CN105372763A - Withdrawable and feedable optical fiber contact component structure - Google Patents
Withdrawable and feedable optical fiber contact component structure Download PDFInfo
- Publication number
- CN105372763A CN105372763A CN201510814825.1A CN201510814825A CN105372763A CN 105372763 A CN105372763 A CN 105372763A CN 201510814825 A CN201510814825 A CN 201510814825A CN 105372763 A CN105372763 A CN 105372763A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- sheath
- fiber contact
- caudal peduncle
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- G02B6/36—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
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to a withdrawable and feedable optical fiber contact component structure. The withdrawable and feedable optical fiber contact component structure comprises a sheath, a ceramic ferrule, a tail handle, a spring, a bottom sleeve, a pressing sleeve and the like; the front end of the tail handle is pressing connection with the ceramic ferrule; a thin cylindrical structure protrudes out from the back end of the tail handle; the spring sleeves the outer circumferential surface of the cylindrical structure; the outer circumferential surface of the tail handle is provided with the sheath; the waist position of the outer circumferential surface of the sheath is provided with an outwards-protruding step; the bottom sleeve is assembled in an inner hole at the tail of the sheath; and the tail of the bottom sleeve is provided with the pressing sleeve. With the above structure adopted, the optical fiber contact component can be adopted as a component to be withdrawn from and fed into an optical fiber connector. Compared with the prior art, and according to the optical fiber contact component structure of the invention, the outer ends of the tail handle and the spring can be protected through the sheath, and therefore, the optical fiber contact component can be adopted as an integrated body to be withdrawn from and fed into the connector, and withdrawing and feeding processes are very smooth; and the optical fiber contact component has universal size standards relative to existing low-frequency electrical contact components of the same type as the optical fiber contact component of the invention, and therefore, the optical fiber contact component has high universality, and can directly adopt low-frequency electrical connector shell.
Description
Technical field
The present invention relates to one and can fetch and deliver optical fiber contact structure, be mainly used in the connector technique field adopting high density multi-fiber connector transmitting optical signal.
Background technology
Convert electrical signals to the optical communication technology that light signal carrys out transmission information, compared with electric communication, have and can make communication speed high speed, the feature of Large Volume Data can be sent.Can fetch and deliver optical fiber contact is a kind of optical fiber part is processed into assembly as a whole to the assembly that the joints of optical fibre are fetched and delivered.Little due to contact element volume can be fetched and delivered, be convenient to integration of equipments, modularization growth requirement, be applied to now increasing optical signal transmission occasion.Optical fiber contact structure can be fetched and delivered in the market and generally adopt the exposed structure of spring, be contained on caudal peduncle by spring housing, in caudal peduncle end assembling collar limit spring, between collar and spring, assemble slip ring, slip ring is being subject to slide on caudal peduncle in axial force situation.This type of can be fetched and delivered optical fiber contact and ideally by fetching and delivering instrument, optical fiber contact be sent in joints of optical fibre insulator endoporus, props up slip ring axial sides by the locating detent in detent mechanism.After headstock housing plugs together and puts in place, drive caudal peduncle rollback together because of ferrule endface contact, and then Compress Spring produces pretightning force, thus ferrule endface is fitted tightly, in lock pin, optical fiber forms a tunnel light signal.
This structure has the following disadvantages: first, there is risk in locating detent, after plug and socket plugs together and puts in place, ceramic insertion core drives caudal peduncle to retreat, now the claw front end of locating detent is in vacant state, therefore there is the excessive risk causing claw deformation failure of stress in use procedure.Secondly, this structure fetches and delivers inconvenience, when needs take off this contact element, instrument of fetching and delivering inserts to prop up after slip ring struts claw from optical fiber contact band tail optical fiber one end and optical fiber contact is taken out, when spring in contact element is through claw, retract to previous status because claw loses the support of the instrument of fetching and delivering, so there is the risk that claw and spring and caudal peduncle interfere, can cause during the limit fetching and delivering failure.Again, alignment precision requires high, the type contact element integrally weight is larger, if the calibrated force that collimation mechanism during plug and socket docking in housing provides can cause fibre core lateral displacement to cause hydraulic performance decline when being not enough to the stress overcoming optical fiber contact itself, therefore high to the accuracy requirement of product, Product processing difficulty is large.
Summary of the invention
The object of the present invention is to provide one can fetch and deliver optical fiber contact structure, this structure realizes can fetching and delivering function when ensureing optical fiber contact performance reliability.
The technical solution adopted in the present invention is: one can fetch and deliver optical fiber contact structure, and this structure comprises sheath, caudal peduncle, ceramic insertion core, spring, end cover etc.
Described sheath is protected contact element as the external frame of whole contact element, prevents the spring in contact element from being interfered, fetches and delivers as a whole to the joints of optical fibre.Be provided with limited step at sheath endoporus near mating side, restriction caudal peduncle axial location, is provided with boss rank at sheath periphery, in order to coordinate with connector locating detent.
Described caudal peduncle front end crimping ceramic insertion core, stretch out thinner columnar structured in caudal peduncle rear end, pocketed springs on cylindrical shape periphery, caudal peduncle periphery assembles sheath, assembles end cover in sheath afterbody endoporus, and the end of at, cover afterbody is equipped with gland.Cover of the described end closes up fixing by sheath away from limited step end.Described caudal peduncle and sheath inner headed face are provided with small―gap suture and are slidably matched, and caudal peduncle can move under external pressure effect in sheath.The thinner cylindrical shape periphery of described spring and caudal peduncle rear end is provided with radial play, and spring is provided with small―gap suture with sheath inner headed face and coordinates, and spring is initially pressured state, spring can between caudal peduncle end face and the end cover end face free-extension.
The invention has the beneficial effects as follows; adopt and of the present inventionly fetch and deliver optical fiber contact; spring and caudal peduncle are protected in sheath, realize light contact element as a whole to the function that the joints of optical fibre are fetched and delivered, have compact conformation, be convenient to advantage that is integrated and dependable performance.
Accompanying drawing explanation
Fig. 1 is that the present invention can fetch and deliver optical fiber contact structural representation.
Fig. 2 is the structural representation adopting the optical fiber contact of Fig. 1 structure to dock embodiment with the optical fiber contact matched.
1. ceramic insertion cores, 2. sheath, 3. caudal peduncle, 4. spring in figure, 5. end cover, 6. gland, 7. optical cable, 8. plug, 9. socket, 80. optical fiber contacts, 81. ceramic sleeves, 82. locating detents, 90. optical fiber contacts, 821. locating detent claws.
Embodiment
In Fig. 1, ceramic insertion core (1) end crimps in caudal peduncle (3), stretch out thinner columnar structured in caudal peduncle (3) rear end, at the upper pocketed springs (4) of cylindrical shape periphery (31), at caudal peduncle (3) and spring (4) external mounting sheath (2), end cover (5) is assembled in sheath (2) afterbody endoporus, spring (4) is positioned at caudal peduncle end face (32) and end cover end face (51), be in compressive state, for small―gap suture is slidably matched between spring (4) and cylindrical shape periphery (31), spring (4) and between caudal peduncle periphery (33) and sheath endoporus disc (21) for small―gap suture is slidably matched, described caudal peduncle tail end (34) is pyramidal structure vertically, gland (6) fixes optical cable (7).
In Fig. 2, the optical fiber contact fetched and delivered (80) adopting structure of the present invention is equipped with in plug (8), the optical fiber contact fetched and delivered (90) adopting structure of the present invention is assembled with in socket (9), can fetch and deliver optical fiber contact uses locating detent (82) to fix in housing, now, claw (821) on locating detent (82) is connected on the raised head face (22) of sheath (2), define sheath (2) axial displacement in housing, ensure that optical fiber contact (80) can not be deviate from housing.
Ceramic insertion core (1) is equipped with collimation mechanism ceramic sleeve (81).Plug (8) and socket (9) plug together, and drive internal contacts (90) to insert collimation mechanism ceramic sleeve (81) and contact with ceramic insertion core (1) in contact element (80).Plugging together in process, optical fiber contact (90) promotes ceramic insertion core (1) and moves vertically, the compression of spring (4) pressurized produces reacting force, hold out against optical fiber contact (90), make ferrule endface close contact in optical fiber contact (90) and optical fiber contact (80), thus form light-path.After connector plug (8) and socket (9) plug together and put in place, in internal optical fiber contact element, ceramic insertion core can remain close contact; Because optical fiber contact is overall relatively stable in connector inside, fixing of so convenient afterbody optical cable, available protecting contact element termination position, promotes connector vibration, impact property.
Claims (7)
1. can fetch and deliver optical fiber contact structure for one kind, it comprises sheath, ceramic insertion core, caudal peduncle, spring, end cover, gland etc., described caudal peduncle front end crimping ceramic insertion core, stretch out thinner columnar structured in caudal peduncle rear end, pocketed springs on cylindrical shape periphery, caudal peduncle periphery assembles sheath, is provided with evagination step at sheath periphery, in sheath afterbody endoporus, assemble end cover, the end of at, cover afterbody is equipped with gland.
