CN104090343A - Low-cost receiver optical subassembly - Google Patents
Low-cost receiver optical subassembly Download PDFInfo
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- CN104090343A CN104090343A CN201410378979.6A CN201410378979A CN104090343A CN 104090343 A CN104090343 A CN 104090343A CN 201410378979 A CN201410378979 A CN 201410378979A CN 104090343 A CN104090343 A CN 104090343A
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- shell
- optical fiber
- lock pin
- interface component
- fiber interface
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Abstract
The invention discloses a low-cost receiver optical subassembly which comprises a shell, an insertion core, an optical fiber and a sleeve, wherein the shell is barrel-shaped; a through slot penetrating through the shell along the axial direction is formed in the shell; the shell is provided with a first barrel body, a second barrel body and a third barrel body which are arranged from left to right; the outer diameter of the first barrel body is smaller than that of the second barrel body; the outer diameter of the third barrel body is smaller than that of the first barrel body; the sleeve is contained in the through slot of the shell; the insertion core is at least partially contained in the sleeve and partially extends out of the shell towards the left direction; the optical fiber is arranged in the insertion core; a clearance is reserved between the insertion core and the shell and is filled with insulation glue. The shell adopts an integrated structure; a rear cover is eliminated; therefore, the production cost is lowered.
Description
Technical field
The present invention is relevant to a kind of optical fiber interface component (ROSA), relates in particular to one optical fiber interface component cheaply.
Background technology
Optical fiber interface component (Receiver Optical Subassembly; ROSA) abbreviation.Light delivery module is divided into single-mode optics transport module and multimode light delivery module, comprises optical secondary module (Optical Subassembly on integral product framework; And electronics secondary module (Electrical Subassembly OSA); ESA) two large divisions.First brilliant part of heap of stone is using gallium arsenide (GaAs), indium phosphide (InP), InGaAsP (InGaAs) etc. as luminous and inspection luminescent material, utilizes organic metal vapour deposition process (Metal-Organic Chemical Vapor Deposition; The mode such as MOCVD), makes wafer of heap of stone.In chip processing procedure, will build wafer, make laser diode.By laser diode, the assemblies such as collocation filter, crown cap, are packaged into TO can(Transmitter Outline can subsequently), then by assemblies such as this TO can and porcelain bushings, be packaged into optical secondary module (OSA).The electronics secondary module (ESA) of finally arranging in pairs or groups again, electronics secondary module inside comprises transmits and receives two drive IC, in order to drive laser diode and inspection optical diode, so in conjunction with forming light delivery module.
Optical secondary module can be subdivided into again light emission secondary module (Transmitter Optical Subassembly; TOSA) with optical fiber interface component (Receiver Optical Subassembly cheaply; ROSA).
The optical fiber interface component of prior art is assembled by two-part construction shell and bonnet, and production cost is high, is necessary to improve in fact.
Summary of the invention
Technical matters to be solved by this invention is: one optical fiber interface component is cheaply provided, and its production cost is low.
For solving the problems of the technologies described above, technical scheme of the present invention is:
One is optical fiber interface component cheaply, it comprises: shell, lock pin, optical fiber and sleeve pipe, described shell is tubular, described shell is provided with the groove that in axial direction runs through shell, described shell has the first cylindrical shell arranging from left to right, the second cylindrical shell and the 3rd cylindrical shell, the external diameter of described the first cylindrical shell is less than the external diameter of described the second cylindrical shell, the external diameter of described the 3rd cylindrical shell is less than the external diameter of the first cylindrical shell, described sleeve pipe is contained in the groove of shell, described lock pin is contained in sleeve pipe at least partly, described lock pin also has part to extend beyond shell left, described optical fiber is arranged in lock pin, between described lock pin and shell, be provided with gap, in described gap, fill and expired insulation colloid.
Adopted technique scheme, beneficial effect of the present invention is: shell is structure as a whole, and has omitted bonnet, has reduced production cost.
Further improvement of the present invention is as follows:
Further, the right-hand member of described shell is provided with outer chamfering, and the right-hand member of described shell is tip-shape.
Further, the inwall of described shell grows two projections, described sleeve pipe and two projection interference engagement.
Further, described lock pin coordinates with sleeve interference.
