WO2019019001A1 - 开关式同轴连接器 - Google Patents

开关式同轴连接器 Download PDF

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Publication number
WO2019019001A1
WO2019019001A1 PCT/CN2017/094246 CN2017094246W WO2019019001A1 WO 2019019001 A1 WO2019019001 A1 WO 2019019001A1 CN 2017094246 W CN2017094246 W CN 2017094246W WO 2019019001 A1 WO2019019001 A1 WO 2019019001A1
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WO
WIPO (PCT)
Prior art keywords
coaxial connector
movable terminal
terminal
type coaxial
side arm
Prior art date
Application number
PCT/CN2017/094246
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English (en)
French (fr)
Inventor
闻豪
阮军
Original Assignee
启东乾朔电子有限公司
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 启东乾朔电子有限公司 filed Critical 启东乾朔电子有限公司
Priority to PCT/CN2017/094246 priority Critical patent/WO2019019001A1/zh
Priority to CN201710929203.2A priority patent/CN107732517B/zh
Priority to CN201721291613.0U priority patent/CN207602847U/zh
Publication of WO2019019001A1 publication Critical patent/WO2019019001A1/zh

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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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • 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

Definitions

  • the invention relates to a coaxial connector, in particular to a dynamic and static terminal structure arrangement of a switch type coaxial connector.
  • the inspection coaxial connector includes a probe extending in the vertical direction and a cylindrical first outer conductor surrounding the probe, and the coaxial connector includes a main body having an upper surface and a bottom surface, and is formed a hole through which the probe is inserted from the upper side to the lower side; and a second outer conductor including a cylindrical portion surrounding the periphery of the hole and inserted into the first outer conductor, and an outer conductor body provided on the upper surface And an outer conductor fixing portion that sandwiches the main body from the outer conductor main body portion by the outer conductor main body portion; the fixed terminal is fixed to the main body; and the movable terminal includes a movable terminal fixing portion that is fixed to the main body and a leaf spring portion that extends from the movable terminal fixing portion toward the fixed terminal, and branches are formed
  • the movable terminal When the branch portion is used for supporting the center terminal, the movable terminal has elastic support to prevent elastic fatigue and affect the service life of the connector, but the branch portion extends toward both sides. This increases the overall width of the connector and is not conducive to the miniaturization of the connector.
  • Chinese Utility Model Patent Publication No. 203071298 discloses a radio frequency head having a movable terminal and a fixed terminal, and the movable terminal and the fixed terminal are respectively provided with upwardly extending contact arms to improve the welding of the radio frequency head during welding.
  • the phenomenon of climbing the tin prevents the two contact arms from being joined together by the solder, but the upwardly extending contact arm increases the height of the radio head and is not suitable for the development of miniaturization.
  • the technical problem to be solved by the present invention is to provide a miniaturized switch type coaxial connector.
  • the technical solution of the present invention is:
  • a switch type coaxial connector comprising an insulating base, an insulating body, a fixed terminal, a movable terminal and a metal casing, wherein the fixed terminal and the movable terminal are sandwiched between the insulating base and the insulating body,
  • the metal casing fixes the insulating base and the insulating body together, the insulating body has oppositely disposed first sides and second sides, the fixed terminals are mounted on the first side of the insulating body, and the movable terminals are mounted on the insulation a second side of the body, the movable terminal having a contact portion having a soldering leg, a first side arm extending from the soldering leg along the first side, and a second side arm extending inwardly connecting the first side arm And a third side arm connecting the second side arm, the third side arm end is formed with a contact point to abut from the contact portion of the movable terminal, the first side arm and the second side arm are opposite to each other, The first, second, and third side arms
  • the present invention has at least the following beneficial effects: the first, second, and third side arms of the fixed terminal are formed into an embracing structure, and a notch for receiving the end of the movable terminal is formed to reduce the movable
  • the space occupied by the terminals on the connector realizes the miniaturization of the switch coaxial connector and improves the phenomenon of climbing tin.
