CN107732518A - A kind of hair button radio frequency (RF) coaxial connector sealed by force - Google Patents

A kind of hair button radio frequency (RF) coaxial connector sealed by force Download PDF

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Publication number
CN107732518A
CN107732518A CN201710940035.7A CN201710940035A CN107732518A CN 107732518 A CN107732518 A CN 107732518A CN 201710940035 A CN201710940035 A CN 201710940035A CN 107732518 A CN107732518 A CN 107732518A
Authority
CN
China
Prior art keywords
contact
hair button
engineering plastics
insulator
cap
Prior art date
Application number
CN201710940035.7A
Other languages
Chinese (zh)
Inventor
罗维
Original Assignee
上海航天科工电器研究院有限公司
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 上海航天科工电器研究院有限公司 filed Critical 上海航天科工电器研究院有限公司
Priority to CN201710940035.7A priority Critical patent/CN107732518A/en
Publication of CN107732518A publication Critical patent/CN107732518A/en

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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
    • H01R13/02Contact members
    • 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
    • H01R13/40Securing contact members in or to a base or case; Insulating of contact members
    • 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
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • 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
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/521Sealing between contact members and housing, e.g. sealing insert
    • 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

The invention discloses a kind of hair button radio frequency (RF) coaxial connector sealed by force, including outer contact, glass insulator, engineering plastics insulator, hair button, contact cap and central contact, the present invention is using the packaged glass insulator between central contact and outer contact, by hair button, the structure that contact cap assembles in engineering plastics insulator and with outer contact, the present invention is on the basis of existing SMP connectors, pass through the application of hair button, so that radio frequency (RF) coaxial connector has good seal performance, signal transmission bandwidth is wide, reliability is high and can carry out exempting from the advantages of weldering interconnects with microstrip line.

Description

A kind of hair button radio frequency (RF) coaxial connector sealed by force

Technical field

The present invention relates to radio frequency (RF) coaxial connector and hair button applied technical field, especially a kind of hair button sealed by force Radio frequency (RF) coaxial connector.

Background technology

With the development of microwave integrated circuit, meet that the connector of microwave integrated circuit transmission accumulates and educate and give birth to, connect to embody Connect device small volume, the advantages of in light weight, service band is wide, reliability high low with manufacturing cost microwave transmission, it is more using even Meet the technical scheme that hair button is set in device, prior art China patent CN201610374899.2 and CN201610374744.9 In, hair button is applied in insulating material, solves the fixation problem of hair button in the insulator.Wherein CN201610374899.2 has been invented and a kind of need not have been set contact cap and mao button can be prevented by the hair button deviate from mounting hole The insulator used in connector and this mao of button connector.And CN201610374744.9 has invented a kind of need not set and contacted Cap prevents from preventing mao button by the hair button connector and this mao of button connector deviate from mounting hole in the handling process The middle insulator used and hair button.In addition, Chinese patent CN201420346174.9, which then provides one kind, positions simple, performance Reliably, reusable high-performance test structure, it utilizes the elastic connection characteristic of hair button, while is designed into square The similar axle construction of nine cores.The problem of existing be, above-mentioned different degrees of presence in the prior art:, hair button in the insulator Caducous problem;, connector self seal difference the problem of;, the overhanging end face of SMP connector central contacts and micro-strip must The problem of need to being welded to connect.

The content of the invention

A kind of hair button RF coaxial sealed by force that the purpose of the present invention is in view of the shortcomings of the prior art and provided connects Device is connect, hair button, contact cap are located at work by the present invention using the packaged glass insulator between central contact and outer contact Pass through hair button on the basis of existing SMP connectors in engineering plastics insulator and with the structure of outer contact assembling, the present invention Application so that radio frequency (RF) coaxial connector have that good seal performance, signal transmission bandwidth are wide, reliability is high and also can and microstrip line The advantages of carrying out exempting from weldering interconnection.

