CN205871777U - Fill SDD control unit for electric pile - Google Patents
Fill SDD control unit for electric pile Download PDFInfo
- Publication number
- CN205871777U CN205871777U CN201620842025.0U CN201620842025U CN205871777U CN 205871777 U CN205871777 U CN 205871777U CN 201620842025 U CN201620842025 U CN 201620842025U CN 205871777 U CN205871777 U CN 205871777U
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- CN
- China
- Prior art keywords
- relay
- charging
- sdd
- connecting line
- control unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a do you fill (the smart direct of SDD for the electric pile currentDistribution, intelligent DC distribution module) the control unit, including SDD control panel, the module of charging binding post, rifle power binding post and relay charge, the module of charging binding post connects first relay through first connecting wire, connects the second relay through the second connecting wire, through the relay of setting with SDD control panel electric connection, utilize the SDD control panel to control charging source's break -make, the SDD control panel passes through real -time detection charging voltage and electric current, whether can automatic identification inside transfer relay the trouble, detect the feedback contact of relay simultaneously, guarantee the reliable diagnosis of relay trouble, the module of charging binding post connects first relay through first connecting wire, connect the second relay through the second connecting wire, and first relay and second relay respectively with the rifle power binding post electric connection that charges, this overall arrangement design line connection is clear, the mixed and disorderly condition can not appear, be favorable to later maintenance and maintenance.
Description
[technical field]
This utility model relates to circuit interconnection technique field, particularly relates to a kind of functional module rationally distributed, connection
Neatly, the charging pile SDD control unit that stability is high.
[background technology]
In recent years, direct-current charging post series products had obtained development and progress by a relatively large margin, in the active support of the government
Under, every technology achieves the biggest improvement, the fuel charger being functionally similar in gas station of direct-current charging post, can be fixed on
On ground, it is installed on public building (such as public building, market, Public Parking etc.) and parking lot, residential quarter or charging station
In, predominantly power battery of electric vehicle provides DC charging, and the input of direct-current charging post is directly connected to AC network, output
End is equipped with charging plug, is connected with electric automobile.
On the man-machine interactive interface that charging pile provides, it is possible to use specific recharged card is swiped the card, carry out corresponding
Such as charging modes, in the charging interval, cost data printing etc. operates.When charging pile display screen can show charge volume, expense, charging
Between etc. data.
The direct-current charging post used on the market at present is generally of following functions:
1, direct current supply ability can be provided.2, possess the defencive functions such as electric leakage, short circuit, overvoltage, under-voltage, mistake stream, it is ensured that
Charging pile safe and reliable operation.3, possess the required man-machine interfaces such as display, operation.4, DC charging metering.5, setting is swiped the card
The common modes of swiping the card such as interface, supports rfid card, IC-card, and configurable printer, it is provided that bill printing function.6, possesses charging
The connection status of interface judges, controls the perfect safety precautions such as guiding.
Although having obtained bigger progress technically, but the most popular direct-current charging post all having existed
Lead-in wire is long, and wiring is complicated, and binding post is many, and the problem that installation and debugging are inconvenient with maintenance, to this, those skilled in the art enters
Substantial amounts of research and development and experiment are gone.
[utility model content]
For overcoming the problem existing for prior art, this utility model provides a kind of functional module rationally distributed, and circuit is even
Connect clean and tidy, the charging pile SDD control unit that stability is high.
This utility model solves the scheme of technical problem and is to provide a kind of charging pile SDD control unit, including SDD control
Plate, at least one charging module binding post, at least one charging gun power terminal and several are electrical with SDD panel
The relay connected；Described charging module binding post connects the first relay by the first connecting line, by the second connecting line
Connecting the second relay, described first relay and the second relay are electrically connected with charging gun power terminal respectively.
Preferably, arrange on described first connecting line or on the connecting line of the first relay and charging gun power terminal
There is at least one diverter；On described second connecting line or on the connecting line of the second relay and charging gun power terminal
It is provided with at least one fuse.