  • the end of the movable terminal has a tip end portion
  • the insulating base has an inclined surface provided corresponding to the tip end portion
  • first side arm is connected to a pair of two sides of the welding leg, and the pair of second side arms are respectively connected to the first side arm and extend in parallel, and the pair of third side arms extend opposite to each other, and are respectively disposed There are touch points.
  • the third side arm is obliquely extended upward.
  • the first side of the insulative housing is provided with a downwardly protruding protrusion that abuts on the upper side of the soldering leg of the fixed terminal.
  • first side of the insulative housing is further provided with a first boss on opposite sides of the protruding portion, and the fixing terminal is fixed to the first boss.
  • the second side of the insulative housing is provided with a groove and two second bosses, the second boss is formed with a fixing groove communicating with the groove, and the movable terminal comprises a body portion and a self body a side wing portion extending toward both sides and a welded portion extending outward beyond the insulating body, wherein the body portion is received in the groove, and the side wing portion is fixed in the fixing groove.
  • the insulative housing includes a receiving groove at a center of the bottom thereof, the receiving groove has a recessed depth greater than a recessed depth of the recess, and the contact portion of the movable terminal extends from the body portion into the receiving slot.
  • the movable terminal includes a body portion that connects the contact portion, and the insulating base is provided with a notch corresponding to the connection between the body portion and the contact portion and a protruding portion that protrudes toward the receiving groove side.
  • the contact portion includes a tip end portion, an abutting portion connected to the tip end portion, and an extending portion disposed between the abutting portion and the body portion, the abutting portion having a width larger than a width of the tip end portion.
  • Figure 1 is a perspective view of a switch type coaxial connector of the present invention.
  • FIG. 2 is another perspective view of the switch type coaxial connector shown in FIG. 1.
  • Figure 3 is an exploded view of the switch-type coaxial connector of Figure 1.
  • FIG. 4 is another perspective exploded view of the switch-type coaxial connector of FIG. 3.
  • Fig. 5 is a perspective view showing the assembled insulating base, fixed terminal and movable terminal shown in Fig. 3.
  • Figure 6 is a first cross-sectional view of the switch-type coaxial connector of Figure 1.
  • Figure 7 is a second cross-sectional view of the switch-type coaxial connector of Figure 1.
  • a switch type coaxial connector 100 includes an insulative housing 1, an insulating base 2, a fixed terminal 3, a movable terminal 4, and a metal case 5.
  • the fixed terminal 3 and the movable terminal 4 are sandwiched between the insulating base 2 and the insulative housing 1, and the metal casing 5 fixes the insulating base 1 and the insulative housing 2 together.
  • the insulative housing 1 includes a bottom plate portion 10 and a columnar portion 19 extending upward from the bottom plate portion 10.
  • the columnar portion 19 is provided with a cylindrical hole 191 extending downwardly through the insulative housing 1 to receive a center terminal of the mating connector.
  • the bottom plate portion 10 has a first side 11 and a second side 12 which are oppositely disposed, the fixed terminal 3 being mounted to the first side 11 of the insulative housing 1, and the movable terminal 4 being mounted on the second side 12 of the insulative housing 1.
  • the fixed terminal 3 has a soldering leg 31, a first side arm 32 extending from the soldering leg 31 along the first side, a second side arm 33 connecting the first side arm inwardly, and a third connecting the second side arm
  • the side arm 34 is formed with a contact point 341 at the end of the third side arm to abut against the contact portion 41 of the movable terminal 4 in the lateral direction. In the present embodiment, the contact point 341 abuts on the contact portion 41.
  • the first side arm 32 is opposite to the second side arm 33, and the first, second, and third side arms are surrounded by the U-shaped portion 30, and are formed with a notch 35, the end of the movable terminal 4 Extends into the underside of the gap.
  • the third side arm 34 is obliquely extended upward to increase the deformation space of the movable terminal 4.
  • the U-shaped portion 30 extends from the two sides of the soldering leg 31 so that the two U-shaped portions 30 are relatively enclosed, that is, the first side arm 32 is a pair of connecting soldering legs.
  • the first side arm 32 is a pair of connecting soldering legs.
  • a pair of second side arms 33 are respectively connected to the first side arms 32 and extend in parallel, and a pair of third side arms 34 extend opposite to each other, and are respectively provided with contact points 341.
  • the first side 11 of the bottom plate portion 10 is provided with a convex portion 13 protruding downward, a pair of first side arms 32 of the fixed terminal 3 respectively extending upward, and the welding leg 31 and the pair of first sides
  • the arm is formed with a recessed portion 36 that accommodates the protruding portion 13.
  • the first side 11 of the bottom plate portion 10 is further provided on opposite sides of the protruding portion 13
  • the first boss 14 is fixed to the first boss 14 .
  • the second side 12 of the bottom plate portion 10 is provided with a groove 15 and two second bosses 16, and the second boss 16 is formed with a fixing groove 17 communicating with the groove 15.
  • the movable terminal 4 includes a body portion 42 that connects the contact portion 41, a side wing portion 43 that extends from the body portion 42 to both sides, and a welded portion 44 that extends outward beyond the insulative housing 1.
  • the body portion 42 is received in the body portion 42.
  • the side wing portion 43 is received in the recess and is retained in the fixing groove 17, and the side wing portion 43 is located inside the pair of second bosses 16 to prevent the movable terminal 4 from coming off.
  • the movable terminal 4 further includes a smooth transition portion 45 connected between the body portion 42 and the welded portion 44.
  • the insulative housing 1 includes a receiving slot 18 at a center of the bottom thereof.
  • the receiving slot 18 has a recessed depth greater than a recessed depth of the recess 15 to increase an elastic deformation space of the movable terminal.
  • the receiving slot 18 is vertically oriented.
  • the cylindrical hole 191 penetrates, and the contact portion 41 of the movable terminal 4 extends from the body portion 42 into the receiving groove 18.
  • the contact portion 41 includes a tip end portion 411 , an abutting portion 412 connected to the tip end portion 411 , and an extending portion 413 disposed between the abutting portion 412 and the body portion 42 .
  • the abutting portion 412 has a width larger than the The width of the tip end portion 411 is increased to increase the deformation space of the contact portion 41, and the extension portion 413 is provided with two lateral notches 414 close to the abutting portion 412.
  • the two third side arms 34 of the fixed terminal 3 respectively extend from the second side arm 33 in a direction close to each other, and the soldering leg 34 extends outward beyond the insulative housing 2 and is provided with an elastic piece 37 extending obliquely upward.
  • the protruding portion 13 is provided with a spring groove 131 for receiving the elastic piece 37.
  • a first arc portion 310 is connected between the welding leg 31 and the first side arm 32, and a second arc portion 320 is connected between the first side arm 32 and the second side arm 33.
  • a third arc portion 330 is connected between the second side arm 33 and the third side arm 34.
  • the insulating base 2 has a bottom surface 21, a top surface 22, two first edges 23 disposed in parallel, and two second edges 24 disposed in parallel.
  • the bottom surface 21 of the insulating base 2 is respectively provided with a latching recess 25 at a position close to the two first edges 23, and each of the second edges 24 is provided with a retreating slot 26, and each of the first edges 23 is provided with a notch 27, The notch 27 is connected to the holding groove 25.
  • the metal casing 5 includes a flat plate portion 51 that covers the bottom plate portion 10 and The cylindrical portion 52 of the columnar portion 19 is covered, and the cylindrical portion 52 is provided with a receiving hole 521 for inserting the columnar portion 19 and an external thread 522 located outside thereof.
  • the flat portion 51 is provided with a fastening leg 511 extending downwardly, and the fastening leg 511 is fastened to the fastening groove 25 through the notch 27 .
  • the soldering foot 34 and the soldering portion 44 each extend outwardly from the escape groove 26 beyond the insulative housing 1.
  • the bottom surface 21 of the insulating base 2 is provided with a plurality of reinforcing ribs 28.
  • the top surface 22 of the insulating base 2 is provided with a protruding portion 220 protruding toward the receiving groove side and a recess 221 corresponding to the connection between the body portion and the contact portion.
  • the extending portion 413 of the movable terminal 4 is located above the protruding portion 220.
