CN207842686U - A kind of double stake separated chargers of a rectifier cabinet - Google Patents
A kind of double stake separated chargers of a rectifier cabinet Download PDFInfo
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- CN207842686U CN207842686U CN201721526601.1U CN201721526601U CN207842686U CN 207842686 U CN207842686 U CN 207842686U CN 201721526601 U CN201721526601 U CN 201721526601U CN 207842686 U CN207842686 U CN 207842686U
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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
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- Y02T10/72—Electric energy management in electromobility
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Abstract
This application discloses a kind of double stake separated chargers of a rectifier cabinet, including：First charging pile includes：First TCU takes control module, the first detection plate and the first master control borad；Second charging pile includes：2nd TCU takes control module, the second master control borad and the second detection plate；Rectifier cabinet includes module board；Wherein, the first TCU expenses control module, the first detection plate, the connection of the first master control borad, the 2nd TCU expense controls module, the second detection plate, the connection of the second master control borad and module board is mutually independently arranged and electrical isolation；First TCU takes control module, the first detection plate and module board and is respectively connect with the first master control borad, and the 2nd TCU takes control module, the second detection plate and module board and respectively connect with the second master control borad；In the application, each module is mutually independently arranged and electrical isolation, and power is electrically isolated from, and when that need to be extended or be multiplexed, can carry out corresponding program debugging to each module or the hardware circuit to the module of variation is only needed to individually adjust, improve compatibility.
Description
Technical field
The utility model is related to power electronics field, more particularly to a kind of double stake separated chargers of a rectifier cabinet.
Background technology
With the pollution of environment, the exhaustion of fossil energy, clean energy resource is widelyd popularize, a large amount of electric vehicle by
Gradually go out in people’s lives, in order to meet more and more electric vehicles, the universal and research and development of charging pile become emphasis, wherein
The controller of DC charging motor is particularly important.
In the prior art, DC charging motor controller function compare fixed single by Insulation monitoring, DC voltage and current
Detection integrates, and be easy to cause direct current forceful electric power, light current mixes, and is in addition put using multi-disc analog signal linear isolation
Big device, cost is higher, simultaneously because the CAN bus numbers by charging pile controller are limited, increases CAN-CAN conversions
Box brings problem to distributing, and existing controller cannot detect DC bus very well the currentless abnormal conditions of voltage,
Due to bringing problem in terms of wiring, also results in and is limited on Function Extension,
Therefore, the DC charging motor that a kind of autgmentability is strong, wiring is reasonable, power is electrically isolated how is researched and developed, is current techniques
Personnel's problem to be solved.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of double stake separated chargers of a rectifier cabinet, extension is realized
Property strong, wiring be rationally electrically isolated with power.Its concrete scheme is as follows：
A kind of double stake separated chargers of a rectifier cabinet, including：First charging pile, the second charging pile and rectifier cabinet, described
One charging pile, including：First TCU takes control module, the first detection plate and the first master control borad；Second charging pile includes：Second
TCU takes control module, the second master control borad and the second detection plate；The rectifier cabinet includes module board；Wherein, the first TCU takes control
Module, first detection plate, first master control borad connection, the 2nd TCU take control module, second detection plate, institute
It states the connection of the second master control borad and the module board is mutually independently arranged and electrical isolation；
First TCU takes control module, for sending the first charge information of first charging pile to first master
Control plate；
First master control borad, for receiving first charge information, receiving the first of the first detection plate transmission
The first compatible information and reception described first that testing result, the first battery management system for receiving the first target to be charged are sent
The first electric quantity signal that battery management system is sent sends the first detection information to first detection plate, sends the first compatibility
Judge that information to first battery management system, sends the first charging signals, the first stopping charging signals and the first power supply work(
Rate signal is to the module board；
First detection plate sends first testing result to described for receiving first detection information
One master control borad；
2nd TCU takes control module, for sending the second charge information of second charging pile to second master
Control plate；
Second master control borad, for receiving second charge information, receiving the second of the second detection plate transmission
The second compatible information and reception described second that testing result, the second battery management system for receiving the second target to be charged are sent
The second electric quantity signal that battery management system is sent sends the second detection information to second detection plate, sends the second compatibility
Judge that information to second battery management system, sends the second charging signals, the second stopping charging signals and second source work(
Rate signal is to the module board；
Second detection plate sends second testing result to described for receiving second detection information
Two master control borads；
The module board, for receiving first charging signals, second charging signals, first power
Signal and the second source power signal cut-off the first A.C. contactor and the second A.C. contactor, output and described first
The corresponding power of power signal exports power corresponding with the second source power signal.