Preferably, the quantity of described charging module binding post and charging gun power terminal is all two；Charging mould
Block binding post includes a charging module binding post and No. two charging module binding posts, charging gun power terminal attached bag
Include charging gun power terminal and No. two charging gun power terminal.
Preferably, between described first relay and diverter, copper bar between the second relay and fuse, is used to carry out electricity
Property connect；Copper bar is used to be electrically connected with between first relay and the second relay and charging gun power terminal.
Preferably, a described charging module binding post connects the first relay by the first connecting line, by second
Connecting line connects the second relay；No. two charging module binding posts connect the 3rd relay by the 3rd connecting line, by the
Four connecting lines connect the 4th relay；Between described first connecting line and the 3rd connecting line and the second connecting line and the 4th connect
Connecting a relay between line respectively, two relays realize two-way and are connected in parallel；
Described first relay and the second relay are electrically connected with charging gun power terminal respectively；
Described 3rd relay and the 4th relay are electrically connected with No. two charging gun power terminal respectively.
Preferably, described fuse is 300A fuse.
Preferably, described a kind of charging pile SDD control unit also includes for two of respective busbar voltage of releasing solely
Vertical leadage circuit；Described leadage circuit include control switch with the bleeder resistance connected, the other end of bleeder resistance each and
Second connecting line or the 4th connecting line connect, and the other end controlling switch is each connected with the first connecting line or the 3rd connecting line,
Control switch in leadage circuit is controlled by SDD panel control signal.
Preferably, described a kind of charging pile SDD control unit is additionally provided with at least one be connected with SDD panel,
For the fan lowered the temperature for system.
Preferably, described a kind of charging pile SDD control unit also includes for being connected with SDD panel, for carrying out
The ammeter of electric quantity metering and the panel leds for display system internal operation state.
Preferably, described bleeder resistance is Crowbar resistance, control switch for insulated gate bipolar transistor or IGBT or
Relay.
Compared with prior art, this utility model one charging pile SDD control unit is controlled with SDD by arranging several
The relay that making sheet is electrically connected with, SDD panel, by detection charging voltage and electric current in real time, can identify internal switching automatically
Relay whether fault, detects the feedback contact of relay, it is ensured that the reliable diagnosis of relay fault, charging module wiring simultaneously
Terminal connects the first relay by the first connecting line, connects the second relay by the second connecting line, and the first relay and
Second relay is electrically connected with charging gun power terminal respectively, such layout designs so that internal system is more advised
Then, connection is clear, does not haves mixed and disorderly situation, beneficially later maintenance and maintenance.
[accompanying drawing explanation]
Fig. 1 is the stereoscopic-state structural representation of this utility model a kind of charging pile SDD control unit.
Fig. 2 is the flat state structural representation of this utility model a kind of charging pile SDD control unit.
[detailed description of the invention]
For making the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with drawings and Examples,
This utility model is further elaborated.Should be appreciated that specific embodiment described herein is used only for explaining this
Utility model, is not used to limit this utility model.
Referring to Fig. 1 and Fig. 2, this utility model one charging pile SDD control unit 13 includes SDD panel 134, extremely
A few charging module binding post 133, at least one charging gun power terminal 131 and several and SDD panel 134
The relay 130 being electrically connected with；Described charging module binding post 133 connects the first relay 1301 by the first connecting line,
Connect the second relay 1302 by the second connecting line, described first relay 1301 and the second relay 1302 respectively with charging
Rifle power terminal 131 is electrically connected with.
By arranging several relays 130 being electrically connected with SDD panel 134, SDD panel 134 is by real time
Detection charging voltage and electric current, can identify internal switching relay 130 whether fault automatically, simultaneously detection relay 130
Feedback contact, it is ensured that the reliable diagnosis of relay 130 fault, charging module binding post 133 connects the by the first connecting line
One relay 1301, connects the second relay 1302, and the first relay 1301 and the second relay by the second connecting line
1302 are electrically connected with charging gun power terminal 131 respectively, such layout designs so that internal system is more regular,
Connection is clear, does not haves mixed and disorderly situation, beneficially later maintenance and maintenance.