2. one according to claim 1 can fetch and deliver optical fiber contact structure, it is characterized in that: described spring and caudal peduncle are protected in sheath, fetch and deliver as a whole to the joints of optical fibre.
3. one according to claim 1 can fetch and deliver optical fiber contact structure, it is characterized in that: described sheath endoporus is provided with limited step near mating side, and restriction caudal peduncle axial location, periphery is provided with boss structure.
4. one according to claim 1 can fetch and deliver optical fiber contact structure, it is characterized in that: the fixed form that described sheath and the end are overlapped is closing-in structure.
5. one according to claim 1 can fetch and deliver optical fiber contact structure, it is characterized in that: be set to small―gap suture between described caudal peduncle and sheath inner headed face and be slidably matched.
6. one according to claim 1 can fetch and deliver optical fiber contact structure, it is characterized in that: the thinner cylindrical shape periphery of described spring and caudal peduncle rear end is provided with radial play, and spring is initially pressured state.
7. one according to claim 1 can fetch and deliver optical fiber contact structure, it is characterized in that: described sheath and the end are overlapped and be fixedly connected with, and is provided with radial play between sheath endoporus and spring and caudal peduncle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510814825.1A CN105372763A (en) | 2015-11-18 | 2015-11-18 | Withdrawable and feedable optical fiber contact component structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510814825.1A CN105372763A (en) | 2015-11-18 | 2015-11-18 | Withdrawable and feedable optical fiber contact component structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105372763A true CN105372763A (en) | 2016-03-02 |
Family
ID=55375106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510814825.1A Pending CN105372763A (en) | 2015-11-18 | 2015-11-18 | Withdrawable and feedable optical fiber contact component structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105372763A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106961036A (en) * | 2017-04-10 | 2017-07-18 | 沈阳兴华航空电器有限责任公司 | One kind fetches and delivers docking contact |
| CN109489856A (en) * | 2018-12-27 | 2019-03-19 | 江苏中科上古科技有限公司 | A kind of device and its application method of optical fiber on-line measurement switchgear moving contact temperature |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04345105A (en) * | 1991-05-23 | 1992-12-01 | Nec Corp | Optical connector |
| US20020085815A1 (en) * | 2000-10-31 | 2002-07-04 | Yuji Shinagawa | Optical connector plug |
| CN101241211A (en) * | 2007-02-08 | 2008-08-13 | 中航光电科技股份有限公司 | Rear jacket stationary type fiber optic cable connector contact member |
| CN201681176U (en) * | 2010-03-24 | 2010-12-22 | 中航光电科技股份有限公司 | Optical fiber contact |
| CN203025386U (en) * | 2012-12-27 | 2013-06-26 | 杭州航天电子技术有限公司 | Detachable and easy-to-maintain optical fiber contact fixing mechanism |
| CN204331094U (en) * | 2014-12-31 | 2015-05-13 | 上海航天科工电器研究院有限公司 | A kind of optical fiber contact |
| CN205484905U (en) * | 2015-11-18 | 2016-08-17 | 郑州航天电子技术有限公司 | Can fetch and deliver optic fibre contact structure |
-
2015
- 2015-11-18 CN CN201510814825.1A patent/CN105372763A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04345105A (en) * | 1991-05-23 | 1992-12-01 | Nec Corp | Optical connector |
| US20020085815A1 (en) * | 2000-10-31 | 2002-07-04 | Yuji Shinagawa | Optical connector plug |
| CN101241211A (en) * | 2007-02-08 | 2008-08-13 | 中航光电科技股份有限公司 | Rear jacket stationary type fiber optic cable connector contact member |
| CN201681176U (en) * | 2010-03-24 | 2010-12-22 | 中航光电科技股份有限公司 | Optical fiber contact |
| CN203025386U (en) * | 2012-12-27 | 2013-06-26 | 杭州航天电子技术有限公司 | Detachable and easy-to-maintain optical fiber contact fixing mechanism |
| CN204331094U (en) * | 2014-12-31 | 2015-05-13 | 上海航天科工电器研究院有限公司 | A kind of optical fiber contact |
| CN205484905U (en) * | 2015-11-18 | 2016-08-17 | 郑州航天电子技术有限公司 | Can fetch and deliver optic fibre contact structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106961036A (en) * | 2017-04-10 | 2017-07-18 | 沈阳兴华航空电器有限责任公司 | One kind fetches and delivers docking contact |
| CN109489856A (en) * | 2018-12-27 | 2019-03-19 | 江苏中科上古科技有限公司 | A kind of device and its application method of optical fiber on-line measurement switchgear moving contact temperature |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160302 |
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