CN102043202B - Connector - Google Patents
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- Publication number
- CN102043202B CN102043202B CN2009103083908A CN200910308390A CN102043202B CN 102043202 B CN102043202 B CN 102043202B CN 2009103083908 A CN2009103083908 A CN 2009103083908A CN 200910308390 A CN200910308390 A CN 200910308390A CN 102043202 B CN102043202 B CN 102043202B
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- groove
- insulating body
- connector
- pedestal
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Abstract
The invention discloses a connector. The connector comprises an insulating body, a conductive terminal held on the insulating body and an optical fiber device for transmitting optical signals, wherein the insulating body is provided with an upper surface and a lower surface, the insulating body is provided with an accommodating groove sunken from the front side of the lower surface and grooves positioned on the rear side of the accommodating groove and extended along the front and rear directions, the grooves comprise a first groove and a second groove positioned on the rear side of the first groove, and the width of the second groove extended along the transverse direction of the insulating body is greater than the width of the first groove; the optical fiber device comprises a pedestal sliding along the front and rear directions in the accommodating groove and an optical fiber arranged on the pedestal and extended backwards along the front and rear directions; and the optical fiber is provided with a coupled part fixed in the pedestal, a positioned part extended backwards from the coupled part and positioned in the first groove, and a bent part extended backwards from the positioned part and accommodated in the second groove.
Description
[technical field]
The present invention relates to a kind of connector, but relate in particular to a kind of connector of transmitting optical signal.
[background technology]
(Universal Serial Bus, USB) interface has been widely used in numerous design of electronic devices as a kind of input/output interface of standard USB.1994,7 tame 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 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.Development and development of technology along with electronics industry; People are still in the transfer rate that constantly improves USB hardy; But had at present the USB connector of a kind of transmission optics signal with further raising transfer rate, this connector generally include insulating body, be fixed on the insulating body conducting terminal and in order to carry out the fiber device of optical delivery.Insulating body is provided with accepting groove; This fiber device can slide along fore-and-aft direction in this accepting groove; Thereby make that this fiber device can slide backward when this USB connector connected with the butt connector that has fiber device equally in accepting groove; When this USB connector does not dock with butt connector, thereby fiber device conveniently docks to restore to the original state to front slide once more, yet; Fiber device slides in accepting groove, and meeting generation on above-below direction, left and right directions or fore-and-aft direction is crooked unavoidably in the back, thereby is unfavorable for that the fiber device on this fiber device and the butt connector connects.In addition, be retained on usually on the fiber device in the insulating body optical fiber be straight configuration after cable is connected, when cable stress stretches, cause optical fiber excessively to be stretched easily and damage.
Therefore, be necessary to provide a kind of structure improved connector that has, to overcome above-mentioned defective.
[summary of the invention]
The object of the present invention is to provide a kind of reliable and non-damageable connector of fiber device butt joint that guarantees.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: a kind of connector; It comprises insulating body, be retained on the insulating body conducting terminal and in order to carry out the fiber device of optical signal transmission; Said insulating body is provided with upper surface and lower surface; Said insulating body is provided with from the accepting groove of lower surface front side depression and the groove that is positioned at the accepting groove rear side and extends along fore-and-aft direction; Said groove comprises first groove and is positioned at second groove of the first groove rear side; The width that said second groove extends along the insulating body horizontal direction is greater than the width of first groove, and the optical fiber that said fiber device is included in the accepting groove pedestal that slides along fore-and-aft direction and is located on the pedestal and extends back along fore-and-aft direction, said optical fiber are provided with the coupling part that is fixed in the pedestal, extending back and be positioned location division and self-align in first groove from coupling part extends back and be contained in the bend in second groove.
Compared with prior art; The present invention has following beneficial effect: through first groove that extends along fore-and-aft direction is set on insulating body the location division of each optical fiber is positioned wherein; Make connector of the present invention connect or when not docking with the butt connector that has fiber device; The location division of optical fiber all can not moved along the insulating body horizontal direction, thereby can effectively pin down pedestal, prevents that pedestal is excessively mobile along the insulating body horizontal direction; And then make the fiber device on the connector of the present invention can aim at each other along fore-and-aft direction when fiber device on the butt connector docks, with guarantee with butt connector on fiber device reliably dock; In addition; Be provided with along insulating body horizontal direction second groove wide than first groove at the first groove rear side, then fiber device is when moving backward, and the optical fiber rear side can become bending to move in second groove; Make fiber device whole mobile smooth and easy; Can make things convenient for the optical fiber rear side bend directly to be set being contained in second groove again, thereby when the cable that is connected in connector rear side of the present invention stretches, can stretch through the bend of optical fiber and eliminate or reduce the pulling force that therefore optical fiber receive.
[description of drawings]
Fig. 1 is the three-dimensional combination figure of connector of the present invention.
Fig. 2 is the part three-dimensional exploded view after connector of the present invention decomposes shielding casing.
Fig. 3 is the part three-dimensional exploded view of another angle after connector connector of the present invention decomposes shielding casing.
Fig. 4 removes the part three-dimensional combination figure behind the shielding casing for connector of the present invention.
Fig. 5 removes the part three-dimensional exploded view behind the shielding casing for connector of the present invention.
Fig. 6 removes the part three-dimensional exploded view of another angle behind the shielding casing for connector of the present invention.
[embodiment]
Please referring to figs. 1 through shown in Figure 6; The preferred forms of connector 100 of the present invention is a photoelectricity pin connector, the locating piece 6 that it comprises insulating body 1, be retained on plurality of conductive terminals 2 on the insulating body 1, be located at fiber device 3 on the insulating body 1, be clamped in spring 4 between insulating body 1 and the fiber device 3, be retained on pedestal 5 on the insulating body 1, match with pedestal 5, the shielding casing 7 of coated insulation body 1, is centered around peripheral external insulation layer 8 of shielding casing 7 and the cable 9 that is connected with conducting terminal 2 and fiber device 3.Said cable 9 comprises cable and optical cable.
Please with reference to Fig. 2 to shown in Figure 6, insulating body 1 is provided with upper surface 11 and lower surface 12, and includes the hyoplastron 14 that the front end of main part 13 and autonomous body 13 extends forward.Insulating body 1 lower surface 12 rear ends are formed with plurality of terminals accepting groove 131, and the top of main part 13 is provided with the host cavity 132 that is arranged with from upper surface 11, and said pedestal 5 is fixed in the host cavity 132.The below of said insulating body 1 hyoplastron 14 is provided with the accepting groove 141 of the depression from lower surface 12 front sides and is positioned at the rear of accepting groove 141 and the fluting 142 that connects along fore-and-aft direction with accepting groove 141.Also be concaved with some grooves 143 that extend along fore-and-aft direction from lower surface 12 on the said insulating body 1.Said groove 143 comprises the unsteady groove 1433 that is positioned at accepting groove 141 rear sides, be positioned at first groove 1431 of groove 1433 rear sides that float and be positioned at second groove 1432 of first groove, 1431 rear sides, the width that the width that said second groove 1432 extends along insulating body 1 horizontal direction extends along insulating body 1 horizontal direction greater than first groove 1431.In this embodiment, the width after the width of second groove 1432 is connected along insulating body 1 horizontal direction greater than two first adjacent grooves 1431; Really, in other embodiments, said second groove 1432 also can only be a bit larger tham the width of one first groove 1431, also can be identical or bigger with the width after all first grooves 1431 are connected along insulating body 1 horizontal direction.Said unsteady groove 1433 along the width of insulating body 1 left and right directions less than the width of accepting groove 141 greater than the width of first groove 1431 and second groove 1432.Said unsteady groove 1433 connects with fluting 142 along the vertical direction.Said first groove 1431 connects along fore-and-aft direction and unsteady groove 1433 and accepting groove 141, and said second groove 1432 connects along insulating body 1 fore-and-aft direction and first groove 1431.Insulating body 1 is provided with the reference column 1421 that protrudes out to accepting groove 141 directions in fluting 142; Spring 4 rear ends are housed in the fluting 142 and are fixed on the reference column 1421, and spring 4 can be held in fluting 142 both sides and excessively swing along insulating body 1 horizontal direction with restraining spring 4.Said hyoplastron 14 is arranged with downwards at the rear side of accepting groove 141 and forms the recess 149 that connects with accepting groove 141, thereby the front end below that this recess 149 just in time is positioned at spring 4 provides the space that swings up and down for the front end of spring 4.
