CN208774572U - A kind of electric vehicle charge data monitoring device - Google Patents
A kind of electric vehicle charge data monitoring device Download PDFInfo
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- CN208774572U CN208774572U CN201820914002.5U CN201820914002U CN208774572U CN 208774572 U CN208774572 U CN 208774572U CN 201820914002 U CN201820914002 U CN 201820914002U CN 208774572 U CN208774572 U CN 208774572U
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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
- 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
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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
- 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
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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
- Y02T90/12—Electric charging stations
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Abstract
A kind of electric vehicle charge data monitoring device; belong to electric vehicle charging field, technical points are: including singlechip controller, charging circuit, charge data observation circuit, electricity consumption observation circuit, warning circuit, overvoltage crowbar, display module and battery；The singlechip controller is separately connected charging circuit, charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar, warning circuit and display module, and the charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar and battery connect；The utility model is charged the battery by charging circuit; the voltage in battery is acquired in real time by charge data observation circuit; it is transmitted to singlechip controller; it is shown by display module; when voltage is more than threshold value, user is reminded by warning circuit, overvoltage crowbar is controlled by singlechip controller and is cut off the power; to prevent from overcharging, battery is damaged.
Description
Technical field:
The utility model relates to a kind of electric vehicle charge data monitoring devices, belong to electric vehicle charging field.
Background technique:
Electric vehicle is all being widelyd popularize as a kind of green energy resource vehicles, countries in the world, and China human mortality is numerous, close several
Year electric vehicle market demand continues to increase, and when charging to electric vehicle, often will appear the case where overcharging, to make electricity
Motor-car battery excessive loss, and the problem that user does not know.
Summary of the invention:
The utility model is to overcome above-mentioned technical problem, provides a kind of electric vehicle charge data monitoring device, passes through
Charge data observation circuit is monitored voltage when charging circuit charges, and when voltage exceeds threshold value, passes through warning circuit
User is reminded with display circuit, circuit protected cell is cut off by overvoltage crowbar.
A kind of electric vehicle charge data monitoring device, including singlechip controller, charging circuit, charge data monitoring electricity
Road, electricity consumption observation circuit, warning circuit, overvoltage crowbar, display module and battery；The singlechip controller connects respectively
Meet charging circuit, charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar, warning circuit and display module, institute
Charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar and battery is stated to connect；
The charge data observation circuit includes chip TLC and potentiometer W1；The pin AIN connection potentiometer of chip TLC
The second port of W1, pin PA4, SCK, SDA of singlechip controller are separately connected pin/CS, CLK, DATA of chip TLC；
The overvoltage crowbar includes battery protection chip MM, resistance R1, R2, R3, R4, R5 and R6, capacitor C1, C2,
C3, C4, C5 and C6；The pin 1 of the battery protection chip MM is connect with singlechip controller, the pin of battery protection chip MM
5 connect with the one end capacitor C1, and the other end and battery cathode of capacitor C1 and pin 9, the pin 10 of battery protection chip MM connect
It connects, the pin 6 of battery protection chip MM is connect by capacitor C2 with battery cathode, and the pin 7 of battery protection chip MM passes through electricity
Hold C3 to connect with battery cathode, the pin 8 of battery protection chip MM is connect by capacitor C4 with battery cathode, battery protection chip
The pin 11 of MM is connect by resistance R5 with the pin 18 of battery protection chip MM, and the pin 12 of battery protection chip MM passes through electricity
Resistance R6 is connect with the pin 18 of battery protection chip MM, the pin 17 and the one end resistance R4 and capacitor C6 mono- of battery protection chip MM
End connection, the resistance R4 other end are connect with anode, and the capacitor C6 other end is connect with battery cathode, battery protection chip MM's
Pin 18 is connect with the one end resistance Rl, the one end resistance R2, the one end resistance R3 and the one end capacitor C5, and the resistance R3 other end and battery are just
Pole connection, the capacitor C5 other end are connect with battery cathode, and the resistance Rl other end is connect with 20 foot of pin of battery protection chip MM,
The resistance R2 other end is connect with the pin 19 of battery protection chip MM；
The warning circuit circuit includes light emitting diode, loudspeaker, resistance R11, resistance R12 and triode Q1；It is described
Singlechip controller is connect with the one end resistance R11, and the resistance R11 other end is connect with the base stage of triode Q1, the hair of triode Q1
The connection of the cathode of emitter grounding, the collector of triode Q1 and the cathode of light emitting diode and loudspeaker, the sun of light emitting diode
Pole is connected with the one end resistance R12, and the resistance R12 other end is connect with loudspeaker anode and power supply VCC respectively.
The charging circuit includes transformer BK, rectifier bridge RS, voltage stabilizing chip as a further improvement of the utility model,
TL, potentiometer W2, triode Q2 and relay switch SJ；The first, second port of transformer BK is separately connected 220V alternating current
L, the N-port in source, the third of transformer BK, the 4th port are separately connected the first of rectifier bridge RS, third port, rectifier bridge RS's
Second port connect voltage stabilizing chip TL pin IN, the 4th port of rectifier bridge RS be separately connected potentiometer W1 third port and
The third port of potentiometer W2, the first, second port of potentiometer W2 are separately connected the pin OUT and ADJ of voltage stabilizing chip TL, surely
The public port of the pin OUT connection relay switch SJ of chip TL is pressed, the normally closed port of relay switch SJ connects potentiometer
The first port of W1, the normally closed port of relay switch SJ, the 4th port of rectifier bridge RS are separately connected electric vehicle charging entrance
Positive and negative electrode port, the base stage of the pin PA7 connecting triode Q2 of singlechip controller, the emitter of triode Q2 connects single
The pin PA6 of piece machine controller, the second port of the collector connection relay switch SJ of triode, singlechip controller draw
The first port of foot PA5 connection relay switch SJ.
The electricity consumption observation circuit includes alternating voltage inductor HP, hands over as a further improvement of the utility model,
Flow current inductor HC and electric quantity metering chip ADE；First port, the second port of alternating voltage inductor HP is separately connected
L, the N-port of 220V AC power source, the third port of alternating voltage inductor HP, the 4th port connect electric quantity metering chip ADE
Pin V1P, V1N, alternating current inductor HC taps into the L of 220V AC power source by first port and second port series winding
Line, the third port of alternating current inductor HC, the 4th port connect pin V2P, V2N of electric quantity metering chip ADE, voltameter
The external interrupt for measuring the electric pulse output pin CF connection singlechip controller of chip ADE counts pin PD1.
The display module includes JLX12864G-109-P module as a further improvement of the utility model,；Single-chip microcontroller
The data port of the pin PC0-PC7 connection JLX12864G-109-P module of controller, the pin PD3- of singlechip controller
The control port of PD7 connection JLX12864G-109-P module.
The beneficial effects of the utility model are: the utility model is charged the battery by the way that charging circuit is arranged, pass through
Charge data observation circuit acquires the voltage in battery in real time, is transmitted to singlechip controller, aobvious by display module
Show, when voltage is more than threshold value, user is reminded by warning circuit, overvoltage crowbar cutting is controlled by singlechip controller
Power supply, thus the problem of preventing from overcharging, damage battery, and when using battery, it is real-time by electricity consumption observation circuit
The voltage in battery is monitored, when the electricity of battery is very few, user is reminded by warning circuit, is charged in time.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is warning circuit figure；
Fig. 3 is overvoltage crowbar figure；
Fig. 4 is charging circuit diagram；
Fig. 5 is electricity consumption observation circuit figure.
Specific embodiment:
Embodiment one
Referring to Fig.1, the electric vehicle charge data monitoring device, including singlechip controller, charging circuit, charge data prison
Slowdown monitoring circuit, electricity consumption observation circuit, warning circuit, overvoltage crowbar, display module and battery；The singlechip controller point
It Lian Jie not charging circuit, charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar, warning circuit and display mould
Block, the charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar and battery connect；
The charge data observation circuit includes chip TLC and potentiometer W1；The pin AIN connection potentiometer of chip TLC
The second port of W1, pin PA4, SCK, SDA of singlechip controller are separately connected pin/CS, CLK, DATA of chip TLC；
Referring to Fig. 3, the overvoltage crowbar includes battery protection chip MM, resistance R1, R2, R3, R4, R5 and R6, electricity
Hold C1, C2, C3, C4, C5 and C6；The pin 1 of the battery protection chip MM is connect with singlechip controller, battery protection chip
The pin 5 of MM is connect with the one end capacitor C1, the pin 9 of the other end of capacitor C1 and battery cathode and battery protection chip MM,
Pin 10 connects, and the pin 6 of battery protection chip MM is connect by capacitor C2 with battery cathode, the pin of battery protection chip MM
7 are connect by capacitor C3 with battery cathode, and the pin 8 of battery protection chip MM is connect by capacitor C4 with battery cathode, battery
The pin 11 of protection chip MM is connect by resistance R5 with the pin 18 of battery protection chip MM, the pin of battery protection chip MM
12 are connect by resistance R6 with the pin 18 of battery protection chip MM, the pin 17 of battery protection chip MM and the one end resistance R4 and
The connection of the one end capacitor C6, the resistance R4 other end are connect with anode, and the capacitor C6 other end is connect with battery cathode, battery protection
The pin 18 of chip MM is connect with the one end resistance Rl, the one end resistance R2, the one end resistance R3 and the one end capacitor C5, the resistance R3 other end
It is connect with anode, the capacitor C5 other end is connect with battery cathode, the pin of the resistance Rl other end and battery protection chip MM
The connection of 20 feet, the resistance R2 other end are connect with the pin 19 of battery protection chip MM, realize electric vehicle charging progress monitoring function；
Referring to Fig. 2, the warning circuit circuit includes light emitting diode, loudspeaker, resistance R11, resistance R12 and triode
Q1；The singlechip controller is connect with the one end resistance R11, and the resistance R11 other end is connect with the base stage of triode Q1, triode
The emitter of Q1 is grounded, the cathode connection of the collector of triode Q1 and the cathode of light emitting diode and loudspeaker, light-emitting diodes
The anode of pipe is connected with the one end resistance R12, and the resistance R12 other end is connect with loudspeaker anode and power supply VCC respectively.
The singlechip controller uses model STM8S105K6T6 single-chip microcontroller；
The chip TLC uses model TLC549ADC chip；
The potentiometer W1 uses the potentiometer of model W2396；
The battery protection chip MM uses model MM3474 chip.
In use, charging circuit connects external commercial power, it is battery power supply by charging circuit, electricity is monitored by charge data
Road is in real time monitored the voltage in battery, and voltage data is transmitted to singlechip controller, shows electricity by display module
Numerical value is pressed, when the voltage of battery is greater than preset voltage value, singlechip controller controls overvoltage crowbar, it cuts off the power,
Stopping charges the battery, and prevents battery charging excessive, is alarmed by warning circuit user, when using battery, is passed through
Electricity consumption observation circuit detects the remaining capacity in battery, is prompted with warning circuit user.
Embodiment two
Referring to Fig. 4, on the basis of example 1, charging circuit described further includes transformer BK to the present embodiment, whole
Flow bridge RS, voltage stabilizing chip TL, potentiometer W2, triode Q2 and relay switch SJ；Distinguish the first, second port of transformer BK
L, the N-port of 220V AC power source are connected, the third of transformer BK, the 4th port are separately connected the first of rectifier bridge RS, third
Port, the pin IN of the second port connection voltage stabilizing chip TL of rectifier bridge RS, the 4th port of rectifier bridge RS is separately connected current potential
The third port of device W1 and the third port of potentiometer W2, the first, second port of potentiometer W2 are separately connected voltage stabilizing chip TL
Pin OUT and ADJ, the public port of the pin OUT connection relay switch SJ of voltage stabilizing chip TL, relay switch SJ's is normal
Closed end mouth connects the first port of potentiometer W1, and the normally closed port of relay switch SJ, the 4th port of rectifier bridge RS connect respectively
Connect the positive and negative electrode port of electric vehicle charging entrance, the base stage of the pin PA7 connecting triode Q2 of singlechip controller, triode
The pin PA6 of the emitter connection singlechip controller of Q2, the second port of the collector connection relay switch SJ of triode,
The first port of the pin PA5 connection relay switch SJ of singlechip controller realizes electric vehicle charge function.
The transformer BK uses the transformer of model BK200；
The rectifier bridge RS uses the rectifier bridge of model RS808；
The voltage stabilizing chip TL uses the voltage stabilizing chip of model TL783C；
The potentiometer W2 uses the potentiometer of model B50K；
The triode Q2 uses the potentiometer of model 2N2767；
The relay switch SJ uses the potentiometer of model SJZC1-62.
