WO2022151713A1 - 一种射频连接器 - Google Patents

一种射频连接器 Download PDF

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Publication number
WO2022151713A1
WO2022151713A1 PCT/CN2021/109986 CN2021109986W WO2022151713A1 WO 2022151713 A1 WO2022151713 A1 WO 2022151713A1 CN 2021109986 W CN2021109986 W CN 2021109986W WO 2022151713 A1 WO2022151713 A1 WO 2022151713A1
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WIPO (PCT)
Prior art keywords
conductor
inner core
contact elastic
radio frequency
insulating member
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PCT/CN2021/109986
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English (en)
French (fr)
Inventor
赵震州
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金谷汽车部件有限公司
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Application filed by 金谷汽车部件有限公司 filed Critical 金谷汽车部件有限公司
Publication of WO2022151713A1 publication Critical patent/WO2022151713A1/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
    • H01R13/02—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
    • 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
    • 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

Definitions

  • the utility model relates to the technical field of signal transmission connectors, in particular to a radio frequency connector.
  • RF connectors can be used for interconnection between circuit boards (PCB boards) and circuit boards (PCB boards), RF modules and RF modules, and circuit boards (PCB boards) and RF modules.
  • Existing RF connectors usually adopt a three-piece structure, including two connecting components and a transmission component disposed between the two connecting components, and the existing three-piece RF connectors have the following technical problems: 1. Connecting components It is composed of the connection between the outer shell and the inner shell, which not only affects the efficiency of product assembly, but also deflects the transmission component connected to the inner shell, which affects the normal signal transmission of the RF connector; 2. The structure of the insulator on the transmission component affects the inner conductor. 3.
  • the bottom surface of the conductor core on the connecting component and the bottom surface of the outer shell should theoretically be on the same plane when welded, but due to assembly or components There is an error, so that when the patch is welded on the circuit board (PCB board), the inner core of the conductor causes virtual welding, so that the radio frequency connector cannot be electrically connected normally.
  • PCB board circuit board
  • the purpose of the present invention is to provide a radio frequency connector with simplified components, convenient assembly, low impedance and reliable signal transmission.
  • the present invention adopts such a radio frequency connector, which includes a first connection component, a second connection component, and a transmission component connected between the first connection component and the second connection component, the first connection component It includes an integrally formed first connection seat, a first insulating member connected to the bottom of the first connection seat, and a first conductor inner core connected to the first insulating member, and the second connection assembly includes an integrally formed second connection seat , a second insulating member connected to the bottom of the second connecting seat, a second conductor inner core connected to the second insulating member, and the transmission assembly includes an outer conductor, an outer sleeve connected to the outer conductor, and a Both ends of the inner conductor and the outer conductor are formed with a number of outer contact elastic sheets, the outer contact elastic sheets are respectively connected to the inner wall of the first connection seat and the inner wall of the second connection seat, and the inner ends of the outer conductor are provided with first Three insulating pieces, two ends of the inner conductor are respectively connected to
  • the main bodies of the first connection component and the second connection component of the above-mentioned radio frequency connector are both composed of an integrally formed connection seat, which facilitates the positioning and assembly of the first insulator and the second insulator on the first connection seat and the second connection seat respectively. , and in this way, the first conductor inner core and the second conductor inner core are kept in a coaxial relationship with the inner conductor as much as possible, so that the signal connection reliability of the radio frequency connector is higher; the inner end of the first conductor inner core and the second conductor inner core are The inner ends of the shrapnel are respectively connected between the inner contact shrapnel, which will spread the inner contact shrapnel at both ends of the inner conductor to the outer circumference.
  • the setting of the slot is conducive to the action of the inner contact shrapnel.
  • the inner diameter of the inner conductor is larger.
  • the characteristic impedance is relatively small, so as to achieve impedance matching and improve the transmission capacity of radio frequency signals.
  • the utility model is further provided that the inner wall of the first connecting seat protrudes to form a first positioning block, the side of the first insulating member close to the first positioning block forms a first positioning groove, and the first positioning groove is connected to the first positioning block. fit.
  • the inner side of the first positioning block forms an annular connecting section
  • one side of the annular connecting section forms an annular narrowing section
  • the end of the sleeve elastic piece on the inner sleeve close to the first connecting seat forms an arc shape
  • a convex surface the arc-shaped convex surface is fitted with the annular connecting section
  • the inner diameter of the annular narrowing section is smaller than the inner diameter of the annular connecting section.