Preferably, on described first connecting line or the connection of the first relay 1301 and charging gun power terminal 131
At least one diverter 136 it is provided with on line；On described second connecting line or the second relay 1302 connects with charging gun power
At least one fuse 137 it is provided with on the connecting line of line terminals 131.SDD panel 134, by detection output voltage, can be sentenced
Whether disconnected fuse 137 fuses.
Preferably, the quantity of described charging module binding post 133 and charging gun power terminal 131 is all two；
Charging module binding post 133 includes a charging module binding post and No. two charging module binding posts, charging gun power
Binding post 131 includes charging gun power terminal and No. two charging gun power terminal.
Preferably, between described first relay 1301 and diverter 136, between the second relay 1302 and fuse 137
Copper bar is used to be electrically connected with；First relay 1301 and the second relay 1302 and charging gun power terminal 131 it
Between use copper bar be electrically connected with, the utilization of copper bar improves the neat degree of integral layout, circuit the most to a great extent
It is clear to connect.
Preferably, a described charging module binding post connects the first relay 1301 by the first connecting line, passes through
Second connecting line connects the second relay 1302；No. two charging module binding posts connect the 3rd relay by the 3rd connecting line
1303, connect the 4th relay 1304 by the 4th connecting line；Between described first connecting line and the 3rd connecting line and second
Connecting a relay between connecting line and the 4th connecting line respectively, two relays realize two-way and are connected in parallel；Ordinary circumstance
The lower relay being connected in parallel between second connecting line and the 4th connecting line is off, such charging module binding post
Charging gun power terminal and No. two charging gun power terminal sub-lists are given respectively with No. two charging module binding posts
Solely power supply.When needs big electric current quick charge, the relay that can will be connected in parallel between the second connecting line and the 4th connecting line
Device closes, and two such charging module binding post 133 is in parallel gives the power supply of charging gun power terminal 131, it is provided that double
Electric current output again, improves charge rate.
Described first relay 1301 and the second relay 1302 electrically connect with charging gun power terminal respectively
Connect；
Described 3rd relay 1303 and the 4th relay 1304 electrically connect with No. two charging gun power terminal respectively
Connect.
SDD panel 134, by detection charging voltage and electric current in real time, can identify internal switching relay 130 automatically
Whether fault；Detect the feedback contact of relay 130, it is ensured that the reliable diagnosis of relay 130 fault simultaneously.The reality of double check
Existing mode: described a kind of charging pile SDD control unit 13 internal circuit has individually to be examined the voltage of charging gun outfan
Survey, if the first relay 1301 and the second relay 1302 or the 3rd relay 1303 and the 4th relay 1304 close
After, output detections less than voltage, then judges that relay 130 there may be fault；Another SDD panel 134 is also to relay 130
Output dry contact is detected, and comprehensively relay 130 fault can accurately be judged by these 2, it is to avoid wrong report.
Preferably, described fuse 137 is 300A fuse 137.
Preferably, described a kind of charging pile SDD control unit 13 also includes two for respective busbar voltage of releasing
Independent leadage circuit；Described leadage circuit includes controlling switch and the bleeder resistance connected, and the other end of bleeder resistance is each
Being connected with the second connecting line or the 4th connecting line, the other end controlling switch each connects with the first connecting line or the 3rd connecting line
Connecing, the control switch in leadage circuit is controlled by SDD panel 134 control signal.
Preferably, described a kind of charging pile SDD control unit 13 is additionally provided with at least one and SDD panel 134
It is connected, for the fan for system cooling.The intelligent speed-regulating of fan can control internal temperature, has and can extend fan life.
Preferably, described a kind of charging pile SDD control unit 13 also include for being connected with SDD panel 134, for
Carry out the ammeter of electric quantity metering and for the panel leds 132 of display system internal operation state.
