WO2012100601A1 - 连接器 - Google Patents
连接器 Download PDFInfo
- Publication number
- WO2012100601A1 WO2012100601A1 PCT/CN2011/083766 CN2011083766W WO2012100601A1 WO 2012100601 A1 WO2012100601 A1 WO 2012100601A1 CN 2011083766 W CN2011083766 W CN 2011083766W WO 2012100601 A1 WO2012100601 A1 WO 2012100601A1
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- WO
- WIPO (PCT)
- Prior art keywords
- connector
- inner conductor
- connector according
- shielding
- external device
- Prior art date
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Classifications
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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
Definitions
- the present invention relates to the field of communications, and in particular to a connector.
- BACKGROUND OF THE INVENTION Filters are widely used in the field of communications as a frequency selective device for selecting communication signals in a system to filter out clutter or interference signals outside the frequency of the communication signals.
- the coaxial cavity filter is widely used due to its high Q value, good electromagnetic shielding, low insertion loss, high power capacity, low processing accuracy, easy fabrication and easy debugging. application.
- the insertion loss requirements of the filter are more and more strict, because the size of the filter insertion loss is related to the main performance of the base station, such as efficiency and heat dissipation.
- the cavity filter usually adopts a connector to realize connection with other devices. This method is difficult to meet the RF due to the insertion loss caused by the connector and the insertion loss caused by the cable between the connectors. The need for low insertion loss in front-end devices.
- the present invention provides a connector to at least solve the problem of a large insertion loss of a connector and a cable thereof in the related art. In order to achieve the above object, according to an aspect of the present invention, a connector is provided.
- the connector comprises: a connector body; a connector inner conductor, which is disposed inside the connector body to be connected to an external device and transmits a signal; a shielding member connected to the connector body and configured to shield the interference of the signal .
- the shielding component is a shielding ring; the connector further includes: a recess, a compressible flexible conductive material built in, and a connector grounding.
- the flexible conductive material comprises at least one of the following: a conductive gasket, a conductive paste.
- the shielding member is a shielding groove, and the shielding groove has a built-in flexible conductive material.
- the flexible conductive material comprises at least one of the following: a conductive sealing rubber ring, a conductive adhesive.
- the inner conductor of the connector is a threaded hole structure and is connected to an external device by a screw connection.
- the screws or bolts used for the threaded connection are silver plated.
- the support medium between the inner conductor of the connector and the shielding member is an air medium and/or a polytetrafluoroethylene medium.
- the inner conductor of the connector is inside the shielding member, and the inner conductor of the connector and the shielding member are concentric with each other.
- the connector further includes one or more threaded holes configured to be connected to an external device by a threaded connection.
- the external device is a printed circuit board.
- FIG. Improperly qualified is a schematic view of a preferred embodiment of the present invention
- FIG. 3 is a front view of a preferred embodiment of the present invention
- FIG. Figure 2 is a perspective view of a preferred embodiment 2 of the present invention
- Figure 5 is a front elevational view of a preferred embodiment 2 of the present invention.
- An embodiment of the present invention provides a connector. 1 is a schematic view of an embodiment of the present invention, including a connector body 12, a connector inner conductor 14 and a shield member 16, as will be described in detail below.
- the connector inner conductor 14 is disposed inside the connector body 12 to be connected to an external device and to transmit a signal; the shield member 16 is connected to the connector body 12 and is provided to shield the interference of the signal.
- the connector of the related art and the cable of the cable have a large insertion loss, and it is difficult to meet the requirement of low insertion loss of the RF front-end device.
- the connector is directly connected to the external device, thereby reducing the insertion loss of the connector and the cable thereof, and the requirement of low insertion loss of the RF front-end device can be ensured.
- the connector has a simple structure, and has the advantages of simple installation and small installation operation space.
- the shielding member 16 is a shield ring; the connector further includes a recess 18 having a compressible flexible conductive material built in, and the connector is grounded. It should be noted that the preferred embodiment can ensure the shielding performance and reliable grounding of the connector.
- the flexible conductive material comprises at least one of the following: a conductive gasket, a conductive paste.
- the shielding member 16 is a shielding groove, and the shielding groove has a built-in flexible conductive material. It should be noted that the preferred embodiment can ensure the shielding performance and reliable grounding of the connector.
- the flexible conductive material comprises at least one of the following: a conductive sealing rubber ring, a conductive adhesive.
- the inner conductor 14 of the connector is of a threaded hole structure and is connected to an external device by a screw connection.
- the screws or bolts used in the threaded connection are silver plated.
- the support medium between the inner conductor 14 of the connector and the shielding member 16 is an air medium and/or a polytetrafluoroethylene medium.
- the inner conductor 14 of the connector is inside the shield member 16, and the inner conductor 14 of the connector is concentric with the shield member 16.
- the connector further includes one or more threaded holes 19 configured to be connected to an external device by a screw connection. It should be noted that the preferred embodiment can ensure that the connector body 12 is twisted tightly with the printed wiring board.
- the external device is a printed wiring board.
- the connector can be integrally formed with the filter cavity by die casting, machining, etc., other modules such as a printed circuit board can be directly connected to the filter, and the printed circuit board and the filter are connected through the cable connector. Loss and installation space.
- FIGS. 2 and 3 the cavity of the first embodiment of the present invention is shown in FIG.
- the body-integrated connector includes a connector body 21, a connector inner conductor 22, a shield ring 23, a groove 24, and a threaded hole 25. The structure is described in detail below.
- the shield ring 23 is on the connector body 21; the inner conductor 22 of the connector is inside the shield ring 23 and the two circles are concentric, and the inner conductor 22 and the shield ring 23 of the connector may be an air medium or a polytetrafluoroethylene medium or The combination of the two; the connector body 21 and the shield ring 23 constitute the outer conductor of the connector, satisfying the impedance of the coaxial transmission line 50 ohms.
- the groove 24 can be placed with a conductive conductive material such as a conductive gasket or a conductive adhesive, and has a compression amount to ensure the shielding performance of the connector and reliable grounding.
- the threaded hole 25 can be screwed to the printed wiring board to ensure that the printed wiring board is twisted tightly with the connector body 21.
- the connector inner conductor 22 may be a threaded hole structure, and the printed wiring board and the connector inner conductor 22 are connected by screws, and signals on the printed wiring board may be conducted to the inner conductor 22 by screws. This screw is preferably silver plated to ensure undistorted transmission of the signal.
- 2 is a perspective view of a preferred embodiment of the present invention
- FIG. 5 is a front view of a preferred embodiment of the present invention. As shown in FIGS. 4 and 5, a preferred embodiment 2 of the present invention is shown.
- the cavity integral connector includes a connector body 31, a connector inner conductor 32, a shield groove 33, and a threaded hole 34.
- the shielding slot 33 is on the connector body 31.
- the inner conductor 32 of the connector is inside the shielding slot 33 and the two circles are concentric.
- the inner conductor 32 of the connector and the shielding slot 33 may be an air medium or a polytetrafluoroethylene medium or Two
- the connector body 31 and the shield slot 33 constitute the outer conductor of the connector, satisfying the coaxial transmission line 50 ohm impedance.
- the conductive adhesive is fixed on the upper part of the shielding groove 33, and a flexible conductive material such as a conductive sealing rubber ring can also be placed here to ensure the shielding performance and reliable grounding of the connector.
- the threaded hole 34 can be screwed to the printed wiring board to ensure that the PCB is twisted tightly with the connector body 31.
- the connector inner conductor 32 may be a threaded hole structure, and the printed wiring board and the connector inner conductor 32 are connected by screws, and signals on the printed wiring board may be conducted to the inner conductor 32 by screws. This screw is preferably silver plated to ensure undistorted transmission of the signal.
- the utility model relates to a radio frequency connector in the field of wireless communication, in particular to a connector which can be conveniently connected with a printed circuit board and reduces the insertion loss of the radio frequency front end device.
- a connector is provided.
- the utility model directly connects with the printed circuit board through the connector, reduces the insertion loss of the connector and the cable thereof, and can ensure the low insertion loss of the RF front end device.
- the connector has a simple structure, and has the advantages of simple installation and small installation operation space.
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Description
连接器 技术领域 本实用新型涉及通信领域， 具体而言， 涉及一种连接器。 背景技术 滤波器作为一种频率选择装置被广泛应用于通信领域， 在系统中用于选择通信信 号， 滤除通信信号频率外的杂波或干扰信号。 在现在的射频前端微波滤波器设计中， 同轴腔体滤波器由于其 Q值高、 电磁屏蔽好、插损低、功率容量大、加工精度要求低、 制作方便且易于调试等优点而得到广泛应用。 随着基站发射功率越来越大， 对滤波器的插损要求越来越严格， 因为滤波器插损 的大小关系到基站的效率、 散热等主要性能。 相关技术中， 腔体滤波器通常采用连接器来实现与其他器件的连接， 这种方式由 于连接器带来的插损和连接器之间线缆的带来的插损较大， 难以满足射频前端器件低 插损的需求。 实用新型内容 本实用新型提供了一种连接器， 以至少解决相关技术中的连接器及其线缆的插损 较大的问题。 为了实现上述目的， 根据本实用新型的一个方面， 提供了一种连接器。 根据本实用新型的连接器包括： 连接器主体； 连接器内导体， 在连接器主体内部， 设置为与外部设备连接并传输信号； 屏蔽部件， 与连接器主体相连接， 设置为屏蔽信 号的干扰。 屏蔽部件为屏蔽环； 连接器还包括： 凹槽， 内置有可压缩的柔性导电材料， 设置 为连接器接地。 柔性导电材料包括以下至少之一： 导电垫片、 导电胶。 屏蔽部件为屏蔽槽， 屏蔽槽内置有柔性导电材料。
柔性导电材料包括以下至少之一： 导电密封胶圈、 导电胶。 连接器内导体为螺纹孔结构， 通过螺纹连接方式与外部设备相连接。 螺纹连接方式使用的螺钉或螺栓经过镀银处理。 连接器内导体与屏蔽部件之间的支撑介质为空气介质和 /或聚四氟乙烯介质。 连接器内导体在屏蔽部件内部， 连接器内导体与屏蔽部件两圆同心。 上述连接器还包括一个或多个螺纹孔， 设置为通过螺纹连接方式与外部设备相连 接。 外部设备为印刷线路板。 本实用新型通过连接器直接与印刷线路板相连接，减小了连接器及其线缆的插损， 可以保证射频前端器件低插损的需求。 另外， 本连接器结构简单， 还具备安装简便、 安装操作空间小等优点。 附图说明 此处所说明的附图用来提供对本实用新型的进一步理解， 构成本申请的一部分， 本实用新型的示意性实施例及其说明用于解释本实用新型， 并不构成对本实用新型的 不当限定。 在附图中： 图 1是根据本实用新型实施例的示意图； 图 2是根据本实用新型优选实施例一的立体图； 图 3是根据本实用新型优选实施例一的主视图； 图 4是根据本实用新型优选实施例二的立体图； 图 5是根据本实用新型优选实施例二的主视图。 具体实施方式 需要说明的是， 在不冲突的情况下， 本申请中的实施例及实施例中的特征可以相 互组合。 下面将参考附图并结合实施例来详细说明本实用新型。
本实用新型实施例提供了一种连接器。 图 1是根据本实用新型实施例的示意图， 如图 1所示， 包括连接器主体 12， 连接器内导体 14和屏蔽部件 16， 下面对其结构进 行详细描述。 连接器内导体 14， 在连接器主体 12内部， 设置为与外部设备相连接并传输信号； 屏蔽部件 16， 与连接器主体 12相连接， 设置为屏蔽信号的干扰。 相关技术中的连接器及其线缆的插损较大，难以满足射频前端器件低插损的需求。 本实用新型实施例中， 通过连接器直接与外部设备相连接， 减小了连接器及其线缆的 插损， 可以保证射频前端器件低插损的需求。 另外， 本连接器结构简单， 还具备安装 简便、 安装操作空间小等优点。 优选地， 屏蔽部件 16为屏蔽环； 上述连接器还包括凹槽 18， 内置有可压缩的柔 性导电材料， 设置为连接器接地。 需要说明的是， 本优选实施例可以保证连接器的屏蔽性能及可靠接地。 优选地， 柔性导电材料包括以下至少之一： 导电垫片、 导电胶。 优选地， 屏蔽部件 16为屏蔽槽， 屏蔽槽内置有柔性导电材料。 需要说明的是， 本优选实施例可以保证连接器的屏蔽性能及可靠接地。 优选地， 柔性导电材料包括以下至少之一： 导电密封胶圈、 导电胶。 优选地， 连接器内导体 14为螺纹孔结构， 通过螺纹连接方式与外部设备相连接。 优选地， 螺纹连接方式使用的螺钉或螺栓经过镀银处理。 优选地，连接器内导体 14与屏蔽部件 16之间的支撑介质为空气介质和 /或聚四氟 乙烯介质。 优选地， 连接器内导体 14在屏蔽部件 16内部， 连接器内导体 14与屏蔽部件 16 两圆同心。 优选地， 上述连接器还包括一个或多个螺纹孔 19， 设置为通过螺纹连接方式与外 部设备相连接。 需要说明的是， 本优选实施例可以保证连接器主体 12与印刷线路板绞合紧密。
优选地， 外部设备为印刷线路板。 优选地， 连接器可以和滤波器腔体通过压铸、 机械加工等形式一体成型， 其它模 块如印刷线路板可以直接和滤波器相扣接， 减小印刷线路板和滤波器通过线缆连接器 连接带来的损耗及安装操作空间。 下面将结合实例对本实用新型实施例的实现过程进行详细描述。 优选实施例一 图 2是根据本实用新型优选实施例一的立体图， 图 3是根据本实用新型优选实施 例一的主视图， 如图 2、 图 3所示， 本实用新型实施例一的腔体一体连接器包括连接 器主体 21、 连接器内导体 22、 屏蔽环 23、 凹槽 24和螺纹孔 25。 下面对其结构进行详 细描述。 屏蔽环 23在连接器主体 21上； 连接器内导体 22在屏蔽环 23内部且两圆同心， 连接器内导体 22和屏蔽环 23之间可以为空气介质， 也可以为聚四氟乙烯介质或者两 者相结合； 连接器主体 21和屏蔽环 23构成了连接器的外导体， 满足同轴传输线 50 欧阻抗。 凹槽 24可以放置导电垫片或导电胶等柔性导电材料， 且带有压缩量，保证连接器 的屏蔽性能及可靠接地。 螺纹孔 25可以和印刷线路板通过螺钉连接， 保证印刷线路板与连接器主体 21绞 合紧密。 连接器内导体 22可以为螺纹孔结构， 印刷线路板和连接器内导体 22通过螺钉连 接，印刷线路板上的信号可以通过螺钉传导至内导体 22。此螺钉优选的采用镀银工艺， 保证信号无失真传输。 优选实施例二 图 4是根据本实用新型优选实施例二的立体图， 图 5是根据本实用新型优选实施 例二的主视图， 如图 4、 图 5所示， 本实用新型优选实施例二的腔体一体连接器包括 连接器主体 31、 连接器内导体 32、 屏蔽槽 33、 螺纹孔 34。 下面对其结构进行详细描 述。 屏蔽槽 33在连接器主体 31上， 连接器内导体 32在屏蔽槽 33内部且两圆同心， 连接器内导体 32和屏蔽槽 33之间可以为空气介质， 也可以为聚四氟乙烯介质或者两
者相结合， 连接器主体 31和屏蔽槽 33构成了连接器的外导体， 满足同轴传输线 50 欧阻抗。 导电胶固定在屏蔽槽 33上部，此处也可以放置导电密封胶圈等柔性导电材料，保 证连接器的屏蔽性能及可靠接地。 螺纹孔 34可以和印刷线路板通过螺钉连接，保证 PCB与连接器主体 31绞合紧密。 连接器内导体 32可以为螺纹孔结构， 印刷线路板和连接器内导体 32通过螺钉连 接，印刷线路板上的信号可以通过螺钉传导至内导体 32。此螺钉优选的采用镀银工艺， 保证信号无失真传输。 本实用新型涉及无线通信领域中的射频连接器， 尤其涉及一种可方便与印刷线路 板连接的、 减小射频前端器件插入损耗的连接器。 综上所述， 根据本实用新型的上述实施例， 提供了一种连接器。 本实用新型通过 连接器直接与印刷线路板相连接， 减小了连接器及其线缆的插损， 可以保证射频前端 器件低插损的需求。 另外， 本连接器结构简单， 还具备安装简便、 安装操作空间小等 优点。 以上所述仅为本实用新型的优选实施例而已， 并不用于限制本实用新型， 对于本 领域的技术人员来说， 本实用新型可以有各种更改和变化。 凡在本实用新型的精神和 原则之内， 所作的任何修改、 等同替换、 改进等， 均应包含在本实用新型的保护范围 之内。
Claims
权 利 要 求 书 一种连接器， 包括：
连接器主体；
连接器内导体， 在所述连接器主体内部， 设置为与外部设备连接并传输所 述信号；
屏蔽部件， 与所述连接器主体相连接， 设置为屏蔽所述信号的干扰。 根据权利要求 1所述的连接器， 其中， 所述屏蔽部件为屏蔽环； 所述连接器还 包括：
凹槽， 内置有可压缩的柔性导电材料， 设置为所述连接器接地。 根据权利要求 2所述的连接器， 其中， 所述柔性导电材料包括以下至少之一： 导电垫片、 导电胶。 根据权利要求 1所述的连接器， 其中， 所述屏蔽部件为屏蔽槽， 所述屏蔽槽内 置有柔性导电材料。 根据权利要求 4所述的连接器， 其中， 所述柔性导电材料包括以下至少之一： 导电密封胶圈、 导电胶。 根据权利要求 1所述的连接器， 其中， 所述连接器内导体为螺纹孔结构， 通过 螺纹连接方式与所述外部设备相连接。 根据权利要求 6所述的连接器， 其中， 所述螺纹连接方式使用的螺钉或螺栓经 过镀银处理。 根据权利要求 1所述的连接器， 其中， 所述连接器内导体与所述屏蔽部件之间 的支撑介质为空气介质和 /或聚四氟乙烯介质。 根据权利要求 1至 8中任一项所述的连接器， 其中， 所述连接器内导体在所述 屏蔽部件内部， 所述连接器内导体与所述屏蔽部件两圆同心。
10. 根据权利要求 1至 8中任一项所述的连接器，其中，还包括一个或多个螺纹孔， 设置为通过螺纹连接方式与所述外部设备相连接。
