CN107797187A - A kind of ceramic insertion core - Google Patents
A kind of ceramic insertion core Download PDFInfo
- Publication number
- CN107797187A CN107797187A CN201711102652.6A CN201711102652A CN107797187A CN 107797187 A CN107797187 A CN 107797187A CN 201711102652 A CN201711102652 A CN 201711102652A CN 107797187 A CN107797187 A CN 107797187A
- Authority
- CN
- China
- Prior art keywords
- ferrule body
- opening
- face
- ceramic insertion
- insertion core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 25
- 238000003780 insertion Methods 0.000 title claims abstract description 24
- 230000037431 insertion Effects 0.000 title claims abstract description 24
- 230000003321 amplification Effects 0.000 claims abstract description 11
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 11
- 239000013307 optical fiber Substances 0.000 abstract description 12
- 239000003292 glue Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 210000005239 tubule Anatomy 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
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3855—Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
- G02B6/3861—Adhesive bonding
-
- 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
- G02B6/3869—Mounting ferrules to connector body, i.e. plugs
- G02B6/387—Connector plugs comprising two complementary members, e.g. shells, caps, covers, locked together
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a kind of ceramic insertion core, including ferrule body, the ferrule body includes end and afterbody, the ferrule body center is provided with cable-through hole along its length, the tail end face of the ferrule body is plane, horn-like opening is provided between the cable-through hole inwall of ferrule body afterbody and the end face of ferrule body afterbody, the small end of the opening connects with cable-through hole, the big end of the opening is located on the end face of the afterbody of ferrule body, and the coefficient of friction amplification module for increasing friction force is provided with the opening.The present invention sets coefficient of friction amplification module on the surface of opening, so as to increase the contact area of opening and glue, increase the frictional force between glue and ferrule body, collision when making the optical fiber in ferrule body difficult for drop-off, and avoiding installation between ferrule body and metal flange has undesirable effect.
Description
Technical field
The present invention relates to optical fiber interface component technical field, more particularly to a kind of ceramic insertion core.
Background technology
Ceramic insertion core is one kind of fiber stub, is that the ceramic cylinder tubule formed is fired with zirconium dioxide, and quality is hard,
The pure white exquisiteness of color and luster, its finished product accuracy reach submicron order, are the most frequently used, precision positionings that quantity is most in Networks of Fiber Communications
Part, it is frequently utilized for the manufactures of the joints of optical fibre, the optical coupling etc. of device；The main effect of ceramic insertion core is to realize the thing of optical fiber
Reason docking, is usually used cooperatively with porcelain bushing；Existing ceramic insertion core coupling efficiency is low, between fiber active linker can
Poor by property, insertion loss is big, is adhesively fixed in addition, optical fiber sticks at ceramic insertion core by glue, and the time, which has been grown, to be easily broken off, and is caused
Product rejection.
The content of the invention
It can ensure higher coupling efficiency and optical fiber and core body are bonded firm ceramic insertion core the invention provides a kind of.
To achieve these goals, the technical solution adopted by the present invention is：A kind of ceramic insertion core, including ferrule body, institute
Stating ferrule body includes end and afterbody, and the ferrule body center is provided with cable-through hole, the ferrule body along its length
Tail end face be plane, loudspeaker are provided between the cable-through hole inwall of ferrule body afterbody and the end face of ferrule body afterbody
The opening of shape, the small end of the opening connect with cable-through hole, and the big end of the opening is located at the end of the afterbody of ferrule body
On face, the coefficient of friction amplification module for increasing friction force is provided with the opening.
Preferably, the coefficient of friction amplification module is several layers of step, the step is opened on the surface of the opening
And extend along the axis direction of ferrule body, the side of the width of each step from the end of ferrule body towards afterbody
To continuous increase.
Preferably, the coefficient of friction amplification module is ring annular groove, the bearing of trend and ferrule body of the annular groove
Radial direction it is consistent, size of the annular groove along the radial direction of ferrule body be more than the big end of opening size.
Preferably, the end face of the end of the ferrule body is provided with bulge loop.
Preferably, the end face of the end of the ferrule body is provided with groove.
Preferably, the end of the ferrule body carries chamfering α, chamfering α is 40 °.
Preferably, the end face of the end of the ferrule body is inclined-plane.
Preferably, the angle β between the plane of the inclined-plane and the central axis of ferrule body is arranged to 9 °.
