CN1104064C - Coaxial connector for circuit board - Google Patents

Coaxial connector for circuit board Download PDF

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Publication number
CN1104064C
CN1104064C CN 98803714 CN98803714A CN1104064C CN 1104064 C CN1104064 C CN 1104064C CN 98803714 CN98803714 CN 98803714 CN 98803714 A CN98803714 A CN 98803714A CN 1104064 C CN1104064 C CN 1104064C
Authority
CN
China
Prior art keywords
electric wire
wire connecting
connecting junction
circuit board
outer conductor
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.)
Expired - Fee Related
Application number
CN 98803714
Other languages
Chinese (zh)
Other versions
CN1252899A (en
Inventor
迪特尔·博泽
塞巴斯蒂安·肯普特
布莱斯·里西纳
莱昂内尔·托马斯
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.)
Whitaker LLC
Original Assignee
Whitaker LLC
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 Whitaker LLC filed Critical Whitaker LLC
Publication of CN1252899A publication Critical patent/CN1252899A/en
Application granted granted Critical
Publication of CN1104064C publication Critical patent/CN1104064C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
    • H01R13/2464—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the contact point
    • H01R13/2471—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the contact point pin shaped
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
    • H01R12/714—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit with contacts abutting directly the printed circuit; Button contacts therefore provided on the printed circuit
    • 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
    • H01R24/50—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 mounted on a PCB [Printed Circuit Board]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00—Two poles

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  • Coupling Device And Connection With Printed Circuit (AREA)
  • Multi-Conductor Connections (AREA)

Abstract

A coaxial connection assembly for interconnecting printed circuit boards (8, 10) comprises a first connector (4) and a second connector (6). The first connector (4) comprises an axially resiliently movable inner contact (12) that abuts directly against a conductive circuit trace on the mating board (10). The second connnector (6) comprises a single piece conductive part surface mounted on the board (10) for plugging connection with the first connector outer conductor (16). A compact, cost-effective and simple coaxial connection assembly is thus achieved.

