CN110308522A - A kind of coarse wavelength division multiplexer device - Google Patents
A kind of coarse wavelength division multiplexer device Download PDFInfo
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- CN110308522A CN110308522A CN201910616372.XA CN201910616372A CN110308522A CN 110308522 A CN110308522 A CN 110308522A CN 201910616372 A CN201910616372 A CN 201910616372A CN 110308522 A CN110308522 A CN 110308522A
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- light beam
- module
- spectrophotometric unit
- optical fiber
- light
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- 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
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
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- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses a kind of coarse wavelength division multiplexer devices, the spectral module of the multiplexer includes the first spectrophotometric unit and the second spectrophotometric unit, optical path adjusting module is set between the first spectrophotometric unit and the second spectrophotometric unit, entire optical splitter internal structure is more compact, reuse wavelengths number is abundant, avoids dilatation higher cost in the future；Setting wavelength-division multiplex room and optical fiber head fixed chamber in casing simultaneously, it is more stable after guarantee Optical fiber plug insertion, it is not easily to fall off.
Description
Technical field
The present invention relates to fiber optic communication Passive Optical Components technical field, more particularly to a kind of use in sparse wave-division is multiple
Use device.
Background technique
Currently, people increasingly improve the demand of communication bandwidth, wavelength-division multiplex with the rapid development of fiber optic communication
The appearance of (Wavelength Division Multiplexing, WDM) technology is so that the bandwidth of fiber optic communication is able into multiplication
It is long.Coarse wavelength division multiplexer is also known as coarse wavelength division multiplexing (Coarse Wavelength Division Multiplexing, CWDM)
A kind of biggish wavelength-division multiplex technique of channel spacing.Compared to dense wave division multipurpose, this technology can be effectively reduced device
Cost, be a kind of inexpensive wavelength-division multiplex technique towards short distance net.The wherein coarse wavelength division multiplexing technology of 20nm channel spacing,
It is controlled due to it with biggish processing tolerance and without temperature, is used for the short distances interconnection such as data center's communication.
But existing coarse wavelength division multiplexer device has the disadvantages that in practical application
1, the reuse wavelengths number supported on simple optical fiber is less, leads to dilatation higher cost in the future；
2, structure design is not reasonable, and Optical fiber plug is inserted into rear stability deficiency, is easy to fall off.
Therefore, how to provide a kind of coarse wavelength division multiplexer device of structure design more rationally, more than reuse wavelengths number is this
The problem of field technical staff's urgent need to resolve.
Summary of the invention
In view of this, the coarse wavelength division multiplexer device structure designs more the present invention provides a kind of coarse wavelength division multiplexer device
Rationally, reuse wavelengths number is more and has preferably heat dissipation effect.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of coarse wavelength division multiplexer device including casing and the light beam input module set on casing internal, light beam output module, divides
Optical module and optical path adjusting module,
The light beam input module is for inputting light beam to be processed；
The spectral module includes the first spectrophotometric unit and the second spectrophotometric unit, and the optical path adjusting module is set to described first point
Between light unit and the second spectrophotometric unit, first spectrophotometric unit is used to carry out at primary light splitting the light beam to be processed
Reason, the optical path adjusting module are used to carry out optical path adjusting to the light beam of a light-splitting processing, and second spectrophotometric unit is used for
Secondary light-splitting processing is carried out to the light beam for carrying out optical path adjusting；
The light beam output module is used to export the light beam of secondary light-splitting processing.
On the basis of above scheme, explanation is further explained to technical solution of the present invention.
Further, the light beam output module includes multiple light beam followers, is handled through second spectrophotometric unit
Light beam passes through multiple locating light beam follower outputs respectively.
Further, first spectrophotometric unit includes multiple fiber optic splitters, and multiple fiber optic splitters pass through end
Face bonding connection.
Further, wavelength-division multiplex room and optical fiber head fixed chamber, the light beam input module, light beam are equipped in the casing
Output module, spectral module and optical path adjusting module are set in the wavelength-division multiplex room, the wavelength-division multiplex room with it is described
Optical fiber head fixed chamber is isolated by partition, and the partition is equipped with import in optical fiber, on the lateral wall of the optical fiber head fixed chamber
Equipped with import outside optical fiber corresponding with entrance location in the optical fiber.
Further, in the outer import of optical fiber and optical fiber the size of import with the size matched design of Optical fiber plug.In this way
Optical fiber plug is not easy to loosen in light head fixed chamber, more difficult to fall off.
