CN106154430A - Fiber optic connector assembly and Optical fiber plug thereof and fiber-optical socket - Google Patents
Fiber optic connector assembly and Optical fiber plug thereof and fiber-optical socket Download PDFInfo
- Publication number
- CN106154430A CN106154430A CN201610531093.XA CN201610531093A CN106154430A CN 106154430 A CN106154430 A CN 106154430A CN 201610531093 A CN201610531093 A CN 201610531093A CN 106154430 A CN106154430 A CN 106154430A
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- CN
- China
- Prior art keywords
- socket
- plug
- guide sleeves
- fiber
- contact
- 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.)
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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
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3874—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
- G02B6/3875—Floatingly supported sleeves
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The present invention relates to fiber optic connector assembly and Optical fiber plug thereof and fiber-optical socket, fiber optic connector assembly includes Optical fiber plug and fiber-optical socket, it is provided with plug guide sleeves on the Plug contact housing of Optical fiber plug, plug guide sleeves has the plug boot segment being positioned at described plug insertion pin periphery, it is provided with socket guide sleeves on the socket contact housing of fiber-optical socket, socket guide sleeves have be positioned at described socket contact pin peripheral for the location inserting of plug boot segment the socket boot segment that positions inserting prior to ceramic sleeve and corresponding contact pin, there is between socket contact pin and socket boot segment the annular gap for accommodating described plug boot segment.The present invention provides a kind of Optical fiber plug and fiber-optical socket that can improve and use in plug insertion pin, the fiber optic connector assembly of socket contact pin accuracy of alignment and this fiber optic connector assembly.
Description
Technical field
The present invention relates to for the fiber optic connector assembly of optical signal transmission and Optical fiber plug thereof and fiber-optical socket.
Background technology
Fiber optic connector assembly includes Optical fiber plug and fiber-optical socket, and Optical fiber plug includes plug casing and is arranged at plug
Plug contact in housing, fiber-optical socket includes Socket casing and the socket contact being arranged in Socket casing, and plug connects
Contact element and socket contact are also referred to as optical fiber contact assembly.Existing optical fiber contact assembly is as shown in Figure 1 and 2: include inserting
Head contact and socket contact, Plug contact includes the Plug contact housing for being fixedly installed with corresponding plug casing
1 and the plug insertion pin 2 that is arranged on Plug contact housing, socket contact includes back casing 7 and by spring 6 floating assembly
Procapsid 4 on back casing 7, procapsid 4 is provided with socket contact pin 3, and the periphery of procapsid is provided with for inserting with corresponding
The sealing ring 5 that seat housing seal coordinates.During use, socket is installed on corresponding equipment, between procapsid and Socket casing
Sealing ring can ensure that the sealing to equipment, and when plug, socket grafting, plug insertion pin docks with socket contact pin, socket contact pin
Float thus ensure that plug insertion pin docks with the reliable of socket contact pin, it is ensured that signal transmission quality.Existing this optical fiber contact
Part assembly there is a problem in that 1, only relies on the ceramic jacket arranged on socket contact pin to plugs and sockets, socket in prior art
The grafting of contact pin guides, and position, the hole centering causing adapter is poor, and the accuracy of alignment of adapter does not reaches corresponding requirements, no
The centering requirement of optical fiber contact can be met；2, socket contact is only capable of realizing single-side sealing, i.e. may be only available for fiber-optical socket
The environment of unilateral high pressure uses, and is not applied in the environment of fiber-optical socket bilateral high pressure.
Summary of the invention
It is an object of the invention to provide and a kind of can improve plug insertion pin, the joints of optical fibre of socket contact pin accuracy of alignment
Assembly；The present invention also aims to provide the Optical fiber plug used in this fiber optic connector assembly a kind of and fiber-optical socket.
In order to solve the problems referred to above, in the present invention, the technical scheme of Optical fiber plug is:
Optical fiber plug, is inserted terminal including plug casing and the front end that is arranged on plug casing, and Plug contact, plug connects
Contact element includes Plug contact housing and the plug insertion pin of upper setting thereof, and Plug contact housing is provided with plug guide sleeves,
Plug guide sleeves has and is positioned at peripheral the inserting for positioning with the socket boot segment in respective socket guide sleeves of described plug insertion pin
The plug boot segment joined.
Plug contact housing also includes in the endoporus that floating mount set, plug guide sleeves are threaded onto floating mount set, floating
Between dynamic inner hole wall and the plug guide sleeves installing set, there is the floating floated on being perpendicularly to the plugging direction for plug guide sleeves
Gap.
