CN113346601A - Intelligent switch control charging system and method - Google Patents
Intelligent switch control charging system and method Download PDFInfo
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- CN113346601A CN113346601A CN202110534928.8A CN202110534928A CN113346601A CN 113346601 A CN113346601 A CN 113346601A CN 202110534928 A CN202110534928 A CN 202110534928A CN 113346601 A CN113346601 A CN 113346601A
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000002955 isolation Methods 0.000 claims abstract description 48
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 38
- 239000010703 silicon Substances 0.000 claims abstract description 38
- 230000005856 abnormality Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
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Classifications
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- 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
- H02J7/04—Regulation of charging current or voltage
- H02J7/06—Regulation of charging current or voltage using discharge tubes or semiconductor devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/06—Circuits specially adapted for rendering non-conductive gas discharge tubes or equivalent semiconductor devices, e.g. thyratrons, thyristors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M5/257—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M5/2573—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
-
- 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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
An intelligent switch control charging system and a method thereof are provided, wherein the charging system comprises a silicon controlled module, an isolation transformer, a rectifier module, a gear switch control module, a main control module and a battery module. According to the intelligent switch control charging system and method, the charging gear is selected through the gear switch control module, the charging time is selected through the timing switch control module, and the battery module is charged through the silicon controlled module according to the charging gear and the charging time through the main control module. The transformer is controlled by the silicon controlled rectifier, and different voltage outputs can be met by only one primary winding, so that the circuit and the assembly are simplified; the gear switch control module does not need a large-current switch, so that the cost is saved. The invention has the advantages of high efficiency, energy saving, convenient and safe use and strong operability.
Description
Technical Field
The invention belongs to the field of power supplies, and particularly relates to an intelligent switch control charging system and method.
Background
With the development of technology, electronic devices are more and more, devices needing charging are increasingly increased, and the frequency of charging by users using mobile devices is increased. The output of the traditional storage battery charger on the general market mainly comprises a high-current switch, a timer, a transformer and a rectifying part, the output of the traditional storage battery charger can only control and switch a primary winding of the transformer through the high-current switch of a machine panel so as to change a coil winding of each gear to control charging output, and the technology has the following problems:
(1) the charger has very high requirements on the transformer;
(2) the number of primary windings of the charger is very large;
(3) the whole system of the charger is complicated in wiring;
(4) the requirements on the charger production process are very high.
In addition, a timer switch also has a technical bottleneck, and a large-current timer is basically not available in the current market, so that the development of a high-power charger is limited; and the cost of the heavy current switch and the timing switch is very high, which brings certain pressure to the cost control of the charger.
Disclosure of Invention
In order to overcome the defects of the prior art, one object of the present invention is to provide an intelligent switch control charging system, another object of the present invention is to provide an intelligent switch control charging method, and yet another object of the present invention is to provide an intelligent charger, in order to achieve the above objects, the present invention adopts the following technical scheme:
one aspect of the present invention provides an intelligent switch control charging system, including a silicon controlled module, an isolation transformer, a rectifier module, a gear switch control module, a main control module and a battery module, wherein:
the battery module is connected with the rectifying module, the rectifying module is connected with the isolation transformer, the isolation transformer is connected with the silicon controlled module, and the silicon controlled module is connected with an alternating current input;
the main control module is connected with the silicon controlled module and the gear switch control module;
the gear switch control module is used for selecting a charging gear and sending a charging gear signal to the main control module;
the main control module outputs gear control information to the silicon controlled module according to the charging gear signal;
the silicon controlled module outputs high-voltage alternating current to the isolation transformer according to the gear control information;
the isolation transformer is used for converting the high-voltage alternating current into low-voltage alternating current and outputting the low-voltage alternating current to the rectifying module;
the rectification module is used for converting the low-voltage alternating current into direct-current voltage to charge the battery module.
Preferably, the charging system further comprises an isolation driving module, the main control module is connected with the silicon controlled module through the isolation driving module, and the isolation driving module is used for transmitting the gear control information to the silicon controlled module in an isolation manner.
Preferably, the charging system further comprises a time switch control module, the time switch control module is connected with the main control module, the time switch control module is used for selecting timing time and transmitting a timing time signal to the main control module, the main control module outputs timing time control information to the silicon controlled rectifier module according to the timing time signal, and the silicon controlled rectifier module outputs low-voltage alternating current to the isolation transformer at regular time according to the timing time control information and the gear control information.
