CN111376765A - Self-reset control circuit after emergency stop and cut-off of charging pile and use method thereof - Google Patents
Self-reset control circuit after emergency stop and cut-off of charging pile and use method thereof Download PDFInfo
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- CN111376765A CN111376765A CN201811615321.7A CN201811615321A CN111376765A CN 111376765 A CN111376765 A CN 111376765A CN 201811615321 A CN201811615321 A CN 201811615321A CN 111376765 A CN111376765 A CN 111376765A
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- emergency stop
- coil
- contactor
- charging pile
- intermediate relay
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- 238000000034 method Methods 0.000 title claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007726 management method Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
-
- 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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the technical field of charging piles, in particular to a self-resetting control circuit after emergency stop and cut-off of a charging pile, which comprises an emergency stop button, a first intermediate relay, a second intermediate relay and a contactor, one end of the emergency stop button is connected with the positive electrode of the external power supply, the other end of the emergency stop button is connected with the coil of the intermediate relay II and then grounded, one end of the coil of the first intermediate relay is connected with the anode of an external power supply, the other end of the coil of the first intermediate relay is connected with the control port of the main control board of the charging pile, the normally open contact of the first intermediate relay is connected with an external commercial power and then connected with one end of a coil of the contactor, the other end of the coil of the contactor is connected with the normally closed contact of the second intermediate relay and then connected with a commercial power N line, the main loop contact of the contactor is connected in series in the main loop of the charging pile, after the emergency stop is pressed down, the on-site power-on of operation and maintenance personnel is not needed, and the emergency stop can be reset after the power failure only by screwing out the emergency stop by a client.
Description
Technical Field
The invention relates to the technical field of charging piles, in particular to a self-resetting control circuit after emergency stop and cut-off of a charging pile.
Background
At present, domestic electric pile of filling is to emergency stop control, it presses to require emergency stop, input power supply disconnection, emergency stop tripping mostly is moulded case circuit breaker, unable automatic re-setting after moulded case circuit breaker (only add the dropout annex) tripping, the event fills the inside ac contactor that increases of electric pile, but normal state contactor software and hardware can't simultaneous control, software control mainly is the actuation action, hardware control mainly is emergency stop tripping operation, emergency stop button mainly is the tripping of hardware part, but after in order to satisfy the tripping, the software is to filling the recovery of electric pile power supply, the event designs this kind of electric principle, can automatic re-setting after being used for emergency stop tripping.
Disclosure of Invention
The invention aims to provide a self-reset control circuit after the charging pile is cut off in an emergency stop, and the self-reset control circuit is used for solving the problem that the charging pile cannot be automatically reset after the charging pile is cut off in the emergency stop in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a fill electric pile emergency stop from reset control circuit after cutting off, includes emergency stop button, auxiliary relay one, auxiliary relay two and contactor, the positive pole of external power source is connected to the one end of emergency stop button, and the other end of emergency stop button is connected the coil back ground connection of auxiliary relay two, the positive pole of external power source is connected to the coil one end of auxiliary relay one, and the main control board control port of electric pile is filled in the other end connection, the normally open contact of auxiliary relay one connects the coil one end of contactor after the outside commercial power, and the coil other end of contactor connects the normally closed contact of auxiliary relay two and then connects the commercial power N line, and the main loop contact of contactor is established ties in the main loop of filling electric pile.
Preferably, the external power source is a DC12V power source.
Preferably, the external commercial power is an AC220V power supply.
In order to achieve the above purpose, the invention also provides the following technical scheme: the use method of the self-reset control circuit after the charging pile is cut off in emergency stop comprises the following steps:
(1) when the charging pile is in a normal state, the emergency stop is in a suspended state, and the main control board outputs a com low-level signal;
(2) a coil of the first intermediate relay is electrified, a normally open contact of the first intermediate relay is closed, and the charging pile system can be normally operated;
(3) when an abnormal state occurs, pressing down the emergency stop, and changing the state of an emergency stop starting point;
(4) a coil of the intermediate relay II is electrified, a normally closed contact of the intermediate relay II is subjected to state change, two ends of the coil of the contactor are powered off, and the contactor is disconnected;
(5) after the discharge is unusual, will scram the button and unscrew, the coil of auxiliary relay two loses the electricity, and the state contact becomes the normal close point again, realizes the management and control to the contactor, controls the main control board delivery outlet for the coil gets electric, and the contactor actuation fills electric pile and resumes the power supply then, carries out subsequent work of charging.
Compared with the prior art, the invention has the beneficial effects that: the control is realized in such a way, after the emergency stop is pressed down, the operation and maintenance personnel do not need to be electrified on site, and the emergency stop can be reset after the power failure only by speaking the emergency stop to rotate out;
KA1 is a software-controlled intermediate relay, KA2 is an emergency stop hardware part-controlled intermediate relay, emergency stop is performed, KA2 acts, a contactor coil does not have AC220V power supply, the contactor is disconnected, a control port of a main control board outputs COM low-level signals, KA1 acts, and the contactor is closed. The simultaneous control of the software and the hardware to the front-section power supply is integrally realized.
Drawings
Fig. 1 is a schematic circuit diagram of the present invention.
In the figure: 1. an emergency stop button; 2. a first intermediate relay; 3. a second intermediate relay; 4. a contactor is provided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a fill electric pile emergency stop from reset control circuit after cutting off, includes emergency stop button 1, auxiliary relay 2, auxiliary relay two 3 and contactor 4, the positive pole of external power source is connected to emergency stop button 1's one end, and the other end of emergency stop button 1 is connected behind the coil of auxiliary relay two 3 and is grounded, the positive pole of external power source is connected to auxiliary relay 2's coil one end, and the main control board control port of electric pile is filled in the other end connection, the normally open contact of auxiliary relay 2 connects the coil one end of contactor 4 behind the outside commercial power, and the coil other end of contactor 4 connects behind the normally closed contact of auxiliary relay two 3 and connects the commercial power N line, and the main loop contact series connection of contactor 4 fills in the main loop of electric pile.
The external power supply is a DC12V power supply, or the relay control voltage can be replaced according to the external power supply condition.
The external commercial power is an AC220V power supply.
The use method of the self-reset control circuit after the charging pile is cut off in emergency stop comprises the following steps:
(1) when the charging pile is in a normal state, the emergency stop is in a suspended state, and the main control board outputs a com low-level signal;
(2) the coil of the intermediate relay I2 is electrified, the normally open contact of the intermediate relay I2 is closed, and the charging pile system can be normally operated;
(3) when an abnormal state occurs, pressing down the emergency stop, and changing the state of an emergency stop starting point;
(4) a coil of the intermediate relay II 3 is electrified, a normally closed contact of the intermediate relay II 3 is subjected to state change, two ends of the coil of the contactor 4 are powered off, and the contactor 4 is disconnected;
(5) after the discharge is unusual, will scram button 1 back of screwing out, the coil of auxiliary relay two 3 loses the electricity, and the state contact becomes the normal close point again, realizes the management and control to the contactor, and control main control board delivery outlet for the coil is electrified, and the contactor actuation fills electric pile and resumes the power supply then, carries out subsequent work of charging.
According to the technical scheme, when the charging pile is in a normal state, the emergency stop is in a suspended state, the main control board outputs a com low-level signal, the coil of the KA1 intermediate relay is electrified, the normally open contact is closed, and the charging pile system can be normally operated; when an abnormal state occurs, the emergency stop is pressed down, the emergency stop opening point is subjected to state change, the coil of the KA2 intermediate relay is electrified, the state change of the KA2 normally closed contact is carried out, the two ends of the coil of the contactor 4 are powered off, and the contactor 4 is disconnected; at the moment, the contactor 4 is out of control by software, if the contactor is not normally screwed out due to sudden stop, the charging pile cannot be normally started no matter what the port state of the main control board is; at the moment, only the customer needs to screw out the emergency stop button 1, the KA2 coil loses power, the state contact is changed into a normally closed point again, the software is started, the KA1 is attracted, the charging pile is powered on, and subsequent charging work can be carried out.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a fill electric pile scram and cut off back from reset control circuit which characterized in that: including emergency stop button, auxiliary relay one, auxiliary relay two and contactor, the anodal of external power source is connected to the one end of emergency stop button, and ground connection behind the coil of auxiliary relay two is connected to the other end of emergency stop button, the anodal of external power source is connected to the coil one end of auxiliary relay one, and the main control board control port that fills electric pile is connected to the other end, the normally open contact of auxiliary relay one connects the coil one end of contactor after connecting outside commercial power, connects the commercial power N line behind the normally closed contact of auxiliary relay two is connected to the coil other end of contactor, and the main circuit contact series connection of contactor is in the main loop that fills electric pile.
2. The self-reset control circuit after the charging pile is cut off in emergency stop according to claim 1, characterized in that: the external power supply is a DC12V power supply.
3. The self-reset control circuit after the charging pile is cut off in emergency stop according to claim 1, characterized in that: the external commercial power is an AC220V power supply.
4. The use method of the self-reset control circuit after the emergency stop and the cut-off of the charging pile is characterized by comprising the following steps: the method comprises the following steps:
(1) when the charging pile is in a normal state, the emergency stop is in a suspended state, and the main control board outputs a com low-level signal;
(2) a coil of the first intermediate relay is electrified, a normally open contact of the first intermediate relay is closed, and the charging pile system can be normally operated;
(3) when an abnormal state occurs, pressing down the emergency stop, and changing the state of an emergency stop starting point;
(4) a coil of the intermediate relay II is electrified, a normally closed contact of the intermediate relay II is subjected to state change, two ends of the coil of the contactor are powered off, and the contactor is disconnected;
(5) after the discharge is unusual, will scram the button and unscrew, the coil of auxiliary relay two loses the electricity, and the state contact becomes the normal close point again, realizes the management and control to the contactor, controls the main control board delivery outlet for the coil gets electric, and the contactor actuation fills electric pile and resumes the power supply then, carries out subsequent work of charging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615321.7A CN111376765B (en) | 2018-12-27 | 2018-12-27 | Self-resetting control circuit for charging pile after emergency stop and cut-off and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615321.7A CN111376765B (en) | 2018-12-27 | 2018-12-27 | Self-resetting control circuit for charging pile after emergency stop and cut-off and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111376765A true CN111376765A (en) | 2020-07-07 |
| CN111376765B CN111376765B (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811615321.7A Active CN111376765B (en) | 2018-12-27 | 2018-12-27 | Self-resetting control circuit for charging pile after emergency stop and cut-off and use method thereof |
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| Country | Link |
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| CN (1) | CN111376765B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04128000A (en) * | 1990-09-20 | 1992-04-28 | Orii:Kk | Emergency stop output controller for transfer line for press working |
| US20020195883A1 (en) * | 2001-04-19 | 2002-12-26 | Lazzaro Vince J. | Remotely actuated, circuit testing emergency stop apparatus and method |
| CN204145041U (en) * | 2014-11-12 | 2015-02-04 | 四川华神新能源设备有限公司 | The pile body device of Intelligent charging spot |
| CN206075116U (en) * | 2016-08-29 | 2017-04-05 | 湖南晓光汽车模具有限公司 | Lathe jerk control circuit and lathe |
| CN106683945A (en) * | 2017-01-04 | 2017-05-17 | 沈阳东软医疗系统有限公司 | Emergency stop control system and control method therefor |
| CN206431476U (en) * | 2017-01-23 | 2017-08-22 | 北京佰能电气技术有限公司 | A kind of exigency stop system of slab burn off line |
| CN206493857U (en) * | 2017-02-28 | 2017-09-15 | 深圳市快充王科技有限公司 | A kind of alternating-current charging pile based on Homeplug |
-
2018
- 2018-12-27 CN CN201811615321.7A patent/CN111376765B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04128000A (en) * | 1990-09-20 | 1992-04-28 | Orii:Kk | Emergency stop output controller for transfer line for press working |
| US20020195883A1 (en) * | 2001-04-19 | 2002-12-26 | Lazzaro Vince J. | Remotely actuated, circuit testing emergency stop apparatus and method |
| CN204145041U (en) * | 2014-11-12 | 2015-02-04 | 四川华神新能源设备有限公司 | The pile body device of Intelligent charging spot |
| CN206075116U (en) * | 2016-08-29 | 2017-04-05 | 湖南晓光汽车模具有限公司 | Lathe jerk control circuit and lathe |
| CN106683945A (en) * | 2017-01-04 | 2017-05-17 | 沈阳东软医疗系统有限公司 | Emergency stop control system and control method therefor |
| CN206431476U (en) * | 2017-01-23 | 2017-08-22 | 北京佰能电气技术有限公司 | A kind of exigency stop system of slab burn off line |
| CN206493857U (en) * | 2017-02-28 | 2017-09-15 | 深圳市快充王科技有限公司 | A kind of alternating-current charging pile based on Homeplug |
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|---|---|
| CN111376765B (en) | 2024-01-23 |
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Address after: 213000 room 149, 18 Xinya Road, Wujin national hi tech Industrial Development Zone, Changzhou, Jiangsu Applicant after: Wanbang Digital Energy Co.,Ltd. Address before: 213000 room 149, 18 Xinya Road, Wujin national hi tech Industrial Development Zone, Changzhou, Jiangsu Applicant before: JIANGSU WANBANGDEHE NEW ENERGY TECHNOLOGY Co.,Ltd. |
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