Description

Coaxial connector for circuit board
Technical field
This invention relates to a kind of coaxial termination that is used for circuit board interconnect.
Technical background
It is coaxial around inner wire and with the outer conductor of insulating material and its isolation that the co-axial interconnect system generally includes an inner wire and one.This interconnection system allows the transmission of high-speed electrical signals.The coaxial layout of outer conductor has shielding action, limits dispersing of electromagnetic interference.When the cabling on coaxial conductor and the printed circuit board (PCB) is interconnected, because the bidimensionality of printed circuit board (PCB) just can not keep the coaxial layout on it again.
Yet, still wish in interconnection system, to keep as much as possible the coaxial layout of conductor for reducing dispersing of electromagnetic interference.Equally also wish to produce with low cost, compact conformation and be suitable for adjusting the interconnection device of dimensional discrepancy.Link to each other with circuit board or the situation of two circuit board interconnects under, last this point is extremely important.Because the microminiaturization to circuit board assemblies is always constantly being made demands, the relative deviation degree of locating between matable assembly requires also therefore to improve.
Summary of the invention
The purpose of this invention is to provide a kind of improved coaxial termination that coaxial conductor and circuit board are linked together.That the advantage of this wiring system is is with low cost, compact conformation and reliable, has especially guaranteed the high-effective conductive interconnection with circuit board.
This coaxial termination is also very helpful for compact conformation between a pair of circuit board and interconnection efficiently.
For realizing purpose of the present invention, comprise at the coaxial electrical termination of this demonstration: first coaxial connector, it has a central conductor and coaxial circles around the outer conductor of central conductor, isolates with isolating material housing between the two; Second coaxial connector comprises the outer conductor that can peg graft with the first electric wire connecting junction outer conductor, and second electric wire connecting junction comprises that also one can be fixed on and is used for the outer contacting part connected with the external circuit cabling on the plate on the circuit board.The interior circuit trace elasticity crimping of the inner wire of first electric wire connecting junction and circuit board.Interior circuit cabling is with respect to the outer conductor of second electric wire connecting junction layout roughly placed in the middle.
It will be further appreciated that because the inner wire of first electric wire connecting junction directly contacts then needed parts seldom with circuit board, and owing to the inner wire resiliently deflectable, the dimensional discrepancy between two electric wire connecting junctions can be eliminated.
Outer conductor, for example the outer conductor of second electric wire connecting junction can be adorned several coaxial, flexible cantilever beams, is used to absorb the certain radial dimension deviation of electric wire connecting junction.
The outer conductor of second electric wire connecting junction can be direct installation, for example mounted on surface or welding or be installed to conducting piece on the circuit board cabling with fitting pin.So promptly obtain low cost configuration.The flexible contact arm of outer conductor vertically stretches out from round base, and this pedestal has been removed open slot and allowed outside circuit trace is passed in the circuit board, is uninterrupted joint face substantially.Pedestal can be used as conduction and the mechanical connection face that links to each other with circular pad on the circuit board.This has just formed the good mechanical with the electromagnetic interference that has weakened and has been connected with conduction.
The outer conductor of first electric wire connecting junction be one from the molded cylindricality of sheet material patrix (tubular) conductor.This conductor has circular joint face or contact disc, and the circular trace (foot print) that is used for circuit trace on the circuit board conducts electricity and mechanical connection.Leaving certain gaps uncovered by the economic plan on the circular trace reaches the outside to allow inner wire from the inside of circle.Inner wire is a cylindrical parts that can cooperate the direction slip in housing along connection, and an independent stamping forming elastic component, further is electrically connected with the circuit board cabling so that elastic force to be provided against in the conductor.
Described in claims about further advantages of the present invention, also can from following description and accompanying drawing, be found out.
Description of drawings
Embodiment of the invention will be described with reference to drawings by way of example below.
Fig. 1 is the equal proportion cutaway view of termination under the complete engagement state;
Fig. 2 is the cutaway view that is not similar to termination view 1 under the engagement state;
Fig. 3 is the cutaway view of first electric wire connecting junction of termination;
Fig. 4 is the view of Fig. 3 along arrow 4 directions;
Fig. 5 is the view of Fig. 3 along arrow 5 directions;
Fig. 6 is the vertical view that shows part cabling in the printed circuit board (PCB) of the circuit link to each other with first electric wire connecting junction;
Fig. 7 is the cutaway view of second electric wire connecting junction in the device;
Fig. 8 is the cutaway view along 8-8 cross section among Fig. 7;
Fig. 9 is the view along Fig. 8 arrow 9 directions;
Figure 10 is the vertical view with part in the printed circuit board (PCB) of the cabling that links to each other with second electric wire connecting junction.
Embodiment
With reference to each figure, especially Fig. 1 and Fig. 2, termination 2 comprises first coaxial connector 4 and second coaxial connector 6 as can be seen.First coaxial connector 4 is installed on the first circuit board 8, and second coaxial connector 6 is installed on the second circuit board 10.