Further, the left end of described lock pin is provided with two the first chamferings, and the right-hand member of described lock pin is provided with two the second chamferings.
Further, described shell is provided with the first interior chamfering at the left side place of groove.
Further, described shell is provided with the second interior chamfering at the right side place of groove.
Further, described insulation colloid extends the left side wall that does not exceed shell left.
Further, described shell is metalwork.
Further, described lock pin is KYOCERA's lock pin.
brief description of the drawings
Fig. 1 is the cross-sectional schematic of optical fiber interface component cheaply of the present invention.
Component symbol explanation in figure: 100. optical fiber interface components cheaply, 1. shell, 10. groove, 11. first cylindrical shells, 12. second cylindrical shells, 13. the 3rd cylindrical shells, 14. outer chamferings, 15. projections, 16. first interior chamferings, 17. second interior chamferings, 18. left side walls, 2. lock pin, 21. first chamferings, 22. second chamfering, 3. optical fiber, 4. sleeve pipe, 5. insulation colloid.
embodiment
Below in conjunction with drawings and Examples, the present invention is illustrated further.
As shown in Figure 1, be one according to the invention optical fiber interface component 100 cheaply, it comprises: shell 1, lock pin 2, optical fiber 3 and sleeve pipe 4.
Described shell 1 is tubular, and described shell 1 is provided with the groove 10 that in axial direction runs through shell 1, and described shell 1 has the first cylindrical shell 11, the second cylindrical shell 12 and the 3rd cylindrical shell 13 that arrange from left to right.The external diameter of described the first cylindrical shell 11 is less than the external diameter of described the second cylindrical shell 12, and the external diameter of described the 3rd cylindrical shell 13 is less than the external diameter of the first cylindrical shell 11.Described sleeve pipe 4 is contained in the groove 10 of shell 1.
Described lock pin 2 is contained in sleeve pipe 4 at least partly, and described lock pin 2 also has part to extend beyond shell 1 left.Described optical fiber 3 is arranged in lock pin 2.Between described lock pin 2 and shell 1, be provided with gap, in described gap, fill and expired insulation colloid 5.
The right-hand member of described shell 1 is provided with outer chamfering 14, and the right-hand member of described shell 1 is tip-shape.The inwall of described shell 1 grows two projections 15, described sleeve pipe 4 and two projection 15 interference engagement.Described lock pin 2 and sleeve pipe 4 interference fit.The left end of described lock pin 2 is provided with two the first chamferings 21, and the right-hand member of described lock pin 2 is provided with two the second chamferings 22.
Described shell 1 is provided with the first interior chamfering 16 at the left side place of groove 10.Described shell 1 is provided with the second interior chamfering 17 at the right side place of groove 10.Described insulation colloid 5 extends the left side wall 18 that does not exceed shell 1 left.
Described shell 1 is metalwork.Described lock pin 2 is KYOCERA's lock pin.
The present invention is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done, within all dropping on protection scope of the present invention.
Claims (10)
1. an optical fiber interface component cheaply, it comprises: shell, lock pin, optical fiber and sleeve pipe, described shell is tubular, it is characterized in that: described shell is provided with the groove that in axial direction runs through shell, described shell has the first cylindrical shell arranging from left to right, the second cylindrical shell and the 3rd cylindrical shell, the external diameter of described the first cylindrical shell is less than the external diameter of described the second cylindrical shell, the external diameter of described the 3rd cylindrical shell is less than the external diameter of the first cylindrical shell, described sleeve pipe is contained in the groove of shell, described lock pin is contained in sleeve pipe at least partly, described lock pin also has part to extend beyond shell left, described optical fiber is arranged in lock pin, between described lock pin and shell, be provided with gap, in described gap, fill and expired insulation colloid.
2. the optical fiber interface component cheaply as described in claim 1, is characterized in that: the right-hand member of described shell is provided with outer chamfering, and the right-hand member of described shell is tip-shape.
3. the optical fiber interface component cheaply as described in claim 1, is characterized in that: the inwall of described shell grows two projections described sleeve pipe and two projection interference engagement.
4. the optical fiber interface component cheaply as described in claim 3, is characterized in that: described lock pin coordinates with sleeve interference.
