CN206147140U - Production single mode DTS high performance optical fiber filter for light source - Google Patents
Production single mode DTS high performance optical fiber filter for light source Download PDFInfo
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- CN206147140U CN206147140U CN201621191217.6U CN201621191217U CN206147140U CN 206147140 U CN206147140 U CN 206147140U CN 201621191217 U CN201621191217 U CN 201621191217U CN 206147140 U CN206147140 U CN 206147140U
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Abstract
The utility model discloses a production single mode DTS high performance optical fiber filter for light source, which comprises an outer shell, the one end fixedly connected with input optic fibre of shell, the fixed output optical fibre that is equipped with of the other end of shell, the inside input of shell is inlayed and is had collimating device, the fixed filter plate that is equipped with in inside middle part of shell, the fixed focusing lens that is equipped with of inside output of shell. The device structural design is simple reasonable, and convenient operation is favorable to adjusting, and with low costs, application scope is wide, and the safety and stability is favorable to popularizing.
Description
Technical field
This utility model belongs to optical fiber filter technical field, and in particular to one kind produces single mode DTS high-performance light sources and uses
Optical fiber filter.
Background technology
In optical communication field, either communication system, or test system is commonly used to various optical fiber filters.And
And various different wave filter are generally required in a system be used in conjunction with, but existing filter function is single, inconvenience
In regulation, the scope of application is by narrow, the proportion increasing that this cost for resulting in optical fiber filter in systems is accounted in system cost
Greatly, extensive popularization and utilization is not suitable for.
Utility model content
The purpose of this utility model is to provide a kind of generation single mode DTS high-performance light sources optical fiber filters, to solve
The problem proposed in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme：One kind produces single mode DTS high-performance light sources and uses
Optical fiber filter, including shell, one end of the shell is fixedly connected with input optical fibre, and the other end of the shell is fixed with
Output optical fibre, the inside input of the shell is inlaid with collimator apparatuses, and the bosom position of the shell is fixed with filter
Wave plate, the internal output terminal of the shell is fixed with condenser lenses.
Preferably, the inner surface of the shell is pasted with quartz ampoule by silica gel, and the outer surface of shell has sprayed phenolic aldehyde
Resin etch resistant layer.
Preferably, the collimator apparatuses include the first pipeline and second pipe, and the end integral type of first pipeline sets
The one end for having screw shackle, the second pipe is provided with the threaded connection groove corresponding with screw shackle, and is threadedly coupled
Ring is stretched into and is threadedly coupled with second pipe in threaded connection groove, and the connection end inside first pipeline and second pipe is fixed
It is provided with concavees lens.
Preferably, the internal diameter and external diameter all same of first pipeline and second pipe.
Preferably, the outfan outer surface of the shell is provided with adjustable handrail, and adjustable handrail is fixed with second pipe and connected
Connect.
Technique effect of the present utility model and advantage：The generation single mode DTS high-performance light sources optical fiber filters, structure letter
It is single, it is reasonable in design, by adjusting collimator apparatuses in the distance between two concavees lens can realize the collimation of different wave length, be easy to
Adjust, filter plate filters the wavelength that interception is not straight line, it is ensured that straight wave is then focused into lens by being irradiated on condenser lenses
Straight wave Refractive focusing is being passed to output lead optical fiber, easy to operate, low cost is conducive to popularizing.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is sectional view of the present utility model；
Fig. 3 is the structural representation of this utility model collimator apparatuses.
In figure：1 shell, 2 input optical fibres, 3 output optical fibres, 4 adjustable handrails, 5 collimator apparatuses, 51 first pipelines, 52 screw threads
Connection ring, 53 second pipes, 54 threaded connection grooves, 55 concavees lens, 6 filter plates, 7 condenser lenses.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
This utility model provides a kind of generation single mode DTS high-performance light sources optical fiber filters as Figure 1-3, bag
Shell 1 is included, one end of the shell 1 is fixedly connected with input optical fibre 2, and the other end of the shell 1 is fixed with output optical fibre
3, the inside input of the shell 1 is inlaid with collimator apparatuses 5, and the bosom position of the shell 1 is fixed with filter plate
6, the internal output terminal of the shell 1 is fixed with condenser lenses 7.
Further, the inner surface of the shell 1 is pasted with quartz ampoule by silica gel, and the outer surface of shell 1 has been sprayed
Phenolic resin etch resistant layer.The service life of shell 1 is can ensure that, stability is improved.
