CN105428865A - R-N-type coaxial connector and test plug therefor - Google Patents

R-N-type coaxial connector and test plug therefor Download PDF

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Publication number
CN105428865A
CN105428865A CN201510995295.5A CN201510995295A CN105428865A CN 105428865 A CN105428865 A CN 105428865A CN 201510995295 A CN201510995295 A CN 201510995295A CN 105428865 A CN105428865 A CN 105428865A
Authority
CN
China
Prior art keywords
plug
socket
outer conductor
conductor
coaxial connector
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
CN201510995295.5A
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Chinese (zh)
Inventor
任纪宁
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.)
NANJING ANERTAI COMMUNICATION SCIENCE AND TECHNOLOGY Co Ltd
Original Assignee
NANJING ANERTAI COMMUNICATION SCIENCE AND TECHNOLOGY 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 NANJING ANERTAI COMMUNICATION SCIENCE AND TECHNOLOGY Co Ltd filed Critical NANJING ANERTAI COMMUNICATION SCIENCE AND TECHNOLOGY Co Ltd
Priority to CN201510995295.5A priority Critical patent/CN105428865A/en
Publication of CN105428865A publication Critical patent/CN105428865A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC 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
    • H01R13/02Contact members
    • H01R13/04Pins or blades for co-operation with sockets
    • HELECTRICITY
    • H01ELECTRIC 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
    • H01R13/6277Snap or like fastening comprising annular latching means, e.g. ring snapping in an annular groove
    • HELECTRICITY
    • H01ELECTRIC 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R27/00Coupling parts adapted for co-operation with two or more dissimilar counterparts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/20Connectors or connections adapted for particular applications for testing or measuring purposes

Abstract

The invention discloses an R-N-type coaxial connector and a test plug. The R-N-type coaxial connector comprises a plug and a socket, wherein the plug comprises an outer plug conductor, an inner plug conductor, a center pin and a plug insulator; the outer plug conductor is movably connected with a connecting thread sleeve; the socket comprises an outer socket conductor, an inner socket conductor and a socket insulator; the socket insulator is located between the outer socket conductor and the inner socket conductor; a center hole is formed in the inner socket conductor; an outer thread is arranged on the outer socket conductor; a spring bolt which protrudes towards the outer side is arranged at the end part of the outer socket conductor; the test plug comprises the outer plug conductor, the inner plug conductor, the center pin, the plug insulator and a fixed sleeve; an elastic lock block is arranged between the fixed sleeve and the outer plug conductor; and a lock groove is formed between the elastic lock block and the outer plug conductor. The R-N-type coaxial connector has excellent performance and high stability, can be interoperated with an N-type connector, and is convenient to install.