  • the protruding portion can be The contact portion 41 is prevented from being transiently deformed, and the recess is provided to improve the deformation of the movable terminal.
  • the joint abuts against the insulating base.
  • the insulating base 2 has an inclined surface 20 provided corresponding to the tip end portion 411 of the movable terminal 4, and the inclined surface 20 can improve the movement of the movable terminal 4 along the inclined surface 20 when being pressed, thereby avoiding the plasticity of the movable terminal 4. Deformation.
  • the first, second, and third side arms of the fixed terminal 3 have an embracing structure, and a notch for receiving the end of the movable terminal 4 is formed, that is, the end of the contact portion 41 of the movable terminal 4 is extended to be fixed.
  • the lower side of the notch of the terminal 3 can increase the length of the contact portion of the movable terminal, improve the elastic deformation space of the movable terminal, thereby ensuring reliable contact between the fixed terminal 3 and the movable terminal 4, and the embracing structure can also be diluted.
  • the problem of soldering tin in solder prevents the solder from creeping into the contact point.

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  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

一种开关式同轴连接器(100)，其包括绝缘基座(2)、绝缘本体(1)、固定端子(3)、可动端子(4)以及金属外壳(5)，所述固定端子(3)和可动端子(4)夹持于绝缘基座(2)和绝缘本体(1)之间，所述金属外壳(5)将绝缘基座(2)和绝缘本体(1)固定在一起，所述绝缘本体(1)具有相反设置的第一侧(11)和第二侧(12)，所述固定端子(3)安装于绝缘本体(1)的第一侧(11)，所述可动端子(4)安装在绝缘本体(1)的第二侧(12)，该可动端子(4)具有接触部(41)，所述固定端子(3)的第一侧臂(32)、第二侧臂(33)、第三侧臂(34)围成有缺口(35)，上述可动端子(4)的末端延伸入该缺口(35)下侧。通过将固定端子(3)形成环抱式结构，并形成有收容可动端子(4)末端的缺口(35)，缩小可动端子(4)在连接器(100)上的占用空间，实现开关同轴连接器(100)的小型化发展。

Description

开关式同轴连接器 技术领域
本发明涉及一种同轴连接器，尤其涉及一种开关式同轴连接器的动静端子结构设置。
背景技术
与本发明相关的现有技术，请参考2016年10月19日公告的中国发明专利第CN104471802B号，其揭示了一种同轴连接器是被安装检查用同轴连接器的同轴连接器，所述检查用同轴连接器具备沿上下方向延伸的探针以及包围该探针周围的筒状的第1外部导体，上述同轴连接器的具备：主体，其具有上表面以及底面，并且形成有供上述探针从上侧向下侧插入的孔；第2外部导体，其包括包围上述孔的周围并且被插入到上述第1外部导体内的筒部、设于上述上表面的外部导体主体部、以及通过从该外部导体主体部被引出到上述底面而与该外部导体主体部一起夹持上述主体的外部导体固定部；固定端子，其被固定于上述主体；以及可动端子，其包括被固定于上述主体的可动端子固定部、以及板簧部，所述板簧部从该可动端子固定部朝向上述固定端子延伸，且分支形成有分支部，以与固定端子接触，该分支部用于支撑中心端子插接时，该可动端子具有弹性支撑，防止弹性疲劳，影响连接器的使用寿命，但该分支部是朝两侧延伸，由此增加了连接器的整体宽度，不利于连接器的小型化发展。
另外，请中国实用新型专利公告第203071298号，其揭露一种射频头，具有可动端子及固定端子，该可动端子与固定端子分别设有向上延伸的接触臂，改善射频头在焊接时的爬锡现象，防止两接触臂被焊锡连接在一起，但该向上延伸的接触臂增加了射频头的高度，不适应小型化的发展。
鉴于现有技术的上述缺陷，实有必要设计一种改进的开关式同轴连接器。
发明内容
本发明所要解决的技术问题在于：提供一种小型化的开关式同轴连接器。
为解决上述技术问题，本发明的技术方案是：
一种开关式同轴连接器，其包括绝缘基座、绝缘本体、固定端子、可动端子以及金属外壳，所述固定端子和可动端子夹持于绝缘基座和绝缘本体之间，所述金属外壳将绝缘基座和绝缘本体固定在一起，所述绝缘本体具有相反设置的第一侧和第二侧，所述固定端子安装于绝缘本体的第一侧，所述可动端子安装在绝缘本体的第二侧，该可动端子具有接触部，所述固定端子具有焊接脚、自焊接脚沿第一侧延伸的第一侧臂、连接第一侧臂朝内凸伸的第二侧臂及连接第二侧臂的第三侧臂，该第三侧臂末端形成有接触点，以从侧向与可动端子的接触部抵接，该第一侧臂与第二侧臂相对设置，且第一、第二、第三侧臂围成有缺口，上述可动端子的末端延伸入该缺口下侧。
与现有技术相比，本发明至少具有如下有益效果：通过将固定端子的第一、第二、第三侧臂形成环抱式结构，并形成有收容可动端子末端的缺口，以缩小可动端子在连接器上的占用空间，实现开关同轴连接器的小型化发展，且改善爬锡现象。
本发明的进一步改进如下：
进一步地，所述可动端子的末端具有尖端部，所述绝缘基座具有对应该尖端部设置的倾斜面。
进一步地，所述第一侧臂呈一对分别连接焊接脚的两侧，一对第二侧臂分别连接第一侧臂且相平行延伸，一对第三侧臂相对面向延伸，且分别设有接触点。
进一步地，所述第三侧臂倾斜向上延伸设置。
进一步地，所述绝缘本体的第一侧设有向下凸出的凸出部，该凸出部抵接在固定端子的焊接脚上侧。
进一步地，所述绝缘本体的第一侧还设有位于凸出部相反两侧的第一凸台，所述固定端子固定于第一凸台。
进一步地，所述绝缘本体的第二侧设有凹槽和两个第二凸台，所述第二凸台形成有与凹槽连通的固定槽，所述可动端子包括本体部、自本体部向两侧延伸出的侧翼部、以及向外延伸超出绝缘本体的焊接部，所述本体部收容于凹槽内，所述侧翼部固定于固定槽内。
进一步地，所述绝缘本体包括位于其底部中央的收容槽，所述收容槽凹陷深度大于凹槽的凹陷深度，所述可动端子的接触部自本体部延伸至收容槽内。
进一步地，所述可动端子包括连接接触部的本体部，所述绝缘基座设有对应该本体部与接触部连接处的凹口及朝收容槽侧凸伸的凸出部。
进一步地，所述接触部包括尖端部、连接于尖端部后的抵靠部以及设置于抵靠部和本体部之间的延伸部，所述抵靠部的宽度大于所述尖端部的宽度。
附图说明
图1是本发明开关式同轴连接器的立体图。