The technical scheme of fiber-optical socket of the present invention is:
Fiber-optical socket, including Socket casing and the socket contact that front end is inserted terminal that is arranged on Socket casing, socket connects
Contact element includes the socket contact pin of socket contact housing and upper setting thereof, and socket contact housing is provided with socket guide sleeves,
Socket guide sleeves has the socket boot segment for positioning inserting with plug boot segment being positioned at described socket contact pin periphery, socket
There is between contact pin and socket boot segment the annular gap for accommodating described plug boot segment.
The middle part of socket guide sleeves is provided with dividing plate, and before annular gap is positioned at described dividing plate, socket contact housing is inserted
It is loaded in the socket guide sleeves after dividing plate.
It is provided with in socket guide sleeves for sealing, with Socket casing, the first sealing ring coordinated, on socket contact housing
Being provided with for sealing, with socket guide sleeves, the second sealing ring coordinated, the 3rd sealing ring is passed through in the rear end of socket contact housing
It is set with sealing sheath, sealing sheath is provided with for sealing, with Socket casing, the 4th sealing ring coordinated.
In the present invention, the technical scheme of fiber optic connector assembly is:
Fiber optic connector assembly, the Optical fiber plug extended along the longitudinal direction including grafting direction and fiber-optical socket, Optical fiber plug bag
Including plug casing and the Plug contact being arranged on plug casing, fiber-optical socket includes Socket casing and is arranged at Socket casing
On socket contact, socket contact includes the socket contact pin of socket contact housing and upper setting thereof, Plug contact bag
Include Plug contact housing and the plug insertion pin of upper setting thereof, fiber optic connector assembly also include fixed cover be located at plug insertion pin or
Ceramic sleeve on socket contact pin, Plug contact housing is provided with plug guide sleeves, plug guide sleeves have be positioned at described
The plug boot segment that plug insertion pin is peripheral, socket contact housing is provided with socket guide sleeves, and socket guide sleeves has and is positioned at
What described socket contact pin was peripheral is used for positioning inserting with the location inserting of plug boot segment and prior to ceramic sleeve and corresponding contact pin
Socket boot segment, has the annular gap for accommodating described plug boot segment between socket contact pin and socket boot segment.
Plug contact housing also includes in the endoporus that floating mount set, plug guide sleeves are threaded onto floating mount set, floating
Between dynamic inner hole wall and the plug guide sleeves installing set, there is the floating floated on being perpendicularly to the plugging direction for plug guide sleeves
Gap.
The middle part of socket guide sleeves is provided with dividing plate, and before annular gap is positioned at described dividing plate, socket contact housing is inserted
It is loaded in the socket guide sleeves after dividing plate.
It is provided with in socket guide sleeves for sealing, with Socket casing, the first sealing ring coordinated, on socket contact housing
It is provided with for sealing, with socket guide sleeves, the second sealing ring coordinated.
There is sealing sheath the rear end of socket contact housing by the 3rd ring set, sealing sheath is provided with for
The 4th sealing ring coordinated is sealed with Socket casing.
The invention have the benefit that the plug boot segment of plug guide sleeves in the present invention draws with the socket of socket guide sleeves
The section of leading first guides location, and after plug boot segment coordinates certain length with socket boot segment, ceramic sleeve just can be with corresponding contact pin
Guiding and coordinate, plug insertion pin contacts with socket contact pin subsequently, is positioned by the guiding of twice, finally can effectively reduce socket and insert
Alignment deviation between pin, plug insertion pin, meets the centering requirement of optical fiber contact.
Accompanying drawing explanation
Fig. 1 is the structural representation of Plug contact in background technology；
Fig. 2 is the structural representation of socket contact in background technology；
Fig. 3 be fiber optic connector assembly in the present invention an embodiment in Plug contact and plug casing coordinate signal
Figure；
Fig. 4 be fiber optic connector assembly in the present invention an embodiment in socket contact and Socket casing coordinate signal
Figure.
Detailed description of the invention
The enforcement of fiber optic connector assembly is such as shown in Fig. 3 ~ 4: fiber optic connector assembly includes that grafting direction is along front and back
To the Optical fiber plug extended and fiber-optical socket, Optical fiber plug includes plug casing 1 and is arranged at the Plug contact in plug casing 1
Part, fiber-optical socket includes Socket casing 16 and is arranged at the socket contact in Socket casing 16.