Said insulating body 1 also is provided with one and is positioned at accepting groove 141 rears and from the depressed part 144 of lower surface 12 depression, and the degree of depth that said depressed part 144 extends along insulating body 1 above-below direction is less than accepting groove 141.Said depressed part 144 is connected, is connected along the vertical direction with first groove 1431 along fore-and-aft direction with accepting groove 141.Said connector 100 includes a cover plate 10 and is contained in the depressed part 144.Said depressed part 144 belows are concaved with a circular hole 1441 respectively in first groove, 1431 both sides, and said cover plate 10 is provided with a pair of retaining column 101 and can be immobilizated in respectively in the circular hole 1441.In addition, also be provided with one on the said cover plate 10 along the opening 102 of insulating body 1 above-below direction with fluting 142 corresponding settings, making spring 4 be installed on 1421 last times of reference column can swing along the vertical direction.The front end centre position of hyoplastrons 14 extends upward and forms a front wide and rear narrow roughly V-shaped stop block 145 in the said accepting groove 141, and hyoplastron 14 each side forms the projection 147 that upwards protrudes out stop block 145.The top rear side of hyoplastron 14 is formed with some terminal grooves that are arranged side by side 148.
Arranging of said conducting terminal 2 meets the USB3.0 transmission standard, and it comprises the first terminal 21 and second terminal 22.Said the first terminal 21 edges bury and take shape on the insulating body 1, and be provided with tabular first contact site 211 that is positioned at hyoplastron 14 upper end pilot trench 148 the place aheads, be positioned at insulating body 1 rear end terminal containing slot 131 with first afterbody 212 of cable 9 electric connections.Said second terminal 22 be immobilizated in the pedestal 5 and comprise elasticity second contact site 221 in the terminal groove 148 that extends on the hyoplastron 14, with second afterbody 223 of cable 9 electric connections and be connected second contact site 221 and second holding parts 222 of second afterbody 223.Said first contact site 211 and second contact site 221 are positioned at the top of hyoplastron 12 jointly and form two rows that front and back are intervally arranged.The said fiber device 3 and first contact site 211 and second contact site 221 are spaced apart along insulating body 1 above-below direction.5 one-tenth rectangle block designs of said pedestal also are provided with some terminal accommodation holes 51 that run through pedestal 5 along fore-and-aft direction.Said second holding parts 222 is retained in the terminal accommodation holes 51 of pedestal 5.Said locating piece 6 protrudes into terminal accommodation holes 51 rear ends so that second terminal 22 firmly is fixed in the insulating body 1.This second terminal 22 also can be inlayed earlier to bury and together be assembled on the insulating body 1 with pedestal 5 after being molded on the pedestal 5 again.
Please with reference to Fig. 2 to shown in Figure 6, fiber device 3 can slide at insulating body 1 upper edge fore-and-aft direction, it is included in the accepting groove 141 of insulating body 1 pedestal 30 that slides along fore-and-aft direction and is installed in the optical fiber 35 on the pedestal 30.Said pedestal 30 front end centre positions are provided with stop block 145 matches and front wide and rear narrow V-shaped groove 31.Pedestal 30 is respectively equipped with a pair of lens 32 in the left and right sides of V-shaped groove 31.Said pedestal 30 is formed with an accepting hole 33 in the dead astern of each lens 32.Said first groove 1431 is corresponding one by one along fore-and-aft direction with accepting hole 33.Said pedestal 30 each outside to lens 32 be provided with pilot hole 34 with butt 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.The rear end of pedestal 30 is provided with the projection 36 of projection backward, and the front end of spring 4 is fixed on the projection 36, and said projection 36 and reference column 1421 extend spring 4 is clamped between insulating body 1 and the pedestal 30 to support pedestal 30 forward in opposite directions.