图2是如图1所示开关式同轴连接器的另一视角立体图。
图3是如图1所示开关式同轴连接器的分解图。
图4是如图3所示开关式同轴连接器的另一视角分解图。
图5是如图3所示绝缘基座、固定端子及可动端子组装在一起的立体图。
图6是如图1所示开关式同轴连接器的第一剖视图。
图7是如图1所示开关式同轴连接器的第二剖视图。
具体实施方式
下面结合附图和实施例对本发明进一步地说明。
如图1至图7所示，一种开关式同轴连接器100，其包括绝缘本体1、绝缘基座2、固定端子3、可动端子4以及金属外壳5。
所述固定端子3和可动端子4夹持于绝缘基座2和绝缘本体1之间，所述金属外壳5将绝缘基座1和绝缘本体2固定在一起。所述绝缘本体1包括底板部10和自底板部10向上延伸形成的柱状部19，柱状部19设有向下贯穿绝缘本体1的圆柱孔191，以收容对接连接器的中心端子。底板部10具有相反设置的第一侧11和第二侧12，所述固定端子3安装于绝缘本体1的第一侧11，所述可动端子4安装在绝缘本体1的第二侧12。所述固定端子3具有焊接脚31、自焊接脚31沿第一侧延伸的第一侧臂32、连接第一侧臂朝内凸伸的第二侧臂33及连接第二侧臂的第三侧臂34，该第三侧臂末端形成有接触点341，以从侧向与可动端子4的接触部41抵接，在本实施方式中，接触点341是抵接在接触部41的上侧；该第一侧臂32与第二侧臂33相对设置，且第一、第二、第三侧臂环抱式围成U形部30，并形成有缺口35，上述可动端子4的末端延伸入该缺口下侧。所述第三侧臂34倾斜向上延伸设置，增加可动端子4的变形空间。
在本实施方式中，所述U形部30呈一对分别自焊接脚31的两侧延伸，以使两U形部30呈相对包围设置，即该第一侧臂32呈一对连接焊接脚31的两侧，一对第二侧臂33分别连接第一侧臂32且相平行延伸，一对第三侧臂34相对面向延伸，且分别设有接触点341。
所述底板部10的第一侧11设有向下凸出的凸出部13，所述固定端子3的一对第一侧臂32分别向上延伸，且该焊接脚31与一对第一侧臂形成有收容凸出部13的凹陷部36。所述底板部10的第一侧11还设有位于凸出部13相反两侧 的第一凸台14，所述固定端子3固定于第一凸台14。所述底板部10的第二侧12设有凹槽15和两个第二凸台16，所述第二凸台16形成有与凹槽15连通的固定槽17。所述可动端子4包括连接接触部41的本体部42、自本体部42向两侧延伸出的侧翼部43、以及向外延伸超出绝缘本体1的焊接部44，所述本体部42收容于凹槽15内，所述侧翼部43收容于凹槽内并卡持于固定槽17内，且侧翼部43位于一对第二凸台16内侧，防止该可动端子4脱离出。
所述可动端子4还包括连接于本体部42和焊接部44之间的圆滑过渡部45。所述绝缘本体1包括位于其底部中央的收容槽18，所述收容槽18凹陷深度大于凹槽15的凹陷深度，以增加可动端子的弹性变形空间，所述收容槽18沿竖直方向与圆柱孔191相贯通，所述可动端子4的接触部41自本体部42延伸至收容槽18内。所述接触部41包括尖端部411、连接于尖端部411后的抵靠部412以及设置于抵靠部412和本体部42之间的延伸部413，所述抵靠部412的宽度大于所述尖端部411的宽度，以增加接触部41的变形空间，所述延伸部413设有靠近抵靠部412的两个侧向凹口414。
所述固定端子3的两个第三侧臂34分别自第二侧臂33沿相互靠近彼此的面向延伸，所述焊接脚34向外延伸超出绝缘本体2且设有向上倾斜延伸的弹片37，所述凸出部13设有收容弹片37的弹片凹槽131。所述焊接脚31和第一侧臂32之间连接有第一圆弧部310连接，所述第一侧臂32和第二侧臂33之间设有第二圆弧部320连接，所述第二侧臂33和第三侧臂34之间设有第三圆弧部330连接。
绝缘基座2具有底面21、顶面22、平行设置的两第一边缘23和平行设置的两第二边缘24。绝缘基座2的底面21在靠近两个第一边缘23位置处分别设有一扣持凹槽25，每个第二边缘24设有避让槽26，每个第一边缘23设有缺口27，所述缺口27与扣持凹槽25相连。金属外壳5包括覆盖底板部10的平板部51和 覆盖柱状部19的圆柱部52，圆柱部52设有用于柱状部19插入的收容孔521和位于其外侧的外螺纹522。平板部51设有向下弯折延伸形成的扣持脚511，所述扣持脚511穿过缺口27扣持至扣持凹槽25。焊接脚34和焊接部44分别各自从避让槽26向外延伸超出绝缘本体1。绝缘基座2的底面21设有若干加强肋28，绝缘基座2的顶面22设有朝收容槽侧凸伸的凸出部220及对应该本体部与接触部连接处的凹口221，可动端子4的延伸部413位于凸出部220的上方，当对接连接器的中心端子挤压时，可动端子朝下移动，使可动端子4与固定端子3分离，该凸出部可防止接触部41过渡变形，凹口的设置，可改善可动端子的变形，防止变形时，连接处抵接在绝缘基座上。所述绝缘基座2具有对应上述可动端子4的尖端部411设置的倾斜面20，所述倾斜面20可改善可动端子被挤压时沿倾斜面20移动，避免可动端子4的塑性变形。
与现有技术相比，固定端子3的第一、第二、第三侧臂为环抱式结构，形成有收容可动端子4末端的缺口，即可动端子4的接触部41末端延伸到固定端子3的缺口下侧，可增加可动端子的接触部长度，改善可动端子的弹性变形空间，从而保证了固定端子3和可动端子4之间的可靠接触，同时环抱式结构也可稀释焊锡的爬锡问题，防止焊锡爬入接触点上。
本发明不局限于上述具体的实施方式，本领域的普通技术人员从上述构思出发，不经过创造性的劳动，所作出的种种变换，均落在本发明的保护范围之内。

Claims (10)

  1. 一种开关式同轴连接器，其包括绝缘基座、绝缘本体、固定端子、可动端子以及金属外壳，所述固定端子和可动端子夹持于绝缘基座和绝缘本体之间，所述金属外壳将绝缘基座和绝缘本体固定在一起，所述绝缘本体具有相反设置的第一侧和第二侧，所述固定端子安装于绝缘本体的第一侧，所述可动端子安装在绝缘本体的第二侧，该可动端子具有接触部，其特征在于：所述固定端子具有焊接脚、自焊接脚沿第一侧延伸的第一侧臂、连接第一侧臂朝内凸伸的第二侧臂及连接第二侧臂的第三侧臂，该第三侧臂末端形成有接触点，以从侧向与可动端子的接触部抵接，该第一侧臂与第二侧臂相对设置，且第一、第二、第三侧臂围成有缺口，上述可动端子的末端延伸入该缺口下侧。
  2. 如权利要求1所述的开关式同轴连接器，其特征在于：所述可动端子的末端具有尖端部，所述绝缘基座具有对应该尖端部设置的倾斜面。
  3. 如权利要求1所述的开关式同轴连接器，其特征在于：所述第一侧臂呈一对分别连接焊接脚的两侧，一对第二侧臂分别连接第一侧臂且相平行延伸，一对第三侧臂相对面向延伸，且分别设有接触点。
  4. 如权利要求1所述的开关式同轴连接器，其特征在于：所述第三侧臂倾斜向上延伸设置。
  5. 如权利要求3所述的开关式同轴连接器，其特征在于：所述绝缘本体的第一侧设有向下凸出的凸出部，该凸出部抵接在固定端子的焊接脚上侧。
  6. 如权利要求5所述的开关式同轴连接器，其特征在于：所述绝缘本体的第一侧还设有位于凸出部相反两侧的第一凸台，所述固定端子固定于第一凸台。
  7. 如权利要求1所述的开关式同轴连接器，其特征在于：所述绝缘本体的第二侧设有凹槽和两个第二凸台，所述第二凸台形成有与凹槽连通的固定槽，所述可动端子包括本体部、自本体部向两侧延伸出的侧翼部、以及向外延伸超 出绝缘本体的焊接部，所述本体部收容于凹槽内，所述侧翼部固定于固定槽内。
  8. 如权利要求7所述的开关式同轴连接器，其特征在于：所述绝缘本体包括位于其底部中央的收容槽，所述收容槽凹陷深度大于凹槽的凹陷深度，所述可动端子的接触部自本体部延伸至收容槽内。
  9. 如权利要求8所述的开关式同轴连接器，其特征在于：所述可动端子包括连接接触部的本体部，所述绝缘基座设有对应该本体部与接触部连接处的凹口及朝收容槽侧凸伸的凸出部。
  10. 如权利要求9所述的开关式同轴连接器，其特征在于：所述接触部包括尖端部、连接于尖端部后的抵靠部以及设置于抵靠部和本体部之间的延伸部，所述抵靠部的宽度大于所述尖端部的宽度。
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