CN209167589U - A kind of optical circulator - Google Patents
A kind of optical circulator Download PDFInfo
- Publication number
- CN209167589U CN209167589U CN201822126792.3U CN201822126792U CN209167589U CN 209167589 U CN209167589 U CN 209167589U CN 201822126792 U CN201822126792 U CN 201822126792U CN 209167589 U CN209167589 U CN 209167589U
- Authority
- CN
- China
- Prior art keywords
- optical circulator
- shell
- optical
- core
- circulator shell
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of optical circulators, including an optical circulator shell, one optical circulator core, multiple optical fiber collimators, the optical circulator core is mounted in optical circulator shell, the optical circulator core is by two birefringece crystals, two magnet rings and a faraday rotator composition, and optical fiber collimator is separately mounted to the side that two birefringece crystals are located remotely from each other, the optical circulator shell is formed by the first optical circulator shell and the second optical circulator shell gluing, a mounting groove is offered on the first optical circulator shell and the second optical circulator shell, multiple springs are fixedly installed on two mounting grooves.Advantage is: for the utility model when optical circulator core is vibrated, spring, baffle, the buffering spacer being arranged in optical circulator shell carry out conversion elimination to this part external force, improve the protective effect of optical circulator shell focus ring row device core.
Description
Technical field
The utility model relates to optical circulator technical field more particularly to a kind of optical circulators.
Background technique
Optical circulator is a kind of optical device with characteristics of non-reciprocity of multiport, when optical signals either port inputs,
It can be exported by the numerical order of diagram from lower Single port with the loss of very little, and the loss of every other port is led in the port
It is all very big, become and is not communicated with port.
Since the manufacture craft of optical circulator is difficult, so the cost of optical circulator can not have always been high any more, optical circulator includes
Optical circulator core and optical circulator shell, but existing optical circulator shell cannot be very when optical circulator core is vibrated
Good carries out conversion elimination to this part external force, so that optical circulator core is vulnerable to damage.
Utility model content
The problem of proposed purpose of the utility model is to solve background technique, and a kind of optical circulator proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of optical circulator, including an optical circulator shell, an optical circulator core, multiple optical fiber collimators, institute
It states optical circulator core to be mounted in optical circulator shell, the optical circulator core is by two birefringece crystals, two magnet rings
And a faraday rotator composition, and optical fiber collimator is separately mounted to the side that two birefringece crystals are located remotely from each other,
The optical circulator shell is formed by the first optical circulator shell and the second optical circulator shell gluing, first optical circulator
A mounting groove is offered on shell and the second optical circulator shell, is fixedly installed with multiple bullets on two mounting grooves
Spring, the spring in the same mounting groove are fixedly installed with a baffle jointly, offer on the baffle and ring of light row
The groove that device core matches.
In a kind of above-mentioned optical circulator, a buffering identical with groove shapes is pasted on two grooves
Gasket, and buffering spacer is contacted with optical circulator core.
In a kind of above-mentioned optical circulator, the two sides of the first optical circulator shell and the second optical circulator shell are equal
A semi-circular arc connected in star is offered, and semi-circular arc connected in star is connected to corresponding mounting groove, each semi-circular arc
A semicircle cushion is pasted on connected in star, and semicircle cushion is contacted with optical fiber collimator.
It is symmetrical on the first optical circulator shell and the second optical circulator shell in a kind of above-mentioned optical circulator
Multiple limiting slots are offered, and limiting slot is connected to corresponding mounting groove.
In a kind of above-mentioned optical circulator, multiple limited blocks, and limited block are fixedly installed on two baffles
It is located in corresponding limiting slot.
In a kind of above-mentioned optical circulator, the first optical circulator shell and the second optical circulator shell are all made of nothing
Magnetic metal material is made.
Compared with prior art, the utility model advantage is:
1: the external force that vibration generates being carried out when optical circulator core is vibrated by spring, baffle, buffering spacer
Conversion is eliminated, and the protective effect of optical circulator shell focus ring row device core is improved.
2: by the cooperation of limited block and limiting slot so that baffle can only be moved in the vertical direction, so that light
Circulator core can only be moved in the vertical direction.
3: the groove focus ring row device core opened up on baffle plays the fixed effect of limit in the horizontal direction, so that light
Circulator core stability is placed in optical circulator shell, and the setting of semicircle cushion is vibrated production in optical fiber collimator
When raw external force, certain buffer protection function can be played to optical fiber collimator.
In conclusion spring, gear that the utility model when optical circulator core is vibrated, is arranged in optical circulator shell
Plate, buffering spacer carry out conversion elimination to this part external force, improve the protective effect of optical circulator shell focus ring row device core.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of optical circulator structural schematic diagram；
Fig. 2 be the utility model proposes a kind of optical circulator in optical circulator shell side view；
Fig. 3 be the utility model proposes a kind of optical circulator in limit slot part structural side view.
In figure: 1 optical fiber collimator, 2 birefringece crystals, 3 limited blocks, 4 faraday rotators, 5 magnet rings, 6 first ring of light rows
Device shell, 7 second optical circulator shells, 8 mounting grooves, 9 springs, 10 baffles, 11 buffering spacers, 12 semi-circular arc connected in stars, 13
Semicircle cushion, 14 limiting slots.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, a kind of optical circulator, including an optical circulator shell, an optical circulator core, multiple optical fiber
Collimator 1, optical circulator core are mounted in optical circulator shell, and optical circulator core is by two birefringece crystals, 2, two magnetic
Ring 5 and a faraday rotator 4 form, and optical fiber collimator 1 is separately mounted to what two birefringece crystals 2 were located remotely from each other
Side.
