CN104685728A - 端子用间隔物 - Google Patents

端子用间隔物 Download PDF

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CN104685728A
CN104685728A CN201380051039.XA CN201380051039A CN104685728A CN 104685728 A CN104685728 A CN 104685728A CN 201380051039 A CN201380051039 A CN 201380051039A CN 104685728 A CN104685728 A CN 104685728A
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terminal
sept
electric wire
slit portion
wire insertion
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CN104685728B (zh
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杉山大介
塚本节
渡边润一
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Yazaki Corp
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42Securing in a demountable manner
    • H01R13/426Securing by a separate resilient retaining piece supported by base or case, e.g. collar or metal contact-retention clip
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10Methods 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
    • B60L53/14Conductive energy transfer
    • B60L53/18Cables specially adapted for charging electric vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/516Means for holding or embracing insulating body, e.g. casing, hoods
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L2270/00Problem solutions or means not otherwise provided for
    • B60L2270/30Preventing theft during charging
    • B60L2270/32Preventing theft during charging of electricity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L2270/00Problem solutions or means not otherwise provided for
    • B60L2270/30Preventing theft during charging
    • B60L2270/34Preventing theft during charging of parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10Methods 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
    • B60L53/14Conductive energy transfer
    • B60L53/16Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5205Sealing means between cable and housing, e.g. grommet
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/26Connectors or connections adapted for particular applications for vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/10Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
    • H01R4/18Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
    • H01R4/183Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping for cylindrical elongated bodies, e.g. cables having circular cross-section
    • H01R4/184Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping for cylindrical elongated bodies, e.g. cables having circular cross-section comprising a U-shaped wire-receiving portion
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
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    • Y02T10/00Road transport of goods or passengers
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    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

筒状的端子用间隔物(50)装载在与充电端子(20A)连接的电线(W)的外周。端子用间隔物(50)具有沿着端子用间隔物(50)的轴向SD遍及端子用间隔物(50)的全长地设置的狭缝部(51)。狭缝部(51)具有:电线(W)能插入的电线插入用狭缝部(52);及与电线插入用狭缝部(52)连续且开口宽度比电线插入用狭缝部(52)的开口宽度狭窄的狭窄狭缝部(53)。

Description

端子用间隔物
技术领域
本发明涉及装载在与端子连接的电线的外周的端子用间隔物。
背景技术
以往,为了对搭载在电动汽车(EV)、混合电动汽车(HEV)等车辆上的电池充电,使用充电连接器、充电插口装置(例如参照专利文献1)。在各个这些充电连接器、充电插口装置中,在将端子定位并固定在壳体上的情况下,有的情况下使用端子用间隔物。参照图1说明端子用间隔物的一个例子。
如图1所示,端子用间隔物100被形成为圆筒状。在端子用间隔物100上,遍及全长地设置有沿着筒状的轴向的狭缝部110(间隙)。狭缝部110遍及全长形成为均一的开口宽度。
在端子的电线连接部连接了电线(未图示)的末端后,从狭缝部110将电线的末端插入到端子用间隔物100的内部,从而将端子用间隔物100以覆盖端子的电线连接部的一部分的状态装载在电线的末端。根据端子用间隔物100,由于能够在进行了向端子的电线连接作业之后进行端子用间隔物的100的装载作业,因此作业性良好。
现有技术文献
专利文献
专利文献1:日本特开2011-244590号公报(图2~图4)
发明内容
发明欲解决的问题
然而,在端子用间隔物100中,由于即使在不使端子用间隔物100弹性变形的状态下,狭缝部110也开口,因此端子用间隔物100有可能容易经由狭缝部110从电线的末端和端子的电线连接部脱落。此处,为了使端子用间隔物100不容易从电线的末端和端子的电线连接部脱落,而减小狭缝部110的开口宽度、或者做成为几乎不开口那样的狭缝形状时,向电线的末端的装载作业性会变差。
本发明是为了解决上述问题而完成的,其目的在于提供一种端子用间隔物,该端子用间隔物向端子的装载作业性良好,且在装载至端子后不容易从端子脱落。
用于解决问题的方案
根据本发明的第1形态,提供一种端子用间隔物,该端子用间隔物是筒状,装载在与端子连接的电线的外周,所述端子用间隔物的特征在于,包括狭缝部,所述狭缝部沿着所述端子用间隔物的轴向遍及所述端子用间隔物的全长地设置,所述狭缝部具有:电线插入用狭缝部,所述电线能插入到所述电线插入用狭缝部中;及狭窄狭缝部,所述狭窄狭缝部与所述电线插入用狭缝部连续,开口宽度比所述电线插入用狭缝部的开口宽度狭窄。
根据本发明的第2形态,所述电线插入用狭缝部在所述端子用间隔物的轴向的一个端面上开口。
根据本发明的第3形态,所述电线插入用狭缝部具有锥面,所述锥面是与所述狭窄狭缝部连续的部位缓缓将开口宽度变窄的锥面。
根据本发明的第4形态,在所述端子用间隔物的轴向的端面上设置有向内周方向突出的支承壁部。
发明的效果
根据本发明,从开口宽度比狭窄狭缝部的开口宽度宽的电线插入用狭缝部插入电线,在插入的电线部位一边压开狭窄狭缝部一边使电线进入端子用间隔物内,从而能够在电线上装载端子用间隔物。因此,作业者不会使不适度的外力作用在端子用间隔物上,就能够将端子用间隔物装载在端子上。另外,由于装载在电线上的端子用间隔物的狭缝部具有狭窄狭缝部,因此,与遍及端子用间隔物的全长地形成电线插入用狭缝部的以往的端子用间隔物相比,不容易从电线脱落。由于以上原因,端子用间隔物向端子的装载作业性良好,且在装载到端子上后,不容易从端子脱落。
