CN101217223A - Small RF coaxial connector - Google Patents
Small RF coaxial connector Download PDFInfo
- Publication number
- CN101217223A CN101217223A CNA2007100192181A CN200710019218A CN101217223A CN 101217223 A CN101217223 A CN 101217223A CN A2007100192181 A CNA2007100192181 A CN A2007100192181A CN 200710019218 A CN200710019218 A CN 200710019218A CN 101217223 A CN101217223 A CN 101217223A
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- plug
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- socket
- coaxial connector
- metal shell
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Abstract
The invention relates to a miniature radio frequency coaxial connector, which comprises a plug and a socket, wherein, the plug is provided with a metal housing, a metal pin and an insulator, and the socket is provided with the metal housing, the metal jack and the insulator; the invention is characterized in that: a metal connecting pipe which can rotate and be fixed with the metal housing to a whole body is sheathed on the metal housing of the plug, the front part of the metal connecting pipe is provided with an internal thread, and the metal housing of the socket is provided with an external thread which is corresponding to the internal thread. The invention realizes the butt joint of the plug and the socket by the rotatable metal connecting pipe which is provided with the internal thread and is arranged on the plug and the corresponding external thread on the socket, and the connection is convenient, stable and reliable, and can not shed; the service life can not be shortened due to the increase of the plugging times, and the operation is simple, so the invention provides a novel connection mode for the connection of the plug and the socket of the radio frequency coaxial connector (in particular to a miniature connector).
Description
Technical field:
The present invention relates to a kind of radio frequency (RF) coaxial connector (Micro Miniature ThreadedConnector is abbreviated as MMTC), particularly a kind of small RF coaxial connector that is applicable to the communications industry.
Background technology:
Along with the development of international communication industry and the generation of communication protocol of new generation, communication equipment there is higher requirement at aspects such as reliability and volumes, so the components and parts to device interior have also proposed corresponding requirement, but in the syndeton of existing radio frequency (RF) coaxial connector, the syndeton that is fit to the small size connector has only the C type snap ring by connector female (socket) to be embedded in the groove that cooperates with it on male (plug) body or the metal clips contact, this syndeton is that the tension force that produces of the tension force that produces by high resilience C type snap ring or metal clips or other are tried hard to keep and held public affairs, the reliability that female (plug and socket) connects, its feature is easy to connect, but there are a lot of problems in this kind connector in concrete use.For example, C type snap ring or metal clips are through repeatedly the original elasticity generation in butt joint back is tired, the reliability of male (plug), female (socket) connection just can not be protected like this, comes off easily, even cause serious faults such as communication disruption in the mobile communication device of many keys.Under these circumstances, the industry just is badly in need of a kind of small RF coaxial connector reliable and that can not shorten because the grafting number of times increases useful life that connects.
Summary of the invention:
Purpose of the present invention, exactly in order to solve the above-mentioned defective of prior art, and a kind of small RF coaxial connector that connects reliable and long service life that provides.
Purpose of the present invention can realize by following technical solution:
A kind of small RF coaxial connector, its composition comprises plug and socket, described plug has metal shell, metal ferrule and insulator, described socket has metal shell, metal jack and insulator, it is characterized in that: be with metal connecting tube rotating and that be fixed as one with it on the metal shell of described plug, the front portion of metal connecting tube has internal thread, and the metal shell of described socket has and the corresponding external screw thread of above-mentioned internal thread.
The purpose of invention also can further realize by following technical measures:
Aforesaid small RF coaxial connector, be respectively equipped with the hollow tubular head of mutual correspondence on the metal shell of wherein said plug, the metal shell of socket, the hollow tubular head of plug is concentric with metal ferrule, and the hollow tubular head of socket is concentric with the metal jack;
Aforesaid small RF coaxial connector, wherein said metal connecting tube is connected by snap ring or riveted with the plug metal shell;
Aforesaid small RF coaxial connector, wherein said metal connecting tube and plug metal shell closely cooperate, and keep the thread bush on it concentric with plug hollow tubular head;
Aforesaid small RF coaxial connector, the internal diameter of the hollow tubular head of wherein said plug and length are greater than the external diameter and the length of the hollow tubular head of socket;
Aforesaid small RF coaxial connector, wherein the external screw thread on the internal thread of thread bush and the plug metal shell adopts the screw thread of No. 4 screw threads of the metric system or less than the screw thread of No. 4 screw threads of the metric system.
