CN107065080A - A kind of multichannel V slot optical couplings close lock pin - Google Patents
A kind of multichannel V slot optical couplings close lock pin Download PDFInfo
- Publication number
- CN107065080A CN107065080A CN201710430814.2A CN201710430814A CN107065080A CN 107065080 A CN107065080 A CN 107065080A CN 201710430814 A CN201710430814 A CN 201710430814A CN 107065080 A CN107065080 A CN 107065080A
- Authority
- CN
- China
- Prior art keywords
- multichannel
- lock pin
- orifice plate
- optical fiber
- guide pinhole
- 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
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
- G02B6/3834—Means for centering or aligning the light guide within the ferrule
- G02B6/3838—Means for centering or aligning the light guide within the ferrule using grooves for light guides
- G02B6/3839—Means for centering or aligning the light guide within the ferrule using grooves for light guides for a plurality of 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
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3882—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using rods, pins or balls to align a pair of ferrule ends
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3885—Multicore or multichannel optical connectors, i.e. one single ferrule containing more than one fibre, e.g. ribbon type
Abstract
Lock pin is closed the invention discloses a kind of multichannel V slot optical couplings, it includes：Optical fiber orifice plate and two guide pinholes cylinder positioned at optical fiber orifice plate both lateral sides, the guide pinhole cylinder is provided with the guide pinhole run through along the longitudinal direction, the optical fiber orifice plate is provided with row's fiber positioning hole, wherein described with respect to two guide pinhole cylinders of optic fibre hole plate are recessed backward, so as to reserve the operating distance of Laser cutting.
Description
Technical field
Lock pin is closed the present invention relates to a kind of optical coupling lock pin, more particularly to a kind of multichannel V slot optical couplings.
Background technology
Existing multichannel optical fiber lock pin (Mechanical Transfer, abbreviation MT types lock pin), is to use PPS materials
Injection molding, in actual applications, processing before its lock pin use lapping mode, it is necessary to by comprising：Corase grind, fine grinding, essence
Mill, convex fibre is ground, the processing mode including the process such as polishing grinding.Expend substantial amounts of time cost and grinding consumables cost.
The injection molding of lock pin is by the way of the insertion injection demoulding of high accuracy Pin pins, precision and position to Pin pins itself
Degree of putting requirement is very high, to realize the low-loss application of single-mode fiber, then bring the cost of mould development and injection molding very high
It is high.In addition, the guide pinhole of this kind of lock pin be also using through hole without chamfering by the way of, this kind of structure can cause subsequent metal guide pin
When repeatedly back and forth plugging into guide pinhole, the surface material of guide pinhole is caused to damage.
In summary, existing MT types lock pin is that a kind of multichannel optical fiber connector used based on conventional dock is inserted
Core, its assembly technology highlights complex process for the use in optical coupling field, the weak point such as cost height.In addition, for reality
The low-loss of existing single-mode fiber is coupled and aligned required precision, and the cost of its mould development and injection molding is all very high.
The content of the invention
The technical problems to be solved by the invention are：A kind of multichannel V groove profiles for being suitable for Laser cutting are provided
Optical coupling lock pin.
In order to solve the above technical problems, the technical scheme is that：
A kind of multichannel V slot optical couplings close lock pin, and it includes：Optical fiber orifice plate and two positioned at optical fiber orifice plate both lateral sides
Guide pinhole cylinder, the guide pinhole cylinder is provided with the guide pinhole run through along the longitudinal direction, and the optical fiber orifice plate is provided with row's fiber orientation
Hole, wherein with respect to two guide pinhole cylinders of the optic fibre hole plate are recessed backward, so as to reserve the operating distance of Laser cutting.
Present invention additionally comprises improve further below：
Further, the guide pinhole cylinder is provided with front end face and positioned at the chamfering structure of guide pinhole cylinder front end face.
Further, the thickness of the optical fiber orifice plate is less than the thickness of guide pinhole cylinder.
Further, the fiber positioning hole is V-shaped.
Further, the rear end face of the guide pinhole cylinder is concordant with the optical fiber orifice plate rear end face is set.
Further, the fiber positioning hole is disposed in proximity to the front end face of optical fiber orifice plate, and after optical fiber orifice plate
End face has one end distance.
Further, described two guide pinhole cylinders are equipped with top incline and bottom incline close to optical fiber orifice plate.
Further, the top incline of described two guide pinhole cylinders is kept away with optic fibre hole plate shape into the upper V-arrangement of a upward opening
Allow space.
Further, the upper V-arrangement avoid the opening direction in space and fiber positioning hole to open up direction identical.