Plug contact includes Plug contact back casing 14 and by spring 13 floating assembly in Plug contact back cover
The Plug contact procapsid 11 of body 14 front end, plug insertion pin 8 is arranged on Plug contact procapsid 11, before plug insertion pin 8
End fixed cover is provided with ceramic sleeve 7, can be with Plug contact procapsid 11 in front and back by the plug insertion pin 8 that arranges of spring 13
Upwards floating, the floating stroke of Plug contact procapsid 11 is not less than 2mm.Plug contact also includes plug guide sleeves
10, the rear end of plug guide sleeves 10 is fixed on Plug contact back casing 14 by the first screw 12, plug guide sleeves 10
Periphery is provided with the floating mount set 2 being fixedly installed with plug casing, and plug guide sleeves 3 is threaded onto the endoporus of floating mount set
In, the rear end of plug guide sleeves 10 is provided with outside guide sleeves and turns edge 3, and the front end of floating mount set 2 turns edge in being provided with installation set
4, in plug guide sleeves 10, the front side in floating mount set is installed with fixing nut 5, thus can be to plug guide sleeves 10
Movable carrying out spacing, the spacing that turns edge between 3 outside fixing nut 5 and guide sleeves is more than the side before and after 4 that turns edge in installing set
To thickness, have between inner hole wall and the plug guide sleeves of floating mount set 2 and be perpendicularly to the plugging direction for plug guide sleeves
The flying height 9 of upper floating.Plug guide sleeves 10 has the plug boot segment 6 being positioned at plug insertion pin periphery.
Socket contact includes that socket contact housing 17 and fixed cover are loaded on the socket of socket contact housing forward end and draw
Guide pin bushing 30, is provided with the first sealing ring 29 between socket guide sleeves 30 and Socket casing 16, socket guide sleeves 30 have be positioned at slotting
What seat contact pin was peripheral is used for positioning inserting with plug boot segment 6 and positioning the socket of inserting prior to ceramic sleeve and socket contact pin 28
Boot segment 32.The endoporus of socket guide sleeves 30 is divided into forward and backward two parts by dividing plate 31, and the part before its median septum 31 is used for holding
Receiving plug boot segment, socket contact housing 17 is plugged in the part after dividing plate by the second sealing ring 29 is fixing.Socket
The tail end of contact housing 17 is set with sealing sheath 27 by the 3rd sealing ring 18, logical between sealing sheath 27 and Socket casing
Crossing the 4th sealing ring 23 to seal, sealing sheath 27 is fixed on by the second screw 25 and is sheathed on the fixing sleeve 26 that optical cable is peripheral
On, on sealing sheath 27, the front side in the 4th sealing ring 23 is installed with fixing nut 20, and Socket casing is provided with fixed plate 21,
The installation step 22 being oppositely arranged with fixing nut being positioned on rear side of fixed plate 21 it is provided with, by fixing spiral shell on sealing sheath 27
Sealing sheath 27 can be fixed on installing plate 21 by female 20 with coordinating of installation step 22.
In the present invention, the assembling process of fiber-optical socket is: by socket contact housing, sealing sheath together with fixing sleeve
It is assembled on Socket casing by rear to front, subsequently by fixing nut spinning on sealing sheath, by fixing nut and installation
Sealing sheath is fixed on installing plate by the cooperation of step, then by socket guide sleeves from front to back be arranged on Socket casing
On, the periphery of socket guide sleeves is coordinated with Socket casing sealing by the first sealing ring, and the inner circumferential of socket guide sleeves passes through second
Sealing ring coordinates with socket contact housing seal, is subsequently mounted front insulator 15 and intermediate insulator 19, and front insulator is served as reasons
A-P is sleeved on the sleeve-like structure in socket guide sleeves, and intermediate insulation is the platy structure from above-below direction assembling.
