CN102608716B - Tympanic-membrane type repeatedly openable optical fiber cold connector - Google Patents
Tympanic-membrane type repeatedly openable optical fiber cold connector Download PDFInfo
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- CN102608716B CN102608716B CN201210063269.5A CN201210063269A CN102608716B CN 102608716 B CN102608716 B CN 102608716B CN 201210063269 A CN201210063269 A CN 201210063269A CN 102608716 B CN102608716 B CN 102608716B
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- eardrum
- optical fiber
- caudal peduncle
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- open
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 81
- 210000003454 tympanic membrane Anatomy 0.000 title claims abstract description 81
- 238000003825 pressing Methods 0.000 claims description 22
- 210000003205 muscle Anatomy 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 abstract description 16
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000000835 fiber Substances 0.000 description 36
- 239000011248 coating agent Substances 0.000 description 12
- 238000000576 coating method Methods 0.000 description 12
- 239000004033 plastic Substances 0.000 description 10
- 229920003023 plastic Polymers 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 210000004907 gland Anatomy 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000003032 molecular docking Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Classifications
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- 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
- G02B6/3809—Dismountable connectors, i.e. comprising plugs without a ferrule embedding the fibre end, i.e. with bare fibre end
-
- 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
- G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
- G02B6/3648—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures
- G02B6/3652—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures the additional structures being prepositioning mounting areas, allowing only movement in one dimension, e.g. grooves, trenches or vias in the microbench surface, i.e. self aligning supporting carriers
-
- 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
- G02B6/3801—Permanent connections, i.e. wherein fibres are kept aligned by mechanical means
- G02B6/3802—Assembly tools, e.g. crimping tool or pressing bench
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a tympanic-membrane type repeatedly openable optical fiber cold connector which comprises a V-shaped block, a box cover, an opening cover, a box, wire blocks arranged at the two ends of the box, a tail handle and an ejector sleeve, wherein the box comprises a box body; a tympanic membrane cavity is arranged on the box body; the two ends of the tympanic membrane cavity are communicated with the guide block respectively; the side surface of the tympanic membrane cavity is provided with a tympanic membrane compressed to reduce the sectional area of the tympanic membrane cavity; the periphery of the tympanic membrane is connected with the box body through a floating rib; the V-shaped block is arranged in the tympanic membrane cavity; and the box cover is arranged on the outer side of the tympanic membrane and acts on the tympanic membrane through a locking component. The optical cold connector disclosed by the invention realizes balanced distribution of fixing acting force on the connected optical fiber and stable and reliable fastening action, and prevents twisting dislocation of the connected optical fiber; and moreover, due to the adoption of the sealing structure at the connection point, the optical fiber cold connector can ensure the cleanness of the connection point and avoid troubles of pollution and corrosion no matter how severe the construction or working environment is for optical fiber connection.
Description
Technical field
The present invention relates to a kind of coupling arrangement of installing for fiber alignment, be specifically related to a kind of cold splice for optical fibers, V-type groove is sealed in eardrum chamber, thereby use the spring folder mode of holding tightly to drive eardrum pressed fiber, and can repeat to open and use.
Background technology
At present, for the optical fiber cold joint product that can repeat open to use, mainly adopt respectively fixedly crust of three kinds of mode fixed fibers, two kinds of modes.
Fixing of optical fiber: the first is to fix two optic fibre ends by the sheet metal aligning of compression doubling to realize fiber alignment Cheng Duan's; The second is to realize fiber alignment Cheng Duan's by compressing involutory unit of plastic fixed fiber; The third is built formula gland rubbing and pressure slider pad by case and compresses V-block and fix optical fiber and realize fiber alignment Cheng Duan.Wherein, in the V-block on the sheet metal of doubling, involutory unit of plastic or slider pad opposite, establish the V-type groove for fiber alignment; Optic fibre end link position at V-type groove splashes into fluent meterial to improve the translucidus of splicing point; Thereby the action of hold down gag be by the sheet metal of pressing doubling or involutory unit of plastic or rubbing and pressure slider pad reduce V-type line of rabbet joint gap compress aim at optical fiber realize two optical fiber to being connected into end.
