CN106405746A - Device component capable of using single-mode laser and used for multi-mode optical fiber transmission - Google Patents
Device component capable of using single-mode laser and used for multi-mode optical fiber transmission Download PDFInfo
- Publication number
- CN106405746A CN106405746A CN201610784581.1A CN201610784581A CN106405746A CN 106405746 A CN106405746 A CN 106405746A CN 201610784581 A CN201610784581 A CN 201610784581A CN 106405746 A CN106405746 A CN 106405746A
- Authority
- CN
- China
- Prior art keywords
- fixed seat
- boss
- described metal
- shaft part
- porcelain bushing
- 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
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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
- G02B6/3801—Permanent connections, i.e. wherein fibres are kept aligned by mechanical means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
-
- 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
- G02B6/3847—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
- G02B6/3849—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to a device component capable of using a single-mode laser and used for multi-mode optical fiber transmission. The device component comprises a double-fiber inserting core component and a metal head. The double-fiber inserting core component is composed of a metal fixing base, a ceramic inserting core and a ceramic bushing. The ceramic bushing is arranged at the middle part of the internal cavity of the metal fixing base. The metal fixing base is provided with the ceramic inserting core arranged at the left end of the ceramic bushing. The circumferential surface of the left end of the metal fixing base outwardly stretches so that a first boss and a second boss are formed. The right end of the metal fixing base is provided with a first shaft segment and a second shaft segment which are connected with the metal head. The diameter of the metal fixing base at the left end part of the second boss is greater than the diameter of the first shaft segment and the second shaft segment part. The metal head is provided with a first connecting segment and a second connecting segment which is connected with a jump wire. The first connecting segment is provided with a first step hole, a second step hole and a third step hole. The beneficial effects of the device component are that the single-mode LD laser can be used for multi-mode optical fiber optical transmission so that the performance of an optical module product can be greatly enhanced, the production cost can be reduced and the production efficiency can be enhanced.
Description
Technical field
The present invention relates to multimode fibre optical communication application, more particularly, to a kind of available single-mode laser for multimode light
The apparatus assembly of fine transmission.
Background technology
In the evolution of optical communication applications, in its early stage of development because the luminous tube of LED easily produces, low cost, city
On field, the optical communication applications of multimode fibre are relatively broad.Progress with technology and development, for the LD laser instrument of single-mode fiber
Cost is greatly reduced, produces also very convenient.Say from technical performance, LD laser instrument is far superior to LED, and both
Production cost is suitable, if LD laser instrument can be used for the optical transport of multimode fibre, no matter for enterprise or user, is all
Have everything to gain and nothing to lose.
Content of the invention
The technical problem to be solved is to provide a kind of transmitting for multimode fibre of available single-mode laser
Apparatus assembly, can achieve the optical transport that single mode LD laser instrument is used for multimode fibre, replaces traditional LED, will greatly
Ground improves the performance of optical module product, reduces production cost, improve production efficiency simultaneously.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of available single-mode laser for multimode fibre
The apparatus assembly of transmission, including double fibre ferrule assemblies and ferrule；Described double fibre ferrule assembly is inserted by metal fixed seat, pottery
Core, porcelain bushing and metal nut cap composition；Described porcelain bushing and described metal nut cap are tubular structure；Described ceramic jacket
Pipe is placed in the middle part of described metal fixed seat inner chamber；Described porcelain bushing and the cooperation of described metal fixed seat gap；Described metal is solid
Reservation is provided with described metal nut cap in the right-hand member of described porcelain bushing；Described metal fixed seat sets in the left end of described porcelain bushing
There is described ceramic insertion core；Described ceramic insertion core left side is provided with inclined-plane, and described inclined-plane is 4 with the scope of the angle α of vertical
Spend to 8 degree；First boss that on the periphery of described metal fixed seat left end, outside projection formation is connected with laser module and
The second boss being connected with described ferrule；Described metal fixed seat right-hand member is provided with the first shaft part connecting ferrule and the second axle
Section；Described metal fixed seat is in described second boss left end portion with diameter greater than described first shaft part and the second shaft part part
Diameter；The conical surface that the outer surface of described first shaft part and the second shaft part is 120 degree to 150 degree by the scope of tilt angle theta is even
Connect；Described ferrule is provided with the second linkage section of the first linkage section and tie jumper；Described first linkage section is provided with first
Shoulder hole, the second shoulder hole and the 3rd shoulder hole；Described first shoulder hole and the second shoulder hole connect described second shaft part respectively
With the first shaft part；Described 3rd shoulder hole connects described second boss.