  • the above structure facilitates the positioning of the first insulating member on the first connecting seat, and the ring-shaped connecting section and the arc-shaped convex surface form an interference fit, and the deflection of the outer conductor at a certain angle (within 20°) can still ensure that the two are in normal connection.
  • the annular narrowing section limits the arc-shaped convex surface to prevent the inner conductor from being detached from the first connecting seat.
  • the second connection seat is used as the movable connection end.
  • the utility model is further provided that the inner wall of the second connecting seat protrudes to form a second positioning block, the side of the second insulating member close to the second positioning block forms a second positioning groove, and the second positioning groove is connected to the second positioning block. fit.
  • the utility model is further configured such that an arc-shaped convex surface is formed at the end of the outer contact elastic sheet close to the second connecting seat on the outer conductor, and the arc-shaped convex surface is attached to the inner wall of the second connecting seat.
  • the above structure facilitates the positioning of the second insulating member on the second connecting seat, the arc-shaped convex surface forms an interference fit with the inner wall of the second connecting seat, and the outer conductor is deflected at a certain angle to ensure that the two are in a normal connection state.
  • a plurality of welding feet on the same plane are formed around the bottom of the first connecting seat and the bottom of the second connecting seat, and the outer end of the inner core of the first conductor is in a position with the welding feet of the first connecting seat.
  • the outer end of the second conductor inner core is on the same plane as the welding leg of the second connection seat.
  • a plurality of welding feet on the same plane are formed around the bottom of the first connecting seat and the bottom of the second connecting seat, and the outer end of the inner core of the first conductor extends outward beyond the first connecting seat.
  • the structure of the first conductor inner core and the second conductor inner core are the same, the cross section of the welding leg of the first conductor inner core is square, and the cross section of the connection part between the first conductor inner core and the inner contact elastic sheet It is circular, and the cross section of the connecting part between the inner core of the second conductor and the inner contact elastic sheet is circular.
  • the outer end of the above-mentioned conductor inner core is on the same plane as the soldering pin of the corresponding connection seat, which is the way that both the conductor inner core and the soldering pin are connected to the PCB board by patch; the outer end of the other conductor inner core exceeds the Corresponding to the plane where the soldering feet of the connector are located, this is the way that the inner core of the conductor is welded through the PCB board, and the soldering feet are connected to the PCB board by patch.
  • the cylindrical structure of the inner core facilitates electrical connection with the inner contact elastic sheet.
  • Figure 1 is an exploded view of an embodiment of the present invention.
  • Figure 2 is a cross-sectional view of an embodiment of the present invention.
  • FIG. 3 is an exploded view of a part of a transmission assembly according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of an application connection according to Embodiment 1 of the present invention.
  • FIG. 5 is a schematic diagram of application connection according to the second embodiment of the present invention.
  • FIG. 6 is a perspective view of the inner core of the first conductor according to the second embodiment of the present invention.
  • the present invention is a radio frequency connector, comprising a first connection assembly 1, a second connection assembly 2, and a transmission assembly 3 connected between the first connection assembly 1 and the second connection assembly 2
  • the first connecting assembly 1 includes an integrally formed first connecting seat 11, a first insulating member 12 connected to the bottom of the first connecting seat 11, and a first conductor inner core 13 connected to the first insulating member 12, so
  • the inner wall of the first connecting seat 11 protrudes to form a first positioning block 111
  • the side of the first insulating member 12 close to the first positioning block 111 forms a first positioning groove 121
  • the first positioning groove 121 is connected to the first positioning block 111 .
  • the positioning block 111 is attached, and the second connection assembly 2 includes an integrally formed second connection seat 21 , a second insulating member 22 connected to the bottom of the second connection seat 21 , and a second conductor connected to the second insulating member 22 .
  • the slot 221 is fitted with the second positioning block 211.
  • the transmission assembly 3 includes an outer conductor 31, an outer sleeve 32 connected to the outer conductor 31, and an inner conductor 33 arranged inside the outer conductor 31.
