CN206992727U - A kind of charging pile based on power carrier communication - Google Patents
A kind of charging pile based on power carrier communication Download PDFInfo
- Publication number
- CN206992727U CN206992727U CN201720579493.8U CN201720579493U CN206992727U CN 206992727 U CN206992727 U CN 206992727U CN 201720579493 U CN201720579493 U CN 201720579493U CN 206992727 U CN206992727 U CN 206992727U
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- unit
- charging pile
- zero
- carrier communication
- switch
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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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
It the utility model is related to charging pile technical field, and in particular to a kind of charging pile based on power carrier communication；The charging pile includes a housing, and middle control unit, communication unit, relay unit, data metering unit are included in the housing；The relay unit is located on power line, and the electricity consumption data on the data metering unit collection power line, the communication unit connects the power line；The communication unit, relay unit, data metering unit are sequentially arranged, and connect the middle control unit simultaneously；The power line connects AC charging rifle or cradle in the data metering unit in contrast to the side of data metering unit.The beneficial effects of the utility model are：Electricity consumption data monitoring is carried out to charging pile, while ensures that Zero-voltage zero-current switchs, realizes the Electrical Safety of charging pile.
Description
Technical field
It the utility model is related to charging pile technical field, and in particular to a kind of charging pile based on power carrier communication.
Background technology
With the horizontal continuous improvement of modern science and technology, utilization of the people for resource is also more and more, in face of increasingly
The energy demand increased, people start to develop and utilize new energy, and wherein electric car also occurs therewith.
With electric car continuous popularization, the charging problems of electric car also occur therewith, must be set up foot at present
Enough charging piles solve the powerup issue of these electric cars.With the continuous construction of charging pile, its high construction cost problem
Also occur therewith, so how to reduce the direction that its construction cost is present charging pile developer research.
In the prior art, power carrier is one kind in mechanics of communication, but due to present PLC technology not
Maturation, its stable signal transmission is poor, so as to reduce the extensive use of PLC technology.
Utility model content
In order to effectively solve the above problems, the utility model provides a kind of charging pile based on power carrier communication.
The technical solution of the utility model is specific as follows：A kind of charging pile based on power carrier communication, the charging pile
Including a housing, middle control unit, communication unit, relay unit, data metering unit are included in the housing；
The relay unit is located on power line, the electricity consumption data on the data metering unit collection power line, institute
State communication unit and connect the power line；
The communication unit, relay unit, data metering unit are sequentially arranged, and connect the middle control unit simultaneously；
The power line the data metering unit in contrast to data metering unit side connect AC charging rifle or
Cradle.
Further, the data metering unit is adopted including one first sampling unit, one second sampling unit and one the 3rd
Sample unit, wherein first sampling unit is specifically by copper manganese electrical resistance collection loop current；The second sampling unit tool
Body be by current transformer gather live wire and zero line current phasor and；3rd sampling unit is specifically by partial pressure electricity
Resistance collection live wire and zero voltage between lines.
Further, the charging pile also includes Zero-voltage zero-current switch.
Further, the Zero-voltage zero-current switch includes a reverse-blocking tetrode thyristor and a switch with mechanical contact, and the machinery touches
Point switch is arranged on live wire, and the reverse-blocking tetrode thyristor is in parallel with the switch with mechanical contact, and the middle control unit connects respectively
The control pole of the control pole of the reverse-blocking tetrode thyristor and the switch with mechanical contact.
Further, during switch conduction, reverse-blocking tetrode thyristor first is opened in voltage over zero, then opens switch with mechanical contact,
When switching off, switch with mechanical contact is first disconnected, then reverse-blocking tetrode thyristor is disconnected in voltage over zero.
Further, the middle control unit includes a MCU control sections and a MCU metering sections, the data metering list
Member connects the MCU metering sections, and the Zero-voltage zero-current switch connects the MCU control sections.
Further, the communication unit is PLC unit.
Further, the charging pile also includes a protection filter unit, and the protection filter unit connects the communication
Unit；The protection filter unit is arranged on live wire and zero line.
Further, the protection filter unit includes carrier signal termination power and choke circuit.
Further, the middle control unit has a physics ID.
The beneficial effects of the utility model are：Electricity consumption data monitoring is carried out to charging pile, while ensures that Zero-voltage zero-current switchs,
Realize the Electrical Safety of charging pile.