The invention has the beneficial effects as follows：Ferrule assembly structure is simple, and optical fiber insertion loss and return loss are few；Module housing
And the metal device of precision, make the reliable and stable work of laser instrument, detector, and ensure the multiple plug of optical fiber, luminous power is steady
Fixed；Respectively form the adjustment of portion size by assembly, thus the light changing single mode LD laser instrument enters the focal length of multimode fibre,
Transmission in single-mode fiber for the optical signal of guarantee single mode LD laser instrument, prevents dropout, thus single mode LD laser instrument is used
In the optical transport of multimode fibre, improve the performance of optical module product, reduce production cost, improve production efficiency simultaneously.
On the basis of technique scheme, the present invention can also do following improvement.
Further：The length range apart from described metal fixed seat left side for the described first boss is 0.6mm to 1.2mm；
The width range of described first boss is 0.3mm to 0.7mm；The distance range of described first boss and second boss is 1.2mm
To 2mm；The width range of described second boss is 0.8mm to 1.2mm；Described second boss right side is apart from described metal nut cap
Length d of right side1Scope be 6mm to 8mm.
The beneficial effect of above-mentioned further scheme is：The size of described first boss and second boss facilitates connecting laser
Module.
Further：Described ceramic insertion core center is provided with the convenient central through hole placing optical fiber；Described ceramic insertion core with described
Metal fixed seat interference fit；Described metal fixed seat inner chamber is less than in described ceramic jacket in the internal diameter of described ceramic insertion core part
Pipe and the internal diameter of described metal nut cap part；Described metal nut cap and described metal fixed seat interference fit；Described metal nut cap
It is provided with through hole；Described through hole two ends are equipped with the conical surface facilitating the insertion of wire jumper lock pin.
Further：The diameter range of described first shaft part is 4mm to 6mm；The diameter range of described second shaft part is for 4mm extremely
6mm；The conical surface that the outer surface of described first shaft part and the second shaft part is 120 degree to 150 degree by the scope of tilt angle theta is even
Connect；The width d of the described conical surface4Scope be 0.1mm to 0.4mm；Described second shaft part left end is apart from described metal nut cap right-hand member
Length d in face2Scope be 2mm to 6mm.
The beneficial effect of above-mentioned further scheme is：The size of described first shaft part and the second shaft part is convenient to connect SC mouth gold
Belong to head, ST mouth ferrule and module housing etc., to realize multiple device unifications.
Further：Described metal fixed seat left side is 9mm to 11mm with the distance range of described metal nut cap right side；
Described porcelain bushing right side is apart from described metal nut cap left side apart from d3Scope be 0.05mm to 0.3mm.
Further：The inside diameter ranges of the endoporus of described porcelain bushing are 2mm to 4mm.
Further：Described porcelain bushing endoporus two ends be equipped with facilitate described ceramic insertion core and wire jumper lock pin insertion fall
Angle.
The beneficial effect of above-mentioned further scheme is：Porcelain bushing endoporus two ends are equipped with chamfering so that ceramic insertion core is inserted
It is convenient to enter, and smooth degree is high.
Further：The inside diameter ranges of described through hole are 2.2mm to 4.2mm.
Further：The ceramic material that described ceramic insertion core is adopted with described porcelain bushing is zirconium oxide.
The beneficial effect of above-mentioned further scheme is：Zirconia ceramicss have high tenacity, high-flexural strength and high-wearing feature,
It is suitable for making porcelain bushing and ceramic insertion core.
Brief description
Fig. 1 is the structural representation of the present invention double fibre ferrule assembly；
Fig. 2 is a kind of structural representation of ferrule of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing, the principle of the present invention and feature are described, example is served only for explaining the present invention, and
Non- for limiting the scope of the present invention.
As shown in figure 1, a kind of apparatus assembly for multimode fibre transmission of available single-mode laser, it includes double fine slotting
Core assembly and ferrule；Described double fibre ferrule assembly is by metal fixed seat 1, ceramic insertion core 2, porcelain bushing 3 and metal nut cap 4
Composition；Described porcelain bushing 3 is tubular structure with described metal nut cap 4；Described porcelain bushing 3 is placed in described metal fixed seat
In the middle part of 1 inner chamber；Described porcelain bushing 3 and the cooperation of described metal fixed seat 1 gap；Described metal fixed seat 1 is in described ceramic jacket
The right-hand member of pipe 3 is provided with described metal nut cap 4；Described metal fixed seat 1 described porcelain bushing 3 left end be provided with described pottery insert
Core 2；Described ceramic insertion core 2 left side is provided with inclined-plane, and described inclined-plane is 4 degree to 8 degree with the scope of the angle α of vertical；Institute
State the first boss 11 that on the periphery of metal fixed seat 1 left end, outside projection formation is connected with laser module and with described gold
Belong to the second boss 12 that head connects；Described metal fixed seat 1 right-hand member is provided with the first shaft part 13 connecting ferrule and the second shaft part
14；Described metal fixed seat 1 is in described second boss 12 left end portion with diameter greater than described first shaft part 13 and the second shaft part
The diameter of 14 parts；The outer surface of described first shaft part 13 and the second shaft part 14 is by the scope of tilt angle theta for 120 degree extremely
150 degree of the conical surface connects；Described ferrule is provided with the second linkage section 6 of the first linkage section 5 and tie jumper；Described first connection
Section 5 is provided with the first shoulder hole 51, the second shoulder hole 52 and the 3rd shoulder hole 53；Described first shoulder hole 51 and the second ladder
Hole 52 connects described second shaft part 14 and the first shaft part 13 respectively；Described 3rd shoulder hole 53 connects described second boss 12.
The first boss 11 that on the periphery of described metal fixed seat 1 left end, outside projection formation is connected with laser module
With second boss 12；The length range apart from described metal fixed seat 1 left side for the described first boss 11 is 0.6mm to 1.2mm,
Preferably 0.7mm to 0.8mm；The width range of described first boss 11 is 0.3mm to 0.7mm, preferably 0.5mm；Described first is convex
The distance range of platform 11 and second boss 12 is 1.2mm to 2mm, preferably 1.5mm to 1.55mm；The width of described second boss 12
Scope is 0.8mm to 1.2mm, preferably 0.95mm to 1mm；Described second boss 12 right side is apart from described metal nut cap 4 right-hand member
Length d in face1Scope be 6mm to 8mm, preferably 6.8mm；Described metal fixed seat 1 is provided with described second boss 12 right-hand member
First shaft part 13 and the second shaft part 14；Described metal fixed seat 1 is in described second boss 12 left end portion with diameter greater than described
First shaft part 13 and the diameter of the second shaft part 14 part.
The diameter range of described first shaft part 13 is 4mm to 6mm, preferably 4.67mm to 4.7mm；Described second shaft part 14
Diameter range is 4mm to 6mm, preferably 4.25mm to 4.35mm；The outer surface of described first shaft part 13 and the second shaft part 14 passes through
The scope of tilt angle theta is that 120 degree to 150 degree of the conical surface connects, preferably 135 degree；The width d of the described conical surface4Scope be
0.1mm to 0.4mm, preferably 0.2mm；Described second shaft part 14 left end is apart from length d of described metal nut cap 4 right side2Model
Enclose for 2mm to 6mm, preferably 3mm.
