CN1339852A - 用于同轴电缆的相位补偿法和用于它的插塞连接器 - Google Patents
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Abstract
本发明公开了用来补偿同轴电缆电气长度的方法和用于该方法的长度可调的同轴插塞连接器。按本发明的方法:将插塞连接器与一相位测量仪连接;借助于短接插头短接长度可调的插塞连接器;将长度可调的插塞连接器和短接插头装夹在一压入装置内,其冲头沿轴向作用在短接插头上,插塞连接器以其电缆以侧的连接器外导体支承在支承座上;通过操作压入装置缩短电缆的电气长度,直至达到借助于相位测量仪测量的理论值。按本发明的长度可调的同轴插塞连接器,其连接器一侧的连接器外导体以压配合安装在电缆一侧的连接器外导体内,并且连接器内导体至少可移动连接器一侧的连接器外导体的调整行程地安装在绝缘材料支座内。本发明的插塞连接器结构小且简单,而且可以得到本发明的高效的补偿电气长度的方法。
Description
技术领域
本发明涉及一种用来补偿同轴电缆电气长度的方法,该同轴电缆两端分别设一同轴插塞连接器,其中至少一个是长度可调的插塞连接器。本发明还涉及用于实施上述方法的插塞连接器。
背景技术
在两端分别设一插塞连接器的同轴电缆称作成型电缆,有时也称作跨接电缆。这种成型电缆常常必须具有规定得公差非常小的电气长度。尽管成型电缆的电气长度和机械长度相关,但是不可能仅仅通过在考虑两个插塞连接器的电气长度的情况下将电缆长度截取到相应的机械长度来保持电气长度的理论值。因为每个机械长度单位的电缆(由于介电常数和/或特性阻抗的微小偏差),电缆截取(切断)到理论长度,为了安装插塞连接器电缆末端的修整的电气长度误差的叠加和最后插塞连接器的长度误差不可避免地大于成型电缆电气长度理论值的很小的公差。因此具有足够的富余尺寸的成型电缆的电气长度通过借助于一相位测量仪,通常是一向量化的网路分析器,测量相应于电气长度的相位角加以补偿,而且是通过改变至少一个插塞连接器的机械长度,直至相位角的实际值等于规定的理论值。为此在现有技术中采用这样的插塞连接器,其内导体由多件的可相互伸缩性地移动的滑动接点组成,其同样由多件组成的外导体包括相互螺纹连接的螺纹套。可伸缩的内导体零件安装在许多绝缘材料支座中,它们保证中心地导向和插塞连接器内导体的位置。构成插塞连接器外导体的螺纹套在补偿后通常借助于锁紧螺母固定在其最终位置上。因此制造具有确定电气长度的成型同轴电缆需要应用包含许多成本昂贵的精密机械零件的插塞连接器,它们不得不制造得比较大,并通过构成连接器外导体的螺纹套的一个零件的旋转调整以及接着将螺纹套固定在补偿位置上进行耗费时间的手工补偿。
发明内容
本发明的目的是,制造一种简单的、只包括少数零件的、结构小的插塞连接器,它在安装到同轴电缆上以后允许按一种方便的方法补偿其电气长度。
按照本发明这个目的在在权利要求1前序部分中所规定的这种类型的长度可调的同轴电缆插塞连接器中通过这样的方法来实现,使插头侧的连接器外导体以压配合安装在电缆侧的连接器外导体内,连接器内导体至少可移动插头侧连接器外导体调整距离地安装在绝缘材料支座内。
这种插塞连接器只包括少量容易制造的零件,并允许通过将连接器侧的连接器外导体可控制地轴向压入电缆侧的连接器外导体使起先具有足够的正公差的成型电缆缩短到电气长度的理论值。
电缆侧的插塞连接器外导体最好做得可与电缆外导体焊接或箍紧在电缆外导体上。这是众所周知的连接技术,它对于公差小的成型电缆保证通常同样需要的、非常高的互调距离。
电缆侧的插塞连接器外导体在其外圆周上适宜于做成与一支座互补的凹凸轮廓。由此保证在此后插塞连接器外导体压入电缆侧的插塞连接器外导体时必要的轴向支承。
插塞连接器侧的连接器外导体在其外圆周上可以具有一限制其最大调整行程的环形轴肩。
插塞连接器内导体可以做成单件的并和电缆内导体焊接也是特别值得强调的,这在加工工艺方面与按现有技术带有做得可伸缩的、因此多重支承在绝缘材料接头内的连接器内导体的插塞连接器相比呈现出成本的显著节约。
所推荐的插塞连接器按照本发明可以得到一种用来补偿同轴电缆的电气长度的方法,这种同轴电缆在两端各配备一个同轴的插塞连接器,其中至少一个是按本发明的插塞连接器。这个方法包括以下步骤:— 将一插塞连接器与一相位测量仪连接,— 借助于一短接插头将长度可调的插塞连接器短接,— 将长度可调的插塞连接器和短接插头夹紧在一压入装置内,其冲头
沿轴向作用在短接插头上,并且插塞连接器以其电缆一侧的连接器
外导体支承在其对应支座上,— 通过操作压入装置使电缆的电气长度缩短,直至到达借助于相位测
量仪测量的理论值。
这种方法的一种改进方案的特征在于:在压入过程期间测量压入力,尤其是根据路程测量,这时检验测量值是否大于一最小值并小于一最大值(权利要求7)。为了测量压入力既可以采用一配备力/路程测量装置的压力机,也可以在压力机的冲头和短接插头之间设置一测力装置。如果测量的压入力位于由最小值和最大值确定的公差带之外的话,那么有关电缆作为废品扔掉,因为在压入力太小时不能保证插塞连接器的机械稳定性,而在压入力太大时则存在插塞连接器机械损坏的危险。
