguard measure is single, is arranged even without what protection
Apply；There are contradiction between perfect in shape and function and control cost；The existing defects in terms of the flexibly configurable of type, it is impossible to which a machine is more
Change various configurations；The basic blank on overheat protector.
The content of the invention
The present invention is in order to make up for the deficiencies of the prior art, there is provided a kind of simple in structure, automatic identification vehicle, safe and reliable
, different configuration of intelligent AC electrically-charging equipment can be flexibly provided；
To achieve the above object, the present invention adopts the technical scheme that：
A kind of intelligence control system for electric vehicle alternating-current charging pile, including CPU processing systems, scram button electricity
Road, electronic lock circuit, auxiliary power circuit, LCD display, keyboard circuit, unearthed detection circuit, temperature sensor circuit,
RFID card reader circuit, storage circuit, voltage current detection circuit, meter circuit, background communication interface circuit, output circuit, control
System guiding circuit and indicator light circuit；
Wherein, the CPU processing systems, are used for realization whole equipment operation and the control of charging process；
The scram button circuit, is used for realization the control for interruption of in emergency circumstances charging；
The electronic lock circuit, is used for realization the locking of the charging gun in charging process；
The auxiliary power circuit, is used for realization the conversion that+5V arrives+3.3V, and operating voltage is provided to CPU processing systems；
The LCD display, is used for realization the display of facility information and charge information；
The keyboard circuit, is used for realization information input when user carries out human-computer interaction；
The unearthed detection circuit, is used for realization the detection of equipment ground, unearthed two states；
The temperature sensor circuit, the temperature detection being used for realization at charging interface；
The RFID card reader circuit, is used for realization the identification of user identity；
The storage circuit, is used for realization the storage of systematic parameter, transaction record and upgrade file；
The voltage current detection circuit, be used for realization the voltage of equipment, electric current whether the monitoring in normal range (NR)；
The meter circuit, is used for realization the metering of the charge capacity of different periods；
The background communication interface circuit, is used for realization the connection and communication of equipment and background communication system；
The output circuit, is used for realization the output of peripheral unit control；
The control pilot circuit, the interface being used for realization between charging pile and car is shaken hands and information communicates；
The indicator light circuit, is used for realization the display of different conditions signal；
Further improve, CPU processor U1 is equipped with the CPU processing systems, complete to charge by CPU processor U1
The control of flow, relevant signal acquisition and protection act；
Further improve, 35 feet of the CPU processor U1 are connected with the scram button circuit；The CPU processing
55 feet of device U1 are connected with the auxiliary power circuit；2~5 feet, 15~18 feet and the keyboard of the CPU processor U1
Circuit is connected；47 feet of the CPU processor U1 are connected with the unearthed detection circuit；The CPU processor U1's
24 feet are connected with the temperature sensor circuit；78 feet, 79 feet, 25 feet, 26 feet and the RFID of the CPU processor U1
Card reader circuit is connected；91 feet of the CPU processor U1 are connected with the storage circuit；The CPU processor U1's
51~54 feet, 44~46 feet are connected with the voltage current detection circuit；67~69 feet of the CPU processor U1 and the electricity
Watch circuit is connected；31 feet of the CPU processor U1 are connected with the output circuit；The 30 of the CPU processor U1
Foot, 36 feet, 56 feet, 64 feet are connected with the control pilot circuit；59 feet of the CPU processor U1,65 feet, 63 feet with
The electronic lock circuit is connected；96~98 feet of the CPU processor U1 are connected with the indicator light circuit；The CPU
58 feet, 60~62 feet, 81~82 feet, 85~86 feet, 88 feet, 38~41 feet of processor U1 are connected with the LCD display；
Further improve, the CPU processor U1 has been internally integrated PWM waveform generator, has passed through the CPU processor U1
32 feet output PWM waveform；
Further improve, voltage-stabiliser tube U3 is equipped with the auxiliary power circuit；It is by voltage-stabiliser tube U3 that the+5V of input is electric
Buckling changes+3.3V voltage outputs into；
Further improve, be equipped with thermistor N1 in the temperature sensor circuit, detected by thermistor N1
Temperature change, temperature value is calculated by electric signal；
Further improve, card reader communication chip U6, Wiring port J5 are equipped with the RFID card reader circuit；Pass through reading
Card device communication chip U6 can be achieved GPRS with the cooperation of Wiring port J5 and communicate, user identity identification function；
Further improve, ammeter communication chip U8 is equipped with the meter circuit, by ammeter communication chip U8, realize
Communicate by RS485 interfaces with exterior ammeter, obtain and accurately measure charging voltage, charging circuit, charge capacity；
Further improve, be equipped with electric energy computation chip U19 in the voltage current detection circuit, pass through the electric energy computation chip
U19 is accurately detected and is recorded detected voltage, current value；
Further improve, the matrix keyboard of 4x4 is equipped with the keyboard circuit, totally 16 road buttons are, it can be achieved that user carries out
Information input function during human-computer interaction；
Further improve, be equipped with electronic lock control interface K1 in the electronic lock circuit, pass through the electronic lock control interface
K1 realizes the lock function of charging gun in charging process；
Further improve, the storage circuit includes extension EEPROM and FLASH storage circuits；
Further improve, the control pilot circuit includes CP circuits and CC circuits；
Further improve, the circuit structure of the background communication interface circuit is identical with the RFID card reader circuit, can
To realize CAN communication, RS485 communications, GPRS communicates, and ethernet communication can provide various ways and communicate with backstage；
Compared with prior art, using the above scheme, the beneficial effects of the invention are as follows：Product has caused by the present invention
Advantages below：(1), Auto-matching can be carried out with the automobile of domestic and international same-interface；(2) possess different charging modes：From
Dynamic, timing, determines expense；(3), possess local reservation charging function, user can be allowed to charge when selecting electricity consumption paddy, power cost saving；
(4), possess a variety of identity recognition functions：Mode of filling is inserted, swiping card mode, inputs pin mode, personality card mode, mobile phone indigo plant
Tooth control mode, backstage remote controlled manner.These modes can select one or more, can be with flexible configuration；(5) it is man-machine
Interface possesses card reader, display screen, keyboard, indicator light, and these configurations can in any combination, and panel can be customized arbitrarily；
Casing is adapted to the demand of client not of the same race；(6), defencive function is complete：Overvoltage protection, under-voltage protection, overcurrent protection, excess temperature
Protection, overcharges protection.Particularly possess overheat protector at charging interface, can eliminate safe hidden trouble；(7), metering and billing function；
(8), system is automatic and manual test function；(9), the inquiry of historical data function；(10), with background communication function.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the CPU processing system Part I circuit diagrams in the present invention；
