CN115079359A - Method for repairing field operation optical cable - Google Patents
Method for repairing field operation optical cable Download PDFInfo
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- CN115079359A CN115079359A CN202210554080.XA CN202210554080A CN115079359A CN 115079359 A CN115079359 A CN 115079359A CN 202210554080 A CN202210554080 A CN 202210554080A CN 115079359 A CN115079359 A CN 115079359A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 119
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000013307 optical fiber Substances 0.000 claims abstract description 36
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 230000002787 reinforcement Effects 0.000 claims abstract description 15
- 239000002390 adhesive tape Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 229920006231 aramid fiber Polymers 0.000 claims description 6
- 238000005498 polishing Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000003733 fiber-reinforced composite Substances 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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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
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/56—Processes for repairing optical cables
- G02B6/564—Repair sets
-
- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4471—Terminating devices ; Cable clamps
- G02B6/4476—Terminating devices ; Cable clamps with heat-shrinkable elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Cable Accessories (AREA)
Abstract
A field operation optical cable repairing method is characterized in that an outer sheath, a reinforcing core, a loose tube and an optical fiber are sequentially arranged on the field operation optical cable from outside to inside, and the field operation optical cable repairing method comprises the following steps: sleeving a third heat-shrinkable tube on the optical fibers and the loose tubes exposed out of the two field operation optical cables, and performing heat-shrinkable reinforcement on the third heat-shrinkable tube; sleeving a second heat-shrinkable tube on the loose tubes exposed out of the two field operation optical cables, and performing heat-shrinkable reinforcement on the second heat-shrinkable tube; and sleeving the first heat-shrinkable tube at the joint of the two field operation optical cables, so that the first heat-shrinkable tube completely sleeves the second heat-shrinkable tube, and performing heat-shrinkable reinforcement on the first heat-shrinkable tube. According to the field operation optical cable repairing method, the second heat shrinkable tube and the third heat shrinkable tube are used for splicing the joint part, so that the joint part of the optical fiber can be completely protected, and after the field operation optical cable is repaired, a joint box and a joint bag are not arranged, and the field operation optical cable is convenient to coil.
Description
Technical Field
The invention belongs to the technical field of optical cable repair, and particularly relates to a field operation optical cable repair method.
Background
The field operation optical cable is an optical cable which is specially used for being rapidly laid and repeatedly collected and released in a field operation complex environment, has the characteristics of light weight, convenience in collection and release, flexibility, tension resistance, pressure resistance, good flexibility, easiness in bending and the like, and has the defects of firmness, toughness, difficulty in repair and the like. The field optical cable needs to be divided in the connection process, the division of the optical cable is a very fine process, the connection difficulty is high, and the field optical cable becomes a typical disposable product in most of time. When the field optical cable is jointed by adopting the jointing method of the common optical cable, after the jointing is finished, the joint part can not be sufficiently protected, the bare fiber is directly exposed in the field, the hidden danger is larger, a joint box or a joint bag is added at the joint point, the joint part is not easy to coil, the difficulty is increased when the cable is laid again, and the fault rate is rapidly increased. In the prior art, a field cold connection method is usually adopted for connecting the field optical cable, but the field optical cable cannot be recovered into a field optical cable tray when the method is withdrawn, so that the withdrawing and the transportation are difficult, and the economic loss is caused. Therefore, there is a need for a field fiber optic cable repair method.
Disclosure of Invention
The invention aims to provide a field operation optical cable repairing method, which solves the problems in the background technology.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a field operation optical cable repairing method is characterized in that an outer sheath, a reinforcing core, a loose tube and an optical fiber are sequentially arranged on the field operation optical cable from outside to inside, and the field operation optical cable repairing method comprises the following steps:
(1) completely cutting off damaged parts at two ends of the field operation optical cable to be repaired;
(2) sleeving a first heat shrink tube on one of the field optical cables, wherein the length of the first heat shrink tube is 60cm, the inner diameter of the first heat shrink tube is larger than the outer diameter of the outer sheath, the field optical cable sleeved with the first heat shrink tube is called a first field optical cable, and the other field optical cable is called a second field optical cable;
(3) stripping the outer sheath of the first field operation optical cable by 300cm, stripping the outer sheath of the second field operation optical cable by 50cm, and exposing the two field operation optical cables out of the loose tube;
(4) sleeving a second heat-shrinkable tube on a second field operation optical cable, wherein the length of the second heat-shrinkable tube is 50cm, the outer diameter of the second heat-shrinkable tube is smaller than the inner diameter of the first heat-shrinkable tube, and the inner diameter of the second heat-shrinkable tube is larger than the outer diameter of the outer sheath;
(5) cutting off the exposed loose tube of the second field operation optical cable, and keeping the exposed loose tube for 20 cm;
(6) sleeving a third heat-shrinkable tube on the loose tube exposed out of the first field operation optical cable, wherein the length of the third heat-shrinkable tube is 20cm, the inner diameter of the third heat-shrinkable tube is larger than the outer diameter of the loose tube, and the outer diameter of the third heat-shrinkable tube is smaller than the inner diameter of the second heat-shrinkable tube;
(7) cutting off the exposed loose tube of the first field operation optical cable, and keeping the exposed loose tube for 30 cm;
(8) stripping the loose tubes reserved by the two field operation optical cables by 10cm respectively to expose optical fibers, and splicing the exposed optical fibers according to the optical fiber splicing requirement;
(9) sleeving a third heat-shrinkable tube on the optical fibers and the loose tubes exposed out of the two field operation optical cables, and performing heat-shrinkable reinforcement on the third heat-shrinkable tube;
(10) wrapping the joint part of the loose tube and the third heat shrinkable tube by using a 3mm yellow 5S mark positioning adhesive tape for a circle;
(11) sleeving a second heat-shrinkable tube on the loose tubes exposed out of the two field operation optical cables, and performing heat-shrinkable reinforcement on the second heat-shrinkable tube;
(12) connecting the reinforced cores of the two field operation optical cables;
(13) polishing the outer sheaths at the connecting ends of the two field operation optical cables, and cleaning polishing scraps by using alcohol cotton;
(14) and sleeving the first heat-shrinkable tube at the joint of the two field operation optical cables, so that the first heat-shrinkable tube completely sleeves the second heat-shrinkable tube, and performing heat-shrinkable reinforcement on the first heat-shrinkable tube.
Further, the reinforcing core is a steel wire, and the method for connecting the reinforcing core in the step 12 is as follows:
removing 1/2 the quantity of the exposed reinforced cores of the second field optical cable, pulling the rest of the reinforced cores in the opposite direction along the axial direction of the second field optical cable, fixing the reinforced cores by using a black waterproof adhesive tape, and wrapping the positioning cores by using a 6mm yellow marking positioning adhesive tape for one circle;
2/3 is removed to the quantity of the reinforced core that exposes first field operations optical cable, remaining toward opposite direction and drag tightly along the axial of first field operations optical cable, here will remain one and not drag tightly to fix with black waterproof sticky tape, take out 1 steel reinforced core cross winding again, will be even, use up 1 reinforced core and continue to use next cross winding, until the end, will inseparable between the winding, wrap up the round around the reinforced core with 8mm yellow 5S mark location sticky tape at last.
Further, the reinforced core is aramid fiber yarn, and the method for splicing the reinforced core in the step 12 is as follows:
3/5 are removed respectively according to the number of the exposed reinforcing cores of the two field operation optical cables, the remaining reinforcing cores are pulled tightly along the axial direction of the field operation optical cables in the directions of two sides in a crossed mode respectively, the outside of the second heat shrinkable tube is knotted, the distance between the knotted position and the second heat shrinkable tube is smaller than 3cm, the second heat shrinkable tube is fixed by a black waterproof adhesive tape, and the 6mm yellow 5S mark positioning adhesive tape is used for wrapping the aramid fibers for one circle.
On the basis of and as a preferred embodiment of the above embodiment, the length of the excision in step 1 is 100 cm.
On the basis of the above scheme and as a preferred scheme of the above scheme, the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are made of a fiber reinforced composite material.
