CN106125210A - Sun adjuster part is protected inclined pigtail ends and is carried out method and the fiber connector of dead axle operation - Google Patents
Sun adjuster part is protected inclined pigtail ends and is carried out method and the fiber connector of dead axle operation Download PDFInfo
- Publication number
- CN106125210A CN106125210A CN201610801473.0A CN201610801473A CN106125210A CN 106125210 A CN106125210 A CN 106125210A CN 201610801473 A CN201610801473 A CN 201610801473A CN 106125210 A CN106125210 A CN 106125210A
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- China
- Prior art keywords
- optical fiber
- union joint
- tail optical
- hole
- outer end
- 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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Links
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000000835 fiber Substances 0.000 title claims abstract description 30
- 239000013307 optical fiber Substances 0.000 claims abstract description 146
- 230000008033 biological extinction Effects 0.000 claims abstract description 36
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 239000000919 ceramic Substances 0.000 claims description 43
- 238000003780 insertion Methods 0.000 claims description 43
- 230000037431 insertion Effects 0.000 claims description 43
- 229910052751 metal Inorganic materials 0.000 claims description 37
- 239000002184 metal Substances 0.000 claims description 37
- 230000010287 polarization Effects 0.000 claims description 37
- 230000002093 peripheral effect Effects 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 12
- 210000003746 feather Anatomy 0.000 claims description 12
- 230000003993 interaction Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000005498 polishing Methods 0.000 description 7
- 239000003292 glue Substances 0.000 description 5
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 3
- 235000011613 Pinus brutia Nutrition 0.000 description 3
- 241000018646 Pinus brutia Species 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002372 labelling Methods 0.000 description 2
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised 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
- G02B6/3812—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres having polarisation-maintaining light guides
-
- 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
-
- 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
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3834—Means for centering or aligning the light guide within the ferrule
Abstract
The invention discloses a kind of sun adjuster part and protect the method that inclined pigtail ends carries out dead axle operation, the method directly carries out dead axle operation by extinction ratio tester;It addition, the invention also discloses a kind of fiber connector coordinating preceding method to use;The method have the benefit that: provide method and the fiber connector of a kind of output tail optical fiber making band union joint on optical device, after using the method, the precision of dead axle operation can be effectively improved, reduce the operation easier of dead axle operation, improve the operating efficiency of dead axle operation.
Description
Technical field
The present invention relates to a kind of band and protect the optical device of inclined tail optical fiber, particularly relate to a kind of sun adjuster part inclined pigtail ends of guarantor and carry out
The method of dead axle operation and fiber connector.
Background technology
Optical device for fields such as optic communication, light sensing, Microwave photonics is (such as waveguide class light devices such as lithium niobate modulators
Part), for meeting its application demand, it will usually the inclined tail optical fiber of the guarantor of integrated belt union joint on this kind of optical device, protect inclined tail making
Time fine, need that the work protecting inclined tail optical fiber is axially carried out dead axle operation and (i.e. come with the relative position protecting inclined tail optical fiber by union joint
Work to protecting inclined tail optical fiber is axially demarcated), prior art, when carrying out dead axle operation, is typically monitored by imaging system
With judge the relative angular position of protecting inclined tail optical fiber stressed zone axis with union joint positioning key, thus realize protecting the dead axle behaviour of inclined tail optical fiber
Making, there is the problems such as troublesome poeration, error be relatively low compared with big and operating efficiency in this dead axle mode of operation.
Summary of the invention
For the problem in background technology, the present invention proposes a kind of sun adjuster part inclined pigtail ends of guarantor and carries out dead axle operation
Method, the input port of described optical device and output port be respectively connected with the inclined tail optical fiber of guarantor of band union joint, corresponding one of which
The inclined tail optical fiber of guarantor of port is designated as tail optical fiber A, and the inclined tail optical fiber of protecting of corresponding another kind of port is designated as the input and output mould of tail optical fiber B(optical device
What formula was most commonly seen is single-input single-output, but also has multiple input single output, single input and multi-output or multiple-input and multiple-output, therefore front
State in restriction, only by " input " and " output ", port is divided for two kinds, in other words, during actual application, tail optical fiber A and tail optical fiber
B is likely to be single or many, and the quantity of corresponding union joint A and union joint B matches), the union joint of corresponding tail optical fiber A
Being designated as union joint A, the union joint of corresponding tail optical fiber B is designated as union joint B;It is characterized in that: the inclined tail optical fiber of described guarantor is previously integrated to
On optical device;For possessing the optical device being polarized function, by method one, union joint is connected with protecting inclined tail optical fiber;For not possessed
The optical device of function partially, is connected union joint with protecting inclined tail optical fiber by method two;
Method one:
1) union joint A is plugged on the input interface of extinction ratio tester;Position limiting structure, institute it is provided with on described input interface
State and be provided with the location structure mated with described position limiting structure, at position limiting structure and location structure on union joint A and union joint B
Interaction under, union joint A and union joint B can with unique position relationship grafting on the input interface;Outer end by tail optical fiber A
Pine is enclosed within union joint A;
2) being connected with light source the outer end of tail optical fiber B, start light source and extinction ratio tester, then the outer end of transmission tail optical fiber A is even
Rotate in joint A, in rotary course, observe the polarization angle that extinction ratio tester shows, when polarization angle meets design requirement
After, stopping the rotation in the outer end controlling tail optical fiber A, is connected fixing with union joint A for the outer end of tail optical fiber A;
3) union joint A is connected with light source after the operation of (basic general knowledge based on this area understand, in step 2) completes, also needs
The outer face of tail optical fiber A and union joint A is carried out integral grinding polishing, the most again union joint A is connected with light source), by union joint B
It is plugged on the input interface of extinction ratio tester, the outer end pine of tail optical fiber B is enclosed within union joint B;The outer end of transmission tail optical fiber B exists
Rotate in union joint B, in rotary course, observe the polarization angle that extinction ratio tester shows, want when polarization angle meets design
After asking, stop the rotation in the outer end controlling tail optical fiber B, is connected fixing with union joint B for the outer end of tail optical fiber B (with aforesaid grinding and polishing
Operation similarly, after tail optical fiber B and union joint B fixes, also needs the outer face of tail optical fiber A and union joint A is carried out integral grinding throwing
Light);Dead axle has operated;
Method two:
1) union joint A is plugged on the input interface of extinction ratio tester;Position limiting structure, institute it is provided with on described input interface
State and be provided with the location structure mated with described position limiting structure, at position limiting structure and location structure on union joint A and union joint B
Interaction under, union joint A and union joint B can with unique position relationship grafting on the input interface;Outer end by tail optical fiber A
Pine is enclosed within union joint A;
2) outer end of tail optical fiber B is connected with light source by deflection device together, when tail optical fiber B and deflection device connection, make described in be polarized
The polarization direction of line polarisation of device output is parallel to the fast axle of tail optical fiber B or slow axis (during concrete operations, can use existing guarantor inclined
Fusion joining process realizes);When tail optical fiber B and a deflection device connect, the polarization direction making the described line polarisation playing deflection device output is parallel
Fast axle or slow axis in tail optical fiber B;Starting light source and extinction ratio tester, then the outer end of transmission tail optical fiber A is in union joint A inward turning
Turn, in rotary course, observe the polarization angle that extinction ratio tester shows, after polarization angle meets design requirement, control tail
Stopping the rotation in the outer end of fine A, is connected fixing with union joint A for the outer end of tail optical fiber A;
3) operation that union joint A is connected (basic general knowledge based on this area understands, in step 2) with described deflection device completes
After, also need the outer face of tail optical fiber A and union joint A is carried out integral grinding polishing, the most again union joint A be connected with light source), even
Joint A and play deflection device when connecting, make the polarization direction of the described line polarisation playing deflection device output be parallel to tail optical fiber A fast axle or
Slow axis;Union joint B is plugged on the input interface of extinction ratio tester, the outer end pine of tail optical fiber B is enclosed within union joint B;Pass
The outer end of dynamic tail optical fiber B rotates in union joint B, in rotary course, observes the polarization angle that extinction ratio tester shows, works as polarization
Angle meets after design requires, stops the rotation in the outer end controlling tail optical fiber B, the outer end of tail optical fiber B and union joint B are fixed be connected (with
Aforesaid grinding and polishing operates similarly, after tail optical fiber B and union joint B fixes, also needs tail optical fiber A and the outer face of union joint A
Carry out integral grinding polishing);Dead axle has operated.
The principle of aforementioned schemes is: the operation of the dead axle of prior art, be utilize polarization maintaining optical fibre two stressed zone axis to carry out between
Connecing dead axle, accuracy is relatively low, after using the solution of the present invention, it is possible to directly carry out polarization maintaining optical fibre according to the polarization state of output light
Dead axle, operation is more direct, and dead axle precision is the highest;It addition, after distinct the solution of the present invention, those skilled in the art should
This understands, only need to modifying aforesaid union joint structure, (input interface on extinction ratio tester also needs to repair accordingly
Change), just can produce the band that can require to meet distinct interface form (such as: FC, SC, ST, LC etc.) and protect the optical device of inclined tail optical fiber;
Method one in aforementioned schemes and method two, it is different that it differs only in applicable object, and wherein, method one is applicable to possess and is polarized
The optical device of function, method two is applicable to do not possess the optical device being polarized function, and its difference is only that, in method two, at light source
Deflection device (play deflection device and can also be polarized the device replacement of function with other bands), its mesh together with being also provided with between optical device
Be to enable optical device to the line polarisation of extinction ratio tester output high-polarization, and being easy to determine that tail optical fiber and line are inclined
The initial phase of light is to position (that is, making fast axle or the slow axis that the polarization direction of line polarisation is parallel to described optical device tail optical fiber B);
For the ease of rotating tail optical fiber in operating at dead axle and being easy to follow-up fixing operation, the invention allows for a kind of optical fiber
Union joint, its structure is: described fiber connector is made up of base, metal caudal peduncle, ceramic insertion core, locating sleeve and spring;
Left section of described ceramic insertion core is cylindrical structural body, and the right-hand member of ceramic insertion core is provided with the conical surface, sets inside ceramic insertion core