Beneficial effect of the present invention is as follows: the present invention is by rotating metal connecting tube with internal thread on the plug, and corresponding external screw thread is realized docking of plug and socket on the socket, novel structure, and volume is little, and easy to connect; Owing to be to adopt to be threaded, connect more reliable and more stable, can not come off, not have the defective of in the past utilizing the radio frequency (RF) coaxial connector that C type snap ring, metal clips or other modes connect, can not shorten because the grafting number of times increases useful life of the present invention; The hollow tubular head of plug, the hollow tubular head of socket are corresponding mutually, promptly can guarantee when butt joint, but plug and socket automatic centering, the minimizing experience lacks and the error that causes, simple to operation, for being connected of plug in the radio frequency (RF) coaxial connector (particularly miniature connector) and socket, provide a kind of novel connected mode.
With reference to the accompanying drawings and in conjunction with the embodiments the present invention is described in further detail.But the invention is not restricted to given example.
Description of drawings:
Fig. 1 is the intention of the cut-away section under the small RF coaxial connector plug and socket released state of the present invention.
Fig. 2 is the intention of the cut-away section under the small RF coaxial connector plug and socket mated condition of the present invention.
Fig. 3 is the cut-away section schematic diagram of small RF coaxial connector of the present invention (straight formula) connecting flexible cable pin connector.
Fig. 4 is the cut-away section schematic diagram that small RF coaxial connector of the present invention (curved formula) connects flexible cable.
Fig. 5 joins the cut-away section schematic diagram that wiring board uses for small RF coaxial connector socket of the present invention.
Embodiment:
As shown in Figure 1 and Figure 2, a kind of small RF coaxial connector of the present invention, its composition comprises plug 1 and socket 6, plug 1 has metal shell 2, metal ferrule 4 and insulator 3, metal ferrule 4 is positioned at the center of plug 1 metal shell 2, be the position, center (coaxial) of whole plug 1, insulator 3 is filled between metal ferrule 4 and plug 1 metal shell 2; Described socket 6 has metal shell 7, metal jack 8 and insulator 9, wherein, metal jack 8 is positioned at the center of socket 6 metal shells 7, it is the position, center (coaxial) of whole socket 6, insulator 9 is filled between metal jack 8 and the socket metal shell 7, be with metal connecting tube 5 rotating and that be fixed as one with it on the metal shell 2 of described plug 1, metal connecting tube 5 front portions have internal thread 52, and the metal shell 7 of described socket 6 has and this internal thread 52 corresponding external screw threads 73.
Plug and socket automatic centering in order can to achieve a butt joint the time, among the embodiment as shown in Figure 1 and Figure 2, be respectively equipped with the hollow tubular head 21,71 of mutual correspondence on the metal shell 2 of plug 1, the metal shell 7 of socket 6, the hollow tubular head 21 of plug 1 is concentric with metal ferrule 4, and the hollow tubular head 71 of socket 6 is concentric with metal jack 8.The external diameter of socket 6 hollow tubular heads 71 is slightly less than plug 1 hollow tubular head 21 internal diameters, like this can be so that when plug 1 dock with socket 6, and automatic centering is convenient to metal ferrule and is injected in the metal jack, and is easy to operate, the efficient height.
Easier for installation in order to make, among the embodiment as shown in Figure 1 and Figure 2, the internal diameter of thread bush 51 is greater than the internal diameter of plug hollow tubular head 21, corresponding with it, socket 6 is designed to notch cuttype (being the stairstepping that has three steps among Fig. 1, Fig. 2), and the external screw thread 73 on the socket metal shell 7 is located on the second step 72.
Metal connecting tube can adopt the mode of snap ring or riveted to be connected with the connected mode of plug metal shell, and what originally be that example adopts is riveted joint.
Among the embodiment as shown in Figure 1 and Figure 2, metal connecting tube 5 closely cooperates with plug metal shell 2, and keep the thread bush 51 on it concentric with plug hollow tubular head 21, close-fitting meaning is that metal connecting tube 5 does not produce displacement on any direction with respect to plug metal shell 2, can improve merging precision, and make that connection is more firmly firm; Because thread bush 51 is concentric with plug hollow tubular head 21, can guarantee that metal ferrule 4 is positioned at the position, the center of circle of thread bush 51, during butt joint, only need on 52 pairs of the internal threads of external screw thread 73 and thread bush 51 on the socket metal shell 7, can make metal ferrule 4 insert accurately in the metal jack 8, be convenient to automatic centering.
As shown in Figure 1 and Figure 2, the internal diameter of the hollow tubular head 21 of plug 1 and length are greater than the external diameter and the length of the hollow tubular head 71 of socket, make that like this hollow tubular head 71 of socket is hollow tubular head 21 inboards that are enclosed within plug, connects reliable and stable when butt joint.
