CN101552386A - 直接固定的同轴插头 - Google Patents
直接固定的同轴插头 Download PDFInfo
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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
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
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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
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
- H01R13/506—Bases; Cases composed of different pieces assembled by snap action of the parts
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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
- H01R2103/00—Two poles
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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
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections
- H01R9/05—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections for coaxial cables
- H01R9/0527—Connection to outer conductor by action of a resilient member, e.g. spring
Abstract
一种直接固定的同轴插头,该同轴插头为用于和插孔元件接合的插头元件(100,200,300),包括第一电触头(120,220,320)和第二电触头(160,260,360),第二电触头环向设置在第一电触头的至少一部分周围。第二电触头包括形成于其一端的多个簧臂(162,262,362)。主体(140,240,340)环向设置在第二电触头的至少一部分周围,并和第二电触头接触以形成接地面。至少一个偏压元件(180,280,380)环向设置在主体周围。至少一个偏压元件提供促使第二电触头抵靠插孔元件的线性压力以与插孔元件保持接地面。锁定装置(190,290,390)环向设置在偏压元件和主体周围。锁定装置的一部分与插孔元件上的一个螺纹区域机械地接合以将插头元件可靠地连接至插孔元件。
Description
技术领域
本发明涉及一种通常用于将电缆连接在一起的同轴插头电连接器。
背景技术
N型连接器是一种用于同轴电缆相互连接的螺纹连接器。这种连接器最初设计为提供一种可靠的、不受天气影响的中型射频(RF)连接器,其在11GHz有稳定表现,而且是首批可承载微波频率信号的连接器之一。当前,N型连接器有两大基本系列:(i)标准N型(同轴电缆);和(ii)波纹N型(螺旋状和环状电缆)。这些连接器主要应用于中型到微型的同轴电缆的终端,包括RG-8,RG-58,RG-141,和RG-225。N型连接器遵循美国军方制定的MIL-C-39012标准,有50欧姆和75欧姆两个版本,后者用于有线电视行业。通常认为RF同轴连接器是“电缆”系统中最重要的元件。
现有的N型连接器系统包括两种基本元件:利用中心销的插头(即:公头);和利用中心插孔的插座(即:母头),插座由此和插头相连。将这些元件互相连接需要转动插头上的卡圈以接合插孔里的螺纹。转动卡圈通常包括利用稍微笨重的扭矩扳手。扳手将卡圈上紧到一个特定的预定扭矩值以确保正确的连接了接地面。扭矩扳手的使用并不方便,而且如果使用不当有可能会损坏插头。
需要一种在不使用扳手的情况下可以安全地连接在匹配元件上的同轴连接器元件。
发明内容
一种用于和插孔元件接合的插头元件,包括第一电触点和环向设置在至少部分第一电触点周围的第二电触点。第二电触点包括形成在其一端的多个弹簧臂。主体环向设置在第二电触点的至少一部分周围,并且与第二电触点接合以与之形成接地面。至少一个偏压元件环向设置在主体的周围。所述至少一个偏压元件提供线性力使得第二电触点可以顶住插孔元件以与其保持接地面。锁定装置环向设置在偏压元件和主体周围。锁定装置的一部分构造成机械地啮合插孔元件上的螺纹区域,从而安全地将插头元件连接在插孔元件上。
附图说明
图1A是根据本发明第一实施例的同轴插头元件的分解侧视图。
图1B是图1A中装配好的同轴插头元件的侧面剖视图。
图1C是图1A中的插头元件与同轴插孔元件接合的侧面剖视图。
图2A是根据本发明第二实施例的同轴插头元件的分解侧视图。
图2B是图2A中装配好的同轴插头元件的侧面剖视图,示出了插头元件在和同轴插孔元件接合之前的配置。
图2C是附图2A中装配好的同轴插头元件的侧面剖视图,示出了插头元件在和同轴插孔元件接合之后的配置。