Further, the bottom incline of described two guide pinhole cylinders is kept away with optic fibre hole plate shape into a downwardly open lower V-arrangement
Allow space.
Compared with prior art, the present invention at least tool has the beneficial effect that：Before fiber positioning hole front end face and guide pinhole
Using design (inner concave shape) of stepping down between end face, the operating distance of Laser cutting has been reserved；Increase is in guide pinhole front end
Transition structure between face and fiber positioning hole front end face so that the thickness ratio guide pin bore region of fiber orientation bore region is thin,
Beneficial to the resigning of Laser cutting；In the increase chamfering structure design of guide pinhole front end face, the assembling of metallic pin is conducive to make
Industry.Optimize the structure that lock pin positions guide pinhole, the repetition plug of metallic pin can be easy to.And the fiber orientation of V-groove
Structure, is all very big optimization for reduction die sinking cost and injection cost, and help lend some impetus to optical mode the characteristics of miniaturization
The high density of block application and low energy consumption.
Brief description of the drawings
Fig. 1 is the stereogram that a kind of multichannel V slot optical couplings close lock pin.
Fig. 2 is another view stereo figure that multichannel V slot optical couplings as shown in Figure 1 close lock pin.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
As shown in Figure 1 to Figure 2, lock pin 100 is closed to meet a kind of multichannel V slot optical couplings of the present invention, it includes：Optical fiber
Orifice plate 11 and two guide pinholes cylinder 12 positioned at the both lateral sides of optical fiber orifice plate 11, the guide pinhole cylinder 12 is provided with to be passed through along the longitudinal direction
The guide pinhole 13 worn, the optical fiber orifice plate 11 is provided with row's fiber positioning hole 14.Relative two guide pinholes of the optical fiber orifice plate 11
Cylinder 12 is recessed backward, so as to reserve the operating distance of Laser cutting.
The guide pinhole cylinder 12 is provided with front end face 121 and positioned at the chamfering structure 122 of guide pinhole 12 front end faces 121 of cylinder.Institute
The thickness for stating optical fiber orifice plate 11 is less than the thickness of guide pinhole cylinder 12.The fiber positioning hole 14 is V-shaped.The guide pinhole cylinder 12
Rear end face 123 and the rear end face 113 of the optical fiber orifice plate 11 is concordant sets.
The fiber positioning hole 14 is disposed in proximity to the front end face 112 of optical fiber orifice plate 11, and after optical fiber orifice plate 11
End face 113 has one end distance.Described two guide pinhole cylinders 12 are equipped with top incline 124 and lower inclination close to optical fiber orifice plate 11
Face 125.The upper V-arrangement of the top incline 124 of described two guide pinhole cylinders 12 and one upward opening of formation of optical fiber orifice plate 11 avoids empty
Between 15.
The upper V-arrangement avoid the opening direction in space 15 and fiber positioning hole 14 to open up direction identical.It is described two to lead
The bottom incline 124 of the pin hole cylinder 12 lower V-arrangement downwardly open with the formation one of optical fiber orifice plate 11 avoids space 16.
Compared with prior art, the present invention at least tool has the beneficial effect that：In the front end face of fiber positioning hole 14 and guide pinhole
Using design (inner concave shape) of stepping down between front end face, the operating distance of Laser cutting has been reserved；Increase is before guide pinhole
Transition structure between end face and optic fibre hole front end face so that the thickness ratio guide pin bore region in the region of fiber positioning hole 14 is thin,
Beneficial to the resigning of Laser cutting；In the increase chamfering structure design of guide pinhole front end face, the assembling of metallic pin is conducive to make
Industry.Optimize the structure that lock pin positions guide pinhole, the repetition plug of metallic pin can be easy to.And the fiber orientation of V-groove
Structure, is all very big optimization for reduction die sinking cost and injection cost, and help lend some impetus to optical mode the characteristics of miniaturization
The high density of block application and low energy consumption.
The present invention is not limited to above-mentioned specific embodiment, one of ordinary skill in the art from above-mentioned design,
Without performing creative labour, made a variety of conversion are within the scope of the present invention.
Claims (10)
1. a kind of multichannel V slot optical couplings close lock pin, it includes：Optical fiber orifice plate and led positioned at two of optical fiber orifice plate both lateral sides
Pin hole cylinder, the guide pinhole cylinder is provided with the guide pinhole run through along the longitudinal direction, and the optical fiber orifice plate is provided with row's fiber positioning hole,
It is characterized in that：With respect to two guide pinhole cylinders of the optical fiber orifice plate are recessed backward, so as to reserve the work of Laser cutting
Distance.