When Optical fiber plug, fiber-optical socket grafting, the plug boot segment of plug guide sleeves guides with the socket of socket guide sleeves
Section first guides location, and after plug boot segment coordinates certain length with socket boot segment, socket contact pin just can be inserted into ceramic jacket
In Tong, plug insertion pin just comes into contact with socket contact pin subsequently, owing to the guiding of socket boot segment with plug boot segment coordinates, makes
Obtain the alignment deviation≤0.05mm of plug insertion pin and socket contact pin, meet the docking requirement of optical fiber contact；Plug guides simultaneously
Set can float to a certain extent, such that it is able to meet adapter assembling and coordinate deviation；Insert with socket at plug insertion pin
After connecing, plug insertion pin is floating contact pin, and socket contact pin is fixing plug pin, and the floating of such plug insertion pin will not be sealed
The impact of circle, not only contributes to the determination of fibre loss, and owing to not affected by spring, can improve socket as required
Seal standard, meets various sealing demand；First, second, third, fourth sealing ring is formed and seals structure, and first, second seals
Circle ensure that the forward end seal of socket contact, is possible to prevent gas to enter from front to back in Socket casing, and the three, the 4th seal
Circle ensure that the back-end sealing of socket contact, is possible to prevent gas effectively to be protected socket by rear to advancing in Socket casing,
So that this socket can apply to use in the environment that both sides are all high pressure, further add the versatility of socket.
In other embodiments of the invention: when the use environment of socket is unilateral high pressure, the three, the 4th sealing rings are equal
Can not set；When sealing ring is arranged on Socket casing, sealing structure can be by being arranged on socket contact pin contacting piece housing
With corresponding sealing ring coordinate annular sealing surface constitute；Ceramic sleeve can also be arranged on socket contact pin；Spring is all right
The elastic component of elastic force can be provided to replace for plug insertion pin by rubber etc.；Realize the flying height of plug guide sleeves radial floating
Can not also set.
The embodiment of Optical fiber plug is as shown in Figure 3: the concrete structure of Optical fiber plug is real with above-mentioned each fiber optic connector assembly
Execute the Optical fiber plug described in example identical, be not described in detail in this.
The embodiment of fiber-optical socket is as shown in Figure 4: the concrete structure of fiber-optical socket is real with above-mentioned each fiber optic connector assembly
Execute the fiber-optical socket described in example identical, be not described in detail in this.
Claims (10)
1. fiber optic connector assembly, the Optical fiber plug extended along the longitudinal direction including grafting direction and fiber-optical socket, Optical fiber plug
Including plug casing and the Plug contact that is arranged on plug casing, fiber-optical socket includes Socket casing and is arranged at socket shell
Socket contact on body, socket contact includes the socket contact pin of socket contact housing and upper setting thereof, Plug contact
Including Plug contact housing and the plug insertion pin of upper setting thereof, fiber optic connector assembly also includes that fixed cover is located at plug insertion pin
Or the ceramic sleeve on socket contact pin, it is characterised in that: it is provided with plug guide sleeves, plug guide sleeves on Plug contact housing
Having and be positioned at the plug boot segment that described plug insertion pin is peripheral, socket contact housing is provided with socket guide sleeves, socket draws
Guide pin bushing have be positioned at described socket contact pin peripheral for plug boot segment location inserting slotting with corresponding prior to ceramic sleeve
The socket boot segment of pin location inserting, has the ring for accommodating described plug boot segment between socket contact pin and socket boot segment
Shape gap.
Fiber optic connector assembly the most according to claim 1, it is characterised in that: Plug contact housing also includes peace of floating
Encapsulation, plug guide sleeves is threaded onto in the endoporus of floating mount set, has between inner hole wall and the plug guide sleeves of floating mount set
There is the flying height floated on being perpendicularly to the plugging direction for plug guide sleeves.
Fiber optic connector assembly the most according to claim 1, it is characterised in that: the middle part of socket guide sleeves be provided with every
Plate, before annular gap is positioned at described dividing plate, socket contact housing is plugged in the socket guide sleeves after dividing plate.
4. according to the fiber optic connector assembly described in claim 1 ~ 3 any one, it is characterised in that: arrange in socket guide sleeves
Have for sealing, with Socket casing, the first sealing ring coordinated, socket contact housing is provided with for close with socket guide sleeves
The second sealing ring that envelope coordinates.
Fiber optic connector assembly the most according to claim 4, it is characterised in that: the rear end of socket contact housing is by the
Three ring sets have sealing sheath, sealing sheath are provided with for sealing, with Socket casing, the 4th sealing ring coordinated.
6. Optical fiber plug, is inserted terminal including plug casing and the front end that is arranged on plug casing, Plug contact, plug
Contact includes Plug contact housing and the plug insertion pin of upper setting thereof, it is characterised in that: arrange on Plug contact housing
Have plug guide sleeves, plug guide sleeves have be positioned at described plug insertion pin peripheral for the socket in respective socket guide sleeves
The plug boot segment of boot segment location inserting.
Optical fiber plug the most according to claim 6, it is characterised in that: Plug contact housing also includes floating mount set,
Plug guide sleeves is threaded onto in the endoporus of floating mount set, has for inserting between inner hole wall and the plug guide sleeves of floating mount set
The flying height that head guide sleeves is floated on being perpendicularly to the plugging direction.
8. fiber-optical socket, including Socket casing and the socket contact that front end is inserted terminal that is arranged on Socket casing, socket
Contact includes the socket contact pin of socket contact housing and upper setting thereof, it is characterised in that: arrange on socket contact housing
Have socket guide sleeves, socket guide sleeves have be positioned at described socket contact pin peripheral for the inserting of plug boot segment location inserting
Seat boot segment, has the annular gap for accommodating described plug boot segment between socket contact pin and socket boot segment.
Fiber-optical socket the most according to claim 8, it is characterised in that: the middle part of socket guide sleeves is provided with dividing plate, annular
Before gap is positioned at described dividing plate, socket contact housing is plugged in the socket guide sleeves after dividing plate.
Fiber-optical socket the most according to claim 8 or claim 9, it is characterised in that: be provided with in socket guide sleeves for socket
The first sealing ring that housing seal coordinates, socket contact housing is provided with for sealing, with socket guide sleeves, second coordinated
Sealing ring, there is sealing sheath the rear end of socket contact housing by the 3rd ring set, sealing sheath is provided with for
The 4th sealing ring coordinated is sealed with Socket casing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016101977535 | 2016-03-31 | ||
| CN201610197753 | 2016-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106154430A true CN106154430A (en) | 2016-11-23 |
| CN106154430B CN106154430B (en) | 2019-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610531093.XA Active CN106154430B (en) | 2016-03-31 | 2016-07-07 | Fiber optic connector assembly and its Optical fiber plug and fiber-optical socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106154430B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111106469A (en) * | 2019-12-20 | 2020-05-05 | 华为技术有限公司 | Connector assembly and photoelectric composite connector |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6377011A (en) * | 1986-09-19 | 1988-04-07 | Fujitsu Ltd | Optical connector |
| US4964690A (en) * | 1988-06-09 | 1990-10-23 | Erni Elektroapparate Gmbh | Pin-and-socket connector for light wave conductors |
| CN101859957A (en) * | 2010-04-12 | 2010-10-13 | 上海航天科工电器研究院有限公司 | Module float connector |
| CN102419464A (en) * | 2011-12-29 | 2012-04-18 | 上海方奥通信技术有限公司 | Novel multi-core neutral optical cable connector |
| CN202710787U (en) * | 2012-05-31 | 2013-01-30 | 中航光电科技股份有限公司 | Closed type movable optical fiber connector |
| CN202886645U (en) * | 2012-09-12 | 2013-04-17 | 苏州瑞可达连接***有限公司 | Multi-core fiber connector |
| 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 |
| CN105044856A (en) * | 2015-06-28 | 2015-11-11 | 中航光电科技股份有限公司 | Optical fiber connector |
-
2016
- 2016-07-07 CN CN201610531093.XA patent/CN106154430B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6377011A (en) * | 1986-09-19 | 1988-04-07 | Fujitsu Ltd | Optical connector |
| US4964690A (en) * | 1988-06-09 | 1990-10-23 | Erni Elektroapparate Gmbh | Pin-and-socket connector for light wave conductors |
| CN101859957A (en) * | 2010-04-12 | 2010-10-13 | 上海航天科工电器研究院有限公司 | Module float connector |
| CN102419464A (en) * | 2011-12-29 | 2012-04-18 | 上海方奥通信技术有限公司 | Novel multi-core neutral optical cable connector |
| CN202710787U (en) * | 2012-05-31 | 2013-01-30 | 中航光电科技股份有限公司 | Closed type movable optical fiber connector |
| CN202886645U (en) * | 2012-09-12 | 2013-04-17 | 苏州瑞可达连接***有限公司 | Multi-core fiber connector |
| 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 |
| CN105044856A (en) * | 2015-06-28 | 2015-11-11 | 中航光电科技股份有限公司 | Optical fiber connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111106469A (en) * | 2019-12-20 | 2020-05-05 | 华为技术有限公司 | Connector assembly and photoelectric composite connector |
| CN111106469B (en) * | 2019-12-20 | 2021-05-07 | 华为技术有限公司 | Connector assembly and photoelectric composite connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106154430B (en) | 2019-02-12 |
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