CN207457546U - A kind of mechanism for solving fiber bending radius limitation - Google Patents
A kind of mechanism for solving fiber bending radius limitation Download PDFInfo
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- CN207457546U CN207457546U CN201721592466.0U CN201721592466U CN207457546U CN 207457546 U CN207457546 U CN 207457546U CN 201721592466 U CN201721592466 U CN 201721592466U CN 207457546 U CN207457546 U CN 207457546U
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- optical fiber
- speculum
- head structure
- collimation lens
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Abstract
The utility model discloses a kind of mechanism for solving fiber bending radius limitation, including several cellular constructions, the cellular construction includes double optical fiber head structure, collimation lens, speculum, the double optical fiber head structure includes the input optical fibre and output optical fibre of arranged in parallel, the collimation lens collimates the emergent light of input optical fibre, the speculum reflects the light after collimation with low-angle, and after speculum is reflected optically coupling in output optical fibre, realize Concatenate optical fiber connection, this programme can accomplish that non-fiber is bent, avoid the bending radius restricted problem usually to be faced in the encapsulation of Miniature optical fiber device, minimum encapsulation XFP can be used as, SFP, the optical fiber connection solution of CSFP.
Description
Technical field
The utility model is related to optical-fibre communications field, in particular for the solution of the optical fibre device encapsulation of minimum structure size
The mechanism of fiber bending radius limitation.
Background technology
Current Optical Communication Market competition is more and more fierce, and the volume of communication device calls is less and less, and interface board includes
Interface density it is higher and higher.Standardization, the encapsulation of very small dimensions are the basic trend of optic communication product.XFP, SFP are encapsulated
Mainstream or even smaller CSFP (Compact SFP) encapsulation through becoming optical transceiver module also have become new standard and carry
Go out.But minimum package dimension also limits the encapsulation that many optical fibre devices realize this kind standardization, so as to limit making for product
With scope, cause use cost excessively high.If EDFA products are due to the use of substantial amounts of gain fibre, because of the limit of fiber bending radius
System is difficult to realize the above-mentioned small-sized encapsulated referred to, so as to cause limitation on using.
The content of the invention
For the situation of the prior art, it can realize that small-sized encapsulated is conciliate the purpose of this utility model is to provide one kind
The certainly mechanism of fiber bending radius limitation.
In order to realize above-mentioned technical purpose, the technical solution adopted in the utility model is：
A kind of mechanism for solving fiber bending radius limitation, including N number of cellular construction, N number of cellular construction includes N
A double optical fiber head structure, 2N-1 collimation lens and 2N-1 speculum, wherein N >=1, the double optical fiber head structure are included simultaneously
Arrange the input optical fibre and output optical fibre set；
As N=1, the collimation lens and speculum are sequentially arranged the one side of double optical fiber head structure wherein one end,
After incident light injects collimation lens via the input optical fibre of double optical fiber head structure, collimated collimated and reflection is incident upon
The reflection of generation incident light after collimation is returned collimation lens and is coupled into the output light of double optical fiber head structure by mirror, the speculum
Fibre realizes the output of light；
As N ＞ 1, N number of double optical fiber head structure of N number of cellular construction is mutually arranged side by side, the double optical fiber head knot
The one side of structure wherein one end is corresponding sequentially to set that there are one collimation lens and a speculum, two neighboring double optical fiber head structures
It is corresponding between the one side of the other end sequentially to set there are one collimation lens and a speculum, when incident light is double from wherein one end
After the input optical fibre of optical fiber head structure injects collimation lens corresponding with its position, collimated collimated and corresponding position is incident upon
The reflection of generation incident light after collimation is returned collimation lens and is coupled into the output light of double optical fiber head structure by the speculum put, speculum
Incident light is sequentially injected the corresponding collimation lens in adjacent double optical fiber head structure the other end and speculum by output optical fibre by fibre
Afterwards, then incident light is emitted back towards the corresponding collimation lens of the adjacent double optical fiber head structure other end by speculum and injects adjacent double optical fiber
In the input light of head, and with this rule sequentially after N number of cellular construction, by the output light of the double optical fiber head structure of the other end
Fibre is by light output.
Further, the input optical fibre of the double optical fiber head structure and output optical fibre are same fiber or xenogenesis optical fiber.
Further, the collimation lens is spherical lens, GRIN Lens or thin lens.
