CN110323812A - A kind of electric automobile charging pile driving circuit - Google Patents
A kind of electric automobile charging pile driving circuit Download PDFInfo
- Publication number
- CN110323812A CN110323812A CN201910289116.4A CN201910289116A CN110323812A CN 110323812 A CN110323812 A CN 110323812A CN 201910289116 A CN201910289116 A CN 201910289116A CN 110323812 A CN110323812 A CN 110323812A
- Authority
- CN
- China
- Prior art keywords
- relay
- triode
- charging pile
- electric automobile
- contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of electric automobile charging pile driving circuits, including relay J1, relay J2, triode Q1 and triode Q2, the contact both ends K1 of the relay J1 are separately connected 220V alternating current both ends, the one end relay J1 connects capacitor C1, relay J1 other end ground connection, the moved end of the contact K2 of the other end connection relay J2 of capacitor C1, the non-moving end 1 of the contact K2 of relay J2 is grounded, the non-moving end 2 of the contact K2 of relay J2 connects 12V power supply, one end of relay J2 connects power supply VCC, the collector of the other end connecting triode Q1 of relay J2, electric automobile charging pile driving circuit electronic component usage quantity of the present invention is few, charging pile can be accomplished to minimize, save material, reduce cost, and the control circuit of prime Without changing, seamless connection is realized, while its electric current that can switch is bigger, finished product is more stable.
Description
Technical field
The present invention relates to a kind of driving circuit, specifically a kind of electric automobile charging pile driving circuit.
Background technique
With the rapid development of electric vehicles, automobile charging pile is also gradually popularized, and is brought convenience to people's lives, but existing
With the presence of automobile charging pile following shortcoming:
1: being realized using 220v A.C. contactor, can satisfy power switching, disadvantage: noise is big, and volume is big, cannot realize small-sized
Change；
2: the relay switched using DC voltage, since technique limits, maximum can only accomplish that 40A drives, and surplus is small, can only do
3.5KW charging pile power drives are not able to satisfy 7KW charging pile power drives；
3: using the bigger magnetic latching relay of electric current.Disadvantage: the switching of relay needs being alternately accomplished for generating positive and negative voltage, and
And it can not break contact after having a power failure.
Summary of the invention
The purpose of the present invention is to provide a kind of electric automobile charging pile driving circuits, to solve to mention in the background technique
Out the problem of.
In order to achieve the object, the invention provides the following technical scheme:
A kind of electric automobile charging pile driving circuit, including relay J1, relay J2, triode Q1 and triode Q2, it is described
The contact both ends K1 of relay J1 are separately connected 220V alternating current both ends, and the one end relay J1 connects capacitor C1, and relay J1 is another
One end ground connection, the moved end of the contact K2 of the other end connection relay J2 of capacitor C1, the non-moving end 1 of the contact K2 of relay J2 connects
Ground, the non-moving end 2 of the contact K2 of relay J2 connect 12V power supply, and one end of relay J2 connects power supply VCC, relay J2's
The collector of other end connecting triode Q1, the base stage of triode Q1 pass through the collector and resistance of resistance R4 connecting triode Q2
The base stage of R3, triode Q2 connect resistance R2, and the other end of resistance R2 connects resistance R1 and signal input part OT0, triode Q2
Emitter connection power supply VCC and resistance R1 the other end.
As further technical solution of the present invention: the capacitance of the capacitor C1 is 2200 μ F.
As further technical solution of the present invention: the relay J1 is 80A magnetic latching relay.
As further technical solution of the present invention: the triode Q1 is NPN triode.
As further technical solution of the present invention: the triode Q2 is PNP triode.
As further technical solution of the present invention: the power supply VCC is 5V direct current.
As further technical solution of the present invention: the model 9013 of the triode Q1, the model of triode Q2
9012。
Compared with prior art, the beneficial effects of the present invention are: electric automobile charging pile driving circuit electronics of the present invention is first
Part usage quantity is few, charging pile can be accomplished to minimize, and saves material, reduces cost, and the control circuit of prime does not have to
Change, realizes seamless connection, while its electric current that can switch is bigger, finished product is more stable.
Detailed description of the invention
Fig. 1 is circuit diagram of the invention.
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.
Embodiment 1: referring to Fig. 1, a kind of electric automobile charging pile driving circuit, including relay J1, relay J2, three
Pole pipe Q1 and triode Q2, wherein relay J1 is 80A magnetic latching relay, and the contact both ends K1 of the relay J1 are distinguished
220V alternating current both ends, control of the contact K1 by relay J1 are connected, the one end relay J1 connects capacitor C1, and relay J1 is another
One end ground connection, the moved end of the contact K2 of the other end connection relay J2 of capacitor C1, the non-moving end 1 of the contact K2 of relay J2 connects
Ground, the non-moving end 2 of the contact K2 of relay J2 connect 12V power supply, and one end of relay J2 connects power supply VCC, relay J2's
The collector of other end connecting triode Q1, the base stage of triode Q1 pass through the collector and resistance of resistance R4 connecting triode Q2
The base stage of R3, triode Q2 connect resistance R2, and the other end of resistance R2 connects resistance R1 and signal input part OT0, triode Q2
Emitter connection power supply VCC and resistance R1 the other end.