In optical fiber fixing, in the first optical fiber fixed form, sheet metal must arrange on the opposite of V-type groove withdrawal of currency from circulation groove while aiming in fixed mechanism sheet metal pressing, prevent optical fiber pressure-off, by the sheet metal amounted to, the space in die cavity guarantees aperture to optical fiber clearance control, be V-type groove gap (wearing fine gap), these have brought greatly manufacture difficulty, and yield rate is low; In the second optical fiber fixed form, plastics V-block aligning guide is when locking optical fiber, gland rotatably compresses the optical fiber in V-type groove, owing to passing through to rotate compression mode, be subject to the gap drift impact of gland, optic fibre force direction usually can out of plumb V-type groove, and the error of optical fiber align precision brings two jointed fiber connecting losses to strengthen; The optical-fibre channel of plastics V-block aligning guide is when reusing, need to back down briquetting with private key, the aperture of backing down requires there is strict accuracy requirement, manufacture difficulty is large in batches for product, yield rate is low, and back down fricative plastics debris contamination splicing point in process, while reusing, the logical light of impact, causes connecting quality to decline; Some plastics V-block aligning guide initial states are free state, when penetrating, optical fiber need to back down V-block passage, and in it, have matching fluid to adsorb, while causing optical fiber to penetrate to back down V-type groove, wear fine resistance and strengthen, in engineering, false docking probability improves, and sharp fiber cut end face is easy to scratch V-block in addition, produce debris contamination splicing point, cause and continue unsuccessfully; In the third optical fiber fixed form, because slider pad is the design of threshold formula, when being subject to building lid and pressing down, slider pad is because plastic deformation affects, rotate press fine in downward rubbing, make the optical fiber in V-type groove produce rubbing, optic fibre force direction and V-type groove out of plumb are brought the alignment precision variation of jointed fiber, and connecting loss strengthens, because alignment precision is subject to material, coordinates the impact of interference precision, alignment precision dispersion is large, causes the Repeatability of fibre junction poor.
The common shortcoming of first two optical fiber fixed form is that V-type slot part can not seal, coupling storage chamber at night is not set, cause the matching fluid for the use that continues in V-type groove easily polluted and run off, directly impact continues the life-span, although the third can have certain sealing process at operating conditions, but before using, can not seal, and the easy landing of gland of opening while reusing, reuse the pollution that is easily subject to environment in process.
Fixing of crust: the first is by V-type groove and gland afterbody, arc groove being set respectively, during work, dwindles arc groove space in the optical fiber in compressing V-type groove, and auxiliary sturdy optical cable coating, does not have the effect of tightening up; The second is to push ejector sleeve to depress suspended block, presses down optical cable coating tighten up by suspended block.
In crust fixing, first kind of way is because the deflection of optical cable coating does not reach locking amount, so tighten up power deficiency; The stroke that presses down of second way suspended block is subject to ejector sleeve and imports drag effects, arranges too highly, pushes ejector sleeve power too large, low not reaching is again set and tightens up object.
Summary of the invention
Technical matters to be solved by this invention is for above-mentioned the deficiencies in the prior art, and provide a kind of eardrum formula can repeat to open the optical fiber cold joint using, realize fibre junction dot encapsulation anti-pollution, not affected by environment cleanliness, continuous reliable, the long service life of cold joint; Optical fiber fixed form adopts eardrum to compress mode, has guaranteed that pressure that optical fiber is subject to is always perpendicular to V-type groove, and alignment precision is high, and connecting loss is little; Reusable open gap is controlled easily, simplifies the numerous and diverse degree of optical fiber construction engineering, improves the success ratio of the cold connection of optical fiber; The fixedly employing multiple step format of optical cable coating tightens up pattern, tightens up power large, easy and simple to handle, reliable.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of eardrum formula can repeat to open the optical fiber cold joint using, comprise V-block, case lid, open cap, casing, be arranged on the wire piece of tank ends, caudal peduncle and ejector sleeve, it is characterized in that: described casing comprises casing body, on casing body, be provided with an eardrum chamber, the two ends in eardrum chamber are communicated with described orienting lug respectively, in the side in eardrum chamber, be provided with the eardrum that a pressurized dwindles described eardrum chamber area of section, the surrounding of this eardrum is connected with casing body by the muscle that floats, described V-block is arranged in described eardrum chamber, described case lid is arranged on described eardrum outside and acts on described eardrum by a locking member, in described tank ends, one coupling sap cavity and connection chamber is respectively set, connection chamber is connected with described caudal peduncle, caudal peduncle front end arranges container cavity, the described wire piece of dress in container cavity, on described caudal peduncle, be provided with at least one pair of circular arc and cut platform and at least one pair of pressing tongs, this circular arc is cut platform and pressing tongs same angle setting on caudal peduncle axis direction, and described circular arc is cut platform, and in a side of caudal peduncle circumferencial direction, the radius to opposite side increases progressively, in ejector sleeve, setting cuts with the circular arc on caudal peduncle the circular arc grooving that platform matches, described open cap is attached to below casing.
Described locking member is spring folder or sleeve pipe.
Described eardrum one side lower part is provided with boss and groove, matches with the turn trough arranging on case lid and turntable; Eardrum one upper lateral part of casing is provided with guiding surface and coordinates with the fillet surface that case lid top arranges; The tangent pin hole of connection chamber of described tank ends, matches with caudal peduncle cotter way, and latch penetrates pin hole and snaps in caudal peduncle cotter way; In described casing connection chamber, establish the fine face of leading.
The rail groove of controlling rotary angle position is also set on described caudal peduncle, coordinates with the axis of an orbit of ejector sleeve front end, described caudal peduncle front portion also arranges container cavity, and wire piece is placed in container cavity, and guiding conical ring is set in caudal peduncle front hole.
Described ejector sleeve front end arranges the importing conical surface.
In described wire piece, establish orientational cone-shaped surface and cross fine hole, positioning table and locating slot are established respectively in wire piece both sides, and location packs in the container cavity of caudal peduncle each other.
Described open cap inside surface is established a guiding surface corresponding to casing and case lid fillet surface top board.
When the optical fiber preparing penetrates cold connector one end, the push-tight of optical cable crust otch on cold connector orientational cone-shaped surface, an ejector sleeve of now taking advantage of a situation is pushed into forward stationary plane, now the pressing tongs on caudal peduncle is pressed into optical cable crust, preliminary fixed fiber crust, and ejector sleeve 90 degree then turn clockwise, along with zooming in, the circular arc grooving turn in ejector sleeve continue to drive pressing tongs to press down, further tighten up optical cable coating, now the circular arc on caudal peduncle is cut platform and is blocked ejector sleeve, makes its difficult drop-off; After another root optical fiber has operated equally, pull up open cap, by spring, press from both sides and hold case lid tightly, the jointed fiber in drive drum film compacting V-type groove, complete connection.
Eardrum in described casing is connected by the muscle that floats with casing, casing eardrum one side lower part is provided with boss and groove, match with the turn trough arranging on case lid and turntable, it is to rotate to realize by the cooperation of boss and turn trough that case lid is opened, and during the closing of case lid, by the cooperation of groove and turntable, rotates to realize; Casing eardrum one upper lateral part is provided with guiding surface and coordinates with the fillet surface that case lid top arranges; During unlatching, the top board on open cap squeezes by guiding surface and chamfering the lid of unpacking, and makes eardrum recover open mode; During work, extract open cap, by spring, press from both sides and hold case lid tightly, the jointed fiber in drive drum film compacting V-type groove; The tangent pin hole of connection chamber of described tank ends, matches with caudal peduncle cotter way, and latch penetrates pin hole and snaps in caudal peduncle cotter way; In described casing connection chamber, establish the fine face of leading.
The rail groove of controlling rotary angle position is also set on described caudal peduncle, coordinates with the axis of an orbit of ejector sleeve front end, the initial sum final position of location ejector sleeve 90 degree rotations; Described caudal peduncle front portion also arranges container cavity, and wire piece is placed in container cavity, and caudal peduncle middle part is symmetrical arranged a pair of pressing tongs, and pressing tongs is connected by unsteady muscle with caudal peduncle, and caudal peduncle arranges two circular arcs at the same angle direction of pressing tongs and cuts platform, and guiding conical ring is set in front hole.
Described ejector sleeve front end arranges the importing conical surface, and in ejector sleeve, setting cuts with the circular arc on caudal peduncle the circular arc grooving that platform matches.