Being equipped with fibre core jack, fibre core jack is coaxial with ceramic insertion core, and the left end of fibre core jack is horn mouth, the aperture that fibre core jack is right section
Mate with the core diameter protecting inclined tail optical fiber;
The middle part of described metal caudal peduncle right side is provided with left with the ceramic insertion core section of slot that external diameter mates, and ceramic insertion core is plugged on
Slot is interior and fixes, and the left side of ceramic insertion core contacts with bottom slot;The left intrasegmental part of metal caudal peduncle is provided with sleeve pipe and installs
Hole, sleeve pipe installing hole connects with described horn mouth;Multiple boss, the right-hand member of boss it is provided with on the outer peripheral face that metal caudal peduncle is right section
Face flushes with the right side of metal caudal peduncle, and multiple boss are circumferentially distributed along metal caudal peduncle, and the space between adjacent lands is formed and leads
To keyway;The internal diameter of described sleeve pipe installing hole mates with the external diameter of the optical fiber loose tube protecting inclined tail optical fiber;
Described chassis interior is provided with axially extending bore, and the left sector hole footpath of axially extending bore is less than right sector hole footpath, left section of axially extending bore
Boundary with right section forms First terrace, and base right side is provided with multiple feather key, the distributing position of feather key and
Profile mates with described guide key groove;Metal caudal peduncle is placed in the axially extending bore of base, and feather key is plugged in guide key groove, pottery
The right-hand member of porcelain lock pin is positioned at outside the right side of base;The spacing ring of evagination it is provided with, spacing ring and leading on the outer peripheral face of base
It is provided with external screw thread on base outer perimeter face between key;
Described spring housing is connected on outside metal caudal peduncle, and the left end of spring contacts with First terrace, the right-hand member of spring and a left side for boss
End contact, spring is in its pre-compressed state;
Described locating sleeve is internally provided with hole, location, and location is provided with support ring in the middle part of hole, the hole, hole, location on the left of support ring
Being provided with the female thread mated with described external screw thread on wall, right section of base is socketed in hole, location, between base and locating sleeve
Threaded;Under the action of the spring, the right side of metal caudal peduncle is pushed against on the left side of support ring;Ceramic insertion core is from support
Passing in ring, ceramic insertion core coordinates with support ring small-gap suture, and the aperture, hole, location on the right side of support ring is more than the aperture at support ring;
Being provided with breach on the left side of locating sleeve, hole, location is connected by breach with locating sleeve outer peripheral face;Outside locating sleeve right-hand member
The locating piece of evagination it is provided with on wall.
After using aforesaid fiber connector, before dead axle operation, first will protect the optical fiber loose tube of inclined tail optical fiber outfan end
Peel off the most in advance with covering, protect and peeled off the part of covering on inclined tail optical fiber and be designated as naked fine section, it addition, metal caudal peduncle and pottery are inserted
Core connects fixing;Then base, spring are socketed in successively on the inclined tail optical fiber of guarantor, allow the outfan protecting inclined tail optical fiber from metal the most again
The left end of caudal peduncle inserts, and (outer face of naked fine section is neat with the right side of ceramic insertion core to make naked fine section be socketed in ceramic insertion core
Flat), make the optical fiber loose tube on the left of naked fine section be socketed in metal caudal peduncle simultaneously, then note in metal caudal peduncle and ceramic insertion core
Entering and connect glue, optical fiber loose tube and metal caudal peduncle and naked fine section and ceramic insertion core are fixed by connecting glue, regulation metal caudal peduncle,
Spring and the position of base three, after position adjustments is good, then be socketed in locating sleeve on base, and now, metal caudal peduncle just exists
Pushed against under the position-limiting action of locating sleeve, spring and base, the most just can proceed by dead axle and operate;Dead axle operates
During, first ceramic insertion core and locating sleeve are plugged in the input interface on extinction ratio tester, determining on locating sleeve
Position block is connected in corresponding position limiting structure (locating slot as shown in labelling B in Fig. 3), then moves base with hand-screw, and base leads to
Crossing feather key transmission metal caudal peduncle and ceramic insertion core synchronous axial system, the inclined tail optical fiber of guarantor being arranged in metal caudal peduncle and ceramic insertion core is also
Concomitant rotation, due to the aforesaid position limiting structure position-limiting action to locating piece, locating sleeve will keep static, base rotation mistake
Cheng Zhong, by the change of extinction ratio tester observation line polarisation polarization angle, stops when line polarisation polarization angle meets and requires
Rotating base, then fills glue by the breach on locating sleeve in locating sleeve, and glue can infiltrate base and location
In gap between sleeve pipe, after glue solidifies, base is just secured with the relative position of locating sleeve, and this allows for protecting partially
Tail optical fiber end is secured with the relative position of locating piece (during use, as long as making the structure of the corresponding interface operate time institute with dead axle
The input interface used is consistent, and the output of guarantor's inclined tail optical fiber just can be made to meet the line polarisation required), then union joint is taken off, to pottery
Porcelain lock pin right side is ground polishing (essence purpose is in order to the output end face protecting inclined tail optical fiber is ground polishing), grinds
After having polished, protect inclined tail optical fiber and fiber connector just completes.It addition, during base rotation, by locating sleeve
Screw thread guide, and due to the prestressing force having spring to apply, base can be with fine rotational, and operator can be to angle of rotation
Degree accurately controls.