The course of work is as follows:
1: under init state, OT0 signal is high, and relay J1 off-state contact K1 is disconnected, position of the contact K2 in non-moving end 1
It sets；
2:OT0 signal is lower by height, triode Q1, and triode Q2 drives relay J2, contact K2 to be attracted the position to non-moving end 2
It sets, 12V power supply charges to capacitor C1, and 4 positions are positive, and relay J1 obtains electric contact K1 closure；
3:OT0 signal is got higher by low, triode Q1, and triode Q2 drives relay J2, contact K2 to be disconnected to the position of non-moving end 1
It sets, capacitor C1 is caused to discharge over the ground, 4 positions are negative, the driving voltage polarity upset of relay J1, and contact K1 is disconnected；
4: when external equipment has a power failure, relay J2 power loss, contact K2 is disconnected to the position of non-moving end 1, and capacitor C1 is caused to be put over the ground
Electricity, 4 positions are negative, the driving voltage polarity upset of relay J1, and contact K1 is disconnected；
Embodiment 2, on the basis of embodiment 1, the capacitance of capacitor C1 are the electrolytic capacitor of 2200 μ F, due to the charge and discharge of capacitor
Characteristic can achieve the effect that delay, avoid when signal OT0 is near critical value, relay J1 beats repeatedly.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of electric automobile charging pile driving circuit, including relay J1, relay J2, triode Q1 and triode Q2,
It is characterized in that, the contact both ends K1 of the relay J1 are separately connected 220V alternating current both ends, and the one end relay J1 connects capacitor
C1, relay J1 other end ground connection, the moved end of the contact K2 of the other end connection relay J2 of capacitor C1, the contact of relay J2
The non-moving end 1 of K2 is grounded, and the non-moving end 2 of the contact K2 of relay J2 connects 12V power supply, and one end of relay J2 connects power supply
The base stage of the collector of the other end connecting triode Q1 of VCC, relay J2, triode Q1 passes through resistance R4 connecting triode Q2
Collector and resistance R3, the base stage of triode Q2 connects resistance R2, the other end connection resistance R1 of resistance R2 and signal input
Hold OT0, the other end of emitter connection the power supply VCC and resistance R1 of triode Q2.
2. a kind of electric automobile charging pile driving circuit according to claim 1, which is characterized in that the appearance of the capacitor C1
Value is 2200 μ F.
3. a kind of electric automobile charging pile driving circuit according to claim 1, which is characterized in that the relay J1 is
80A magnetic latching relay.
4. a kind of electric automobile charging pile driving circuit according to claim 3, which is characterized in that the triode Q1 is
NPN triode.
5. a kind of electric automobile charging pile driving circuit according to claim 3, which is characterized in that the triode Q2 is
PNP triode.
6. a kind of electric automobile charging pile driving circuit according to claim 3, which is characterized in that the power supply VCC is
5V direct current.
7. -6 any a kind of electric automobile charging pile driving circuit according to claim 1, which is characterized in that three pole
The model 9013 of pipe Q1, the model 9012 of triode Q2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289116.4A CN110323812A (en) | 2019-04-11 | 2019-04-11 | A kind of electric automobile charging pile driving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289116.4A CN110323812A (en) | 2019-04-11 | 2019-04-11 | A kind of electric automobile charging pile driving circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110323812A true CN110323812A (en) | 2019-10-11 |
Family
ID=68113218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910289116.4A Pending CN110323812A (en) | 2019-04-11 | 2019-04-11 | A kind of electric automobile charging pile driving circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110323812A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000113789A (en) * | 1998-10-07 | 2000-04-21 | Omron Corp | Drive circuit and power-on control circuit for electromagnetic relay |
| CN204792616U (en) * | 2015-07-16 | 2015-11-18 | 天津易点付网络科技有限公司 | Relay driving circuit |
| CN206742152U (en) * | 2017-05-16 | 2017-12-12 | 浙江商业职业技术学院 | A kind of relay drive circuit |
| CN108447734A (en) * | 2018-03-08 | 2018-08-24 | 厦门芯阳科技股份有限公司 | A highly reliable relay driving circuit and method |
| CN207818467U (en) * | 2017-12-30 | 2018-09-04 | 广东思诺伟智能技术有限公司 | A switch drive circuit for a relay |
| CN208638063U (en) * | 2018-08-10 | 2019-03-22 | 深圳市盛弘电气股份有限公司 | Electric automobile charging pile BMS power supply circuit and dual power supply switching circuit |
-
2019
- 2019-04-11 CN CN201910289116.4A patent/CN110323812A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000113789A (en) * | 1998-10-07 | 2000-04-21 | Omron Corp | Drive circuit and power-on control circuit for electromagnetic relay |
| CN204792616U (en) * | 2015-07-16 | 2015-11-18 | 天津易点付网络科技有限公司 | Relay driving circuit |
| CN206742152U (en) * | 2017-05-16 | 2017-12-12 | 浙江商业职业技术学院 | A kind of relay drive circuit |
| CN207818467U (en) * | 2017-12-30 | 2018-09-04 | 广东思诺伟智能技术有限公司 | A switch drive circuit for a relay |
| CN108447734A (en) * | 2018-03-08 | 2018-08-24 | 厦门芯阳科技股份有限公司 | A highly reliable relay driving circuit and method |
| CN208638063U (en) * | 2018-08-10 | 2019-03-22 | 深圳市盛弘电气股份有限公司 | Electric automobile charging pile BMS power supply circuit and dual power supply switching circuit |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191011 |