CN113163597A - Direct current fills electric pile - Google Patents

Direct current fills electric pile Download PDF

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Publication number
CN113163597A
CN113163597A CN202110464685.5A CN202110464685A CN113163597A CN 113163597 A CN113163597 A CN 113163597A CN 202110464685 A CN202110464685 A CN 202110464685A CN 113163597 A CN113163597 A CN 113163597A
Authority
CN
China
Prior art keywords
circuit
charging pile
power supply
pile according
supply module
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.)
Pending
Application number
CN202110464685.5A
Other languages
Chinese (zh)
Inventor
何影
何刚
鲍丙永
吴亮
苏阳
张锦程
孔浩
张启亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hkust Intelligent Hefei Co ltd
CSG Smart Electrical Technology Co Ltd
Original Assignee
Hkust Intelligent Hefei Co ltd
CSG Smart Electrical Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hkust Intelligent Hefei Co ltd, CSG Smart Electrical Technology Co Ltd filed Critical Hkust Intelligent Hefei Co ltd
Priority to CN202110464685.5A priority Critical patent/CN113163597A/en
Publication of CN113163597A publication Critical patent/CN113163597A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components
    • H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/302—Cooling of charging equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/31—Charging columns specially adapted for electric vehicles
    • H02J7/70—
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/11—Printed elements for providing electric connections to or between printed circuits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T90/12—Electric charging stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention belongs to the technical field of charging piles, and particularly relates to a direct-current charging pile. The charging pile comprises an AC/DC power supply module U1, an alternating current circuit at the input end and a direct current circuit at the output end of the AC/DC power supply module U1 are both arranged on the same PCB, and the PCB is fixed on the AC/DC power supply module U1 through a bracket. The primary loop in the application has no external cables and copper bars, the installation process is simple, the cost and the production period can be reduced, and the production efficiency and the reliability are improved; the primary circuit is integrated on the PCB, so that the size of the charging pile is greatly reduced.

