CN104965259A - Optical fiber connector and fiber fusion method - Google Patents
Optical fiber connector and fiber fusion method Download PDFInfo
- Publication number
- CN104965259A CN104965259A CN201510334859.0A CN201510334859A CN104965259A CN 104965259 A CN104965259 A CN 104965259A CN 201510334859 A CN201510334859 A CN 201510334859A CN 104965259 A CN104965259 A CN 104965259A
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- CN
- China
- Prior art keywords
- reinforcing member
- splice portion
- fiber splice
- fused fiber
- glue
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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
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
- G02B6/2558—Reinforcement of splice joint
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses an optical fiber connector and a fiber fusion method. The optical fiber connector comprises a rigid strip-shaped reinforcing piece. The surface of the reinforcing piece is provided with a groove in the axial direction. The groove of the reinforcing piece is used for accommodating a fiber fusion portion. Through the structure above, the strength of the fiber fusion portion can be improved, so that the fiber fusion portion is not damaged easily, and the fiber fusion portion is protected effectively.
Description
Technical field
The present invention relates to fiber optic connection technology field, particularly relate to the welding process of a kind of fiber optic connector and optical fiber.
Background technology
Optical Fiber Transmission has transmission frequency bandwidth, message capacity is large, loss is low, be not subject to the advantages such as electromagnetic interference (EMI), optic cable diameter is little, quality is light, is the transmission medium of current main flow.
No matter optical fiber fusion welding technology is in optical-fibre communications, increase Optical fiber relay amplify transmission range, improve fade margin, the fiber to the home solution of optical fiber link, or in optical fiber sensing network, realizes distribution topology monitoring of structures and system access all plays an important role.
When carrying out welding to optical fiber, needing the protection coat of the connecting end portion removing optical fiber to expose to make glass fibre, then the end of exposed glass fibre being merged.Because the part removing protective finish has lower physical strength, therefore the usual protective casing by this part coated is strengthened this part.In prior art; the binding site of usual employing heat-shrinkable T bush protection fused fiber splice; but; to in heat-shrinkable T bush heating process; because heat-shrink tube shrinks; extruding can be caused to the binding site of fused fiber splice, easily cause the damage of binding site, cause the numerical aperture of optical fiber (NA value) to change.
Summary of the invention
The technical matters that the present invention mainly solves is to provide the welding process of a kind of fiber optic connector and optical fiber, can improve the intensity in fused fiber splice portion, make its not sensitive for damages, and can not extrude fusing point, available protecting fused fiber splice portion.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: providing a kind of fiber optic connector, comprise rigid strip reinforcing member, slots vertically in described reinforcing member surface, and the fluting place of described reinforcing member is used for receiving optical fiber weld portion.
Wherein, fiber optic connector also comprises a glue-line, and described glue-line is filled to the fluting place of described reinforcing member and covers described fused fiber splice portion, to be fixed in described reinforcing member in described fused fiber splice portion.
Wherein, described glue-line is ultra-violet curing coating glue-line or heat curing coating glue-line.
Wherein, the xsect of described reinforcing member is broken line shape or arc.
Wherein, described reinforcing member is made for using glass material.
For solving the problems of the technologies described above, another technical solution used in the present invention is: the welding process providing a kind of optical fiber, comprising: the connector of the optical fiber treating welding is divested coat and carries out welding, to form fused fiber splice portion; Described fused fiber splice portion is inserted the fluting place of the rigid strip reinforcing member slotted vertically in surface.
Wherein, described described fused fiber splice portion is inserted the step at the fluting place of rigid strip reinforcing member slotted vertically in surface after comprise: glue be filled to the fluting place of described reinforcing member and cover described fused fiber splice portion, so that described fused fiber splice portion is fixed in described reinforcing member.
Wherein, describedly glue be filled to the fluting place of described reinforcing member and cover described fused fiber splice portion, comprise with the step that described fused fiber splice portion is fixed in described reinforcing member: ultra-violet curing glue coated be filled to the fluting place of described reinforcing member and cover described fused fiber splice portion, UV-irradiation is carried out to solidify described ultra-violet curing glue coated to described ultra-violet curing glue coated, and then described fused fiber splice portion is fixed in described reinforcing member; Or heat curing glue coated be filled to the fluting place of described reinforcing member and cover described fused fiber splice portion, heating to solidify described heat curing glue coated to described heat curing glue coated, and then described fused fiber splice portion is fixed in described reinforcing member.
Wherein, the xsect of described reinforcing member is broken line shape or arc.
Wherein, before the step at fluting place described fused fiber splice portion being inserted the rigid strip reinforcing member slotted vertically in surface, comprising: use glass material to make described reinforcing member.
The invention has the beneficial effects as follows: the situation being different from prior art; in fiber optic connector of the present invention; utilize rigid strip reinforcing member receiving optical fiber weld portion; due to the rigid structure of reinforcing member, make fused fiber splice portion not subject to damage, thus available protecting fused fiber splice portion; it is made not easily to rupture; and slot vertically in reinforcing member surface, fused fiber splice portion is placed in the fluting place of reinforcing member, makes simple to operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of fiber optic connector one embodiment of the present invention;
Fig. 2 is the schematic diagram of xsect one embodiment of the fiber optic connector shown in Fig. 1, wherein there is shown the xsect in fused fiber splice portion;
Fig. 3 is the schematic diagram of another embodiment of xsect of the fiber optic connector shown in Fig. 1, wherein there is shown the xsect in fused fiber splice portion;
Fig. 4 is the process flow diagram of welding process one embodiment of optical fiber of the present invention.
Embodiment
Below in conjunction with drawings and embodiments, the present invention is described in detail.
Consult Fig. 1, in an embodiment of fiber optic connector of the present invention, fiber optic connector comprises rigid strip reinforcing member 10.Wherein, slot vertically in the surface of reinforcing member 11, and its fluting place 111 is the fused fiber splice portion 21 after welding for receiving optical fiber 20 and optical fiber 22.Wherein, fused fiber splice portion 21 refers to that optical fiber 20 and optical fiber 22 comprise the naked fine part of fusing point after fusing.
Present embodiment, by using the reinforcing member 11 receiving optical fiber weld portion 21 of rigidity, can improve the intensity in fused fiber splice portion 21, fused fiber splice portion 21 is made not easily to be squeezed thus, and not easily fractureed, reduce the impaired probability in fused fiber splice portion, ensure that the numerical aperture in fused fiber splice portion 21.In addition, by the surface of reinforcing member 10 fluting, only fused fiber splice portion 21 need be put into fluting 111 from notch, simply easy to operate, do not need other utility appliance.
Further, fiber optic connector also comprises a glue-line 12, and glue-line 12 is filled to the fluting place 111 of reinforcing member 11 and covers fused fiber splice portion 21, is fixed in reinforcing member 10 in fused fiber splice portion to utilize the stickiness of glue-line 12.
Wherein, glue-line 12 is for having the ultra-violet curing coating glue-line of respective indices of refraction.Behind the fluting place 111 fused fiber splice portion 21 being placed on reinforcing member 11, ultra-violet curing coating adhesive is filled to fluting place 111, fused fiber splice portion 21 is covered to make ultra-violet curing coating adhesive, then ultraviolet irradiation fixed line equipment is adopted to carry out UV-irradiation to make adhesive curing to ultra-violet curing coating adhesive, under the stickiness effect of ultra-violet curing coating adhesive, when after the solidification of ultra-violet curing coating adhesive, the glue-line 12 formed and reinforcing member 11 combine, thus fused fiber splice portion 21 is fixed on the fluting place 111 of reinforcing member 11.
Certainly, glue-line 12 can also be heat curing coating glue-line, with ultra-violet curing coating adhesive unlike, adopt heating mode heat curing coating adhesive is cured.
By the effect of glue-line 12, fused fiber splice portion 21 can be protected further, make its not subject to damage.
Wherein, in present embodiment, reinforcing member 11 is the rigid strip reinforcing member using glass material to make, and its xsect is arc, and as shown in Figure 2, the xsect of reinforcing member 11 is semicircle.
In other embodiments, reinforcing member 11 can also be use the other materials such as steel, aluminium to make.And as shown in Figure 3, the xsect of reinforcing member 11 can also be broken line shape, or can also be other shape.
Consult Fig. 4, in welding process one embodiment of optical fiber of the present invention, comprise the steps:
Step S401: the connector of the optical fiber treating welding is divested coat and carries out welding, to form fused fiber splice portion.
When carrying out welding to optical fiber, first the connector (i.e. connecting end portion) of optical fiber is divested coat, then by divest coat fused fiber splice together thus fused fiber splice portion, namely this fused fiber splice portion is the bare wire part comprising fusing point.
Step S402: fluting place fused fiber splice portion being inserted the rigid strip reinforcing member slotted vertically in surface.
Fiber optic connector shown in composition graphs 1 and Fig. 2; slot vertically in the surface of its reinforcing member 11; fused fiber splice portion 21 is put into the fluting place 111 of reinforcing member 11; thus utilize the rigid structure of reinforcing member 10; improve the intensity in fused fiber splice portion 21; fused fiber splice portion 21 not subject to damage can be protected, and not easily fractureed, can ensure that its numerical aperture not easily changes.
Wherein, the xsect of reinforcing member 11 can be arc, as shown in Figure 2.Certainly, the xsect of reinforcing member 11 can also be broken line shape, as shown in Figure 3.
Further, after the step at fluting place 111 fused fiber splice portion 21 being inserted reinforcing member 11, glue be filled to the fluting place 111 of reinforcing member 11 and cover fused fiber splice portion 21, thus form glue-line 12 in fused fiber splice portion 21, so that fused fiber splice portion 21 is fixed in reinforcing member 11.
Wherein, glue is ultra-violet curing glue coated.Can be the fluting place 111 ultra-violet curing glue coated being filled to reinforcing member 11, also can be by place of fused fiber splice portion 21 point ultra-violet curing glue coated, thus make ultra-violet curing glue coated cover fused fiber splice portion 21.Afterwards, to ultra-violet curing glue coated irradiating ultraviolet light, to solidify ultra-violet curing glue coated, thus form ultra-violet curing coating glue-line.Under the stickiness effect of ultra-violet curing coating adhesive, when after the solidification of ultra-violet curing coating adhesive, the glue-line formed and reinforcing member 11 combine, thus fused fiber splice portion 21 is fixed on the fluting place 111 of reinforcing member 11.
Certainly, glue can also be heat curing glue coated, with ultra-violet curing glue coated unlike, adopt heating mode heat of solidification cured coated glue.
By the effect of glue-line 12, fused fiber splice portion 21 can be protected further, make it not easily be damaged.
Wherein, before the step at fluting place 111 fused fiber splice portion 21 being inserted reinforcing member 11, comprising: use glass material to make reinforcing member, to obtain the reinforcing member of rigidity.
Certainly, the material such as steel or aluminium can also be used to make reinforcing member, this is not limited.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a fiber optic connector, is characterized in that, comprises rigid strip reinforcing member, slots vertically in described reinforcing member surface, and the fluting place of described reinforcing member is used for receiving optical fiber weld portion.
2. optical fiber splicing device according to claim 1, is characterized in that, also comprises a glue-line, and described glue-line is filled to the fluting place of described reinforcing member and covers described fused fiber splice portion, to be fixed in described reinforcing member in described fused fiber splice portion.
3. fiber optic connector according to claim 2, is characterized in that, described glue-line is ultra-violet curing coating glue-line or heat curing coating glue-line.
4. fiber optic connector according to claim 1, is characterized in that, the xsect of described reinforcing member is broken line shape or arc.
5. fiber optic connector according to claim 1, is characterized in that, described reinforcing member is made for using glass material.
6. a welding process for optical fiber, is characterized in that, comprising:
The connector of the optical fiber treating welding is divested coat and carries out welding, to form fused fiber splice portion;
Described fused fiber splice portion is inserted the fluting place of the rigid strip reinforcing member slotted vertically in surface.
7. welding process according to claim 6, is characterized in that, described described fused fiber splice portion is inserted the step at the fluting place of rigid strip reinforcing member slotted vertically in surface after comprise:
Glue be filled to the fluting place of described reinforcing member and cover described fused fiber splice portion, so that described fused fiber splice portion is fixed in described reinforcing member.
8. welding process according to claim 7, is characterized in that, describedly glue is filled to the fluting place of described reinforcing member and covers described fused fiber splice portion, comprises with the step be fixed in described reinforcing member in described fused fiber splice portion:
Ultra-violet curing glue coated be filled to the fluting place of described reinforcing member and cover described fused fiber splice portion, UV-irradiation is carried out to solidify described ultra-violet curing glue coated to described ultra-violet curing glue coated, and then described fused fiber splice portion is fixed in described reinforcing member; Or
Heat curing glue coated be filled to the fluting place of described reinforcing member and cover described fused fiber splice portion, heating to solidify described heat curing glue coated to described heat curing glue coated, and then described fused fiber splice portion is fixed in described reinforcing member.
9. welding process according to claim 6, is characterized in that, the xsect of described reinforcing member is broken line shape or arc.
10. welding process according to claim 6, is characterized in that, before the step at fluting place described fused fiber splice portion being inserted the rigid strip reinforcing member slotted vertically in surface, comprising: use glass material to make described reinforcing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510334859.0A CN104965259A (en) | 2015-06-16 | 2015-06-16 | Optical fiber connector and fiber fusion method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510334859.0A CN104965259A (en) | 2015-06-16 | 2015-06-16 | Optical fiber connector and fiber fusion method |
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| Publication Number | Publication Date |
|---|---|
| CN104965259A true CN104965259A (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510334859.0A Pending CN104965259A (en) | 2015-06-16 | 2015-06-16 | Optical fiber connector and fiber fusion method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017179299A1 (en) * | 2016-04-15 | 2017-10-19 | 株式会社フジクラ | Optical fiber protection structure and method for producing optical element |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1065937A (en) * | 1991-04-01 | 1992-11-04 | 住友电器工业株式会社 | Reinforced optical fiber coupler and job operation thereof |
| CN1180173A (en) * | 1996-07-30 | 1998-04-29 | 三星电子株式会社 | Method for splicing optical fibers coated with metal |
| KR20020060276A (en) * | 2001-01-10 | 2002-07-18 | 김국웅 | Board for optical fiber type device and opticla fiber type device using the same |
| CN2742454Y (en) * | 2003-05-15 | 2005-11-23 | 倪道友 | Optical fiber branch device |
| CN103163595A (en) * | 2011-12-19 | 2013-06-19 | 西安金和光学科技有限公司 | Optical fiber splicer |
| CN204807742U (en) * | 2015-06-16 | 2015-11-25 | 深圳联品激光技术有限公司 | Fiber connection piece |
-
2015
- 2015-06-16 CN CN201510334859.0A patent/CN104965259A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1065937A (en) * | 1991-04-01 | 1992-11-04 | 住友电器工业株式会社 | Reinforced optical fiber coupler and job operation thereof |
| CN1180173A (en) * | 1996-07-30 | 1998-04-29 | 三星电子株式会社 | Method for splicing optical fibers coated with metal |
| KR20020060276A (en) * | 2001-01-10 | 2002-07-18 | 김국웅 | Board for optical fiber type device and opticla fiber type device using the same |
| CN2742454Y (en) * | 2003-05-15 | 2005-11-23 | 倪道友 | Optical fiber branch device |
| CN103163595A (en) * | 2011-12-19 | 2013-06-19 | 西安金和光学科技有限公司 | Optical fiber splicer |
| CN204807742U (en) * | 2015-06-16 | 2015-11-25 | 深圳联品激光技术有限公司 | Fiber connection piece |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017179299A1 (en) * | 2016-04-15 | 2017-10-19 | 株式会社フジクラ | Optical fiber protection structure and method for producing optical element |
| JP2017191298A (en) * | 2016-04-15 | 2017-10-19 | 株式会社フジクラ | Optical fiber protective structure and method for manufacturing optical element |
| US11061189B2 (en) | 2016-04-15 | 2021-07-13 | Fujikura Ltd. | Optical fiber protection structure and method of manufacturing optical element |
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| PB01 | Publication | ||
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Application publication date: 20151007 |