5. the optical fiber interface component cheaply as described in claim 4, is characterized in that: the left end of described lock pin is provided with two the first chamferings, and the right-hand member of described lock pin is provided with two the second chamferings.
6. the optical fiber interface component cheaply as described in claim 5, is characterized in that: described shell is provided with the first interior chamfering at the left side place of groove.
7. the optical fiber interface component cheaply as described in claim 6, is characterized in that: described shell is provided with the second interior chamfering at the right side place of groove.
8. the optical fiber interface component cheaply as described in claim 7, is characterized in that: described insulation colloid extends the left side wall that does not exceed shell left.
9. the optical fiber interface component cheaply as described in claim 8, is characterized in that: described shell is metalwork.
10. the optical fiber interface component cheaply as described in claim 9, is characterized in that: described lock pin is KYOCERA's lock pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410378979.6A CN104090343B (en) | 2014-08-04 | 2014-08-04 | The optical fiber interface component of low cost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410378979.6A CN104090343B (en) | 2014-08-04 | 2014-08-04 | The optical fiber interface component of low cost |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104090343A true CN104090343A (en) | 2014-10-08 |
| CN104090343B CN104090343B (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410378979.6A Active CN104090343B (en) | 2014-08-04 | 2014-08-04 | The optical fiber interface component of low cost |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154438A (en) * | 2016-08-19 | 2016-11-23 | 桂林福冈新材料有限公司 | A kind of optical fiber interface component |
| CN106154439A (en) * | 2016-08-19 | 2016-11-23 | 桂林福冈新材料有限公司 | A kind of novel optical fiber interface component |
| CN106199858A (en) * | 2016-08-19 | 2016-12-07 | 桂林福冈新材料有限公司 | A kind of optical fiber interface component of high-reliability |
Citations (5)
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| CN201107438Y (en) * | 2007-11-07 | 2008-08-27 | 深圳市翔通光电技术有限公司 | Laser / detector optical fiber interface component |
| JP4739987B2 (en) * | 2006-02-28 | 2011-08-03 | 株式会社フジクラ | Optical fiber connection structure and optical fiber connection method |
| CN202196204U (en) * | 2011-08-24 | 2012-04-18 | 苏州天孚光通信股份有限公司 | Insulation optical fiber interface module |
| CN103676034A (en) * | 2013-12-11 | 2014-03-26 | 苏州天孚光通信股份有限公司 | Dispensing process of optical communication transceiver |
| CN204065474U (en) * | 2014-08-05 | 2014-12-31 | 苏州天孚光通信股份有限公司 | The optical fiber interface component of low cost |
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2014
- 2014-08-04 CN CN201410378979.6A patent/CN104090343B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4739987B2 (en) * | 2006-02-28 | 2011-08-03 | 株式会社フジクラ | Optical fiber connection structure and optical fiber connection method |
| CN201107438Y (en) * | 2007-11-07 | 2008-08-27 | 深圳市翔通光电技术有限公司 | Laser / detector optical fiber interface component |
| CN202196204U (en) * | 2011-08-24 | 2012-04-18 | 苏州天孚光通信股份有限公司 | Insulation optical fiber interface module |
| CN103676034A (en) * | 2013-12-11 | 2014-03-26 | 苏州天孚光通信股份有限公司 | Dispensing process of optical communication transceiver |
| CN204065474U (en) * | 2014-08-05 | 2014-12-31 | 苏州天孚光通信股份有限公司 | The optical fiber interface component of low cost |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154438A (en) * | 2016-08-19 | 2016-11-23 | 桂林福冈新材料有限公司 | A kind of optical fiber interface component |
| CN106154439A (en) * | 2016-08-19 | 2016-11-23 | 桂林福冈新材料有限公司 | A kind of novel optical fiber interface component |
| CN106199858A (en) * | 2016-08-19 | 2016-12-07 | 桂林福冈新材料有限公司 | A kind of optical fiber interface component of high-reliability |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104090343B (en) | 2016-09-14 |
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Address after: No. 695 Changjiang Road, Suzhou High-tech Zone, Jiangsu Province Patentee after: Suzhou TFC Optical Communication Co., Ltd. Address before: High tech Zone Suzhou city Jiangsu province 215000 Yinzhu Road No. 17 Patentee before: Suzhou TFC Optical Communication Co., Ltd. |