External screw thread on the internal thread of thread bush and the plug metal shell adopts the screw thread of No. four screw threads of the metric system or less than the screw thread of No. four screw threads of the metric system.
Embodiment as shown in Figure 3 is the cut-away section schematic diagram of straight formula Miniature RF connector connecting flexible cable pin connector, among the figure, 1 is plug, 2 is the metal shell of plug, and 21 is the hollow tubular head of plug metal shell, and 3 is insulator, 4 is metal ferrule, 5 is metal connecting tube, and 52 is internal thread, and 10 is the metal pipe box, 11 is metal backup shoe, and 12 is insulating trip.
Embodiment as shown in Figure 4, connect the cut-away section schematic diagram of flexible cable for curved formula small RF coaxial connector, among the figure, 1 is plug, and 2 is the metal shell of plug, 21 is the hollow tubular head of plug metal shell, 3 is insulator, and 4 is metal ferrule, and 5 is metal connecting tube, 52 is internal thread, and 10 is the metal pipe box.
Embodiment as shown in Figure 5 is for invention small RF coaxial connector socket is joined the cut-away section schematic diagram that wiring board uses, among the figure, 6 is socket, and 7 is the metal shell of socket, and 71 is the hollow tubular head of socket metal shell, 73 is external screw thread, and 8 is the metal jack, and 9 is insulator.
In addition to the implementation, the present invention can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of requirement of the present invention.
Claims (6)
1. small RF coaxial connector, its composition comprises plug and socket, described plug has metal shell, metal ferrule and insulator, described socket has metal shell, metal jack and insulator, it is characterized in that: be with metal connecting tube rotating and that be fixed as one with it on the metal shell of described plug, the front portion of metal connecting tube has internal thread, and the metal shell of described socket has and the corresponding external screw thread of above-mentioned internal thread.
2. small RF coaxial connector according to claim 1, it is characterized in that: the hollow tubular head that is respectively equipped with mutual correspondence on the metal shell of described plug, the metal shell of socket, the hollow tubular head of plug is concentric with metal ferrule, and the hollow tubular head of socket is concentric with the metal jack.
3. small RF coaxial connector according to claim 2 is characterized in that: described metal connecting tube is connected by snap ring or riveted with the plug metal shell.
4. according to claim 1 or 2 or 3 described small RF coaxial connectors, it is characterized in that: aforesaid small RF coaxial connector, wherein said metal connecting tube and plug metal shell closely cooperate, and keep the thread bush on it concentric with plug hollow tubular head.
5. small RF coaxial connector according to claim 4, the internal diameter of the hollow tubular head of described plug and length are greater than the external diameter and the length of the hollow tubular head of socket.
6. small RF coaxial connector according to claim 5 is characterized in that: external screw thread on the internal thread of thread bush and the plug metal shell adopts the screw thread of No. 4 screw threads of the metric system or less than the screw thread of No. 4 screw threads of the metric system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100192181A CN101217223A (en) | 2007-01-04 | 2007-01-04 | Small RF coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100192181A CN101217223A (en) | 2007-01-04 | 2007-01-04 | Small RF coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101217223A true CN101217223A (en) | 2008-07-09 |
Family
ID=39623600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100192181A Pending CN101217223A (en) | 2007-01-04 | 2007-01-04 | Small RF coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101217223A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964463A (en) * | 2010-11-10 | 2011-02-02 | 上海航天科工电器研究院有限公司 | Radio frequency connector |
| CN102324670A (en) * | 2011-08-05 | 2012-01-18 | 上海航天科工电器研究院有限公司 | Coaxial high-voltage electrical connector |