Description

A kind of R-N type coaxial connector and test plug thereof
Technical field
The present invention relates to a kind of R-N type coaxial connector and test plug thereof, belong to telecommunication cable technical field.
Background technology
Connector also can be described as connector assembly, be widely used in various electric wiring, play a part to connect or open circuit, electric connector is except will meeting general performance requirement, the requirement of particular importance is that electric connector must reach contact well, reliable operation, easy to maintenance, whether its reliable operation directly affects the normal work of communication line.For this reason, the q&r of communication line to electric connector has very strict requirement, also just because of the high-quality of electric connector and high reliability, makes it also be widely used in the military systems such as Aeronautics and Astronautics, national defence.
At present, conventional is N-type coaxial connector, and usually only have a contact-making surface, and this contact-making surface wall thickness is very thin, stress point is uneven, is easily out of shape in use procedure, once there is slight deformation, the PIM value of connector can be made to be deteriorated.Meanwhile, the center contact pin length of N Connector is 5mm, if there is deviation or decentraction in installation process, center conductor can cause the center conductor contact point of female softened after connecting, thus causes contact to be deteriorated.In addition, current coaxial connector is when test, there is no supporting test plug, if need test, original-pack plug can only be used, because original-pack plug and socket uses to be threaded, so need to twist swivel nut and loose swivel nut frequently when test, very inconvenient and lose time.
Summary of the invention
For overcoming the deficiencies in the prior art, the invention provides a kind of R-N type coaxial connector and test plug thereof.
One of technical scheme that the present invention takes is: a kind of R-N type coaxial connector, comprise plug and socket, it is characterized in that: described plug comprises plug outer conductor, plug inner conductor, center pin and pin insulator, center pin is positioned at plug outer conductor and its one end is connected with plug inner conductor, pin insulator is between plug outer conductor and plug inner conductor, plug outer conductor is connected with connection swivel nut, and the end of plug outer conductor is provided with hole wall and boss, hole wall is enclosed in center pin surrounding, and the below of boss is provided with seal; Described socket comprises socket outer conductor, socket inner wire and socket insulator, socket insulator is between socket outer conductor and socket inner wire, socket inner wire is provided with centre bore, and socket outer conductor is provided with external screw thread, and is provided with dead bolt outstanding laterally in socket outer conductor end; Described plug outer conductor is placed in socket outer conductor, and in pin centering hole, center, the inwall of socket outer conductor contacts with hole wall, and the top of socket outer conductor contacts with the boss on plug outer conductor, connects swivel nut and is connected with the external screw thread on socket outer conductor.
The length of described center pin is 3.5-3.6mm, and its end is provided with chamfering.
The hole wall of described center pin surrounding is provided with centrally axial notch.
Described notch has six, and is evenly distributed on hole wall.
Described seal is annular, and the material of seal is silica gel or rubber.
The material of described pin insulator and socket insulator is polytetrafluoroethylene.
Described center pin adopts nonmagnetic brass or tin bronze to make.
Two of the technical scheme that the present invention takes is: a kind of test plug for R-N type coaxial connector, it is characterized in that: comprise plug outer conductor, plug inner conductor, center pin, pin insulator and fixed cover, described fixed cover is connected with the outboard end of plug outer conductor, elastic locking piece is provided with between fixed cover and plug outer conductor, the outer surface of described elastic locking piece is clinoplain, and is provided with locked groove between elastic locking piece and plug outer conductor; Described center pin is positioned at plug outer conductor and its one end is connected with plug inner conductor, and pin insulator, between plug outer conductor and plug inner conductor, is provided with hole wall at the medial end of plug outer conductor, and hole wall is enclosed in center pin surrounding.
The invention has the beneficial effects as follows:
(1) the R-N type coaxial connector function admirable in the present invention, stability is high, can use mutually with common N Connector, and convenient and flexible installation; It is constant at cost, when can naturally switch again, makes the PIM value of connector better, more stable.R-N type coaxial connector has the length shortening center contact pin simultaneously, ensures the connection that under any circumstance center conductor can be stable, thus makes its PIM value better, more stable.In addition, dead bolt is set in socket outer conductor end, socket can be made directly to insert with supporting test plug when testing and be connected, and lock, without the need to using screw thread to be connected with swivel nut, saving the plenty of time.
(2) test plug for R-N type coaxial connector in the present invention, when testing R-N type coaxial connector, fast insert-pull can be realized, when socket is when testing, directly can insert test plug and be connected with it and lock, without the need to using screw thread to be connected with swivel nut, save the plenty of time.
Accompanying drawing explanation
Fig. 1 is the structural representation of plug in R-N type coaxial connector.
Fig. 2 is the structural representation of socket in R-N type coaxial connector.
Fig. 3 is the assembly structure schematic diagram of R-N type coaxial connector.
Fig. 4 is the structural representation of test plug.
Fig. 5 is the assembly structure schematic diagram of test plug.
In figure: 1-plug outer conductor, 2-plug inner conductor, 3-center pin, 4-pin insulator, 5-connects swivel nut, 6-seal, 7-boss, 8-socket outer conductor, 9-socket inner wire, 10-socket insulator, 11-centre bore, 12-external screw thread, 13-hole wall, 14-dead bolt, 15-fixed cover, 16-elastic locking piece, 17-locked groove.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As depicted in figs. 1 and 2, a kind of R-N type coaxial connector, comprise plug and socket, it is characterized in that: described plug comprises plug outer conductor 1, plug inner conductor 2, center pin 3 and pin insulator 4, center pin 3 is positioned at plug outer conductor 1 and its one end is connected with plug inner conductor 2, pin insulator 4 is between plug outer conductor 1 and plug inner conductor 2, plug outer conductor 1 is connected with and connects swivel nut 5, and the end of plug outer conductor 1 is provided with hole wall 13 and boss 7, hole wall 12 is enclosed in center pin 3 surrounding, and the below of boss 7 is provided with seal 6; Described socket comprises socket outer conductor 8, socket inner wire 9 and socket insulator 10, socket insulator 10 is between socket outer conductor 8 and socket inner wire 9, socket inner wire 9 is provided with centre bore 11, socket outer conductor 8 is provided with external screw thread 12, and is provided with dead bolt 14 outstanding laterally in socket outer conductor end; Described plug outer conductor 1 is placed in socket outer conductor 8, in center pin 3 centering hole 11, the inwall of socket outer conductor 8 contacts with hole wall 13, and the top of socket outer conductor 8 contacts with the boss 7 on plug outer conductor, connects swivel nut 5 and is connected with the external screw thread 12 on socket outer conductor 8.
The length of center of the present invention pin 3 is 3.5-3.6mm, and its end is provided with chamfering.The hole wall 13 of described center pin 3 surrounding is provided with centrally axial notch; Before non-groove milling, the external diameter of hole wall is 8mm, and after groove milling, external diameter increases to 8.3mm; Wherein said notch has six, and is evenly distributed on hole wall 13, can play down against shock by arranging notch and ensure PIM value.When in center pin 3 centering hole 11, the inwall of socket outer conductor 8 contacts with hole wall 13, the top of socket outer conductor 8 contacts with the boss 7 on plug outer conductor, connect swivel nut 5 to be connected with the external screw thread 12 on socket outer conductor 8, socket head hole has the straight hole of 2-2.3mm can open part good contact (as contact point B in Fig. 3) with plug Xi Cao Up.
Described seal 6 is annular, and its material is silica gel or rubber.The material of pin insulator 4 and socket insulator 10 is polytetrafluoroethylene.Center pin 3 adopts nonmagnetic brass or tin bronze to make.
As shown in Figure 3, the present invention becomes B place and the C place of R-N type connector the contact-making surface of N Connector, makes it change to two effective contact-making surfaces by an effective contact-making surface, has accomplished dual guarantee for PIM value.The contact pin length of N Connector is 5mm in addition, if there is deviation or decentraction in installation process, center conductor can cause the center conductor contact point of female softened after connecting, thus cause contact to be deteriorated, the center pin of R-N has shortening length compared with N-type, ensure the connection that under any circumstance center conductor can be stable, thus make its PIM value better, more stable.
As shown in Figure 4, a kind of test plug for R-N type coaxial connector, it is characterized in that: comprise plug outer conductor 1, plug inner conductor 2, center pin 3, pin insulator 4 and fixed cover 15, described fixed cover 15 is connected with the outboard end of plug outer conductor 1, elastic locking piece 16 is provided with between fixed cover 15 and plug outer conductor 1, the outer surface of described elastic locking piece 16 is clinoplain, and is provided with locked groove 17 between elastic locking piece and plug outer conductor 1; Described center pin 3 is positioned at plug outer conductor 1 and its one end is connected with plug inner conductor 2, and pin insulator 4, between plug outer conductor 1 and plug inner conductor 2, is provided with hole wall 7 at the medial end of plug outer conductor 1, and hole wall 12 is enclosed in center pin 3 surrounding.
As shown in Figure 5, when needs are tested R-N type coaxial connector, can directly test plug be inserted in the socket of R-N type coaxial connector, insert in the locked groove 17 of the dead bolt 14 Embedded test plug in rear socket, realize connecting fast, without the need to using screw thread to be connected with swivel nut, save the plenty of time.
The part that the present invention does not relate to prior art that maybe can adopt all same as the prior art is realized.