图2D是附图2A中的插头元件与同轴插孔元件接合的侧面剖视图。
图3A是根据本发明第三实施例的同轴插头元件的分解侧视图。
图3B是图3A中装配好的同轴插头元件的侧面剖视图,示出了插头元件在和同轴插孔元件接合之前的配置。
图3C是图3A中装配好的同轴插头元件的侧面剖视图,示出了插头元件在和同轴插孔元件接合之后的配置。
图3D是图3A中的插头元件与同轴插孔元件接合的侧面剖视图。
具体实施方式
本发明涉及一种用于连接器系统的手动的、单运动的直接固定插头元件。如前所述,本发明的第一通用实施例提供了一种同轴连接器系统;本发明的第二通用实施例提供了一种用于同轴连接器系统的插头元件;本发明的第三通用实施例也提供了一种用于同轴连接器系统的插头元件。现在参照附图更详细地说明本发明的一个或多个具体实施例。
现参照附图,图1A-C提供了根据本发明的第一实施例的连接器系统和插头元件的多个说明性的视图。在该实施例中,插头元件100包括后部主体110、中心针式触头120、介质材料130、主体140、锁紧垫圈150、外部触头160、套环170、簧片180、锁定元件190。后部主体110的一端适合于容纳中心触头120,后部主体110的另一端被卷曲到同轴导线的带状部,并由一个套圈固定。将后部主体110卷曲到同轴导线上传递接地面(参见下述讨论)。中心触头120提供了信号路径,并且典型地由导电铜或者和铜有相近性能的金属制成。典型地,中心触头120焊接或卷曲到同轴导线上,并通常镀有导电材料,例如金、银或镍。介质材料130典型的为塑料或类似材料,在整个插头元件100建立一致阻抗并为中心触头120提供支承面。圆柱形体140为可动套环170和锁定元件190提供安装基底。圆柱形的外触头160为插头元件100提供接地面连接,在此实施例中,外触头160包括多个簧臂162。簧臂162径向向外推压主体140以将接地面通过主体140传递到与插头100连接的同轴导线。典型地,外触头160由弹簧回火制成且包括磷铜和/或铍铜,并镀有可包含金、银、镍和白铜的导电涂层。最佳地如图1B中所示,当插头元件100正确装配时,簧片180和防松垫圈150环向设置在外触头160周围。
图1C示出了包括插头元件100和插孔元件10的连接器系统。插孔元件10包括一个具有外螺纹的部分和内部气室16的主体,该主体容纳中心插座触头14、介质材料18以及后部主体20。如图1C所示,当插头元件100和插座元件10相接合时,多个形成于锁定元件190一端的扩口夹紧臂192咬入螺纹部分12的单独的螺纹中。套环170向锁定元件190滑动,以向夹紧臂192提供径向压力并且将插头元件100可靠地连接至插孔元件10。簧片180,可以是波形或者其他类型的偏压元件,当插头元件100插入插孔元件10时所述簧片被挤压。在本实施例中,簧片180直接作用于防松垫圈150,并且迫使外触头160向前抵靠插孔元件10的主体以与所述主体形成有效的接地面。这样,簧片180以线性方式模拟由传统的螺纹连接器提供的径向扭转力。
附图2A-D提供了根据本发明第二实施例的连接器系统和插头元件的多个视图。在本实施例中,插头元件200包括后部主体210、中心针式触头220、介电材料230、主体240、护圈250、外触头260、套环270、偏压元件或簧片280和锁定元件290。后部主体210的一端适于容纳中心触头220,后部主体210的另一端被卷曲到同轴导线的带状部,并由一个套圈固定。将后部主体210卷曲到同轴导线上传递接地面。中心触头220提供了信号路径,并且典型地由导电铜或者和铜有相近性能的金属制成。典型地,中心触头220焊接或卷曲到同轴导线上,并通常镀有导电材料,例如金、银或镍。介质材料230典型的为塑料或类似材料,其介电常数在整个插头元件200建立一致阻抗并为中心触头260提供支承面。圆柱形主体240为可动套环270和锁定元件290提供安装基底。圆柱形的外触头260为插头元件200提供接地面连接,在此实施例中,外触头260包括多个扩口簧臂262。簧臂262径向向外推压插孔12的内表面以将接地面通过圆柱形体240传递至与插头200连接的同轴导线。典型地,外触头260由弹簧回火制成包括磷铜和/或铍铜,并镀有可包含金、银、镍和白铜的导电层。最佳地如图2B-C中所示,当插头元件200正确装配时,簧片280和防松垫圈250环向设置在圆柱形体240周围。
图2D示出了包括插头元件200和插孔元件10的连接器系统。插孔元件10包括具有外螺纹的部分和内部气室16的主体,该主体容纳中心插座触头14、介质材料18和后部主体20。如图2D所示,当插头元件200和插座元件10相接合时,多个形成于锁定元件290一端的扩口夹紧臂292咬入螺纹部分12的单独的螺纹中。锁定元件290可由磷铜、铍铜或其它类似金属制造。套环270向前移动或者滑动越过锁定元件290,以向夹紧臂292提供径向压力以将插头元件200可靠的连接至插孔元件10。簧片280,可以是顶到顶波形簧或者其他类型的偏压元件,当插头元件10插入插孔元件200时所述簧片被挤压(见图2C)。在本实施例中,簧片280直接作用于护圈250,促使外触头260向前抵靠插孔元件10的主体以与该主体形成有效的接地面。这样,簧片280以线性方式模拟由传统的螺纹连接器提供的径向扭转力而实际不利用扭矩扳手。