2. multichannel V slot optical couplings as claimed in claim 1 close lock pin, it is characterised in that：The guide pinhole cylinder is provided with front end
Face and the chamfering structure positioned at guide pinhole cylinder front end face.
3. multichannel V slot optical couplings as claimed in claim 1 close lock pin, it is characterised in that：The thickness of the optical fiber orifice plate is small
In the thickness of guide pinhole cylinder.
4. multichannel V slot optical couplings as claimed in claim 1 close lock pin, it is characterised in that：The fiber positioning hole is V-shaped
Shape.
5. multichannel V slot optical couplings as claimed in claim 1 close lock pin, it is characterised in that：The rear end face of the guide pinhole cylinder
It is concordant with the optical fiber orifice plate rear end face to set.
6. multichannel V slot optical couplings as claimed in claim 1 close lock pin, it is characterised in that：The fiber positioning hole is arranged at
Close to the front end face of optical fiber orifice plate, and there is one end distance apart from the rear end face of optical fiber orifice plate.
7. multichannel V slot optical couplings as claimed in claim 1 close lock pin, it is characterised in that：Described two guide pinhole cylinders are all provided with
There are the top incline and bottom incline of close optical fiber orifice plate.
8. multichannel V slot optical couplings as claimed in claim 7 close lock pin, it is characterised in that：Described two guide pinholes cylinder it is upper
Inclined plane avoids space with optic fibre hole plate shape into the upper V-arrangement of a upward opening.
9. multichannel V slot optical couplings as claimed in claim 8 close lock pin, it is characterised in that：The upper V-arrangement avoids opening for space
Mouthful direction and fiber positioning hole to open up direction identical.
10. multichannel V slot optical couplings as claimed in claim 9 close lock pin, it is characterised in that：Under described two guide pinhole cylinders
Inclined plane avoids space with optic fibre hole plate shape into a downwardly open lower V-arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430814.2A CN107065080A (en) | 2017-06-09 | 2017-06-09 | A kind of multichannel V slot optical couplings close lock pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430814.2A CN107065080A (en) | 2017-06-09 | 2017-06-09 | A kind of multichannel V slot optical couplings close lock pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107065080A true CN107065080A (en) | 2017-08-18 |
Family
ID=59617708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710430814.2A Pending CN107065080A (en) | 2017-06-09 | 2017-06-09 | A kind of multichannel V slot optical couplings close lock pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107065080A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1298493A (en) * | 1998-04-20 | 2001-06-06 | 住友电气工业株式会社 | Ferrule for optical connector, method of producing the same, and optical connector comprising the same |
| JP2002139655A (en) * | 2000-10-31 | 2002-05-17 | Nisshin Kasei:Kk | Structure for multiple optical fiber connector |
| US20020076168A1 (en) * | 2000-12-15 | 2002-06-20 | Katsuki Suematsu | Method of producing ferrule and ferrule |
| CN102272645A (en) * | 2008-11-25 | 2011-12-07 | 康宁光缆系统有限责任公司 | Optical ferrule assemblies and methods of making the same |
| CN104297847A (en) * | 2013-07-15 | 2015-01-21 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector structural component and optical fiber coupling connector |
| CN104345399A (en) * | 2013-08-09 | 2015-02-11 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector |
| CN206818924U (en) * | 2017-06-09 | 2017-12-29 | 苏州天孚永联通信科技有限公司 | A kind of multichannel V slot optical couplings close lock pin |
-
2017
- 2017-06-09 CN CN201710430814.2A patent/CN107065080A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1298493A (en) * | 1998-04-20 | 2001-06-06 | 住友电气工业株式会社 | Ferrule for optical connector, method of producing the same, and optical connector comprising the same |
| JP2002139655A (en) * | 2000-10-31 | 2002-05-17 | Nisshin Kasei:Kk | Structure for multiple optical fiber connector |
| US20020076168A1 (en) * | 2000-12-15 | 2002-06-20 | Katsuki Suematsu | Method of producing ferrule and ferrule |
| CN102272645A (en) * | 2008-11-25 | 2011-12-07 | 康宁光缆系统有限责任公司 | Optical ferrule assemblies and methods of making the same |
| CN104297847A (en) * | 2013-07-15 | 2015-01-21 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector structural component and optical fiber coupling connector |
| CN104345399A (en) * | 2013-08-09 | 2015-02-11 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector |
| CN206818924U (en) * | 2017-06-09 | 2017-12-29 | 苏州天孚永联通信科技有限公司 | A kind of multichannel V slot optical couplings close lock pin |
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| PB01 | Publication | ||
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