CN107706574A - 大电流快充导电棒 - Google Patents
大电流快充导电棒 Download PDFInfo
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- CN107706574A CN107706574A CN201710875405.3A CN201710875405A CN107706574A CN 107706574 A CN107706574 A CN 107706574A CN 201710875405 A CN201710875405 A CN 201710875405A CN 107706574 A CN107706574 A CN 107706574A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
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- 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
- B60L53/10—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 characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R3/00—Electrically-conductive connections not otherwise provided for
- H01R3/08—Electrically-conductive connections not otherwise provided for for making connection to a liquid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
-
- 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
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
本发明公开了一种大电流快充导电棒,其包括中空棒体,在中空棒体中封装有石墨烯分散液。本发明的大电流快充导电棒不仅利用石墨烯分散液良好的导电性能实现了大电流供电连接,而且还通过石墨烯分散液良好的散热性能在充电过程中带走大量的热量,提高了电动汽车大电流充电的安全性和可靠性,具有结构简单、通流能力强、安全性高的特点,解决了现有技术存在的问题,具有良好的应用前景。
Description
技术领域
本发明属于大电流导电技术领域,主要涉及大电流充电技术,确切的说是涉及一种用于电动汽车快速充电的大电流快充导电棒。
背景技术
自上世纪70年代以来,受到全球能源危机影响以及对环境污染问题的重视,国家开始大力倡导新能源汽车的发展。特别是近年来,各大传统车企以及新兴互联网企业都纷纷大力发展纯电动汽车,电动汽车创业公司也如雨后春笋般涌现。目前电动汽车公司在中国冒出了200多家,由中国投资者主导的比较有名的电动汽车品牌有法拉第、未来、LucidMotors、卡玛汽车以及蔚来汽车等。
目前,国内大部分的纯电动汽车充电使用的都是随车配备的便携式充电设备,其采用直流或者两相、三相交流电,充电电流一般在16-32A左右,根据不同动力电池组的容量,由零到充满电的时间一般在5至8小时左右。充电慢的问题极大的制约了电动汽车的发展,为满足广大电动汽车车主的需求,各种大电流快速充电的超级充电桩应运而生。例如特斯拉120KW超级充电桩能够提供高达240A的充电电流,可以在40分钟内为特斯拉Model S充入80%的电量。而且许多厂家为了能够10分钟内为电动汽车充入80%的电量,更是正在研发350KW以上的超级充电桩,其充电电流最少要达到700。但大幅度增加充电电流,不可避免的会导致电缆严重发热,常规的解决方式就是换装截面积更大的电缆,但随着电缆截面积的增加,电缆的外径也会越来越粗,导致人们操作起来非常不便。
发明内容
本发明的目的是:提供一种结构简单、通流能力强的大电流快充导电棒。
本发明的技术方案是:一种大电流快充导电棒,其特征在于,包括中空棒体,在中空棒体中封装有石墨烯分散液。
所述的石墨烯分散液为石墨烯水溶液或石墨烯有机溶液。
所述的石墨烯分散液的质量百分浓度大于1‰。
所述的中空棒体主要由前端的中空柱状导电头及密封连接于该中空柱状导电头后端的导电管组成。
所述的导电管由若干管节通过管接头密封连接而成,在导电管的末端设有密封堵头。
本发明的大电流快充导电棒不仅利用了石墨烯分散液良好的导电性能实现了大电流供电连接,而且还通过石墨烯分散液良好的散热性能在充电过程中带走大量的热量,提高了电动汽车大电流充电的安全性和可靠性,同时,本发明的大电流快充导电棒相比现有的连接电缆具有较小的尺寸,方便在电动汽车上安装实现电动汽车的大电流快充,其具有结构简单、通流能力强、安全性高的特点,解决了现有技术存在的问题,具有良好的应用前景。
附图说明
图1为本发明大电流快充导电棒的结构示意图;
图2为图1中的局部剖视图;
图3为本发明大电流快充导电棒的使用状态图。
具体实施方式
本发明的大电流快充导电棒主要是由中空棒体及封装在中空棒体内的石墨烯分散液组成。其具体实施例如图1、图2所示,其中空棒体包括前端设置的中空柱状导电头1,在中空柱状导电头1的后部密封连接有导电管2,为方便调整导电棒的整体长度,该导电管2是由若干管节3通过管接头密封连接组成,导电管2的管腔21与中空柱状导电头1内的空腔11连通,在导电管2的末端通过内螺纹旋转密封堵头4。利用密封堵头4可以在石墨烯分散液灌装完毕后将石墨烯分散液与外界隔离,灌装的石墨烯分散液可以采用腐蚀性较低的石墨烯水溶液或石墨烯有机溶液,质量百分浓度大于1‰。
具体应用时,如图3所示,在电动汽车10的底部通过上下偏转的转动装配结构或竖向升降的导向装配结构间隔的安装两根大电流快充导电棒20,该两根大电流快充导电棒20分别与电动汽车10上的动力电池正极、负极对应电连接,在地面上对应两根大电流快充导电棒20埋设两个液体槽30,在两液体槽30中分别加注质量百分浓度大于1‰的石墨烯分散液40,两液体槽30的另一端连接两根电缆,这两根电缆的一端分别与两液体槽30内的石墨烯分散液40电连接,这两个电缆的另一端分别连接充电机的正极输出接口和负极输出接口。当电动汽车需要充电时,将电动汽车行驶到液体槽上方,然后放下其底部安装的两根大电流快充导电棒20,两大电流快充导电棒20浸入到液体槽的石墨烯分散液中,从而通过石墨烯分散液以及电缆与充电机连接。
Claims (5)
1.一种大电流快充导电棒,其特征在于,包括中空棒体,在中空棒体中封装有石墨烯分散液。
2.根据权利要求1所述的大电流快充导电棒,其特征在于,所述的石墨烯分散液为石墨烯水溶液或石墨烯有机溶液。
3.根据权利要求2所述的大电流快充导电棒,其特征在于,所述的石墨烯分散液的质量百分浓度大于1‰。
4.根据权利要求1所述的大电流快充导电棒,其特征在于,所述的中空棒体主要由前端的中空柱状导电头及密封连接于该中空柱状导电头后端的导电管组成。
5.根据权利要求4所述的电动汽车大电流快充装置,其特征在于,所述的导电管由若干管节通过管接头密封连接而成,在导电管的末端设有密封堵头。
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Cited By (2)
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CN114776114A (zh) * | 2022-05-11 | 2022-07-22 | 杨亚生 | 由手机控制无人值守可自动充电及停车的地下停车库系统 |
WO2024064483A1 (en) * | 2022-09-23 | 2024-03-28 | Caterpillar Inc. | High-velocity air-fuel coatings for conductor corrosion resistance |
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