Preferably, described bleeder resistance is Crowbar resistance, control switch for insulated gate bipolar transistor or IGBT or
Relay.Second connecting line and the 4th connecting line control switch by two and a Crowbar resistance is connected to publicly, logical
Cross and control to switch releasing of control bus voltage, when controlling switch and using insulated gate bipolar transistor, insulated gate bipolar
The power supply using floating ground that drives of transistor npn npn is driven, SDD panel 134 control signal producing isolation controls, control
Make two insulated gate bipolar transistors busbar voltage is released, it is achieved that only realize two-way with a Crowbar resistance
Release, provide cost savings, meanwhile, use CrowBar resistance, utilize it to have the feature of bigger instantaneous power, Ke Yi great
Big reduction resistance volume.
This kind of charging pile SDD control unit 13 can complete the Detection & Controling of charging pile strong power part and electricity
Metering；Cigarette sense, water logging, gate inhibition's detection and protection can also be carried out；Detection intake air temperature and air outlet temperature, to charging pile machine
Cabinet internal temperature is adjusted.
SDD panel 134 be core control function, complete detection and the drainage function of strong power part, with weak current part every
From, the internal ammeter arranged and insulation instrument are respectively used to the parameters such as the voltage of detection limit road output, electric current, power consumption, Yi Jijian
Survey whether the positive and negative insulation characterisitic to PE of voltage meets security requirement.Relay 130 can carry out exporting the switch control of energy
System and wired in parallel output control, and the residual amount of energy of module end is released by bleeder resistance, in order to avoid making electric shock.
The meaning of each status indicator lamp in panel leds 132 can be by User Defined, for described one
Charging pile SDD control unit 13 shows internal state, it is simple to user carries out breakdown judge, is very easy to debugging process.
The meaning of each display lamp is defined, the function such as but not limited to following according to user:
| LED | Function |
| 1 | A rifle power relay or fuse failure |
| 2 | A rifle Insulation monitoring fault |
| 3 | A ammeter communication failure |
| 4 | Retain |
| 5 | Retain |
| 6 | A rifle power relay or fuse failure |
| 7 | A rifle Insulation monitoring fault |
| 8 | A ammeter communication failure |
| 9 | Retain |
| 10 | State of shaking hands with MCC |
SDD control unit 13 gathers the voltage between each copper bar by sampled measurements and measures two charging gun power terminal
The voltage of son 131, detects the charging current of two charging gun power terminal 131 simultaneously by sampling diverter.
Compared with prior art, this utility model one charging pile SDD control unit 13 is by arranging several and SDD
The relay 130 that panel 134 is electrically connected with, SDD panel 134, can be automatic by detection charging voltage and electric current in real time
Identify internal switching relay 130 whether fault, detect the feedback contact of relay 130, it is ensured that relay 130 fault simultaneously
Reliable diagnosis, charging module binding post 133 connects the first relay 1301 by the first connecting line, by the second connecting line even
Connect the second relay 1302, and the first relay 1301 and the second relay 1302 respectively with charging gun power terminal 131
Being electrically connected with, such layout designs so that internal system is more regular, connection is clear, does not haves mixed and disorderly situation,
Be conducive to later maintenance and maintenance.
Above-described this utility model embodiment, is not intended that the restriction to this utility model protection domain.Any
Amendment, equivalent and the improvement etc. made within spirit of the present utility model and principle, should be included in this utility model
Claims within.
Claims (10)
1. a charging pile SDD control unit, it is characterised in that: include SDD panel, at least one charging module terminals
Son, at least one charging gun power terminal and several relays being electrically connected with SDD panel；Described charging module
Binding post connects the first relay by the first connecting line, connects the second relay by the second connecting line, and described first continues
Electrical equipment and the second relay are electrically connected with charging gun power terminal respectively.
2. a kind of charging pile SDD control unit as claimed in claim 1, it is characterised in that: on described first connecting line
Or first relay and charging gun power terminal connecting line on be provided with at least one diverter；Connect described second
It is provided with at least one fuse on line or on the connecting line of the second relay and charging gun power terminal.