First electric wire connecting junction 4 comprises an inner wire 12, insulation shell 14 and outer conductor 16.Inner wire is a substantial cylindrical part, is contained in slidably in the housing 14, and has the contact 20 of an outstanding connector housing abutting end 22.Inner wire 12 A vertically reaches the link 24 that electric wire connecting junction was close to or was adjacent to circuit board 8, and axially A is the direction of engagement of electric wire connecting junction 4 and 6.The installation end 26 of inner wire 12 has increase portion, has formed fixedly shoulder 28, is used for limiting contact 20 in housing and further surmounts the trapezoidal shoulder 30 on composition surface 22 downwards.The binding face 32 of contact installation end 26 engages with elastic component 34, and the elastic component effect is that contact moves to the pairing electric wire connecting junction in impelling.
In this embodiment, having one by the elastic component 34 of elastic sheet compression molding is used for extending out with the maintenance portion 36 of housing assembling with from maintenance portion and is used for elastic cantilever elastic arm against interior contact.Elastic component 34 also is a contact, has the contact site 40 of mounted on surface contact dish type, from maintenance portion 36 and elastic arm 38 opposite to one extend out, with on the circuit board 8 accordingly the cabling mounted on surface weld.Contact 34 is therefore with interior contact 12 and circuit board interconnect.Can also imagine, can integral die one of moulding from contact arm 38 extend out, A is by cavity 18 and possess the interior contact of arc contact site vertically.The two modular construction costs that may this structure show in the present device are cheaper.
Maintenance portion 36 comprises a pair of lance shape spare 42, is used for blocking the relative sidewall 44,46 of groove that housing 14 opened vertically 48.So only needing that contact 34 is pushed housing vertically from installed surface 24 promptly assembles and finishes.Can find out better that from Fig. 4 the relative oblique lance shape spare 42 of maintenance portion 36 forms from the both sides outer rim lateral extension of contact arm 34.
Outer conductor 16 also is by the plate moulding moulding, is roughly from the composition surface 22 column constructions that are extended to installed surface 24.It comprises one with the perpendicular circular contact disc 50 of cylindrical portion 52.Contact disc 50 be used for mounted on surface be welded to circuit trace 54 (referring to Fig. 6) and with its conduction and mechanical connection.Cabling 54 forms the external circuit cabling.Circuit trace 56 welds together with interior contact disc 40 in same.External circuit cabling 54 be enclosed in circuit trace 56 around, some function of shielding are provided.Because the blocking-up of housing 14, outer contacting part 50 do not form complete round.Interior contact arm 34 is placed in the housing 14 and extends outer conductor.Abutting end at outer conductor 52 is inside elbow or conical head 60, forms the guiding face that cooperates the electric wire connecting junction location, firmly housing is fixed in the outer conductor simultaneously.
Referring to Fig. 2 and Fig. 8-10.Second electric wire connecting junction 6 comprises an outer conductor 61, outer conductor 61 from installation end 62 vertically A extend to abutting end 64.Outer conductor 61 also is included in the cylindrical wall 66 that installation end 62 places have circular contact disc 68 in addition.Contact disc 68 is that the direction (radially) vertical with wall from cylindrical wall 66 upper edges extends out, and contacts the conduction and the mechanical connection of cabling 70 formation mounted on surface with the circle on second printed circuit board (PCB) 10.Fluting 72 is arranged on the contact disc 68, the interior circuit trace 74 on the circuit board 10 is passed from here.Interior circuit trace has constituted the contact that inner wire has constituted second electric wire connecting junction in other words.
Several grooves 76 of leaving vertically from abutting end 64 form breach at outer wall 66, and outer wall has just constituted the elastic arm 78 of some shapes such as cantilever like this, are convenient to outer conductor 16 Elastic Contact with supporting electric wire connecting junction 4.At abutting end 64, prominent projection 80 in outer conductor is provided with constitutes the surface that contacts with supporting electric wire connecting junction.Projection 80 also contains taper surface 82, is used for the supporting electric wire connecting junction of initial rank portion's guiding that engages at electric wire connecting junction.Because the flexibility of arm 78, it is acceptable cooperating between the electric wire connecting junction in radially certain size deviation.
In order to obtain device with low cost, second electric wire connecting junction 6 can be formed by single conducting element, and thus, contact 12 directly forms the central disc 84 of second electric wire connecting junction central authorities contact on the interior circuit trace 74 in the central authorities of supporting electric wire connecting junction.Since interior contact 12 axially be elasticity movably, then the cooperation place vertically certain dimensional discrepancy of A can eliminate.And because the cause of flexible contact arm 34, the contact jaw 20 of interior contact with limit and the contact force of control against cabling 84.A kind of structure in back also guaranteed termination can short transverse (axially A) and radially (A is perpendicular with direction) obtain very compact structure.And, directly contact with circuit board and simple columnar member connects 6 line devices 6 and just can constitute this structure in back by interior contact.This columnar member is directly installed on the circuit board, and directly contacts with supporting electric wire connecting junction, need not shell structure.
It is also contemplated that and keeping in the cheap benefit that is connected of cost, first electric wire connecting junction 4 being linked to each other with cable or other structures with second circuit board 10 compactnesses.Although parallel structure between the plate that many benefits of therefore setting forth above are specially adapted to show in the specific embodiment and the plate also needn't provide first electric wire connecting junction for the present invention on circuit board.

Claims (10)

1. the coaxial termination of circuit board (2), comprise: can be installed on first coaxial connector (4) on the first circuit board (8), it has a central conductor (12) and coaxial circles around the outer conductor (16) of central conductor, isolates with insulation shell (14) between the two; Second electric wire connecting junction (6) with the grafting of first electric wire connecting junction, second electric wire connecting junction can be installed on the second circuit board (10), has the outer conductor (61 that is electrically connected with the outer conductor of first coaxial connector, 70) and the inner wire (74 that is electrically connected with the central conductor (12) of first coaxial connector, 84), it is characterized in that the central conductor of first electric wire connecting junction (12) is the inner wire of elasticity crimping second electric wire connecting junction directly, the inner wire of second electric wire connecting junction forms the circuit trace (74,84) on the second circuit board.
2. device as claimed in claim 1, wherein, the inner wire of second electric wire connecting junction (74,84) comprises a circuit trace dish (84) with respect to outer conductor (61,70) location placed in the middle, the central conductor (12) of resilient abutment first electric wire connecting junction.
3. as the device of claim 1 or 2, wherein, the outer conductor of second electric wire connecting junction (61) comprises a substantial cylindrical outer wall (66) that extends to abutting end (64) from installation end (62), outer conductor also comprises contact disc (68), contact disc is positioned at the installation end (62) on the circuit trace (70) that can be installed on the second circuit board (10), and is electrically connected with installation end.
4. device as claimed in claim 3, wherein, contact disc (68) except leaving at least one opening (72) so that interior circuit trace (74) basically forms a complete circle passing.
5. device as claimed in claim 1, wherein, the outer conductor of second electric wire connecting junction is to be made of the single electric-conductor that is installed on the circuit board, is used for the outer conductor that connection procedure is pegged graft and fixed first electric wire connecting junction.
6. device as claimed in claim 1, wherein, first coaxial connector (4) comprises an elastic component (34) that has installation portion (36), contact disc (40) and make the elastic arm (38) of inner wire skew, and the contact disc (40) of elastic component (34) is used to connect the complementary conductor formation and the conductive interconnection of inner wire (12).
7. device as claimed in claim 6, wherein, the contact disc of first coaxial connector (40) mounted on surface is connected the interior circuit trace (56) of a first circuit board (8).
8. as the device of claim 6 or 7, wherein, elastic component (38) is the cantilever beam shape that extends out from installation portion (36).
9. device as claimed in claim 1, wherein, the outer conductor (16) of first coaxial connector (4) comprises that is essentially a circular contact disc (50), be positioned at electric wire connecting junction installation end (24), extend radially from outer conductor, the part (54) that is used for the external circuit cabling circular on the same first circuit board (8) is carried out and the machinery welding.
10. as each device among the claim 5-7, wherein, the installation portion (36) of elastic component (34) is in contact disc (40) and elastic arm (38) middle transition.
CN 98803714 1997-03-25 1998-03-18 Coaxial connector for circuit board Expired - Fee Related CN1104064C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9706155.0 1997-03-25
GB9706155A GB9706155D0 (en) 1997-03-25 1997-03-25 Coaxial connector for circuit board

Publications (2)

Publication Number Publication Date
CN1252899A CN1252899A (en) 2000-05-10
CN1104064C true CN1104064C (en) 2003-03-26

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ID=10809819

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 98803714 Expired - Fee Related CN1104064C (en) 1997-03-25 1998-03-18 Coaxial connector for circuit board

Country Status (7)

Country Link
EP (1) EP0970547B1 (en)
JP (1) JP2001518231A (en)
CN (1) CN1104064C (en)
AU (1) AU6111998A (en)
DE (1) DE69803920T2 (en)
GB (1) GB9706155D0 (en)
WO (1) WO1998043323A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101982903A (en) * 2010-09-15 2011-03-02 华为技术有限公司 Circuit board connector and communication equipment
CN106921069A (en) * 2015-12-24 2017-07-04 富士康(昆山)电脑接插件有限公司 Radio frequency connector