Said float portion 355 all is contained in the groove 1433 that floats and can does swing by a small margin along insulating body about 1 or above-below direction.Said location division 352 is contained in first groove 1431 excessively mobile along insulating body 1 horizontal direction with restriction location division 352 respectively; Thereby can effectively pin down pedestal 30; Prevent that pedestal 30 is excessively mobile along insulating body 1 horizontal direction; And then make the fiber device 3 on the connector 100 of the present invention can aim at each other along fore-and-aft direction when docking with the fiber device (not shown) on the butt connector, guarantee with butt connector on fiber device dock reliably.In addition; After optical fiber 35 is installed on the insulating body 1; Said cover plate 10 is fixed in the depressed part 144 is limited in the groove 143, can effectively prevent optical fiber 35 downward perk when fore-and-aft direction moves, and then pin down pedestal 30 so that optical fiber 35 is compressed; Prevent that pedestal 30 is excessively mobile along insulating body 1 above-below direction, the fiber device 3 on the connector 100 of the present invention is reliably docked with fiber device on the butt connector.Excessively mobile to prevent it in this embodiment along insulating body 1 horizontal direction through the location division 352 that first groove, 1431 up-winding fibers 35 are set on insulating body 1, and prevent optical fiber 35 perks through cover plate 10 compacting optical fiber 35; Really; In other embodiments; Also can be through first groove that extends along fore-and-aft direction directly being set accommodating and positioning optical waveguides 35 on cover plate 10, cover plate 10 is installed on the insulating body 1 back and suppresses optical fiber 35 jointly with insulating body 1 and also can reach identical purpose to prevent optical fiber 35 perks.Said bend 353 is housed in along insulating body 1 horizontal direction than in wide second groove 1432 of first groove 1431; Thereby when the cable 9 of connector 100 rear sides of the present invention is stretched; Can stretch through the bend 353 of optical fiber 35 and eliminate or reduce the pulling force that therefore optical fiber 35 receive, make optical fiber 35 be difficult for being stretched and damage.
When pin connector 100 insertions of the present invention have the butt joint socket connector of corresponding fiber device; Cylinder on the fiber device of the pilot hole 34 on the fiber device 3 of pin connector 100 and corresponding butt joint socket connector matches; When the length size of pilot hole 34 and cylinder are inconsistent; The fiber device 3 of this pin connector 100 can slide at the acting force lower edge of spring 4 fore-and-aft direction and adjust; Make fiber device 3 on the pin connector 100 cooperate flexibly with fiber device on the corresponding socket connector, reliable, and the location division 352 of optical fiber 35 is contained in first groove 1431 and in first groove 1431, moves along fore-and-aft direction, then the position of optical fiber 35 in initial position and active procedure all can be effectively controlled; Help whole the moving of fiber device 3, and can over-deflection; This external cause second groove 1432 along the width of insulating body 1 horizontal direction greater than first groove 1432; Then location division 352 can partly be bending and moves in second groove 1432 when fore-and-aft direction moves, and makes fiber device 3 can move swimmingly at 4 acting force lower edge fore-and-aft directions of spring.
In addition; When this fiber device 3 slided backward, pedestal 30 is the front end of compression spring 4 backward, because the rear end of spring 4 is fixed on the reference column 1421 of insulating body 1; The front end of spring 4 swings up and down below can in recess 149, reaching; The rear end can be in opening 102 and above swing up and down, thereby can swing up and down when pedestal 30 is slided backward, therefore; When the cylinder on the fiber device of the pilot hole 34 on the fiber device 3 of pin connector 100 and corresponding butt joint socket connector during in the initial position misalignment, in the time of can sliding backward through pedestal 30 up and down or swing and adjust; This moment optical fiber 35 float portion 355 in the groove 1433 that floats along up and down or left and right directions do by a small margin mobile to make things convenient for pedestal 30 up and down or swing; Be positioned in first groove 1431 and compressed by lid 10 can be excessively not mobile along reaching left and right directions up and down because of the location division 352 of optical fiber 35; Thereby can effectively pin down fiber device 3, prevent excessively swing and can not reliably being connected of fiber device 3 with the fiber device of butt connector.In addition; When the user stretch pin connector 100 rear sides of the present invention cable 9 with it when butt joint is extracted the socket connector; Can stretch through the bend 353 of optical fiber 35 and eliminate or reduce the pulling force that therefore optical fiber 35 receive, make optical fiber 35 be difficult for being stretched and damage.
After pin connector 100 is extracted; To front slide, at this moment, stop block 144 supports in the V-shaped groove 31 of pedestal 30 front ends pedestal 30 under the acting force of spring 4; On the one hand; This stop block 144 is positioned at fiber device 3 front ends can prevent that fiber device 3 from skidding off accepting groove 141 forward, and on the other hand, thereby this stop block 144 matches with V-shaped groove 31 on the fiber device 3 and can prevent that fiber device 3 is insulating body 1 rocking in a lateral direction.The front end of pedestal 30 below supports on the set convexity 75 of upper casing 71 front ends; The front end of pedestal 30 below supports on the set projection 147 of hyoplastron 14 front ends; Therefore; Support projection 147 and protruding 75 on pedestal 30 and all can prevent pedestal 30 the rocking of above-below direction, in sum, thereby stop block 144, projection 147 and protruding 75 all can form and support supporting member can prevent that fiber device 3 from rocking on the direction perpendicular to fore-and-aft direction at fiber device 3; Fiber device 3 is returned to virgin state better, thereby the convenient plug connector inserts socket connector once more.
The connector 100 that above accompanying drawing disclosed is pin connector, and in other embodiments of the present invention, this connector 100 also can be socket connector.
In sum; More than be merely preferred embodiment of the present invention; Should not limit scope of the present invention with this, promptly every simple equivalent of being done according to claims of the present invention and description of the invention content changes and modifies, and all should still belong in the scope that patent of the present invention contains.
Claims (9)
1. connector; It comprises insulating body, be retained on the insulating body conducting terminal and in order to carry out the fiber device of optical signal transmission; Said insulating body is provided with upper surface and lower surface; It is characterized in that: said insulating body is provided with from the accepting groove of lower surface front side depression and the groove that is positioned at the accepting groove rear side and extends along fore-and-aft direction; Said groove comprises first groove and is positioned at second groove of the first groove rear side; The width that said second groove extends along the insulating body horizontal direction is greater than the width of first groove; Said fiber device be included in the accepting groove can before and after the pedestal that slides and the optical fiber that extends along fore-and-aft direction, said optical fiber is provided with the coupling part that is fixed in the pedestal, extends back and be positioned location division and self-align the bend in second groove that extends back and be contained in first groove from coupling part, said insulating body be provided with at the accepting groove rear with accepting groove before and after the fluting that connects; Said connector comprises that also one is clamped in the spring between pedestal and the insulating body, and said spring one end is housed in the fluting and excessively swings along the insulating body horizontal direction with restraining spring.
2. connector as claimed in claim 1 is characterized in that: said first groove connects along insulating body fore-and-aft direction and accepting groove, and the location division of said optical fiber is contained in first groove and can in first groove, moves along fore-and-aft direction.
3. connector as claimed in claim 2 is characterized in that: said second groove connects along the insulating body fore-and-aft direction and first groove, and said location division can move in second groove along fore-and-aft direction.
4. connector as claimed in claim 1 is characterized in that: said pedestal is provided with the lens that are coupled with fiber optic, light and is positioned at the accepting hole of lens rear with the coupling part of fixing each optical fiber, and said first groove is corresponding one by one along fore-and-aft direction with accepting hole.
5. connector as claimed in claim 1; It is characterized in that: said insulating body also is provided with one and is positioned at the accepting groove rear and from the depressed part of lower surface depression; Said depressed part is connected with first groove along the vertical direction; Said connector also includes a cover plate, said cover plate be contained in the depressed part and the below that presses on the location division to prevent the downward perk of optical fiber.
6. connector as claimed in claim 1; It is characterized in that: said insulating body is provided with the reference column that is positioned at the accepting groove rear and extends to the accepting groove direction; Said reference column protrudes in the fluting forward; Said pedestal is provided with the projection that extends in opposite directions with reference column, and said spring one end is fixed on the reference column, and the other end is enclosed within on the projection and is held in the rear end of pedestal.
7. connector as claimed in claim 1; It is characterized in that: the front end of said pedestal is provided with front wide and rear narrow V-shaped groove; The front end of said insulating body is extended with front wide and rear narrow V-arrangement stop block downwards, and said stop block supports in V-shaped groove backward and along left and right directions.
8. connector as claimed in claim 1 is characterized in that: said insulating body comprises the hyoplastron that main part and autonomous body extend forward, and said accepting groove is recessed to form from the below of hyoplastron.
9. connector as claimed in claim 8; It is characterized in that: arranging of said conducting terminal meets the USB3.0 transmission standard; It comprises the first terminal and second terminal; Said the first terminal comprises tabular first contact site that is positioned at the hyoplastron top, and said second terminal comprises elasticity second contact site that is positioned at the hyoplastron top and is positioned at the first contact site rear.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103083908A CN102043202B (en) | 2009-10-16 | 2009-10-16 | Connector |
| JP2010006432U JP3164646U (en) | 2009-10-09 | 2010-09-28 | connector |
| US12/900,485 US20110085766A1 (en) | 2009-10-09 | 2010-10-08 | Optical connector with improved position mechanism for holding an optical module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103083908A CN102043202B (en) | 2009-10-16 | 2009-10-16 | Connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102043202A CN102043202A (en) | 2011-05-04 |
| CN102043202B true CN102043202B (en) | 2012-11-28 |
Family
ID=43909516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103083908A Expired - Fee Related CN102043202B (en) | 2009-10-09 | 2009-10-16 | Connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102043202B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104238029B (en) * | 2013-06-07 | 2018-01-30 | 西安雅泽泰克医疗科技有限公司 | Optical-fiber coupling connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3539988A1 (en) * | 1985-11-11 | 1987-05-14 | Siemens Ag | Locking device for plug connectors |
| CN2163388Y (en) * | 1992-02-18 | 1994-04-27 | 富士康国际股份有限公司 | Optical fibre connector assembly |
| CN2582015Y (en) * | 2002-11-27 | 2003-10-22 | 江苏省通信设备厂 | Optical fibre coupling |
| CN1677147A (en) * | 2004-04-02 | 2005-10-05 | 日本航空电子工业株式会社 | Optical connector which can be disassembled and disassembling tool suitable to disassemble the same |
| US7572071B1 (en) * | 2008-08-01 | 2009-08-11 | Hon Hai Precision Ind. Co., Ltd. | Cable assembly utilized for different kinds of signal transmission |
-
2009
- 2009-10-16 CN CN2009103083908A patent/CN102043202B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3539988A1 (en) * | 1985-11-11 | 1987-05-14 | Siemens Ag | Locking device for plug connectors |
| CN2163388Y (en) * | 1992-02-18 | 1994-04-27 | 富士康国际股份有限公司 | Optical fibre connector assembly |
| CN2582015Y (en) * | 2002-11-27 | 2003-10-22 | 江苏省通信设备厂 | Optical fibre coupling |
| CN1677147A (en) * | 2004-04-02 | 2005-10-05 | 日本航空电子工业株式会社 | Optical connector which can be disassembled and disassembling tool suitable to disassemble the same |
| US7572071B1 (en) * | 2008-08-01 | 2009-08-11 | Hon Hai Precision Ind. Co., Ltd. | Cable assembly utilized for different kinds of signal transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102043202A (en) | 2011-05-04 |
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Granted publication date: 20121128 Termination date: 20131016 |