Further, the collimator apparatuses 5 include the first pipeline 51 and second pipe 53, first pipeline 51 and second
The internal diameter and external diameter all same of pipeline 53, the end integral type of first pipeline 51 is provided with screw shackle 52, and described second
One end of pipeline 53 is provided with the threaded connection groove 54 corresponding with screw shackle 52, and screw shackle 52 stretches into threaded connection
It is threadedly coupled with second pipe 53 in groove 54, the connection end inside first pipeline 51 and second pipe 53 is fixed with recessed
Lens 55.The regulation of collimator apparatuses 5 can be facilitated, for needing the distance between different wavelength regulation concavees lens 55.
Further, the outfan outer surface of the shell 1 is provided with adjustable handrail 4, and adjustable handrail 4 and second pipe 53
It is fixedly connected.Can be conducive to adjusting collimator apparatuses 5, be easy to operate.
The generation single mode DTS high-performance light sources optical fiber filters, during work, input optical fibre 2 is input to optical signal outer
Inside shell 1, and it is radiated on collimator apparatuses 5 refraction and is in line ripple, the lightwave signal that people can stay as needed is rotating
Adjustable handrail 4 makes two concavees lens 55 in collimator apparatuses 5 apart from change, so as to the lightwave signal change for completing corresponding is in line
Ripple signal, the surface of shell 1 is provided with scale positioned at the side of adjustable handrail 4, and scale is marked with corresponding wavelength, the mistake of filter plate 6
Filter interception is not the wavelength of straight line, it is ensured that straight wave is then focused into lens 7 straight wave by being irradiated on condenser lenses 7
Refractive focusing to output lead optical fiber 3 is passed, the apparatus structure design advantages of simple, easy to operate, is conducive to adjusting, cost
Low, applied widely, safety and stability is conducive to popularizing.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although being described in detail to this utility model with reference to the foregoing embodiments, for those skilled in the art
For, it still can modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
Should be included within protection domain of the present utility model.
Claims (5)
1. it is a kind of to produce single mode DTS high-performance light sources optical fiber filters, including shell（1）, it is characterised in that：The shell
（1）One end be fixedly connected with input optical fibre（2）, the shell（1）The other end be fixed with output optical fibre（3）, it is described outer
Shell（1）Inside input be inlaid with collimator apparatuses（5）, the shell（1）Bosom position be fixed with filter plate
（6）, the shell（1）Internal output terminal be fixed with condenser lenses（7）.
2. one kind according to claim 1 produces single mode DTS high-performance light sources optical fiber filters, it is characterised in that：Institute
State shell（1）Inner surface quartz ampoule, and shell are pasted with by silica gel（1）Outer surface to have sprayed phenolic resin anticorrosive
Layer.
3. one kind according to claim 1 produces single mode DTS high-performance light sources optical fiber filters, it is characterised in that：Institute
State collimator apparatuses（5）Including the first pipeline（51）And second pipe（53）, first pipeline（51）End integral type be provided with
Screw shackle（52）, the second pipe（53）One end be provided with and screw shackle（52）Corresponding threaded connection groove
（54）, and screw shackle（52）Stretch into threaded connection groove（54）Interior and second pipe（53）Threaded connection, first pipeline
（51）And second pipe（53）Internal connection end is fixed with concavees lens（55）.
4. one kind according to claim 3 produces single mode DTS high-performance light sources optical fiber filters, it is characterised in that：Institute
State the first pipeline（51）And second pipe（53）Internal diameter and external diameter all same.
5. the one kind according to any one of claim 1 and 3 produces single mode DTS high-performance light sources optical fiber filters, and it is special
Levy and be：The shell（1）Outfan outer surface be provided with adjustable handrail（4）, and adjustable handrail（4）With second pipe（53）Gu
Fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621191217.6U CN206147140U (en) | 2016-11-05 | 2016-11-05 | Production single mode DTS high performance optical fiber filter for light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621191217.6U CN206147140U (en) | 2016-11-05 | 2016-11-05 | Production single mode DTS high performance optical fiber filter for light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206147140U true CN206147140U (en) | 2017-05-03 |
Family
ID=58625086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621191217.6U Active CN206147140U (en) | 2016-11-05 | 2016-11-05 | Production single mode DTS high performance optical fiber filter for light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206147140U (en) |
-
2016
- 2016-11-05 CN CN201621191217.6U patent/CN206147140U/en active Active
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