Described metal fixed seat 1 left side is 9mm to 11mm with the distance range of described metal nut cap 4 right side, preferably
10.5mm；Described porcelain bushing 3 right side is apart from described metal nut cap 4 left side apart from d3Scope be 0.05mm extremely
0.3mm, preferably 0.1mm；The inside diameter ranges of the endoporus of described porcelain bushing 3 are 2mm to 4mm, preferably 2.5mm；Described ceramic jacket
Pipe 3 endoporus two ends are equipped with the chamfering facilitating described ceramic insertion core 2 and the insertion of wire jumper lock pin；The inside diameter ranges of described through hole 41 are
2.2mm to 4.2mm, preferably 2.6mm to 2.65mm；The ceramic material that described ceramic insertion core 2 is adopted with described porcelain bushing 3 is oxygen
Change zirconium.
By changing the size of each ingredient of assembly, the light of adjustment LD laser instrument enters the focal length of multimode fibre, makes LD
The optical signal of laser instrument can transmit in multimode fibre, and can prevent dropout, thus by LD laser application to multimode light
In fibre, the employing of the present invention can tackle the market competition fierce at present, from the point of view of domestic millions of above consumptions, economical and social
Benefit is quite obvious.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (9)
1. a kind of available single-mode laser for multimode fibre transmission apparatus assembly it is characterised in that：Including double fibre lock pins
Assembly and ferrule；Described double fibre ferrule assembly is by metal fixed seat (1), ceramic insertion core (2), porcelain bushing (3) and metal
Block (4) forms；Described porcelain bushing (3) and described metal nut cap (4) are tubular structure；Described porcelain bushing (3) is placed in
In the middle part of described metal fixed seat (1) inner chamber；Described porcelain bushing (3) and the cooperation of described metal fixed seat (1) gap；Described metal
Fixed seat (1) is provided with described metal nut cap (4) in the right-hand member of described porcelain bushing (3)；Described metal fixed seat (1) is in described pottery
The left end of porcelain bushing shell (3) is provided with described ceramic insertion core (2)；Described ceramic insertion core (2) left side is provided with inclined-plane, described inclined-plane with
The scope of the angle α of vertical is 4 degree to 8 degree；On the periphery of described metal fixed seat (1) left end, outside projection forms and swashs
First boss (11) and the second boss (12) being connected with described ferrule that light device module connects；Described metal fixed seat (1)
Right-hand member is provided with the first shaft part (13) connecting ferrule and the second shaft part (14)；Described metal fixed seat (1) is convex described second
The diameter with diameter greater than described first shaft part (13) and the second shaft part (14) part of platform (12) left end portion；Described first shaft part
(13) outer surface of and the second shaft part (14) is connected by the conical surface that the scope of tilt angle theta is 120 degree to 150 degree；Described gold
Belong to the second linkage section (6) that head is provided with the first linkage section (5) and tie jumper；Described first linkage section (5) is provided with first
Shoulder hole (51), the second shoulder hole (52) and the 3rd shoulder hole (53)；Described first shoulder hole (51) and the second shoulder hole (52)
Connect described second shaft part (14) and the first shaft part (13) respectively；Described 3rd shoulder hole (53) connects described second boss
(12).
2. according to claim 1 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：The length range apart from described metal fixed seat (1) left side for the described first boss (11) is 0.6mm to 1.2mm；Described
The width range of first boss (11) is 0.3mm to 0.7mm；Described first boss (11) and the distance range of second boss (12)
For 1.2mm to 2mm；The width range of described second boss (12) is 0.8mm to 1.2mm；Described second boss (12) right side
Length d apart from described metal nut cap (4) right side1Scope be 6mm to 8mm.
3. according to claim 1 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：Described ceramic insertion core (2) center is provided with the convenient central through hole (21) placing optical fiber；Described ceramic insertion core (2) with described
Metal fixed seat (1) interference fit；Described metal fixed seat (1) inner chamber is less than in the internal diameter of described ceramic insertion core (2) part
Described porcelain bushing (3) and the internal diameter of described metal nut cap (4) part；Described metal nut cap (4) and described metal fixed seat (1)
Interference fit；Described metal nut cap (4) is provided with through hole (41)；Described through hole (41) two ends are equipped with and facilitate the insertion of wire jumper lock pin
The conical surface.