3. a kind of charging pile SDD control unit as claimed in claim 1, it is characterised in that: described charging module terminals
The quantity of son and charging gun power terminal is all two；Charging module binding post includes a charging module binding post
With No. two charging module binding posts, charging gun power terminal attached bag includes charging gun power terminal and No. two chargings
Rifle power terminal.
4. charging pile SDD control unit as claimed in claim 2 a kind of, it is characterised in that: described first relay with point
Copper bar is used to be electrically connected with between stream device, between the second relay and fuse；
Copper bar is used to be electrically connected with between first relay and the second relay and charging gun power terminal.
5. a kind of charging pile SDD control unit as claimed in claim 3, it is characterised in that: a described charging module connects
Line terminals connects the first relay by the first connecting line, connects the second relay by the second connecting line；No. two charging modules
Binding post connects the 3rd relay by the 3rd connecting line, connects the 4th relay by the 4th connecting line；Described first even
A relay it is connected respectively, two relays between wiring with the 3rd connecting line and between the second connecting line and the 4th connecting line
Device realizes two-way and is connected in parallel；
Described first relay and the second relay are electrically connected with charging gun power terminal respectively；
Described 3rd relay and the 4th relay are electrically connected with No. two charging gun power terminal respectively.
6. a kind of charging pile SDD control unit as claimed in claim 2, it is characterised in that: described fuse is 300A fuse.
7. a kind of charging pile SDD control unit as claimed in claim 5, it is characterised in that: also include for releasing each
Two independent leadage circuits of busbar voltage；Described leadage circuit includes controlling switch and the bleeder resistance connected, vent discharge
Resistance the other end is each connected with the second connecting line or the 4th connecting line, control switch the other end each and the first connecting line or
3rd connecting line connects, and the control switch in leadage circuit is controlled by SDD panel control signal.
8. charging pile SDD control unit as claimed in claim 1 a kind of, it is characterised in that: be additionally provided with at least one with
SDD panel is connected, for the fan for system cooling.
9. charging pile SDD control unit as claimed in claim 8 a kind of, it is characterised in that: also include for SDD control
Plate is connected, for carrying out the ammeter of electric quantity metering and for the panel leds of display system internal operation state.
10. a kind of charging pile SDD control unit as claimed in claim 7, it is characterised in that: described bleeder resistance is
Crowbar resistance, controls switch for insulated gate bipolar transistor or IGBT or relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842025.0U CN205871777U (en) | 2016-08-04 | 2016-08-04 | Fill SDD control unit for electric pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842025.0U CN205871777U (en) | 2016-08-04 | 2016-08-04 | Fill SDD control unit for electric pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205871777U true CN205871777U (en) | 2017-01-11 |
Family
ID=57701011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620842025.0U Expired - Fee Related CN205871777U (en) | 2016-08-04 | 2016-08-04 | Fill SDD control unit for electric pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205871777U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711916A (en) * | 2018-06-27 | 2018-10-26 | 友邦电气（平湖）股份有限公司 | 90KW to 120KW charging piles direct current output module |
| WO2020147198A1 (en) * | 2019-01-16 | 2020-07-23 | 四川蔚宇电气有限责任公司 | Charging post controller with functional modules connected by means of pcb, and charging post thereof |
| CN112615413A (en) * | 2020-12-28 | 2021-04-06 | 山东鲁能软件技术有限公司智能电气分公司 | Direct current charging unit and matrix type charging system |
-
2016
- 2016-08-04 CN CN201620842025.0U patent/CN205871777U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711916A (en) * | 2018-06-27 | 2018-10-26 | 友邦电气（平湖）股份有限公司 | 90KW to 120KW charging piles direct current output module |
| WO2020147198A1 (en) * | 2019-01-16 | 2020-07-23 | 四川蔚宇电气有限责任公司 | Charging post controller with functional modules connected by means of pcb, and charging post thereof |
| CN112615413A (en) * | 2020-12-28 | 2021-04-06 | 山东鲁能软件技术有限公司智能电气分公司 | Direct current charging unit and matrix type charging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20180804 |