Description

Direct current fills electric pile
Technical Field
The invention belongs to the technical field of charging piles, and particularly relates to a direct-current charging pile.
Background
At present, the development of new energy industry electric automobile is widely advocated in the country, and as relying on electric energy operation's car, it becomes indispensable important supporting infrastructure equipment to fill electric pile, and wherein direct current fills electric pile and is widely used with its quick charge's characteristics. The direct current main loop unit realizes the control functions of breaking and closing, power allocation, overcurrent protection and the like of a charging loop, the monitoring unit and the direct current main loop unit respectively comprise a plurality of control modules and/or low-voltage electrical components with independent shells and wiring ports, the control modules and/or the low-voltage electrical components are connected through leads to form a controller for controlling the charging loop of the charging pile, when the charging pile is prepared, the control modules and/or the low-voltage electrical components are purchased from different manufacturers, are independently arranged at each position in the charging pile in an arrangement mode and are independently wired manually, so that the control modules and/or the low-voltage electrical components are independently installed, the internal space of the charging pile is occupied, the workload of processing and assembling a cabinet body is large, the overall volume is large, and the hardware cost investment during the preparation of the charging pile is increased, meanwhile, as the electrical connection among the devices is completed in a large number of manual cable wiring modes, the process is complex, the influence of human factors is large, the labor cost of the charging pile is high, the production period is long, and the production efficiency and the reliability of the charging pile are low easily.
In summary, there is an urgent need for a technical solution to solve the technical problems of high hardware cost and labor cost investment, long production period, and low production efficiency and reliability of the existing charging pile due to complicated process and manual cable wiring manner for electrical connection of each device in the charging pile.
Disclosure of Invention
In order to solve the problems of disorder cable copper bars, complex installation process, higher hardware cost and labor cost investment, longer production period and lower production efficiency and reliability when the primary circuit of the existing direct current charging pile is electrically connected, the invention provides a direct current charging pile, and the specific scheme is as follows:
a direct current charging pile comprises an AC/DC power supply module U1, an alternating current circuit at the input end and a direct current circuit at the output end of the AC/DC power supply module U1 are both arranged on the same PCB, and the PCB is fixed on the AC/DC power supply module U1 through a bracket.
Preferably, the alternating current circuit comprises an incoming leakage protection switch KN arranged on each alternating current power supply, an alternating current contactor and a lightning protection module SPD1, and the lightning protection module SPD1 comprises a lightning protector connected with each alternating current power supply and the ground.
Preferably, the direct current circuit comprises a fuse FU1 arranged on a positive output line, a direct current contactor K3 and a shunt arranged on a negative output line.
Preferably, the alternating current circuit and the direct current circuit are respectively located at two sides of the PCB and respectively close to the corresponding input end and output end of the AC/DC power module U1.
Preferably, the thickness of copper used between components and input/output lines in the AC and DC circuits is in the range of 3-5 ounces.
Preferably, the electrical distance between the alternating current circuits is not less than 6mm and not more than 12mm, and the electrical distance between the direct current circuits is not less than 10mm and not more than 20 mm.
Optimally, the copper plating mode on the circuit is a windowing mode.
Preferably, the two sides of the bracket are also provided with heat dissipation modules.
Preferably, the thickness of the PCB is not less than 2.5mm and not more than 5 mm.
The invention has the beneficial effects that:
(1) the primary loop in the application has no external cables and copper bars, the installation process is simple, the cost and the production period can be reduced, and the production efficiency and the reliability are improved; the primary circuit is integrated on the PCB, so that the size of the charging pile is greatly reduced.
(2) Alternating current circuit and direct current circuit are in this application discrete both sides on the PCB board, prevent that alternating current and direct current from producing the influence each other.
(3) The copper thickness and the copper foil that the circuit passes through are the formula of windowing, can support the passing of heavy current.
(4) The distance between the lines reduces the influence between the lines.
(5) The heat-dissipating module can improve the heat-dissipating capacity of the charging pile, and plays a role in protecting the PCB.
(6) The thickness of the PCB board in the application can guarantee the weight of the primary loop device.
Drawings
Fig. 1 is a schematic circuit diagram of a dc charging pile according to the present invention.
Fig. 2 and fig. 3 are structural diagrams of a dc charging pile according to the present invention.
1. A PCB board; 11. and (4) a bracket.
Detailed Description
As shown in fig. 1-2, a DC charging pile includes an AC/DC power module U1, an AC circuit at an input end and a DC circuit at an output end of the AC/DC power module U1 are both disposed on the same PCB board 1, and the PCB board 1 is fixed to the AC/DC power module U1 by a bracket 11.
The alternating current circuit comprises an incoming line leakage protection switch KN arranged on each phase of alternating current, an alternating current contactor and a lightning protection module SPD1, and the lightning protection module SPD1 comprises a lightning protection device connected with each phase of alternating current and the ground.
The direct current circuit comprises a fuse FU1 arranged on a positive output line, a direct current contactor K3 and a shunt arranged on a negative output line. This scheme all places alternating current circuit and direct current circuit on same PCB board 1 to carry out electrical connection through PCB board 1's internal line. A PCB board 1 is exactly a direct current fills the primary circuit of electric pile, directly installs PCB board 1 in the stake and can accomplish the whole tasks of a direct current fills the primary circuit installation of electric pile.
The AC/DC power supply module U1 is arranged below the PCB 1, and an alternating current circuit enters an input port of the AC/DC power supply module U1 below through the PCB 1 to perform AC-DC conversion. To this end, the ac part of the primary circuit is fully electrically connected through the PCB 1.
The alternating current circuit and the direct current circuit are respectively positioned on two sides of the PCB 1 and are respectively close to the corresponding input end and output end of the AC/DC power supply module U1.
The thickness of copper used between components and input/output lines in the ac and dc circuits is in the range of 3-5 ounces. Optimally, the copper plating mode on the circuit is a windowing mode, so that the passing of large current can be supported.
The alternating current circuit electrical spacing is not less than 6mm and not more than 12mm, and the direct current circuit electrical spacing is not less than 10mm and not more than 20mm, reduces the influence between each circuit.
The both sides of support 11 still set up heat radiation module, can improve the heat-sinking capability who fills electric pile, play the effect of protection PCB board 1.
The thickness of the PCB is not less than 2.5mm and not more than 5mm, and the weight of the primary loop device can be guaranteed to be supported. Specifically, the PCB is a 2-4-layer multilayer board, so that the thickness is increased, and the conductive capacity of the circuit board is improved.
As shown in fig. 2, the main components of the primary circuit are all fixed to the PCB board 1 by soldering or screws. The electrical connections are all made by routing internal to the PCB board 1. Lightning protection module SPD1, ac contactor K1, K2 weld on PCB board 1, with outside alternating current input line lug connection on PCB board 1, the alternating current input line passes through PCB board 1 inside wiring connection board and carries lightning protection SPD1 and ac contactor K1, ac contactor K2. The AC/DC power supply module U1 is arranged below the PCB 1, and an alternating current circuit enters an input port of the AC/DC power supply module U1 below through the PCB 1 to perform AC-DC conversion. To this end, the ac part of the primary circuit is fully electrically connected through the PCB 1.
The DC output port of the AC/DC power supply module U1 is connected to the PCB board 1. The fuse FU1, the shunt R1 and the DC contactor K3 are fixed on the PCB board 1 through screws and pads of the PCB board 1 and are electrically connected with the PCB board 1. The DC output of the AC/DC power supply module U1 is connected with a fuse FU1, a shunt R1 and a DC contactor K3 through the internal wiring of the PCB board 1. The direct current output after passing through the fuse FU1, the shunt R1 and the direct current contactor K3 is the direct current output part for charging the outside by the charging pile. So far, the direct current part of the primary loop completes all electrical connections through the PCB board 1.
As shown in fig. 2-3, the primary circuit integrated PCB board 1 occupies a small space in the charging pile, and makes full use of the space in the pile. Most of wiring in the pile is completed by the PCB board 1, and basically no electric wiring exists in the direct current pile. Due to the high concentration of the primary loop, the volume of the charging pile is only determined by the size of the AC/DC power module U1. The volume that fills electric pile is filled to direct current can reduce several times for the tradition.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1.一种直流充电桩，其特征在于，包括AC/DC电源模块U1，所述AC/DC电源模块U1输入端的交流电路和输出端的直流电路均设置在同一PCB板(1)上，所述PCB板(1)用支架(11)固定在AC/DC电源模块U1上。1. A DC charging pile, characterized in that it comprises an AC/DC power supply module U1, and the AC circuit at the input end of the AC/DC power supply module U1 and the DC circuit at the output end are both arranged on the same PCB board (1), and the The PCB board (1) is fixed on the AC/DC power supply module U1 by a bracket (11). 2.根据权利要求1所述的一种直流充电桩，其特征在于，所述交流电路包括设置在每相交流电上的进线漏电保护开关KN，交流接触器，还包括防雷模块SPD1，所述防雷模块SPD1包括与每相交流电和地连接的防雷器。2 . The DC charging pile according to claim 1 , wherein the AC circuit comprises an incoming line leakage protection switch KN, an AC contactor, and a lightning protection module SPD1 arranged on each phase of AC. 3 . The lightning protection module SPD1 includes a lightning protection device connected to each phase of alternating current and ground. 3.根据权利要求1所述的一种直流充电桩，其特征在于，所述直流电路包括设置在正输出线路的熔断器FU1、直流接触器K3、设置在负输出线路分流器。3 . The DC charging pile according to claim 1 , wherein the DC circuit comprises a fuse FU1 arranged on the positive output line, a DC contactor K3 , and a shunt arranged on the negative output line. 4 . 4.根据权利要求1所述的一种直流充电桩，其特征在于，所述交流电路和直流电路分别位于PCB板(1)上的两侧，且分别靠近AC/DC电源模块U1对应的输入端和输出端。4. A DC charging pile according to claim 1, characterized in that the AC circuit and the DC circuit are respectively located on both sides of the PCB board (1), and are respectively close to the input corresponding to the AC/DC power supply module U1 terminal and output terminal. 5.根据权利要求1所述的一种直流充电桩，其特征在于，所述交流电路和直流电路中各元器件之间和输入输出线路使用3-5个盎司范围内的铜厚。5 . The DC charging pile according to claim 1 , wherein copper thickness in the range of 3-5 ounces is used between components and input and output lines in the AC circuit and the DC circuit. 6 . 6.根据权利要求1所述的一种直流充电桩，其特征在于，所述交流电路电气间距不小于6mm且不大于12mm,直流电路电气间距不小于10mm且不大于20mm。6 . The DC charging pile according to claim 1 , wherein the electrical spacing of the AC circuit is not less than 6 mm and not more than 12 mm, and the electrical spacing of the DC circuit is not less than 10 mm and not more than 20 mm. 7 . 7.根据权利要求5或6所述的一种直流充电桩，其特征在于，线路上的敷铜方式为开窗式。7 . The DC charging pile according to claim 5 or 6 , wherein the copper coating method on the line is a window type. 8 . 8.根据权利要求1所述的一种直流充电桩，其特征在于，所述支架(11)的两侧还设置散热模块。8 . The DC charging pile according to claim 1 , wherein heat dissipation modules are further arranged on both sides of the bracket ( 11 ). 9 . 9.根据权利要求1所述的一种直流充电桩，其特征在于，所述PCB板(1)的厚度不小于2.5mm且不大于5mm。9 . The DC charging pile according to claim 1 , wherein the thickness of the PCB board ( 1 ) is not less than 2.5 mm and not more than 5 mm. 10 .
CN202110464685.5A 2021-04-28 2021-04-28 Direct current fills electric pile Pending CN113163597A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110464685.5A CN113163597A (en) 2021-04-28 2021-04-28 Direct current fills electric pile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110464685.5A CN113163597A (en) 2021-04-28 2021-04-28 Direct current fills electric pile