  • Both ends of the outer conductor 31 are formed Several outer contact elastic pieces 331, the inner side of the first positioning block 11 forms an annular connecting section 112, one side of the annular connecting section 112 forms an annular narrowing section 113, the outer conductor 31 is close to the first connecting seat 11
  • the end of the outer contact elastic piece 311 forms an arc-shaped convex surface 3111, and the arc-shaped convex surface 3111 fits with the annular connecting section 12, the inner diameter of the annular narrowing section 13 is smaller than the inner diameter of the annular connecting section 12, and the outer conductor 31 is close to the first
  • the ends of the outer contact elastic pieces 311 of the second connection bases 21 also form an arc-shaped convex surface 3111, the arc-shaped convex surface 3111 is attached to the inner wall of the second connection base 21, and both inner ends of the outer conductor 31 are provided with a third insulation
  • the two ends of the inner conductor 33 are respectively connected to the third insulating members 34 on both sides, and both ends of the inner conductor
  • the inner end of the inner core 13 of the first conductor and the inner ends of the second conductor inner core 23 are respectively connected between the inner contact elastic pieces 331 , and a plurality of slots 341 are formed on the third insulating member 34 at the position facing the inner contact elastic pieces 331 .
  • the first connection seat 11 A plurality of welding feet (114, 212) are formed in the same plane around the bottom of the second connecting seat 21, and the outer end of the first conductor inner core 13 and the welding feet 114 of the first connecting seat 11 are in the same plane.
  • the outer end of the second conductor inner core 23 and the welding pin 212 of the second connection base 21 are in the same plane and are attached to the second PCB board 5 .
  • the difference between the second embodiment and the first embodiment is the positional relationship between the inner core of the conductor and the soldering pins.
  • the bottom of the first connecting seat 11 and the bottom of the second connecting seat 21 are formed with a plurality of Soldering feet (114, 212) on the same plane, the outer end of the first conductor inner core 13 extends outward beyond the plane where the soldering feet 114 of the first connection seat 11 are located and passes through the first PCB board 4, and the second conductor The outer end of the inner core 23 extends outward beyond the plane where the soldering feet 212 of the second connection seat 21 are located and passes through the second PCB board 5.