Preferably, the charging system further comprises a switch control module, the switch control module is connected with the main control module, the rectifying module is connected with the battery module through the switch control module, and the switch control module is used for rapidly switching on or switching off the output of the rectifying module.
Preferably, the main control module outputs a conduction angle signal to the silicon controlled module according to the charging gear signal, and the silicon controlled module outputs the high-voltage alternating current according to the conduction angle signal.
Preferably, the gear switch control module at least comprises two low-current switches, the gear switch control module selects the charging gear through the low-current switches and sends the charging gear signal to the main control module, and the main control module outputs gear control information to the silicon controlled rectifier module according to the charging gear signal.
Preferably, the main control module monitors the charging system in real time, and stops charging the battery module and performs error prompt when charging faults and abnormalities are found.
Another aspect of the present invention provides an intelligent switch control charging method, which is applied to the intelligent switch control charging system, and includes:
selecting a charging gear;
outputting high-voltage alternating current according to the charging gear;
converting the high-voltage alternating current into low-voltage alternating current;
and converting the low-voltage alternating current into low-voltage direct current to charge the battery module.
Preferably, the method further comprises:
selecting a timing time;
and outputting the high-voltage alternating current at fixed time according to the fixed time and the charging gear.
Preferably, the method comprises:
and when charging faults and abnormalities are found, stopping charging the battery module and carrying out error prompt.
The invention further provides an intelligent charger which comprises the intelligent switch control charging system.
According to the intelligent switch control charging system and method, the charging gear is selected through the gear switch control module, the charging time is selected through the timing switch control module, and the battery module is charged through the silicon controlled module according to the charging gear and the charging time through the main control module. According to the invention, different voltage outputs can be controlled only by one primary winding through the thyristor control transformer, so that the circuit and the assembly are simplified; the gear switch control module does not need a large-current switch, so that the cost is saved. The invention has the advantages of high efficiency, energy saving, convenient and safe use and strong operability.
Drawings
The various aspects of the present invention will become more apparent to the reader after reading the detailed description of the invention with reference to the attached drawings. Wherein:
fig. 1 is a system configuration diagram of an intelligent switch controlled charging system according to an embodiment of the present invention;
FIG. 2 is a schematic circuit diagram of an intelligent switch controlled charging system according to an embodiment of the present invention;
fig. 3 is a flowchart of a charging method controlled by an intelligent switch according to an embodiment of the present invention.
Description of reference numerals:
101: a silicon controlled module; 102: an isolation transformer; 103: a rectification module; 104: a switch control module; 105: an isolation drive module; 106: a gear switch control module; 107: a main control module; 108: a battery module; 109: and a timing switch control module.
Detailed Description
In order to make the disclosure more complete and complete, reference is made to the appended drawings and the following detailed description of the invention. However, it should be understood by those skilled in the art that the examples provided below are not intended to limit the scope of the present invention. In addition, the drawings are only for illustrative purposes and are not drawn to scale.
Specific embodiments of various aspects of the present invention are described in further detail below with reference to the accompanying drawings.
The first embodiment is as follows:
the present embodiment provides an intelligent switch control charging system, please refer to fig. 1 and fig. 2, the charging system includes a thyristor module 101, an isolation transformer 102, a rectifier module 103, a gear switch control module 106, a main control module 107, and a battery module 108, wherein:
the battery module 108 is connected with the rectifier module 103, the rectifier module 103 is connected with the isolation transformer 102, the isolation transformer 102 is connected with the thyristor module 101, and the thyristor module 101 is connected with an alternating current input;
the main control module 107 is connected with the silicon controlled module 101 and the gear switch control module 106;
the gear switch control module 106 is configured to select a charging gear and send a charging gear signal to the main control module 107;
the main control module 107 outputs gear control information to the thyristor module 101 according to the charging gear signal;
the thyristor module 101 outputs high-voltage alternating current to the isolation transformer 102 according to the gear control information; specifically, only one simple primary winding is needed to control the isolation transformer 102 through the thyristor module 101, so that different voltage outputs can be controlled, and the circuit and the whole assembly are greatly simplified compared with the traditional circuit;
the isolation transformer 102 is configured to convert the high-voltage alternating current into a low-voltage alternating current and output the low-voltage alternating current to the rectification module 103;
the rectifying module 103 is configured to convert the low-voltage ac into a dc voltage to charge the battery module 108.
