CN107783228A - Optical fiber connector plug - Google Patents
Optical fiber connector plug Download PDFInfo
- Publication number
- CN107783228A CN107783228A CN201711236874.7A CN201711236874A CN107783228A CN 107783228 A CN107783228 A CN 107783228A CN 201711236874 A CN201711236874 A CN 201711236874A CN 107783228 A CN107783228 A CN 107783228A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- procapsid
- supporting member
- connector plug
- fiber connector
- 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.)
- Granted
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 50
- 230000003287 optical effect Effects 0.000 claims abstract description 20
- 108090000565 Capsid Proteins Proteins 0.000 claims description 36
- 238000003780 insertion Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 210000003739 neck Anatomy 0.000 claims 3
- 239000000835 fiber Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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
- G02B6/3826—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape
- G02B6/3831—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape comprising a keying element on the plug or adapter, e.g. to forbid wrong connection
-
- 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
- G02B6/3818—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type
- G02B6/3821—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type with axial spring biasing or loading means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to an optical fiber connector plug, which comprises a front supporting piece, a rear supporting piece, a front shell and a rear shell, wherein the rear supporting piece is inserted into a connecting cavity through a connecting body at the front end and is fixedly connected with the front supporting piece; the two core holes are respectively provided with an inserting core, and the front ends of the two optical fibers are respectively connected with the rear ends of the two inserting cores; the extending sections of the two inserting cores are respectively inserted into the two barrel cavities of the front shell; the rear shell is internally provided with a rear mounting cavity and an optical fiber perforation, the rear mounting cavity is positioned on the front side of the optical fiber perforation, the rear end of the front shell is inserted into the rear mounting cavity of the rear shell, and the rear end of the front shell is in threaded connection with the rear mounting cavity of the rear shell. The utility model provides an optical fiber connector plug can make the optic fibre of plug part and optical cable in realize stable connection, and the plug inner structure is stable, and the leakproofness is good, can adapt to external bad weather.
Description
Technical field
The present invention relates to a kind of optical fiber connector plug.
Background technology
In an optical communication wire stream, except basic with optical fiber cable, optical transmitter, light repeater and photoreceiver etc.
Outside equipment, it is also necessary to many supporting function elements, be generally divided into active device and passive device.The joints of optical fibre are a kind of nothings
Source device.It is that various devices connect essential device in optical fiber telecommunications system.And the light of current usage amount maximum
Fiber device.Due to the progressively optical fiber of local communication network, the rising of Metropolitan Area Network (MAN) and user access networks demand, global light in recent years
The aggregate demand in fiber connector market constantly expands, it is contemplated that following 10 years annual growth will be 20% or so.As optical fiber connects
Device is with producing designing technique constantly ripe and production technology to become better and approaching perfection day by day, and volume of new generation is smaller, the optical fiber of technology innovation connects
Connect device and leading position is occupied in future communications.
The current joints of optical fibre are mainly still confined to indoor environment use, it is impossible to adapt to outside bad weather.
The content of the invention
The technical problem to be solved in the present invention is：Overcome the deficiencies in the prior art, there is provided a kind of optical fiber connector plug, solution
Not the defects of certainly conventional optical fiber connector plug does not adapt to outside adverse circumstances.
The technical solution adopted for the present invention to solve the technical problems is：A kind of optical fiber connector plug, including front support
Part, rear support, procapsid and back casing, connecting cavity and two core bore, the connecting cavity are offered in the front supporting member
On rear side of two core bore；
The rear support both sides offer the neck for accommodating optical fiber respectively, and the rear support front end forms connector；
The rear support is inserted connecting cavity by the connector of front end and is fixedly connected with front supporting member；It is respectively arranged with two core bore
Lock pin, two lock pin front ends stretch out front supports and form section of stretching out；Two optical fiber of optical cable are respectively from two cards of rear support
Groove is stretched into two core bore, and two optical fiber front ends are connected with two lock pin rear ends respectively；
Ante-chamber and two barrel chambers are offered in the procapsid, the front supporting member is arranged in ante-chamber, the stretching of two lock pins
Section is inserted in two barrel chambers of procapsid respectively；
Rear installation cavity and optical fiber perforation is offered in the back casing, the rear installation cavity is located at optical fiber perforated front side, before described
In the rear installation cavity of housing rear end insertion back casing, the procapsid rear end and installation cavity bolt after back casing.