Brief description of the drawings
Fig. 1 is system schematic of the present utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining
The utility model, it is not used to limit the utility model.
On the contrary, the utility model cover it is any be defined by the claims do in spirit and scope of the present utility model
Replacement, modification, equivalent method and scheme.Further, it is right below in order that the public has a better understanding to the utility model
It is detailed to describe some specific detail sections in detailed description of the present utility model.Do not have for a person skilled in the art
The description of these detail sections can also understand the utility model completely.
As shown in figure 1, be the system schematic of power carrier communication charging pile provided by the utility model, the schematic diagram
A kind of charging pile based on power carrier communication is gone out, the charging pile controls unit 1, relay unit 2, a zero-pressure in including one
Zero-voltage-switching 3, a data metering unit 4 and a communication unit 8, Zero-voltage zero-current switch 3, the relay unit 2, institute
State data metering unit 4, the communication unit 8 is both connected on the middle control unit 1；Exchange is connected with zero line and live wire
Charging gun or cradle 10.
The relay unit 2 is used to connect or disconnect power line.
Specially described middle control unit 1 is a control panel, and control chip, the control core are provided with the control panel
Piece includes a MCU control sections and a MCU metering sections, and the data metering unit connects the MCU metering sections, described
The connection MCU control sections of Zero-voltage zero-current switch 3, the communication unit 8 equally connect the MCU control sections.
The middle control unit 1 is respectively provided with unique physical an ID, the physics ID and bound with true three-dimension numerical value, Ke Yishi
X, Y, Z three-dimensional numerical value or longitude, latitude, altitude value；After the charging pile has a unique physical ID, it can be achieved
It is managed by generalized information system, therefore control centre can realize and is managed using generalized information system in the utility model.
In one embodiment, the middle control unit can be with 1 monolithic for employing integrated microcontroller and electric energy metrical unit
Machine, reduce cost and simplify system peripherals design.
The Zero-voltage zero-current switch 3 includes a reverse-blocking tetrode thyristor and a switch with mechanical contact, and the switch with mechanical contact is set
It is placed on live wire, the reverse-blocking tetrode thyristor is in parallel with the switch with mechanical contact, and the middle control unit 1 connects described controllable respectively
The control pole of the control pole of transwitch and the switch with mechanical contact；
During switch conduction, reverse-blocking tetrode thyristor first is opened in voltage over zero, then opens switch with mechanical contact, is switched off
When, switch with mechanical contact is first disconnected, then reverse-blocking tetrode thyristor is disconnected in voltage over zero, load surge impact during switch is eliminated,
Electric arc when mechanical contact action is eliminated, the electric energy loss and heating problem that of-state voltage is brought when eliminating controlled silicon conducting.
The data metering circuit 3 includes one first sampling unit 5, one second sampling unit 7 and one the 3rd sampling unit
4, wherein first sampling unit 5 is specifically by copper manganese electrical resistance collection loop current；3rd sampling unit 4 is specially
Live wire and zero voltage between lines are gathered by divider resistance；Realize electric energy metrical (active and reactive and power factor) and voltage, electric current
Collection, second sampling unit 7 specifically by current transformer gather live wire and zero line current phasor and, realize negative
Carrier leak electro-detection.
The charging pile also includes a protection filter unit 9, and the protection filter unit 9 connects the communication unit 8；Institute
State protection filter unit 9 to be arranged on live wire and zero line, the data transfer that the MCU metering sections are gathered to communication unit 8
On, the protection filter unit includes carrier signal termination power and choke circuit.
The interference such as thunderbolt, surge on the protection filter unit 9 prevention power line enter inside charging pile, can be logical
The high-frequency electrical line of force carrier signal for interrogating unit 8 provides coupling channel and simultaneously isolates high-voltage signal and low-voltage signal, during transmission, by height
Frequency carrier signal is transferred on power line from communication unit 8, and during reception, high-frequency carrier signal is sent to communication from power line
On unit 8；
In one embodiment, the communication unit 8 is PLC unit.
Intelligent charging spot provided by the utility model, the data that can be gathered include：Voltage, the electricity of load of load
Stream, power, temperature, on off state, fault message and the intrinsic job informations of PLC (including ID, relaying series etc.).