Further, the speculum is plane mirror, WDM diaphragms, MEMS mirror or curved mirror.
Further, the double optical fiber head structure includes at least two or more optical fiber, at least two or more the optical fiber
Including at least an input optical fibre and an output optical fibre.
Using above-mentioned technical solution, the beneficial effects of the utility model are：By the way that N number of cellular construction is set to be matched somebody with somebody
It closes, and the structure for coordinating to substitute fiber kinks of the double optical fiber head structure of range site structure, collimation lens and speculum
Scheme so that optical fiber avoids the limit of the fiber bending radius usually to be faced in the encapsulation of Miniature optical fiber device without bending
Problem processed, make optical fibre device can more structurally sound realization small-sized encapsulated, and can be used as minimum encapsulation XFP, SFP, CSFP's
Optical fiber connects solution.
Description of the drawings
The utility model is further elaborated with reference to the accompanying drawings and detailed description：
Fig. 1 is the implementation structure simplified diagram of the utility model embodiment 1；
Fig. 2 is the implementation structure simplified diagram of the utility model embodiment 2.
Specific embodiment
Embodiment 1
As shown in Figure 1, the utility model mechanism includes 1 cellular construction, the cellular construction includes double optical fiber head knot
Structure 101, collimation lens 102 and speculum 103, the double optical fiber head structure 101 include the input optical fibre 101A being set up in parallel
With output optical fibre 101B；Wherein, the collimation lens 102 and speculum 103 are sequentially arranged double optical fiber head structure 101 wherein
The one side of one end, after incident light injects collimation lens 102 via the input optical fibre 101A of double optical fiber head structure 101, through standard
Straight lens 102 collimate and are incident upon speculum 103, and the speculum 103 is by the incident light after collimation with the reflection of low-angle
Corner reflection returns collimation lens 102 and is coupled into the output optical fibre 101B of double optical fiber head structure 101, realizes the output of light.
Wherein, the input optical fibre 101A and output optical fibre 101B of the double optical fiber head structure 101 can be same fiber or
Xenogenesis optical fiber.
Further, the collimation lens 102 can be spherical lens, GRIN Lens or thin lens.
Further, the speculum 103 can be plane mirror, WDM diaphragms, MEMS mirror or curved mirror.
In addition, the double optical fiber head structure 101 includes at least two or more optical fiber, at least two or more the optical fiber
Including at least an input optical fibre and an output optical fibre.
Embodiment 2
As shown in Fig. 2, the utility model mechanism includes N number of cellular construction, wherein N ＞ 1, N number of cellular construction bag
Include N number of double optical fiber head structure 201A, 201B, 201C ..., 2N-1 collimation lens 202A, 202B, 202C, 202D,
202E ... and 2N-1 speculum 203A, 203B, 203C, 203D, 203E ..., N number of double optical fiber head structure 201A,
201B, 201C ... include the input optical fibre and output optical fibre that are set up in parallel；N number of double optical fiber head of N number of cellular construction
Structure 201A, 201B, 201C ... are mutually arranged side by side, and the one side of the double optical fiber head structure wherein one end corresponds to sequentially
If there are one collimation lens and a speculum, corresponded to sequentially between the one side of two neighboring double optical fiber head structure the other end
If there are one collimation lens and a speculum, when input optical fibre injection of the incident light from wherein one end double optical fiber head structure and its
After the corresponding collimation lens in position, collimated collimated and the speculum for being incident upon correspondence position, speculum will be after collimations
The reflection of generation incident light returns collimation lens and is coupled into the output optical fibre of double optical fiber head structure, is sequentially penetrated incident light by output optical fibre
After entering the corresponding collimation lens in adjacent double optical fiber head structure the other end and speculum, then by speculum incident light is emitted back towards adjacent
The corresponding collimation lens of the double optical fiber head structure other end is simultaneously injected in the input light of adjacent double optical fiber head, such as：Double optical fiber head
Structure 201A, collimation lens 202A and speculum 203A realize monopolar configuration, then saturating by double optical fiber head structure 201B, collimation
Mirror 202B and speculum 203B realizes dipolar configuration, then passes through double optical fiber head structure 201B, collimation lens 202C and speculum
203C realizes three-stage structure, and with this rule sequentially after N number of cellular construction, by the other end double optical fiber head structure it is defeated
Go out optical fiber by light output, so as to fulfill the series connection by multiple cellular constructions reach needed for optical fiber connection length, met with this
There is the demand of the specially product of fiber lengths requirement.