Further, the connector of the rear support front end is in flat, the connection offered in the front supporting member
Chamber is flat lumen；The connector upper and lower ends are respectively arranged with card convex, and upper and lower ends offer recessed respectively in the connecting cavity
Groove；When the connector of the rear support is inserted in the connecting cavity of front supporting member, upper and lower two card convexs are respectively clamped into upper and lower two
In individual groove.
Further, it is convex that external key is respectively arranged with left and right sides of the front supporting member, the left and right sides point in the procapsid
Corresponding internal keyway is not provided with；When in front supporting member insertion procapsid, two external keys of the front supporting member are convex to be inserted
Enter in two internal keyways of procapsid.
Further, the rear installation cavity bottom of the back casing is provided with sealing gasket, and the procapsid rear end is pushed against close
On packing.
Further, compression spring, the compression spring front end are respectively arranged with two core bore of the front supporting member
Lock pin is pushed against, the compression spring rear end pushes against the connector front end face of rear support.
Further, the optical fiber front end outside the junction of lock pin rear end with being socketed with high temperature pipe, the high temperature pipe front end
In core bore, the high temperature pipe rear end is located in the neck of rear support.
Further, the back casing rear end is socketed with the pressure ring for compressing optical cable.
Further, the back casing external connection tail pipe.
Further, the procapsid front end forms the insertion body for coordinating with optical cable plug, outside the procapsid
The swivel nut of socket connection is connected to, the insertion body is located in swivel nut, and the second sealing ring, institute are provided with outside the insertion body
State and offer outside keyway on insertion body front end.
Further, sleeve is respectively arranged with two barrel chambers, the lock pin section of stretching out is inserted from sleeve rear end.
The beneficial effects of the invention are as follows：A kind of optical fiber connector plug is provided, plug portion and the light in optical cable can be made
Fibre is realized and is stably connected with, and plug inside mechanism stable, good airproof performance, adapts to extraneous bad weather.
Brief description of the drawings
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is connector plug half sectional view of the present invention；
Fig. 2 is connection structure diagram between procapsid, back casing, front supporting member and rear support；
Fig. 3 and Fig. 4 is the stereogram of front supporting member；
Fig. 5 and Fig. 6 is the stereogram of rear support；
Fig. 7 and Fig. 8 is procapsid stereogram；
Fig. 9 is connector plug stereogram；
Wherein, 1, front supporting member, 1A, groove, 1B, external key are convex, and 2, rear support, 2A, card convex, 2B, neck, 3, procapsid, 3A
, outside keyway, 3B, internal keyway, 4, back casing, 5, lock pin, 6, pressure ring, 7, compression spring, 8, high temperature pipe, 9, sealing gasket, 10, set
Cylinder, 11, sealing ring, 12, swivel nut, 13, tail pipe.
Embodiment
Presently in connection with specific embodiment, the present invention is further illustrated.These accompanying drawings be simplified schematic diagram only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As shown in Figures 1 to 9, a kind of optical fiber connector plug, including front supporting member 1, rear support 2, procapsid 3 and after
Housing 4, connecting cavity and two core bore are offered in front supporting member 1, connecting cavity is on rear side of two core bore.
The both sides of rear support 2 offer the neck 2B for accommodating optical fiber respectively, and the front end of rear support 2 forms connector；
Rear support 2 is inserted connecting cavity by the connector of front end and is fixedly connected with front supporting member 1；It is respectively arranged with two core bore slotting
Core 5, two front ends of lock pin 5 stretch out front supports and form section of stretching out；Two optical fiber of optical cable are respectively from two cards of rear support 2
Groove 2B is stretched into two core bore, and two optical fiber front ends are connected with two rear ends of lock pin 5 respectively.