| CN104360372A (en) * | 2014-11-05 | 2015-02-18 | 中国船舶重工集团公司第七一九研究所 | Dual-connector output counter tube and operating method thereof |
| CN106025666A (en) * | 2016-06-28 | 2016-10-12 | 陕西华达科技股份有限公司 | Interface structure of blind matching connector |
| CN106169684A (en) * | 2016-08-31 | 2016-11-30 | 福建星海通信科技有限公司 | A kind of radio frequency adapter |
| CN107534249A (en) * | 2016-03-24 | 2018-01-02 | 华为技术有限公司 | A kind of adapter and tester for being used to demarcate test probe circuitry loss |
| CN107910730A (en) * | 2017-11-28 | 2018-04-13 | 中电科技集团重庆声光电有限公司 | Push-in type radio frequency (RF) coaxial connector partition method and push-in type radio frequency (RF) coaxial connector |
| CN108493689A (en) * | 2018-05-29 | 2018-09-04 | 苏州欧普照明有限公司 | A kind of connection component and desk lamp |
| CN110197984A (en) * | 2019-03-22 | 2019-09-03 | 厦门大学 | One kind can expand Modular electrical connector |
| CN110297131A (en) * | 2018-03-22 | 2019-10-01 | 中兴通讯股份有限公司 | Radio frequency testing probe, radio frequency test system and method |
| CN110323627A (en) * | 2019-07-12 | 2019-10-11 | 苏州华旃航天电器有限公司 | A kind of reinforcement type SMPM connector construction |
| CN110829086A (en) * | 2019-11-20 | 2020-02-21 | 郑州德睿航联电子技术有限公司 | Aviation plug mounting structure of electric control cabinet of travelling crane |
| CN113809605A (en) * | 2021-09-17 | 2021-12-17 | 德尔特微波电子(南京)有限公司 | Radio frequency coaxial connector port with axial limiting function |
| CN114824970A (en) * | 2022-03-07 | 2022-07-29 | 镇江联沃微波通信有限公司 | Radio frequency coaxial connector and rapid assembly method thereof |
-
2007
- 2007-01-04 CN CNA2007100192181A patent/CN101217223A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964463A (en) * | 2010-11-10 | 2011-02-02 | 上海航天科工电器研究院有限公司 | Radio frequency connector |
| CN102324670A (en) * | 2011-08-05 | 2012-01-18 | 上海航天科工电器研究院有限公司 | Coaxial high-voltage electrical connector |
| CN104360372A (en) * | 2014-11-05 | 2015-02-18 | 中国船舶重工集团公司第七一九研究所 | Dual-connector output counter tube and operating method thereof |
| CN104360372B (en) * | 2014-11-05 | 2017-02-15 | 武汉海王核能装备工程有限公司 | Dual-connector output counter tube and operating method thereof |
| CN107534249A (en) * | 2016-03-24 | 2018-01-02 | 华为技术有限公司 | A kind of adapter and tester for being used to demarcate test probe circuitry loss |
| CN106025666B (en) * | 2016-06-28 | 2018-06-22 | 陕西华达科技股份有限公司 | A kind of interfacial structure of blind distribution type connector |
| CN106025666A (en) * | 2016-06-28 | 2016-10-12 | 陕西华达科技股份有限公司 | Interface structure of blind matching connector |
| CN106169684A (en) * | 2016-08-31 | 2016-11-30 | 福建星海通信科技有限公司 | A kind of radio frequency adapter |
| CN106169684B (en) * | 2016-08-31 | 2019-04-30 | 福建星海通信科技有限公司 | A kind of radio frequency adapter |
| CN107910730A (en) * | 2017-11-28 | 2018-04-13 | 中电科技集团重庆声光电有限公司 | Push-in type radio frequency (RF) coaxial connector partition method and push-in type radio frequency (RF) coaxial connector |
| CN110297131A (en) * | 2018-03-22 | 2019-10-01 | 中兴通讯股份有限公司 | Radio frequency testing probe, radio frequency test system and method |
| CN110297131B (en) * | 2018-03-22 | 2022-01-28 | 中兴通讯股份有限公司 | Radio frequency test probe, radio frequency test system and radio frequency test method |
| CN108493689A (en) * | 2018-05-29 | 2018-09-04 | 苏州欧普照明有限公司 | A kind of connection component and desk lamp |
| CN110197984A (en) * | 2019-03-22 | 2019-09-03 | 厦门大学 | One kind can expand Modular electrical connector |
| CN110323627A (en) * | 2019-07-12 | 2019-10-11 | 苏州华旃航天电器有限公司 | A kind of reinforcement type SMPM connector construction |
| CN110829086A (en) * | 2019-11-20 | 2020-02-21 | 郑州德睿航联电子技术有限公司 | Aviation plug mounting structure of electric control cabinet of travelling crane |
| CN113809605A (en) * | 2021-09-17 | 2021-12-17 | 德尔特微波电子(南京)有限公司 | Radio frequency coaxial connector port with axial limiting function |
| CN113809605B (en) * | 2021-09-17 | 2023-06-02 | 德尔特微波电子(南京)有限公司 | Radio frequency coaxial connector port with axial limiting function |
| CN114824970A (en) * | 2022-03-07 | 2022-07-29 | 镇江联沃微波通信有限公司 | Radio frequency coaxial connector and rapid assembly method thereof |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |