CN105632031B - A kind of electric motor intelligent charging unit - Google Patents
A kind of electric motor intelligent charging unit Download PDFInfo
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- CN105632031B CN105632031B CN201610119285.XA CN201610119285A CN105632031B CN 105632031 B CN105632031 B CN 105632031B CN 201610119285 A CN201610119285 A CN 201610119285A CN 105632031 B CN105632031 B CN 105632031B
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- module
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
- G07F15/005—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of vehicles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to vehicle technology fields, and in particular to a kind of electric motor intelligent charging unit；The technical solution of use: including single-chip microcontroller, the single-chip microcontroller is connected with IC card module for reading and writing, power module, clock module, driver module, archival memory, multi-channel control key, relay driving module and over-current and -load detection module, the relay driving module is connected with relay, the relay is connected with voltage transformer, the over-current and -load detection module is connect with voltage transformer, the voltage transformer is also connected with power output socket, the power module includes the exchange electrical filter being sequentially connected in series, power transformer and rectifying and wave-filtering voltage-stablizer, the alternating current supply filter and 220V AC power source are connected in series, the rectifying and wave-filtering voltage-stablizer is connected with single-chip microcontroller, the driver module is connected with six integrated LED displays；The present invention mutually goes here and there card when can prevent using IC card, charging unit unused power is low and has overload short circuit defencive function.
Description
Technical field
The present invention relates to vehicle technology fields, and in particular to a kind of electric motor intelligent charging unit.
Background technique
Electric motor intelligent charging station is a kind of intelligent independent for being suitable for concentrating diamond to install and use with cell electric vehicle
The equipment of charging, at present most of charging station in a manner of coin based on, i.e. coin unitary gives 3-4 charging time hour,
Power supply is output on a socket, a socket only allows the charger of a user to use, by the included charging of user
Device is inserted into the equipment to charge on socket.
Some producers are combined with coin plus brush IC card function reluctantly, are supplemented with money using IC card and carry out charging of swiping the card, facilitate user
Keep the change coin；But excessive charging station producer understands the Encryption Algorithm of IC card very shallow, basic with regard to not adding to IC card
It is close, cause minizone mutually to go here and there card, intercommunication is mutually used, by the serious fund security problem for influencing dispensing device operator.
The structure of most charging station is complex, impracticable, power consumption is big, and the working principle of product is in coin-freed arrangement upslide
After entering unitary coin or swiping the card, one pulse signal of single-chip microcontroller is given, each pulse signal is a toll rate, is equal to every unitary
The rate of money, toll rate are previously set by user, and each yuan gives how many charging time；When user puts into unitary coin brush
Buckle gives single-chip microcontroller one pulse signal when taking unitary, and single-chip microcontroller is calculated the charging time given by the rate of setting, then by
Single-chip microcontroller provides a driving signal, by being connected to suction of the relevant relay driving module implementation of single-chip microcontroller to relay
It closes, charges so that power supply is switched on power output socket for user, the charging time is in a manner of countdown in LED charactrons
Upper display, the power outage of socket at the end of countdown.
Charging station is generally a host control multiple power supplies output, and every road power output end has corresponding countdown respectively
Between show, by taking one one control No. ten machines as an example, when ten users simultaneously use charging station when, the LED charactrons on ten tunnel Jiang You
While showing information between the countdown of every road charging, plus mainboard etc., always power consumption No. ten machine is about 20-30W when complete machine works,
And the power consumption of most of machine standby modes is also in 10-15W.
Present charging station output end has the protection for loading onto fuse as overload short circuit, when electric car charger occurs
Blowout will be stopped powering by short-circuit or more electric vehicle when sharing a socket power power overload, on the one hand be played
Protect charging station effect, on the other hand safeguard charging station operator interests, but charging station place in public places, substantially without
People guard, when short circuit or overload occur for output end all the way for certain, that cannot be used all the way after fuse burn-up, when next use
Corresponding output end cannot just power again when the coin of family, not be singly troublesome maintenance in this way, and user cannot fill again because having thrown coin
Electricity but will have dispute economically.
Summary of the invention
The present invention in order to solve the above shortcomings of the prior art, provides one kind and mutually goes here and there when can prevent using IC card card, fill
Electrical power consumed is low and has the electric motor intelligent charging unit of overload short circuit defencive function.
To achieve the above object, the present invention provides a kind of electric motor intelligent charging unit, it is characterised in that: including monolithic
Machine, the single-chip microcontroller are connected with IC card module for reading and writing, power module, clock module, driver module, archival memory, more
Road control button, relay driving module and over-current and -load detection module, the relay driving module are connected with relay
Device, the relay are connected with voltage transformer, and the over-current and -load detection module is connect with voltage transformer, the electricity
Pressure mutual inductor is also connected with power output socket, and the power module includes the alternating current supply filter being sequentially connected in series, power supply change
Depressor and rectifying and wave-filtering voltage-stablizer, the alternating current supply filter and 220V AC power source are connected in series, and the rectifying and wave-filtering is steady
Depressor is connected with single-chip microcontroller, and the driver module is connected with six integrated LED displays；
Further, the single-chip microcontroller is also connected with voice module and coin-freed arrangement；
Further, the over-current and -load detection module includes voltage sample circuit and voltage comparator, and the voltage takes
Sample circuit is connect with voltage transformer, and the voltage comparator is connect with single-chip microcontroller；
Further, there are three relay driving module, each relay driving moulds for one single-chip microcontroller connection
Block is connected with seven relays；
Further, the relay is the 10A power relay of double-contact 12V power supply, the relay driving module
For ULN2003, which is made of the chip model used seven pairs of Darlington transistors, drives 7 relays simultaneously
Device；
Specifically, the chip model that the single-chip microcontroller uses is STC12C5A16S2；The chip that the clock module uses
Model SD2403；The chip model that described six integrated LED display drive modules use is DM1620；The voice module
For the chip model used for SC080,32 sections of voice messagings of pre-recording call corresponding voice broadcast for single-chip microcontroller；The IC card
The chip model that module for reading and writing uses is FM1702SL；
Specifically, the chip model that the archival memory uses is AT24C512, for charging unit save 30,000 with
On swipe the card record；
Further, the chip model that the voltage comparator uses is LM339；The model that the voltage-stablizer uses
LM2575 provides the stable power-supplying power supply of a 5V1A to entire charging circuit；
In the present invention, the control method of the charging unit are as follows: the relay output end and voltage transformer were
It flows through and detection module one detection voltage of offer is provided, the bearing power of relay output end connection is bigger, then is added to mutual induction of voltage
Voltage on device primary coil is higher, and the electricity for being suitble to voltage comparator input terminal is obtained by the coil ratio of voltage transformer
Pressure, when the voltage in the protection power bracket for reaching setting, voltage comparator exports a high level and returns to single-chip microcontroller, by
Single-chip microcontroller controls the control whether relay driving module carries out corresponding relay through and off；The relay when load surcharge
It disconnects and stops power supply；After load surcharge equipment is pulled out, voltage comparator exports a low level and returns to single-chip microcontroller, monolithic
Whether machine detects voltage comparator low and high level again, then real to corresponding relay by single-chip microcontroller control relay driving module
The control of row through and off.
Further, the low and high level that the every 20 seconds cycle detections of the single-chip microcontroller are once sent by voltage comparator, from
And reach automatic protection circuit function.
The invention has the following advantages: electric motor intelligent charging unit of the present invention, encrypts IC card, effectively
The problem of preventing minizone string card, preferably ensure IC card uses card safety；Passed through using single six integrated LED displays more
Road control button inquiry key entry mode shows that multichannel charge information and low-power scm are core control circuit, greatly reduces
The consumption power of complete machine, has saved a large amount of electric cost expenditure；In addition, the overload flow detection module that the present invention is very low using cost
It realizes the full-automatic defencive function of circuit, does not use traditional fuse and protect, do not have to frequent replacement fuse, save big
The manpower and material resources of amount more effectively prevent the overload flow in charging process from causing the serious consequence of fire.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is electric motor intelligent charging unit structural block diagram of the present invention；
Fig. 2 is that the automatic overload short circuit of the present invention protects circuit structure block diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to shown in Fig. 1 and Fig. 2, the present invention provides a kind of electric motor intelligent charging unit, including single-chip microcontroller 2, the list
Piece machine 2 is connected with IC card module for reading and writing 3, power module 1, clock module 16, driver module 4, archival memory 14, multichannel
Control button 6, relay driving module 7 and over-current and -load detection module 10, the relay driving module be connected with after
Electric appliance 8, the relay 8 are connected with voltage transformer 9, and the over-current and -load detection module 10 connects with voltage transformer 9
It connects, the voltage transformer 9 is also connected with power output socket 11, and the power module 1 includes the AC power source being sequentially connected in series
Filter 11, power transformer 12 and rectifying and wave-filtering voltage-stablizer 13, the alternating current supply filter 11 and 220V AC power source 15
It is connected in series, the rectifying and wave-filtering voltage-stablizer 13 is connected with single-chip microcontroller 2, and the driver module 4 is connected with six one LED
Display screen 5.