In this embodiment, the charging system further includes an isolation driving module 105, the main control module 107 passes through the isolation driving module 105 with the silicon controlled module 101 is connected, the isolation driving module 105 is used for transmitting the gear control information output by the main control module 107 to the silicon controlled module 101 in an isolation manner, specifically, the isolation driving module 105 transmits the gear control information output by the main control module 107 to the silicon controlled module 101 in an isolation manner through an isolation driving optical coupler isolation drive.
In this embodiment, the charging system further includes a time switch control module 109, the time switch control module 109 is connected to the main control module 107, the time switch control module 109 is configured to select a time and transmit a time signal to the main control module 107, the main control module 107 outputs time control information to the thyristor module 101 according to the time signal, and the thyristor module 101 outputs low-voltage alternating current to the isolation transformer 102 according to the time control information and the gear control information.
In this embodiment, the charging system further includes a switch control module 104, the switch control module 104 is connected to the main control module 107, the rectifying module 103 is connected to the battery module 108 through the switch control module 104, and the switch control module 104 is configured to quickly turn on or turn off the output of the rectifying module 103. Specifically, the internal voltage is output through the switch control module 104 to charge the battery module 108, and if a fault occurs, the output can be controlled to be turned off rapidly and controllably so as to avoid an accident. Specifically, the main control module 107 controls the on/off of the switch control module 104, when the charging system is in a charging mode, the main control module 107 controls the switch control module 104 to be turned on, when the charging system is in an error state or a no-signal state, the main control module 107 controls the switch control module 104 to be turned off, and the rectifying module 103 stops charging the battery module 108.
In this embodiment, the main control module 107 outputs a conduction angle signal to the silicon controlled module 101 according to the charging gear signal, and the silicon controlled module 101 outputs the high-voltage alternating current according to the conduction angle signal. Specifically, the silicon controlled module 101 obtains a charging gear signal according to the conduction angle signal, and the silicon controlled module 101 outputs high-voltage alternating current of a corresponding gear to the isolation transformer 102 according to the charging gear signal.
In this embodiment, the gear switch control module 106 at least includes two low current switches, the gear switch control module 106 selects the charging gear through the low current switches and sends the charging gear signal to the main control module 107, and the main control module 107 outputs gear control information to the scr module 101 according to the charging gear signal.
In this embodiment, the main control module 107 monitors the charging system in real time, and when a charging fault and an abnormality are found, stops charging the battery module 108, and performs an error prompt. Specifically, main control module 107 receives in real time the gear signal that charges that gear switch control module 106 sent with time switch control module 109 sends the timing time signal, simultaneously battery module 108 passes through switch control module 104 to main control module feedback voltage and current signal, work as feedback voltage and current signal with gear switch control module 106's gear is inconsistent, main control module 107 control switch control module 104 closes, stops doing battery module 108 charges to through demonstration or bee calling organ suggestion mistake.
Example two:
the embodiment provides an intelligent switch control charging method, which is applied to the intelligent switch control charging system, please refer to fig. 3, and the charging method includes:
selecting a charging gear S1;
outputting high-voltage alternating current S2 according to the charging gear;
converting the high-voltage alternating current into low-voltage alternating current S3;
and converting the low-voltage alternating current into low-voltage direct current to charge the battery module S4.
In this embodiment, the intelligent switch control charging method further includes:
selecting a timing time;
and outputting high-voltage alternating current at fixed time according to the fixed time and the charging gear.
In this embodiment, the intelligent switch control charging method includes:
and when charging faults and abnormalities are found, stopping charging the battery module and carrying out error prompt.
Example three:
the present embodiment further specifically describes the charging process of the battery module to further illustrate the technical solution of the present invention.
(1) An alternating current input (mains supply AC) is connected into the controllable silicon module 101;
(2) the charging gear and the timing time are selected through the gear switch control module 106 and the timing switch control module 109;
(3) after receiving the charging gear signal and the timing time signal, the main control module 107 sends a gear control signal to the isolation driving module 105, the isolation driving module 105 transmits the gear control signal to the thyristor module 101 in an isolated manner, and the thyristor module 101 converts the alternating current input (mains supply AC) into corresponding high-voltage alternating current according to the gear control signal and inputs the high-voltage alternating current into the isolation transformer 102;
(4) once the input end of the isolation transformer 102 has voltage, the output end of the isolation transformer 102 rapidly induces low-voltage alternating current to output the low-voltage alternating current to the rectification module 103, the rectification module 103 rapidly converts the low-voltage alternating current into low-voltage direct current to output the low-voltage direct current to the switch control module 104, and the switch control module 104 outputs the low-voltage direct current to the battery module 108 to charge the battery module 108;
(5) in the charging process, the battery module 108 passes through the switch control module 104 to the main control module 107 feeds back voltage and current signals, the main control module 107 compares the feedback voltage and current signals with the charging gear signal, when the feedback voltage and current signals are inconsistent with the gear of the gear switch control module 106, the main control module 107 controls the switch control module 104 to close, stops charging the battery module 108, and prompts errors through display or a buzzer.
Example four:
the embodiment provides an intelligent charger which comprises the intelligent switch control charging system.
In this embodiment, the intelligent charger may be a high-frequency charger, and in other embodiments of the present invention, the intelligent charger may also be a low-frequency charger or a new energy charger.
In this embodiment, the intelligent charger may charge various types of lead-acid batteries and lithium batteries.
In this embodiment, the intelligent charger includes a thyristor module 101, an isolation transformer 102, a rectifier module 103, a gear switch control module 106, a main control module 107, and a battery module 108, where:
the battery module 108 is connected with the rectifier module 103, the rectifier module 103 is connected with the isolation transformer 102, the isolation transformer 102 is connected with the thyristor module 101, and the thyristor module 101 is connected with an alternating current input;
the main control module 107 is connected with the silicon controlled module 101 and the gear switch control module 106;
the gear switch control module 106 is configured to select a charging gear and send a charging gear signal to the main control module 107;
the main control module 107 outputs gear control information to the thyristor module 101 according to the charging gear signal;
the thyristor module 101 outputs high-voltage alternating current to the isolation transformer 102 according to the gear control information;
the isolation transformer 102 is configured to convert the high-voltage alternating current into a low-voltage alternating current and output the low-voltage alternating current to the rectification module 103;
the rectifying module 103 is configured to convert the low-voltage ac into a dc voltage to charge the battery module 108.
According to the intelligent switch control charging system and method, the charging gear is selected through the gear switch control module, the charging time is selected through the timing switch control module, and the battery module is charged through the silicon controlled module according to the charging gear and the charging time through the main control module. The invention can meet the requirement of controlling different voltage outputs by only one primary winding through the thyristor control transformer, thereby simplifying the circuit and the assembly. The gear switch control module does not need a large-current switch, so that the cost is saved. The invention has the advantages of high efficiency, energy saving, convenient and safe use and strong operability.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the invention and are not to be construed as limiting the embodiments of the present invention, and that various other changes and modifications may be made by those skilled in the art based on the above description. All documents mentioned in this application are incorporated by reference into this application as if each were individually incorporated by reference.
Claims (11)
1. The utility model provides an intelligence on-off control charging system, its characterized in that, charging system includes silicon controlled rectifier module, isolation transformer, rectifier module, gear switch control module, host system and battery module, wherein:
the battery module is connected with the rectifying module, the rectifying module is connected with the isolation transformer, the isolation transformer is connected with the silicon controlled module, and the silicon controlled module is connected with an alternating current input;
the main control module is connected with the silicon controlled module and the gear switch control module;
the gear switch control module is used for selecting a charging gear and sending a charging gear signal to the main control module;
the main control module outputs gear control information to the silicon controlled module according to the charging gear signal;
the silicon controlled module outputs high-voltage alternating current to the isolation transformer according to the gear control information;
the isolation transformer is used for converting the high-voltage alternating current into low-voltage alternating current and outputting the low-voltage alternating current to the rectifying module;
the rectification module is used for converting the low-voltage alternating current into direct-current voltage to charge the battery module.
2. The intelligent switch-controlled charging system according to claim 1, further comprising an isolation driving module, wherein the main control module is connected to the thyristor module through the isolation driving module, and the isolation driving module is configured to transmit the gear control information to the thyristor module in an isolated manner.
3. The intelligent switch-controlled charging system according to claim 1, further comprising a time switch control module, wherein the time switch control module is connected to the main control module, the time switch control module is configured to select a time and transmit a time signal to the main control module, the main control module outputs time control information to the scr module according to the time signal, and the scr module outputs low-voltage ac power to the isolation transformer according to the time control information and the gear control information at regular time.
4. The intelligent switch-controlled charging system according to claim 1, further comprising a switch control module, wherein the switch control module is connected to the main control module, the rectifying module is connected to the battery module through the switch control module, and the switch control module is configured to rapidly turn on or off an output of the rectifying module.
5. The intelligent switch-controlled charging system according to claim 1, wherein the main control module outputs a conduction angle signal to the silicon controlled module according to the charging gear signal, and the silicon controlled module outputs the high-voltage alternating current according to the conduction angle signal.
6. The intelligent switch-controlled charging system according to claim 1, wherein the gear switch control module comprises at least two low-current switches, the gear switch control module selects the charging gear through the low-current switches and sends the charging gear signal to the main control module, and the main control module outputs gear control information to the silicon controlled rectifier module according to the charging gear signal.
7. The intelligent switch-controlled charging system according to claim 1, wherein the main control module monitors the charging system in real time, and stops charging the battery module and gives an error prompt when a charging fault or abnormality is found.
8. An intelligent switch control charging method applied to the intelligent switch control charging system according to any one of claims 1 to 7, wherein the method comprises the following steps:
selecting a charging gear;
outputting high-voltage alternating current according to the charging gear;
converting the high-voltage alternating current into low-voltage alternating current;
and converting the low-voltage alternating current into low-voltage direct current to charge the battery module.
9. The intelligent switch-controlled charging method according to claim 8, further comprising:
selecting a timing time;
and outputting the high-voltage alternating current at fixed time according to the fixed time and the charging gear.
10. The intelligent switch-controlled charging method according to claim 8, characterized in that the method comprises:
and when charging faults and abnormalities are found, stopping charging the battery module and carrying out error prompt.
11. An intelligent charger, characterized by comprising the intelligent switch control charging system of any one of claims 1 to 7.
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|---|---|---|---|
| CN202110534928.8A CN113346601A (en) | 2021-05-17 | 2021-05-17 | Intelligent switch control charging system and method |
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| CN202110534928.8A CN113346601A (en) | 2021-05-17 | 2021-05-17 | Intelligent switch control charging system and method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201663469U (en) * | 2010-01-03 | 2010-12-01 | 无锡职业技术学院 | Electric vehicle safety charger with timing power-off function |
| CN203850903U (en) * | 2014-05-16 | 2014-09-24 | 上海宇帆电气有限公司 | Full-automatic intelligent charging machine for batteries of multiple types |
| CN205195307U (en) * | 2015-08-14 | 2016-04-27 | 厦门市戴尔乐电动车有限公司 | Take electric vehicle charger of gear that charges |
| CN206308516U (en) * | 2016-12-21 | 2017-07-07 | 广东好太太科技集团股份有限公司 | A kind of fan speed regulating circuit applied on electric clothes airing machine |
| CN109638936A (en) * | 2019-01-23 | 2019-04-16 | 上海广为美线电源电器有限公司 | Automatic charging system, method and medium |
-
2021
- 2021-05-17 CN CN202110534928.8A patent/CN113346601A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201663469U (en) * | 2010-01-03 | 2010-12-01 | 无锡职业技术学院 | Electric vehicle safety charger with timing power-off function |
| CN203850903U (en) * | 2014-05-16 | 2014-09-24 | 上海宇帆电气有限公司 | Full-automatic intelligent charging machine for batteries of multiple types |
| CN205195307U (en) * | 2015-08-14 | 2016-04-27 | 厦门市戴尔乐电动车有限公司 | Take electric vehicle charger of gear that charges |
| CN206308516U (en) * | 2016-12-21 | 2017-07-07 | 广东好太太科技集团股份有限公司 | A kind of fan speed regulating circuit applied on electric clothes airing machine |
| CN109638936A (en) * | 2019-01-23 | 2019-04-16 | 上海广为美线电源电器有限公司 | Automatic charging system, method and medium |
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Application publication date: 20210903 |
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