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JPH11251001A (en) * 1997-12-22 1999-09-17 Whitaker Corp:The Coaxial connector assembled body
JP3027570B1 (en) * 1998-12-10 2000-04-04 山一電機株式会社 Connector structure
DE19858534A1 (en) * 1998-12-18 2000-06-21 Bosch Gmbh Robert Electrical connector
ATE298140T1 (en) 2001-08-31 2005-07-15 Tyco Electronics Amp Gmbh COAXIAL CONNECTOR FOR CONNECTING CIRCUIT BOARDS
WO2003094296A1 (en) * 2002-04-30 2003-11-13 Corning Gilbert Inc. Apparatus for electrically coupling a linear conductor to a surface conductor and related method
DE102004024479A1 (en) * 2004-05-14 2005-12-15 Ims Connector Systems Gmbh Connector for coaxial cable has elastic contact section which is held against opposing inner conductor contact
JP2006066384A (en) 2004-07-27 2006-03-09 Hosiden Corp Coaxial connector for board-to-board connection
JP5162332B2 (en) * 2008-05-27 2013-03-13 日本電気株式会社 High frequency module and radio apparatus
ES2384626A1 (en) * 2009-10-07 2012-07-10 Televes S.A. Connector for telecommunications networks
CN201576781U (en) * 2009-12-25 2010-09-08 华为技术有限公司 Connector, circuit board with same and circuit board connecting structure
CN102931503B (en) * 2012-11-15 2015-04-08 宁波环球广电科技有限公司 Transmission path structure of liner signal
DE202013006662U1 (en) * 2013-07-24 2013-08-08 Rosenberger Hochfrequenztechnik Gmbh & Co. Kg System of circuit board and tubular jacket
DE202015001331U1 (en) 2015-02-19 2015-04-15 Rosenberger Hochfrequenztechnik Gmbh & Co. Kg Connector with damping element
US10505293B2 (en) * 2016-01-18 2019-12-10 Huber+Suhner Ag Highspeed board connector
US10897077B2 (en) 2016-10-24 2021-01-19 Hewlett-Packard Development Company, L.P. Invisible antennas
WO2020099375A1 (en) * 2018-11-12 2020-05-22 Huber+Suhner Ag Printed circuit board connector

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JP2540805Y2 (en) * 1991-06-27 1997-07-09 ヒロセ電機株式会社 Surface mount type high frequency coaxial connector structure
US5145382A (en) * 1991-11-29 1992-09-08 Motorola, Inc. Molded plastic surface-mountable coaxial connector
JP2665717B2 (en) * 1993-10-06 1997-10-22 日本航空電子工業株式会社 Coaxial connector plug
US5516303A (en) * 1995-01-11 1996-05-14 The Whitaker Corporation Floating panel-mounted coaxial connector for use with stripline circuit boards
US5718592A (en) * 1995-11-16 1998-02-17 The Whitaker Corporation Surface mountable electrical connector assembley
US5688130A (en) * 1996-04-10 1997-11-18 Molex Incorporated Electrical connector assembly for pc cards

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101982903A (en) * 2010-09-15 2011-03-02 华为技术有限公司 Circuit board connector and communication equipment
CN106921069A (en) * 2015-12-24 2017-07-04 富士康(昆山)电脑接插件有限公司 Radio frequency connector

Also Published As

Publication number Publication date
CN1252899A (en) 2000-05-10
JP2001518231A (en) 2001-10-09
EP0970547B1 (en) 2002-02-20
EP0970547A1 (en) 2000-01-12
GB9706155D0 (en) 1997-05-14
AU6111998A (en) 1998-10-20
DE69803920D1 (en) 2002-03-28
DE69803920T2 (en) 2002-09-12
WO1998043323A1 (en) 1998-10-01

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Granted publication date: 20030326

Termination date: 20100318