Fig. 3 is the CPU processing system Part II circuit diagrams in the present invention；
Fig. 4 is the auxiliary power circuit schematic diagram in the present invention；
Fig. 5 is the scram button circuit diagram in the present invention；
Fig. 6 is the keyboard circuit schematic diagram in the present invention；
Fig. 7 is the unearthed detection circuit schematic diagram in the present invention；
Fig. 8 is the temperature sensor circuit schematic diagram in the present invention；
Fig. 9 is the RFID card reader circuit diagram in the present invention；
Figure 10 is the FLASH storage circuit schematic diagrams in the present invention；
Figure 11 is the voltage current detection circuit schematic diagram in the present invention；
Figure 12 is the meter circuit schematic diagram in the present invention；
Figure 13 is the output circuit schematic diagram in the present invention；
Figure 14 is the CP circuit diagrams in the present invention；
Figure 15 is the CC circuit diagrams in the present invention；
Figure 16 is the electronic lock circuit schematic diagram in the present invention；
Figure 17 is the indicator light circuit schematic diagram in the present invention；
Figure 18 is the flow diagram of main work flow of working in the present invention；
Figure 19 is the flow diagram of sub- workflow 1 of working in the present invention；
Figure 20 is the flow diagram of sub- workflow 2 of working in the present invention；
Figure 21 is the flow diagram of sub- workflow 3 of working in the present invention；
Figure 22 is the flow diagram of sub- workflow 4 of working in the present invention；
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of intelligence control system for electric vehicle alternating-current charging pile, including CPU processing systems, urgency
Stop button circuit, electronic lock circuit, auxiliary power circuit, LCD display, keyboard circuit, unearthed detection circuit, temperature sensing
Device circuit, RFID card reader circuit, storage circuit, voltage current detection circuit, meter circuit, background communication interface circuit, output
Circuit, control pilot circuit and indicator light circuit；Wherein, the CPU processing systems, are used for realization whole equipment operation and charging
The control of process；The scram button circuit, is used for realization the control for interruption of in emergency circumstances charging；The electronic lock circuit,
It is used for realization the locking of the charging gun in charging process；The auxiliary power circuit, is used for realization the conversion that+5V arrives+3.3V, gives
CPU processing systems provide operating voltage；The LCD display, is used for realization the display of facility information and charge information；The key
Disk circuit, is used for realization information input when user carries out human-computer interaction；The unearthed detection circuit, is used for realization equipment and connects
The detection on ground, unearthed two states；The temperature sensor circuit, the temperature detection being used for realization at charging interface；It is described
RFID card reader circuit, is used for realization the identification of user identity；The storage circuit, is used for realization systematic parameter, transaction record
And the storage of upgrade file；The voltage current detection circuit, is used for realization the voltage of equipment, electric current whether in normal range (NR)
Monitoring；The meter circuit, is used for realization the metering of the charge capacity of different periods；The background communication interface circuit, is used for
Realize the connection and communication of equipment and background communication system；The output circuit, is used for realization the output of peripheral unit control；Institute
Control pilot circuit is stated, the interface being used for realization between charging pile and car is shaken hands and information communicates；The indicator light circuit, is used for
Realize the display of different conditions signal；
As shown in Figure 2 and Figure 3, the CPU processing systems include CPU processor U1, resistance R1, R2, R3；The CPU processing
A foot of the 37 foot connecting resistance R1 of device U1, another foot ground connection of resistance R1；The one of the 92 foot connecting resistance R2 of the CPU processor U1
Foot, another foot of resistance R2 connect storage circuit；A foot of the 93 foot connecting resistance R3 of the CPU processor U1, resistance R3's is another
Foot connects storage circuit；
35 feet of the CPU processor U1 are connected with the scram button circuit；55 feet of the CPU processor U1 with
The auxiliary power circuit is connected；2~5 feet, 15~18 feet of the CPU processor U1 are connected with the keyboard circuit；
47 feet of the CPU processor U1 are connected with the unearthed detection circuit；24 feet of the CPU processor U1 and the temperature
Degree sensor circuit is connected；78 feet, 79 feet, 25 feet, 26 feet and the RFID card reader circuit phase of the CPU processor U1
Connection；91 feet of the CPU processor U1 are connected with the storage circuit；51~54 feet of the CPU processor U1,44~
46 feet are connected with the voltage current detection circuit；67~69 feet of the CPU processor U1 are connected with the meter circuit；
31 feet of the CPU processor U1 are connected with the output circuit；30 feet of the CPU processor U1,36 feet, 56 feet,
64 feet are connected with the control pilot circuit；59 feet, 65 feet, 63 feet and the electronic lock electricity of the CPU processor U1
Road is connected；96~98 feet of the CPU processor U1 are connected with the indicator light circuit；The 58 of the CPU processor U1
Foot, 60~62 feet, 81~82 feet, 85~86 feet, 88 feet, 38~41 feet are connected with the LCD display；The CPU processing
The 70 feet output CAN_RXD signals of device U1；The 71 feet output CAN_TXD signals of the CPU processor U1；The CPU processor
70 feet, 71 feet of U1 realize CAN communication；The 42 feet output S1_CONCATOR signals of the CPU processor U1；The CPU processing
The 43 feet output S2_CONCATOR signals of device U1；
The CPU processor U1 has been internally integrated PWM waveform generator, is exported by 32 feet of the CPU processor U1
PWM waveform；
Preferably, the CPU processor U1 uses the microprocessor of model STM32F103VET6；The resistance R1's
Resistance value is 10K Ω；The resistance value of described resistance R2, R3 are 100K Ω；
The CPU microprocessor is integrated with the PWM waveform generator that automobile control guiding needs, can be with car into row information
Interaction, can be with the domestic and international mainstream electric automobile interface of Auto-matching；It is mainly used for controlling all peripheral components, including man-machine boundary
Face, charging flow, background monitoring communication；
As shown in figure 4, the auxiliary power circuit includes four filter circuits, it is respectively the first filter circuit, the second filter
Wave circuit, the 3rd filter circuit, the 4th filter circuit；Voltage-stabiliser tube U3, display circuit and Wiring port J10；
Preferably, the voltage-stabiliser tube U3 uses the voltage-stablizer of model AZ1117D-3.3；It exports termination+5V voltages, defeated
Outlet output+3.3V voltages；The output terminal of the voltage-stabiliser tube U3 is connected with 55 feet of the CPU processor U1；
Preferably, 1 foot of the Wiring port J10 connects+5V voltages；2 feet of the Wiring port J10 connect+12V voltages；
3 feet of the Wiring port J10 connect -12V voltages；The 4 feet ground connection of the Wiring port J10；
Preferably, the Wiring port J10 uses Wiring port of the specification for 3.96mm-4；
First filter circuit includes capacitance C52, C53, C57；A foot of the capacitance C52 and a foot of capacitance C53
It is in parallel with the cathode of capacitance C57 again after parallel connection, finally access 3 feet of voltage-stabiliser tube U3；3 feet of the voltage-stabiliser tube U3 and the wiring
1 foot of port J10 is connected；It is negative with capacitance C57 again after another foot of the capacitance C52 is in parallel with another foot of capacitance C53
