CN205178605U - Alternating -current charging stake with filtering and protective structure - Google Patents
Alternating -current charging stake with filtering and protective structure Download PDFInfo
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- CN205178605U CN205178605U CN201520509771.3U CN201520509771U CN205178605U CN 205178605 U CN205178605 U CN 205178605U CN 201520509771 U CN201520509771 U CN 201520509771U CN 205178605 U CN205178605 U CN 205178605U
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Abstract
The utility model provides an alternating -current charging stake with filtering and protective structure, the intelligent cabinet temperature adjusting device comprises a cabinet body, the interior charging circuit who locates the cabinet body with be used for inserting by the transmission of electricity interface of battery charging outfit, charging circuit is five line structures of three -phase, every phase line of three phase line has connected gradually manual alternating current switch, an alternating current contactor, the inlet wire reactor, be qualified for the next round of competitions the reactor with the transmission of electricity interface the first ploe post, every phase line inlet wire reactor and arbitrary one end that all is connected to a third reactor between the reactor of being qualified for the next round of competitions on the road, the other one end of this every third reactor is connected to the one end of a condenser, the other end of every condenser all links together, connect gradually to ac contactor's controller after arbitrary phase line branch of triple line, temperature switch, the third utmost point post of emergency switch and transmission of electricity interface. The benefit lies in: 1 )Can discern the dead -weight capacity that the stake of charging can provide, 2 )Realize the wave filter function, reduce the pollution of battery charging outfit to the electric wire netting, 3 )The charge electric shock protection that prevents of an output of realization.
Description
[technical field]
The utility model relates to charging technique field, particularly relates to a kind of alternating-current charging pile with filtering and safeguard structure for electric motor car.
[background technology]
Development of Electric Vehicles is swift and violent in recent years, has also driven the popularization and application of its supporting electrically-charging equipment simultaneously, and at present, the charging general charging pile that uses in electric automobile vehicle mounted electric pond is as charging device.Existing charging pile is divided into alternating-current charging pile and direct-current charging post two kinds, and user can select different charging piles according to the total capacity of its different automobile types or on-vehicle battery.Wherein, the Vehicular charger that alternating-current charging pile is electric automobile provides alternating current, and Vehicular charger is converted to direct current again to charging on-vehicle battery.
Although existing alternating-current charging pile and direct-current charging post technology all very ripe, the single phase alternating current (A.C.) charging pile of alternating-current charging pile major part to be power be below 10kw, is not suitable for high-power benefit charging electric car.If realize high-power charging, then need ac plug and the socket of developing separately larger through-current capability.
In addition, existing alternating-current charging pile only provides the switching of alternating current, any process is not done to load current, the harmonic wave produced in charging process directly can form severe contamination to electrical network, particularly for when utilizing the reverse rectification function of motor driver to realize the scheme to charging electric vehicle, its harmonic wave produced is larger to electric network pollution.Finally, also having some charging schemes, such as, directly with giving vehicle-mounted DC-DC input after rectifier bridge rectification, also can cause very large harmonic pollution to electrical network.After some charging pile supplier recognizes above-mentioned defect, add source filter usually can to the input exchanging stake, but the cost of this kind of mode is too high, is not suitable for producing in enormous quantities, is also not easy to promote the use of.
In view of above drawback, be necessary in fact to provide a kind of alternating-current charging pile with filtering and safeguard structure to overcome the deficiencies in the prior art.
[utility model content]
The purpose of this utility model is to provide that a kind of design concept is ingenious, cost of manufacture is low, have the alternating-current charging pile of filtering and safeguard structure simultaneously.
To achieve these goals, the utility model provides a kind of alternating-current charging pile with filtering and safeguard structure, adopt three phase supply, this charging pile comprises a cabinet, inside be located at cabinet charging circuit and for insert by the transmission of electricity interface of charging device, wherein, transmission of electricity interface comprises the first pole, second pole and the 3rd pole, described charging circuit is Three-phase five-wire structure, wherein every phase line of three-phase line is connected with manual alternating-current switch in turn, A.C. contactor, reactor, first pole of outlet reactor and transmission of electricity interface, reactor on described every phase circuit and any point between outlet reactor are all connected to one end of one the 3rd reactor, other one end of this each 3rd reactor is connected to one end of a capacitor, the other end of each capacitor all links together, the controller of A.C. contactor is connected to successively after arbitrary phase line branch of described triple line, temperature switch, 3rd pole of emergency switch and transmission of electricity interface.
The one as the utility model with the alternating-current charging pile of filtering and safeguard structure is improved, and described second pole comprises two probes, is in series with a detection resistance between two probes.
The one as the utility model with the alternating-current charging pile of filtering and safeguard structure is improved, and the 4th line in described Three-phase five-wire structure is zero line, and the 5th line is connected on charging pile cabinet.
The one as the utility model with the alternating-current charging pile of filtering and safeguard structure is improved, the free end of described 3rd pole and first and second pole is not on same horizontal plane, and to when being inserted to by charging device, the 3rd pole is later than other poles and connects and contact with by the conducting strip on the socket of charging device.
