CN214874321U - 220V anti-charging drum charger for electric vehicle - Google Patents
220V anti-charging drum charger for electric vehicle Download PDFInfo
- Publication number
- CN214874321U CN214874321U CN202121270662.2U CN202121270662U CN214874321U CN 214874321 U CN214874321 U CN 214874321U CN 202121270662 U CN202121270662 U CN 202121270662U CN 214874321 U CN214874321 U CN 214874321U
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- Prior art keywords
- switch
- charging
- drum charger
- temperature
- relay
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a 220V anti-charging drum charger of an electric vehicle, which comprises a charging basic circuit, a starting switch K-2, a relay switch K-1, a temperature switch K3, an LM324 operational amplifier and an eighth-pin triode Q without output voltage; the charging circuit is characterized in that a starting switch K-2, a relay switch K-1, a temperature switch K3, an LM324 operational amplifier and an eighth-pin output-voltage-free triode Q are connected in series on the charging basic circuit, and the starting switch K-2 and the relay switch K-1 are connected in parallel. This 220V prevents filling drum charger of electric motor car has added the three switch of start-up and detection part, and is with low costs, and easy operation has reduced a lot of unnecessary losses and also has the accident.
Description
Technical Field
The utility model relates to a charger technical field specifically is an electric motor car 220V prevents filling drum charger.
Background
In the use process of the existing electric vehicle charger, a battery is easily charged and bulged when discharging at a large current or charging at a high ambient temperature, a lithium battery is easily exploded and ignited, and the service life of the battery is shortened, so that the 220V anti-bulge charger for the electric vehicle is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric motor car 220V prevents filling drum charger to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: A220V anti-charging drum charger for an electric vehicle comprises a charging basic circuit, a starting switch K-2, a relay switch K-1, a temperature switch K3, an LM324 operational amplifier and an eighth-pin output-voltage-free triode Q; the charging base circuit is connected with a starting switch K-2, a relay switch K-1, a temperature switch K3, an LM324 operational amplifier and an eighth-pin output-voltage-free triode Q in series, and the starting switch K-2 and the relay switch K-1 are connected in parallel.
Preferably, the charging base circuit is connected to a 220V power supply.
Preferably, the K-2 is an unlocking switch.
Preferably, the critical current of the relay switch K-1 is 0.3A.
Preferably, the temperature switch K-3 is a normally closed switch and is attached to the battery, and the temperature switch K-3 is connected in series in a charging wire.
The utility model provides an electric motor car 220V prevents filling drum charger possesses following beneficial effect: three switches of a starting part and a detection part are added, so that the cost is low, the operation is simple, and a lot of unnecessary loss and accidents are reduced; under the conditions of full charge and over-high temperature, the charger automatically cuts off 220V power and does not charge any more, thereby preventing the battery from being charged.
Drawings
Fig. 1 is the utility model discloses a 220V of electric motor car prevents filling the circuit structure schematic diagram of drum charger.
Detailed Description
As shown in FIG. 1, the 220V anti-charging drum charger for the electric vehicle comprises a charging basic circuit, a starting switch K-2, a relay switch K-1, a temperature switch K-3, an LM324 operational amplifier and an eighth-pin output-voltage-free triode Q; the charging circuit is characterized in that a starting switch K-2, a relay switch K-1, a temperature switch K-3, an LM324 operational amplifier and an eighth-pin triode Q without output voltage are connected in series on a charging basic circuit, the starting switch K-2 and the relay switch K-1 are connected in parallel, the charging basic circuit is connected with a 220V power supply, the K-2 is an unlocking switch, the critical current of the pull-in of the relay switch K-1 is 0.3A, the temperature switch K-3 is a normally closed switch and is attached to a battery, and the temperature switch K-3 is connected in series in a charging wire.
The charger detects that the relay switch is attracted to start working when meeting the condition, the battery is fully charged and automatically disconnected by 220V, the charger presses the starting switch K-2, the charger detects that the relay K-1 attracts the charger to work when the current is more than 0.3A, the control part controls Q to be switched on by the eighth pin output voltage after the internal LM324 detects the preset charging current, the relay switch attracts, the charger normally works, the LM324 eighth pin triode Q without output voltage is switched off after the preset current is charged, the relay switch is disconnected by 220V, and the charging is finished; the temperature detection part is established ties in the charging wire by temperature switch, and temperature switch K3 pastes on the battery, and when the temperature exceeded preset temperature switch disconnection, charging current was zero, and no output voltage triode Q of inside LM324 eighth foot was ended, and the relay switch disconnection cuts off 220V, and the outage also can not be recharged even the temperature drops.
Claims (5)
1. A220V anti-charging drum charger for an electric vehicle comprises a charging basic circuit, a starting switch K-2, a relay switch K-1, a temperature switch K3, an LM324 operational amplifier and an eighth-pin output-voltage-free triode Q; the charging circuit is characterized in that a starting switch K-2, a relay switch K-1, a temperature switch K3, an LM324 operational amplifier and an eighth-pin output-voltage-free triode Q are connected in series on the charging basic circuit, and the starting switch K-2 and the relay switch K-1 are connected in parallel.
2. The 220V anti-charging drum charger according to claim 1, wherein the charging base circuit is connected to a 220V power supply.
3. The 220V anti-charging drum charger according to claim 1, wherein K-2 is an unlocking switch.
4. The 220V anti-charging drum charger according to claim 1, wherein the critical current of the relay switch K-1 is 0.3A.
5. The 220V anti-charging-drum charger according to claim 4, wherein the temperature switch K-3 is a normally closed switch attached to the battery, and the temperature switch K-3 is connected in series in a charging line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121270662.2U CN214874321U (en) | 2021-06-07 | 2021-06-07 | 220V anti-charging drum charger for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121270662.2U CN214874321U (en) | 2021-06-07 | 2021-06-07 | 220V anti-charging drum charger for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214874321U true CN214874321U (en) | 2021-11-26 |
Family
ID=78903620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121270662.2U Active CN214874321U (en) | 2021-06-07 | 2021-06-07 | 220V anti-charging drum charger for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214874321U (en) |
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2021
- 2021-06-07 CN CN202121270662.2U patent/CN214874321U/en active Active
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