It is extremely in parallel, finally access 1 foot of voltage-stabiliser tube U3；The 1 foot ground connection of the voltage-stabiliser tube U3；
Preferably, the capacitance of the capacitance C52 is 100nF；The capacitance of the capacitance C53 is 1000pF；The capacitance C57
Capacitance be 220uF, voltage 16V；
Second filter circuit includes capacitance C54, C55, C56, C58；A foot of the capacitance C54 distinguishes the C55
A foot, capacitance C56 cathode, capacitance C58 cathode parallel connection after access 2 feet of voltage-stabiliser tube U3；2 feet of the voltage-stabiliser tube U3 are defeated
Go out 3.3V voltages；
Preferably, the capacitance of the capacitance C54 is 100nF；The capacitance of the capacitance C55 is 1000pF；The capacitance C56
Capacitance be 220uF, voltage 16V；The capacitance of the capacitance C58 is 4700uF, voltage 6.3V；
3rd filter circuit includes capacitance C63, C60, C65；A foot of the capacitance C63 and a foot of capacitance C60
It is in parallel with the anode of capacitance C65 again after parallel connection, finally access 3 feet of Wiring port J10；Another foot of the capacitance C63 and electricity
It is in parallel with the cathode of capacitance C65 again after another foot parallel connection of appearance C60, finally it is grounded；
Preferably, the capacitance of the capacitance C63 is 100nF；The capacitance of the capacitance C60 is 1000pF；The capacitance C65
Capacitance be 330uF, voltage 25V；
4th filter circuit includes capacitance C61, C62, C64；A foot of the capacitance C61 and a foot of capacitance C62
It is in parallel with the cathode of capacitance C64 again after parallel connection, finally access 2 feet of Wiring port J10；Another foot of the capacitance C61 and electricity
It is in parallel with the anode of capacitance C64 again after another foot parallel connection of appearance C62, finally it is grounded；
Preferably, the capacitance of the capacitance C61 is 100nF；The capacitance of the capacitance C62 is 1000pF；The capacitance C64
Capacitance be 330uF, voltage 25V；
The display circuit includes diode D11, resistance R68；The anode of the diode D11 and the 1 of Wiring port J10
Foot is connected；The cathode of the diode D11 is connected with a foot of the resistance R68, and another foot of the resistance R68 connects
Ground；
Preferably, the diode D11 is light emitting diode；
Preferably, the resistance value of the resistance R68 is 510 Ω；
The auxiliary power circuit is used for realization the conversion of power supply, by its internal voltage-stabiliser tube U3 that the+5V of input is electric
Buckling changes+3.3V voltage outputs into, to power supply needed for CPU processing systems and the offer of other components；
As shown in figure 5, the scram button circuit includes Wiring port J4, resistance R36 37 38, capacitance C35, triode
Q3；A foot of the resistance R36 is connected with 1 foot of Wiring port J4；Another foot of the resistance R36 and the one of capacitance C35
3 feet of Wiring port J4 are accessed after foot parallel connection again；3 feet of the Wiring port J4 are connected with a foot of resistance R37；The electricity
Another foot of resistance R37 is connected with the base stage B of triode Q3；The collector C of the triode Q3 connects 3.3V voltages；Three pole
The emitter E E of pipe Q3 is connected with a foot of the resistance R38；Another foot of the resistance R38 and another foot of capacitance C35
It is grounded after parallel connection；35 feet of the emitter E of the triode Q3 also with the CPU processor U1 are connected；
Preferably, the resistance R36 37 38 resistance value be 2K Ω；The capacitance of the C35 is 1000pF；
Preferably, the Wiring port J4 uses Wiring port of the specification for 2.5mm-4；
Preferably, the triode Q3 uses the triode of model MMBT440ILT1；
The scram button circuit in the present invention, is mainly used for realizing the control for interruption of in emergency circumstances charging；
As shown in fig. 6, the keyboard circuit includes resistance R105/R106/R107/R108/R109/R110/R111/
R112, capacitance C87/C88/C89/C90/C91/C92/C93/C94/C85/C86, button D18/D19/D20/D21/D22/D23/
D24/25 and Wiring port J15；1 foot of the Wiring port J15 is connected with 18 feet of the CPU processor U1；It is described to connect
2 feet of line end mouth J15 are connected with 17 feet of the CPU processor U1；3 feet of the Wiring port J15 and the CPU processing
16 feet of device U1 are connected；4 feet of the Wiring port J15 are connected with 15 feet of the CPU processor U1；The terminals
5 feet of mouth J15 are connected with 5 feet of the CPU processor U1；6 feet of the Wiring port J15 and the CPU processor U1
4 feet be connected；7 feet of the Wiring port J15 are connected with 3 feet of the CPU processor U1；The Wiring port J15
8 feet be connected with 2 feet of the CPU processor U1；
A foot of the resistance R105 connects 3.3V voltages；Another foot of the resistance R105 is in parallel with a foot of capacitance C87
1 foot with the Wiring port J15 is connected afterwards；Another foot ground connection of the capacitance C87；
A foot of the resistance R106 connects 3.3V voltages；Another foot of the resistance R106 is in parallel with a foot of capacitance C88
2 feet with the Wiring port J15 are connected afterwards；Another foot ground connection of the capacitance C88；
A foot of the resistance R107 connects 3.3V voltages；Another foot of the resistance R107 is in parallel with a foot of capacitance C89
3 feet with the Wiring port J15 are connected afterwards；Another foot ground connection of the capacitance C89；
A foot of the resistance R108 connects 3.3V voltages；Another foot of the resistance R108 is in parallel with a foot of capacitance C90
4 feet with the Wiring port J15 are connected afterwards；Another foot ground connection of the capacitance C90；
A foot of the resistance R109 connects 3.3V voltages；Another foot of the resistance R109 is in parallel with a foot of capacitance C91
5 feet with the Wiring port J15 are connected afterwards；Another foot ground connection of the capacitance C91；
A foot of the resistance R110 connects 3.3V voltages；Another foot of the resistance R110 is in parallel with a foot of capacitance C92
6 feet with the Wiring port J15 are connected afterwards；Another foot ground connection of the capacitance C92；
A foot of the resistance R111 connects 3.3V voltages；Another foot of the resistance R111 is in parallel with a foot of capacitance C93
7 feet with the Wiring port J15 are connected afterwards；Another foot ground connection of the capacitance C93；
A foot of the resistance R112 connects 3.3V voltages；Another foot of the resistance R112 is in parallel with a foot of capacitance C94
8 feet with the Wiring port J15 are connected afterwards；Another foot ground connection of the capacitance C94；
1 foot of the button D18 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D18；It is described
3 feet of button D18 connect 3.3V voltages；
1 foot of the button D19 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D19；It is described
3 feet of button D19 connect 3.3V voltages；
1 foot of the button D20 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D20；It is described
3 feet of button D20 connect 3.3V voltages；
1 foot of the button D21 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D21；It is described
3 feet of button D21 connect 3.3V voltages；
1 foot of the button D22 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D22；It is described
3 feet of button D22 connect 3.3V voltages；
1 foot of the button D23 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D23；It is described
3 feet of button D23 connect 3.3V voltages；
1 foot of the button D24 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D24；It is described
3 feet of button D24 connect 3.3V voltages；
1 foot of the button D25 is connected with 1 foot of Wiring port foot J15；The 2 feet ground connection of the button D25；It is described
3 feet of button D25 connect 3.3V voltages；
Further, the button D18/D19/D20/D21/D22/D23/D24/25 forms 8 16 road signal input keys
Disk；
Preferably, the resistance value of the resistance R105/R106/R107/R108/R109/R110/R111/R112 is 10K
Ω；The capacitance of the capacitance C87/C88/C89/C90/C91/C92/C93/C94/C85/C86 is 1000pF；
Preferably, button D18/D19/D20/D21/D22/D23/D24/25 uses model BAV99LTIG；
Preferably, the Wiring port J15 uses Wiring port of the specification for 2.5MM-9；
In the present invention, the keyboard circuit is by its internal 4x4 matrix keyboard set, totally 16 road buttons, it can be achieved that
User carries out information input function during human-computer interaction；
As shown in fig. 7, the unearthed detection circuit includes resistance R22/R23/R47/R39/R46/R48/R25, capacitance
C17, amplifier U7A；
The foot access 3.3V voltages of the resistance R22；Another foot of the resistance R22 is connected with a foot of resistance R23
Connect；Another foot of the resistance R23 is connected with 3 feet of amplifier U7A；A foot of the capacitance C17 and a foot of resistance R47
3 feet after parallel connection also with amplifier U7A are connected；Another foot of the capacitance C17 is in parallel with another foot of resistance R47 to be followed by
Ground；The foot access 3.3V voltages of the resistance R39；With putting after another foot of the resistance R39 is in parallel with a foot of resistance R46
2 feet of big device U7A are connected；Another foot ground connection of the resistance R46；The 8 feet access 3.3V voltages of the amplifier U7A；Institute
State the 4 feet ground connection of amplifier U7A；The foot access 3.3V voltages of the resistance R48；Another foot and resistance of the resistance R48
It is connected after a foot parallel connection of R25 with 1 foot of the amplifier U7A；Another foot of the resistance R25 and the CPU processor
47 feet of U1 are connected；
Preferably, the resistance value of the resistance R22/R23 is 10M Ω；The resistance value of the resistance R47/R39/R25 is
300KΩ；The resistance value of the resistance R46/R48 is 22K Ω；
Preferably, the capacitance of the capacitance C17 is 1uF, voltage 16V；
Preferably, the amplifier U7A uses the amplifier of model LM2903D；
The unearthed detection circuit is used for realization the detection of equipment ground, unearthed two states；Detection device can
By ground connection property；
As shown in figure 8, the temperature sensor circuit includes resistance R87/R90, thermistor N1, capacitance C86/C87；Institute
State capacitance C86 a foot it is in parallel with a foot of resistance R87 after access vref signal；Another foot of the resistance R87 and resistance R90
A foot parallel connection after be connected with a foot of the thermistor N1；Another foot of the thermistor N1 is another with capacitance C86's
It is grounded after one foot parallel connection；After another foot of the resistance R90 is in parallel with a foot of capacitance C87 with the CPU processor U1 24
Foot is connected；Another foot ground connection of the capacitance C87；
Preferably, the capacitance of the capacitance C86/C87 is 100nF；The resistance value of the resistance R87 is 10K Ω；The electricity
The resistance value for hindering R90 is 1K Ω；
Preferably, the resistance value of the thermistor N1 is 10K Ω；
The temperature sensor circuit can detect the temperature at key position charging connection interface；In the present invention, institute
State temperature sensor circuit and temperature change is detected by its internal thermistor N1 set, temperature is calculated by electric signal
Value；
As shown in figure 9, the RFID card reader circuit includes card reader communication chip U6, Wiring port J5, capacitance C33/
C34/C36/37；
1 foot of the card reader communication chip U6 is connected with a foot of the capacitance C34；The capacitance C34's is another
Foot is connected with 3 feet of the card reader communication chip U6；4 feet of the card reader communication chip U6 are with the capacitance C37's
One foot is connected；Another foot of the capacitance C37 is connected with 35 feet of the card reader communication chip U6；The card reader is led to
11 feet of letter chip U6 are connected with 25 feet of the CPU processor U1；At 10 feet and CPU of the card reader communication chip U6
78 feet of reason device U1 are connected；12 feet of the card reader communication chip U6 are connected with 26 feet of CPU processor U1；The reading
9 feet of card device communication chip U6 are connected with 79 feet of CPU processor U1；2 feet of the card reader communication chip U6 with it is described
A foot of capacitance C33 is connected；It is grounded after another foot of the capacitance C33 is in parallel with a foot of capacitance C36；The capacitance C36
Another foot be connected with 6 feet of the card reader communication chip U6；The 16 feet access 3.3V of the card reader communication chip U6
Voltage；The 15 feet ground connection of the card reader communication chip U6；14 feet of the card reader communication chip U6 and the Wiring port
7 feet of J5 are connected；7 feet of the card reader communication chip U6 are connected with 3 feet of the Wiring port J5；The card reader
13 feet of communication chip U6 are connected with 6 feet of the Wiring port J5；8 feet of the card reader communication chip U6 connect with described
2 feet of line end mouth J5 are connected；1 foot, 5 feet of the Wiring port J5 access+5V voltages；4 feet of the Wiring port J5,
8 feet are grounded；
Preferably, the card reader communication chip U6 uses the card reader of model ADM3202ARU-REEL；
Preferably, Wiring port J5 uses Wiring port of the specification for 2.5mm-8；
Preferably, the capacitance of capacitance C33/C34/C36/37 is 100nF；
The RFID card reader circuit can read common non-contact card, such as M1 cards and CPU card；Mainly
Operation card reader is interacted to using serial line interface and ancillary equipment card reader；
In the present invention, the RFID card reader circuit passes through the card reader communication chip U6 and terminals that are internally provided with
GPRS communications, user identity identification function can be achieved in the cooperation of mouth J5；
Further, the storage circuit includes extension EEPROM and FLASH storage circuits；The extension EEPROM difference
It is connected with described resistance R2, R3；
As shown in Figure 10, the FLASH storage circuits include flash chip U12, resistance R61, capacitance C50/C51；It is described
The foot access 3.3V voltages of resistance R61；Another foot of the resistance R61 is connected with 1 foot of the flash chip U12；Institute
State the 1 foot access SPI_EN signals of flash chip U12；The 2 feet access SPI_MISO signals of the flash chip U12；The sudden strain of a muscle
5 feet for depositing chip U12 are connected with 91 feet of the CPU processor U1；The 6 feet access SPI_CLK letters of the flash chip U12
Number；3 feet, 7 feet, 8 feet of the flash chip U12 access 3.3V voltages；The 4 feet ground connection of the flash chip U12；The electricity
Hold C50 a foot it is in parallel with a foot of capacitance C51 after access 3.3V voltages；Another foot of the capacitance C50 is another with capacitance C51's
It is grounded after one foot parallel connection；
Preferably, the flash chip U12 uses the flash chip of model SST25VF020B；
Preferably, the resistance value of the resistance R61 is 10K Ω；
Preferably, the capacitance of the capacitance C50 is 100nF；The capacitance of the capacitance C51 is 10uF, voltage 10V；
The extension EEPROM and FLASH storage chips, for storage system parameter, the number such as transaction record and upgrade file
According to；
As shown in figure 11, the voltage current detection circuit includes resistance R97/R96/R91/R92/R93/R100, electric energy meter
Measure chip U19, capacitance C76/C74/C71/C72/C75/C78/C80/C81/C82/C83, crystal oscillator X3；
Capacitance C75, C78 and crystal oscillator X3 composition oscillating circuit accesses 22 feet of the electric energy computation chip U19,23
Foot；
A foot access+5V voltages of the resistance R97；After another foot of the resistance R97 is in parallel with a foot of capacitance C76
Access 2 feet of the electric energy computation chip U19；
1 foot of the electric energy computation chip U19 is connected with a foot of resistance R96；Another foot of the resistance R96 and institute
State 5 feet that the electric energy computation chip U19 is accessed after a foot parallel connection of capacitance C74；Another foot ground connection of the capacitance C74；
The 1 foot access+5V voltages of the electric energy computation chip U19；1 foot of the electric energy computation chip U19 also respectively with
A foot of the capacitance C71, a foot of capacitance C72 are connected；Another foot of the capacitance C71 and another foot of capacitance C72 are simultaneously
It is grounded after connection；
18 feet of the electric energy computation chip U19 are connected with 51 feet of the CPU processor U1；The electrical energy measurement core
21 feet of piece U19 are connected with 52 feet of the CPU processor U1；At 20 feet and the CPU of the electric energy computation chip U19
53 feet of reason device U1 are connected；19 feet of the electric energy computation chip U19 are connected with 54 feet of the CPU processor U1；
17 feet of the electric energy computation chip U19 are connected with 46 feet of the CPU processor U1；The electrical energy measurement core
16 feet of piece U19 are connected with 45 feet of the CPU processor U1；At 15 feet and the CPU of the electric energy computation chip U19
44 feet of reason device U1 are connected；
4 feet of the electric energy computation chip U19 are connected with a foot of the resistance R100；The resistance R100's is another
Foot access+5V voltages；
24 feet, 23 feet of the electric energy computation chip U19 are grounded；
A foot of the resistance R91 is connected with 18 feet of the electric energy computation chip U19；The resistance R91's is another
Foot access+5V voltages；A foot of the resistance R92 is connected with 21 feet of the electric energy computation chip U19；The resistance R92
Another foot access+5V voltages；A foot of the resistance R93 is connected with 19 feet of the electric energy computation chip U19；The electricity
Hinder another foot access+5V voltages of R93；
A foot of the capacitance C80 is connected with after a foot parallel connection of capacitance C81 with 12 feet of the electric energy computation chip U19
Connect；It is grounded after another foot of the capacitance C80 is in parallel with another foot of capacitance C81；A foot of the capacitance C82 and capacitance C83
A foot parallel connection after be connected with 3 feet of the electric energy computation chip U19；；Another foot of the capacitance C82 is with capacitance C83's
It is grounded after another foot parallel connection；
Preferably, the electric energy computation chip U19 uses the electric energy computation chip of model ATT7053BU；
Preferably, the crystal oscillator X3 uses the crystal oscillator of 6MHz；
Preferably, the capacitance of described capacitance C75, C78 are 22pF, voltage 50V；
Preferably, the capacitance of described capacitance C76, C74, C72, C80, C82 are 100nF；
Preferably, the capacitance of described capacitance C71, C81 are 10uF, voltage 10V；
Preferably, the capacitance of the capacitance C83 is 1uF, voltage 16V；
Preferably, the resistance value of described resistance R91, R92, R93, R100 are 4.7K Ω；
Preferably, the resistance value of the resistance R96 is 3.3K Ω；
Preferably, the resistance value of the resistance R97 is 10K Ω；
The voltage current detection circuit can be with the voltage and current of monitoring device in normal scope；In the present invention, it is electric
Pressure current detection circuit is accurately detected by its internal electric energy computation chip U19 set and records detected voltage, electric current
Value；CPU obtains the value by SPI interface circuitry；
As shown in figure 12, the meter circuit includes ammeter communication chip U8, resistance R41/R42/R44；
1 foot of the ammeter communication chip U8 is connected with 69 feet of the CPU processor U1；The ammeter communication chip
2 feet, 3 feet of U8 are connected with 67 feet of the CPU processor U1；4 feet of the ammeter communication chip U8 and the CPU processing
68 feet of device U1 are connected；A foot of 1 foot of the ammeter communication chip U8 also with the resistance R42 is connected；The resistance
Another foot access 3.3V voltages of R42；The 8 feet access 3.3V voltages of the ammeter communication chip U8；The ammeter communication chip
The 7 feet output METER1_485B signals of U8；The 6 feet output METER1_485A signals of the ammeter communication chip U8；The electricity
6 feet, 7 feet of table communication chip U8 realize that RS485 communicates；7 feet of the ammeter communication chip U8 also respectively with resistance R42 one
Foot, a foot of resistance R44 are connected；Another foot of the resistance R41 is connected with 6 feet of the ammeter communication chip U8；Institute
Another foot for stating resistance R44 is connected with 5 feet of the ammeter communication chip U8；The 5 feet ground connection of the ammeter communication chip U8；
Preferably, the ammeter communication chip U8 uses the ammeter chip of model SN65HVD72D；
Preferably, the resistance value of described resistance R42, R44 are 4.7K Ω；
Preferably, the resistance value of the resistance R41 is 120K Ω；
The meter circuit preparatively can provide data for metering and billing, by serial line interface and ancillary equipment ammeter into
Interaction go to operate ammeter；
In the present invention, the meter circuit realizes by its internal ammeter communication chip U8 set and passes through RS485
Interface communicates with exterior ammeter, obtains accurate metering charging voltage, charging circuit, charge capacity；
As shown in figure 13, the output circuit includes relay K3, transistor D15, triode Q11/Q14, resistance R75/
R78/R6/R115/R116；
A foot of the resistance R75 is connected with 31 feet of the CPU processor U1；Another foot of the resistance R75 with
It is connected after a foot parallel connection of the resistance R78 with the base stage B of the triode Q11；Another foot of the resistance R78 with it is described
The emitter E of triode Q11 is connected；The emitter E ground connection of the triode Q11；The collector C of the triode Q11 with
A foot of the resistance R6 is connected；Another foot of the resistance R6 respectively the collector C with the triode Q14, it is described after
2 feet of electric appliance K3 are connected；1 foot, 2 feet of 2 feet of the relay K3 also with the transistor D15 are connected；The relay
1 foot of device K3 is connected with 2 feet after the 3 foot parallel connections of the transistor D15 again with Wiring port J4 in the scram button circuit
Connect；
A foot of the resistance R115 connects CONTACT_CTRL signals；Another foot of the resistance R115 and the resistance
Base stage B after a foot parallel connection of R116 again with the triode Q14 is connected；Another foot of the resistance R116 and three pole
The emitter E of pipe Q14 is connected；The emitter E ground connection of the triode Q14；
Preferably, the triode Q11/Q14 uses the triode of model MMBT4401LT1；
Preferably, the transistor D15 uses the transistor of model BAV70LTIG；
Preferably, the relay K3 uses the relay of model T9SV1K15-12；
Preferably, the resistance value of described resistance R75, R115 are 1K Ω；The resistance value of described resistance R78, R116 are 10K Ω；Institute
The resistance value for stating resistance R6 is 75 Ω, power 1W；
The output circuit, is used for realization the output of peripheral unit control；
Further, the control pilot circuit includes CP circuits (as shown in figure 14) and CC circuits (as shown in figure 15)；
In the present invention, the interface that control pilot circuit is mainly used for realizing between charging pile and car is shaken hands and information communicates；
As shown in figure 14, the CP circuits include transistor D1/D2, resistance R12/R14/R13, capacitance C17/C18/C95/
C96, amplifier U3A；
1 foot, 2 feet of the transistor D1 are connected with 56 feet of the CPU processor U1；3 feet of the transistor D1
It is connected with a foot of the resistance R12；Access and put after another foot of the resistance R12 is in parallel with a foot of the resistance R14
3 feet of big device U3A；Another foot ground connection of the resistance R14；The 4 feet ground connection of the amplifier U3A；The 2 of the amplifier U3A
Foot is connected with 3 feet of the transistor D2；The 8 foot access+12V voltages of the amplifier U3A；1 foot of the amplifier U3A
1 foot, 2 feet with the transistor D2 are connected；3 feet of a transistor D2 foot, the capacitance with the resistance R13 respectively
A foot of C17 is connected；After another foot of the resistance R13 is in parallel with a foot of the capacitance C18 with the CPU processor U1
30 feet, 36 feet are connected；It is grounded after another foot of the capacitance C18 is in parallel with another foot of the capacitance C17；
8 feet of amplifier U3A are accessed after a foot of the capacitance C95 is in parallel with a foot of capacitance C96；The capacitance C95
Another foot it is in parallel with another foot of capacitance C96 after be grounded；
Preferably, the transistor D1/D2 uses the transistor of model BAV70LTIG；
Preferably, the amplifier U3A uses the amplifier of model AS358M-E1；
Preferably, the resistance value of the resistance R12 is 300K Ω；The resistance value of the resistance R14 is 100K Ω；The resistance
The resistance value of R13 is 200 Ω；
Preferably, the capacitance of the capacitance C17 is 1uF, voltage 16V；The capacitance of the capacitance C95 is 100nF；It is described
The capacitance of capacitance C96 is 10uF, voltage 25V；The capacitance of the capacitance C18 is 1MF；
As shown in figure 15, the CC circuits include amplifier U4A；Resistance R15/R16/R19/R20/R22/R23, capacitance
C19/C20/C22/C23；
A foot access+12V voltages of the resistance R15；Another foot access CC1 signals of the resistance R15；The resistance
Another foot of R15 is in parallel with a foot of the resistance R20；Another foot of the resistance R20 respectively with the resistance R22 one
Foot, capacitance C23 a foot parallel connection after be connected with 3 feet of the amplifier U4A；Another foot of the resistance R22 and the electricity
It is grounded after holding another foot parallel connection of C23；A foot access+12V voltages of the resistance R16；Another foot difference of the resistance R16
A foot, a foot of the capacitance C22 for 2 feet, the resistance R23 with the amplifier U4A is connected；The resistance R23's
It is grounded after another foot is in parallel with another foot of the capacitance C22；
The 8 foot access+12V voltages of the amplifier U4A；The 4 feet ground connection of the amplifier U4A；The amplifier U4A's
The foot with the resistance R19,64 feet of the CPU processor U1 are connected 1 foot respectively；Another foot of the resistance R19 connects
Enter 3.3V voltages；
8 feet of amplifier U4A are accessed after a foot of the capacitance C19 is in parallel with a foot of capacitance C20；The capacitance C19
Another foot it is in parallel with another foot of capacitance C20 after be grounded；
Preferably, the amplifier U4A uses the amplifier of model LM2903D；
Preferably, the resistance value of the resistance R15 is 12K Ω；The resistance value of the resistance R20 is 300K Ω；The resistance R22
Resistance value be 100K Ω；The resistance value of the resistance R16 is 47K Ω；The resistance value of the resistance R23 is 10K Ω；The resistance R19
Resistance value be 3.3K Ω；
Preferably, the capacitance of the capacitance C23 is 1000pF；The capacitance of described capacitance C19, C22 are 100nF；The electricity
The capacitance for holding C20 is 10uF, voltage 25V；
As shown in figure 16, the electronic lock circuit includes electronic lock control interface K1, transistor D9/D8, triode Q4/
Q5, thyristor Q6, resistance R46/R47/R53/R54/R55/R56, capacitance C46/C44；
A foot of the resistance R46 is connected with 65 feet of the CPU processor U1；Another foot of the resistance R46 with
It is connected after a foot parallel connection of the resistance R47 with the base stage B of the triode Q4；Another foot of the resistance R47 with it is described
The emitter E of triode Q4 is connected；The emitter E ground connection of the triode Q4；The collector C of the triode Q4 with it is described
1 foot, 2 feet of transistor D9 are connected；8 foot phases of the collector C of the triode Q4 also with the electronic lock control interface K1
Connection；3 feet of the transistor D9 are connected with 1 foot of the electronic lock control interface K1；The electronic lock control interface K1
1 foot access+12V voltages；6 feet of the electronic lock control interface K1 are connected with a foot of the transistor D8；The electricity
The 6 feet output E-LOCK_B signals of sub- lock control interface K1；3 feet of the electronic lock control interface K1 are with the transistor D8's
Another foot is connected；The 3 feet output E-LOCK_A signals of the electronic lock control interface K1；The electronic lock control interface K1's
7 feet realize the signal output of both direction, side's input+12V voltages, and the opposing party exports E-LOCK1 signals；It is described electronic lock controlled
2 feet of interface K1 processed realize the signal output of both direction, and a side exports E-LOCK1 signals, the opposing party's input+12V voltages；
A foot access+12V voltages of the capacitance C44, another foot ground connection；
After a foot of the resistance R53 is in parallel with a foot of capacitance C46 with 7 feet, 2 feet of the electronic lock control interface K1
It is connected；Another foot of the resistance R53 is connected with after a foot parallel connection of the resistance R54 with the base stage B of the triode Q5
Connect；It is grounded after another foot of the resistance R54 is in parallel with another foot of capacitance C46；The emitter E of the triode Q5 respectively with
63 feet of the CPU processor U1, a foot of the resistance R56 are connected；Another foot ground connection of the resistance R56；
A foot of the resistance R55 is connected with the grid G of the thyristor Q6；The grid G of the thyristor Q6 and institute
59 feet for stating CPU processor U1 are connected；Another foot of the resistance R55 is connected with the source S of the thyristor Q6；It is described
The source S ground connection of thyristor Q6；The drain D of the thyristor Q6 is connected with 7 feet, 2 feet of the electronic lock control interface K1；
Preferably, the electronic lock control interface K1 uses the electronic lock of model HFD4/12；
Preferably, the transistor D9 uses the transistor of model BAV70LTIG；
Preferably, the transistor D8 uses the transistor of model J15CA；
Preferably, the thyristor Q6 uses the thyristor of model Si2312CDS；
Preferably, the triode Q4/Q5 uses the triode of model MMBT4401LT1；
Preferably, the resistance value of the resistance R46/R47/R54/R55 is 10K Ω；The resistance value of the resistance R53/R56 is equal
For 2K Ω；
Preferably, the capacitance of the capacitance C46 is 1000pF；The capacitance of the capacitance C44 is 100nF；
The electronic lock control function plays key effect for charge cable is antitheft；
In the present invention, the electronic lock circuit realizes charging process by its internal electronic lock control interface K1 set
The lock function of middle charging gun；
As shown in figure 17, the indicator light circuit include red light indicating circuit, amber light indicating circuit, green light indicating circuit,
Wiring port circuit；
The Wiring port circuit includes Wiring port J9, capacitance C49；A foot of the capacitance C49 and the terminals
1 foot of mouth J9 is connected；Another foot ground connection of the capacitance C49；The 1 foot access+5V voltages of the Wiring port J9；
Preferably, the capacitance of the capacitance C46 is 10uF, voltage 25V；
Preferably, the specification of the Wiring port J9 is 2.5mm-4；
The red light indicating circuit includes resistance R59/R60, triode Q7；At a foot and the CPU of the resistance R59
98 feet of reason device U1 are connected；After another foot of the resistance R59 is in parallel with a foot of the resistance R60 with the triode Q7
Base stage B be connected；Another foot of the resistance R60 is connected with the emitter E of the triode Q7；The triode Q7's
Emitter E is grounded；The collector C of the triode Q7 is connected with 2 feet of the Wiring port J9；
The amber light indicating circuit includes resistance R62/R63, triode Q8；At a foot and the CPU of the resistance R62
96 feet of reason device U1 are connected；After another foot of the resistance R62 is in parallel with a foot of the resistance R63 with the triode Q8
Base stage B be connected；Another foot of the resistance R63 is connected with the emitter E of the triode Q8；The triode Q8's
Emitter E is grounded；The collector C of the triode Q8 is connected with 4 feet of the Wiring port J9；
The green light indicating circuit includes resistance R64/R65, triode Q9；At a foot and the CPU of the resistance R64