In addition to the above-mentioned means and as a preferable means of the above-mentioned means, the reinforcing core cannot be damaged or broken when the outer sheaths of the two field optical cables are stripped in the step 3.
On the basis of the above scheme and as a preferable scheme of the above scheme, the length deviation of the exposed optical fibers of the two field optical cables is required to be less than 2mm in the step 8.
In addition to and as a preferred embodiment of the above-mentioned solution, the method for splicing the optical fiber in the step 8 includes:
the end face of the external optical fiber is fused through the optical fiber fusion splicer, so that large loss caused by cold-spliced optical fibers is made up, the communication quality is guaranteed, and then the third heat-shrinkable tube is used for protection.
On the basis of the above scheme and as a preferable scheme of the above scheme, when the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are subjected to heat shrinkage reinforcement, the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are heated from the middle to both sides respectively.
The invention has the following beneficial effects: according to the field operation optical cable repairing method, the second heat shrinkable tube and the third heat shrinkable tube are used for splicing the joint part, so that the joint part of the optical fiber can be completely protected, and after the field operation optical cable is repaired, a joint box and a joint bag are not arranged, so that the field operation optical cable is convenient to coil and reserve; the three heat-shrinkable tubes have high strength, so that the tensile strength and the compressive strength of the field optical cable after connection are ensured; the reinforced core is spliced, so that the strength of a joint part is increased, and the tensile resistance and the lateral pressure resistance can be greatly restored.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a cross-sectional view of a field fiber optic cable.
Fig. 2 is a cross-sectional view of the field cable after repair is complete.
The reference numbers are as follows:
1. an outer sheath; 2. a reinforcing core; 3. loosening the sleeve; 4. an optical fiber; 5; a first heat shrink tube; 6. a second heat shrink tube; 7. and a third heat shrinkable tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 2, a method for repairing a field optical cable, which is provided with an outer sheath 1, a reinforced core 2, a loose tube 3 and an optical fiber 4 from outside to inside in sequence, comprises the following steps:
(1) completely cutting off damaged parts at two ends of the field operation optical cable to be repaired;
(2) sleeving a first heat shrinkable tube 5 on one of the field optical cables, wherein the length of the first heat shrinkable tube is 60cm, the inner diameter of the first heat shrinkable tube 5 is larger than the outer diameter of the outer sheath 1, the field optical cable sleeved with the first heat shrinkable tube 5 is called a first field optical cable, and the other field optical cable is called a second field optical cable;
(3) stripping the outer sheath 1 of the first field operation optical cable by 300cm, stripping the outer sheath 1 of the second field operation optical cable by 50cm, and exposing the two field operation optical cables out of the loose tube 3;
(4) sleeving a second heat shrink tube 6 on a second field operation optical cable, wherein the length of the second heat shrink tube 6 is 50cm, the outer diameter of the second heat shrink tube 6 is smaller than the inner diameter of the first heat shrink tube 5, and the inner diameter of the second heat shrink tube 6 is larger than the outer diameter of the outer sheath 1;
(5) cutting off the exposed loose tube 3 of the second field optical cable, and keeping the exposed loose tube 3 for 20 cm;
(6) sleeving a third heat shrinkable tube 7 on the loose tube 3 exposed out of the first field operation optical cable, wherein the length of the third heat shrinkable tube 7 is 20cm, the inner diameter of the third heat shrinkable tube 7 is larger than the outer diameter of the loose tube 3, and the outer diameter of the third heat shrinkable tube 7 is smaller than the inner diameter of the second heat shrinkable tube 6;
(7) cutting off the exposed loose tube 3 of the first field operation optical cable, and keeping the exposed loose tube 3 for 30 cm;
(8) stripping the loose tubes 3 reserved by the two field operation optical cables by 10cm respectively to expose the optical fibers 4, and splicing the exposed optical fibers 4 according to the splicing requirement of the optical fibers 4;
(9) sleeving a third heat-shrinkable tube 7 on the optical fibers 4 and the loose tubes 3 exposed out of the two field operation optical cables, and performing heat-shrinkable reinforcement on the third heat-shrinkable tube 6;
(10) wrapping the joint part of the loose tube 3 and the third heat shrinkable tube 6 by using a 3mm yellow 5S mark positioning adhesive tape for one circle;
(11) sleeving a second heat-shrinkable tube on the loose tubes 3 exposed out of the two field operation optical cables, and performing heat-shrinkable reinforcement on the second heat-shrinkable tube 6;
(12) connecting the reinforced cores 2 of the two field operation optical cables;
(13) polishing the outer sheaths 1 at the connecting ends of the two field operation optical cables, and cleaning polishing scraps by using alcohol cotton;
(14) and sleeving the first heat-shrinkable tube at the joint of the two field operation optical cables to enable the first heat-shrinkable tube 5 to completely sleeve the second heat-shrinkable tube, and performing heat-shrinkable reinforcement on the first heat-shrinkable tube.