Realizing the concrete technical scheme of the object of the invention is:

A kind of hair button radio frequency (RF) coaxial connector sealed by force, it is exhausted that its feature includes outer contact, glass insulator, engineering plastics Edge body, hair button, contact cap and central contact, the outer contact set first step hole, two stepped holes, the 3rd step to be interior The tubular elements in hole, annular groove and division surface;The engineering plastics insulator is open column shape part, and its endoporus is provided with contact cap step Hole, cylindrical it is provided with annular groove and flange;The contact cap is to set stepped cylindrical member;The central contact is provided with tail end platform The cylindrical member in stage;

The division surface of the central contact through outer contact is coaxially disposed with outer contact, and glass insulator is packaged in external Between the second step hole of contact element and the outer surface of central contact;Contact cap, hair button are sequentially arranged in engineering plastics insulator It is interior, and the contact cap stepped hole of the ladder of contact cap and engineering plastics insulator touches;Engineering plastics insulator is together with contact cap And hair button is located in the 3rd stepped hole of outer contact, wherein, the flange of engineering plastics insulator and the annular groove of outer contact The tail end step section of clamping, hair button and central contact is touched;

The standard SMP interfaces of connector are formed between the first step hole of described outer contact and central contact;Described Engineering plastics insulator is made from PEEK polyether-ether-ketones material.

The present invention is set hair button, contact cap using the packaged glass insulator between central contact and outer contact In the structure assembled in engineering plastics insulator and with outer contact, the present invention passes through hair on the basis of existing SMP connectors The application of button so that radio frequency (RF) coaxial connector have that good seal performance, signal transmission bandwidth are wide, reliability is high and also can with it is micro- The advantages of band line carries out exempting from weldering interconnection.

Brief description of the drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of glass insulator of the present invention, central contact and outer contact connection;

Fig. 3 is the structural representation of hair button of the present invention, contact cap and the connection of engineering plastics insulator;

Fig. 4 is the use state diagram of the present invention and SMP connector interworkings;

Fig. 5 is that the present invention realizes the use state diagram for exempting from weldering connection with micro-strip.

Embodiment

Refering to Fig. 1, Fig. 2, Fig. 3, the present invention includes outer contact 1, glass insulator 2, engineering plastics insulator 3, hair knob Button 4, contact cap 5 and central contact 6, the outer contact 1 for it is interior set first step hole 11, second step hole 12, the 3rd The tubular elements in rank hole 13, annular groove 14 and division surface 15;The engineering plastics insulator 3 is open column shape part, and its endoporus is provided with and connect Touch cap stepped hole 31, cylindrical be provided with annular groove and flange 32;The contact cap 5 is the cylindrical member provided with ladder 51;The center connects Contact element 6 is the cylindrical member provided with tail end step section 61;

The division surface 15 of the central contact 6 through outer contact 1 is coaxially disposed with outer contact 1, and glass insulator 2 encapsulates Between the second step hole 12 of outer contact 1 and the outer surface of central contact 6;Contact cap 5, hair button 4 are sequentially arranged in work In engineering plastics insulator 3, and the contact cap stepped hole 31 of the ladder 51 of contact cap 5 and engineering plastics insulator 3 touches;Engineering plastic Expect that insulator 3 is located in the 3rd stepped hole 13 of outer contact 1 together with contact cap 5 and hair button 4, wherein, engineering plastics insulation The flange 32 of body 3 touches with the clamping of annular groove 14 of outer contact 1, the tail end step section 61 of hair button 4 and central contact 6.

Standard SMP circle of connector is formed between the first step hole 11 of described outer contact 1 and central contact 6 Face.

Described engineering plastics insulator 3 is made from PEEK polyether-ether-ketones material.

Embodiment:

Refering to Fig. 1, Fig. 2, Fig. 3, assembling of the invention:

The present invention is by outer contact 1, glass insulator 2, engineering plastics insulator 3, hair button 4, contact cap 5 and central contact 6 are formed.

During assembling, the division surface 15 of central contact 6 through outer contact 1 is coaxially set with outer contact 1 using mould Put, between the inwall in the second step hole 12 of outer contact 1 and the outer surface of central contact 6, in the flange 13 of outer contact 1 Lower section and the tail end step section 61 of central contact 6 top between, be sintered shaping with glass dust, complete glass insulator 2 encapsulation;

Contact cap 5, hair button 4 are loaded in engineering plastics insulator 3 successively, and the ladder 51 of contact cap 5 and engineering plastics are exhausted The contact cap stepped hole 31 of edge body 3 touches;Engineering plastics insulator 3 is loaded in outer contacting together with contact cap 5 and hair button 4 again In 3rd stepped hole 13 of part 1, wherein, the flange 32 of engineering plastics insulator 3 and the clamping of annular groove 14 of outer contact 1, hair knob The tail end step section 61 of button 4 and central contact 6 is touched, and present invention assembling finishes.

Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the present invention and the interworking application of SMP connectors:

Due to forming standard SMP circle of connector between the first step hole 11 of outer contact 1 of the present invention and central contact 6 Face, can carry out interfix with corresponding SMP connectors butt joint, and the realization present invention is docked with SMP connectors.

Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 5, the present invention realizes the application for exempting from weldering connection with micro-strip:

Because contact cap 5 of the present invention, hair button 4 are loaded in engineering plastics insulator 3 successively, one end and the contact cap 5 of hair button 4 Touch, after being assembled with outer contact 1, the other end of hair button 4 touches with the tail end step section 61 of central contact 6, contact Cap 5 allows to move axially in the contact cap stepped hole 31 of engineering plastics insulator 3, and the elastic deformation space of such hair button 4 is just It ensure that the amount of movement of the displacement of contact cap 5, i.e. the stroke of contact cap 5 is related to the coefficient of elasticity of hair button 4.When the present invention with Microstrip line 7 realizes that contact cap 5 is directly born against on microstrip line 7 when exempting from weldering connection, and at this moment contact cap 5, which is pressurized, compresses hair button 4, hair The elastic force of 4 reaction contact cap of button 5 one, so complete contact cap 5 is reliably exempted from weldering connection with microstrip line 7.

Refering to Fig. 1, Fig. 2, the sealing and application of glass insulator of the present invention:

During assembling, the division surface 15 of central contact 6 through outer contact 1 is coaxially disposed with outer contact 1 using mould, Between the inwall in the second step hole 12 of outer contact 1 and the outer surface of central contact 6, under the flange 13 of outer contact 1 Between side and the top of the tail end step section 61 of central contact 6, shaping is sintered with glass dust, outer contact 1, center are connect Contact element 6 and the shaping of glass insulator 2 are fixed, and complete the encapsulation of glass insulator 2, and the setting of glass insulator 2 makes the present invention's The both ends of central contact 6 are by closed separation so that the present invention has good air-tightness.

Refering to Fig. 1, Fig. 3, the structure of engineering plastics insulator of the present invention and application:

Engineering plastics insulator 3 of the present invention is located in the 3rd stepped hole 13 of outer contact 1 together with contact cap 5 and hair button 4, Wherein, the clamping of annular groove 14 of the flange 32 of engineering plastics insulator 3 and outer contact 1, the structure of the clamping ensure that engineering plastic Insulator 3 and the connection of the firm stable of outer contact 1 are expected, so as to efficiently solve mao button 4 in engineering plastics insulator 3 Caducous problem.

To improve the insulating properties of engineering plastics insulator 3, engineering plastics insulator 3 of the present invention selects PEEK polyether-ether-ketones Material makes.

Refering to Fig. 1, Fig. 3, plastic insulation 3 of the present invention is open column shape part, and its is cylindrical to be provided with annular groove and flange 32;Engineering The design of the annular groove of plastic insulation 3, cavity is formed after assembling between outer contact 1, and the cavity can meet that RF coaxial connects The impedance matching requirements of device, plastic insulation 3 form a kind of blending agent with air, and its dielectric constant is mixing dielectric constant, Beneficial to the transmission of microwave signal.

Refering to Fig. 1, Fig. 2, to reduce the contact when tail end step 61 of central contact 6 of the present invention connects with hair button 4 Resistance, improves the reliability of contact, and the diameter for the tail end step 61 of central contact 6 that the present invention designs is more than the straight of hair button 4 Footpath.

Claims (3)

1. a kind of hair button radio frequency (RF) coaxial connector sealed by force, it is characterised in that it includes outer contact(1), glass insulator (2), engineering plastics insulator(3), hair button(4), contact cap(5)And central contact(6), the outer contact(1)To be interior If first step hole(11), second step hole(12), the 3rd stepped hole(13), annular groove(14)And division surface(15)Tubular elements; The engineering plastics insulator(3)For open column shape part, its endoporus is provided with contact cap stepped hole(31), cylindrical be provided with annular groove and convex Edge(32);The contact cap(5)For provided with ladder(51)Cylindrical member;The central contact(6)For provided with tail end step section (61)Cylindrical member;
The central contact(6)Through outer contact(1)Division surface(15)With outer contact(1)It is coaxially disposed, glass is exhausted Edge body(2)It is packaged in outer contact(1)Second step hole(12)With central contact(6)Outer surface between;Contact cap (5), hair button(4)It is sequentially arranged in engineering plastics insulator(3)It is interior, and contact cap(5)Ladder(51)Insulated with engineering plastics Body(3)Contact cap stepped hole(31)Touch;Engineering plastics insulator(3)Together with contact cap(5)And hair button(4)Located at external Contact element(1)The 3rd stepped hole(13)It is interior, wherein, engineering plastics insulator(3)Flange(32)With outer contact(1)Annular groove (14)Clamping, hair button(4)With central contact(6)Tail end step section(61)Touch.
A kind of 2. hair button radio frequency (RF) coaxial connector sealed by force according to claim 1, it is characterised in that outer contact (1)First step hole(11)With central contact(6)Between form connector standard SMP interfaces.
A kind of 3. hair button radio frequency (RF) coaxial connector sealed by force according to claim 1, it is characterised in that engineering plastics Insulator(3)Made from PEEK polyether-ether-ketones material.
CN201710940035.7A 2017-10-11 2017-10-11 A kind of hair button radio frequency (RF) coaxial connector sealed by force CN107732518A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710940035.7A CN107732518A (en) 2017-10-11 2017-10-11 A kind of hair button radio frequency (RF) coaxial connector sealed by force

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710940035.7A CN107732518A (en) 2017-10-11 2017-10-11 A kind of hair button radio frequency (RF) coaxial connector sealed by force

Publications (1)

Publication Number Publication Date
CN107732518A true CN107732518A (en) 2018-02-23

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CN201710940035.7A CN107732518A (en) 2017-10-11 2017-10-11 A kind of hair button radio frequency (RF) coaxial connector sealed by force

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108470997A (en) * 2018-03-20 2018-08-31 上海航天科工电器研究院有限公司 A kind of micro- rectangular electric connector of Elastic Contact

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040229512A1 (en) * 2003-05-16 2004-11-18 Parry Chen Radio frequency coaxial connector
CN201113044Y (en) * 2007-06-25 2008-09-10 西安科耐特科技有限责任公司 MInitype bayonet-type radio frequency coaxial connector
EP2600468A2 (en) * 2011-11-30 2013-06-05 John Mezzalingua Associates, Inc. Coaxial cable connector for securing cable by axial compression
CN204011875U (en) * 2014-07-24 2014-12-10 西安富士达科技股份有限公司 Push-in micro-miniature radio-frequency coaxial connector
CN105281085A (en) * 2015-11-18 2016-01-27 成都雷电微力科技有限公司 A radio frequency connector used for tile-type plane sub-arrays
CN205069830U (en) * 2015-11-18 2016-03-02 成都雷电微力科技有限公司 A perpendicular radio frequency connection structure that is used for tile formula face battle array
CN105406306A (en) * 2015-11-12 2016-03-16 上海航天科工电器研究院有限公司 Floating inner conductor structure in radio-frequency coaxial connector
CN105990732A (en) * 2016-05-05 2016-10-05 南京普天天纪楼宇智能有限公司 Cable television system single-hole system output port connector

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040229512A1 (en) * 2003-05-16 2004-11-18 Parry Chen Radio frequency coaxial connector
CN201113044Y (en) * 2007-06-25 2008-09-10 西安科耐特科技有限责任公司 MInitype bayonet-type radio frequency coaxial connector
EP2600468A2 (en) * 2011-11-30 2013-06-05 John Mezzalingua Associates, Inc. Coaxial cable connector for securing cable by axial compression
CN204011875U (en) * 2014-07-24 2014-12-10 西安富士达科技股份有限公司 Push-in micro-miniature radio-frequency coaxial connector
CN105406306A (en) * 2015-11-12 2016-03-16 上海航天科工电器研究院有限公司 Floating inner conductor structure in radio-frequency coaxial connector
CN105281085A (en) * 2015-11-18 2016-01-27 成都雷电微力科技有限公司 A radio frequency connector used for tile-type plane sub-arrays
CN205069830U (en) * 2015-11-18 2016-03-02 成都雷电微力科技有限公司 A perpendicular radio frequency connection structure that is used for tile formula face battle array
CN105990732A (en) * 2016-05-05 2016-10-05 南京普天天纪楼宇智能有限公司 Cable television system single-hole system output port connector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108470997A (en) * 2018-03-20 2018-08-31 上海航天科工电器研究院有限公司 A kind of micro- rectangular electric connector of Elastic Contact

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Application publication date: 20180223

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