The above is the embodiment of the utility model, for the ordinary skill in the art, according to this practicality
New introduction, it is all according to present utility model application the scope of the claims institute in the case where not departing from the principle of the utility model and spirit
Equivalent change, modification, replacement and the modification made should all belong to the covering scope of the utility model.
Claims (5)
1. a kind of mechanism for solving fiber bending radius limitation, it is characterised in that：It includes N number of cellular construction, N number of list
Meta structure includes N number of double optical fiber head structure, 2N-1 collimation lens and 2N-1 speculum, wherein N >=1, double optical fiber
Header structure includes the input optical fibre and output optical fibre that are set up in parallel；
As N=1, the collimation lens and speculum are sequentially arranged the one side of double optical fiber head structure wherein one end, when entering
It penetrates after light injects collimation lens via the input optical fibre of double optical fiber head structure, collimated collimated and is incident upon speculum, institute
The reflection of generation incident light after collimation is returned collimation lens and is coupled into the output optical fibre of double optical fiber head structure by the speculum stated, and is realized
The output of light；
As N ＞ 1, N number of double optical fiber head structure of N number of cellular construction is mutually arranged side by side, the double optical fiber head structure its
The one side of middle one end is corresponding sequentially to be set there are one collimation lens and a speculum, and two neighboring double optical fiber head structure is another
It is corresponding between the one side of end sequentially to set there are one collimation lens and a speculum, when incident light is from the double optical fiber in wherein one end
After the input optical fibre of header structure injects collimation lens corresponding with its position, collimated collimated and correspondence position is incident upon
The reflection of generation incident light after collimation is returned collimation lens and is coupled into the output optical fibre of double optical fiber head structure by speculum, speculum,
After incident light sequentially to be injected to the corresponding collimation lens in adjacent double optical fiber head structure the other end and speculum by output optical fibre, then
Incident light is emitted back towards the corresponding collimation lens of the adjacent double optical fiber head structure other end by speculum and injects adjacent double optical fiber head
It inputs in light, and with this rule sequentially after N number of cellular construction, it will by the output optical fibre of the double optical fiber head structure of the other end
Light output.
2. a kind of mechanism for solving fiber bending radius limitation according to claim 1, it is characterised in that：Double optical fiber
The input optical fibre and output optical fibre of header structure are same fiber or xenogenesis optical fiber.
3. a kind of mechanism for solving fiber bending radius limitation according to claim 1, it is characterised in that：The collimation
Lens are spherical lens, GRIN Lens or thin lens.
4. a kind of mechanism for solving fiber bending radius limitation according to claim 1, it is characterised in that：The reflection
Mirror is plane mirror, WDM diaphragms, MEMS mirror or curved mirror.
5. a kind of mechanism for solving fiber bending radius limitation according to claim 1, it is characterised in that：Double light
Fine header structure includes at least two or more optical fiber, and an input optical fibre and one are included at least at least two or more the optical fiber
Output optical fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721592466.0U CN207457546U (en) | 2017-11-24 | 2017-11-24 | A kind of mechanism for solving fiber bending radius limitation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721592466.0U CN207457546U (en) | 2017-11-24 | 2017-11-24 | A kind of mechanism for solving fiber bending radius limitation |
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| Publication Number | Publication Date |
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| CN207457546U true CN207457546U (en) | 2018-06-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021056836A1 (en) * | 2019-09-24 | 2021-04-01 | 武汉光迅科技股份有限公司 | Optical coupling assembly and optical transmission assembly |
-
2017
- 2017-11-24 CN CN201721592466.0U patent/CN207457546U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021056836A1 (en) * | 2019-09-24 | 2021-04-01 | 武汉光迅科技股份有限公司 | Optical coupling assembly and optical transmission assembly |
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| GR01 | Patent grant | ||
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Address after: 350100 floor 5, building 19, phase II, innovation park, No. 7, middle wulongjiang Avenue, Shangjie Town, Minhou County, Fuzhou City, Fujian Province Patentee after: Fujian Haichuang Photoelectric Technology Co.,Ltd. Address before: 350005 room 505, 5 / F, zone B, Chuangye building, Haixi high tech Industrial Park, high tech Zone, Fuzhou, Fujian Patentee before: FUJIAN HAICHUANG PHOTOELECTRIC CO.,LTD. |
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