When the reinforcing core 2 is a steel wire, the method for connecting the reinforcing core 2 in the step 12 is as follows:
removing 1/2 the quantity of the exposed reinforced cores 2 of the second field optical cable, pulling the rest of the reinforced cores in the opposite direction along the axial direction of the second field optical cable, fixing the reinforced cores by using a black waterproof adhesive tape, and wrapping the positioning cores by using a 6mm yellow marking positioning adhesive tape for one circle;
2/3 is got rid of to the quantity of the reinforcer 2 that exposes first field operations optical cable, and remaining toward opposite direction drags tightly along the axial of first field operations optical cable, and it is tight not drag to reserve one here to fix with black waterproof tape, take out 1 steel reinforcer 2 alternately winding again, will be even, use up 1 reinforcer 2 and continue to use next alternately winding, until finishing, will be inseparable between the winding, at last with 8mm yellow 5S mark location sticky tape around reinforcer 2 parcel round.
When the reinforced core 2 is aramid fiber yarn, the connection method of the reinforced core 2 in the step 12 is as follows:
3/5 are respectively removed according to the number of the exposed reinforcing cores 2 of the two field operation optical cables, the remaining reinforcing cores 2 are respectively pulled tightly along the axial direction of the field operation optical cables in the directions of two sides in a crossed mode, the outside of the second heat-shrinkable tube is knotted, the distance between the knotted position and the second heat-shrinkable tube is smaller than 3cm, the second heat-shrinkable tube is fixed by a black waterproof adhesive tape, and the 6mm yellow 5S mark positioning adhesive tape is used for wrapping the aramid fiber yarn for one circle.
The length of the excision in step 1 is 100 cm.
The first heat shrinkable tube 5, the second heat shrinkable tube 6 and the third heat shrinkable tube 7 are made of fiber reinforced composite materials.
In the step 3, when the outer sheaths 1 of the two field operation optical cables are stripped, the reinforcing core 2 cannot be damaged or broken.
In the step 8, the length deviation of the exposed optical fibers 4 of the two field operation optical cables is required to be less than 2 mm.
The method for splicing the optical fibers in the step 8 comprises the following steps:
the end face of the external optical fiber is fused through the optical fiber fusion splicer, so that large loss caused by cold-spliced optical fibers is made up, the communication quality is guaranteed, and then the third heat-shrinkable tube is used for protection.
And when the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are subjected to heat shrinkage reinforcement, the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are heated from the middle to two sides respectively.
According to the field operation optical cable repairing method, the second heat shrinkable tube and the third heat shrinkable tube are used for splicing the joint part, so that the joint part of the optical fiber can be completely protected, and after the field operation optical cable is repaired, a joint box and a joint bag are not arranged, so that the field operation optical cable is convenient to coil and reserve; the three heat-shrinkable tubes have high strength, so that the tensile strength and the compressive strength of the field optical cable after connection are ensured; the reinforced core is spliced, so that the strength of a joint part is increased, and the tensile resistance and the lateral pressure resistance can be greatly restored.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A field operation optical cable repair method is characterized in that an outer sheath, a reinforcing core, a loose tube and an optical fiber are sequentially arranged on the field operation optical cable from outside to inside, and the method comprises the following steps:
(1) completely cutting off damaged parts at two ends of the field operation optical cable to be repaired;
(2) sleeving a first heat-shrinkable tube on one of the field optical cables, wherein the length of the first heat-shrinkable tube is 60cm, the inner diameter of the first heat-shrinkable tube is larger than the outer diameter of the outer sheath, the field optical cable sleeved with the first heat-shrinkable tube is called a first field optical cable, and the other field optical cable is called a second field optical cable;
(3) stripping the outer sheath of the first field operation optical cable by 300cm, stripping the outer sheath of the second field operation optical cable by 50cm, and exposing the two field operation optical cables out of the loose tube;
(4) sleeving a second heat shrink tube on a second field optical cable, wherein the length of the second heat shrink tube is 50cm, the outer diameter of the second heat shrink tube is smaller than the inner diameter of the first heat shrink tube, and the inner diameter of the second heat shrink tube is larger than the outer diameter of the outer sheath;
(5) cutting off the exposed loose tube of the second field operation optical cable, and keeping the exposed loose tube for 20 cm;
(6) sleeving a third heat-shrinkable tube on the loose tube exposed out of the first field operation optical cable, wherein the length of the third heat-shrinkable tube is 20cm, the inner diameter of the third heat-shrinkable tube is larger than the outer diameter of the loose tube, and the outer diameter of the third heat-shrinkable tube is smaller than the inner diameter of the second heat-shrinkable tube;
(7) cutting off the exposed loose tube of the first field operation optical cable, and keeping the exposed loose tube for 30 cm;
(8) stripping the loose tubes reserved by the two field operation optical cables by 10cm respectively to expose optical fibers, and splicing the exposed optical fibers according to the optical fiber splicing requirement;
(9) sleeving a third heat-shrinkable tube on the optical fibers and the loose tubes exposed out of the two field operation optical cables, and performing heat-shrinkable reinforcement on the third heat-shrinkable tube;
(10) wrapping the joint part of the loose tube and the third heat shrinkable tube by using a 3mm yellow 5S mark positioning adhesive tape for a circle;
(11) sleeving a second heat-shrinkable tube on the two exposed loose tubes of the field optical cables, and performing heat-shrinkage reinforcement on the second heat-shrinkable tube;
(12) connecting the reinforced cores of the two field operation optical cables;
(13) polishing the outer sheaths at the connecting ends of the two field operation optical cables, and cleaning polishing scraps by using alcohol cotton;
(14) and sleeving the first heat-shrinkable tube at the joint of the two field optical cables, so that the first heat-shrinkable tube completely sleeves the second heat-shrinkable tube, and performing heat-shrinkage reinforcement on the first heat-shrinkable tube.
2. The method of claim 1, wherein the field operations cable is: the reinforcing core is a steel wire, and the method for connecting the reinforcing core in the step 12 comprises the following steps:
removing 1/2 the quantity of the exposed reinforced cores of the second field optical cable, pulling the rest of the reinforced cores in the opposite direction along the axial direction of the second field optical cable, fixing the reinforced cores by using a black waterproof adhesive tape, and wrapping the positioning cores by using a 6mm yellow marking positioning adhesive tape for one circle;
2/3 is removed to the quantity of the reinforced core that exposes first field operations optical cable, remaining toward opposite direction and drag tightly along the axial of first field operations optical cable, here will remain one and not drag tightly to fix with black waterproof sticky tape, take out 1 steel reinforced core cross winding again, will be even, use up 1 reinforced core and continue to use next cross winding, until the end, will inseparable between the winding, wrap up the round around the reinforced core with 8mm yellow 5S mark location sticky tape at last.
3. The method of claim 1, wherein the field operations cable is: the reinforced core is aramid fiber yarn, and the method for connecting the reinforced core in the step 12 is as follows:
3/5 are removed respectively according to the number of the exposed reinforcing cores of the two field operation optical cables, the remaining reinforcing cores are pulled tightly along the axial direction of the field operation optical cables in the directions of two sides in a crossed mode respectively, the outside of the second heat shrinkable tube is knotted, the distance between the knotted position and the second heat shrinkable tube is smaller than 3cm, the second heat shrinkable tube is fixed by a black waterproof adhesive tape, and the 6mm yellow 5S mark positioning adhesive tape is used for wrapping the aramid fibers for one circle.