  • the first conductor inner core 13 and the second conductor inner core 23 have the same structure, so The cross-section of the welding leg of the first conductor inner core 13 is square, the cross-section of the connection part of the first conductor inner core 13 and the inner contact elastic sheet 331 is circular, and the connection part of the second conductor inner core 23 and the inner contact elastic sheet 331 is circular.
  • the cross section is circular.
  • the main bodies of the first connecting component and the second connecting component of the RF connector of the present invention are both formed by an integrally formed connecting seat, so that the first insulating member and the second insulating member are respectively connected to the first connecting seat and the second connecting seat.
  • the inner end and the inner end of the inner core of the second conductor are respectively connected between the inner contact springs, which will spread the inner contact springs at both ends of the inner conductor to the outer circumference. Impedance, the larger the inner diameter of the inner conductor, the smaller the characteristic impedance is, so as to achieve impedance matching and improve the reflection ability of radio frequency signals.
  • the present invention can also have other various embodiments.
  • those skilled in the art can make various corresponding changes and modifications according to the present invention. deformation, and these changes or deformations are equivalent to the technical solutions in this patent, then these corresponding changes and deformations shall belong to the protection scope of the appended claims of the present invention.

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  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

一种射频连接器，包括第一连接组件、第二连接组件以及连接在第一连接组件和第二连接组件之间的传输组件，其中，第一连接组件包括一体成型的第一连接座（11）、第一绝缘件（12）和第一导体内芯（13），第二连接组件包括一体成型的第二连接座（21）、第二绝缘件（22）和第二导体内芯（23），传输组件包括外导体（31）、外套筒（32）和内导体（33），外导体（31）的两端均形成若干个外接触弹片（311），外接触弹片（311）分别连接在第一连接座（11）的内壁和第二连接座（21）的内壁，外导体（31）的内部两端均设置有第三绝缘件（34），内导体（33）的两端分别连接在两侧的第三绝缘件（34）上，内导体（33）的两端均形成若干个内接触弹片（331），第一导体内芯（13）的内端和第二导体内芯（23）的内端分别连接在内接触弹片（331）之间，第三绝缘件（34）上正对内接触弹片（331）的位置形成若干个开槽。通过使第一导体内芯与第二导体内芯与内导体保持同轴关系，可使信号传输的可靠性更高，并且，开槽的设置有利于内接触弹片动作，可使内导体的内径变大，特征阻抗变小，实现阻抗匹配，提高射频信号的传输能力。

Description

一种射频连接器 技术领域
本实用新型涉及信号传输连接器技术领域，尤其涉及一种射频连接器。
背景技术
射频连接器可用于电路板(PCB板)与电路板(PCB板)，射频模块与射频模块，电路板(PCB板)与射频模块之间的互联。现有的射频连接器通常采用三件式结构，包括两个连接组件和设置在两个连接组件之间的传输组件，而现有三件式结构的射频连接器存在以下技术问题：1.连接组件由外壳和内壳连接构成，不仅影响产品组装的效率，而且会使与内壳连接的传输组件发生偏转，影响射频连接器的正常信号传输；2.传输组件上的绝缘件的结构对内导体件实现全包裹，增大内导体件的阻抗，影响射频连接器的正常工作；3.连接组件上的导体内芯的底面与外壳的底面焊接时理论上应处于同一平面，然而由于装配或者部件存在误差，使贴片焊接在电路板(PCB板)时导体内芯造成虚焊的情况，使射频连接器不能正常电连接。
发明内容
有鉴于此，本实用新型的目的在于提供一种零部件构成精简、装配方便、阻抗低、信号传输可靠的射频连接器。
为了实现以上目的，本实用新型采用这样一种射频连接器，包括第一连接组件、第二连接组件、连接在第一连接组件和第二连接组件之间的传输组件，所述第一连接组件包括一体成型的第一连接座、连接在第一连接座底部的第一绝缘件、连接在第一绝缘件上的第一导体内芯，所述第二连接组件包括一体成型的第二连接座、连接在第二连接座底部的第二绝缘件、连接在第二绝缘件上的第二导体内芯，所述传输组件包括外导体、连接在外导体上的外套筒、设置在外导体内部的内导体，外导体的两端均形成若干个外接触弹片，所述外接触弹片 分别连接在第一连接座的内壁和第二连接座的内壁，所述外导体的内部两端均设置有第三绝缘件，所述内导体的两端分别连接在两侧的第三绝缘件上，内导体的两端均形成若干个内接触弹片，所述第一导体内芯的内端和第二导体内芯的内端分别连接在内接触弹片之间，所述第三绝缘件上正对内接触弹片的位置形成若干个开槽。
上述射频连接器的第一连接组件、第二连接组件的主体均由一体成型的连接座构成，方便第一绝缘件和第二绝缘件分别在第一连接座和第二连接座上的定位装配，而且这样使第一导体内芯和第二导体内芯尽量与内导体保持同轴关系，使射频连接器的信号连接可靠性更高；第一导体内芯的内端和第二导体内芯的内端分别连接在内接触弹片之间，会使内导体两端的内接触弹片向外周撑开，开槽的设置利于内接触弹片动作，根据射频连接器的特征阻抗，内导体的内径越大，特征阻抗相对变小，从而实现阻抗匹配，提高射频信号的传输能力。
本实用进一步设置为第一连接座的内壁凸起形成第一定位块，第一绝缘件靠近第一定位块的一侧形成第一定位凹槽，所述第一定位凹槽与第一定位块贴合。
本实用进一步设置为第一定位块的内侧形成环形连接段，所述环形连接段的一侧形成环形收窄段，所述内套筒上靠近第一连接座的套筒弹片的末端形成弧形凸面，所述弧形凸面与环形连接段贴合，环形收窄段的内径小于环形连接段的内径。
上述结构便于第一绝缘件在第一连接座上定位，而且环形连接段与弧形凸面的配合形成过盈配合，外导体发生一定角度(20°以内)的偏转仍可以保证两者处于正常连接状态，环形收窄段对弧形凸面进行限位，避免内导体从第一连接座上脱离，环形连接段和环形收窄段的结构分别与外导体的外接触弹片配合，使第一连接座作为外导体的固定端，第二连接座则作为活动连接端来使用。
本实用进一步设置为第二连接座的内壁凸起形成第二定位块，第二绝缘件靠近第二定位块的一侧形成第二定位凹槽，所述第二定位凹槽与第二定位块贴合。
本实用进一步设置为外导体上靠近第二连接座的外接触弹片的 末端形成弧形凸面，所述弧形凸面与第二连接座的内壁贴合。
上述结构便于第二绝缘件在第二连接座上定位，弧形凸面与第二连接座的内壁形成过盈配合，外导体发生一定角度的偏转仍可以保证两者处于正常连接状态。
本实用进一步设置为第一连接座的底部四周和第二连接座的底部四周均形成多个处于同一平面的焊接脚，所述第一导体内芯的外端与第一连接座的焊接脚处于同一平面，所述第二导体内芯的外端与第二连接座的焊接脚处于同一平面。
本实用进一步设置为第一连接座的底部四周和第二连接座的底部四周均形成多个处于同一平面的焊接脚，所述第一导体内芯的外端向外延伸超出第一连接座的焊接脚所在的平面，所述第二导体内芯的外端向外延伸超出第二连接座的焊接脚所在的平面。
本实用进一步设置为第一导体内芯和第二导体内芯结构一致，所述第一导体内芯的焊接脚横截面呈方形，所述第一导体内芯与内接触弹片连接部位的横截面呈圆形，第二导体内芯与内接触弹片连接部位的横截面呈圆形。
上述一种导体内芯的外端与对应连接座的焊接脚处于同一平面，这是导体内芯和焊接脚均采用贴片连接在PCB板上的方式；另一种导体内芯的外端超出对应连接座的焊接脚所在平面，这是导体内芯穿过PCB板焊接、焊接脚采用贴片连接在PCB板上的方式，导体内芯由板材冲压加工而成，取代传统机加工工艺，导体内芯的柱形结构便于与内接触弹片电连接。
附图说明
图1是本实用新型实施例一爆炸图。
图2是本实用新型实施例一剖视图。
图3是本实用新型实施例一部分传输组件爆炸图。
图4是本实用新型实施例一应用连接示意图。
图5是本实用新型实施例二应用连接示意图。
图6是本实用新型实施例二第一导体内芯立体图。
具体实施方式
实施例一
如图1-4所示，本实用新型是一种射频连接器，包括第一连接组件1、第二连接组件2、连接在第一连接组件1和第二连接组件2之间的传输组件3，所述第一连接组件1包括一体成型的第一连接座11、连接在第一连接座11底部的第一绝缘件12、连接在第一绝缘件12上的第一导体内芯13，所述第一连接座11的内壁凸起形成第一定位块111，第一绝缘件12靠近第一定位块111的一侧形成第一定位凹槽121，所述第一定位凹槽121与第一定位块111贴合，所述第二连接组件2包括一体成型的第二连接座21、连接在第二连接座21底部的第二绝缘件22、连接在第二绝缘件22上的第二导体内芯23，所述第二连接座21的内壁凸起形成第二定位块211，第二绝缘件22靠近第二定位块211的一侧形成第二定位凹槽221，所述第二定位凹槽221与第二定位块211贴合，所述传输组件3包括外导体31、连接在外导体31上的外套筒32、设置在外导体31内部的内导体33，外导体31的两端均形成若干个外接触弹片331，所述第一定位块11的内侧形成环形连接段112，所述环形连接段112的一侧形成环形收窄段113，所述外导体31上靠近第一连接座11的外接触弹片311的末端形成弧形凸面3111，所述弧形凸面3111与环形连接段12贴合，环形收窄段13的内径小于环形连接段12的内径，所述外导体31上靠近第二连接座21的外接触弹片311的末端也形成弧形凸面3111，所述弧形凸面3111与第二连接座21的内壁贴合，所述外导体31的内部两端均设置有第三绝缘件34，所述内导体33的两端分别连接在两侧的第三绝缘件34上，内导体33的两端均形成若干个内接触弹片331，所述第一导体内芯13的内端和第二导体内芯23的内端分别连接在内接触弹片331之间，所述第三绝缘件34上正对内接触弹片331的位置形成若干个开槽341，所述第一连接座11的底部四周和第二连接座21的底部四周均形成多个处于同一平面的焊接脚(114,212)，所述第一导体内芯13的外端与第一连接座11的焊接脚114处于同一平面并与第一PCB板4贴合，所述第二导体内芯23的外端与第二连接座21的焊接脚212处于同一平面并与第二PCB板5贴合。
实施例二
如图5、6所示，实施例二与实施例一不同的是导体内芯与焊接脚的位置关系，第一连接座11的底部四周和第二连接座21的底部四周均形成多个处于同一平面的焊接脚(114,212)，所述第一导体内芯13的外端向外延伸超出第一连接座11的焊接脚114所在的平面并穿过第一PCB板4，所述第二导体内芯23的外端向外延伸超出第二连接座21的焊接脚212所在的平面并穿过第二PCB板5，所述第一导体内芯13和第二导体内芯23结构一致，所述第一导体内芯13的焊接脚横截面呈方形，所述第一导体内芯13与内接触弹片331连接部位的横截面呈圆形，第二导体内芯23与内接触弹片331连接部位的横截面呈圆形。
根据以上实施例，本实用新型射频连接器的第一连接组件、第二连接组件的主体均由一体成型的连接座构成，方便第一绝缘件和第二绝缘件分别在第一连接座和第二连接座上的定位装配，而且这样的使第一导体内芯和第二导体内芯尽量与内导体保持同轴关系，使射频连接器的信号传输可靠性更高；第一导体内芯的内端和第二导体内芯的内端分别连接在内接触弹片之间，会使内导体两端的内接触弹片向外周撑开，开槽的设置利于内接触弹片动作，根据射频连接器的特征阻抗，内导体的内径越大，特征阻抗相对变小，从而实现阻抗匹配，提高射频信号的反射能力。
当然除了上述实施例外，本实用新型还可有其它多种实施例，在不背离本实用新型实质技术方案内容的情况下，熟悉本领域的技术人员可根据本实用新型作出各种相应的改变和变形，且这些改变或变形和本专利中的技术方案是等同的，则这些相应的改变和变形都应属于本实用新型所附的权利要求的保护范围。

Claims (8)

  1. 一种射频连接器，包括第一连接组件、第二连接组件、连接在第一连接组件和第二连接组件之间的传输组件，其特征在于：所述第一连接组件包括一体成型的第一连接座、连接在第一连接座底部的第一绝缘件、连接在第一绝缘件上的第一导体内芯，所述第二连接组件包括一体成型的第二连接座、连接在第二连接座底部的第二绝缘件、连接在第二绝缘件上的第二导体内芯，所述传输组件包括外导体、连接在外导体上的外套筒、设置在外导体内部的内导体，外导体的两端均形成若干个外接触弹片，所述外接触弹片分别连接在第一连接座的内壁和第二连接座的内壁，所述外导体的内部两端均设置有第三绝缘件，所述内导体的两端分别连接在两侧的第三绝缘件上，内导体的两端均形成若干个内接触弹片，所述第一导体内芯的内端和第二导体内芯的内端分别连接在内接触弹片之间，所述第三绝缘件上正对内接触弹片的位置形成若干个开槽。
  2. 根据权利要求1所述的射频连接器，其特征在于：所述第一连接座的内壁凸起形成第一定位块，第一绝缘件靠近第一定位块的一侧形成第一定位凹槽，所述第一定位凹槽与第一定位块贴合。
  3. 根据权利要求2所述的射频连接器，其特征在于：所述第一定位块的内侧形成环形连接段，所述环形连接段的一侧形成环形收窄段，所述外导体上靠近第一连接座的外接触弹片的末端形成弧形凸面，所述弧形凸面与环形连接段贴合，环形收窄段的内径小于环形连接段的内径。
  4. 根据权利要求1所述的射频连接器，其特征在于：所述第二连接座的内壁凸起形成第二定位块，第二绝缘件靠近第二定位块的一侧形成第二定位凹槽，所述第二定位凹槽与第二定位块贴合。
  5. 根据权利要求4所述的射频连接器，其特征在于：所述外导体上靠近第二连接座的外接触弹片的末端形成弧形凸面，所述弧形凸面与第二连接座的内壁贴合。
  6. 根据权利要求1-5中任一项所述的射频连接器，其特征在于： 所述第一连接座的底部四周和第二连接座的底部四周均形成多个处于同一平面的焊接脚，所述第一导体内芯的外端与第一连接座的焊接脚处于同一平面，所述第二导体内芯的外端与第二连接座的焊接脚处于同一平面。
  7. 根据权利要求1-5中任一项所述的射频连接器，其特征在于：所述第一连接座的底部四周和第二连接座的底部四周均形成多个处于同一平面的焊接脚，所述第一导体内芯的外端向外延伸超出第一连接座的焊接脚所在的平面，所述第二导体内芯的外端向外延伸超出第二连接座的焊接脚所在的平面。
  8. 根据权利要求7所述的射频连接器，其特征在于：所述第一导体内芯和第二导体内芯结构一致，所述第一导体内芯的焊接脚横截面呈方形，所述第一导体内芯与内接触弹片连接部位的横截面呈圆形，第二导体内芯与内接触弹片连接部位的横截面呈圆形。
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