Optionally, first master control borad and second master control borad further include：
Charging pile main contacts temperature detecting unit, for detecting charging pile main contacts temperature；
Charger environment temperature detection unit, for detecting charger environment temperature.
Optionally, first master control borad and second master control borad include：
Charging busbar cut-offs control unit, is cut-off for controlling charging busbar relay；
Charge busbar relay test unit, for detect charge busbar relay contact whether adhesion.
Optionally, first detection plate and second detection plate include：
Charge busbar voltage current detecting unit, the voltage and current value for detecting charging busbar；
Charge bus insulation detection unit, the state of insulation for detecting charging busbar.
Optionally, the module board passes through CAN bus connection and first master control borad and second master control borad respectively
Connection, first detection plate are connect with first master control borad by RS485 buses, second detection plate and described first
Master control borad is connected by RS485 buses, and the first TCU expense controls module is connect with first master control borad by CAN bus, institute
The 2nd TCU expense controls module is stated to connect by CAN bus with second master control borad.
First master control borad and second master control borad further include：
Charged state judging unit is in charged state for judging whether；
Standby command transmission unit, for entering low power consumpting state and sending standby command to the first TCU expense control moulds
Block, the 2nd TCU take control module, first detection plate, second detection plate and the module board.
Optionally, the module board, including：
Charhing unit is filled for the alternating current of AC power to be converted to direct current electricity output to the first charging busbar and second
Goddess of lightning's line receives the first power signal and the second source power signal respectively, and controls first charging
Busbar and the second charging busbar export respective power respectively；
Circuit is outputed, for cut-offfing first A.C. contactor and second A.C. contactor；
Open entry loop, for detecting the working condition for outputing circuit.
Optionally, described to output circuit, including：
Contactor control unit, for controlling cut-offfing for first A.C. contactor and the second A.C. contactor；
Heat-sink unit, for starting heat sinking function.
Optionally, the open entry loop, including：
Emergent stop signal receiving unit, for receiving the first emergent stop signal and the second emergent stop signal input by user；
Lightning protection device detection unit, the working condition for detecting lightning protection device；
Breaker detection unit, the working condition for detecting breaker；
Contactor connects confirmation unit, for judging whether are first A.C. contactor and second A.C. contactor
It connects.
In the utility model embodiment, the double stake separated chargers of a rectifier cabinet, including：First charging pile, the second charging pile
And rectifier cabinet, the first charging pile, including：First TCU takes control module, the first detection plate and the first master control borad；Second charging pile packet
It includes：2nd TCU takes control module, the second master control borad and the second detection plate；Rectifier cabinet includes module board；Wherein, the first TCU takes control mould
Block, the first detection plate, the connection of the first master control borad, the 2nd TCU take control module, the second detection plate, the connection of the second master control borad and module
Plate is mutually independently arranged and electrical isolation；First TCU takes control module, for sending the first charge information of the first charging pile extremely
First master control borad；First master control borad, for receives the first charge information, receive the first detection plate transmission the first testing result,
Receive the first battery management system of the first compatible information and reception that the first battery management system of the first target to be charged is sent
The first electric quantity signal sent sends the first detection information to the first detection plate, sends the first compatibility and judges information to the first electricity
Pond manages system, sends the first charging signals, the first stopping charging signals and the first power signal to module board；First inspection
Drafting board sends the first testing result to the first master control borad for receiving the first detection information；2nd TCU takes control module, for sending out
Send the second charge information to the second master control borad of the second charging pile；Second master control borad, for receiving the second charge information, receiving the
The second compatibility that second battery management system of the second testing result, the second target to be charged of reception that two detection plates are sent is sent
Information and the second electric quantity signal for receiving the transmission of the second battery management system send the second detection information to the second detection plate, hair
The second compatibility is sent to judge that information to the second battery management system, sends the second charging signals, the second stopping charging signals and second
Power signal is to module board；Second detection plate sends the second testing result to the second master for receiving the second detection information
Control plate；Module board, for receiving the first charging signals, the second charging signals, the first power signal and second source power
Signal cut-offs the first A.C. contactor and the second A.C. contactor, exports power corresponding with the first power signal,
Output power corresponding with second source power signal.
In the utility model, take control mould including the first TCU in the first charging pile of the double stake separated chargers of a rectifier cabinet
Block, the first detection plate and the first master control borad, the second charging pile take control module, the second master control borad and the second detection including the 2nd TCU
Plate, rectifier cabinet include module board, wherein the first TCU takes control module, the first detection plate, the connection of the first master control borad, the 2nd TCU expenses
It controls module, the second detection plate, the connection of the second master control borad and module board is mutually independently arranged and electrical isolation, the first TCU takes control
Module and the 2nd TCU take control module and receive charging instruction input by user, generate and send charge information respectively to the first master control
Plate and the second master control borad, and the charging to two charging pile charging processes respectively, the first master control borad and the second master control borad lead to respectively
It crosses and receives various feedback signals, control the working condition of other corresponding each modules, regulate and control entire charging process, the first detection plate
And the second detection plate then independent working condition of the corresponding charging busbar of detection and that realization is detached with corresponding master control borad is strong
Light current detaches, and module board is then individually responsible for voltage output, and adjustment output power function and two pieces of master control borad electrical isolations are realized
It is strong and weak electrically separated, since each module is mutually independently arranged and electrical isolation, so when any module is extended or is multiplexed,
Only need to each module carry out corresponding software program carry out debug or the hardware circuit of the module of change is adjusted, nothing
Hardware modifications need to be carried out to all modules, can adapt to various applicable cases, and when there are simultaneous with module board for target to be charged
Capacitive problem only need to individually adjust module board, without changing corresponding master control borad and detection plate, improve compatibility
Property.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of double stake separated charger structural schematic diagrams of a rectifier cabinet disclosed in the utility model embodiment.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model embodiment discloses a kind of double stake separated chargers of a rectifier cabinet, shown in Figure 1, including：The
One charging pile 12, the second charging pile 13 and rectifier cabinet 11, the first charging pile 12 and the second charging pile 13 respectively with 11 phase of rectifier cabinet
Even, the first charging pile 12 includes：First TCU takes control module 121 and the first master control borad 122；Second charging pile 13 includes：Second
TCU takes control module 131, the second master control borad 132 and the second detection plate 133；Rectifier cabinet 11 includes module board 111；Wherein, first
TCU takes control module 121, the first detection plate 123, the connection of the first master control borad 122, the 2nd TCU expense controls module 131, the second detection plate
133, the second master control borad 132 connects and module board 111 is mutually independently arranged and electrical isolation；First TCU take control module 121,
First detection plate 123 and module board 111 are respectively connect with the first master control borad 122, and the 2nd TCU takes control module 131, second and examines
Drafting board 133 and module board 111 are respectively connect with the second master control borad 132.
It is filled according to input by user specifically, the first TCU takes control module 121 for receiving charging instruction input by user
Electricity instruction, generates and sends the first charge information of the first charging pile 12 to the first master control borad 122, for example, user fills first
Electric stake 12 is connect with target to be charged, and the input of charging instruction, the first TCU are then realized by pressing the charge switch of charging pile
Expense control module 121 then generates the first charge information and is sent to the first master control borad 122, so that the first charging pile 12 is to mesh to be charged
Mark charging.
Specifically, the first master control borad 122, for receiving the first charge information, using the first charge information, detect whether with
The battery management system of target to be charged is compatible with, and is sent compatibility and is judged information, judge the first master control borad 122 whether with mesh to be charged
Target battery management system is successfully connected, and the voltage and current information for receiving the battery management system feedback of target to be charged judges
Whether it is compatible with, if it is not, then do not charge, if it is, generating the first detection information is sent to the first detection plate 123, so that the
The working condition of one detection plate 123 detection the first charging busbar, the first testing result returned using the first detection plate 123 are sentenced
Whether disconnected first charging busbar state is normal, if normally, illustrating that the first charging busbar can charge, then generating the first charging letter
Number and be sent to module board 111 so that module board 111 is closed A.C. contactor, and the first master control borad 122 is using at the first charging
Signal control the first charging busbar relay is closed, and the first charging busbar is made to power on, if the first charging busbar damages, is located
In abnormality, then generates the first charging signals of stopping and be sent to module board 111, and the first master control borad 122 utilizes stopping first
Charging signals control the first charging busbar relay disconnects, and the first charging busbar is made to power off；First master control borad 122 is in charging process
First electric quantity signal of the middle battery management system feedback for receiving target to be charged generates corresponding the using the first electric quantity signal
One power signal, and the first power signal is sent to module board 111, so that module board 111 adjusts out-put supply work(
Rate.