After typical with one of the prior art for present invention union joint connected mode is combined, the invention allows for as
Lower preferred version: be socketed with one outside described locating sleeve and fix nut, between locating sleeve and fixing nut in the following way
Connect: being provided with the locating ring of evagination in the middle part of locating sleeve, locating piece is positioned at the right side of locating ring, and locating piece is from locating sleeve
The height that the height that side face protrudes above protrudes above from locating sleeve outer peripheral face less than or equal to locating ring;Described fixing nut interior
Being provided with fixing hole, the right sector hole footpath of fixing hole, more than the external diameter of locating ring, the right sector hole wall of fixing hole is provided with screw thread, Gu
Determining the left sector hole footpath external diameter less than locating ring in hole, the left sector hole footpath of fixing hole is less than the external diameter of described spacing ring, fixing hole hole
Upper left section of wall and boundary formation the 3rd step surface of right section, fixing nut sleeve is connected on outside locating sleeve, and fixing nut can be along fixed
Position sleeve circumferential rotates, and the 3rd step surface is positioned at the left side of locating ring, when fixing nut left side contacts with spacing ring right side
Time, there is gap between the 3rd step surface and locating ring left side, fixing nut can be axial along locating sleeve in interstice coverage
Slide.
Preferably, the outer peripheral face of described fixing nut is provided with annular knurl.
Preferably, the outer peripheral face of described spacing ring is provided with annular knurl.
Based on common structure form of the prior art, the invention allows for following preferred version: on described base
It is provided with rubber protecting jacket, base and rubber protecting jacket to connect in the following way: the left side of base outer perimeter face upper limit ring sets
Being equipped with the cannelure of indent, be provided with connecting hole in rubber protecting jacket, the aperture of connecting hole is less than the external diameter of optical fiber loose tube;The end
Nested domain on the left of seat upper limit ring is connected in connecting hole.
Preferably, described ceramic insertion core and slot are fixed by interference fit.
The method have the benefit that: provide the side of a kind of output tail optical fiber making band union joint on optical device
Method and fiber connector, after using the method, can be effectively improved the precision of dead axle operation, and the operation reducing dead axle operation is difficult
Degree, improves the operating efficiency of dead axle operation.
Accompanying drawing explanation
Fig. 1, the generalized section of union joint of present configuration;
Fig. 2, the perspective view (being not provided with locating sleeve in figure on structure) of union joint of the present invention;
Fig. 3, the union joint of the employing present invention carry out mounting structure schematic diagram when dead axle operates;
Fig. 4, employing the present invention program carry out each device annexation schematic diagram when dead axle operates;
In figure title corresponding to each labelling be respectively as follows: rubber protecting jacket 1, base 2, First terrace 2-1, feather key 2-2,
Spacing ring 2-3, fixing nut the 3, the 3rd step surface 3-1, metal caudal peduncle 4, boss 4-1, ceramic insertion core 5, locating sleeve 6, support
Ring 6-1, breach 6-2, locating ring 6-3, locating piece 6-4, spring 7, optical fiber loose tube 8, naked fine section 9, polarization maintaining optical fibre covering 10, outer
Screw thread A, locating slot B, light source C, protect inclined tail optical fiber D, lithium niobate modulator E, extinction ratio tester F.
Detailed description of the invention
A kind of sun adjuster part protects the method that inclined pigtail ends carries out dead axle operation, the input port of described optical device and output
Port is respectively connected with the inclined tail optical fiber of guarantor of band union joint, and the inclined tail optical fiber of guarantor of corresponding one of which port is designated as tail optical fiber A, corresponding another kind of
The inclined tail optical fiber of guarantor of port is designated as tail optical fiber B, and the union joint of corresponding tail optical fiber A is designated as union joint A, and the union joint of corresponding tail optical fiber B is designated as even
Joint B;Its innovation is: the inclined tail optical fiber of described guarantor has been previously integrated on optical device;For possessing the optical device being polarized function, press
Union joint is connected by method one with protecting inclined tail optical fiber;For not possessing the optical device being polarized function, by method two by union joint and guarantor
Tail optical fiber partially connects;
Method one:
1) union joint A is plugged on the input interface of extinction ratio tester;Position limiting structure, institute it is provided with on described input interface
State and be provided with the location structure mated with described position limiting structure, at position limiting structure and location structure on union joint A and union joint B
Interaction under, union joint A and union joint B can with unique position relationship grafting on the input interface;Outer end by tail optical fiber A
Pine is enclosed within union joint A;
2) being connected with light source the outer end of tail optical fiber B, start light source and extinction ratio tester, then the outer end of transmission tail optical fiber A is even
Rotate in joint A, in rotary course, observe the polarization angle that extinction ratio tester shows, when polarization angle meets design requirement
After, stopping the rotation in the outer end controlling tail optical fiber A, is connected fixing with union joint A for the outer end of tail optical fiber A;
3) union joint A is connected with light source, union joint B is plugged on the input interface of extinction ratio tester, by outside tail optical fiber B
Pine is enclosed within union joint B end;The outer end of transmission tail optical fiber B rotates in union joint B, in rotary course, observes extinction ratio tester
The polarization angle of display, after polarization angle meets design requirement, stop the rotation, by the outer end of tail optical fiber B in the outer end controlling tail optical fiber B
Fix with union joint B and be connected;Dead axle has operated;
Method two:
1) union joint A is plugged on the input interface of extinction ratio tester;Position limiting structure, institute it is provided with on described input interface
State and be provided with the location structure mated with described position limiting structure, at position limiting structure and location structure on union joint A and union joint B
Interaction under, union joint A and union joint B can with unique position relationship grafting on the input interface;Outer end by tail optical fiber A
Pine is enclosed within union joint A;
2) outer end of tail optical fiber B is connected with light source by deflection device together, when tail optical fiber B and deflection device connection, make described in be polarized
The polarization direction of the line polarisation of device output is parallel to fast axle or the slow axis of tail optical fiber B;Start light source and extinction ratio tester, then
The outer end of transmission tail optical fiber A rotates in union joint A, in rotary course, observes the polarization angle that extinction ratio tester shows, when partially
After angle of shaking meets design requirement, stop the rotation in the outer end controlling tail optical fiber A, is connected fixing with union joint A for the outer end of tail optical fiber A;
3) union joint A is connected with described deflection device, when union joint A and a deflection device connect, makes described deflection device output
The polarization direction of line polarisation be parallel to fast axle or the slow axis of tail optical fiber A;The input that union joint B is plugged on extinction ratio tester is connect
On mouth, the outer end pine of tail optical fiber B is enclosed within union joint B;The outer end of transmission tail optical fiber B rotates in union joint B, in rotary course,
Observing the polarization angle that extinction ratio tester shows, after polarization angle meets design requirement, the outer end controlling tail optical fiber B stops rotation
Turn, be connected fixing with union joint B for the outer end of tail optical fiber B;Dead axle has operated.
A kind of fiber connector, its innovation is: described fiber connector by base 2, metal caudal peduncle 4, ceramic insertion core 5,
Locating sleeve 6 and spring 7 form;
Left section of described ceramic insertion core 5 is cylindrical structural body, and the right-hand member of ceramic insertion core 5 is provided with the conical surface, and ceramic insertion core 5 is internal
Being provided with fibre core jack, fibre core jack is coaxial with ceramic insertion core 5, and the left end of fibre core jack is horn mouth, right section of fibre core jack
Aperture is mated with the core diameter protecting inclined tail optical fiber;
The middle part of described metal caudal peduncle 4 right side is provided with the slot mated with 5 left sections of external diameters of ceramic insertion core, and ceramic insertion core 5 is inserted
Being connected in slot and fix, the left side of ceramic insertion core 5 contacts with bottom slot;The left intrasegmental part of metal caudal peduncle 4 is provided with set
Pipe installing hole, sleeve pipe installing hole connects with described horn mouth;Multiple boss 4-1 it is provided with on the outer peripheral face that metal caudal peduncle 4 is right section,
The right side of boss 4-1 flushes with the right side of metal caudal peduncle 4, and multiple boss 4-1 are circumferentially distributed along metal caudal peduncle 4, adjacent convex
Space between platform 4-1 forms guide key groove;The external diameter of the optical fiber loose tube of the internal diameter of described sleeve pipe installing hole and the inclined tail optical fiber of guarantor
Coupling;
Described base 2 is internally provided with axially extending bore, and the left sector hole footpath of axially extending bore is less than right sector hole footpath, left section of axially extending bore
Boundary with right section forms First terrace 2-1, and base 2 right side is provided with multiple feather key 2-2, feather key 2-2's
Distributing position and profile mate with described guide key groove;Metal caudal peduncle 4 is placed in the axially extending bore of base 2, feather key 2-2 grafting
In guide key groove, the right-hand member of ceramic insertion core 5 is positioned at outside the right side of base 2;It is provided with evagination on the outer peripheral face of base 2
Spacing ring 2-3, base 2 outer peripheral face between spacing ring 2-3 and feather key 2-2 is provided with external screw thread;
Described spring 7 is socketed in outside metal caudal peduncle 4, and the left end of spring 7 contacts with First terrace 2-1, and the right-hand member of spring 7 is with convex
The left side contact of platform 4-1, spring 7 is in its pre-compressed state;
Described locating sleeve 6 is internally provided with hole, location, and location is provided with support ring 6-1 in the middle part of hole, determining on the left of support ring 6-1
Being provided with, on the hole wall of hole, position, the female thread mated with described external screw thread, right section of base 2 is socketed in hole, location, base 2 and location
Between sleeve pipe 6 threaded;Under the effect of spring 7, the right side of metal caudal peduncle 4 is pushed against on the left side of support ring 6-1;
Ceramic insertion core 5 passes in support ring 6-1, and ceramic insertion core 5 coordinates with support ring 6-1 small-gap suture, the location on the right side of support ring 6-1
Aperture, hole is more than the aperture at support ring 6-1;It is provided with breach 6-2, breach 6-2 on the left side of locating sleeve 6 and will position hole
Connect with locating sleeve 6 outer peripheral face;The locating piece 6-4 of evagination it is provided with on locating sleeve 6 right-hand member outer wall.
Further, it is socketed with one outside described locating sleeve 6 and fixes nut 3, adopt between locating sleeve 6 and fixing nut 3
Connecting by following manner: be provided with the locating ring 6-3 of evagination in the middle part of locating sleeve 6, locating piece 6-4 is positioned at the right side of locating ring 6-3
Side, locating piece 6-4 is less than or equal to locating ring 6-3 from locating sleeve 6 outer peripheral face from the height that locating sleeve 6 outer peripheral face protrudes above
The height protruded above;Described fixing nut 3 is internally provided with fixing hole, and the right sector hole footpath of fixing hole is more than outside locating ring 6-3
Footpath, the right sector hole wall of fixing hole is provided with screw thread, the left sector hole footpath of the fixing hole external diameter less than locating ring 6-3, fixing hole
The left sector hole footpath external diameter less than described spacing ring 2-3, upper left section of fixing hole hole wall and boundary formation the 3rd step surface of right section
3-1, fixing nut 3 is socketed in outside locating sleeve 6, and fixing nut 3 can circumferentially rotate along locating sleeve 6, the 3rd step surface 3-1 position
In the left side of locating ring 6-3, when fixing nut 3 left side contacts with spacing ring 2-3 right side, the 3rd step surface 3-1 is with fixed
There is gap between ring 6-3 left side in position, fixing nut 3 can slide axially along locating sleeve 6 in interstice coverage.
Further, the outer peripheral face of described fixing nut 3 is provided with annular knurl.
Further, the outer peripheral face of described spacing ring 2-3 is provided with annular knurl.
Further, described base 2 is provided with rubber protecting jacket 1, base 2 and rubber protecting jacket 1 in the following way
Connect: the left side of base 2 outer peripheral face upper limit ring 2-3 is provided with the cannelure of indent, is provided with connection in rubber protecting jacket 1
Hole, the aperture of connecting hole is less than the external diameter of optical fiber loose tube;Nested domain on the left of base 2 upper limit ring 2-3 is connected in connecting hole.
Further, described ceramic insertion core 5 and slot are fixed by interference fit.
Claims (7)
1. sun adjuster part protects the method that inclined pigtail ends carries out dead axle operation, the input port of described optical device and outfan
Mouth is respectively connected with the inclined tail optical fiber of guarantor of band union joint, and the inclined tail optical fiber of guarantor of corresponding one of which port is designated as tail optical fiber A, corresponding another kind of end
The inclined tail optical fiber of guarantor of mouth is designated as tail optical fiber B, and the union joint of corresponding tail optical fiber A is designated as union joint A, and the union joint of corresponding tail optical fiber B is designated as connecting
Head B;It is characterized in that: the inclined tail optical fiber of described guarantor has been previously integrated on optical device;For possessing the optical device being polarized function, by side
Union joint is connected by method one with protecting inclined tail optical fiber;For not possessing the optical device being polarized function, by method two by union joint with guarantor partially
Tail optical fiber connects;
Method one:
1) union joint A is plugged on the input interface of extinction ratio tester;Position limiting structure, institute it is provided with on described input interface
State and be provided with the location structure mated with described position limiting structure, at position limiting structure and location structure on union joint A and union joint B
Interaction under, union joint A and union joint B can with unique position relationship grafting on the input interface;Outer end by tail optical fiber A
Pine is enclosed within union joint A;
2) being connected with light source the outer end of tail optical fiber B, start light source and extinction ratio tester, then the outer end of transmission tail optical fiber A is even
Rotate in joint A, in rotary course, observe the polarization angle that extinction ratio tester shows, when polarization angle meets design requirement
After, stopping the rotation in the outer end controlling tail optical fiber A, is connected fixing with union joint A for the outer end of tail optical fiber A;
3) union joint A is connected with light source, union joint B is plugged on the input interface of extinction ratio tester, by outside tail optical fiber B
Pine is enclosed within union joint B end;The outer end of transmission tail optical fiber B rotates in union joint B, in rotary course, observes extinction ratio tester
The polarization angle of display, after polarization angle meets design requirement, stop the rotation, by the outer end of tail optical fiber B in the outer end controlling tail optical fiber B
Fix with union joint B and be connected;Dead axle has operated;
Method two:
1) union joint A is plugged on the input interface of extinction ratio tester;Position limiting structure, institute it is provided with on described input interface
State and be provided with the location structure mated with described position limiting structure, at position limiting structure and location structure on union joint A and union joint B
Interaction under, union joint A and union joint B can with unique position relationship grafting on the input interface;Outer end by tail optical fiber A
Pine is enclosed within union joint A;
2) outer end of tail optical fiber B is connected with light source by deflection device together, when tail optical fiber B and deflection device connection, make described in be polarized
The polarization direction of the line polarisation of device output is parallel to fast axle or the slow axis of tail optical fiber B;Start light source and extinction ratio tester, then
The outer end of transmission tail optical fiber A rotates in union joint A, in rotary course, observes the polarization angle that extinction ratio tester shows, when partially
After angle of shaking meets design requirement, stop the rotation in the outer end controlling tail optical fiber A, is connected fixing with union joint A for the outer end of tail optical fiber A;
3) union joint A is connected with described deflection device, when union joint A and a deflection device connect, makes described deflection device output
The polarization direction of line polarisation be parallel to fast axle or the slow axis of tail optical fiber A;The polarization direction of the line polarisation of described deflection device output
It is parallel to fast axle or the slow axis of tail optical fiber B;Union joint B is plugged on the input interface of extinction ratio tester, by the outer end of tail optical fiber B
Pine is enclosed within union joint B;The outer end of transmission tail optical fiber B rotates in union joint B, in rotary course, observes extinction ratio tester and shows
The polarization angle shown, when polarization angle meet design require after, control tail optical fiber B outer end stop the rotation, by the outer end of tail optical fiber B with
Union joint B is fixing to be connected;Dead axle has operated.
2. a fiber connector, it is characterised in that: described fiber connector is by base (2), metal caudal peduncle (4), ceramic insertion core
(5), locating sleeve (6) and spring (7) composition;
Left section of described ceramic insertion core (5) is cylindrical structural body, and the right-hand member of ceramic insertion core (5) is provided with the conical surface, ceramic insertion core
(5) being internally provided with fibre core jack, fibre core jack is coaxial with ceramic insertion core (5), and the left end of fibre core jack is horn mouth, and fibre core is inserted
The aperture that hole is right section is mated with the core diameter protecting inclined tail optical fiber;
The middle part of described metal caudal peduncle (4) right side is provided with the slot mated with left section of external diameter of ceramic insertion core (5), ceramic insertion core
(5) being plugged in slot and fix, the left side of ceramic insertion core (5) contacts with bottom slot;The left intrasegmental part of metal caudal peduncle (4)
Being provided with sleeve pipe installing hole, sleeve pipe installing hole connects with described horn mouth;It is provided with many on the outer peripheral face of right section of metal caudal peduncle (4)
Individual boss (4-1), the right side of boss (4-1) flushes with the right side of metal caudal peduncle (4), and multiple boss (4-1) are along metal tail
Handle (4) is circumferentially distributed, and the space between adjacent lands (4-1) forms guide key groove;The internal diameter of described sleeve pipe installing hole is with guarantor partially
The external diameter coupling of the optical fiber loose tube of tail optical fiber;
Described base (2) is internally provided with axially extending bore, and the left sector hole footpath of axially extending bore is less than right sector hole footpath, a left side for axially extending bore
Section and boundary formation First terrace (2-1) of right section, base (2) right side is provided with multiple feather key (2-2), guides
Distributing position and the profile of key (2-2) mate with described guide key groove;Metal caudal peduncle (4) is placed in the axially extending bore of base (2),
Feather key (2-2) is plugged in guide key groove, and the right-hand member of ceramic insertion core (5) is positioned at outside the right side of base (2);Base (2)
Outer peripheral face on be provided with the spacing ring (2-3) of evagination, base (2) outer peripheral face between spacing ring (2-3) and feather key (2-2)
On be provided with external screw thread;
Described spring (7) is socketed in metal caudal peduncle (4) outward, and the left end of spring (7) contacts with First terrace (2-1), spring (7)
Right-hand member contact with the left side of boss (4-1), spring (7) is in its pre-compressed state;
Described locating sleeve (6) is internally provided with hole, location, and location is provided with support ring (6-1) in the middle part of hole, and support ring (6-1) is left
Being provided with, on hole, the location hole wall of side, the female thread mated with described external screw thread, right section of base (2) is socketed in hole, location, base
And threaded between locating sleeve (6) (2);Under the effect of spring (7), the right side of metal caudal peduncle (4) is pushed against support
On the left side of ring (6-1);Ceramic insertion core (5) passes in support ring (6-1), ceramic insertion core (5) and support ring (6-1) little between
Gap coordinates, and the aperture, hole, location on support ring (6-1) right side is more than the aperture at support ring (6-1) place;The left side of locating sleeve (6)
On be provided with breach (6-2), hole, location is connected by breach (6-2) with locating sleeve (6) outer peripheral face;Outside locating sleeve (6) right-hand member
The locating piece (6-4) of evagination it is provided with on wall.
Fiber connector the most according to claim 2, it is characterised in that: it is socketed with one outside described locating sleeve (6) and fixes
Nut (3), connects between locating sleeve (6) and fixing nut (3) in the following way: outside locating sleeve (6) middle part is provided with
Convex locating ring (6-3), locating piece (6-4) is positioned at the right side of locating ring (6-3), and locating piece (6-4) is from locating sleeve (6) periphery
The height that the height that face protrudes above protrudes above from locating sleeve (6) outer peripheral face less than or equal to locating ring (6-3);Described fixing spiral shell
Female (3) are internally provided with fixing hole, and the right sector hole footpath of fixing hole is more than the external diameter of locating ring (6-3), the right sector hole wall of fixing hole
On be provided with screw thread, the left sector hole footpath of fixing hole is less than described limit less than the external diameter of locating ring (6-3), the left sector hole footpath of fixing hole
The external diameter of position ring (2-3), upper left section of fixing hole hole wall and boundary formation the 3rd step surface (3-1) of right section, fixing nut (3)
Being socketed in locating sleeve (6) outward, fixing nut (3) can circumferentially rotate along locating sleeve (6), and the 3rd step surface (3-1) is positioned at fixed
The left side of position ring (6-3), when fixing nut (3) left side contacts with spacing ring (2-3) right side, the 3rd step surface (3-1)
And there is gap between locating ring (6-3) left side, fixing nut (3) axially can be slided along locating sleeve (6) in interstice coverage
Dynamic.
Fiber connector the most according to claim 3, it is characterised in that: arrange on the outer peripheral face of described fixing nut (3)
There is annular knurl.
Fiber connector the most according to claim 2, it is characterised in that: arrange on the outer peripheral face of described spacing ring (2-3)
There is annular knurl.
Fiber connector the most according to claim 2, it is characterised in that: described base is provided with rubber protecting jacket on (2)
(1), base (2) and rubber protecting jacket (1) connect in the following way: the left side of base (2) outer peripheral face upper limit ring (2-3) sets
Being equipped with the cannelure of indent, rubber protecting jacket is provided with connecting hole in (1), and the aperture of connecting hole is less than outside optical fiber loose tube
Footpath;The nested domain in base (2) upper limit ring (2-3) left side is connected in connecting hole.
Fiber connector the most according to claim 2, it is characterised in that: described ceramic insertion core (5) and slot pass through interference
Fit system is fixed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610801473.0A CN106125210B (en) | 2016-09-05 | 2016-09-05 | Sun adjuster part polarization-maintaining pigtail ends carry out the method and fiber connector of dead axle operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610801473.0A CN106125210B (en) | 2016-09-05 | 2016-09-05 | Sun adjuster part polarization-maintaining pigtail ends carry out the method and fiber connector of dead axle operation |
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Publication Number | Publication Date |
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CN106125210A true CN106125210A (en) | 2016-11-16 |
CN106125210B CN106125210B (en) | 2017-12-01 |
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CN201610801473.0A Active CN106125210B (en) | 2016-09-05 | 2016-09-05 | Sun adjuster part polarization-maintaining pigtail ends carry out the method and fiber connector of dead axle operation |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109358397A (en) * | 2018-11-22 | 2019-02-19 | 中山市美速光电技术有限公司 | A kind of FC type optical fiber connector resistant to high temperature and its manufacturing method |
CN110596825A (en) * | 2019-10-24 | 2019-12-20 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Optical fiber interconnection high polarization maintaining device and method |
CN114279680A (en) * | 2021-12-14 | 2022-04-05 | 高安天孚光电技术有限公司 | Universal adjustable rapid plugging PER testing device and installation and use method |
CN117369057A (en) * | 2023-09-28 | 2024-01-09 | 江苏纳光通信科技有限公司 | Optical fiber feed-through assembly and protection method |
CN117369057B (en) * | 2023-09-28 | 2024-05-10 | 江苏纳光通信科技有限公司 | Optical fiber feed-through assembly and protection method |
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CN101201436A (en) * | 2007-07-23 | 2008-06-18 | 江苏宇特光电科技有限公司 | Fiber joints |
CN201984186U (en) * | 2011-04-02 | 2011-09-21 | 上海建宝光纤技术有限公司 | FC (Family Computer)-type covered-wire optical-fiber connector |
CN202171666U (en) * | 2011-08-29 | 2012-03-21 | 深圳市特发信息光网科技股份有限公司 | Optical fiber field hot-melting rapid connector |
CN202472061U (en) * | 2012-03-28 | 2012-10-03 | 杭州精工技研有限公司 | Novel FC (Fiber Channel) fiber connector |
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CN101201436A (en) * | 2007-07-23 | 2008-06-18 | 江苏宇特光电科技有限公司 | Fiber joints |
CN201984186U (en) * | 2011-04-02 | 2011-09-21 | 上海建宝光纤技术有限公司 | FC (Family Computer)-type covered-wire optical-fiber connector |
CN202171666U (en) * | 2011-08-29 | 2012-03-21 | 深圳市特发信息光网科技股份有限公司 | Optical fiber field hot-melting rapid connector |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109358397A (en) * | 2018-11-22 | 2019-02-19 | 中山市美速光电技术有限公司 | A kind of FC type optical fiber connector resistant to high temperature and its manufacturing method |
CN110596825A (en) * | 2019-10-24 | 2019-12-20 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Optical fiber interconnection high polarization maintaining device and method |
CN114279680A (en) * | 2021-12-14 | 2022-04-05 | 高安天孚光电技术有限公司 | Universal adjustable rapid plugging PER testing device and installation and use method |
CN114279680B (en) * | 2021-12-14 | 2022-12-13 | 高安天孚光电技术有限公司 | Universal adjustable rapid plugging PER testing device and installation and use method |
CN117369057A (en) * | 2023-09-28 | 2024-01-09 | 江苏纳光通信科技有限公司 | Optical fiber feed-through assembly and protection method |
CN117369057B (en) * | 2023-09-28 | 2024-05-10 | 江苏纳光通信科技有限公司 | Optical fiber feed-through assembly and protection method |
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