Described case lid is also provided with anticreep platform behind.
The V-type groove two ends of described V-block are provided with spigot surface.
In described wire piece, establish orientational cone-shaped surface and cross fine hole, positioning table and locating slot are established respectively in wire piece both sides, and location packs in the container cavity of caudal peduncle each other.
Described open cap inside surface is established a top board, and corresponding to guiding surface and the case lid fillet surface of casing, it is that case lid is thrown off eardrum completely that the thickness of top board is guaranteed to be pressed into, and described open cap is established biside plate and casing by closing.
Optical fiber cold joint of the present invention, forms the center line in described optical fiber through hole, the fine hole of mistake on wire piece on same axis between V-type groove and eardrum.
Compared with prior art, the present invention has the following advantages:
1, in the aligning fixed mechanism of optical fiber cold joint of the present invention, the compressions of two docking optical fiber are such as spring folder holds casing tightly with case lid together with by locking member, and drive eardrum to compress optical fiber in V-type groove and realize compression by reducing space between V-type groove and eardrum, no matter opening the state compression state of still working, the V-type slot cavity body space of jointed fiber is all in sealing state, when fibre junction, no matter construct or working environment how severe, can guarantee the cleaning of splicing point, avoid polluting corroding and perplex, the pollution to splicing point of the chip that produces while opening gland can not reused yet, greatly improved the success ratio of fibre junction, improved the stability being repeatedly used, also increase the service life, at present, there is no product and adopt this sealing means design.
2, in the aligning fixed mechanism of optical fiber cold joint of the present invention, employing spring folder is held casing tightly with case lid together with, the suffered snap-in force of jointed fiber in V-type groove is transmitted by eardrum, the surrounding of eardrum is all connected on casing body by the muscle that floats, so distortion is all the time perpendicular to V-type groove after eardrum pressurized, cylindric optical fiber is subject to 3 even snap-in forces of decile direction in V-type groove, and without the opposite at V-type groove, withdrawal of currency from circulation groove is set, prevent optical fiber pressure-off, overcome existing pressurized mode and always optical fiber has been produced the impact of a moment of torsion, improved centering precision.
3, it is steady that optical fiber cold joint of the present invention tightens up power when action, and the jointed fiber in V-type groove can be because rubbing produces eccentric and dislocation, and the distortion while compressing is even, guarantees that two docking optical fiber obtain equal snap-in force, realizes reliably docking.
4, optical fiber cold joint of the present invention is because backing down of case lid is to be only added in the snap-in force on eardrum for cancelling, only need to squeeze the lid of unpacking, make the eardrum state that affranchises, its aperture requirement does not have too large accuracy requirement, greatly reduce manufacture difficulty, improved the success ratio of operation.
5, optical fiber cold joint of the present invention adopts unsteady eardrum, during non-operation, (while wearing fibre) eardrum is free opening, and between V-type groove, form an optical-fibre channel of opening, wear and when fibre enters V-type groove, do not need first to back down briquetting, wearing so fine difficulty reduces greatly, and reduced the damage to V-type groove when wearing fibre of sharp fiber cut face, and reduced and worn fine pollution, improved jointing-success-rate.
What 6, optical fiber cold joint crust of the present invention tightened up employing is that multiple step format tightens up pattern, by promoting ejector sleeve, the pressing tongs on caudal peduncle is pressed into the preliminary fixed fiber crust of optical cable coating, then ejector sleeve 90 degree turn clockwise, along with zooming in, the circular arc grooving turn in ejector sleeve continue to drive pressing tongs to press down, further tighten up optical cable coating, now the circular arc on caudal peduncle is cut platform and is blocked ejector sleeve, makes its difficult drop-off; This mode optical cable coating to tighten up power large, ejector sleeve is difficult for because vibrations come off, and compact conformation, is easy to realize microminiaturized, in fusion joining disk, application has very large practical value limited space in the situation that.
7, optical fiber cold joint crust of the present invention tightens up in process, and the direction and the optical fiber direction of insertion that due to optical cable coating, promote ejector sleeve tentatively fixedly time are to operate in the same way, and at crust, fixedly time, optical fiber pushes away adhesive force before having all the time, has greatly improved fibre junction success ratio.
8, optical fiber cold joint tank ends of the present invention is respectively arranged with coupling sap cavity, is repeatedly used the enough matching fluids of Shi Nengyou and guarantees connecting quality, prevents that matching fluid runs off; While optical fiber is worn the matching fluid of porch redundancy can seal splicing point and external environment condition, improves the stain resistance of splicing point matching fluid, has improved serviceable life.
9, cold splice for optical fibers of the present invention is used initial fiber insertion position, taper hole location, large and small location, is applicable to the optical fiber of different crust diameter dimensions.
10, eardrum thin thickness of the present invention, for primary colors plastic material, with respect to opaque doubling metal or thick and heavy plastics gland, its light transmission is better, after being conducive to continue, in optical fiber, import the connecting quality that infrared light observes by the opening groove on housing splicing point, be not subject to ambient light interference.
Accompanying drawing explanation
Fig. 1 is optical fiber cold joint 3D cut-open view of the present invention.
Fig. 2 is optical fiber cold joint 3D stretch-out view of the present invention.
Fig. 3 is casing 3D schematic diagram of the present invention, and wherein a is 3D outside drawing, and b is 3D cut-open view.
Fig. 4 is case lid 3D schematic diagram of the present invention.
Fig. 5 is V-block 3D schematic diagram of the present invention.
Fig. 6 is to be wire piece 3D schematic diagram of the present invention.
Fig. 7 is caudal peduncle 3D schematic diagram of the present invention, and wherein a is 3D outside drawing, and b is 3D cut-open view, and c is caudal peduncle Caudad front elevation.
Fig. 8 is ejector sleeve 3D schematic diagram of the present invention, and wherein a is 3D outside drawing, and b is ejector sleeve forward direction front elevation.。
Fig. 9 is open cap 3D schematic diagram of the present invention.
Figure 10 optical fiber cold joint optical fiber of the present invention compresses initial state and operating conditions 3D cut-away view, and wherein a is initial state 3D cut-open view, and b is operating conditions 3D cut-open view.
In figure: 1. casing, 2.V type piece, 3. case lid, 4. spring presss from both sides, 5. latch, 6. wire piece, 7. caudal peduncle, 8. ejector sleeve, 9. open cap, 1-1. eardrum chamber, 1-2. eardrum, the 1-3. muscle that floats, 1-4. boss, 1-5. groove, 1-6. guiding surface, 1-7. connection chamber, 1-8. pin hole, 1-9. leads fine face, 1-10. coupling sap cavity, 2-1. V-type groove, 2-2. spigot surface, 2-3. optical fiber through hole, 3-1. fillet surface, 3-2. turn trough, 3-3. turntable, 3-4. anticreep platform, 6-1. orientational cone-shaped surface, 6-2. crosses fine hole, 6-3. positioning table, 6-4. locating slot, 7-1. caudal peduncle body, 7-2. caudal peduncle cotter way, 7-3. container cavity, the 7-4. conical ring that leads, 7-5. pressing tongs, 7-6. circular arc is cut platform, 7-7. stationary plane, 7-8. track, the 7-9. muscle that floats, 8-1. imports the conical surface, 8-2. circular arc grooving, 8-3. axis of an orbit, 9-1. top board, 9-2. side plate.
Embodiment
Below in conjunction with accompanying drawing, the present invention is elaborated.
As shown in Fig. 1,2,3,4,7,8,9,10,
Comprise casing 1, V-block 2, case lid 3, spring folder 4, latch 5, wire piece 6, caudal peduncle 7, ejector sleeve 8 and open cap 9, be provided with eardrum chamber 1-1 in described casing 1, eardrum 1-2 is established at the middle part of eardrum chamber 1-1, and eardrum 1-2 surrounding has unsteady muscle 1-3; V-block 2 is sealed in the eardrum chamber 1-1 of casing 1, and V-block 2 forms optical fiber through hole 2-3 between the V-type groove 2-1 of eardrum 1-2 opposite face setting and eardrum 1-2; Described case lid 3 is attached on casing 1, spring folder 4 is held casing 1 tightly with case lid 3 together with, and drives eardrum 1-2 to compress the optical fiber in V-type groove 2-1 by the space of reducing between V-type groove 2-1 and eardrum 1-2; At described casing 1 two ends, one coupling sap cavity 1-10 and connection chamber 1-7 are respectively set, connection chamber 1-7 is connected by latch 5 with described caudal peduncle 7, caudal peduncle 7 front ends arrange container cavity 7-3, couple of conductor piece 6 is housed in container cavity 7-3, caudal peduncle 7 middle parts are symmetrical arranged a pair of pressing tongs 7-5, caudal peduncle 7 arranges two circular arcs at the same angle direction of pressing tongs 7-5 and cuts platform 7-6, and the described interior setting of ejector sleeve 8 and circular arc are cut the circular arc grooving 8-2 that platform 7-6 matches, and ejector sleeve 8 is cut 7-6 on platform with regard to being enclosed within the circular arc of caudal peduncle 7 tail ends; Described open cap 9 is attached to below casing 1.
As Fig. 3,4, as shown in, eardrum 1-2 in described casing 1 is connected by the muscle 1-3 that floats with casing 1, eardrum 1-2 mono-side lower part of casing 1 is provided with boss 1-4 and groove 1-5, match with the turn trough 3-2 and the turntable 3-3 that arrange on case lid 3, it is that cooperation by boss 1-4 and turn trough 3-2 rotates to realize that case lid 3 is opened, and during the closing of case lid 3, by the cooperation of groove 1-5 and turntable 3-3, rotates to realize; Eardrum 1-2 mono-upper lateral part of casing 1 is provided with guiding surface 1-6 and coordinates with the fillet surface 3-1 that case lid 3 tops arrange; During unlatching, the top board 9-1 on open cap 9 squeezes to unpack by guiding surface 1-6 and fillet surface 3-1 and covers 3, makes eardrum 1-2 recover open mode; During work, extract open cap 9, by spring, press from both sides 4 and hold case lid 3 tightly, drive eardrum 1-2 to compress the jointed fiber in V-type groove 2-1; The tangent pin hole 1-8 of connection chamber 1-7 at described casing 1 two ends, 7-2 matches with caudal peduncle cotter way, and latch 5 penetrates pin hole 1-8 and snaps in caudal peduncle cotter way 7-2; In described casing connection chamber 1-7, establish and lead fine face 1-9.
As shown in Figure 7,8, the track 7-8 that controls rotary angle position is also set on described caudal peduncle 7, coordinates with the axis of an orbit 8-3 of ejector sleeve 8 front ends, the initial sum final position of location ejector sleeve 90 degree rotations; Described caudal peduncle 7 front portions also arrange container cavity 7-3, wire piece 6 is placed in container cavity 7-3, caudal peduncle 7 middle parts are symmetrical arranged a pair of pressing tongs 7-5, pressing tongs 7-5 is connected by the muscle 7-9 that floats with caudal peduncle 7, caudal peduncle 7 arranges two circular arcs at the same angle direction of pressing tongs 7-5 and cuts platform 7-6, and guiding conical ring 7-4 is set in front hole.
As shown in Figure 8, described ejector sleeve 8 front ends arrange and import conical surface 8-1, and the circular arc on the interior setting of ejector sleeve 8 and caudal peduncle 7 is cut the circular arc grooving 8-2 that platform 7-6 matches.
As shown in Figure 4, described case lid 3 is also provided with anticreep platform 3-4 behind.
As shown in Figure 5, the V-type groove 2-1 two ends of described V-block 2 are provided with spigot surface 2-2.
As shown in Figure 6, establish orientational cone-shaped surface 6-1 and cross fine hole 6-2 in described wire piece 6, positioning table 6-3 and locating slot 6-4 are established respectively in wire piece 6 both sides, and location packs in the container cavity 7-3 of caudal peduncle 7 each other.
As shown in Figure 9, described open cap 9 inside surfaces are established a top board 9-1, corresponding to guiding surface 1-6 and the case lid 3 fillet surface 3-1 of casing 1, it is that case lid 3 is thrown off eardrum 1-2 completely that the thickness of top board 9-1 is guaranteed to be pressed into, and described open cap 9 is established biside plate 9-1 and casing 1 by closing.
As shown in Fig. 1,2,10, optical fiber cold joint of the present invention, forms the center line of described optical fiber through hole 2-3, the fine hole 6-2 of mistake on wire piece 6 on same axis between V-type groove 2-1 and eardrum 1-2.
The scene of optical fiber cold joint of the present invention is used and is comprised following steps:
1, the optical fiber preparing is penetrated to optical fiber cold joint, while (determining according to the diameter thickness of optical cable coating) on the guiding conical surface 7-4 of orientational cone-shaped surface 6-1 that optical cable coating otch is adjacent at wire piece 6 or caudal peduncle 7, the ejector sleeve 8 of taking advantage of a situation is pushed into forward stationary plane 7-7, now the pressing tongs 7-5 on caudal peduncle 7 is pressed into optical cable crust, preliminary fixed fiber crust;
2, ejector sleeve 8 to the 90 degree directions that turn clockwise, continue to drive pressing tongs 7-5 to press down along with the circular arc grooving 8-2 turn in ejector sleeve 8 zooms in, and further tighten up optical cable coating, and now the circular arc on caudal peduncle 7 is cut platform 7-6 and blocked ejector sleeve 8, makes its difficult drop-off;
3, equally another root optical fiber is penetrated in cold connector, after fiber end face docking, by above two steps, carry out same operation;
4, pull up open cap 9, by spring, press from both sides 4 and hold case lid 3 tightly, drive eardrum 1-2 to compress the jointed fiber in V-type groove 2-1, complete connection.
The scene of optical fiber cold joint of the present invention is opened and is comprised following steps:
1, from casing 1 bottom, be pressed into open cap 9, push case lid 3 open;
2, counterclockwise ejector sleeve 8 to 90 degree directions extracting:
3, take off optical fiber, complete unlatching.
Claims (7)
1. an eardrum formula can repeat to open the optical fiber cold joint using, comprise V-block (2), case lid (3), open cap (9), casing (1), be arranged on the wire piece (6) at casing (1) two ends, caudal peduncle (7) and ejector sleeve (8), it is characterized in that: described casing (1) comprises casing body, on casing body, be provided with an eardrum chamber (1-1), the two ends in eardrum chamber (1-1) are communicated with described wire piece (6) respectively, in the side of eardrum chamber (1-1), be provided with the eardrum (1-2) that a pressurized dwindles described eardrum chamber (1-1) area of section, the surrounding of this eardrum (1-2) is connected with casing body by the muscle (1-3) that floats, described V-block (2) is arranged in described eardrum chamber (1-1), described case lid (3) is arranged on described eardrum (1-2) outside and acts on described eardrum (2-2) by a locking member, at described casing (1) two ends, one coupling sap cavity (1-10) and connection chamber (1-7) are respectively set, connection chamber (1-7) is connected with described caudal peduncle (7), caudal peduncle (7) front end arranges container cavity (7-3), the described wire piece (6) of dress in container cavity (7-3), on described caudal peduncle (7), be provided with at least one pair of circular arc and cut platform (7-6) and at least one pair of pressing tongs (7-5), this circular arc is cut platform (7-6) and pressing tongs (7-5) same angle setting on caudal peduncle axis direction, described circular arc is cut platform (7-6), and in a side of caudal peduncle circumferencial direction, the radius to opposite side increases progressively, in ejector sleeve (8), setting cuts with the circular arc on caudal peduncle (7) the circular arc grooving (8-2) that platform (7-6) matches, described open cap (9) is attached to casing (1) below.
2. eardrum formula according to claim 1 can repeat to open the optical fiber cold joint using, and it is characterized in that: described locking member is spring folder (4) or sleeve pipe.
3. eardrum formula according to claim 1 and 2 can repeat to open the optical fiber cold joint using, it is characterized in that: described eardrum (1-2) side lower part is provided with boss (1-4) and groove (1-5), match with upper turn trough (3-2) and the turntable (3-3) arranging of case lid (3); Eardrum (1-2) upper lateral part of casing (1) is provided with guiding surface (1-6) and coordinates with the fillet surface (3-1) that case lid (3) top arranges; The tangent pin hole of connection chamber (1-7) (1-8) at described casing (1) two ends, matches with caudal peduncle cotter way (7-2), and latch (5) penetrates pin hole (1-8) and snaps in caudal peduncle cotter way (7-2); In described casing connection chamber (1-7), establish the fine face (1-9) of leading.
4. eardrum formula according to claim 3 can repeat to open the optical fiber cold joint using, it is characterized in that: the rail groove (7-8) of controlling rotary angle position is also set on described caudal peduncle (7), coordinate with the axis of an orbit (8-3) of ejector sleeve (8) front end, described caudal peduncle (7) front portion also arranges container cavity (7-3), wire piece (6) is placed in container cavity (7-3), and guiding conical ring (7-4) is set in caudal peduncle (7) front hole.
5. eardrum formula according to claim 3 can repeat to open the optical fiber cold joint using, and it is characterized in that: described ejector sleeve (8) front end arranges and imports the conical surface (8-1).
6. eardrum formula according to claim 3 can repeat to open the optical fiber cold joint using, it is characterized in that: in described wire piece (6), establish orientational cone-shaped surface (6-1) and cross fine hole (6-2), positioning table (6-3) and locating slot (6-4) are established respectively in wire piece (6) both sides, and location packs in the container cavity (7-3) of caudal peduncle (7) each other.
7. eardrum formula according to claim 3 can repeat to open the optical fiber cold joint using, and it is characterized in that: described open cap (9) inside surface is established the top board (9-1) of a guiding surface corresponding to casing (1) (1-6) and case lid (3) fillet surface (3-1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210063269.5A CN102608716B (en) | 2012-03-12 | 2012-03-12 | Tympanic-membrane type repeatedly openable optical fiber cold connector |
| PCT/CN2013/072443 WO2013135161A1 (en) | 2012-03-12 | 2013-03-12 | Tympanum-type optical fiber cold splice that can be repeatedly opened and used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210063269.5A CN102608716B (en) | 2012-03-12 | 2012-03-12 | Tympanic-membrane type repeatedly openable optical fiber cold connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102608716A CN102608716A (en) | 2012-07-25 |
| CN102608716B true CN102608716B (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210063269.5A Active CN102608716B (en) | 2012-03-12 | 2012-03-12 | Tympanic-membrane type repeatedly openable optical fiber cold connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102608716B (en) |
| WO (1) | WO2013135161A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608716B (en) * | 2012-03-12 | 2014-03-05 | 南京云控通信科技有限公司 | Tympanic-membrane type repeatedly openable optical fiber cold connector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833145A (en) * | 2010-05-10 | 2010-09-15 | 江苏宇特光电科技有限公司 | Box-building type optical fiber splicing unit capable of being repeatedly opened and used |
| CN201749219U (en) * | 2010-08-27 | 2011-02-16 | 河北四方通信设备有限公司 | SC type optical fiber quick joint |
| CN202583520U (en) * | 2012-03-12 | 2012-12-05 | 南京云控通信科技有限公司 | Drum membrane type optical fiber cold splicer capable of being repeatedly opened to be used |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4778860B2 (en) * | 2006-08-18 | 2011-09-21 | 三和電気工業株式会社 | Optical fiber fixing mechanism of optical connector |
| TWI409514B (en) * | 2009-01-20 | 2013-09-21 | Parry Lin | Optical fiber mechanical wedge splice |
| CN201449482U (en) * | 2009-06-12 | 2010-05-05 | 江苏宇特光电科技有限公司 | Skin fastening device of optical cable |
| CN102608716B (en) * | 2012-03-12 | 2014-03-05 | 南京云控通信科技有限公司 | Tympanic-membrane type repeatedly openable optical fiber cold connector |
-
2012
- 2012-03-12 CN CN201210063269.5A patent/CN102608716B/en active Active
-
2013
- 2013-03-12 WO PCT/CN2013/072443 patent/WO2013135161A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833145A (en) * | 2010-05-10 | 2010-09-15 | 江苏宇特光电科技有限公司 | Box-building type optical fiber splicing unit capable of being repeatedly opened and used |
| CN201749219U (en) * | 2010-08-27 | 2011-02-16 | 河北四方通信设备有限公司 | SC type optical fiber quick joint |
| CN202583520U (en) * | 2012-03-12 | 2012-12-05 | 南京云控通信科技有限公司 | Drum membrane type optical fiber cold splicer capable of being repeatedly opened to be used |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013135161A1 (en) | 2013-09-19 |
| CN102608716A (en) | 2012-07-25 |
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