Further, the casing one side wall is equipped with bar radiating hole.The setting of bar radiating hole can make in casing
Component operation generate heat shed in time, improve the service life of multiplexer.
It can be seen via above technical scheme that compared with prior art, it is multiple that the present disclosure provides a kind of use in sparse wave-division
With device, the spectral module of the multiplexer includes that the first spectrophotometric unit and the second spectrophotometric unit, optical path adjusting module are set to first
Between spectrophotometric unit and the second spectrophotometric unit, entire optical splitter internal structure is more compact, and reuse wavelengths number is abundant, avoids day
Dilatation higher cost afterwards；Setting wavelength-division multiplex room and optical fiber head fixed chamber in casing simultaneously, after guarantee Optical fiber plug insertion more
Stablize, it is not easily to fall off.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 attached drawing is a kind of overall structure diagram of coarse wavelength division multiplexer device provided by the invention；
Fig. 2 attached drawing is casing internal module composition schematic diagram in a kind of coarse wavelength division multiplexer device provided by the invention；
Fig. 3 attached drawing is structural profile illustration in a kind of coarse wavelength division multiplexer device casing provided by the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to attached drawing 1 and Fig. 2, the embodiment of the invention discloses a kind of coarse wavelength division multiplexer device, including casing 1 and it is set to
Light beam input module 2, light beam output module 5, spectral module 3 and optical path adjusting module 4 inside casing 1,
Light beam input module 2 is for inputting light beam to be processed；
Spectral module 3 includes the first spectrophotometric unit 31 and the second spectrophotometric unit 32, and optical path adjusting module 4 is set to the first spectrophotometric unit
31 and second between spectrophotometric unit 32, and the first spectrophotometric unit 31 is used to carry out a light-splitting processing, optical path to light beam to be processed
Adjustment module 4 is used to carry out the light beam of a light-splitting processing optical path adjusting, and the second spectrophotometric unit 32 is used for progress optical path tune
The light beam of section carries out secondary light-splitting processing；
Light beam output module 5 is used to export the light beam of secondary light-splitting processing.
On the basis of above scheme, explanation is further explained to technical solution of the present invention.
In a specific embodiment, light beam output module 5 includes multiple light beam followers 51, through the second spectrophotometric unit
The light beam of 32 processing passes through multiple locating light beam followers 51 respectively and exports.
In a specific embodiment, the first spectrophotometric unit 31 includes multiple fiber optic splitters, multiple fiber optic splitters
Pass through end face bonding connection.
Referring to attached drawing 3, in a specific embodiment, wavelength-division multiplex room 12 and optical fiber head fixed chamber are equipped in casing 1
13, light beam input module 2, light beam output module 5, spectral module 3 and optical path adjusting module 4 are set to wavelength-division multiplex room 12
Interior, wavelength-division multiplex room 12 is isolated with optical fiber head fixed chamber 13 by partition, and partition is equipped with import 14 in optical fiber, and optical fiber head is fixed
The lateral wall of room 13 is equipped with import 15 outside optical fiber corresponding with 14 position of import in optical fiber.
In a specific embodiment, in the outer import 15 of optical fiber and optical fiber the size of import 14 with the ruler of Optical fiber plug
Very little matched design.Optical fiber plug is not easy to loosen in light head fixed chamber 13 in this way, more difficult to fall off.
In a specific embodiment, the one side wall of casing 1 is equipped with multiple bar radiating holes 11.Bar radiating hole 11
Setting can make the component in casing operation generate heat shed in time, improve the service life of multiplexer.
The embodiment of the present invention, which discloses, provides a kind of coarse wavelength division multiplexer device, and the spectral module of the multiplexer includes first point
Light unit and the second spectrophotometric unit, optical path adjusting module are set between the first spectrophotometric unit and the second spectrophotometric unit, and entire point
Light device internal structure is more compact, and reuse wavelengths number is abundant, avoids dilatation higher cost in the future；Wavelength-division is set in casing simultaneously
It is multiplexed room and optical fiber head fixed chamber, it is more stable after guarantee Optical fiber plug insertion, it is not easily to fall off；The design of bar radiating hole guarantees
Heat in casing can shed in time, improve the service life of coarse wavelength division multiplexer device.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (5)
1. a kind of coarse wavelength division multiplexer device, which is characterized in that including casing and set on light beam input module, the light of casing internal
Beam output module, spectral module and optical path adjusting module,
The light beam input module is for inputting light beam to be processed；
The spectral module includes the first spectrophotometric unit and the second spectrophotometric unit, and the optical path adjusting module is set to described first point
Between light unit and the second spectrophotometric unit, first spectrophotometric unit is used to carry out at primary light splitting the light beam to be processed
Reason, the optical path adjusting module are used to carry out optical path adjusting to the light beam of a light-splitting processing, and second spectrophotometric unit is used for
Secondary light-splitting processing is carried out to the light beam for carrying out optical path adjusting；
The light beam output module is used to export the light beam of secondary light-splitting processing.