4. The method of claim 1, wherein the field operations cable is: the length of the excision in step 1 is 100 cm.
5. The method of claim 1, wherein the field operations cable is: the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are made of fiber reinforced composite materials.
6. The method of claim 1, wherein the field operations cable is: and in the step 3, the reinforcing core cannot be damaged or broken when the outer sheaths of the two field operation optical cables are stripped.
7. The method of claim 1, wherein the field operations cable is: in the step 8, the length deviation of the exposed optical fibers of the two field operation optical cables is required to be less than 2 mm.
8. The method of claim 1, wherein the field operations cable is: the method for splicing the optical fibers in the step 8 comprises the following steps:
the end face of the external optical fiber is fused through the optical fiber fusion splicer, so that large loss caused by cold-spliced optical fibers is made up, the communication quality is guaranteed, and then the third heat-shrinkable tube is used for protection.
9. The method of claim 1, wherein the field operations cable is: and when the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are subjected to heat shrinkage reinforcement, the first heat shrinkable tube, the second heat shrinkable tube and the third heat shrinkable tube are heated from the middle to two sides respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210554080.XA CN115079359A (en) | 2022-05-19 | 2022-05-19 | Method for repairing field operation optical cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210554080.XA CN115079359A (en) | 2022-05-19 | 2022-05-19 | Method for repairing field operation optical cable |
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| CN115079359A true CN115079359A (en) | 2022-09-20 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4580874A (en) * | 1983-06-27 | 1986-04-08 | Olin Corporation | Optical fiber cable repair and joining technique and kit for performing the same |
| CN203101679U (en) * | 2013-02-28 | 2013-07-31 | 永大科技集团有限公司 | Optical fiber fusion point protector |
| CN103376519A (en) * | 2012-04-20 | 2013-10-30 | 付勇 | Urgent repair method for special optical cable |
| CN106226866A (en) * | 2016-08-31 | 2016-12-14 | 长沙湘计海盾科技有限公司 | A kind of guard method of fused fiber splice |
| CN206193303U (en) * | 2016-11-23 | 2017-05-24 | 天津凯普林光电科技有限公司 | Optical fiber fusion connection point protector |
| CN207281330U (en) * | 2018-01-17 | 2018-04-27 | 贵州远庭通信工程有限公司 | A kind of fused fiber splice heat-shrinkable T bush |
| CN215340468U (en) * | 2021-07-12 | 2021-12-28 | 浙江振东光电科技有限公司 | Be applied to optical fiber fusion structure on tunnel and cable testing bridge |
-
2022
- 2022-05-19 CN CN202210554080.XA patent/CN115079359A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4580874A (en) * | 1983-06-27 | 1986-04-08 | Olin Corporation | Optical fiber cable repair and joining technique and kit for performing the same |
| CN103376519A (en) * | 2012-04-20 | 2013-10-30 | 付勇 | Urgent repair method for special optical cable |
| CN203101679U (en) * | 2013-02-28 | 2013-07-31 | 永大科技集团有限公司 | Optical fiber fusion point protector |
| CN106226866A (en) * | 2016-08-31 | 2016-12-14 | 长沙湘计海盾科技有限公司 | A kind of guard method of fused fiber splice |
| CN206193303U (en) * | 2016-11-23 | 2017-05-24 | 天津凯普林光电科技有限公司 | Optical fiber fusion connection point protector |
| CN207281330U (en) * | 2018-01-17 | 2018-04-27 | 贵州远庭通信工程有限公司 | A kind of fused fiber splice heat-shrinkable T bush |
| CN215340468U (en) * | 2021-07-12 | 2021-12-28 | 浙江振东光电科技有限公司 | Be applied to optical fiber fusion structure on tunnel and cable testing bridge |
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