CN208544127U - It is a kind of to power off the bow system that charges that automatically resets - Google Patents
It is a kind of to power off the bow system that charges that automatically resets Download PDFInfo
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- CN208544127U CN208544127U CN201821086211.1U CN201821086211U CN208544127U CN 208544127 U CN208544127 U CN 208544127U CN 201821086211 U CN201821086211 U CN 201821086211U CN 208544127 U CN208544127 U CN 208544127U
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- 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
-
- 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
- Y02T90/14—Plug-in electric vehicles
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
It is a kind of to power off the bow system that charges that automatically resets, it is related to electric vehicle charging technical field.Including providing direct current main power source, the DC standby power of power supply for charging bow lift drive mechanism, automatic switching circuit is connected between the direct current main power source, DC standby power and charging bow lift drive mechanism, the automatic switching circuit is used in the power-off of direct current main power source, controls DC standby power to charging bow lift drive mechanism power supply.Charging disclosed by the utility model bow system cut-off automatically resets technology, DC standby power power supply can be automatically switched in the case where direct current main power source powers off, it solves in charging process if power grid powers off suddenly, charging bow will be unable to automatically reset, the problem of vehicle sails out of by force will lead to charging bow or pantograph is impaired, can only be parked in original place.
Description
Technical field
The utility model relates to electric vehicle charging technical fields, specially a kind of to power off the bow system that charges that automatically resets.
Background technique
The high-power charging of electric car is to shorten the charging time, improve car owner's charging consumption experience, solution charging coke
The New-type charge technology considering sense and proposing.High-power charging since the charging time is short, meet electric car course continuation mileage 400~
500 kilometers of quick benefit electricity requires, and substantially increases the consumption experience of car owner.
In high-power charging solution, charging bow because its interface versatility, the automation of charging process and obtain
To fast development.Charging bow is equipped with an extensible arm and contacts with car roof pantograph to be charged, when arm is unfolded
When, it can be connected at the top of the electric car pantograph parked, while this arm will be connected to power grid, fill automobile
Electricity.
But in the prior art, during the charging process if power grid powers off suddenly, charging bow will be unable to automatically reset, by
There is certain contact pressure between charging bow and pantograph, vehicle sails out of by force will lead to charging bow or pantograph is impaired.
Utility model content
The bow system that charges that automatically resets is powered off the purpose of the utility model is to provide a kind of, is powered off suddenly to solve power grid
When, the problem of vehicle can not sail out of.
Realizing the technical solution of above-mentioned purpose is: a kind of power-off automatically resets the bow system that charges, it is characterised in that: including for
Charging bow lift drive mechanism provides direct current main power source, the DC standby power of power supply, the direct current main power source, direct current standby electricity
It is connected with automatic switching circuit between source and charging bow lift drive mechanism, the automatic switching circuit is used in direct current main power source
When power-off, DC standby power is controlled to charging bow lift drive mechanism power supply.
The utility model has the beneficial effects that
Charging disclosed by the utility model bow system cut-off automatically resets technology, can be the case where direct current main power source powers off
Under automatically switch to DC standby power power supply, solve in charging process if power grid powers off suddenly, charging bow will be unable to from
It is dynamic to reset, the problem of vehicle sails out of by force will lead to charging bow or pantograph is impaired, can only be parked in original place.
Further, the DC standby power is using rechargeable battery or the input terminal of storage battery, DC standby power
220V AC power source is connected by power supply adaptor, it is standby to direct current by power supply adaptor in direct current main power source normal power supply
With power source charges, while to avoid overcharging, power supply adaptor had charging protection function.
Further, the automatic switching circuit include the first relay and connect with the coil of the first relay
One relay drive circuit, the normally opened contact connection charging bow lifting driving that the positive terminal of direct current main power source passes through the first relay
The positive terminal of mechanism, the normally-closed contact connection charging bow elevator drive machine that the positive terminal of DC standby power passes through the first relay
The negative pole end of lift drive mechanism is bent in the negative pole end connection charging of the positive terminal of structure, direct current main power source, DC standby power.
When normal work, the coil of the first relay is in attracting state under the driving of the first relay drive circuit,
The normally opened contact of first relay is closed, and direct current main power source is directly to charging bow lift drive mechanism power supply, when direct current main power source
When power-off, the coil losing electricity of the first relay, the normally-closed contact closure of the first relay is risen from DC standby power to charging bow
Driving mechanism power supply is dropped.
Further, first relay drive circuit includes two pole of protection for being attempted by the first relay coil both ends
Pipe VD1, the coil both ends of the first relay are connected to the output end of direct current main power source.
Further, the automatic switching circuit further includes the second relay and connect with the coil of the second relay
The negative pole end of second relay drive circuit, direct current main power source is driven by the normally opened contact connection charging bow lifting of the second relay
The negative pole end of motivation structure, the normally-closed contact connection charging bow lifting driving that the negative pole end of DC standby power passes through the second relay
The negative pole end of mechanism.
When normal work, the first relay, the second relay coil in the first relay drive circuit, the second relay
Driving circuit driving is lower to be in attracting state, the normally opened contact closure of the first relay, the second relay, and main power source is directly to filling
The power supply of pantograph lift drive mechanism, when the power-off of direct current main power source, the coil losing electricity of the first relay, the second relay, first
The normally-closed contact closure of relay, the second relay is powered from DC standby power to charging bow lift drive mechanism.
Further, second relay drive circuit includes two pole of protection for being attempted by the second relay coil both ends
Pipe VD2, the coil both ends of the second relay are connected to the output end of direct current main power source.
Further, the charging bow lift drive mechanism uses line handspike, and line handspike has been correspondingly connected with charging bow
Control unit, charging bow control unit and charging pile control unit communicate to connect.
Further, because DC standby power is in charge and discharge process, voltage can be centered on voltage rating by a small margin
The input voltage of variation, the charging bow control unit and charging bow lift drive mechanism is wide pressure input, the output of main power source
Voltage is within width pressure input voltage range.
Detailed description of the invention
Fig. 1 is the systematic schematic diagram of first embodiment；
Fig. 2 is the first embodiment schematic diagram of automatic switching circuit；
Fig. 3 is the second embodiment schematic diagram of automatic switching circuit；
Fig. 4 is the systematic schematic diagram of second embodiment.
Specific embodiment
As shown in Figure 1, charging bow system in the prior art includes, mechanism 1 is bent in lifting, lift drive mechanism 2 is bent in charging,
The charging power source circuit 3 being electrically connected with the conductive contact of lifting bow mechanism 1, the lifting powered for charging bow lift drive mechanism 2
Bend power circuit 4 and control unit 5.
Charging power source circuit 3 includes the first breaker 3.1, first the input contactor 3.2, the first power list being sequentially connected in series
First 3.3, first output contactor 3.4, control unit 5 inputted respectively with charging bow lift drive mechanism 2, first contactor 3.2,
First power cell 3.3, the connection of the first output contactor 3.4.
The main improvement of the utility model is lifting bow power circuit 4, lifting bow power supply electricity described in the utility model
Road 4 includes direct current main power source 4.1, DC standby power 4.2, automatic switching circuit 4.3, and charging bow lift drive mechanism 2 connects
In the output end of automatic switching circuit 4.3, the power end of control unit 5 is connected to charging bow lift drive mechanism 2 and automatic throwing
It cuts between circuit 4.3, direct current main power source 1, DC standby power 2 are connected to the input terminal of automatic switching circuit 4.3, automatically
Switching circuit 4.3 is used for when direct current main power source 1 powers off, control DC standby power 2 is supplied to charging bow lift drive mechanism 4
Electricity.
DC standby power 4.2 in the present embodiment using rechargeable battery or storage battery, DC standby power 4.2 it is defeated
Enter end by power supply adaptor 4.4 connect 220V AC power source, power supply adaptor 4.4 with cross charging protection function,.
Charging bow lift drive mechanism 2 in the present embodiment is that common line handspike is bent in existing lifting.
As shown in Fig. 2, the first embodiment of automatic switching circuit 4.3 described in the present embodiment: including the first relay
KA1 and the first relay drive circuit 9 connecting with the coil of the first relay KA1, the first relay drive circuit 9 include
It is attempted by the protection diode VD1 at the coil both ends of the first relay KA1, the coil both ends of the first relay KA1 are connected to directly
Flow the output end of main power source 1.
The positive terminal of direct current main power source 4.1 is driven by the normally opened contact KA1-1 connection charging bow lifting of the first relay KA1
The positive terminal of the positive terminal of motivation structure 4, DC standby power 4.2 is filled by the normally-closed contact KA1-2 connection of the first relay KA1
The positive terminal of pantograph lift drive mechanism 2, the negative pole end connection charging bow lifting of direct current main power source 4.1, DC standby power 4.2
The negative pole end of driving mechanism 2.
When normal work, direct current main power source 4.1 and DC standby power 4.22 access 220V AC power source, direct current standby electricity
Source 4.2 is charged by power supply adaptor 4.4, automatic to disconnect after being full of.Charging bow lift drive mechanism 2 passes through direct current master at this time
Power supply 4.1 power, the coil of the first relay KA1 under the driving of the first relay drive circuit 9 be in attracting state, first
The normally opened contact of relay KA1 is closed, and when the charge request that control unit 5 issues, control charging bow lift drive mechanism 2 is driven
Dynamic lifting bow mechanism 1 drop bow, charges with electric vehicle contact start, and the driving of lift drive mechanism 2 of charging bow rises after charging complete
Jiang Gong mechanism 1 resets.
When direct current main power source 4.1 powers off, the coil losing electricity of the first relay KA1, the normally-closed contact of the first relay KA1
Closure is powered from DC standby power 4.2 to charging bow lift drive mechanism 2 and control unit 5.
As shown in figure 3, the second embodiment of automatic switching circuit 3 described in the present embodiment increases with respect to first embodiment
The second relay drive circuit 10 for having added the second relay KA2 and having been connect with the coil of the second relay KA2, the second relay
Device driving circuit 10 includes the protection diode VD2 for being attempted by the coil both ends of the second relay KA2, the second relay KA2's
Coil both ends are connected to the output end of direct current main power source 1.
The negative pole end of direct current main power source 4.1 is driven by the normally opened contact KA2-1 connection charging bow lifting of the second relay KA2
The negative pole end of the negative pole end of motivation structure 2, DC standby power 4.2 is filled by the normally-closed contact KA2-2 connection of the second relay KA2
The negative pole end of pantograph lift drive mechanism 2.
When normal work, the first relay KA1, the second relay KA2 coil in the first relay drive circuit 9,
The driving of two relay drive circuits 10 is lower to be in attracting state, the normally opened contact of the first relay KA1, the second relay KA2
KA1-1, KA2-1 closure, main power source direct 4.1 are powered to charging bow lift drive mechanism 2, when direct current main power source 4.1 powers off,
The coil losing electricity of first relay KA1, the second relay KA2, the normally-closed contact of the first relay KA1, the second relay KA2
KA1-2, KA2-2 closure are powered from DC standby power 4.2 to charging bow lift drive mechanism 2.
Second embodiment
As shown in figure 4, second embodiment example is relative to the difference of first embodiment: charging power source circuit can be direct
It is powered using conductive contact electricity of the existing charging pile to lifting bow mechanism, charging pile 7 includes the second open circuit being sequentially connected in series
Device 7.1, second inputs contactor 7.2, the second power cell 7.3, the second output contactor 7.4 and inputs for controlling second
The charging pile control unit 7.5 of contactor 7.2, the second power cell 7.3, the second output contactor 7.4.