Optical circulator shell is formed by the first optical circulator shell 6 and 7 gluing of the second optical circulator shell, the first ring of light row
Device shell 6 and the second optical circulator shell 7 are all made of no magnetic metal material and are made, and are avoided using no magnetic metal material to magnet ring 5
Magnetism have an impact.
A mounting groove 8, two mounting grooves 8 are offered on first optical circulator shell 6 and the second optical circulator shell 7
On be fixedly installed with multiple springs 9, the spring 9 in same mounting groove 8 is fixedly installed with a baffle 10 jointly, at this time
Spring 9 is in confined state.
The groove to match with optical circulator core is offered on baffle 10, is pasted with one and groove on two grooves
The identical buffering spacer 11 of shape, and buffering spacer 11 is contacted with optical circulator core, 11 focus ring row device core of buffering spacer
Certain buffer function is played between baffle 10.
The two sides of first optical circulator shell 6 and the second optical circulator shell 7 offer a semi-circular arc connected in star
12, and semi-circular arc connected in star 12 is connected to corresponding mounting groove 8, is pasted with one and half on each semi-circular arc connected in star 12
Round cushion 13, and semicircle cushion 13 is contacted with optical fiber collimator 1, the setting of semicircle cushion 13 is so that optical fiber is quasi-
There is certain buffer function between straight device 1 and round arc groove 12.
Multiple limiting slots 14 are symmetrically offered on first optical circulator shell 6 and the second optical circulator shell 7, and are limited
Slot 14 is connected to corresponding mounting groove 8, multiple limited blocks 3 is fixedly installed on two baffles 10, and limited block 3 is located at
In corresponding limiting slot 14, limiting slot 14 has position-limiting action to limited block 3, so that limited block 3 can only be in vertical direction (to scheme
1 is reference) it is mobile, so that two baffles 10 can only be moved in the vertical direction.
It further illustrates, it is above-mentioned to be fixedly connected unless specifically defined or limited otherwise, otherwise to shall be understood in a broad sense, example
Such as, it can be welding, be also possible to gluing, or be integrally formed the customary means well known to those skilled in the art such as setting.
In the utility model, one of baffle 10 can be compressed when optical circulator core is vibrated, due to bullet
It is in confined state under 9 original state of spring, so another baffle 10 can pass through buffering spacer 11 and optical circulator always
Core offsets, and the external force that vibration generates is carried out conversion elimination, so that optical circulator core was placed in optical circulator shell
More stable, optical circulator core will drive optical fiber collimator 1 and be moved together when being vibrated, at this time semicircle cushion
Certain buffer function is played in the vibration that 13 pairs of optical fiber collimators 1 are subject to.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of optical circulator, including an optical circulator shell, an optical circulator core, multiple optical fiber collimators (1),
It is characterized in that, the optical circulator core is mounted in optical circulator shell, and the optical circulator core is by two birefringent crystalline substances
Body (2), two magnet rings (5) and faraday rotator (4) composition, and optical fiber collimator (1) is separately mounted to two pairs
The side that refracting crystal (2) is located remotely from each other, the optical circulator shell is by the first optical circulator shell (6) and the second optical circulator
Shell (7) gluing forms, and offers a peace on the first optical circulator shell (6) and the second optical circulator shell (7)
Tankage (8) is fixedly installed with multiple springs (9) on two mounting grooves (8), is located in the same mounting groove (8)
Spring (9) is fixedly installed with a baffle (10) jointly, offers on the baffle (10) and matches with optical circulator core
Groove.
2. a kind of optical circulator according to claim 1, which is characterized in that be pasted on two grooves one with
The identical buffering spacer of groove shapes (11), and buffering spacer (11) is contacted with optical circulator core.
3. a kind of optical circulator according to claim 1, which is characterized in that the first optical circulator shell (6) and
The two sides of two optical circulator shells (7) offer a semi-circular arc connected in star (12), and semi-circular arc connected in star (12) with
Corresponding mounting groove (8) is connected to, and a semicircle cushion (13) is pasted on each semi-circular arc connected in star (12),
And semicircle cushion (13) contacts with optical fiber collimator (1).
4. a kind of optical circulator according to claim 1, which is characterized in that the first optical circulator shell (6) and
It is symmetrically offered multiple limiting slots (14) on two optical circulator shells (7), and limiting slot (14) connects with corresponding mounting groove (8)
It is logical.
5. a kind of optical circulator according to claim 4, which is characterized in that be fixedly mounted on two baffles (10)
Have multiple limited blocks (3), and limited block (3) is located in corresponding limiting slot (14).
6. a kind of optical circulator according to claim 1, which is characterized in that the first optical circulator shell (6) and
Two optical circulator shells (7) are all made of no magnetic metal material and are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822126792.3U CN209167589U (en) | 2018-12-18 | 2018-12-18 | A kind of optical circulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822126792.3U CN209167589U (en) | 2018-12-18 | 2018-12-18 | A kind of optical circulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209167589U true CN209167589U (en) | 2019-07-26 |
Family
ID=67344090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822126792.3U Expired - Fee Related CN209167589U (en) | 2018-12-18 | 2018-12-18 | A kind of optical circulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209167589U (en) |
-
2018
- 2018-12-18 CN CN201822126792.3U patent/CN209167589U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20201218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |