CN203376496U - A pluggable wavelength division multiplexer - Google Patents
A pluggable wavelength division multiplexer Download PDFInfo
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- CN203376496U CN203376496U CN201320421591.0U CN201320421591U CN203376496U CN 203376496 U CN203376496 U CN 203376496U CN 201320421591 U CN201320421591 U CN 201320421591U CN 203376496 U CN203376496 U CN 203376496U
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Abstract
The utility model relates to a pluggable wavelength division multiplexer comprising a plastic housing, a first ceramic plugging core, and a second ceramic plugging core, wherein the first ceramic plugging core and the second ceramic plugging core are disposed in the plastic housing coaxially. Bell mouths are disposed on the adjacent end faces of the first ceramic plugging core and the second ceramic plugging core. The pluggable wavelength division multiplexer is characterized in that the pluggable wavelength division multiplexer also comprises a third ceramic plugging core disposed coaxial with the second ceramic plugging core, that a wavelength division multiplexing film layer is disposed between the second ceramic plugging core and the third ceramic plugging core, that a first fiber is arranged in the first ceramic plugging core and the second ceramic plugging core, and that a second fiber is disposed in the third ceramic plugging core and is coaxial with the first fiber. The pluggable wavelength division multiplexer uses the three ceramic plugging cores so as to prevent polishing of the bell mouths of the ceramic plugging cores and concentricity adjustment, achieving simple technology. In addition, the ceramic plugging cores may use TEC fibers in pairs so as to increase coupling efficiency, decrease insertion loss, and being beneficial to plating of complex WDM film layers.
Description
Technical field
The utility model relates to the optical fiber communication technology field, relates in particular to a kind of plug-in wavelength division multiplexer in optical fiber communication technology field.
Background technology
Due to optical-fibre communications development rapidly, along with the lifting of transmission capacity requirements (as the transmission of video image etc.), directly require the maximum width that utilizes optical fiber.Optical wavelength-division multiplex (Wavelength Division Multiplexing, abbreviation WDM) light modulating signal of technology Shi Jiangge road Different lightwave length is by transmitting in optical wavelength multiplexing to an optical fiber, also can by same optical fiber simultaneously the multi-wavelength light modulation signal of transmission be decomposed into indivedual wavelength and export respectively, be to improve one of effective scheme of optical fiber communication capacity.Therefore in current optical communication network, be widely used.
Existing a kind of plug-in wavelength division multiplexer as shown in Figure 1, is comprised of plastic casing 1-11, the first ceramic insertion core 1-21, the second ceramic insertion core 1-24, WDM rete 1-51, metal sleeve 1-31, porcelain bushing 1-41, the first optical fiber 1-61.WDM rete 1-51 is plated on the end face 1-242 of ceramic insertion core 1-24.When external wire jumper head inserts, input light is directly incident on WDM rete 1-51, and reflected light is exported by external wire jumper head, and transmitted light is exported through optical fiber 1-61.External wire jumper head easily causes the wearing and tearing to the WDM rete while repeatedly plugging.
But optical fiber need to be inserted respectively to ceramic insertion core 1-21 and ceramic insertion core 1-24, need the polishing to loudspeaker actinal surface 1-211 and 1-241 after inserting optical fiber, also to regulate the concentricity of two ceramic insertion cores after polishing, carry out the fiber core of submicron order and aim at attended operation, complex process.Therefore, for the problems referred to above be the object of the utility model research.
The utility model content
The purpose of this utility model is to provide a kind of plug-in wavelength division multiplexer, employing is divided into the processing mode of two ceramic insertion cores to a ceramic core in common process, the polishing at hydraucone place and the adjusting of concentricity have been avoided, directly insert ceramic sleeve and realize the fiber core aligning, technique is simple; Ceramic insertion core can be used heat to expand (TEC) optical fiber in pairs in addition, increases coupling efficiency, reduces Insertion Loss, is conducive to the plated film of complicated WDM rete.