Claims (8)

1. a R-N type coaxial connector, comprise plug and socket, it is characterized in that: described plug comprises plug outer conductor (1), plug inner conductor (2), center pin (3) and pin insulator (4), center pin (3) is positioned at plug outer conductor (1) and its one end is connected with plug inner conductor (2), pin insulator (4) is positioned between plug outer conductor (1) and plug inner conductor (2), plug outer conductor (1) is connected with and connects swivel nut (5), and the end of plug outer conductor (1) is provided with hole wall (13) and boss (7), hole wall (12) is enclosed in center pin (3) surrounding, the below of boss (7) is provided with seal (6), described socket comprises socket outer conductor (8), socket inner wire (9) and socket insulator (10), socket insulator (10) is positioned between socket outer conductor (8) and socket inner wire (9), socket inner wire (9) is provided with centre bore (11), socket outer conductor (8) is provided with external screw thread (12), and is provided with dead bolt (14) outstanding laterally in socket outer conductor end, described plug outer conductor (1) is placed in socket outer conductor (8), in center pin (3) centering hole (11), the inwall of socket outer conductor (8) contacts with hole wall (13), the top of socket outer conductor (8) contacts with the boss (7) on plug outer conductor, connects swivel nut (5) and is connected with the external screw thread (12) on socket outer conductor (8).
2. a kind of R-N type coaxial connector according to claim 1, is characterized in that: the length at described center pin (3) is 3.5-3.6mm, and its end is provided with chamfering.
3. a kind of R-N type coaxial connector according to claim 1, is characterized in that: the hole wall (13) of described center pin (3) surrounding is provided with centrally axial notch.
4. a kind of R-N type coaxial connector according to claim 3, is characterized in that: described notch has six, and is evenly distributed on hole wall (13).
5. a kind of R-N type coaxial connector according to claim 1, is characterized in that: described seal (6) is annular, and the material of seal (6) is silica gel or rubber.
6. a kind of R-N type coaxial connector according to claim 1, is characterized in that: the material of described pin insulator (4) and socket insulator (10) is polytetrafluoroethylene.
7. a kind of R-N type coaxial connector according to claim 1, is characterized in that: described center pin (3) adopts nonmagnetic brass or tin bronze to make.
8. the test plug for R-N type coaxial connector, it is characterized in that: comprise plug outer conductor (1), plug inner conductor (2), center pin (3), pin insulator (4) and fixed cover (15), described fixed cover (15) is connected with the outboard end of plug outer conductor (1), elastic locking piece (16) is provided with between fixed cover (15) and plug outer conductor (1), the outer surface of described elastic locking piece (16) is clinoplain, and is provided with locked groove (17) between elastic locking piece and plug outer conductor (1); Described center pin (3) is positioned at plug outer conductor (1) and its one end is connected with plug inner conductor (2), pin insulator (4) is positioned between plug outer conductor (1) and plug inner conductor (2), be provided with hole wall (7) at the medial end of plug outer conductor (1), hole wall (12) is enclosed in center pin (3) surrounding.
CN201510995295.5A 2015-12-28 2015-12-28 R-N-type coaxial connector and test plug therefor Pending CN105428865A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510995295.5A CN105428865A (en) 2015-12-28 2015-12-28 R-N-type coaxial connector and test plug therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106099511A (en) * 2016-08-03 2016-11-09 景德镇市立信电子科技有限公司 A kind of being suitable for inserts and threaded dual-purpose adapter soon
CN106450931A (en) * 2016-12-01 2017-02-22 苏州华旃航天电器有限公司 Anti-looseness RF coaxial connector
CN106450935A (en) * 2016-12-21 2017-02-22 丹阳特瑞莱电子有限公司 Positioning device of radio-frequency connector
CN108521047A (en) * 2018-04-08 2018-09-11 四川永贵科技有限公司 A kind of single heavy-current electric connector of high reliability
CN112397918A (en) * 2020-10-28 2021-02-23 广东盛路通信科技股份有限公司 Easy-to-fix coaxial connector