Certainly, the first master control borad 122 also receives stopping charge information input by user, using charge information is stopped, generating
Stop charging signals and be sent to module board 111, so that charge target charging is treated in the stopping of module board 111.
It is understood that the first master control borad 122 is mainly used for receiving the information of each module feedback, it is anti-according to each module
The information of feedback judges whether that controlling each module executes charging relevant operation, completes the control to charger and state-detection, to filling
The entire charging process of motor is managed.
Specifically, the first detection plate 123, the first detection information for receiving the transmission of the first master control borad 122, and foundation the
One detection information is detected the first charging busbar, generates the first testing result, and sends the first testing result to the first master
Plate 122 is controlled, so that the first master control borad 122 judges whether to charge according to testing result.
Specifically, the 2nd TCU takes control module 131, the second charge information to the second master for sending the second charging pile 13
Control plate 132.
Specifically, the second master control borad 132, for receiving the second charge information, receiving the of the transmission of the second detection plate 133
The second electric quantity signal that two testing results and the second battery management system for receiving the second target to be charged are sent, sends the second inspection
Measurement information to the second detection plate 133, the second charging signals of transmission, second stops charging signals and second source power signal to mould
Block plate 111.
Specifically, the second detection plate 133 sends the second testing result to the second master control for receiving the second detection information
Plate 132.
It should be noted that the first detection plate 123 and the second detection plate 133 individually detect the first charging busbar and the
The working condition of two charging busbares take control module 121 with the first TCU, the 2nd TCU expenses control module 131, the first master control borad 122, the
Two master control borads 132 and module board 111 detach, and convenient for wiring, forceful electric power circuit are made separately to be laid out with light current circuit, realization strong and weak electricity every
From improving the safety of charging process.
It is understood that the 2nd TCU expense controls module 131, the second master control borad 132 and the specific of the second detection plate 133 are held
It is identical that row process and the first TCU take control module 121, the first master control borad 122 and 123 principle of the first detection plate, is only to executing pair
As being changed accordingly, for example, the 2nd TCU expense controls module 131 is to send the second charge information to the second master control borad 132, the
Two master control borads 132 send the second detection information to the second detection plate 133, and control the second charging busbar is cut-off, and sends the second charging
Signal is to module board 111, and therefore, the 2nd TCU expense controls module 131, the second master control borad 132 and the specific of the second detection plate 133 are held
Row process is no longer repeated herein, and control module 121, the first master control borad 122 and the first detection plate can be taken with reference to the first TCU
123 specific implementation procedure.
Specifically, module board 111, fills for receiving the first master control borad 122 and the second master control borad 132 are sent respectively first
Electric signal and the second charging signals, it is respectively the to be closed the first A.C. contactor and the second A.C. contactor and carry out AC-DC conversion
One charging busbar and the second charging busbar power on, first sent respectively using the first master control borad 122 and the second master control borad 132
Power signal and second source power signal, adjustment AC power export the power to charging busbar to mesh to be charged
Mark charges, to adapt to the electric quantity change of target to be charged, it is to be understood that is not receiving the first charging signals and the
When two charging signals, the first A.C. contactor and the second A.C. contactor are off, and module board 111 is without alternating current-direct current
Conversion, it is energy saving to reduce electromagnetic consumable, charge efficiency is improved, protects battery, and module board 111 can receive first
The stopping charging signals that master control borad 122 and the second master control borad 132 are sent, disconnect corresponding A.C. contactor, stop to be charged
Target charges.
It should be noted that module board 111 is merely responsible for establishing charge circuit, AC-DC conversion is realized, control out-put supply
Therefore power in the output power of power supply in face of different requirements, can only be adjusted module board 111, to meet
Practical application request, and without changing corresponding master control borad and detection plate, to enhance autgmentability.
It, can parallel can also be different it should be noted that the first charging pile 12 is worked independently from each other with the second charging pile 13
Step, mutually interference-free, the module board 111 in rectifier cabinet 11 can also handle the first charging pile 12 or the second charging pile 13 respectively
Charge requirement, it is unaffected, can be parallel or be used alone.
It is understood that the first TCU takes control module 121, the first detection plate 123, the connection of the first master control borad 122, second
TCU is taken control module 131, the second detection plate 133, the connection of the second master control borad 132 and module board 111 and is independently compiled using software systems
Journey, therefore when needing to be extended or be multiplexed, only software debugging need to be individually carried out to the module to change or to change
The hardware circuit of module is adjusted.
Include the as it can be seen that in the utility model embodiment, in the first charging pile 12 of the double stake separated chargers of a rectifier cabinet
One TCU takes control module 121, the first detection plate 123 and the first master control borad 122, and the second charging pile 13 takes control mould including the 2nd TCU
Block 131, the second master control borad 132 and the second detection plate 133, rectifier cabinet 11 include module board 111, wherein the first TCU takes control module
121, the first detection plate 123, the connection of the first master control borad 122, the 2nd TCU take control module 131, the second detection plate 133, second master
The control connection of plate 132 is mutually independently arranged with module board 111 and electrical isolation, the first TCU take control module 121 and the 2nd TCU expenses
Control module 13 receives charging instruction input by user, generates and sends charge information to the first master control borad 122 and second respectively and leads
Plate 132 is controlled, and the charging to two charging pile charging processes respectively, the first master control borad 122 and the second master control borad 132 pass through respectively
Various feedback signals are received, the working condition of other corresponding each modules is controlled, regulates and controls entire charging process, the first detection plate
123 and second detection plate 133 then individually the working condition of the corresponding charging busbar of detection and detached with corresponding master control borad
Realize that power is electrically separated, module board 111 is then individually responsible for voltage output, will adjust output power function and two pieces of master control borads are electrical
Isolation, realize it is strong and weak electrically separated, since each module is mutually independently arranged and electrical isolation, so when expand any module
Exhibition or multiplexing, it is only necessary to each module carry out corresponding software program carry out debug or the hardware circuit of the module of change is adjusted
It is whole, without carrying out hardware modifications to all modules, various applicable cases are can adapt to, and work as target to be charged and module
There are compatibility issues for plate 111, only module board 111 need to be individually adjusted, without changing corresponding master control borad and detection
Plate improves compatibility.
The utility model embodiment discloses a kind of double stake separated chargers of a specific rectifier cabinet, implements relative to upper one
Example, the present embodiment have made further instruction and optimization to technical solution.Specifically：
In one embodiment, the first master control borad and the second master control borad can also include charging pile main contacts temperature detection list
Member, charger environment temperature detection unit, charging busbar cut-off control unit and charging busbar relay test unit, wherein
In order to improve the safety of charger charging, the first master control borad and the second master control borad are mounted on detection charging pile operating temperature
Charging pile main contacts temperature detecting unit, the charger environment temperature detection unit for detecting charger operating temperature and detection charging
The contact of busbar relay whether the charging busbar relay test unit of adhesion, when charging pile main contacts temperature detecting unit
And/or charger environment temperature detection unit detects temperature anomaly, then generates temperature anomaly data, the first master control borad and second
Master control borad then generates respective stopping charging signals using respective temperature anomaly data, stops charging with control module plate,
Prevent the case where overheat leads to charger operation troubles, detect to overheat this abnormality in time, when charging busbar after
Electrical testing unit detects the contact adhesion of charging busbar relay, then the first master control borad and the second master control borad can be reported
It is alert, and respective stopping charging signals being sent to module board, stop charging；Charging busbar cut-offs control unit, then is first
After master control borad and the second master control borad generate respective charging signals, it is closed the relay of corresponding charging busbar, makes charging busbar
It is connected to target to be charged.
Further, it is lost in order to energy saving reduction, the first master control borad and the second master control borad further include：It fills
Electricity condition judging unit is in charged state for judging whether；Standby command transmission unit, for entering low power consumpting state simultaneously
Transmission standby command takes to the first TCU controls module, the 2nd TCU expense controls module, the first detection plate, the second detection plate and module board,
So that the first TCU takes control module, the 2nd TCU expense controls module, the first detection plate, the second detection plate and module board and enters low-power consumption
State, the first master control borad and the second master control borad detect each module working condition, judge currently whether be in charged state, if
It is, then without action, to continue to treat charge target and charge, if it is not, then generating and sending standby command to the first TCU
Take control module, the 2nd TCU expense controls module, the first detection plate, the second detection plate and module board and enters low power consumpting state, first
TCU takes control module, the 2nd TCU expense controls module, the first detection plate, the second detection plate and module board and receives standby command, and entrance is low
Power consumption state, the operation of stop section detection function retain communication function normal operation, to reduce the power of non-charged state
Loss, makes entire charger enter low power consumpting state, after the first master control borad and the second master control borad receive charging signals, then controls
It makes each module and executes corresponding charge function, wherein module board low power consumpting state is mainly reflected in that outputing circuit disconnection exchange connects
Tentaculum makes charhing unit be stopped, and closes heat-sink unit, reduces power consumption.
In a upper embodiment, the first detection plate and the second detection plate can specifically include charging busbar voltage current detecting
Unit and charging bus insulation detection unit；The busbar voltage current detecting unit that charges utilizes the special metering IC, detection corresponding
Charging busbar voltage and current it is whether normal, charge bus insulation detection unit, then is responsible for the corresponding charging busbar of detection
State of insulation.
In a upper embodiment, module board can specifically include charhing unit, output circuit and open entry loop；Wherein, it charges
Unit, for the alternating current of AC power to be converted to direct current electricity output to the first charging busbar and the second charging busbar, respectively
The first power signal and second source power signal are received, and the first charging busbar of control and the second charging busbar difference are defeated
Go out respective power；Circuit is outputed, for cut-offfing the first A.C. contactor and the second A.C. contactor；Open into return
Road, for detecting the working condition for outputing circuit.
Wherein, charhing unit can utilize pressure regulator to adjust separately the electricity that the first charging busbar and the second charging busbar export
Source power.
Wherein, contactor control unit and heat-sink unit can be specifically included by outputing circuit, and contactor control unit is connecing
After receiving the first charge information and/or the second charge information, controls the first A.C. contactor and/or the second A.C. contactor closes
It closes, is powered on for the first charging busbar and/or the second charging busbar, meanwhile, heat-sink unit starts heat sinking function and radiates, and ensures
Charger running temperature is normal, radiates for example, can start exhaust fan.
Wherein, open entry loop can specifically include emergent stop signal receiving unit, lightning protection device detection unit, breaker detection list
Member connects confirmation unit with contactor, and emergent stop signal receiving unit is for receiving the first emergent stop signal input by user and second suddenly
Stop signal, the first emergent stop signal and the second emergent stop signal are sent respectively to the first master control borad and second by emergent stop signal receiving unit
Master control borad, so that the first master control borad and the second master control borad control module plate disconnect the first A.C. contactor and the second A.C. contactor
Stop charging, whether lightning protection device detection unit, then it is normal to detect lightning protection device, can be to the first master control borad and the if abnormal
Two master control borads alert, and outputing circuit by the first master control borad and the control of the second master control borad disconnects the first A.C. contactor and the second exchange
Contactor, stops charging, and breaker detection unit is used to detect the working condition of the first breaker and the second breaker, works as open circuit
Device detection unit detects that the first breaker and/or the second breaker disconnect, then sends corresponding breaker and disconnect information to the
One master control borad and/or the second master control borad make the first master control borad and/or the second master control borad generate and send the first stopping charging signals
With the second stop signal, stop charging, contactor is connected confirmation unit and connect for detecting the first A.C. contactor and the second exchange
The connected state of tentaculum, and first contactor testing result and second contactor testing result are fed back into the first master control borad respectively
With the second master control borad, the first master control borad and the second master control borad are detected according to first contactor testing result and second contactor respectively
As a result judge whether to continue to charge.
In the utility model embodiment, module board passes through CAN bus connection and the first master control borad and the second master control borad respectively
Connection, the first detection plate are connect with the first master control borad by RS485 buses, and the second detection plate passes through RS485 with the first master control borad
Bus connects, and the first TCU expense controls module is connect with the first master control borad by CAN bus, and the 2nd TCU takes control module and the second master
Control plate is connected by CAN bus.
In the utility model embodiment, above-mentioned first master control borad and the first master control borad may be used at least 256K's
The SRAM of Flash, 96K, 80 I/O ports, maximum operational speed are the chip of 120MHz, and the operating voltage range of power interface is
There are the 4 road channels CAN, physical layer circuit can refer in SAE J1939 A.3.1, and have protection circuit by 18~32V of direct current,
The wherein 3 road channels CAN must physical layer be completely independent, the two-way BMS of a rush-harvesting and rush-planting (BATTERY MANAGEMENT SYSTEM,
Battery management system) it is contemplated that multiplexing, also has the completely self-contained 2 road channels RS485 of physical layer, support maximum baud rate
19200bps, shares No. 8 relays outputs, contact capacity 5A, 250AC, 5A, 30DC, for control D.C. contactor and
Battery locking mechanism etc., the independent digital signal amount in 11 tunnels detect interface, detect the numeral input of passive bus, resolution ratio
10ms, pulse duty cycle 50% also have 3 LED light driving interfaces, for driving external standby indicating lamp, charging
Indicator light and charging termination instruction lamp, 2 CC level detection interfaces, for detecting CC level, 5 temperature detection interfaces are used for
Detect the temperature of charging pile internally-powered circuit positive and negative.
Above-mentioned first detection plate and the first detection plate operating voltage range can be between 18~32V of DC voltage, and have
There are protection circuit, the completely self-contained 1 road channels RS485 of physical layer that maximum baud rate 19200bps, insulation resistance value is supported to measure
Range meets 0 Ω~1.5M Ω, measurement accuracy≤5%FS, and voltage measurement range meets 150V~750VDC, and measurement accuracy≤
0.5%FS supports negative pressure, current measurement precision≤0.5%FS.
Between 18~32V of above-mentioned module board operating voltage range DC voltage, there is the completely self-contained 2 road CAN of physical layer
A.3.1 channel, physical layer circuit can refer in SAE J1939, No. 8 relay outputs, contact capacity 5A, 250AC, 5A,
30DC, for controlling D.C. contactor and battery locking mechanism etc., the independent digital signal amount in 11 tunnels detects interface, detects nothing
The numeral input of source node, resolution ratio 10ms, pulse duty cycle 50%.
It should be noted that the first charging pile is worked independently from each other with the second charging pile, can parallel can also be asynchronous, phase
Mutually interference-free, the module board in rectifier cabinet can also handle the charge requirement of the first charging pile or the second charging pile respectively, no
It is impacted, it can parallel or exclusive use.
The foregoing description of the disclosed embodiments enables those skilled in the art to realize or use the utility model.
Various modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein
Reason can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, this practicality is new
Type is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase
Consistent widest range.
Claims (9)
1. a kind of double stake separated chargers of a rectifier cabinet, including：First charging pile, the second charging pile and rectifier cabinet, feature exist
In, first charging pile, including：First TCU takes control module, the first detection plate and the first master control borad；Second charging pile
Including：2nd TCU takes control module, the second master control borad and the second detection plate；The rectifier cabinet includes module board；Wherein, described
One TCU takes control module, first detection plate, first master control borad connection, the 2nd TCU expense controls module, described second
Detection plate, second master control borad connects and the module board is mutually independently arranged and electrical isolation；
First TCU takes control module, for sending the first charge information of first charging pile to first master control borad；
First master control borad, the first detection for receiving first charge information, receiving the first detection plate transmission
As a result the first compatible information and reception first battery that the first battery management system of the first target to be charged is sent, are received
The first electric quantity signal that management system is sent sends the first detection information to first detection plate, sends the first compatibility and judge
Information sends the first charging signals, the first stopping charging signals and the first power letter to first battery management system
Number to the module board；
First detection plate sends first testing result to first master for receiving first detection information
Control plate；
2nd TCU takes control module, for sending the second charge information of second charging pile to second master control borad；
Second master control borad, the second detection for receiving second charge information, receiving the second detection plate transmission
As a result the second compatible information and reception second battery that the second battery management system of the second target to be charged is sent, are received
The second electric quantity signal that management system is sent sends the second detection information to second detection plate, sends the second compatibility and judge
Information sends the second charging signals, the second stopping charging signals and second source power letter to second battery management system
Number to the module board；
Second detection plate sends second testing result to second master for receiving second detection information
Control plate；
The module board, for receiving first charging signals, second charging signals, the first power signal
With the second source power signal, the first A.C. contactor and the second A.C. contactor, output and first power supply are cut-off
The corresponding power of power signal exports power corresponding with the second source power signal.
2. the double stake separated chargers of a rectifier cabinet according to claim 1, which is characterized in that first master control borad and institute
The second master control borad is stated, further includes：
Charging pile main contacts temperature detecting unit, for detecting charging pile main contacts temperature；
Charger environment temperature detection unit, for detecting charger environment temperature.
3. the double stake separated chargers of a rectifier cabinet according to claim 1, which is characterized in that first master control borad and institute
The second master control borad is stated, includes：
Charging busbar cut-offs control unit, is cut-off for controlling charging busbar relay；
Charge busbar relay test unit, for detect charge busbar relay contact whether adhesion.
4. the double stake separated chargers of a rectifier cabinet according to claim 1, which is characterized in that first detection plate and institute
The second detection plate is stated, includes：
Charge busbar voltage current detecting unit, the voltage and current value for detecting charging busbar；
Charge bus insulation detection unit, the state of insulation for detecting charging busbar.
5. the double stake separated chargers of a rectifier cabinet according to claim 1, which is characterized in that the module board passes through respectively
CAN bus connection is connect with first master control borad and second master control borad, first detection plate and first master control
Plate is connected by RS485 buses, and second detection plate is connect with first master control borad by RS485 buses, and described first
TCU expense controls module is connect with first master control borad by CAN bus, and the 2nd TCU takes control module and second master control
Plate is connected by CAN bus.
6. the double stake separated chargers of a rectifier cabinet according to any one of claims 1 to 5, which is characterized in that described first
Master control borad and second master control borad further include：
Charged state judging unit is in charged state for judging whether；
Standby command transmission unit, for entering low power consumpting state and sending standby command to the first TCU expense controls module, institute
State the 2nd TCU expense controls module, first detection plate, second detection plate and the module board.
7. the double stake separated chargers of a rectifier cabinet according to any one of claims 1 to 5, which is characterized in that the module
Plate, including：
Charhing unit, it is female to the first charging busbar and the second charging for the alternating current of AC power to be converted to direct current electricity output
Line receives the first power signal and the second source power signal respectively, and controls the first charging busbar
Respective power is exported respectively with the second charging busbar；
Circuit is outputed, for cut-offfing first A.C. contactor and second A.C. contactor；
Open entry loop, for detecting the working condition for outputing circuit.
8. the double stake separated chargers of a rectifier cabinet according to claim 7, which is characterized in that it is described to output circuit, including：
Contactor control unit, for controlling cut-offfing for first A.C. contactor and the second A.C. contactor；
Heat-sink unit, for starting heat sinking function.
9. the double stake separated chargers of a rectifier cabinet according to claim 7, which is characterized in that the open entry loop, including：
Emergent stop signal receiving unit, for receiving the first emergent stop signal and the second emergent stop signal input by user；
Lightning protection device detection unit, the working condition for detecting lightning protection device；
Breaker detection unit, the working condition for detecting breaker；
Contactor connects confirmation unit, for judging whether first A.C. contactor and second A.C. contactor connect
It is logical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721526601.1U CN207842686U (en) | 2017-11-15 | 2017-11-15 | A kind of double stake separated chargers of a rectifier cabinet |
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| CN201721526601.1U CN207842686U (en) | 2017-11-15 | 2017-11-15 | A kind of double stake separated chargers of a rectifier cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452665A (en) * | 2020-05-25 | 2020-07-28 | 南京能瑞电力科技有限公司 | Intelligent charging and battery replacing cabinet for electric bicycle |
-
2017
- 2017-11-15 CN CN201721526601.1U patent/CN207842686U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452665A (en) * | 2020-05-25 | 2020-07-28 | 南京能瑞电力科技有限公司 | Intelligent charging and battery replacing cabinet for electric bicycle |
| CN111452665B (en) * | 2020-05-25 | 2021-09-24 | 南京能瑞电力科技有限公司 | Intelligent charging and battery replacing cabinet for electric bicycle |
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