Ante-chamber and two barrel chambers are offered in procapsid 3, front supporting member 1 is arranged in ante-chamber, the section of stretching out of two lock pins 5
Insert respectively in 3 two barrel chambers of procapsid.
Offer the perforation of rear installation cavity and optical fiber in back casing 4, rear installation cavity is located at optical fiber perforated front side, after procapsid 3
In the rear installation cavity of end insertion back casing 4, the rear end of procapsid 3 and installation cavity bolt after back casing 4.
The connector of the front end of rear support 2 is in flat, and the connecting cavity offered in front supporting member 1 is flat lumen；It is such a
Connection can prevent from relatively rotating between two support members；Connector upper and lower ends are respectively arranged with card convex 2A, connecting cavity
Interior upper and lower ends open up fluted 1A respectively；When the connector of rear support 2 is inserted in the connecting cavity of front supporting member 1, up and down
Two card convex 2A are respectively clamped into up and down in two groove 1A.Such a jointing can bear high torque.
In order to lift the stability between front supporting member 1 and procapsid 3, the left and right sides of front supporting member 1 is respectively arranged with outer
The convex 1B of key, the interior left and right sides of procapsid 3 are respectively arranged with corresponding internal keyway 3B；When front supporting member 1 is inserted in procapsid 3,
In two internal keyway 3B of the convex 1B insertions procapsid 3 of two external keys of front supporting member 1.
For the sealing of lifting sub, the rear installation cavity bottom of back casing 4 is provided with sealing gasket 9, and the rear end of procapsid 3 is supported
Tightly on sealing gasket 9.
Compression spring 7 is respectively arranged with two core bore of front supporting member 1, the front end of compression spring 7 pushes against lock pin 5, compression
The rear end of spring 7 pushes against the connector front end face of rear support 2.The operation of compression spring 7 is lock pin 5 being pushed against front supporting member 1
Front end, and it is resiliently arranged in front supporting member 1.
Optical fiber front end outside the rear end junction of lock pin 5 with being socketed with high temperature pipe 8, and the front end of high temperature pipe 8 is located in core bore, high temperature
The rear end of pipe 8 is located in the neck 2B of rear support 2.
The rear end of back casing 4 is socketed with the pressure ring 6 for compressing optical cable.The effect of pressure ring 6 is to compress, and optical cable is ensureing light
Under cable stable case, ensure that internal optical fiber is stable.
The external connection tail pipe 13 of back casing 4.Tail pipe 13 is used to ensure the stability at optical cable connection end.
Sleeve 10 is respectively arranged with two barrel chambers, the section of stretching out of lock pin 5 is inserted from the rear end of sleeve 10.Sleeve 10 can make to insert
Core 5 is stably connected with the lock pin 5 in socket.
The front end of procapsid 3 forms the insertion body for coordinating with optical cable plug, and the external connection of procapsid 3 connects for socket
Swivel nut 12, insertion body is located in swivel nut 12, and the second sealing ring 11 is provided with outside insertion body, is offered on insertion body front end outer
Keyway 3A.Swivel nut 12 realizes and connected between optical cable plug and optical cable plug, outside keyway 3A and the convex cooperation of key on socket, for preventing
Optical cable plug relatively rotates with optical cable plug, lifts connective stability.