The technical solution of the utility model is:
A kind of plug-in wavelength division multiplexer, comprise plastic casing, and with the first ceramic insertion core, the second ceramic insertion core that are located in plastic casing, offer hydraucone on the adjacent face of the first ceramic insertion core and the second ceramic insertion core, it is characterized in that: also comprise the 3rd ceramic insertion core with the coaxial setting of the second ceramic insertion core, be provided with the wavelength-division multiplex rete between described the second ceramic insertion core and the 3rd ceramic insertion core, be provided with the first optical fiber in described the first ceramic insertion core and the second ceramic insertion core, be provided with the second optical fiber with the first fiber-coaxial in described the 3rd ceramic insertion core.
Wherein, described wavelength-division multiplex rete is plated on the end face of the 3rd ceramic insertion core.
Also be provided with the metal sleeve be sleeved on first, second ceramic chip periphery in described plastic casing.
Also be provided with the porcelain bushing be sleeved on second, third ceramic chip periphery in described plastic casing.
Described first, second optical fiber is hot expanded core fiber.
The utility model has the advantage of: the utility model, with adopting three ceramic insertion cores, has been avoided the adjusting of the polishing of hydraucone place and concentricity, and technique is simple; Ceramic insertion core can be used TEC optical fiber in pairs, increases coupling efficiency, reduces Insertion Loss, is conducive to the plated film of complicated WDM rete.
The accompanying drawing explanation
The existing a kind of plug-in wavelength division multiplexer diagrammatic cross-section of Fig. 1.
A kind of plug-in wavelength division multiplexer diagrammatic cross-section of Fig. 2 the utility model embodiment.
Embodiment
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
With reference to figure 2, the utility model relates to a kind of plug-in wavelength division multiplexer, comprise plastic casing 11, and with the first ceramic insertion core 21 be located in plastic casing, the second ceramic insertion core 22, offer hydraucone on the adjacent face of the first ceramic insertion core 21 and the second ceramic insertion core 23, also comprise the 3rd ceramic insertion core 23 with the coaxial setting of the second ceramic insertion core 22, be provided with wavelength-division multiplex rete 51 between described the second ceramic insertion core 22 and the 3rd ceramic insertion core 23, be provided with the first optical fiber 61 in described the first ceramic insertion core 21 and the second ceramic insertion core 22, be provided with second optical fiber 62 coaxial with the first optical fiber 61 in described the 3rd ceramic insertion core 23.
Above-mentioned wavelength-division multiplex rete 51 is plated on the end face of the 3rd ceramic insertion core 23, but is not limited on the 3rd ferrule endface, also can be plated on the end face of the second ceramic insertion core 22.
Also be provided with the metal sleeve 31 be sleeved on first, second ceramic chip periphery in above-mentioned plastic casing 11.
In above-mentioned plastic casing, 11 also are provided with the porcelain bushing 41 be sleeved on second, third ceramic chip periphery.
First, second above-mentioned optical fiber is hot expanded core fiber.
Specific implementation process is as follows: this plug-in wavelength division multiplexer comprises plastic casing 11, the first ceramic insertion core 21, the second ceramic insertion core 22, WDM rete (wavelength-division multiplex rete) 51, the 3rd ceramic insertion core 23, metal sleeve 31, porcelain bushing 41, the first optical fiber 61, the second optical fiber 62.WDM rete 51 is plated on the end face 231 of the 3rd ceramic insertion core 23, and the end face 231 of the 3rd ceramic insertion core 23 contacts with the end face 221 of the second ceramic insertion core 22.Plastic casing 11 is for fixing metal sleeve 31 and porcelain bushing 41, and metal sleeve 31 is for stubborn the first ceramic insertion core 21 and the second ceramic insertion core 22, porcelain bushing, and 41 for fixing the second ceramic insertion core 22 and the 3rd ceramic insertion core 23.When external wire jumper head inserts, input light is first through the 3rd ceramic insertion core 23, after incide WDM rete 51, reflected light export by external wire jumper head, transmitted light is exported through the second ceramic insertion core 22 and the first ceramic insertion core 21.
In addition, also WDM rete 51 can be plated between the first ceramic insertion core 21, the first ceramic insertion core 21 is divided into to two ceramic insertion cores.So long as the WDM rete is not plated in to conventional two-part ceramic insertion core place, within all belonging to the protection domain of this patent.
In plug-in wavelength division multiplexer of the present utility model:
The material that related sleeve pipe adopts comprises and is not limited to pottery, glass, metal, plastics.
The wire jumper head type of related plug receptacle comprises and is not limited to FC, SC, LC, ST, MU.And the plug receptacle type comprises and is not limited to: plug+plug, plug+socket, socket+socket.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (1)
1. a plug-in wavelength division multiplexer, comprise plastic casing, and with the first ceramic insertion core, the second ceramic insertion core that are located in plastic casing, offer hydraucone on the adjacent face of the first ceramic insertion core and the second ceramic insertion core, it is characterized in that: also comprise the 3rd ceramic insertion core with the coaxial setting of the second ceramic insertion core, be provided with the wavelength-division multiplex rete between described the second ceramic insertion core and the 3rd ceramic insertion core, be provided with the first optical fiber in described the first ceramic insertion core and the second ceramic insertion core, be provided with the second optical fiber with the first fiber-coaxial in described the 3rd ceramic insertion core.
2, a kind of plug-in wavelength division multiplexer according to claim 1, it is characterized in that: described wavelength-division multiplex rete is plated on the end face of the 3rd ceramic insertion core.
3, a kind of plug-in wavelength division multiplexer according to claim 1 and 2, is characterized in that: also be provided with the metal sleeve be sleeved on first, second ceramic chip periphery in described plastic casing.
4, a kind of plug-in wavelength division multiplexer according to claim 3, is characterized in that: also be provided with the porcelain bushing be sleeved on second, third ceramic chip periphery in described plastic casing.
5, a kind of plug-in wavelength division multiplexer according to claim 4, it is characterized in that: described first, second optical fiber is hot expanded core fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320421591.0U CN203376496U (en) | 2013-07-16 | 2013-07-16 | A pluggable wavelength division multiplexer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320421591.0U CN203376496U (en) | 2013-07-16 | 2013-07-16 | A pluggable wavelength division multiplexer |
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| Publication Number | Publication Date |
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| CN203376496U true CN203376496U (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320421591.0U Expired - Lifetime CN203376496U (en) | 2013-07-16 | 2013-07-16 | A pluggable wavelength division multiplexer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113625397A (en) * | 2021-06-29 | 2021-11-09 | 武汉联特科技股份有限公司 | Detachable optical fiber adapter and optical device |
-
2013
- 2013-07-16 CN CN201320421591.0U patent/CN203376496U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113625397A (en) * | 2021-06-29 | 2021-11-09 | 武汉联特科技股份有限公司 | Detachable optical fiber adapter and optical device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160815 Address after: 350015, tea mountain road, Mawei hi tech park, Fujian, Fuzhou Patentee after: FUZHOU OPTOWIDE TECHNOLOGIES CO.,LTD. Address before: 350026, Fuzhou Province, Cangshan District, covering the town of Ping Shan Road, Jinshan District, Jinshan Industrial Zone, No. 869 Fu Fu Wan standard factory building on the first floor of the first floor, building 24 Patentee before: FUZHOU BAIXUN PHOTOELECTRIC CO.,LTD. |
|
| CP03 | Change of name, title or address |
Address after: 350015 five floors and three floors of building a and building B, building 1, Chashan Road, Mawei science and Technology Park, Fuzhou City, Fujian Province (within the free trade zone) Patentee after: Tengjing Technology Co.,Ltd. Address before: 350015, tea mountain road, Mawei hi tech park, Fujian, Fuzhou Patentee before: FUZHOU OPTOWIDE TECHNOLOGIES CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |
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| CX01 | Expiry of patent term |