97 feet of reason device U1 are connected；After another foot of the resistance R64 is in parallel with a foot of the resistance R65 with the triode Q9
Base stage B be connected；Another foot of the resistance R65 is connected with the emitter E of the triode Q9；The triode Q9's
Emitter E is grounded；The collector C of the triode Q9 is connected with 3 feet of the Wiring port J9；
Preferably, described triode Q7, Q8, Q9 use the triode of model MMBT4401LT1；
Preferably, the resistance value of described resistance R63, R60, R65 are 10K Ω；The resistance value of described resistance R59, R62, R64 are equal
For 1K Ω；
The indicator light instruction equipment and the state of charging；
Further, the circuit structure of the background communication interface circuit is identical with the RFID card reader circuit, therefore
This is not repeated；Interacted to by serial line interface and ancillary equipment backstage；It can realize CAN communication, RS485 communicates,
GPRS communicates, and ethernet communication can provide various ways and communicate with backstage；
The present invention can mainly realize following several functions：
First, identity recognition function：(1) identity recognition function one：CPU is by controlling card reader to read dedicated RFID card piece
Open identification user identity；(2) identity recognition function two：CPU is by reading the password of input through keyboard, with password identification user's body
Part；(3), identity recognition function three：CPU is identified by stake end display screen 2 D code information and mobile phone terminal APP application programs
User identity；(4) identity recognition function five：CPU can carry out other identifying schemes such as binding identification by carrying out communication with car；
2nd, reservation starts charge function：(1) reservation starts charge function one：CPU carries out manual setting by man-machine interface
Reservation starts the time；(2) reservation starts charge function two：CPU is applied by stake end display screen 2 D code information and mobile phone terminal APP
User identity is identified in program and reservation starts the time；
3rd, charging protection function：(1) charge basic defencive function：CPU can be tried by detection circuits such as voltage, electric currents
There are overvoltage protection, overcurrent protection, under-voltage protection, earth leakage protective, short-circuit protection, lightning protection in existing charging process；(2) charge
Expand defencive function：CPU passes through the existing interface overheat protector of temperature sensing circuit examination at charge connector connecting interface；The guarantor
Protective function is the function of current charging equipment missing, and the function being badly in need of, and existing products in markets, which often exposes, lacks this work(
Caused security risk after energy；
4th, charging gun anti-theft feature：Charging pile passes through CPU and electronic lock drive circuit controls electricity after charging is started
Son lock pins stake end charging pipette tips, reaches anti-theft feature, which is the function of current charging equipment missing, and is badly in need of
Function, existing products in markets often expose lack this function caused by charging interrupt and cable Loss；
5th, background communication function：Charging pile possesses multiple interfaces and communicates with background control system, mainly including CAN
Interface, RS485 interfaces, GPRS interfaces, Ethernet interface；Above interface can choose any one kind of them use according to different occasions.With it is rear
After platform is communicated, the information such as the position of charging pile, state can be monitored according to concrete application, charging pile can also be controlled
Start and stop, issue parameter etc. action；
6th, parameter and record of charging and charging process data this preserve function：Charging pile, which possesses, locally extends out EEPROM
FLASH is extended out with local, some necessary parameters can be stored, the note such as a certain number of transaction records, blacklist can be preserved
Record；
7th, possesses remote upgrade function：Charging pile possesses self long-range automatic upgrade function；
8th, Power auto-adjustment function：With reference to overheat protector function, charging pile possesses Power auto-adjustment function, when filling
When electrical interface temperature reaches reduction power early warning value, charging pile reduces the power output of control guiding automatically, plays a protective role.
Charging pile also receives the Variable power on backstage and instructs and be adjusted at the same time；
9th, guiding function is controlled：Charging pile possess with state can most of mainstream electric automobile outside control guiding function
Match somebody with somebody, being capable of the domestic Electric Vehicle's Alternating interface of automatic identification and Europe superscript and U.S. by the participation of software adjustment and interface convertor
Target Electric Vehicle's Alternating interface, it is adaptable；
Specific workflow of the present invention：The particular state of its work such as workflow Figure 18, flow chart 19, flow chart 20,
Shown in flow chart 21, flow chart 22；CPU control card reader carries out the identification of user's RFID card piece, then whether detects charging cable
Connect, if communicate with car end normally, the mode of the time and charging started is then selected by user；Then swipe the card again really
Recognize, card mode is set to state in charging by charging pile afterwards, while locks charging plug, starts charging；It is each in whole process
Kind protection signal is detecting always, if running into failure or alarm, stops charging immediately, after failure or alarm release
Continue to charge；If user needs complete charge in advance, or automobile is full of automatically, and charging pile is judged full of enough, stopping
Charging waits user to terminate, and user reuses RFID card piece, and charging pile will deduct charging expense, recharged card state is reverted to
Normal condition；
What the present invention to be illustrated have to might not realize according to flow above and configuration, but can be according to difference
Customer demand carries out necessary combination；
The most crucial function of the present invention：Possess automobile interface Auto-matching function, possess identity recognition function, possess reservation
Function, possesses temperature protection function, possesses charge cable anti-theft feature, possesses flexible configuration function；
Product has the following advantages caused by the present invention：(1), can be carried out with the automobile of domestic and international same-interface automatic
Matching；(2) possess different charging modes：Automatically, timing, determines expense；(3), possess local reservation charging function, can allow user
Select to charge during electricity consumption paddy, power cost saving；(4), possess a variety of identity recognition functions：Insert mode of filling, swiping card mode, input
Pin mode, personality card mode, Bluetooth of mobile phone control mode, backstage remote controlled manner.These modes can select it is a kind of or
Person is a variety of, can be with flexible configuration；(5) man-machine interface possesses card reader, display screen, keyboard, indicator light, and these configurations can be with
Any combination, panel can be customized arbitrarily；Casing is adapted to the demand of client not of the same race；(6), defencive function is complete：Overvoltage
Protection, under-voltage protection, overcurrent protection, overheat protector, overcharges protection.Particularly possess overheat protector at charging interface, can disappear
Except security risk；(7), metering and billing function；(8), system is automatic and manual test function；(9), the inquiry of historical data function；
(10), with background communication function；
The present invention is not limited to above-mentioned specific embodiment, those of ordinary skill in the art from above-mentioned design,
Without performing creative labour, made a variety of conversion, are within the scope of the present invention.