图3A-D提供了根据本发明第三实施例的连接器系统和插头元件的多个视图。在本实施例中,插头元件300包括后部主体310、中心针式触头320、介电材料330、主体340、护圈350、外触头360、套环370、偏压元件或簧片380和锁定元件390。后部主体310的一端适于容纳中心触头320,后部主体310的另一端被卷曲到同轴导线的带状部并由套圈固定。将后部主体310卷曲到同轴导线上传递接地面。中心触头320提供了信号路径,并且典型地,由导电铜或者和铜有类似性能的金属制成。典型地,中心触头320焊接或卷曲到同轴线缆上,并通常镀有诸如金、银或镍的导电材料。介质材料330典型的为塑料或类似材料,其介电常数在整个插头元件300建立一致阻抗并为中心触头320提供支承面。圆柱形体340为可动套环370和锁定元件390提供安装基底。圆柱形的外触头360为插头元件300提供接地面连接,并且在此实施例中,外触头360包括一固体部分和多个单独的簧臂362,该簧臂与主体340呈“浮动”地啮合。簧臂362的长度允许外触头360与主体340充分接触并传递接地面,而不用考虑插头元件300和插孔元件10之间不恰当的或不太理想的接合。典型地,外触头360由弹簧回火制成且包括磷铜和/或铍铜,并镀有可包含金、银、镍和白铜的导电层。最佳地如图3B-C中所示,当插头元件300正确装配时,簧片380和防松垫圈350环向设置在圆柱形体340周围。
图3D示出了包括插头元件300和插孔元件10的连接器系统。插孔元件10包括一个具有外螺纹的部分和内室16的主体,该主体容纳中心插座触头14、介质材料18和后部主体20。如图3D所示,当插头元件300和插座元件10相接合时,多个形成于锁定元件390一端的扩口夹紧臂392咬入螺纹部分12的单独的螺纹中。锁定元件390可由磷铜、铍铜或其它类似金属制造。套环370向前移动或者滑动越过锁定元件390,以向夹紧臂392提供径向压力以将插头元件300可靠地连接至插孔元件10。从而,锁定元件390和套环370互相配合以提供一个锁定装置。簧片380,可以是顶到顶波形簧或者其他类型的偏压装置,当插头元件300插入插孔元件10时该簧片被挤压(见图3C)。在本实施例中,簧片380直接作用于护圈350,促使外触头360向前抵靠插孔元件10的主体以与该主体形成一个有效的接地面。这样,簧片380以线性的方式模拟了由传统的螺纹连接器提供的径向扭转力而不利用扭矩扳手。
Claims (5)
1.一种用于和插孔元件接合的插头元件(100,200,300),该插头元件的特征在于:
第一电触头(120,220,320);
第二电触头(160,260,360),环绕第一电触头的至少一部分设置,其中第二电触头还包括形成于其一端的多个簧臂(162,262,362);
主体(140,240,340),环绕第二电触头的至少一部分设置,其中所述主体和第二电触头相接合以形成接地面;
至少一个偏压元件(180,280,380),环绕主体设置,其中至少一个偏压元件提供用于促使第二电触头抵靠插孔元件的线性力以与插孔元件保持一个接地面;
锁定装置(190,290,390),环绕所述偏压元件和主体设置,其中锁定装置的一部分与插孔元件上的一个螺纹区域机械啮合以将插头元件可靠地连接至插孔元件。
2.如权利要求1所述的插头元件,还包括介质材料(130,230,330),围绕第一电触头的至少一部分设置。
3.如权利要求1所述的插头元件,其中多个簧臂(162,362)与主体(140,340)的内部摩擦接合。
4.如权利要求1所述的插头元件,其中至少一个偏压元件(180,280,380)是顶到顶波形簧或螺旋弹簧。
5.如权利要求1所述的插头元件,其中所述锁定装置(190,290,390)包括一基本圆柱形的元件,该圆柱形元件一端形成有多个夹紧臂(192,292,392);以及一个可滑动套环(170,270,370),用于接合多个夹紧臂并向其施加径向压力,以将插头元件可靠地连接至插孔元件。
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US12/029,837 US7455550B1 (en) | 2008-02-12 | 2008-02-12 | Snap-on coaxial plug |
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CN102386494A (zh) * | 2010-08-23 | 2012-03-21 | 泰科电子公司 | 同轴电缆连接器 |
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CN103392269A (zh) * | 2011-02-23 | 2013-11-13 | 莫列斯公司 | 可锁定的对接连接器 |
WO2014127708A1 (zh) * | 2013-02-21 | 2014-08-28 | 上海航天科工电器研究院有限公司 | 一种具有接触元件的射频同轴电连接器 |
CN107069286A (zh) * | 2017-05-27 | 2017-08-18 | 江汉大学 | 防脱落汽车点烟器插头 |
CN109728461A (zh) * | 2017-10-27 | 2019-05-07 | 康普技术有限责任公司 | 同轴阳连接器、同轴阴连接器以及包括它们的组件 |
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