The alternating current that 220V AC power source provides passes through alternating current supply filter to the clutter of alternating current into filtering out, to obtain
Pure AC power source enters power transformer and carries out the alternating current for being depressurized to 12V, by arriving rectifying and wave-filtering after rectifying and wave-filtering
The stable dc power supply that voltage-stablizer obtains 5V powers to single-chip microcontroller 2；The IC card module for reading and writing 3 that single-chip microcontroller 2 connects is in IC card
Information carries out the information exchange between single-chip microcontroller.Single-chip microcontroller 2 is connect with coin-freed arrangement 12, and coin-freed arrangement is the knowledge of a unitary coin
Other dedicated devices, it can identify unitary coin, and when putting into unitary coin, coin-freed arrangement provides a pulse signal back to monolithic
Machine gives the charging duration set in advance after being handled by single-chip microcontroller；Single-chip microcontroller 2 is connect with driver module 4, will be through monolithic
Treated the result of machine 2 drives six integrated LED displays 5 by driver module 4, and relevant information is shown, this
In invention one once controlling the charging station on ten tunnels only with six one LED displays 5, not only save the cost, but also reduce not
Few unused power is different from the individual display unit in one, every road on the market in this way, and such as control No. ten hosts will ten displays
Unit (display screen).Single-chip microcontroller 2 is connect with multi-channel control key 6, by being respectively completed by some key by single-chip microcontroller journey
The specified task of sequence.
In this patent, the control method of charging station charging are as follows: charging station can by swiping the card or the mode of inserting coins is charged, when
Swipe the card or insert coins instruction when, single-chip microcontroller provides the actuation that a time driving realizes relay 8 to relay driving module 7
And be powered, voltage transformer 9,9 primary coil of voltage transformer and output are connected between relay and power output socket
Load in series, when the bigger voltage in transformer primary of the bearing power of connection is higher, on the contrary it is lower, pass through voltage transformer
When 9 coil ratio obtains the voltage for the voltage comparator input terminal being suitble in over-current and -load detection module 10, reaching setting
Protection power bracket in voltage when voltage comparator export high level and return to single-chip microcontroller, relay is controlled by single-chip microcontroller
Whether device drive module carries out corresponding relay the control of through and off, and when load surcharge, relay, which is disconnected, stops power supply,
When the equipment that overloads is pulled out, voltage comparator exports a low level and detects its low and high level again back to single-chip microcontroller, by list
Whether piece machine control relay driving module controls whether to restore electricity to the implementation through and off of corresponding relay, and single-chip microcontroller will
Every 20 seconds cycle detections are set once by the low and high level sent, to reach automatic protection functions.
As a specific embodiment of the present invention, the over-current and -load detection module includes voltage sample circuit 101 and electricity
Comparator 102 is pressed, the voltage sample circuit is connect with voltage transformer, and the voltage comparator is connect with single-chip microcontroller.It is described
There are three relay driving module, each relay driving module can be connected with seven relays for one single-chip microcontroller connection.
