CN102043203B - Connector - Google Patents

Connector Download PDF

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Publication number
CN102043203B
CN102043203B CN 200910308424 CN200910308424A CN102043203B CN 102043203 B CN102043203 B CN 102043203B CN 200910308424 CN200910308424 CN 200910308424 CN 200910308424 A CN200910308424 A CN 200910308424A CN 102043203 B CN102043203 B CN 102043203B
Authority
CN
China
Prior art keywords
terminal
insulating body
connector
fiber device
ground terminal
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 200910308424
Other languages
Chinese (zh)
Other versions
CN102043203A (en
Inventor
何家勇
郑启升
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.)
Foxconn Kunshan Computer Connector Co Ltd
Hon Hai Precision Industry Co Ltd
Original Assignee
Foxconn Kunshan Computer Connector Co Ltd
Hon Hai Precision Industry 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 Foxconn Kunshan Computer Connector Co Ltd, Hon Hai Precision Industry Co Ltd filed Critical Foxconn Kunshan Computer Connector Co Ltd
Priority to CN 200910308424 priority Critical patent/CN102043203B/en
Priority to JP2010228555A priority patent/JP5230711B2/en
Priority to US12/907,051 priority patent/US20110091160A1/en
Publication of CN102043203A publication Critical patent/CN102043203A/en
Application granted granted Critical
Publication of CN102043203B publication Critical patent/CN102043203B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4202—Packages, e.g. shape, construction, internal or external details for coupling an active element with fibres without intermediate optical elements, e.g. fibres with plane ends, fibres with shaped ends, bundles
    • G02B6/4203—Optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3817—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres containing optical and electrical conductors

Abstract

The invention discloses a connector. The connector comprises an insulating body, conductive terminals held on the insulating body, an optical fiber device for transmitting optical signals, and a metallic elastic element clamped between the optical fiber device and the insulating body, wherein the insulating body comprises a main body part and a tongue plate extended forwards from the main body part; the conductive terminals comprise a signal terminal and a grounding terminal; the optical fiber device is arranged on the insulating body and can slide along the front and rear directions; and the elastic element is electrically connected with the grounding terminal. Signal crosstalk between the elastic element and the signal terminal is reduced, and the signal transmission quality of the connector is improved.