4. according to claim 1 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：The diameter range of described first shaft part (13) is 4mm to 6mm；The diameter range of described second shaft part (14) is for 4mm extremely
6mm；The width d of the described conical surface4Scope be 0.1mm to 0.4mm；Described second shaft part (14) left end is apart from described metal nut cap
(4) length d of right side2Scope be 2mm to 6mm.
5. according to claim 1 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：Described metal fixed seat (1) left side is 9mm to 11mm with the distance range of described metal nut cap (4) right side；Described
Porcelain bushing (3) right side is apart from described metal nut cap (4) left side apart from d3Scope be 0.05mm to 0.3mm.
6. according to claim 5 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：The inside diameter ranges of the endoporus of described porcelain bushing (3) are 2mm to 4mm.
7. according to claim 6 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：Described porcelain bushing (3) endoporus two ends are equipped with the chamfering facilitating described ceramic insertion core (2) and the insertion of wire jumper lock pin.
8. according to claim 3 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：The inside diameter ranges of described through hole (41) are 2.2mm to 4.2mm.
9. according to claim 1 a kind of available single-mode laser for multimode fibre transmission apparatus assembly, its feature
It is：The ceramic material that described ceramic insertion core (2) and described porcelain bushing (3) adopt is zirconium oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610784581.1A CN106405746A (en) | 2016-08-31 | 2016-08-31 | Device component capable of using single-mode laser and used for multi-mode optical fiber transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610784581.1A CN106405746A (en) | 2016-08-31 | 2016-08-31 | Device component capable of using single-mode laser and used for multi-mode optical fiber transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106405746A true CN106405746A (en) | 2017-02-15 |
Family
ID=58001275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610784581.1A Pending CN106405746A (en) | 2016-08-31 | 2016-08-31 | Device component capable of using single-mode laser and used for multi-mode optical fiber transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106405746A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238939A (en) * | 2017-08-08 | 2017-10-10 | 成都优博创通信技术股份有限公司 | A kind of confocal face optical fiber collimator and optical fiber |
| CN109375321A (en) * | 2018-12-07 | 2019-02-22 | 科新网通科技有限公司 | A kind of structure improving optical device optical port stability and its assemble method and optical device |
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| CN201402332Y (en) * | 2008-12-24 | 2010-02-10 | 苏州天孚精密陶瓷有限公司 | Optical fiber interface module |
| CN201600470U (en) * | 2010-01-11 | 2010-10-06 | 深圳市盈迅精密机械有限责任公司 | Optical fiber contact pin |
| CN202748503U (en) * | 2012-07-27 | 2013-02-20 | 奉化市宇达高科光电器件有限公司 | Single fiber bi-directional optical device with connector |
| CN203324525U (en) * | 2013-06-18 | 2013-12-04 | 武汉万湖科技有限公司 | Single-fiber bidirectional optical communication device |
| CN106291831A (en) * | 2016-08-30 | 2017-01-04 | 武汉元创光电科技有限公司 | A kind of novel simplex optical module device and assembly method thereof |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201402332Y (en) * | 2008-12-24 | 2010-02-10 | 苏州天孚精密陶瓷有限公司 | Optical fiber interface module |
| CN201600470U (en) * | 2010-01-11 | 2010-10-06 | 深圳市盈迅精密机械有限责任公司 | Optical fiber contact pin |
| CN202748503U (en) * | 2012-07-27 | 2013-02-20 | 奉化市宇达高科光电器件有限公司 | Single fiber bi-directional optical device with connector |
| CN203324525U (en) * | 2013-06-18 | 2013-12-04 | 武汉万湖科技有限公司 | Single-fiber bidirectional optical communication device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107238939A (en) * | 2017-08-08 | 2017-10-10 | 成都优博创通信技术股份有限公司 | A kind of confocal face optical fiber collimator and optical fiber |
| CN109375321A (en) * | 2018-12-07 | 2019-02-22 | 科新网通科技有限公司 | A kind of structure improving optical device optical port stability and its assemble method and optical device |
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Application publication date: 20170215 |