Publications (1)

Publication Number Publication Date
CN113163597A true CN113163597A (en) 2021-07-23

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CN202110464685.5A Pending CN113163597A (en) 2021-04-28 2021-04-28 Direct current fills electric pile

Country Status (1)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201210647Y (en) * 2008-04-24 2009-03-18 广州市友腾电子有限公司 Switched mode power supply component for power amplifier
CN201533450U (en) * 2010-02-04 2010-07-21 深圳市迈瑞特电路科技有限公司 PCB board with isolated alternating current area and direct current area
CN103390917A (en) * 2013-07-14 2013-11-13 鸥瑞智诺能源科技(北京)有限公司 Built-in charging management type battery pack
CN205793617U (en) * 2016-05-30 2016-12-07 康舒科技股份有限公司 Multilayer printed circuit board with wiring and power supply with same
CN211579668U (en) * 2020-03-18 2020-09-25 深圳市佳晟宇科技有限公司 Direct current charging power supply system and single-gun direct current charging all-in-one machine
CN112117816A (en) * 2020-09-21 2020-12-22 杭州微慕科技有限公司 A charging adapter
CN212400971U (en) * 2020-07-30 2021-01-26 深圳汇能智科技有限公司 Direct current fills electric pile control system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201210647Y (en) * 2008-04-24 2009-03-18 广州市友腾电子有限公司 Switched mode power supply component for power amplifier
CN201533450U (en) * 2010-02-04 2010-07-21 深圳市迈瑞特电路科技有限公司 PCB board with isolated alternating current area and direct current area
CN103390917A (en) * 2013-07-14 2013-11-13 鸥瑞智诺能源科技(北京)有限公司 Built-in charging management type battery pack
CN205793617U (en) * 2016-05-30 2016-12-07 康舒科技股份有限公司 Multilayer printed circuit board with wiring and power supply with same
CN211579668U (en) * 2020-03-18 2020-09-25 深圳市佳晟宇科技有限公司 Direct current charging power supply system and single-gun direct current charging all-in-one machine
CN212400971U (en) * 2020-07-30 2021-01-26 深圳汇能智科技有限公司 Direct current fills electric pile control system
CN112117816A (en) * 2020-09-21 2020-12-22 杭州微慕科技有限公司 A charging adapter

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Application publication date: 20210723