CN107037544A - A kind of multichannel optical coupling lock pin - Google Patents
A kind of multichannel optical coupling lock pin Download PDFInfo
- Publication number
- CN107037544A CN107037544A CN201710430811.9A CN201710430811A CN107037544A CN 107037544 A CN107037544 A CN 107037544A CN 201710430811 A CN201710430811 A CN 201710430811A CN 107037544 A CN107037544 A CN 107037544A
- Authority
- CN
- China
- Prior art keywords
- pars intermedia
- optical coupling
- lock pin
- base portion
- multichannel optical
- 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
- 230000008878 coupling Effects 0.000 title claims abstract description 22
- 238000010168 coupling process Methods 0.000 title claims abstract description 22
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 22
- 230000003287 optical effect Effects 0.000 title claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 17
- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 238000003698 laser cutting Methods 0.000 claims abstract description 6
- 239000003292 glue Substances 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 description 6
- 239000013307 optical fiber Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012546 transfer Methods 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
- G02B6/3834—Means for centering or aligning the light guide within the ferrule
- G02B6/3835—Means for centering or aligning the light guide within the ferrule using discs, bushings or the like
-
- 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
-
- 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
- G02B6/3874—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a kind of multichannel optical coupling lock pin, it includes：Base portion and the main part protruded out forward from base portion, the base portion is provided with along the longitudinal direction through the plug insertion port of base portion, the main part is provided with the row's fiber positioning hole run through along the longitudinal direction and two metal guide pin positioning holes positioned at the laterally reversed both sides of row's fiber positioning hole, the main part includes pars intermedia and two side ends positioned at pars intermedia both sides, the one row fiber positioning hole is arranged at pars intermedia, described two metal guide pin positioning holes are respectively arranged at two side ends, with respect to two side ends of wherein described pars intermedia are recessed backward, so as to reserve the operating distance of Laser cutting.
Description
Technical field
The present invention relates to a kind of optical coupling lock pin, more particularly to a kind of multichannel optical coupling lock pin.
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.This
Outside, 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 multiple
When 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 view of the drawbacks described above of prior art, is necessary to design a kind of multichannel optical coupling lock pin in fact.
The content of the invention
The technical problems to be solved by the invention are：A kind of multichannel optical coupling lock pin is provided, it can realize high accuracy
Connect optical fiber.
In order to solve the above technical problems, the technical scheme is that：
A kind of multichannel optical coupling lock pin, it includes：Base portion and the main part protruded out forward from base portion, the base portion are set
Have along the longitudinal direction through the plug insertion port of base portion, the main part is provided with the row's fiber orientation run through along the longitudinal direction
Hole and two metal guide pin positioning holes positioned at the laterally reversed both sides of row's fiber positioning hole, the main part include pars intermedia
With two side ends positioned at pars intermedia both sides, the row fiber positioning hole is arranged at pars intermedia, described two metal guides
Pin positioning hole is respectively arranged at two side ends, wherein with respect to two side ends of the pars intermedia are recessed backward, so as to reserve
The operating distance of Laser cutting.
Present invention additionally comprises improve further below：
Further, the thickness of the pars intermedia is less than the thickness of both side ends, and the pars intermedia and both side ends are formed
There are the dented space and the dented space in front of pars intermedia positioned at pars intermedia above-below direction.
Further, the metal guide pin positioning hole is provided with gradually becomes at the preceding surface of side end provided with internal diameter
Small chamfering.
Further, the upside of the main part is provided with the glue injection window through main part roof, the glue note
Enter window to connect with plug insertion port.
Further, described two metal guide pin positioning holes are rearwardly through base portion, described two metal guide pin positioning
Hole position inserts the laterally reversed both sides of port in plug.
Further, the cross-sectional area of the base portion is more than the cross-sectional area of main part, and the base portion and main part are formed
One step.
Further, the side end is provided with the inclined ramp for being connected to pars intermedia.
Further, the glue injection window is provided with chamfering structure.
Further, a spaced walls are provided between the glue injection window and dented space, the spaced walls are provided with company
It is connected to the inclined ramp of pars intermedia.
Further, the plug insertion rectangular shape in port.
Compared with prior art, the present invention at least has the advantages that：(1) before optic fibre 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；(2) 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 of optical fiber bore region is thin, beneficial to sharp
The resigning of light cutting processing；(3) in the increase chamfering structure design of guide pinhole front end face, the assembling work of metallic pin is conducive to.
Brief description of the drawings
Fig. 1 is the stereogram for meeting multichannel optical coupling lock pin of the present invention.
Fig. 2 is another view stereo figure of multichannel optical coupling lock pin as shown in Figure 1.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
As shown in Figure 1 to Figure 2, to meet a kind of multichannel optical coupling lock pin 100 of the invention, it includes：The He of base portion 11
The main part 12 protruded out forward from base portion 11, the base portion 11 is provided with along the longitudinal direction through the plug insertion port of base portion 11
13。
The main part 12 is provided with the row's fiber positioning hole 14 run through along the longitudinal direction and positioned at row's fiber positioning hole
Two metal guide pin positioning holes 15 of 14 laterally reversed both sides.The main part 12 includes pars intermedia 16 and positioned at pars intermedia 16
Two side ends 17 of both sides, the row fiber positioning hole 14 is arranged at pars intermedia 16.Described two metal guide pin positioning
Hole 15 is respectively arranged at two side ends 17, and the pars intermedia 16 is recessed backward with respect to two side ends 17, so as to reserve sharp
The operating distance of light cutting processing.