The relay be double-contact 12V power supply 10A power relay, the chip model that the relay driving module uses for
ULN2003, the relay driving module are made of seven pairs of Darlington transistors, can drive 7 relays simultaneously.The single-chip microcontroller is adopted
Chip model is STC12C5A16S2；For the chip model that the clock module uses for SD2403, clock module is entire
Charging station provides a high-precision timing and real-time clock timing device, and accuracy of timekeeping is year error 200 seconds；Described six
The chip model that integrated LED display drive module uses is driving one 6 LED of a low-power consumption for DM1620
The preferred plan of charactron, due to charging station using key inquiry mode only with one six LED charactrons as whole
The information that platform one controls No. ten machines shows the power consumption for greatly reducing complete machine；The chip model that the voice module uses for
SC080, the 32 sections of voice messagings that can pre-record call corresponding voice broadcast for single-chip microcontroller；What the IC card module for reading and writing used
Chip model is FM1702SL, be it is a can be to the Read-Write Module that M1 card is written and read.What the archival memory used
Chip model is AT24C512, can save 30,000 or more records of swiping the card for charging unit, and the system record that swipe the card is facilitated to look into
Inquire about benefit card operation.The chip model that the voltage comparator uses is LM339；The model that the voltage-stablizer uses
LM2575 can provide the stable power-supplying power supply of a 5V1A to entire charging circuit.
In conclusion this electric motor intelligent charging station uses key inquiry mode, realized with one six LED charactrons
Ten road charge informations of complete machine are shown, such as IC card inquiry into balance, the inquiry of every road charging remaining time, the display, charging of deducting fees of charging
Accumulating sum inquiry etc., which only need to press a key, just can inquire.The charging station on ten tunnels of control is ten independent LED entirely on the market at present
Display screen, as soon as theoretically with regard to this ten LED displays compared with our LED displays, the power consumption of others' machine here
It is our ten times, the stand-by power consumption of this electric motor intelligent charging station is less than 2.5W, is less than 10W when being fully loaded with work.
This electric motor intelligent charging station uses overload flow automatic protection, auto restore facility, without traditional fuse
It protects, has burnt without fuse and changed everyday, wasting manpower and material resources more influence the normal use equipment of user.
This electric motor intelligent charging station carries out IC card using stringent Encryption Algorithm and encrypts hair fastener, will not be as at present on the market
Most charging station mutually goes here and there the existing risk of card, and a card one is close to ensure user's fund security, also safeguards that charging station investment is launched
The interests of operator are without damage.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (2)
1. a kind of electric motor intelligent charging unit, it is characterised in that: including single-chip microcontroller, the single-chip microcontroller is connected with IC card read-write mould
Block, power module, clock module, driver module, archival memory, multi-channel control key, relay driving module and mistake
Load detection module is flowed through, the relay driving module is connected with relay, and it is mutual that the relay is connected with voltage
Sensor, the over-current and -load detection module are connect with voltage transformer, and the voltage transformer is also connected with power output socket,
The power module includes the alternating current supply filter being sequentially connected in series, power transformer and rectifying and wave-filtering voltage-stablizer, the exchange
Power-supply filter and 220V AC power source are connected in series, and the rectifying and wave-filtering voltage-stablizer is connected with single-chip microcontroller, the display driving
Module is connected with six integrated LED displays；The single-chip microcontroller is also connected with voice module and coin-freed arrangement；The over-current and -load inspection
Surveying module includes voltage sample circuit and voltage comparator, and the voltage sample circuit is connect with voltage transformer, the voltage
Comparator is connect with single-chip microcontroller；There are three relay driving module, each relay drivings for one single-chip microcontroller connection
Module is connected with seven relays；The relay is the 10A power relay of double-contact 12V power supply, the relay driving
For ULN2003, which is made of the chip model that module uses seven pairs of Darlington transistors, simultaneously driving 7
Relay；The chip model that the single-chip microcontroller uses is STC12C5A16S2；The chip model that the clock module uses for
SD2403；The chip model that described six integrated LED display drive modules use is DM1620；What the voice module used
Chip model is SC080, and 32 sections of voice messagings of pre-recording call corresponding voice broadcast for single-chip microcontroller；The IC card reads and writes mould
The chip model that block uses is FM1702SL；The chip model that the archival memory uses is AT24C512, for charging dress
Set preservation 30,000 or more record of swiping the card；The chip model that the voltage comparator uses is LM339；What the voltage-stablizer used
Model LM2575 provides the stable power-supplying power supply of a 5V1A to entire charging circuit；The controlling party of the charging unit
Method are as follows: the relay output end provides a detection voltage with voltage transformer for over-current and -load detection module, and relay is defeated
The bearing power of outlet connection is bigger, then the voltage being added on voltage transformer primary coil is higher, passes through voltage transformer
Coil ratio obtain be suitble to voltage comparator input terminal voltage, when the voltage in the protection power bracket for reaching setting electricity
It presses comparator to export a high level and returns to single-chip microcontroller, by single-chip microcontroller control relay driving module whether to corresponding relay
The control of device implementation through and off；When load surcharge, relay, which is disconnected, stops power supply；After load surcharge equipment is pulled out, voltage
Comparator exports a low level and returns to single-chip microcontroller, and single-chip microcontroller detects voltage comparator low and high level again, then by single-chip microcontroller
Control the control whether relay driving module carries out corresponding relay through and off.
2. a kind of electric motor intelligent charging unit according to claim 1, it is characterised in that: the single-chip microcontroller follows for every 20 seconds
Ring detects the low and high level once sent by voltage comparator, to reach automatic protection circuit function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610119285.XA CN105632031B (en) | 2015-09-07 | 2016-03-03 | A kind of electric motor intelligent charging unit |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510563081.0A CN105205930A (en) | 2015-09-07 | 2015-09-07 | Intelligent charging device for electric vehicle |
| CN2015105630810 | 2015-09-07 | ||
| CN201610119285.XA CN105632031B (en) | 2015-09-07 | 2016-03-03 | A kind of electric motor intelligent charging unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105632031A CN105632031A (en) | 2016-06-01 |
| CN105632031B true CN105632031B (en) | 2019-02-12 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510563081.0A Withdrawn CN105205930A (en) | 2015-09-07 | 2015-09-07 | Intelligent charging device for electric vehicle |
| CN201610119285.XA Active CN105632031B (en) | 2015-09-07 | 2016-03-03 | A kind of electric motor intelligent charging unit |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510563081.0A Withdrawn CN105205930A (en) | 2015-09-07 | 2015-09-07 | Intelligent charging device for electric vehicle |
Country Status (1)
| Country | Link |
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| CN (2) | CN105205930A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931378A (en) * | 2016-05-31 | 2016-09-07 | 浙江德力西电器有限公司 | Intelligent charging station |
| CN107274563A (en) * | 2017-06-07 | 2017-10-20 | 李兵 | Charging pile with the preposition arbitration functions of disbursement and sattlement |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5101310B2 (en) * | 2008-01-16 | 2012-12-19 | 株式会社羽根 | Foam molding die apparatus and foam molding body molding method using the same |
| US20100156349A1 (en) * | 2008-12-22 | 2010-06-24 | Nathan Bowman Littrell | System and method for pay as you go charging for electric vehicles |
| CN102208824B (en) * | 2011-06-03 | 2013-12-11 | 中国科学院电工研究所 | Sequential charging control system for electric vehicles |
| CN203697985U (en) * | 2013-12-30 | 2014-07-09 | 徐向宇 | Multifunctional electric bicycle power supply controller |
| CN204012829U (en) * | 2014-07-22 | 2014-12-10 | 张家港友诚科技机电有限公司 | A kind of protective circuit of electric vehicle charging controller |
| CN104269909A (en) * | 2014-08-01 | 2015-01-07 | 沈阳德邦仪器有限公司 | Alternating current charging system for electric cars of multiple users |
-
2015
- 2015-09-07 CN CN201510563081.0A patent/CN105205930A/en not_active Withdrawn
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2016
- 2016-03-03 CN CN201610119285.XA patent/CN105632031B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105205930A (en) | 2015-12-30 |
| CN105632031A (en) | 2016-06-01 |
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Effective date of registration: 20190117 Address after: Room 603, 6th floor, No. 2 Production Building, No. 90 Zhenxing Road, Nanning High-tech Zone, Guangxi Zhuang Autonomous Region Applicant after: Guangxi Jia Doctor New Energy Technology Co., Ltd. Address before: 530000 Finance and Intelligence Age A-923, Nanning Science Park Avenue, Guangxi Zhuang Autonomous Region Applicant before: Guangxi Nanning Zhibo Electronic Technology Co., Ltd. |
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