Claims (10)
- A kind of 1. intelligence control system for electric vehicle alternating-current charging pile, it is characterised in that：Including CPU processing systems, urgency Stop button circuit, electronic lock circuit, auxiliary power circuit, LCD display, keyboard circuit, unearthed detection circuit, temperature sensing Device circuit, RFID card reader circuit, storage circuit, voltage current detection circuit, meter circuit, background communication interface circuit, output Circuit, control pilot circuit and indicator light circuit；Wherein, the CPU processing systems, are used for realization whole equipment operation and charging The control of process；The scram button circuit, is used for realization the control for interruption of in emergency circumstances charging；The electronic lock circuit, It is used for realization the locking of the charging gun in charging process；The auxiliary power circuit, is used for realization the conversion that+5V arrives+3.3V, gives CPU processing systems provide operating voltage；The LCD display, is used for realization the display of facility information and charge information；The key Disk circuit, is used for realization information input when user carries out human-computer interaction；The unearthed detection circuit, is used for realization equipment and connects The detection on ground, unearthed two states；The temperature sensor circuit, the temperature detection being used for realization at charging interface；It is described RFID card reader circuit, is used for realization the identification of user identity；The storage circuit, is used for realization systematic parameter, transaction record And the storage of upgrade file；The voltage current detection circuit, is used for realization the voltage of equipment, electric current whether in normal range (NR) Monitoring；The meter circuit, is used for realization the metering of different periods charge capacity；The background communication interface circuit, for reality The connection and communication of existing equipment and background communication system；The output circuit, is used for realization the output of peripheral unit control；It is described Control pilot circuit, the interface being used for realization between charging pile and car is shaken hands and information communicates；The indicator light circuit, for reality The display of existing different conditions signal；CPU processor U1 is equipped with the CPU processing systems；35 feet of the CPU processor U1 and the scram button circuit It is connected；55 feet of the CPU processor U1 are connected with the auxiliary power circuit；2~5 feet of the CPU processor U1, 15~18 feet are connected with the keyboard circuit；47 feet of the CPU processor U1 are connected with the unearthed detection circuit； 24 feet of the CPU processor U1 are connected with the temperature sensor circuit；78 feet of the CPU processor U1,79 feet, 25 Foot, 26 feet are connected with the RFID card reader circuit；91 feet of the CPU processor U1 are connected with the storage circuit； 51~54 feet, 44~46 feet of the CPU processor U1 are connected with the voltage current detection circuit；The CPU processor U1 67~69 feet be connected with the meter circuit；31 feet of the CPU processor U1 are connected with the output circuit；Institute 30 feet, 36 feet, 56 feet, 64 feet for stating CPU processor U1 are connected with the control pilot circuit；The CPU processor U1 59 feet, 65 feet, 63 feet are connected with the electronic lock circuit；96~98 feet of the CPU processor U1 and the indicator light Circuit is connected；58 feet, 60~62 feet, 81~82 feet, 85~86 feet, 88 feet, 38~41 feet and the institute of the CPU processor U1 LCD display is stated to be connected；The CPU processor U1 has been internally integrated PWM waveform generator, and PWM ripples are exported by 32 feet of the CPU processor U1 Shape signal.
- A kind of 2. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： Voltage-stabiliser tube U3 is equipped with the auxiliary power circuit；It is by voltage-stabiliser tube U3 that the+5V voltage transformations of input is defeated into+3.3V voltages Go out.
- A kind of 3. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： Thermistor N1 is equipped with the temperature sensor circuit, temperature change is detected by thermistor N1, by electric signal meter Calculate temperature value.
- A kind of 4. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： Card reader communication chip U6, Wiring port J5 are equipped with the RFID card reader circuit；By card reader communication chip U6 with connecing The cooperation of line end mouth J5 can be achieved and RFID communication, realizes user identity identification function；The electricity of the background communication interface circuit Line structure is identical with the RFID card reader circuit.
- A kind of 5. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： Ammeter communication chip U8 is equipped with the meter circuit, by ammeter communication chip U8, realize by RS485 interfaces with outside Portion's ammeter communication, obtains accurate metering charging voltage, charging current, charge capacity.
- A kind of 6. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： Electric energy computation chip U19 is equipped with the voltage current detection circuit, is accurately detected by electric energy computation chip U19 and records institute Voltage, the current value detected.
- A kind of 7. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： 4x4 matrix keyboards are equipped with the keyboard circuit, totally 16 road buttons are, it can be achieved that information input work during user's progress human-computer interaction Energy.
- A kind of 8. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： Electronic lock control interface K1 is equipped with the electronic lock circuit, is realized in charging process and filled by electronic lock lock control interface K1 The lock function of electric rifle.
- A kind of 9. intelligence control system for electric vehicle alternating-current charging pile according to claim 1, it is characterised in that： The storage circuit includes extension EEPROM and FLASH storage circuits.
- 10. a kind of intelligence control system for electric vehicle alternating-current charging pile according to claim 1, its feature exists In：The control pilot circuit includes CP circuits and CC circuits.
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| CN201510844260.1A CN105365596B (en) | 2015-11-26 | 2015-11-26 | A kind of intelligence control system for electric vehicle alternating-current charging pile |
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| CN201510844260.1A CN105365596B (en) | 2015-11-26 | 2015-11-26 | A kind of intelligence control system for electric vehicle alternating-current charging pile |
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Denomination of invention: An intelligent control system for AC charging pile of electric vehicle Effective date of registration: 20220624 Granted publication date: 20180424 Pledgee: Industrial and Commercial Bank of China Limited Shanghai Songjiang sub branch Pledgor: SHANGHAI XUNDAO NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2022310000084 |
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Date of cancellation: 20230828 Granted publication date: 20180424 Pledgee: Industrial and Commercial Bank of China Limited Shanghai Songjiang sub branch Pledgor: SHANGHAI XUNDAO NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2022310000084 |