The thickness of the pars intermedia 16 is less than the thickness of both side ends 17, and the pars intermedia 16 and both side ends 17 are formed with
Positioned at the dented space 18 and the dented space 19 positioned at the front of pars intermedia 16 of the above-below direction of pars intermedia 16.The metal guide pin
Positioning hole 15 is provided with the chamfering 21 tapered at the preceding surface of side end 17 provided with internal diameter.The main part 12 it is upper
Side is provided with the glue injection window 22 through the roof of main part 12, and the glue injection window 22 is mutually passed through with plug insertion port 13
It is logical.Described two metal guide pin positioning holes 15 are located at glue rearwardly through base portion 11, described two metal guide pin positioning holes 15
The laterally reversed both sides of plug insertion port 13.
The cross-sectional area of the base portion 11 is more than the cross-sectional area of main part 12, base portion 11 and main part 12 formation one
Step.The side end 17 is provided with the inclined ramp 23 for being connected to pars intermedia 16.The glue injection window 22 is provided with chamfering knot
Structure 24.A spaced walls 25 are provided between the glue injection window 22 and dented space 18, the spaced walls 25 are provided with and are connected to
The inclined ramp 26 of pars intermedia 16.The plug inserts the rectangular shape in port 13, and the plug insertion port 13 is provided with chamfering 27.
Compared with prior art, the present invention at least has the advantages that：(1) in the front end face of fiber positioning hole 14 and gold
Using design (inner concave shape) of stepping down between the front end face of category guid needle positioning hole 15, the working distance of Laser cutting has been reserved
From；(2) transition structure of the increase between the front end face of metal guide pin positioning hole 15 and the front end face of fiber positioning hole 14 so that light
The thickness ratio guide pin bore region of fine bore region is thin, beneficial to the resigning of Laser cutting；(3) before metal guide pin positioning hole 15
End face increases the structure design of chamfering 21, is conducive to the assembling work of metallic pin.
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 optical coupling lock pin, it includes：Base portion and the main part protruded out forward from base portion, the base portion are provided with
Along the longitudinal direction through the plug insertion port of base portion, the main part is provided with the row's fiber positioning hole run through along the longitudinal direction
With two metal guide pin positioning holes positioned at the laterally reversed both sides of row's fiber positioning hole, the main part include pars intermedia and
Two side ends positioned at pars intermedia both sides, the row fiber positioning hole is arranged at pars intermedia, described two metal guide pins
Positioning hole is respectively arranged at two side ends, it is characterised in that：With respect to two side ends of the pars intermedia are recessed backward, so that in advance
Reserve the operating distance of Laser cutting.
2. multichannel optical coupling lock pin as claimed in claim 1, it is characterised in that：The thickness of the pars intermedia is less than two side ends
The thickness in portion, the pars intermedia and both side ends are formed with positioned at the dented space of pars intermedia above-below direction and before pars intermedia
The dented space of side.
3. multichannel optical coupling lock pin as claimed in claim 2, it is characterised in that：The metal guide pin positioning hole is provided with
The chamfering tapered at the preceding surface of side end provided with internal diameter.
4. multichannel optical coupling lock pin as claimed in claim 3, it is characterised in that：The upside of the main part is provided with through master
The glue injection window of body portion roof, the glue injection window connects with plug insertion port.
5. multichannel optical coupling lock pin as claimed in claim 4, it is characterised in that：Described two metal guide pin positioning holes to
Run through base portion afterwards, described two metal guide pin positioning holes are located at the laterally reversed both sides that plug inserts port.
6. multichannel optical coupling lock pin as claimed in claim 5, it is characterised in that：The cross-sectional area of the base portion is more than main body
The cross-sectional area in portion, one step of base portion and the main part formation.
7. multichannel optical coupling lock pin as claimed in claim 6, it is characterised in that：The side end is provided with and is connected to pars intermedia
Inclined ramp.
8. multichannel optical coupling lock pin as claimed in claim 7, it is characterised in that：The glue injection window is provided with chamfering knot
Structure.
9. multichannel optical coupling lock pin as claimed in claim 8, it is characterised in that：The glue injection window and dented space
Between be provided with a spaced walls, the spaced walls, which are provided with, is connected to the inclined ramp of pars intermedia.
10. multichannel optical coupling lock pin as claimed in claim 9, it is characterised in that：The plug inserts the rectangular shape in port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430811.9A CN107037544A (en) | 2017-06-09 | 2017-06-09 | A kind of multichannel optical coupling lock pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430811.9A CN107037544A (en) | 2017-06-09 | 2017-06-09 | A kind of multichannel optical coupling lock pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107037544A true CN107037544A (en) | 2017-08-11 |
Family
ID=59540847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710430811.9A Pending CN107037544A (en) | 2017-06-09 | 2017-06-09 | A kind of multichannel optical coupling lock pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107037544A (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 |
| 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 |
| CN106094122A (en) * | 2015-04-30 | 2016-11-09 | 三和电气工业株式会社 | Optical connector lock pin |
| CN206818922U (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 optical coupling lock pin |
-
2017
- 2017-06-09 CN CN201710430811.9A patent/CN107037544A/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 |
| 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 |
| CN106094122A (en) * | 2015-04-30 | 2016-11-09 | 三和电气工业株式会社 | Optical connector lock pin |
| CN206818922U (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 optical coupling lock pin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170811 |