The connector plug of the present invention is connected with optical cable, is connected between two in plug lock pin 5 and optical fiber, and can make to insert
It is stably connected between head and socket, the flat structure between two support members can bear high torque, ensure to tie in plug
Ensure the stability being connected with socket while structure is stable.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (10)
1. a kind of optical fiber connector plug, it is characterized in that, including front supporting member（1）, rear support（2）, procapsid（3）And rear shell
Body（4）, the front supporting member（1）Connecting cavity and two core bore are inside offered, the connecting cavity is on rear side of two core bore；
The rear support（2）Both sides offer the neck for accommodating optical fiber respectively（2B）, the rear support（2）Front end shape
Into connector；The rear support（2）Connecting cavity and front supporting member are inserted by the connector of front end（1）It is fixedly connected；Two
Lock pin is respectively arranged with core bore（5）, two lock pins（5）Front end stretches out front supports and forms section of stretching out；Two optical fiber of optical cable
Respectively from rear support（2）Two necks（2B）Stretch into two core bore, two optical fiber front ends respectively with two lock pins（5）Afterwards
End connection；
The procapsid（3）Inside offer ante-chamber and two barrel chambers, the front supporting member（1）It is arranged in ante-chamber, two lock pins
（5）Section of stretching out insert procapsid respectively（3）In two barrel chambers；
The back casing（4）Rear installation cavity and optical fiber perforation is inside offered, the rear installation cavity is located at optical fiber perforated front side, described
Procapsid（3）Back casing is inserted in rear end（4）Rear installation cavity in, the procapsid（3）Rear end and back casing（4）Installation cavity phase afterwards
It is spirally connected.
2. optical fiber connector plug according to claim 1, it is characterized in that, the rear support（2）The connector of front end
In flat, the front supporting member（1）The connecting cavity inside offered is flat lumen；The connector upper and lower ends are respectively arranged with
Card convex（2A）, upper and lower ends open up fluted respectively in the connecting cavity（1A）；When the rear support（2）Connector insertion
Front supporting member（1）Connecting cavity in when, upper and lower two card convexs（2A）It is respectively clamped into two grooves up and down（1A）It is interior.
3. optical fiber connector plug according to claim 1, it is characterized in that, the front supporting member（1）Distinguish the left and right sides
It is convex to be provided with external key（1B）, the procapsid（3）The interior left and right sides is respectively arranged with corresponding internal keyway（3B）；When the preceding branch
Support member（1）Insert procapsid（3）When interior, the front supporting member（1）Two external keys it is convex（1B）Insert procapsid（3）Two in
Keyway（3B）It is interior.
4. optical fiber connector plug according to claim 1, it is characterized in that, the back casing（4）Rear installation cavity bottom
It is provided with sealing gasket（9）, the procapsid（3）Rear end is pushed against sealing gasket（9）On.
5. optical fiber connector plug according to claim 1, it is characterized in that, the front supporting member（1）Two core bore in
It is respectively arranged with compression spring（7）, the compression spring（7）Front end pushes against lock pin（5）, the compression spring（7）Rear end pushes against
Rear support（2）Connector front end face.
6. optical fiber connector plug according to claim 1, it is characterized in that, the optical fiber front end and lock pin（5）Rear end connects
High temperature pipe is socketed with outside the place of connecing（8）, the high temperature pipe（8）Front end is located in core bore, the high temperature pipe（8）Propped up after being located at rear end
Support member（2）Neck（2B）It is interior.
7. optical fiber connector plug according to claim 1, it is characterized in that, the back casing（4）Rear end, which is socketed with, to be used for
Compress the pressure ring of optical cable（6）.
8. optical fiber connector plug according to claim 1, it is characterized in that, the back casing（4）External connection tail pipe
（13）.
9. optical fiber connector plug according to claim 1, it is characterized in that, the procapsid（3）Front end formed for
The insertion body that optical cable plug coordinates, the procapsid（3）External connection is used for the swivel nut of socket connection（12）, the insertion position
In swivel nut（12）It is interior, the second sealing ring is provided with outside the insertion body（11）, outside keyway is offered on the insertion body front end
（3A）.
10. optical fiber connector plug according to claim 1, it is characterized in that, it is respectively arranged with sleeve in two barrel chambers
（10）, the lock pin（5）Section of stretching out is from sleeve（10）Rear end is inserted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711236874.7A CN107783228B (en) | 2017-11-30 | 2017-11-30 | Optical fiber connector plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711236874.7A CN107783228B (en) | 2017-11-30 | 2017-11-30 | Optical fiber connector plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107783228A true CN107783228A (en) | 2018-03-09 |
| CN107783228B CN107783228B (en) | 2023-12-26 |
Family
ID=61431312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711236874.7A Active CN107783228B (en) | 2017-11-30 | 2017-11-30 | Optical fiber connector plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107783228B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709645A (en) * | 2019-03-18 | 2019-05-03 | 爱普迪光通讯科技(深圳)有限公司 | Fiber stub connector adapter |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05119240A (en) * | 1991-10-28 | 1993-05-18 | Hitachi Cable Ltd | Multi-fiber optical connector |
| JP2003149506A (en) * | 2001-11-14 | 2003-05-21 | Fujikura Ltd | Optical connection component with ferrule and optical connector receptacle |
| JP2007078740A (en) * | 2005-09-09 | 2007-03-29 | Fujikura Ltd | Optical connector receptacle, and substrate with the same |
| JP2007121859A (en) * | 2005-10-31 | 2007-05-17 | Fujikura Ltd | Optical connector receptacle and optical connector |
| JP2008026647A (en) * | 2006-07-21 | 2008-02-07 | Fujikura Ltd | Optical receptacle housing, optical connector receptacle, and optical equipment |
| US7658551B1 (en) * | 2008-10-27 | 2010-02-09 | Advanced Connectek Inc. | Optical fiber connector |
| CN102819071A (en) * | 2012-09-12 | 2012-12-12 | 苏州瑞可达连接系统有限公司 | Multicore optical fiber connector |
| CN105137547A (en) * | 2015-09-02 | 2015-12-09 | 中航光电科技股份有限公司 | Fiber connector and fiber connector assembly |
| JP2016164600A (en) * | 2015-03-06 | 2016-09-08 | 株式会社フジクラ | Plug-side optical connector, optical connector system, and optical cable with connector |
| CN207557533U (en) * | 2017-11-30 | 2018-06-29 | 金信诺（常州）轨道信号系统科技有限公司 | Optical fiber connector plug |
-
2017
- 2017-11-30 CN CN201711236874.7A patent/CN107783228B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05119240A (en) * | 1991-10-28 | 1993-05-18 | Hitachi Cable Ltd | Multi-fiber optical connector |
| JP2003149506A (en) * | 2001-11-14 | 2003-05-21 | Fujikura Ltd | Optical connection component with ferrule and optical connector receptacle |
| JP2007078740A (en) * | 2005-09-09 | 2007-03-29 | Fujikura Ltd | Optical connector receptacle, and substrate with the same |
| JP2007121859A (en) * | 2005-10-31 | 2007-05-17 | Fujikura Ltd | Optical connector receptacle and optical connector |
| JP2008026647A (en) * | 2006-07-21 | 2008-02-07 | Fujikura Ltd | Optical receptacle housing, optical connector receptacle, and optical equipment |
| US7658551B1 (en) * | 2008-10-27 | 2010-02-09 | Advanced Connectek Inc. | Optical fiber connector |
| CN102819071A (en) * | 2012-09-12 | 2012-12-12 | 苏州瑞可达连接系统有限公司 | Multicore optical fiber connector |
| JP2016164600A (en) * | 2015-03-06 | 2016-09-08 | 株式会社フジクラ | Plug-side optical connector, optical connector system, and optical cable with connector |
| CN105137547A (en) * | 2015-09-02 | 2015-12-09 | 中航光电科技股份有限公司 | Fiber connector and fiber connector assembly |
| CN207557533U (en) * | 2017-11-30 | 2018-06-29 | 金信诺（常州）轨道信号系统科技有限公司 | Optical fiber connector plug |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709645A (en) * | 2019-03-18 | 2019-05-03 | 爱普迪光通讯科技(深圳)有限公司 | Fiber stub connector adapter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107783228B (en) | 2023-12-26 |
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