附图简要说明
下面借助于示意的和仅仅作为例示性的附图说明按本发明的插塞连接器和长度补偿方法。附图中:
图1 插塞连接器在补偿前的纵剖视,
图2 在补偿路程完全被利用时的同一插塞连接器,
图3 长度补偿电缆的结构。
具体实施方式
图1表示一长度可调的同轴插塞连接器,它安装在同轴电缆的末端上。像常见的那样电缆由一电缆内导体1,一电介质2和一电缆外导体,这里是一编织的外导体3组成。插塞连接器包括一连接器内导体5,它可移动地安装在一绝缘材料支座6内,支座6本身安装在一连接器外导体7a内,一普通的带有所示内螺纹8a的锁紧套8松动并可旋转地安装在该外导体7a上。连接器外导体7a在其电缆一侧的末端处用压配合安装在一连接器外导体7b内,它本身在其电缆侧的末端处与编织的外导体3焊接,连接器外导体7a在图1所示位置,在后面还要详细说明的补偿过程前,最多可以继续压入电缆侧连接器外导体7b内一个称为最大调整行程的尺寸“e”。连接器内导体5以和它在绝缘材料支座6区域内相同的直径向电缆方向向前移动至少这个调整行程“e”。
电缆侧连接器外导体7b在其外圆周上具有一环形凸肩71b。连接器外导体7b在补偿过程中通过该环形凸肩支承在一支承座10上。图2表示在补偿过程以后插塞连接器零件相互的相对位置,在补偿过程期间走过了可供使用的最大调整行程,因此连接器外导体7a以一环形轴肩71a(参见图1)靠在连接器外导体7b的环形凸肩71b上。此外在插塞连接器上连接器一侧插上一具有已知电气长度的短接插头20。在短接插头20的底面21上施加一压入力F,它将连接器外导体7a压入连接器外导体7b直至贴合。与此同时电缆内导体1将连接器内导体5向右,朝连接器一侧推入绝缘材料支座6内同样的行程。这样这里在连接器一侧仅仅举例地画成插销的连接器内导体虽然再超出绝缘材料支座连接器一侧的端面一个调整行程“e”,但是仍保持在有关的插头标准所规定的公差内。但是这无关紧要。因为插塞连接器的电气分界和基准平面与连接器外导体7a的连接器一侧的端面重合。换言之,这里插销形的连接器内导体插入连接的做成连接件的插塞连接器的套状内导体多深,是无关紧要的,对于短接插头20的套状内导体22也一样。
图3表示一同轴电缆31,它在两端分别设有一插塞连接器32和33,其是至少一个,这里是插塞连接器33,长度可调,如借助于图1和2所述。插塞连接器33连同插在上面的短接插头20安装在一支承座10内。插塞连接器32在成型电缆的另一端上通过一对应连接器34连接在一网路分析器40上,它显示作为理论值的对于有关的成型电缆所规定的相位角数值和测量的、开始时比较大的实际值。然后压力机50的冲头51通过短接插头20将连接器一侧的外导体7a压入电缆一侧的连接器外导体7b内,直至由于成型电缆相应于机械缩短的电气缩短使相位角的实际值等于理论值为止。这个过程可以手工或自动地进行。压力机50具有一用于压入力实际值的显示器52,出于上面已经说明的原因它必须保持在规定的公差带内。如果可供使用的调整行程不够。并且插塞连接器32也具有在图1和2中所示的结构,那么可以相应更换插塞连接器32和33的角色继续进行调整。然而通常必要的调整行程只有十分之几毫米,只是偶然超过1至2毫米,因为相位补偿电缆的工作频率大多位于千兆赫范围内。
Claims (7)
1.长度可调的同轴插塞连接器,具有一确定用于和电缆外导体(3)连接的电缆一侧的连接器外导体(7b),在它里面可轴向移动一规定调整行程(e)地安装一连接器一侧的连接器外导体(7a);还具有一连接器内导体(5),其电缆一侧的有效电气长度是可调的并安装在一固定在连接器一侧的连接器外导体(7a)内的绝缘材料支座(6)内,其特征为:连接器一侧的连接器外导体(7a)以压配合安装在电缆一侧的连接器外导体(7b)内,并且连接器内导体(5)至少可移动连接器一侧的连接器外导体(7a)的调整行程(e)地安装在绝缘材料支座(6)内。
2.按权利要求1的插塞连接器,其特征为:电缆一侧的连接器外导体(7b)做得可与电缆外导体(3)焊接或箍紧在电缆外导体上。
3.按权利要求1或2的插塞连接器,其特征为:电缆一侧的连接器外导体(7b)在其外圆周上形成与一支承座(10)互补的凹凸轮廓。
4.按权利要求1至3之任一项的插塞连接器,其特征为:连接器一侧的连接器外导体(7a)在其外圆周上具有一限制其最大调整行程的环形轴肩(71a)
5.按权利要求1至4之任一项的插塞连接器,其特征为:连接器内导体(5)做成单件的,并与电缆内导体(1)焊接。
6.用来补偿同轴电缆电气长度的方法,该同轴电缆在两端各设一同轴插塞连接器,其中至少一个为一按权利要求1至5之任一项的长度可调的插塞连接器,步骤如下:
·将插塞连接器(32)与一相位测量仪(40)连接,
·借助于短接插头(20)短接长度可调的插塞连接器(33),
·将长度可调的插塞连接器(33)和短接插头(20)装夹在一压入装置(50)内,其冲头(51)沿轴向作用在短接插头(20)上,插塞连接器(33)以其电缆一侧的连接器外导体(7b)支承在支承座(10)上,
·通过操作压入装置缩短电缆的电气长度,直至达到借助于相位测量仪测量的理论值。