Embodiment three
Referring to Fig. 5, on the basis of example 1, electricity consumption observation circuit described further includes alternating current to the present embodiment
Press inductor HP, alternating current inductor HC and electric quantity metering chip ADE；The first port of alternating voltage inductor HP, second
Port is separately connected the L of 220V AC power source, N-port, and the third port of alternating voltage inductor HP, the 4th port connect electricity
Pin V1P, V1N of metering chip ADE, alternating current inductor HC tap into 220V friendship by first port and second port series winding
The L line in galvanic electricity source, the third port of alternating current inductor HC, the 4th port connection electric quantity metering chip ADE pin V2P,
The external interrupt of the electric pulse output pin CF connection singlechip controller of V2N, electric quantity metering chip ADE counts pin PD1,
Realize the function of the electricity consumption monitoring of electric vehicle.
The alternating voltage inductor HP uses the alternating voltage inductor of model HPT205RF；
The alternating current inductor HC uses the alternating current inductor of model HCT206B；
The electric quantity metering chip ADE uses the electric quantity metering chip of model ADE7755.
Example IV
On the basis of example 1, display module described further includes JLX12864G-109-P module to the present embodiment；
The data port of the pin PC0-PC7 connection JLX12864G-109-P module of singlechip controller, the pin of singlechip controller
The control port of PD3-PD7 connection JLX12864G-109-P module realizes that the charging progress of electric vehicle and electricity consumption show function
Energy.
Claims (4)
1. a kind of electric vehicle charge data monitoring device, it is characterised in that: including singlechip controller, charging circuit, charging number
According to observation circuit, electricity consumption observation circuit, warning circuit, overvoltage crowbar, display module and battery；The single-chip microcontroller control
Device is separately connected charging circuit, charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar, warning circuit and shows
Show module, the charge data observation circuit, electricity consumption observation circuit, overvoltage crowbar and battery connect；The single-chip microcontroller
Controller uses model STM8S105K6T6 single-chip microcontroller；
The charge data observation circuit includes chip TLC and potentiometer W1；The chip TLC uses model TLC549ADC
Chip；The second port of the pin AIN connection potentiometer W1 of chip TLC, pin PA4, SCK, SDA difference of singlechip controller
Connect pin/CS, CLK, DATA of chip TLC；
The overvoltage crowbar includes battery protection chip MM, resistance R1, R2, R3, R4, R5 and R6, capacitor C1, C2, C3,
C4, C5 and C6；The battery protection chip MM uses model MM3474 chip；The pin 1 of the battery protection chip MM with
Singlechip controller connection, the pin 5 of battery protection chip MM are connect with the one end capacitor C1, and the other end and battery of capacitor C1 is negative
The pin 9 of pole and battery protection chip MM, pin 10 connect, and the pin 6 of battery protection chip MM passes through capacitor C2 and battery
The pin 7 of cathode connection, battery protection chip MM is connect by capacitor C3 with battery cathode, the pin 8 of battery protection chip MM
It is connect by capacitor C4 with battery cathode, the drawing by resistance R5 and battery protection chip MM of pin 11 of battery protection chip MM
Foot 18 connects, and the pin 12 of battery protection chip MM is connect by resistance R6 with the pin 18 of battery protection chip MM, and battery is protected
The pin 17 of shield chip MM is connect with the one end resistance R4 and the one end capacitor C6, and the resistance R4 other end is connect with anode, capacitor
The C6 other end is connect with battery cathode, the pin 18 of battery protection chip MM and the one end resistance Rl, the one end resistance R2, resistance R3 mono-
End is connected with the one end capacitor C5, and the resistance R3 other end is connect with anode, and the capacitor C5 other end is connect with battery cathode, resistance
The Rl other end is connect with 20 foot of pin of battery protection chip MM, and the pin 19 of the resistance R2 other end and battery protection chip MM connect
It connects；
The warning circuit circuit includes light emitting diode, loudspeaker, resistance R11, resistance R12 and triode Q1；The monolithic
Machine controller is connect with the one end resistance R11, and the resistance R11 other end is connect with the base stage of triode Q1, the emitter of triode Q1
The cathode of ground connection, the collector of triode Q1 and the cathode of light emitting diode and loudspeaker connects, the anode of light emitting diode and
The connection of the one end resistance R12, the resistance R12 other end are connect with loudspeaker anode and power supply VCC respectively.
2. a kind of electric vehicle charge data monitoring device according to claim 1, it is characterised in that: the charging circuit includes
Transformer BK, rectifier bridge RS, voltage stabilizing chip TL, potentiometer W2, triode Q2 and relay switch SJ；The voltage stabilizing chip TL is adopted
With the voltage stabilizing chip of model TL783C；
The first, second port of transformer BK is separately connected the L of 220V AC power source, N-port, the third of transformer BK, the 4th
Port is separately connected the first of rectifier bridge RS, third port, and the second port of rectifier bridge RS connects the pin IN of voltage stabilizing chip TL,
The 4th port of rectifier bridge RS is separately connected the third port of potentiometer W1 and the third port of potentiometer W2, and the of potentiometer W2
One, second port is separately connected the pin OUT and ADJ of voltage stabilizing chip TL, the pin OUT connection relay switch of voltage stabilizing chip TL
The public port of SJ, the first port of the normally closed port connection potentiometer W1 of relay switch SJ, relay switch SJ's is normally closed
Port, rectifier bridge RS the 4th port be separately connected electric vehicle charging entrance positive and negative electrode port, the pin of singlechip controller
The base stage of PA7 connecting triode Q2, the pin PA6 of the emitter connection singlechip controller of triode Q2, the current collection of triode
Pole connects the second port of relay switch SJ, the first port of the pin PA5 connection relay switch SJ of singlechip controller.
3. a kind of electric vehicle charge data monitoring device according to claim 2, it is characterised in that: the electricity consumption monitoring electricity
Road includes alternating voltage inductor HP, alternating current inductor HC and electric quantity metering chip ADE；The electric quantity metering chip ADE
Using the electric quantity metering chip of model ADE7755；First port, the second port of alternating voltage inductor HP is separately connected
L, the N-port of 220V AC power source, the third port of alternating voltage inductor HP, the 4th port connect electric quantity metering chip ADE
Pin V1P, V1N, alternating current inductor HC taps into the L of 220V AC power source by first port and second port series winding
Line, the third port of alternating current inductor HC, the 4th port connect pin V2P, V2N of electric quantity metering chip ADE, voltameter
The external interrupt for measuring the electric pulse output pin CF connection singlechip controller of chip ADE counts pin PD1.
4. a kind of electric vehicle charge data monitoring device according to claim 3, it is characterised in that: the display module includes
JLX12864G-109-P module；The data terminal of the pin PC0-PC7 connection JLX12864G-109-P module of singlechip controller
Mouthful, the control port of the pin PD3-PD7 connection JLX12864G-109-P module of singlechip controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820914002.5U CN208774572U (en) | 2018-06-13 | 2018-06-13 | A kind of electric vehicle charge data monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820914002.5U CN208774572U (en) | 2018-06-13 | 2018-06-13 | A kind of electric vehicle charge data monitoring device |
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| Publication Number | Publication Date |
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| CN208774572U true CN208774572U (en) | 2019-04-23 |
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| CN201820914002.5U Active CN208774572U (en) | 2018-06-13 | 2018-06-13 | A kind of electric vehicle charge data monitoring device |
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| CN (1) | CN208774572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845420A (en) * | 2020-07-07 | 2020-10-30 | 北京嘀嘀无限科技发展有限公司 | Charging protection method and device, electronic equipment, server and storage medium |
-
2018
- 2018-06-13 CN CN201820914002.5U patent/CN208774572U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845420A (en) * | 2020-07-07 | 2020-10-30 | 北京嘀嘀无限科技发展有限公司 | Charging protection method and device, electronic equipment, server and storage medium |
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Effective date of registration: 20220511 Address after: 518000 2nd floor, building 1, longyanshan Road factory building, Luozu community, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Yijia Yizhuang Energy Technology Co.,Ltd. Address before: 518000 room 21g, building 84, Meilin first village, Meilin street, Futian District, Shenzhen, Guangdong Province Patentee before: SHENZHEN WULIAN HUITONG INTELLIGENT TECHNOLOGY Co.,Ltd. |