附图说明
图1是示出背景技术所涉及的端子用间隔物的立体图。
图2是示出本实施方式所涉及的充电连接器的立体图。
图3是示出本实施方式所涉及的充电连接器的分解立体图(外壳体的单侧分解图)。
图4是示出本实施方式所涉及的充电连接器的分解立体图(外壳体的两侧分解图)。
图5是示出本实施方式所涉及的充电连接器1的内部的剖视图(图3的A向视图)。
图6是示出本实施方式所涉及的充电端子20A的剖视图(图3的B-B剖视图)。
图7A是示出本实施方式所涉及的端子用间隔物的立体图。
图7B是示出本实施方式所涉及的端子用间隔物的立体图。
图8是将本实施方式所涉及的端子用间隔物装载在电线上时的说明图。
图9是示出本实施方式的变形例所涉及的端子用间隔物的立体图。
附图标记的说明
1…充电连接器
10…连接器外壳
20…连接器主体
20A…充电端子
20B…连接器壳体
30…锁定机构
50…端子用间隔物
50A、50B…端面
51…狭缝部
52…电线插入用狭缝部
52A、52B、52C…锥面
53、54…狭窄狭缝部
55…支承壁部
60…防水橡胶
70…橡胶支承板
W…电线
SD…轴向
具体实施方式
参照附图说明使用了本发明所涉及的端子用间隔物的充电连接器的实施方式。此外,在以下的附图的记载中,在相同或者类似的部分标注相同或者类似的附图标记。但是,应该留意附图是示意性的,各尺寸的比率等与实际不同。所以,具体的尺寸等应该参考以下的说明来判断。另外,在附图相互之间包含相互的尺寸的关系、比率不同的部分。
(充电连接器的构成)
首先,参照附图说明本实施方式所涉及的充电连接器1的构成。图2是示出本实施方式所涉及的充电连接器1的立体图。图3和图4是示出本实施方式所涉及的充电连接器1的分解立体图。图5是示出本实施方式所涉及的充电连接器1的内部的剖视图(图3的A向视图)。
如图2~图5所示,充电连接器1被构成为能与设置有对方侧端子的对方侧连接器(充电插口装置)嵌合。充电连接器1包括:连接器外壳10,其是通过将一对壳体分割体10A、10B互相组装而形成的连接器外壳10;连接器主体20,其被容纳在连接器外壳10中,将连接有电线W的多个充电端子20A容纳在连接器壳体20B内;及锁定机构30,其能阻止对方侧连接器(未图示)与连接器主体20在嵌合时相互脱离。
连接器外壳10如图4和图5所示,具有:壳体容纳部11,其容纳连接器壳体20B;电线容纳部12,其容纳与充电端子20A连接的电线W;及锁定件容纳部13,其在壳体容纳部11和电线容纳部12的上方容纳锁定机构30的。
在壳体容纳部11,如图4和图5所示,在前端的开口遍及全周地设置有两条轴向限制肋14A、14B。在1个轴向限制肋14A上形成有与连接器壳体20B的后述旋转方向限制突起27卡合的旋转方向限制孔15。
在壳体容纳部11与电线容纳部12之间设置有侧视曲柄状的端子支承壁16。在端子支承壁16上形成有与连接器壳体20B内的充电端子20A连接的电线W能插通的电线插通孔16A。
电线容纳部12的一部分是作业者把持的手柄。在电线容纳部12与锁定件容纳部13之间设置有保持微型开关M(参照图5)的开关保持台18。与连接器主体20的充电端子20A连接的电线W从开关保持台18的下侧通过电线容纳部12被拉出到外部。
连接器主体20如上所述包括:多个充电端子20A,其与对方侧连接器的对方侧端子(未图示)连接;及圆筒状的连接器壳体20B,其容纳多个充电端子20A。
充电端子20A被构成为能与对方侧连接器的对方侧端子(未图示)连接。此外,关于充电端子20A的构成进行后述。
连接器壳体20B如图3~图5所示,具有:外部罩24,其设置在连接器外壳10的外部并与对方侧连接器(未图示)嵌合;两条嵌合肋25A、25B,其设置在外部罩24的后端并与轴向限制肋14A、14B嵌合;及圆筒状的多个端子容纳壳体部26,其从外部罩24内设置到连接器外壳10的内部容纳壳体部。
在两条嵌合肋25A、25B之间设置有旋转方向限制突起27,该旋转方向限制突起27插入到设置在壳体容纳部11的旋转方向限制孔15中并卡合。多个端子容纳壳体部26在内部分别容纳多个充电端子20A,且在连接器壳体20B的周向隔开间隔地配置。
在对方侧连接器(未图示)与连接器壳体20B的嵌合状态下,锁定机构30阻止对方侧连接器与连接器壳体20B的脱离。如图5所示,锁定机构30包括:锁定臂31;锁定爪32,其设置在锁定臂31的前端并与对方侧连接器(未图示)卡合;锁定操作部33,其设置在锁定臂31的后端且使作业者能操作锁定臂31;及螺旋弹簧34,其将锁定臂31朝向锁定位置(图5的实线)施力。
锁定臂31在锁定爪32卡合在对方侧连接器(未图示)的锁定位置(图5的实线)、与对方侧连接器与锁定爪32的卡合被解除的解除位置(图5的双点划线)之间,以摆动支点31A为中心自由摇动地设置。锁定爪32和锁定操作部33露出到连接器外壳10的外部,锁定操作部33能操作微型开关M的接通、断开。
(充电端子的构成)
接下来,参照图6、图7A和图7B说明上述的充电端子20A的构成。图6是示出本实施方式所涉及的充电端子20A的剖视图(图3的B-B剖视图)。图7A和图7B是分别示出本实施方式所涉及的端子用间隔物50的立体图。
如图6所示,充电端子20A包括:端子连接部21,其与对方侧端子(未图示)连接;电线连接部22,其与端子连接部21连续且与电线W连接;及抵接爪23,其使端子用间隔物50抵接。
在与电线连接部22连接的电线W上装载有:端子用间隔物50;防水橡胶60,其安装在端子用间隔物50的后端;及橡胶支承板70,其设置在防水橡胶60的后端且防止防水橡胶60进入电线插通孔16A。
充电端子20A在装载有端子用间隔物50、防水橡胶60和橡胶支承板70的状态下,容纳在连接器壳体20B(后述端子容纳壳体部26)中。
端子用间隔物50如图6、图7A和图7B所示,呈筒状,装载在与充电端子20A连接的电线W的外周。端子用间隔物50遍及全长地设置有沿着筒状的轴向(以下记为端子用间隔物50的轴向SD)的狭缝部51(间隙)。
狭缝部51具有:电线插入用狭缝部52,电线W能插入该电线插入用狭缝部52;及狭窄狭缝部53,其与电线插入用狭缝部52连续且开口宽度小于电线插入用狭缝部52的开口宽度。
电线插入用狭缝部52与狭窄狭缝部53相比开口宽度形成得宽。电线插入用狭缝部52在端子用间隔物50的轴向SD的后侧的端面50A上开口。在该端面50A上设置有向筒状的内周突出且与防水橡胶60(参照图5)抵接的橡胶支承壁部55。
电线插入用狭缝部52具有与狭窄狭缝部53连续的部位缓缓将开口宽度变窄的锥面52A。电线插入用狭缝部52的电线插入用狭缝部52的锥面52A以外设定为比电线W的直径大的开口宽度。狭窄狭缝部53的开口宽度大致设定为零。
防水橡胶60由刚性弱于端子用间隔物50、橡胶支承板70的刚性的橡胶材料形成,设置在端子用间隔物50的橡胶支承壁部55与橡胶支承板70之间。橡胶支承板70由刚性强于防水橡胶60的刚性的树脂材料形成,设置在连接器外壳10的端子支承壁16与防水橡胶60之间。
(端子用间隔物的装载)
接下来,参照图8说明端子用间隔物50向电线W的装载。图8是将本实施方式所涉及的端子用间隔物50装载在电线W上时的图。
首先,在电线W上装载了防水橡胶60和橡胶支承板70后,在电线W的末端铆接固定充电端子20A的电线连接部22。
之后,如图8所示,从电线插入用狭缝部52的端面50A侧插入电线W,将插入的电线W部位依次压抵到锥面52A和狭窄狭缝部53,一边压开狭窄狭缝部53一边使电线W进入端子用间隔物50内。由此,将端子用间隔物50以覆盖充电端子20A的电线连接部22的一部分的状态装载在电线W上。
然后,将充电端子20A在装载了端子用间隔物50、防水橡胶60和橡胶支承板70的状态下,容纳在端子容纳壳体部26中(参照图6)。由此,将充电端子20A固定在电线插入用狭缝部52内。另外,利用橡胶支承壁部55防止防水橡胶60进入端子用间隔物50内,且利用橡胶支承板70防止防水橡胶60进入电线插通孔16A。
(作用、效果)
在本实施方式中,狭缝部51具有:电线插入用狭缝部52,其开口宽度宽大;及狭窄狭缝部53,其宽度比电线插入用狭缝部52的宽度狭窄。由此,从电线插入用狭缝部52插入电线W,将插入的电线W部位压抵到狭窄狭缝部53,一边压开狭窄狭缝部53一边使电线W进入端子用间隔物50内,从而能够在电线W上装载端子用间隔物50。因此,作业者能够不使不适度的外力作用在端子用间隔物50上地进行装载。另外,由于装载在电线W上的端子用间隔物50的狭缝部51具有狭窄狭缝部53,因此与遍及全长地形成电线插入用狭缝部52的以往的端子用间隔物50相比,不容易从电线W和端子的电线连接部脱落。由于以上原因,端子用间隔物50向充电端子20A的装载作业性良好,而且在装载到充电端子20A上后,不容易从充电端子20A脱落。
在本实施方式中,由于电线插入用狭缝部52在端子用间隔物50的端面50A上开口,因此容易将电线W插入到电线插入用狭缝部52。由此,端子用间隔物50向充电端子20A的装载作业性进一步提高。
在本实施方式中,由于电线插入用狭缝部52具有锥面52A,因此能够使插入到电线插入用狭缝部52的电线W顺畅进入狭窄狭缝部53。由此,端子用间隔物50向充电端子20A的装载作业性进一步提高。
在本实施方式中,由于防水橡胶60经由橡胶支承壁部55抵接在端子用间隔物50,因此端子用间隔物50与防水橡胶60的抵接面积增加。因此,即使抵接在橡胶支承壁部55上的防水橡胶60是刚性弱的部件,防水橡胶60也能可靠地抵接在端子用间隔物50。由此,在充电端子20A与对方侧端子接触时(插入时),即使向充电端子20A的后方施加外力,也能够防止防水橡胶60进入端子用间隔物50内。
在本实施方式中,由于端子用间隔物50、防水橡胶60和橡胶支承板70配置在连接器外壳10的端子支承壁16与充电端子20A的抵接爪23之间,因此,即使不在充电端子20A、电线插入用狭缝部52设置矛状件等,也能够将充电端子20A定位并固定在电线插入用狭缝部52内。
在本实施方式中,由于防水橡胶60设置在端子用间隔物50与端子支承壁16之间,因此,能够防止水从端子支承壁16侧进入端子容纳壳体部26内。
在本实施方式中,由于橡胶支承板70设置在防水橡胶60和端子支承壁16之间,因此,即使在充电端子20A与对方侧端子接触时(插入时)向充电端子20A的后方施加外力,也能够防止防水橡胶60进入电线插通孔16A。
(变形例)
接下来,参照附图说明上述的实施方式所涉及的端子用间隔物50的变形例。图9是示出本实施方式的变形例所涉及的端子用间隔物50的立体图。此外,在与上述的实施方式所涉及的端子用间隔物50同一部分标注同一附图标记,主要说明不同的部分。
在本变形例中,上述的实施方式所涉及的端子用间隔物50的狭缝部51的形状不同。具体而言,如图9所示,狭缝部51具有电线插入用狭缝部52;及狭窄狭缝部53、54。电线插入用狭缝部52不在端子用间隔物50的轴向SD的端面50A、50B开口。即,在端面50A、50B上分别设置有狭窄狭缝部53、54,在狭窄狭缝部53、54之间设置有电线插入用狭缝部52。电线插入用狭缝部52具有分别与狭窄狭缝部53、54连续的部位缓缓将开口宽度变窄的锥面52B、52C。
在将这样的端子用间隔物50装载在电线W上的情况下,使电线W弯曲而做出弯曲部分,从电线插入用狭缝部52将弯曲部分插入到端子用间隔物50内,将插入的弯曲部分以扩展的方式依次压抵到锥面52B、52C和狭窄狭缝部53、54,一边压开狭窄狭缝部53一边使电线W进入端子用间隔物50内。由此,将端子用间隔物50以覆盖充电端子20A的电线连接部22的一部分的状态装载。
在本变形例中,与上述的实施方式同样,端子用间隔物50向充电端子20A的装载作业性良好,而且在装载到充电端子20A上后,不容易从充电端子20A脱落。
(其他实施方式)
通过本发明的实施方式公开了本发明的内容,但构成该公开的一部分的论述和附图不应该理解为限定本发明。对于本领域技术人员来说,从该公开容易想到各种代替实施方式、实施例和运用技术。
例如,本实施方式能够如下这样变更。具体而言,说明了端子用间隔物50设置在充电连接器1上,但不限于此,也可以设置在充电插口装置等其他连接器、装置上,只要是将充电端子20A定位并固定在连接器壳体20B上的情况下使用即可。
在电线插入用狭缝部52中,说明了锥面52A以外的部分被设定为比电线W的直径大的开口宽度,但不限于此,也可以设定为比电线W的直径略小。
说明了狭窄狭缝部53的开口宽度大致设定为零,但不限于此,设定为比电线W的直径小的开口宽度即可。
说明了橡胶支承壁部55设置在端子用间隔物50的端面50A上,但不限于此,例如在端子用间隔物50的装载方向相反的情况下,只要配置得靠近防水橡胶60,则也可以设置在端子用间隔物50的端面50B上。
说明了橡胶支承壁部55与防水橡胶60抵接,但不限于此,橡胶支承壁部55也可以直接抵接在端子容纳壳体部26内。此外,橡胶支承壁部55不需要一定设置在端子用间隔物50上。
这样,本发明当然包含此处没有记载的各种实施方式等。所以,本发明的保护范围根据上述说明仅由适当的权利要求所涉及的发明特定事项来决定。

Claims (4)

1.一种端子用间隔物,该端子用间隔物是筒状,装载在与端子连接的电线的外周,所述端子用间隔物的特征在于,
包括狭缝部,所述狭缝部沿着所述端子用间隔物的轴向遍及所述端子用间隔物的全长地设置,
所述狭缝部具有:
电线插入用狭缝部,所述电线能插入到所述电线插入用狭缝部中;及
狭窄狭缝部,所述狭窄狭缝部与所述电线插入用狭缝部连续,开口宽度比所述电线插入用狭缝部的开口宽度狭窄。
2.如权利要求1所述的端子用间隔物,其特征在于,
所述电线插入用狭缝部在所述端子用间隔物的轴向的一个端面上开口。
3.如权利要求1或2所述的端子用间隔物,其特征在于,
所述电线插入用狭缝部具有锥面,所述锥面是与所述狭窄狭缝部连续的部位缓缓将开口宽度变窄的锥面。
4.权利要求1至3的任一项所述的端子用间隔物,其特征在于,
在所述端子用间隔物的轴向的端面上设置有向内周方向突出的支承壁部。
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US9385465B2 (en) 2016-07-05
EP2905846B1 (en) 2019-11-27
EP2905846A4 (en) 2016-06-08
WO2014054783A1 (ja) 2014-04-10
US20150207260A1 (en) 2015-07-23
JP2014075298A (ja) 2014-04-24
EP2905846A1 (en) 2015-08-12
JP5939954B2 (ja) 2016-06-29

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