Description

Connector
[technical field]
The relevant a kind of connector of the present invention relates in particular to a kind of connector with signal terminal and ground terminal.
[background technology]
USB (universal serial bus) (Universal Serial Bus, USB) interface has been widely used in the design of numerous electronic equipments as a kind of input/output interface of standard.1994,7 world-renowned computing machines such as Intel, Compaq, numeral, IBM, Microsoft, NEC, Northern Telecom and communication common carrier were united and have been set up USB association (USB-IF), tentatively set up the USB interface standard.Up to the present, the successively issue of USB association the versions such as 1.0,1.1,2.0 and 3.0, and the transfer rate of USB also little by little is being improved.
Along with the development of electronics industry and the progress of technology, relevant manufacturer is still in the transfer rate that constantly improves hardy USB, but a kind of transmission optics signal has been arranged with the USB connector of further raising transfer rate at present, this connector generally includes insulating body, be fixed on conducting terminal on the insulating body, in order to the fiber device that carries out optical delivery and be clamped in insulating body and fiber device between spring.This USB connector is in docking operation, and fiber device slides backward and Compress Spring, thereby so that this USB connector can produce with same butt connector with fiber device docks.Yet spring produces signal to conducting terminal and disturbs, and namely produces easily signal between spring and the conducting terminal and crosstalks, and has affected the high-frequency signals transmission quality of connector.
So, be necessary to design a kind of connector to solve the problems of the technologies described above.
[summary of the invention]
Technical matters to be solved by this invention is to provide a kind of connector that reduces signal cross-talk that has.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of connector, it comprises insulating body, be retained on conducting terminal on the insulating body, in order to the fiber device that carries out optical signal transmission and be clamped in fiber device and insulating body between metallic elastic spare, described insulating body comprises the hyoplastron that main part and autonomous body protrude out forward, described conducting terminal comprises signal terminal and ground terminal, described fiber device is located on the insulating body and can be slided along fore-and-aft direction, and described elastic component and ground terminal are electrically connected.
Compared to prior art, connector of the present invention has reduced the signal cross-talk between elastic component and the signal terminal because elastic component and ground terminal are electrically connected, and has improved the signal transmitting quality of connector.
[description of drawings]
Fig. 1 is the three-dimensional combination figure of connector of the present invention.
Fig. 2 is the part three-dimensional combination figure of connector of the present invention.
Fig. 3 is the part three-dimensional combination figure of another angle of Fig. 2.
Fig. 4 is the part three-dimensional combination figure that Fig. 2 removes collets.
Fig. 5 is that Fig. 1 is along the cut-open view of V-V.
Fig. 6 is the part three-dimensional exploded view of Fig. 2.
Fig. 7 is the part three-dimensional exploded view of another angle of Fig. 6.
[embodiment]
Please refer to Fig. 1 to shown in Figure 7, connector 100 of the present invention is the USB plug connector, the locating piece 7 that it comprises insulating body 1, be retained on some conducting terminals 2 on the insulating body 1, be located at slip fiber device 3 on the insulating body 1, be clamped in metallic elastic spare 4 between insulating body 1 and the fiber device 3, be retained on pedestal 6 on the insulating body 1, match with pedestal 6, metal shell 8 and the metal upper shell 9 of coated insulation body 1, is centered around the cable 102 of external insulation layer 10 to be connected with conducting terminal 2 and fiber device 3 of shell 8 and upper casing 9 peripheries.
Insulating body 1 comprises the hyoplastron 12 that main part 11 and autonomous body 11 front ends protrude out forward.Main part 11 tops are provided with two locating slots 111 that extend through forward main part 11, in order to the optical fiber 35 of up-winding fiber device 3.The rear end, top of main part 11 is provided with some holding slots 112 in order to fixed conductive terminals 2, and the below of main part 11 is provided with the pickup groove 113 of fixed base frame 6.The fluting 122 that the top of hyoplastron 12 is concaved with an accepting groove 121, extend back from accepting groove 121 tops and from slotting 122 recesses 123 to downward-extension, insulating body 1 comprises the tabular collets 13 that are fixed in the fluting 122.Accepting groove 121 madial walls are provided with the reference column 124 that protrudes into forward in the accepting groove 13, and locating slot 111 further extends to forward accepting groove 121 and is arranged with on fluting 122 diapires.The front end centre position of hyoplastron 12 extends upward and forms a front wide and rear narrow stop block that roughly takes the shape of the letter U 125, and the below of hyoplastron 12 is provided with one and ranked first terminal groove 127 and be positioned at one of first end pilot trench 127 rear ends and ranked second terminal groove 128.
Arranging of conducting terminal 2 meets the USB3.0 transmission standard, it comprises the first terminal 21 and the second terminal 22, arranging of the first terminal 21 meets the USB2.0 transmission standard, the first terminal 21 comprises the first ground terminal 23, power supply terminal 24 and comprises that at first pair of difference signal terminal, 25, the second terminals 22 between the first ground terminal 23 and the power supply terminal 24 second pair of difference signal terminal 26, the 3rd pair of difference signal terminal 27 reach the second ground terminal 28 between second pair of difference signal terminal 26 and the 3rd pair of difference signal terminal 27.The first, second, third pair of difference signal terminal 25,26,27 consists of signal terminals jointly.