1. 根据权利要求 1至 8中任一项所述的连接器， 其中， 所述外部设备为印刷线路 板。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200281308U CN202067975U (zh) | 2011-01-27 | 2011-01-27 | 连接器 |
| CN201120028130.8 | 2011-01-27 |
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| WO2012100601A1 true WO2012100601A1 (zh) | 2012-08-02 |
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| CN202067975U (zh) * | 2011-01-27 | 2011-12-07 | 中兴通讯股份有限公司 | 连接器 |
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| JP2005026021A (ja) * | 2003-06-30 | 2005-01-27 | Nec Engineering Ltd | 基板取付用同軸コネクタのシールド構造 |
| CN101510790A (zh) * | 2009-03-26 | 2009-08-19 | 京信通信系统（中国）有限公司 | 宽频带直角馈电器 |
| CN101562284A (zh) * | 2008-04-16 | 2009-10-21 | 泰科电子公司 | 组合式电连接器组件 |
| CN201503983U (zh) * | 2009-09-21 | 2010-06-09 | 中兴通讯股份有限公司 | 一种射频同轴连接器及运用射频同轴连接器的通信设备 |
| JP2010257678A (ja) * | 2009-04-23 | 2010-11-11 | Hitachi Kokusai Electric Inc | 同軸給電管のコネクタ構造 |
| CN202050042U (zh) * | 2011-01-27 | 2011-11-23 | 中兴通讯股份有限公司 | 滤波器 |
| CN202067975U (zh) * | 2011-01-27 | 2011-12-07 | 中兴通讯股份有限公司 | 连接器 |
-
2011
- 2011-01-27 CN CN2011200281308U patent/CN202067975U/zh not_active Expired - Fee Related
- 2011-12-09 WO PCT/CN2011/083766 patent/WO2012100601A1/zh active Application Filing
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|---|---|---|---|---|
| CN1035588A (zh) * | 1988-02-01 | 1989-09-13 | Amp公司 | 微同轴接插件系列 |
| JP2005026021A (ja) * | 2003-06-30 | 2005-01-27 | Nec Engineering Ltd | 基板取付用同軸コネクタのシールド構造 |
| CN101562284A (zh) * | 2008-04-16 | 2009-10-21 | 泰科电子公司 | 组合式电连接器组件 |
| CN101510790A (zh) * | 2009-03-26 | 2009-08-19 | 京信通信系统（中国）有限公司 | 宽频带直角馈电器 |
| JP2010257678A (ja) * | 2009-04-23 | 2010-11-11 | Hitachi Kokusai Electric Inc | 同軸給電管のコネクタ構造 |
| CN201503983U (zh) * | 2009-09-21 | 2010-06-09 | 中兴通讯股份有限公司 | 一种射频同轴连接器及运用射频同轴连接器的通信设备 |
| CN202050042U (zh) * | 2011-01-27 | 2011-11-23 | 中兴通讯股份有限公司 | 滤波器 |
| CN202067975U (zh) * | 2011-01-27 | 2011-12-07 | 中兴通讯股份有限公司 | 连接器 |
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