7.按权利要求6的方法,其特征为:在压入过程期间,尤其是根据行程,测量压入力,检验测量值是否大于一最小值和小于一最大值。
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100466396C (zh) * | 2003-09-17 | 2009-03-04 | 胡贝尔和茹纳股份公司 | 同轴插塞连接器 |
CN100573162C (zh) * | 2004-08-25 | 2009-12-23 | 罗森伯格高频技术有限及两合公司 | 校准用基准件 |
CN101725670B (zh) * | 2008-10-14 | 2011-12-14 | 包尔机械有限公司 | 软管卡箍连接器 |
CN114175414A (zh) * | 2019-08-09 | 2022-03-11 | 株式会社自动网络技术研究所 | 连接器及连接器装置 |
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US6767249B1 (en) * | 2003-01-24 | 2004-07-27 | Jackie Li | Coaxial cable connector |
US6870448B2 (en) * | 2003-03-14 | 2005-03-22 | Agilent Technologies, Inc. | Adjustable coaxial support |
US6773303B1 (en) * | 2003-04-30 | 2004-08-10 | Gih Sheng Co., Ltd. | Coaxial cable having easily attached coupler |
US6863565B1 (en) | 2004-07-13 | 2005-03-08 | Palco Connector Incorporated | Constant impedance bullet connector for a semi-rigid coaxial cable |
DE102007013587B4 (de) * | 2007-03-21 | 2011-06-16 | Rohde & Schwarz Gmbh & Co. Kg | Koaxialer Präzisions-Steckverbinder |
US7448907B2 (en) * | 2007-03-22 | 2008-11-11 | Palco Connector Incorporated | Dual connector for an antenna element |
FR2915324B1 (fr) * | 2007-04-17 | 2009-07-03 | Radiall Sa | Embase de connexion coaxiale 7-16. |
US20100295637A1 (en) * | 2009-05-19 | 2010-11-25 | Hatem Aead | Coaxial Attenuator and Method of Manufacture |
US7883363B2 (en) * | 2009-06-05 | 2011-02-08 | John Mezzalingua Associates, Inc. | Phase adjustable adapter |
US20110201232A1 (en) * | 2010-02-16 | 2011-08-18 | Andrew Llc | Connector for coaxial cable having rotational joint between insulator member and center contact and associated methods |
MX362314B (es) * | 2011-09-29 | 2019-01-10 | Schleuniger Holding Ag | Metodo para ajustar cables con fundas de cable y unidad de transferencia para sellos o componentes de ensamble de cable comparables para una planta de procesamiento de cable. |
US9787037B2 (en) * | 2012-06-05 | 2017-10-10 | Commscope Technologies Llc | Power adapter for RF coaxial cable and method for installation |
TWM470363U (zh) * | 2013-07-03 | 2014-01-11 | Infinet Technology Ltd | 電纜組件及其訊號傳輸系統 |