Beneficial effects of the present invention：
(1) upper setting one ring annular groove of the several layers of step either in opening is set on the surface of opening, so as to increase
The contact area of opening and glue, the frictional force between glue and ferrule body is increased, make the light in ferrule body
It is fine difficult for drop-off, and collision when avoiding installation between ferrule body and metal flange has undesirable effect.
(2) using setting bulge loop or the groove that is engaged with the bulge loop on the end face of ferrule body, ferrule body with
When ceramic sleeve coordinates, by the ferrule body provided with bulge loop and set reeded ferrule body and form one group, by bulge loop during use
Matched in insertion groove, to ensure that two cable-through holes are coaxial, so that the optical fiber in cable-through hole remains horizontal.
(3) the angle β between the plane of the inclined-plane of the end of ferrule body 1 and the central axis of ferrule body 1 is set
For 9 °, the pulling-inserting force uniformity, twisting stability and interchangeability of ceramic insertion core can be improved, ensures higher coupling efficiency, Jin Erti
The reliability of high fiber active linker.
(4) present invention is on the premise of switching performance is ensured, by increasing the chamfering of lock pin end, it is 40 ° to make chamfering α,
So as to reduce the milling area of end face, to reduce milling time, and the loss of grinding abrasive paper is reduced, save man-hour, reduced
Cost.
Brief description of the drawings
Fig. 1 is the sectional view that end of the present invention is provided with bulge loop；
Fig. 2 is to set reeded sectional view on end of the present invention；
Fig. 3 is sectional view of the present invention opening provided with step；
Fig. 4 is sectional view of the present invention opening provided with annular groove；
In figure, 1, ferrule body, 11, cable-through hole, 12, end, 13, afterbody, 14, bulge loop, 15, groove, 16, opening, 17,
Step, 18, annular groove.
Embodiment
The present invention is further elaborated below in conjunction with the accompanying drawings, referring to figs. 1 to Fig. 2, a kind of ceramic insertion core of the invention,
Including ferrule body 1, the center of ferrule body 1 is provided with cable-through hole 11, (end of end 12 of ferrule body 1 along its length
For the end 12 coordinated with joints of optical fibre inserting) chamfering α is carried, chamfering α is 40 °, so as to reduce the milling area of end face,
To reduce milling time, and the loss of grinding abrasive paper is reduced, save man-hour, reduce cost.
Ferrule body 1 includes end 12 (end is the one end coordinated with joints of optical fibre inserting) and (tail of afterbody 13
Portion is one end for being connected with metal flange), the end face of the end 12 of ferrule body 1 is inclined-plane, and by the inclined-plane and lock pin master
Angle β between the plane of the central axis of body 1 is arranged to 9 °, when ceramic insertion core and ceramic sleeve coordinate, can improve pottery
Pulling-inserting force uniformity, twisting stability and the interchangeability of porcelain lock pin, and then improve the reliability of fiber active linker；Exist simultaneously
The end face of ferrule body 1 is provided with bulge loop 14 or the groove 15 (in another ferrule body 1) being engaged with the bulge loop 14, is worth
, it is noted that ferrule body 1 there are two kinds of models, bulge loop 14 is set on a kind of model end face, on another model end face
Fluted 15 are set, bulge loop 14 is coaxially disposed with bulge loop 14 with ferrule body 1, and ferrule body 1 two is one group, will be provided with
The ferrule body 1 of bulge loop 14 and one group of the composition of ferrule body 1 provided with groove 15, in use, the end by two ferrule bodies 1
End face fit, bulge loop 14 is inserted in groove 15 when being matched, and the cable-through hole 11 of two ferrule bodies 1 is just at coaxial
Position so that the optical fiber in cable-through hole 11 remains horizontal.
Reference picture 3 is to Fig. 4, and the end face positioned at the afterbody 13 of ferrule body 1 is plane, positioned at the afterbody 13 of ferrule body 1
Forming opening 16 between the end face of the inwall of cable-through hole 11 and the afterbody of ferrule body 1 13, opening 16 is overall in horn-like, in order to
Glue is injected into horn-like opening, optical fiber is adhesively fixed with ceramic insertion core, small end and the phase of cable-through hole 11 of the opening 16
Connect, the big end of the opening 16 is located on the end face of the afterbody 13 of ferrule body 1, and opening 16 is provided with certain radian and is in circular arc
Shape, in order to strengthen the adhesive force of glue, coefficient of friction amplification module is provided with the surface of opening 16, so as to increase opening
16 with the contact area of glue, increase the frictional force between glue and opening 16, be not easy the optical fiber in ferrule body 1
Come off；Can also be preferably several layers of step 17 by coefficient of friction amplification module, axis direction of the step 17 along ferrule body 1 prolongs
Stretch, the width of each step 17 constantly increases from the end 12 of ferrule body 1 towards the direction of afterbody 13；Can also be by friction
Number amplification module is preferably annular groove 18, and the bearing of trend of annular groove 18 is consistent with the radial direction of ferrule body 1, annular groove 18
Size along the radial direction of ferrule body 1 is more than the size held greatly of opening 16.