Charging bow lift drive mechanism 2 has been correspondingly connected with lifting bow control unit 2.1, the electricity of lifting bow control unit 2.1
Source is connected to the output end of automatic switching circuit 4.3 and communicates to connect between charging pile control unit 7.5.Work as charging pile
After control unit 7.5 receives charging instruction, pass through the lifting bow control control charging bow lift drive mechanism 2 of control unit 2.1
Driving lifting bow mechanism 1 drop bow, charges with electric vehicle contact start.
Claims (8)
- The bow system that charges 1. a kind of power-off automatically resets, it is characterised in that: including providing power supply for charging bow lift drive mechanism Direct current main power source, DC standby power, the direct current main power source, DC standby power and charging bow lift drive mechanism between Be connected with automatic switching circuit, the automatic switching circuit is used in the power-off of direct current main power source, control DC standby power to Charging bow lift drive mechanism power supply.
- The bow system that charges 2. a kind of power-off according to claim 1 automatically resets, it is characterised in that: the direct current standby electricity Source, which uses, rechargeable battery or storage battery, the input terminal of DC standby power pass through power supply adaptor and connect 220V AC power source.
- The bow system that charges 3. a kind of power-off according to claim 1 automatically resets, it is characterised in that: the automatic switching electricity Road includes the first relay and the first relay drive circuit for connecting with the coil of the first relay, and direct current main power source is just The positive terminal of the extreme normally opened contact connection charging bow lift drive mechanism by the first relay, the anode of DC standby power By the positive terminal of the normally-closed contact connection charging bow lift drive mechanism of the first relay, direct current main power source, direct current are spare at end The negative pole end of the negative pole end connection charging bow lift drive mechanism of power supply.
- The bow system that charges 4. a kind of power-off according to claim 3 automatically resets, it is characterised in that: first relay Driving circuit includes the protection diode VD1 for being attempted by the first relay coil both ends, the coil both ends connection of the first relay In the output end of direct current main power source.
- The bow system that charges 5. a kind of power-off according to claim 3 automatically resets, it is characterised in that: the automatic switching electricity Road further includes the second relay and the second relay drive circuit for connecting with the coil of the second relay, direct current main power source Negative pole end bends the negative pole end of lift drive mechanism by the normally opened contact connection charging of the second relay, and DC standby power is born The negative pole end of the extreme normally-closed contact connection charging bow lift drive mechanism by the second relay.
- The bow system that charges 6. a kind of power-off according to claim 5 automatically resets, it is characterised in that: second relay Driving circuit includes the protection diode VD2 for being attempted by the second relay coil both ends, the coil both ends connection of the second relay In the output end of direct current main power source.
- The bow system that charges 7. a kind of power-off according to claim 1 automatically resets, it is characterised in that: the charging bow lifting Driving mechanism uses line handspike, and line handspike has been correspondingly connected with charging bow control unit, charging bow control unit and charging pile Control unit communication connection.
- 8. a kind of power-off according to claim 7 automatically resets the bow system that charges, it is characterised in that: described control unit and The input voltage of charging bow lift drive mechanism is wide pressure input, the output voltage of main power source width pressure input voltage range it It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821086211.1U CN208544127U (en) | 2018-07-10 | 2018-07-10 | It is a kind of to power off the bow system that charges that automatically resets |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821086211.1U CN208544127U (en) | 2018-07-10 | 2018-07-10 | It is a kind of to power off the bow system that charges that automatically resets |
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| Publication Number | Publication Date |
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| CN208544127U true CN208544127U (en) | 2019-02-26 |
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| CN201821086211.1U Active CN208544127U (en) | 2018-07-10 | 2018-07-10 | It is a kind of to power off the bow system that charges that automatically resets |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749634A (en) * | 2018-07-10 | 2018-11-06 | 国充充电科技江苏股份有限公司 | It is a kind of to power off the charging bow system that automatically resets |
-
2018
- 2018-07-10 CN CN201821086211.1U patent/CN208544127U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749634A (en) * | 2018-07-10 | 2018-11-06 | 国充充电科技江苏股份有限公司 | It is a kind of to power off the charging bow system that automatically resets |
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