DE102014105371A1 (de) * | 2014-04-15 | 2015-10-15 | Ims Connector Systems Gmbh | HF-Verbinder |
WO2016144872A1 (en) * | 2015-03-06 | 2016-09-15 | Whirlpool Corporation | Method of calibrating a high power amplifier for a radio frequency power measurement system |
EP3545497B1 (en) | 2016-11-22 | 2021-04-21 | Lego A/S | System for acquiring a 3d digital representation of a physical object |
CN106374304A (zh) * | 2016-11-26 | 2017-02-01 | 中国电子科技集团公司第四十研究所 | 低损耗稳相700ppm半刚电缆组件 |
JP7233952B2 (ja) * | 2019-02-15 | 2023-03-07 | アイティーティー マニュファクチャーリング エンタープライジズ エルエルシー | 同軸コネクタ |
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US4648683A (en) * | 1985-05-28 | 1987-03-10 | Hewlett-Packard Company | Adjustable length slotless female contact for connectors |
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US5327111A (en) * | 1992-09-16 | 1994-07-05 | Westinghouse Electric Corp. | Motion insensitive phase compensated coaxial connector |
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GB2306059A (en) * | 1995-06-01 | 1997-04-23 | Huber+Suhner Ag | Axially adjustable coaxial electrical connecting line with constant impedance |
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-
2001
- 2001-08-09 EP EP01119232A patent/EP1182744B1/de not_active Expired - Lifetime
- 2001-08-17 US US09/932,675 patent/US6575785B2/en not_active Expired - Fee Related
- 2001-08-17 CN CNB011339055A patent/CN100423379C/zh not_active Expired - Fee Related
-
2002
- 2002-08-28 US US10/229,856 patent/US6722025B2/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100466396C (zh) * | 2003-09-17 | 2009-03-04 | 胡贝尔和茹纳股份公司 | 同轴插塞连接器 |
CN100573162C (zh) * | 2004-08-25 | 2009-12-23 | 罗森伯格高频技术有限及两合公司 | 校准用基准件 |
CN101725670B (zh) * | 2008-10-14 | 2011-12-14 | 包尔机械有限公司 | 软管卡箍连接器 |
CN114175414A (zh) * | 2019-08-09 | 2022-03-11 | 株式会社自动网络技术研究所 | 连接器及连接器装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1182744A2 (de) | 2002-02-27 |
US6722025B2 (en) | 2004-04-20 |
US20020090860A1 (en) | 2002-07-11 |
EP1182744B1 (de) | 2004-07-14 |
US20030003801A1 (en) | 2003-01-02 |
US6575785B2 (en) | 2003-06-10 |
CN100423379C (zh) | 2008-10-01 |
EP1182744A3 (de) | 2003-04-02 |
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