The better embodiment of the present invention is the foregoing is only, the invention is not limited in above-mentioned embodiment, is implementing
During there may be local small structural modification, if not departing from the essence of the present invention to the various changes or modifications of the present invention
God and scope, and belong within the scope of the claim and equivalent technologies of the present invention, then the present invention is also intended to comprising these changes
And modification.
Claims (8)
- A kind of 1. ceramic insertion core, it is characterised in that：Including ferrule body, the ferrule body includes end and afterbody, described to insert Core main center is provided with cable-through hole along its length, and the tail end face of the ferrule body is plane, positioned at ferrule body tail Horn-like opening is provided between the cable-through hole inwall in portion and the end face of ferrule body afterbody, the small end of the opening is with crossing line Hole connects, and the big end of the opening is located on the end face of the afterbody of ferrule body, is provided with the opening and is rubbed for increase Wipe the coefficient of friction amplification module of power.
- 2. a kind of ceramic insertion core according to claim 1, it is characterised in that the coefficient of friction amplification module is several layers of platform Rank, the step are opened on the surface of the opening and extended along the axis direction of ferrule body, each step Direction of the width from the end of ferrule body towards afterbody constantly increase.
- 3. a kind of ceramic insertion core according to claim 1, it is characterised in that the coefficient of friction amplification module is ring shape Groove, the bearing of trend of the annular groove is consistent with the radial direction of ferrule body, and annular groove is along the radial direction of ferrule body Size is more than the size at the big end of opening.
- 4. a kind of ceramic insertion core according to claim 1, it is characterised in that set on the end face of the end of the ferrule body There is bulge loop.
- 5. a kind of ceramic insertion core according to claim 1, it is characterised in that set on the end face of the end of the ferrule body It is fluted.
- A kind of 6. ceramic insertion core according to claim 1, it is characterised in that the end of the ferrule body carries chamfering α, Chamfering α is 40 °.
- 7. a kind of ceramic insertion core according to claim 1, it is characterised in that the end face of the end of the ferrule body is oblique Face.
- 8. a kind of ceramic insertion core according to claim 7, it is characterised in that the inclined-plane and the central shaft of ferrule body hang down Angle β between straight plane is arranged to 9 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711102652.6A CN107797187A (en) | 2017-11-10 | 2017-11-10 | A kind of ceramic insertion core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711102652.6A CN107797187A (en) | 2017-11-10 | 2017-11-10 | A kind of ceramic insertion core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107797187A true CN107797187A (en) | 2018-03-13 |
Family
ID=61535831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711102652.6A Pending CN107797187A (en) | 2017-11-10 | 2017-11-10 | A kind of ceramic insertion core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107797187A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873198A (en) * | 2018-08-13 | 2018-11-23 | 北京世维通科技股份有限公司 | Optical connection component and Joining Technology |
| WO2022021627A1 (en) * | 2020-07-31 | 2022-02-03 | 上海光卓通信设备有限公司 | Ceramic ferrule and optical fiber connection assembly |
| CN114879312A (en) * | 2022-05-13 | 2022-08-09 | 佛山市冰蓝科技有限公司 | Optical fiber beam expander assembly and connector |
-
2017
- 2017-11-10 CN CN201711102652.6A patent/CN107797187A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873198A (en) * | 2018-08-13 | 2018-11-23 | 北京世维通科技股份有限公司 | Optical connection component and Joining Technology |
| WO2022021627A1 (en) * | 2020-07-31 | 2022-02-03 | 上海光卓通信设备有限公司 | Ceramic ferrule and optical fiber connection assembly |
| CN114879312A (en) * | 2022-05-13 | 2022-08-09 | 佛山市冰蓝科技有限公司 | Optical fiber beam expander assembly and connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180313 |