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CN203103594U (en) * 2013-02-21 2013-07-31 上海航天科工电器研究院有限公司 Radio frequency coaxial electric connector with contact member
CN203434328U (en) * 2013-09-17 2014-02-12 上海航天科工电器研究院有限公司 Electrical plug-in connector
CN104037541A (en) * 2014-07-03 2014-09-10 上海航天科工电器研究院有限公司 Connector with quick unlocking structure
CN204348966U (en) * 2015-01-30 2015-05-20 镇江市华展电子科技有限公司 The in-line connector of a kind of quick test PIM
CN204424523U (en) * 2015-02-13 2015-06-24 江苏吴通通讯股份有限公司 Highly compatible radio frequency (RF) coaxial connector
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
CN205248486U (en) * 2015-12-28 2016-05-18 南京安尔泰通信科技有限公司 R -N type coaxial connector and test plug thereof

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110111639A1 (en) * 2009-11-10 2011-05-12 Sumitomo Wiring Systems, Ltd. Joint connector and wiring harness
CN203103594U (en) * 2013-02-21 2013-07-31 上海航天科工电器研究院有限公司 Radio frequency coaxial electric connector with contact member
CN203434328U (en) * 2013-09-17 2014-02-12 上海航天科工电器研究院有限公司 Electrical plug-in connector
CN104037541A (en) * 2014-07-03 2014-09-10 上海航天科工电器研究院有限公司 Connector with quick unlocking structure
CN204348966U (en) * 2015-01-30 2015-05-20 镇江市华展电子科技有限公司 The in-line connector of a kind of quick test PIM
CN204424523U (en) * 2015-02-13 2015-06-24 江苏吴通通讯股份有限公司 Highly compatible radio frequency (RF) coaxial connector
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
CN205248486U (en) * 2015-12-28 2016-05-18 南京安尔泰通信科技有限公司 R -N type coaxial connector and test plug thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106099511A (en) * 2016-08-03 2016-11-09 景德镇市立信电子科技有限公司 A kind of being suitable for inserts and threaded dual-purpose adapter soon
CN106450931A (en) * 2016-12-01 2017-02-22 苏州华旃航天电器有限公司 Anti-looseness RF coaxial connector
CN106450935A (en) * 2016-12-21 2017-02-22 丹阳特瑞莱电子有限公司 Positioning device of radio-frequency connector
CN108521047A (en) * 2018-04-08 2018-09-11 四川永贵科技有限公司 A kind of single heavy-current electric connector of high reliability
CN108521047B (en) * 2018-04-08 2023-08-04 四川永贵科技有限公司 High-reliability single-core high-current electric connector
CN112397918A (en) * 2020-10-28 2021-02-23 广东盛路通信科技股份有限公司 Easy-to-fix coaxial connector

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Application publication date: 20160323

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