It can realize that following functions are specially by the utility model：
Remote switch control function：The protection filter unit includes carrier signal termination power and choke circuit, described
After carrier signal coupling unit of the power line carrier signal by protecting filter unit, into PLC unit, the PLC unit from
Data-signal is demodulated in the carrier signal received, controls Zero-voltage zero-current switch motion, realizes the control of load electricity consumption；
Load creepage protection function：By detect load live wire and zero line current phasor and, realize the electric leakage to load
Stream detection and protection；
Electric energy metrical function：Collection load live wire and neutral line current in real time, to the voltage of load, electric current, active power, nothing
Work(power measures.
Claims (10)
1. a kind of charging pile based on power carrier communication, it is characterised in that the charging pile includes a housing, in the housing
It is interior to control unit, communication unit, relay unit, data metering unit including middle；
The relay unit is located on power line, the electricity consumption data on the data metering unit collection power line, described logical
Interrogate unit and connect the power line；
The communication unit, relay unit, data metering unit are sequentially arranged, and connect the middle control unit simultaneously；
The power line connects AC charging rifle or charging in the data metering unit in contrast to the side of data metering unit
Seat.
A kind of 2. charging pile based on power carrier communication according to claim 1, it is characterised in that the data metering
Unit includes one first sampling unit, one second sampling unit and one the 3rd sampling unit, wherein first sampling unit has
Body is to pass through copper manganese electrical resistance collection loop current；Second sampling unit gathers live wire and zero specifically by current transformer
The current phasor of line and；3rd sampling unit gathers live wire and zero voltage between lines specifically by divider resistance.
3. a kind of charging pile based on power carrier communication according to claim 1, it is characterised in that the charging pile is also
Switched including a Zero-voltage zero-current.
A kind of 4. charging pile based on power carrier communication according to claim 3, it is characterised in that the Zero-voltage zero-current
Switch includes a reverse-blocking tetrode thyristor and a switch with mechanical contact, and the switch with mechanical contact is arranged on live wire, the controllable silicon
Switch is in parallel with the switch with mechanical contact, and the middle control unit connects the control pole of the reverse-blocking tetrode thyristor and the machine respectively
The control pole of tool contact switch.
A kind of 5. charging pile based on power carrier communication according to claim 4, it is characterised in that during switch conduction,
Reverse-blocking tetrode thyristor first is opened in voltage over zero, then opens switch with mechanical contact, when switching off, mechanical contact is first disconnected and opens
Close, then reverse-blocking tetrode thyristor is disconnected in voltage over zero.
A kind of 6. charging pile based on power carrier communication according to claim 3, it is characterised in that the middle control unit
Including a MCU control sections and a MCU metering sections, the data metering unit connection MCU metering sections, described zero
Zero-voltage-switching is pressed to connect the MCU control sections.
A kind of 7. charging pile based on power carrier communication according to claim 1, it is characterised in that the communication unit
For PLC unit.
8. a kind of charging pile based on power carrier communication according to claim 1, it is characterised in that the charging pile is also
Including a protection filter unit, the protection filter unit connects the communication unit；The protection filter unit is arranged at fire
On line and zero line.
A kind of 9. charging pile based on power carrier communication according to claim 8, it is characterised in that the protection filtering
Unit includes carrier signal termination power and choke circuit.
10. a kind of charging pile based on power carrier communication according to claim 1, it is characterised in that the middle control is single
Member has a physics ID.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720579493.8U CN206992727U (en) | 2017-05-23 | 2017-05-23 | A kind of charging pile based on power carrier communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720579493.8U CN206992727U (en) | 2017-05-23 | 2017-05-23 | A kind of charging pile based on power carrier communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206992727U true CN206992727U (en) | 2018-02-09 |
Family
ID=61389418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720579493.8U Expired - Fee Related CN206992727U (en) | 2017-05-23 | 2017-05-23 | A kind of charging pile based on power carrier communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206992727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302243A (en) * | 2017-05-23 | 2017-10-27 | 广西康体佳智能科技有限公司 | A kind of charging pile based on power carrier communication |
-
2017
- 2017-05-23 CN CN201720579493.8U patent/CN206992727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302243A (en) * | 2017-05-23 | 2017-10-27 | 广西康体佳智能科技有限公司 | A kind of charging pile based on power carrier communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20200523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |