CN106450931A - Anti-looseness RF coaxial connector - Google Patents

Anti-looseness RF coaxial connector Download PDF

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Publication number
CN106450931A
CN106450931A CN201611087482.4A CN201611087482A CN106450931A CN 106450931 A CN106450931 A CN 106450931A CN 201611087482 A CN201611087482 A CN 201611087482A CN 106450931 A CN106450931 A CN 106450931A
Authority
CN
China
Prior art keywords
plug
conductor
socket
pin
insulator
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201611087482.4A
Other languages
Chinese (zh)
Inventor
颜二国
宋德柱
邵晓红
吕霞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Huayang Aerospace Electric Co Ltd
Original Assignee
Suzhou Huayang Aerospace Electric Co Ltd
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 Suzhou Huayang Aerospace Electric Co Ltd filed Critical Suzhou Huayang Aerospace Electric Co Ltd
Priority to CN201611087482.4A priority Critical patent/CN106450931A/en
Publication of CN106450931A publication Critical patent/CN106450931A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627Snap or like fastening
    • H01R13/6278Snap or like fastening comprising a pin snapping into a recess
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
    • H01R24/40Two-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

Abstract

An anti-looseness RF coaxial connector includes a plug and a socket, wherein the plug is composed of a union nut, a plug insulator, a plug inner conductor, an insulated rubber mat, a pin, a retaining ring and a plug outer conductor, and the pin is arranged in a second pin opening of the plug outer conductor; the socket is formed by a socket outer conductor, a socket inner conductor, and a socket insulator, wherein the socket outer conductor is provided with a plurality of semicircular recesses. With this configuration, the hemisphere head of the pin in the plug outer conductor can be plugged onto the semicircular recesses in the socket outer conductor when the plug is mated with the socket, thereby limiting radial displacements between the plug outer conductor and the socket outer conductor, and preventing the RF coaxial connector from being lost. The anti-looseness RF coaxial connector has the advantages of being simple in structure, high in contact ratio of electrical reference plane and high in stability of the RF signal transmission.

Description

A kind of anti-loosening radio frequency (RF) coaxial connector
Technical field
The present invention relates to radio frequency connector technical field, especially a kind of anti-loosening radio frequency (RF) coaxial connector.
Background technology
At present, high-power RF signal transmission would generally adopt threaded radio frequency (RF) coaxial connector, threaded Radio frequency (RF) coaxial connector, plug is mutually compressed with socket, it is ensured that the coincidence in its electrical reference face, and the structural reliability compares Height, but the phenomenon for getting loose under the harsh environments such as vibration, impact after plugs and sockets docking can occur.Prior art prevents plug The end measure that gets loose of swivel nut has following several, such as using on connection swivel nut plus security thread hole, is fixed with stainless steel silk colligation, should Method needs enough installing spaces in practical operation, operates very inconvenient and has a strong impact on installation effectiveness;Also have using saw Tooth swivel nut realizes swivel nut slip-off preventing by sawtooth occlusion, although this kind of method simple and fast processing cost is big, actually used During the easy stress of cable.
Content of the invention
The purpose of the present invention is a kind of anti-loosening radio frequency (RF) coaxial connector for providing for the deficiencies in the prior art, this Bright employing arranges pin in the second pin-and-hole of plug outer conductor, arranges semicircle depression on socket outer conductor;When plug with insert When seat plugs together compression, the hemispherical head of plug outer conductor pin is plugged together with the semicircle depression of socket outer conductor, is defined outside plug and is led The body radial displacement mutual with socket outer conductor, the phenomenon for preventing the present invention to get loose in the environment of vibration, impact, With simple structure, the registration in electrical reference face is good, the high advantage of radio signal transmission reliability.
The concrete technical scheme for realizing the object of the invention is:
A kind of anti-loosening radio frequency (RF) coaxial connector, its feature includes plug and socket, and the plug is insulated by swivel nut, plug is connected Body, plug inner conductor, electro-insulating rubber pad, pin, back-up ring and plug outer conductor composition, wherein, connection swivel nut is tubular elements, in which On footpath, one end is provided with female thread, the other end and is provided with the first annular groove;Plug insulator is tubular elements, and its external diameter is provided with groove;Absolutely Edge rubber blanket is annular shape, is radially arranged with two the first pin-and-holes on its end face;Pin is the straight pin for being provided with hemispherical head; Plug outer conductor is for setting stepped tubular elements, and its external diameter is provided with the second annular groove, internal diameter and is provided with the end face of fin, ladder Two second pin-and-holes are radially arranged with;
The plug inner conductor of the plug is in plug insulator, and plug insulator is in plug outer conductor, and plug is exhausted The groove of edge body is engaged with the fin of plug outer conductor, and electro-insulating rubber pad is on the end face of plug outer conductor ladder, and insulate First pin-and-hole of rubber blanket is aligned with the second pin-and-hole of plug outer conductor, and pin is located at the first pin-and-hole and the plug of electro-insulating rubber pad In the second pin-and-hole of outer conductor, connect swivel nut located at the outside of plug outer conductor, back-up ring is located at the first annular groove of connection swivel nut and inserts Between second annular groove of head outer conductor;
The socket is made up of socket outer conductor, socket inner wire and socket insulator, and wherein, socket outer conductor is for being provided with ladder Tubular elements, its external diameter is provided with and radially distributed on the end face of external screw thread, ladder is provided with several semicircle depressions;Socket inner wire For tubular elements;
The socket inner wire of the socket is in socket insulator, and socket insulator is in socket outer conductor;
The plug is plugged together with socket, the plug inner conductor of plug and plug outer conductor respectively with the socket inner wire of socket and insert Seat outer conductor is plugged together, and the female thread for connecting swivel nut on plug is engaged with the external screw thread of socket outer conductor on socket, pin on plug Hemispherical head plug together with the semicircle depression of socket outer conductor on socket.
The present invention is adopted and arranges pin in the second pin-and-hole of plug outer conductor, arranges semicircle recessed on socket outer conductor Cave;When plug plugs together compression with socket, the hemispherical head of plug outer conductor pin is plugged together with the semicircle depression of socket outer conductor, limit Determine the plug outer conductor radial displacement mutual with socket outer conductor, prevent the present invention to send out in the environment of vibration, impact The phenomenon that life gets loose, with simple structure, the registration in electrical reference face is good, the high advantage of radio signal transmission reliability.
Description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is close-up schematic view at the A of Fig. 1;
Fig. 3 is the structural representation of plug of the present invention;
Fig. 4 is the structural representation of socket of the present invention;
Fig. 5 is the side view of Fig. 4.
Specific embodiment
Refering to Fig. 1, Fig. 2, Fig. 3, the present invention includes plug 1 and socket 2;The plug 1 is by connection swivel nut 11, plug insulation Body 12, plug inner conductor 13, electro-insulating rubber pad 14, pin 15, back-up ring 16 and plug outer conductor 17 constitute, and wherein, connect swivel nut 11 is tubular elements, and on its internal diameter, one end is provided with the female thread 111, other end and is provided with the first annular groove 112;Plug insulator 12 is tubular Part, its external diameter is provided with groove 121;Electro-insulating rubber pad 14 is annular shape, is radially arranged with two first pins on its end face Hole 141;Pin 15 is the straight pin for being provided with hemispherical head;Plug outer conductor 17 is for setting stepped tubular elements, and its external diameter is provided with Second annular groove 171, internal diameter is provided with the end face of fin 172, ladder and is radially arranged with two the second pin-and-holes 173;
The plug inner conductor 13 of the plug 1 is in plug insulator 12, and plug insulator 12 is located in plug outer conductor 17, And the groove 121 of plug insulator 12 is engaged with the fin 172 of plug outer conductor 17, electro-insulating rubber pad 14 is located at plug outer conductor On the end face of 17 ladders, and the first pin-and-hole 141 of electro-insulating rubber pad 14 is aligned with the second pin-and-hole 173 of plug outer conductor 17, pin Nail 15 is in first pin-and-hole 141 and 17 second pin-and-hole 173 of plug outer conductor of electro-insulating rubber pad 14, and connection swivel nut 11 is located at slotting The outside of head outer conductor 17, back-up ring 16 is located at the first annular groove 112 of connection swivel nut 11 and the second annular groove 171 of plug outer conductor 17 Between;
Refering to Fig. 1, Fig. 4, Fig. 5, the socket 2 is made up of socket outer conductor 21, socket inner wire 22 and socket insulator 23, its In, socket outer conductor 21 is for setting stepped tubular elements, and its external diameter is provided with the end face of external screw thread 211, ladder and radially divides It is laid with several semicircle depressions 212;Socket inner wire 22 is tubular elements;
The socket inner wire 22 of the socket 2 is in socket insulator 23, and socket insulator 23 is in socket outer conductor 21;
Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, the plug 1 is plugged together with socket 2, outside the plug inner conductor 13 of plug 1 and plug Conductor 17 is plugged together with the socket inner wire 22 of socket 2 and socket outer conductor 21 respectively, and plug 1 connects the female thread 111 of swivel nut 11 Engage with the external screw thread 211 of socket 2, the hemispherical head of 1 pin 15 of plug is slotting with the semicircle depression 212 of 2 socket outer conductor 21 of socket Close.
Embodiment
The present invention is so work:
Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the plug 1 is plugged together with socket 2, the plug inner conductor 13 of plug 1 and plug outer conductor 17 are plugged together with the socket inner wire 22 of socket 2 and socket outer conductor 21 respectively, and plug 1 connects the female thread 111 of swivel nut 11 and inserts The external screw thread 211 of seat 2 is engaged, and the hemispherical head of 1 pin 15 of plug is plugged together with the semicircle depression 212 of 2 socket outer conductor 21 of socket;Logical Plug inner conductor 13 and the plug outer conductor 17 for crossing plug 1 is slotting with the socket inner wire 22 of socket 2 and socket outer conductor 21 respectively Close, realize the transmission of radio-frequency (RF) coaxial signal.
Refering to Fig. 1, Fig. 3, for preventing axial float of the plug insulator 12 in plug outer conductor 17, the present invention is in plug Groove 121 is provided with the external diameter of insulator 12, is provided with the bevelled fin 172 of band on the internal diameter of plug outer conductor 17, When plug insulator 12 is loaded on when in plug outer conductor 17, the groove 121 of plug insulator 12 and 17 inclined-plane of plug outer conductor Fin 172 is engaged, and the ladder cylinder of plug outer conductor 17 defines plug insulator 12 in plug outer conductor with the fin 172 on inclined-plane Two-way axial displacement in 17, improves the assembly precision of plug inner conductor 13, so as to improve electrical reference face of the present invention Registration and the reliability of radio signal transmission.
Refering to Fig. 1, Fig. 2, Fig. 4, Fig. 5, for preventing in the environment of vibration, impact, plug 1 and socket 2 get loose Phenomenon, the present invention is provided with two the second pin-and-holes 173 on the plug outer conductor 17 of plug 1, is provided with the second pin-and-hole 173 Pin 15, radially distributed on the ladder end face of the socket outer conductor 21 of socket 2 is provided with 40 semicircle depressions 212;When When plug 1 is plugged together with socket 2, the hemispherical head of pin 15 semicircle depression corresponding with socket outer conductor on socket 2 21 on plug 1 212 plug together, and the setting of pin 15 defines plug outer conductor 17 and the mutual radial displacement of socket outer conductor 21, prevents this The phenomenon that invention is got loose in the environment of vibration, impact so that the registration that the present invention has electrical reference face is good, radio frequency The high advantage of signal transmission reliability.

Claims (1)

1. a kind of anti-loosening radio frequency (RF) coaxial connector, it is characterised in that it includes plug(1)And socket(2);
The plug(1)By connection swivel nut(11), plug insulator(12), plug inner conductor(13), electro-insulating rubber pad(14), pin Nail(15), back-up ring(16)And plug outer conductor(17)Composition, wherein, connects swivel nut(11)For tubular elements, on its internal diameter, one end sets There is female thread(111), the other end be provided with the first annular groove(112);Plug insulator(12)For tubular elements, its external diameter is provided with groove (121);Electro-insulating rubber pad(14)For annular shape, two the first pin-and-holes on its end face, are radially arranged with(141);Pin (15)For being provided with the straight pin of hemispherical head;Plug outer conductor(17)For setting stepped tubular elements, its external diameter is provided with the second ring Groove(171), internal diameter be provided with fin(172), ladder end face on be radially arranged with two the second pin-and-holes(173);
The plug(1)Plug inner conductor(13)Located at plug insulator(12)Interior, plug insulator(12)Outside plug Conductor(17)Interior, and plug insulator(12)Groove(121)With plug outer conductor(17)Fin(172)Engagement, rubber of insulating Rubber cushion(14)Located at plug outer conductor(17)On the end face of ladder, and electro-insulating rubber pad(14)The first pin-and-hole(141)With plug Outer conductor(17)The second pin-and-hole(173)Alignment, pin(15)Located at electro-insulating rubber pad(14)The first pin-and-hole(141)And plug Outer conductor(17)Second pin-and-hole(173)Interior, connect swivel nut(11)Located at plug outer conductor(17)Outside, back-up ring(16)Located at even Connect swivel nut(11)The first annular groove(112)With plug outer conductor(17)The second annular groove(171)Between;
The socket(2)By socket outer conductor(21), socket inner wire(22)And socket insulator(23)Composition, wherein, socket Outer conductor(21)For setting stepped tubular elements, its external diameter is provided with external screw thread(211), ladder end face on radially distributed set There are several semicircle depressions(212);Socket inner wire(22)For tubular elements;
The socket(2)Socket inner wire(22)Located at socket insulator(23)Interior, socket insulator(23)Outside socket Conductor(21)Interior;
The plug(1)With socket(2)Plug together, plug(1)Plug inner conductor(13)And plug outer conductor(17)Respectively with insert Seat(2)Socket inner wire(22)And socket outer conductor(21)Plug together, plug(1)Upper connection swivel nut(11)Female thread(111) With socket(2)Upper socket outer conductor(21)External screw thread(211)Engagement, plug(1)Upper pin(15)Hemispherical head and socket(2) Upper socket outer conductor(21)Semicircle depression(212)Plug together.
CN201611087482.4A 2016-12-01 2016-12-01 Anti-looseness RF coaxial connector Pending CN106450931A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611087482.4A CN106450931A (en) 2016-12-01 2016-12-01 Anti-looseness RF coaxial connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611087482.4A CN106450931A (en) 2016-12-01 2016-12-01 Anti-looseness RF coaxial connector

Publications (1)

Publication Number Publication Date
CN106450931A true CN106450931A (en) 2017-02-22

Family

ID=58223564

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611087482.4A Pending CN106450931A (en) 2016-12-01 2016-12-01 Anti-looseness RF coaxial connector

Country Status (1)

Country Link
CN (1) CN106450931A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109732241A (en) * 2018-12-10 2019-05-10 浙江永贵电器股份有限公司 Drag chain type pipeline heater and its tube heating method
CN110640025A (en) * 2019-11-11 2020-01-03 东莞市铭科精技五金制品有限公司 Punch fixing seat convenient to machine and disassemble
CN111029864A (en) * 2019-12-18 2020-04-17 北京无线电计量测试研究所 Radio frequency coaxial connector and insulating support
CN111224299A (en) * 2020-01-09 2020-06-02 北京格润海泰科技有限公司 Radio frequency connector interface structure

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533194A (en) * 1981-01-07 1985-08-06 Allied Corporation Push-pull type connecting device
CN201805057U (en) * 2010-09-20 2011-04-20 镇江市正恺电子有限公司 Radio-frequency connector
TWM501806U (en) * 2015-03-19 2015-06-01 Dian Food Co Ltd Improved structure of pot
CN204720721U (en) * 2015-04-24 2015-10-21 陕西益华电子有限责任公司 A kind of N type radio frequency coaxial connector with self-locking structure
CN105071123A (en) * 2015-07-30 2015-11-18 上海航天科工电器研究院有限公司 RF coaxial connector for preventing looseness of connection nut
CN105428865A (en) * 2015-12-28 2016-03-23 南京安尔泰通信科技有限公司 R-N-type coaxial connector and test plug therefor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533194A (en) * 1981-01-07 1985-08-06 Allied Corporation Push-pull type connecting device
CN201805057U (en) * 2010-09-20 2011-04-20 镇江市正恺电子有限公司 Radio-frequency connector
TWM501806U (en) * 2015-03-19 2015-06-01 Dian Food Co Ltd Improved structure of pot
CN204720721U (en) * 2015-04-24 2015-10-21 陕西益华电子有限责任公司 A kind of N type radio frequency coaxial connector with self-locking structure
CN105071123A (en) * 2015-07-30 2015-11-18 上海航天科工电器研究院有限公司 RF coaxial connector for preventing looseness of connection nut
CN105428865A (en) * 2015-12-28 2016-03-23 南京安尔泰通信科技有限公司 R-N-type coaxial connector and test plug therefor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109732241A (en) * 2018-12-10 2019-05-10 浙江永贵电器股份有限公司 Drag chain type pipeline heater and its tube heating method
CN109732241B (en) * 2018-12-10 2020-04-07 浙江永贵电器股份有限公司 Drag chain type pipeline heater and pipeline heating method thereof
CN110640025A (en) * 2019-11-11 2020-01-03 东莞市铭科精技五金制品有限公司 Punch fixing seat convenient to machine and disassemble
CN111029864A (en) * 2019-12-18 2020-04-17 北京无线电计量测试研究所 Radio frequency coaxial connector and insulating support
CN111224299A (en) * 2020-01-09 2020-06-02 北京格润海泰科技有限公司 Radio frequency connector interface structure

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Application publication date: 20170222

WD01 Invention patent application deemed withdrawn after publication