The one as the utility model with the alternating-current charging pile of filtering and safeguard structure is improved, when transmit electricity interface insert by fill device is arranged socket time, the preferential electrical contact of first and second pole, along with the increase of insertion depth, 3rd pole just realizes electrical contact, when the 3rd pole electrical contact, the branch road conducting at the controller place of A.C. contactor, controller just can control three-phase line conducting and realize charging.
The one as the utility model with the alternating-current charging pile of filtering and safeguard structure is improved, when transmit electricity interface extract by fill device is arranged socket time, 3rd pole preferentially disconnects electrical connection, now, the branch road not conducting at the controller place of A.C. contactor, controller just can control three-phase line conducting and realize power-off.
The one as the utility model with the alternating-current charging pile of filtering and safeguard structure is improved, and the large I of described detection resistance allows the peak load provided to set according to charging pile.
The one as the utility model with the alternating-current charging pile of filtering and safeguard structure is improved, and described transmission of electricity interface can be designed to cradle or charging gun exports.
Compared with prior art, the benefit that the alternating-current charging pile that the utility model has filtering and safeguard structure has is: 1) charging device just can identify by the control signal of its port the load capacity that this charging pile can provide; 2) by increasing L1, L2, L3 and CAP1-3, realizing filter function, reducing charging device to the pollution of electrical network; 3) realize the electrocution-proof protection of charging pile output, when not plugging in rifle, the output port of charging pile does not have electricity.
[accompanying drawing explanation]
Fig. 1 is the structural representation that the utility model has the alternating-current charging pile of filtering and safeguard structure.
[embodiment]
In order to make, the purpose of this utility model, technical scheme and Advantageous Effects are more clear to be understood, below in conjunction with the drawings and specific embodiments, is further elaborated to the utility model.Should be understood that, the embodiment described in this specification is only used to explain the utility model, is not to limit the utility model.
Please refer to shown in Fig. 1, the utility model provides a kind of alternating-current charging pile with filtering and safeguard structure, adopt three phase supply, this charging pile comprises a cabinet (not shown), inside be located at cabinet charging circuit 10 and for insert by the transmission of electricity interface 20 of charging device, wherein, transmission of electricity interface 20 comprises the first pole 21, second pole 22 and the 3rd pole 23, described charging circuit 10 is Three-phase five-wire structure, wherein every phase line of three-phase line is connected with manual alternating-current switch 11 in turn, A.C. contactor 12, reactor L1, first pole 21 of outlet reactor L2 and transmission of electricity interface 20, reactor on described every phase circuit and any point between outlet reactor are all connected to one end of one the 3rd reactor L3, other one end of this each 3rd reactor L3 is connected to one end of a capacitor CAP1-3, the other end of each capacitor all links together, the controller 121 of A.C. contactor is connected to successively after arbitrary phase line branch of described triple line, temperature switch 30, 3rd pole 23 of emergency switch 40 and transmission of electricity interface.Aforesaid like this reactor L1, outlet reactor L2, the 3rd reactor L3 and capacitor CAP1-3 together constitute a filter circuit.
In the utility model, reactor L1 can isolate other high order harmonic component in electrical network and enter, outlet reactor L2 is also used for changing the voltage-current characteristic of load, the 3rd reactor L3 and electric capacity CAP1-3 can Shunt Load produce 5 times, 7 times and high order harmonic component.
The utility model has the alternating-current charging pile of filtering and safeguard structure, when interface of transmitting electricity does not insert the socket by charging device, manual alternating-current switch, temperature switch and emergency switch are all in normally off, the switch of A.C. contactor is in normally open, now, the control signal not conducting of A.C. contactor, therefore alternating-current charging pile exports without interchange, so just can guarantee that it is used safely.
The alternating-current charging pile that the utility model has filtering and safeguard structure realizes work like this: when not inserting transmission of electricity interface by the socket 50 of charging device, the coil of A.C. contactor KM1 is in off-state, such three-phase alternating current disconnects, filter circuit does not access in electrical network yet, and under eliminating no-load condition, filter circuit itself is on the impact of electrical network.Subsequently, when interface of transmitting electricity inserts by the socket of charging device (load), by the resistance detecting R1, load can judge that charging pile allows the peak load provided, if the peak load of charging device allows the peak load provided lower than charging pile, then charging pile works on, namely interface of transmitting electricity inserts by the socket that fill device is arranged, first, the preferential electrical contact of two poles, along with the increase of insertion depth, 3rd pole just realizes electrical contact, when the 3rd pole electrical contact, the branch road conducting at the controller place of A.C. contactor, controller just can control three-phase line conducting and realize charging, if the peak load of charging device allows the peak load provided higher than charging pile, then charging pile just can send alarm signal in time, and staff should extract the transmission of electricity interface of charging pile immediately.
At the end of charging, staff should extract transmission of electricity interface from by the socket of charging device, now, 3rd pole cuts off electric current at first, the coil of A.C. contactor KM1 is caused to be in off-state, such three-phase line just can cut off, can prevent like this staff extract transmission of electricity interface time hinder by electric arc, improve its security performance.
The utility model has the alternating-current charging pile of filtering and safeguard structure in charging process, if broken down, charging pile is caused to generate heat, after thermal accumlation to uniform temperature, temperature switch just can disconnect in time, stops charging work, in particular cases, during because urgent, accident occurs, staff also can press emergency switch by hand and stop charging work.
The utility model has the alternating-current charging pile of filtering and safeguard structure, be not restricted to described in specification and execution mode, therefore additional advantage and amendment can easily be realized for the personnel of familiar field, therefore when not deviating from the spirit and scope of the universal that claim and equivalency range limit, the utility model is not limited to specific details, representational equipment and illustrates here and the examples shown described.
Claims (8)
1. one kind has the alternating-current charging pile of filtering and safeguard structure, it is characterized in that: adopt three phase supply, this charging pile comprises a cabinet, inside be located at cabinet charging circuit and for insert by the transmission of electricity interface of charging device, wherein, transmission of electricity interface comprises the first pole, second pole and the 3rd pole, described charging circuit is Three-phase five-wire structure, wherein every phase line of three-phase line is connected with manual alternating-current switch in turn, A.C. contactor, reactor, first pole of outlet reactor and transmission of electricity interface, reactor on described every phase circuit and any point between outlet reactor are all connected to one end of one the 3rd reactor, other one end of this each 3rd reactor is connected to one end of a capacitor, the other end of each capacitor all links together, the controller of A.C. contactor is connected to successively after arbitrary phase line branch of described triple line, temperature switch, 3rd pole of emergency switch and transmission of electricity interface.
2. there is the alternating-current charging pile of filtering and safeguard structure as claimed in claim 1, it is characterized in that: described second pole comprises two probes, between two probes, be in series with a detection resistance.
3. there is the alternating-current charging pile of filtering and safeguard structure as claimed in claim 1, it is characterized in that: the 4th line in described Three-phase five-wire structure is zero line, and the 5th line is connected on charging pile cabinet.
4. there is the alternating-current charging pile of filtering and safeguard structure as claimed in claim 1, it is characterized in that: the free end of described 3rd pole and first and second pole is not on same horizontal plane, and to when being inserted to by charging device, the 3rd pole is later than other poles and connects and contact with by the conducting strip on the socket of charging device.
5. there is the alternating-current charging pile of filtering and safeguard structure as claimed in claim 1, it is characterized in that: when transmit electricity interface insert by fill device is arranged socket time, the preferential electrical contact of first and second pole, along with the increase of insertion depth, 3rd pole just realizes electrical contact, when the 3rd pole electrical contact, the branch road conducting at the controller place of A.C. contactor, controller just can control three-phase line conducting and realize charging.
6. there is the alternating-current charging pile of filtering and safeguard structure as claimed in claim 1, it is characterized in that: when transmit electricity interface extract by fill device is arranged socket time, 3rd pole preferentially disconnects electrical connection, now, the branch road not conducting at the controller place of A.C. contactor, controller just can control three-phase line conducting and realize power-off.
7. there is the alternating-current charging pile of filtering and safeguard structure as claimed in claim 2, it is characterized in that: the large I of described detection resistance allows the peak load provided to set according to charging pile.
8. the arbitrary alternating-current charging pile with filtering and safeguard structure as described in claim 1 to 7, is characterized in that: described transmission of electricity interface can be designed to cradle or charging gun exports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520509771.3U CN205178605U (en) | 2015-07-14 | 2015-07-14 | Alternating -current charging stake with filtering and protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520509771.3U CN205178605U (en) | 2015-07-14 | 2015-07-14 | Alternating -current charging stake with filtering and protective structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205178605U true CN205178605U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520509771.3U Active CN205178605U (en) | 2015-07-14 | 2015-07-14 | Alternating -current charging stake with filtering and protective structure |
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| Country | Link |
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| CN (1) | CN205178605U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340938A (en) * | 2015-07-14 | 2017-01-18 | 深圳市沃特玛电池有限公司 | AC charging pile with filtering and protection structure |
| CN106936191A (en) * | 2017-04-19 | 2017-07-07 | 深圳市菊水皇家科技有限公司 | A kind of charging pile power module controls circuit |
-
2015
- 2015-07-14 CN CN201520509771.3U patent/CN205178605U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340938A (en) * | 2015-07-14 | 2017-01-18 | 深圳市沃特玛电池有限公司 | AC charging pile with filtering and protection structure |
| CN106936191A (en) * | 2017-04-19 | 2017-07-07 | 深圳市菊水皇家科技有限公司 | A kind of charging pile power module controls circuit |
| CN106936191B (en) * | 2017-04-19 | 2021-11-12 | 深圳华源技术实业有限公司 | Fill electric pile power module control circuit |
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Effective date of registration: 20180428 Granted publication date: 20160420 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20160420 |
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| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210428 Granted publication date: 20160420 |
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| PP01 | Preservation of patent right |