The first afterbody 213 that the first terminal 21 comprises flat the first contact site 211, be electrically connected with cable 10 and be connected the first contact site 211 and the first holding parts 212 of the first afterbody 213.The second afterbody 223 that the second terminal 22 comprises elasticity the second contact site 221, be retained in insulating body 1 holding slot 112 and be electrically connected with cable 10 and be connected the second contact site 221 and the second holding parts 222 of the second afterbody 223.This first contact site 211 is housed in the first end pilot trench 127, the second contact site 221 is housed in the second terminal groove 128, thereby so that the first contact site 211 and the second contact site 221 are co-located at the below of hyoplastron 12 and form two rows that arrange in front and back, the first holding parts 212 is retained on the main part 11 of insulating body 1, wherein the first holding parts 212 of the first ground terminal 23 is exposed in hyoplastron 12 recesses 123, pedestal 6 offers the groove 61 of fixing the second holding parts 222, thereby locating piece 7 matches with pedestal 6 and the second terminal 22 can be fixed in the insulating body 1 better.In other embodiments, this first terminal 21 can be inlayed to bury and be molded in the insulating body 1, and this second terminal 22 can be inlayed first to bury and together be assembled on the insulating body 1 with pedestal 6 after being molded on the pedestal 6 again.
Fiber device 3 is housed in the accepting groove 121 of insulating body 1 hyoplastron 12 slidably, and it comprises pedestal 30 and be installed in optical fiber 35 on the pedestal 30 that the front end centre position of pedestal 30 is provided with stop block 125 and matches and front wide and rear narrow U-shaped depression 32.Pedestal 30 be respectively equipped with lens 33 in depression 32 the left and right sides and be installed in lens 33 rear ends and with the optical fiber 35 of lens 33 optically-coupled, so that the high-speed optical signal transmission to be provided.Although in Figure of description, only demonstrated two lens 33, pedestal 30 the both sides of two lens 33 be provided with pilot hole 34 with butt-joint socket connector (not shown) on cylinder connect, thereby make the center line complete matching of pin connector and socket connector, guarantee the quality of optical signal transmission.But in other embodiments, pedestal 30 also can arrange respectively in the left and right sides of depression 32 a pair of lens 33 or more lens 33.The rear end of pedestal 30 is provided with the projection 36 of projection backward, and the front end sleeve of elastic component 4 is located on the projection 36.Optical fiber 35 is contained in insulating body 1 locating slot 111, and in pedestal 30 sliding processes, optical fiber 35 is simultaneously in locating slot 111 interior slips.
Elastic component 4 is the springs that are bent to form from a Metallic rod, it comprise along fore-and-aft direction extend and telescopic spire 40, from the rear end of spire 40 to the horizontally extending horizontal part 41 of a side, bend vertically downward the erection part 42 of extending and from erection part 42 abutting part 43 of vertical bending extension forward from horizontal part 42, collets 13 front ends offer the opening 130 of accommodating spire 40, avoid spire 40 to rub mutually with collets 13 bottom surfaces in telescopic process.The front end sleeve of spire 40 is located on fiber device 3 projections 36, and the rear end is set on insulating body 1 reference column 124, and horizontal part 41 consists of the pressure section that is pressed on backward on the insulating body 1 with erection part 42.Wherein, horizontal part 41 compresses backward and is fixed on fluting 122 madial walls between collets 13 and fluting 122 madial walls, optical fiber 35 is between horizontal part 41 and fluting 122 diapires, erection part 42 is contained in insulating body 1 recess 123 with abutting part 43, erection part 42 is pressed on recess 123 madial walls backward, abutting part 43 is pressed on downwards on the first ground terminal 23 holding parts 212, form electric connection with the first ground terminal 23, reduce the signal cross-talk between elastic component 4 and the signal terminal 25,26,27, improved the signal transmitting quality of connector 100.Abutting part 43 is wholely set on elastic component 4 in addition, has reduced the manufacturing cost of elastic component 4.In other embodiments, abutting part can fix with the first ground terminal, abutting part also can with the second ground terminal electrical contact, also can reach the reduction signal cross-talk, improve the signal transmitting quality of connector.Perhaps, connector arranges a metal connecting piece in addition, and one of them is electrically connected this metal connecting piece at least with elastic component and first, second ground terminal, so also the purpose of attainable cost invention.
Shell 8 and upper casing 9 common coated insulation bodies 1 are to play well shield effectiveness.Shell 8 comprises the roof 81 that coats hyoplastron 12 tops, the diapire 83 relative with roof 81 and the two side 82 that connects roof 81 and diapire 83.
When pin connector inserts butt-joint socket connector with corresponding fiber device (not shown), this fiber device 3 can slide in accepting groove 121 backward.After pin connector is extracted, pedestal 30 under the acting force of elastic component 4 to front slide, last stop block 125 supports in the depression 32 of pedestal 30 front ends, one side stop block 125 is positioned at fiber device 3 front ends and can prevents that fiber device 3 from skidding off forward accepting groove 121, on the other hand, thus stop block 125 matches with depression 32 on the fiber device 3 and can prevent fiber device 3 rocking on left and right directions.Fiber device 3 is returned to virgin state better, and can in docking operation, not be offset, thereby when making things convenient for connector 100 again to insert socket connector, fiber device corresponding on the fiber device 3 on the connector 100 and the socket connector can accurately dock.

Claims (8)

1. connector, it comprises insulating body, be retained on the conducting terminal on the insulating body, in order to the fiber device that carries out optical signal transmission and be clamped in fiber device and insulating body between the spring that is bent to form by a Metallic rod, described insulating body comprises the hyoplastron that main part and autonomous body protrude out forward, described conducting terminal comprises signal terminal and ground terminal, described ground terminal is provided with the holding parts with insulating body phase fixing, described fiber device is mounted on the insulating body, it is characterized in that: described spring comprises along fore-and-aft direction extension and telescopic spire, from the rear end of spire to the horizontally extending horizontal part of a side, bend vertically downward the erection part of extension and vertically bend forward the abutting part that extends from erection part from horizontal part, described hyoplastron is concaved with the accepting groove of up-winding fiber device and the fluting that extends back from the accepting groove top, horizontal part is resisted against on the insulating body backward, abutting part is pressed on downwards on the holding parts of ground terminal so that spring and ground terminal are electrically connected, described fiber device can slide along fore-and-aft direction in accepting groove, described insulating body comprises the collets that are fixed in the fluting, and described collets cover downwards on the described horizontal part.
2. connector as claimed in claim 1 is characterized in that: diapire is alternate separates in fluting diapire top and with fluting for described horizontal position.
3. connector as claimed in claim 1, it is characterized in that: described insulating body is provided with the recess to downward-extension from fluting, described ground terminal has the holding parts with insulating body phase fixing, holding parts is exposed to concave bottom, and described erection part extends down in the recess so that be positioned at the abutting part of erection part bottom and contact with the holding parts of ground terminal.
4. connector as claimed in claim 3, it is characterized in that: described erection part is pressed on the recess madial wall backward.
5. connector as claimed in claim 1 is characterized in that: described insulating body is provided with the reference column that protrudes into forward in the accepting groove, and the spire rear end is set on the reference column, and described collets front end is provided with the opening of accommodating spire.
6. such as the wherein described connector in the claim 1 to 5, it is characterized in that: described fiber device is located at the hyoplastron top, arranging of conducting terminal meets the USB3.0 transmission standard, it comprises the first terminal and the second terminal, described the first terminal comprises tabular the first contact site that is positioned at the hyoplastron below, described the second terminal comprises elasticity the second contact site that is positioned at the hyoplastron below and is positioned at the first contact site rear, arranging of the first terminal meets the USB2.0 transmission standard, the first terminal comprises the first ground terminal, power supply terminal and first pair of difference signal terminal between the first ground terminal and power supply terminal, the second terminal comprises second pair of difference signal terminal, the 3rd pair of difference signal terminal and the second ground terminal between second pair of difference signal terminal and the 3rd pair of difference signal terminal, described spring is at least with first, one of them compresses to form electric connection the second ground terminal.
7. connector as claimed in claim 1, it is characterized in that: described hyoplastron be provided be positioned at the fiber device front end in order to the limit fibre device excessively to the stop block of front slide, fiber device comprises pedestal and is installed in optical fiber on the pedestal that described pedestal is provided with and the lens of optical fiber coupling and the pilot hole that is positioned at the lens both sides.
8. connector as claimed in claim 7 is characterized in that: described optical fiber is between spring horizontal section and fluting diapire.
CN 200910308424 2009-10-19 2009-10-19 Connector Expired - Fee Related CN102043203B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN 200910308424 CN102043203B (en) 2009-10-19 2009-10-19 Connector
JP2010228555A JP5230711B2 (en) 2009-10-19 2010-10-08 connector
US12/907,051 US20110091160A1 (en) 2009-10-19 2010-10-19 Optical connector with less crosstalk between therminals thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200910308424 CN102043203B (en) 2009-10-19 2009-10-19 Connector

Publications (2)

Publication Number Publication Date
CN102043203A CN102043203A (en) 2011-05-04
CN102043203B true CN102043203B (en) 2013-03-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200910308424 Expired - Fee Related CN102043203B (en) 2009-10-19 2009-10-19 Connector

Country Status (1)

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CN (1) CN102043203B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6808631B2 (en) 2015-02-06 2021-01-06 マシモ・コーポレイション Combination of connector and sensor assembly
US10327337B2 (en) 2015-02-06 2019-06-18 Masimo Corporation Fold flex circuit for LNOP
CN109791254A (en) * 2016-09-09 2019-05-21 Sei光学前沿株式会社 Optical fiber retainer

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130313

Termination date: 20131019