2. a kind of coarse wavelength division multiplexer device according to claim 1, which is characterized in that the light beam output module includes more
A light beam follower, the light beam handled through second spectrophotometric unit pass through multiple locating light beam follower outputs respectively.
3. a kind of coarse wavelength division multiplexer device according to claim 1, which is characterized in that first spectrophotometric unit includes more
A fiber optic splitter, multiple fiber optic splitters pass through end face bonding connection.
4. a kind of coarse wavelength division multiplexer device according to claim 1, which is characterized in that be equipped with wavelength-division multiplex in the casing
Room and optical fiber head fixed chamber, the light beam input module, light beam output module, spectral module and optical path adjusting module are set to
In the wavelength-division multiplex room, the wavelength-division multiplex room is isolated with the optical fiber head fixed chamber by partition, and the partition is equipped with
Import in optical fiber, the lateral wall of the optical fiber head fixed chamber be equipped with outside optical fiber corresponding with entrance location in the optical fiber into
Mouthful.
5. a kind of coarse wavelength division multiplexer device according to claim 1, which is characterized in that the casing one side wall is equipped with item
Shape heat release hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910616372.XA CN110308522A (en) | 2019-07-09 | 2019-07-09 | A kind of coarse wavelength division multiplexer device |
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| CN201910616372.XA CN110308522A (en) | 2019-07-09 | 2019-07-09 | A kind of coarse wavelength division multiplexer device |
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| CN201910616372.XA Pending CN110308522A (en) | 2019-07-09 | 2019-07-09 | A kind of coarse wavelength division multiplexer device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301094A (en) * | 1999-12-17 | 2001-06-27 | Jds尤尼费斯公司 | Optical deplexing/complexing device |
| CN1545238A (en) * | 2003-11-13 | 2004-11-10 | 上海交通大学 | Eight-channel full fiber coarse wavelength-division multiplexer/demultiplexer |
| CN101009530A (en) * | 2006-01-23 | 2007-08-01 | 华为技术有限公司 | Passive optical network, multiplexing/de-multiplexing device and method supporting the multicast service |
| CN101615969A (en) * | 2009-08-12 | 2009-12-30 | 烽火通信科技股份有限公司 | A kind of de-multiplexing system of wavelength division multiplexing network |
| CN204442394U (en) * | 2015-03-31 | 2015-07-01 | 北京拓瑞光通信设备有限公司 | A kind of CWDM/DWDM wavelength division multiplexer |
| CN205910373U (en) * | 2016-08-25 | 2017-01-25 | 四川光发科技有限公司 | CWDM module |
| CN207623596U (en) * | 2017-12-28 | 2018-07-17 | 厦门思科图光电科技有限公司 | A kind of Coarse Wave Division Multiplexer babinet |
-
2019
- 2019-07-09 CN CN201910616372.XA patent/CN110308522A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301094A (en) * | 1999-12-17 | 2001-06-27 | Jds尤尼费斯公司 | Optical deplexing/complexing device |
| CN1545238A (en) * | 2003-11-13 | 2004-11-10 | 上海交通大学 | Eight-channel full fiber coarse wavelength-division multiplexer/demultiplexer |
| CN101009530A (en) * | 2006-01-23 | 2007-08-01 | 华为技术有限公司 | Passive optical network, multiplexing/de-multiplexing device and method supporting the multicast service |
| CN101615969A (en) * | 2009-08-12 | 2009-12-30 | 烽火通信科技股份有限公司 | A kind of de-multiplexing system of wavelength division multiplexing network |
| CN204442394U (en) * | 2015-03-31 | 2015-07-01 | 北京拓瑞光通信设备有限公司 | A kind of CWDM/DWDM wavelength division multiplexer |
| CN205910373U (en) * | 2016-08-25 | 2017-01-25 | 四川光发科技有限公司 | CWDM module |
| CN207623596U (en) * | 2017-12-28 | 2018-07-17 | 厦门思科图光电科技有限公司 | A kind of Coarse Wave Division Multiplexer babinet |
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