CN204009135U - Coupling mechanism - Google Patents
Coupling mechanism Download PDFInfo
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- CN204009135U CN204009135U CN201420428968.XU CN201420428968U CN204009135U CN 204009135 U CN204009135 U CN 204009135U CN 201420428968 U CN201420428968 U CN 201420428968U CN 204009135 U CN204009135 U CN 204009135U
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Abstract
The utility model provides a kind of coupling mechanism, coupling mechanism comprises quartz base plate, stationary pipes and stainless-steel tube, wherein, coupling mechanism also comprises two optical fiber components, each optical fiber component comprises multifiber, multifiber fused biconical taper, two optical fiber components are arranged in quartz base plate, quartz base plate comprises two semicircle substrates, each semicircle substrate offers groove vertically, in each groove, be provided with an optical fiber component, between each groove and an optical fiber component, be filled with epoxy glue, epoxy glue is positioned at two ends of groove, described in each, semicircle substrate is provided with the end face extending vertically on the both sides of described groove, two mutual back-offs of described semicircle substrate coordinate, the described end face of two described semicircle substrates adjoins each other.By by two optical fiber component Highgrade integrations be integrated in a coupling mechanism, effectively improved the utilization rate of coupling mechanism inner space.
Description
Technical field
The utility model relates to fiber optic communication field, relates in particular to a kind of coupling mechanism.
Background technology
Fiber coupler claims again splitter, connector or adapter, for realizing light signal along separate routes or closing road, or for the element of extended fiber link, belong to light passive device field, in telecommunication network route, cable television network, user loop system, local-area network, all can be applied to.Fiber coupler is the important passive device of a class, and single-mode optical-fibre coupler is a kind of application passive device very widely in optical fiber telecommunications system, Fibre Optical Sensor, optical fiber measurement technology and signal processing system.
At present, generally adopt fused biconical taper method (FBT) to make fiber coupler both at home and abroad, fused biconical taper method is after two or two optical fiber of removing above coat, by certain mode, to draw close, under high-temperature heating state, be molten condition simultaneously, then pass through optical fiber to two side stretchings, finally in heating zone, form the special Wave guide structure of bicone form, thereby realize transmitting optical power coupling.
See figures.1.and.2, Fig. 1 is the radial cross-section of existing coupling mechanism 1, and Fig. 2 is the axial cut-open view of existing coupling mechanism 1.Coupling mechanism 1 comprises stainless-steel tube 11, silica gel 12, quartz ampoule 13, quartz base plate 14, epoxy glue 15, optical fiber 161 and optical fiber 162.While making coupling mechanism 1, first optical fiber 161 and optical fiber 162 are removed after coat, then by being after molten condition after high-temperature heating state, be finally processed into the coupled structure 163 of bicone form.Because quartz base plate 14 inwardly offers trapezoidal groove, so a part for a part for coupled structure 163, optical fiber 161 and optical fiber 162 is set in the groove of quartz base plate 14, then to the gap-fill epoxy glue 15 between the groove of quartz base plate 14 and coupled structure 163, optical fiber 161, optical fiber 162.Then curing glue 17 is coated on two ends of quartz ampoule 13, with this, by solidifying glue 17, the position of optical fiber 161 and optical fiber 162 is fixed.Then quartz ampoule 13 is enclosed within outside quartz base plate 14, again stainless-steel tube 11 is enclosed within outside quartz ampoule 13 subsequently, and filling gel in the gap between stainless-steel tube 11 and quartz ampoule 13.By above-mentioned steps, can complete the making of existing conventional coupling mechanism 1.
Yet the size of above-mentioned coupling mechanism 1 is generally the right cylinder of diameter 3mm, in communication system, often a plurality of above-mentioned coupling mechanisms need to be set in a module space, by a plurality of coupling mechanisms, multiple signals are carried out to light splitting or monitoring, because needs are placed a plurality of coupling mechanisms and just can be satisfied the demands, can cause like this volume of system module larger, be unfavorable for the miniaturization of system module.
Summary of the invention
The purpose of this utility model is to provide a kind of space availability ratio and highly integrated coupling mechanism of improving.
In order to realize the purpose of this utility model, the utility model provides a kind of coupling mechanism, comprise quartz base plate, stationary pipes and stainless-steel tube, stationary pipes is enclosed within outside quartz base plate, stainless-steel tube is enclosed within outside stationary pipes, between stationary pipes and stainless-steel tube, be coated with silica gel, wherein, coupling mechanism also comprises two optical fiber components, each optical fiber component comprises multifiber, multifiber fused biconical taper, two optical fiber components are arranged in quartz base plate, quartz base plate comprises two semicircle substrates, each semicircle substrate offers groove vertically, in each groove, be provided with an optical fiber component, between each groove and an optical fiber component, be filled with epoxy glue, described epoxy glue is positioned at two ends of described groove, described in each, semicircle substrate is provided with the end face extending vertically on the both sides of described groove, two mutual back-offs of described semicircle substrate coordinate, the described end face of two described semicircle substrates adjoins each other.
From such scheme, by two semicircle substrates, offer respectively groove, and at groove, place the optical fiber component being formed by a plurality of optical fiber fused taperings, make this coupling mechanism can hold lower two light device assemblies after overcoupling at same size size lower, by by two the light device component height after overcoupling integrated be integrated in a coupling mechanism, effectively improved the utilization rate of coupling mechanism inner space.Simultaneously because semicircle substrate is more easy than the processing and fabricating of square substrate or triangle substrate, and after two mutual back-offs cooperations of semicircle substrate, the all directions of its periphery are stressed comparatively even, so the steadiness of the coupling mechanism being comprised of semicircle substrate is more good.
Further scheme is, the two ends of stationary pipes pipe are provided with curing glue.
Therefore curing glue is conducive to two light device assemblies, quartz base plate and stationary pipes to be fixed together, to keep stability, thus the stability of raising coupling mechanism.
Further scheme is, stationary pipes is heat-shrink tube.
Further scheme is, stationary pipes is quartz ampoule, and the length of quartz ampoule is more than or equal to quartz base plate.
Therefore heat-shrink tube or quartz ampoule all can be used as stationary pipes two semicircle substrates of mutual back-off cooperation are fixed, by the fixing stability that effectively improves coupling mechanism of heat-shrink tube or quartz ampoule.
Further scheme is, the xsect of groove is semicircle.
Therefore, xsect by groove is set to semicircle, and the quartz base plate that mutual back-off is coordinated is circular, because annulus all equates at the thickness making progress in week, so further make all directions of periphery stressed more even, further promote the steadiness of coupling mechanism.
Accompanying drawing explanation
Fig. 1 is the radial cross-section of existing coupling mechanism.
Fig. 2 is the axial cut-open view of existing coupling mechanism.
Fig. 3 is the radial cross-section of the utility model coupling mechanism the first embodiment.
Fig. 4 is the structural drawing of semicircle substrate in the utility model coupling mechanism the first embodiment.
Fig. 5 is the axial cut-open view of the utility model coupling mechanism the first embodiment.
Fig. 6 is the process flow diagram of the utility model coupling mechanism method for making embodiment.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
Coupling mechanism the first embodiment:
With reference to Fig. 3 and Fig. 5, Fig. 3 is the cut-open view of coupling mechanism 2, and Fig. 5 is the structural representation of coupling mechanism 2.Coupling mechanism 2 comprises stainless-steel tube 21, silica gel 22, heat-shrink tube 23, semicircle substrate 241, semicircle substrate 242, epoxy glue 251, epoxy glue 252, optical fiber 261, optical fiber 262, optical fiber 263 and optical fiber 264.Semicircle substrate 241 and semicircle substrate 242 are made and are formed by quartz material, and the mutual back-off of semicircle substrate 241 and semicircle substrate 242 coordinates the quartz base plate forming in the present embodiment, optical fiber 261 and optical fiber 262 form first optical fiber component of the present embodiment, optical fiber 263 and optical fiber 264 form second optical fiber component of the present embodiment, and heat-shrink tube 23 is the stationary pipes as the present embodiment.
With reference to Fig. 4, Fig. 4 is the structural drawing of semicircle substrate 241.Semicircle substrate 241 offers groove 243 along its axis, and the xsect of groove 243 is semicircle, semicircle substrate 241 after offering groove 243, its structure for extending to form with semicircular structure along axis.In the both sides of groove 243, be provided with the end face 244 and the end face 245 that extend vertically.
Optical fiber 261 and optical fiber 262 are by after fused biconical taper, to draw the first optical fiber component after cone to be placed in the groove 243 of semicircle substrate 241, and be filled with epoxy glue 251 on the space between semicircle substrate 241 and the first optical fiber component, and epoxy glue 251 is arranged on two axial ends of semicircle substrate 241, and the epoxy glue 251 top end faces after filling and the end face 244 of semicircle substrate 241, end face 245 are at grade.
Optical fiber 263 and optical fiber 264 are by after fused biconical taper, to draw the second optical fiber component after cone to be placed in the groove of semicircle substrate 242, and be filled with epoxy glue 252 on the space between semicircle substrate 242 and the second optical fiber component, and epoxy glue 252 is arranged on two axial ends of semicircle substrate 242, and the epoxy glue 252 top end faces after filling and the axially extended end face of semicircle substrate 242 are at grade.
After the semicircle substrate 241 that the first optical fiber component is installed coordinates with the mutual back-off of semicircle substrate 242 that the second optical fiber component is installed, the axially extended end face 244 of semicircle substrate 241, end face 245 and axially extended two end surfaces of semicircle substrate 242.By heat-shrink tube 23, be enclosed within outside the quartz base plate after mutual back-off coordinates, because heat-shrink tube 23 has the characteristic of high-temperature shrinkage, so the heat-shrink tube 23 of heat-shrink tube 23 heating After-markets is shunk, the quartz base plate after then mutual back-off being coordinated grips.
Two end coated of heat-shrink tube 23 have optic-solidified adhesive 27, optic-solidified adhesive 27 surrounds a wherein part for the first optical fiber component and the second optical fiber component, and be connected with heat-shrink tube 23, semicircle substrate 241, semicircle substrate 242, epoxy glue 251 and epoxy glue 252 (Fig. 5 does not indicate epoxy glue is indicated), by ultraviolet ray, optic-solidified adhesive 27 is carried out after photocuring, the first optical fiber component and the second optical fiber component are further stabilized in quartz base plate.
Stainless-steel tube 21 is enclosed within outside heat-shrink tube 23, and is filled with silica gel 22 in the space between stainless-steel tube 21 and heat-shrink tube 23, the first optical fiber component, the second optical fiber component.
Coupling mechanism the second embodiment:
On the basis of coupling mechanism the first embodiment, except using heat-shrink tube 23, be the stationary pipes as coupling mechanism the first embodiment, the semicircle substrate that stationary pipes can also adopt quartz ampoule to coordinate mutual back-off is fixed.Particularly, one quartz pipe sleeve is set, the length of this quartz pipe sleeve is more than or equal to quartz base plate, by by after quartz pipe sleeve is outside quartz base plate, the two curing glue of recycling heats and ultraviolet light, finally forming and solidify, then effectively optical fiber component is fixed, is to realize such object of the present utility model like this.The applied research > > of the paper < < dual cure technology that the concrete using method of two curing glue and principle thereof can be delivered with reference to the master Wang Tao of Anhui University of Science and Technology in 2007 in UV cured adhesive.
Coupling mechanism method for making embodiment:
With reference to Fig. 6, and in conjunction with Fig. 3, Fig. 4 and Fig. 5, Fig. 6 is coupling mechanism method for making process flow diagram.While making coupling mechanism 2, first perform step S1, first the coat on the optical fiber of the first optical fiber component 261 and optical fiber 262 is removed, then optical fiber 261 and optical fiber 262 are carried out to fused biconical taper, then perform step S2, the first optical fiber component after fused biconical taper is placed in semicircle substrate 241, perform step again subsequently S3, in gap between semicircle substrate 241 and the first optical fiber component, fill epoxy glue 251, and epoxy glue 251 is arranged on two axial ends of semicircle substrate 241.
Perform step subsequently S4, coat on the optical fiber of the second optical fiber component 263 and optical fiber 264 is removed, then optical fiber 263 and optical fiber 264 are carried out to fused biconical taper, then perform step S5, the second optical fiber component after fused biconical taper is placed in semicircle substrate 242, performs step again subsequently S5, in the gap between semicircle substrate 242 and the second optical fiber component, fill epoxy glue 252, and epoxy glue 252 is arranged on two axial ends of semicircle substrate 242.
Then, execution step S7, semicircle substrate 241 is coordinated with the mutual back-off of semicircle substrate 242, perform step again subsequently S8, fixed cover is enclosed within outside semicircle substrate 241 and semicircle substrate 242, particularly, if while adopting heat-shrink tube as fixed cover, first heat-shrink tube is enclosed within outside semicircle substrate 241 and semicircle substrate 242, and then heat-shrink tube is heated, make heat-shrink tube heat shrink rear double physa plate 241 and be fixed with semicircle substrate 242.If adopt quartz ampoule as fixed cover, by quartz pipe sleeve outside semicircle substrate 241 and semicircle substrate 242.
Perform step subsequently S9, two ends in stationary pipes are coated with fixing glue, particularly, if while adopting heat-shrink tube as fixed cover, adopt optic-solidified adhesive as fixing glue, be about to optic-solidified adhesive and be coated on two ends of heat-shrink tube, then after ultraviolet light irradiates optic-solidified adhesive, optic-solidified adhesive solidifies then.If while adopting quartz ampoule as fixed cover, adopt two curing glue as fixing glue, two curing glue and be coated on two ends of quartz ampoule, then after ultraviolet light and heating are processed optic-solidified adhesive, two curing glue is realized curing then.
Then perform step S10, stainless-steel tube 21 is enclosed within outside stationary pipes, then perform step S11, in the gap between stainless-steel tube 21 and fixed cover, filling gel 22, then complete the making of coupling mechanism 2.
As seen from the above-described embodiment, by the optical fiber component after two fused biconical tapers is placed into respectively in the groove of semicircle substrate, after recycling epoxy glue is fixed it respectively, then the mutual back-offs of two semicircle substrates are coordinated, make this coupling mechanism can hold lower two light device assemblies after overcoupling at same size size lower.By by two the light device component height after overcoupling integrated be integrated in a coupling mechanism, effectively improved the utilization rate of coupling mechanism inner space, make optical system when needs are coupled to a plurality of light paths, can be so that optical system be more compact by the coupling mechanism of Highgrade integration.And after two mutual back-offs cooperations of semicircle substrate, all directions of its periphery are stressed comparatively even, so the steadiness of the coupling mechanism being comprised of semicircle substrate is more good.
Above-mentioned is the utility model preferred embodiment, after can also removing coat with optical fiber by three, four or five during practical application, carry out fused biconical taper, thereby formation optical fiber component, the optical fiber component after fused biconical taper being placed in semicircle substrate, is to realize the purpose of this utility model equally again.
Claims (5)
1. coupling mechanism, comprises
Quartz base plate;
Stationary pipes, described stationary pipes is enclosed within outside described quartz base plate;
Stainless-steel tube, described stainless-steel tube is enclosed within outside described stationary pipes, between described stationary pipes and described stainless-steel tube, is coated with silica gel;
It is characterized in that:
Described coupling mechanism also comprises two optical fiber components, and each optical fiber component comprises multifiber, many described optical fiber fused taperings, and two described optical fiber components are arranged in described quartz base plate;
Described quartz base plate comprises two semicircle substrates, described in each, semicircle substrate offers groove vertically, in each groove, be provided with an optical fiber component, described in each, between groove and a described optical fiber component, be filled with epoxy glue, described epoxy glue is positioned at two ends of described groove;
Described in each, semicircle substrate is provided with the end face extending vertically on the both sides of described groove, and two mutual back-offs of described semicircle substrate coordinate, and the described end face of two described semicircle substrates adjoins each other.
2. coupling mechanism according to claim 1, is characterized in that:
The two ends of described stationary pipes are provided with curing glue.
3. coupling mechanism according to claim 1 and 2, is characterized in that:
Described stationary pipes is heat-shrink tube.
4. coupling mechanism according to claim 1 and 2, is characterized in that:
Described stationary pipes is quartz ampoule, and the length of described quartz ampoule is more than or equal to described quartz base plate.
5. coupling mechanism according to claim 1 and 2, is characterized in that:
The xsect of described groove is semicircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420428968.XU CN204009135U (en) | 2014-07-31 | 2014-07-31 | Coupling mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420428968.XU CN204009135U (en) | 2014-07-31 | 2014-07-31 | Coupling mechanism |
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| CN204009135U true CN204009135U (en) | 2014-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090338A (en) * | 2014-07-31 | 2014-10-08 | 光库通讯(珠海)有限公司 | Coupler and manufacturing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090338A (en) * | 2014-07-31 | 2014-10-08 | 光库通讯(珠海)有限公司 | Coupler and manufacturing method thereof |
| CN104090338B (en) * | 2014-07-31 | 2017-03-22 | 珠海光库科技股份有限公司 | Coupler and manufacturing method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHUHAI AFR TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ADVANCED FIBER RESOURCE (ZHUHAI) CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 519030 Guangdong city of Zhuhai Province Tang software Road No. B5 Building 2 floor Patentee after: ADVANCED FIBER RESOURCES (ZHUHAI) LTD. Address before: 519030 Guangdong city of Zhuhai Province Tang software Road No. B5 Building 2 floor Patentee before: Advanced Fiber Resources (Zhuhai) Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 519030, 1, 1-6, 8 and two, 5 production center, software Road, Guangdong, Zhuhai, China Patentee after: ADVANCED FIBER RESOURCES (ZHUHAI) LTD. Address before: 519030 Guangdong city of Zhuhai Province Tang software Road No. B5 Building 2 floor Patentee before: ADVANCED FIBER RESOURCES (ZHUHAI) LTD. |