CN100337137C - Ocean cable soft connector and its connecting technique - Google Patents
Ocean cable soft connector and its connecting technique Download PDFInfo
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- CN100337137C CN100337137C CNB2004100417730A CN200410041773A CN100337137C CN 100337137 C CN100337137 C CN 100337137C CN B2004100417730 A CNB2004100417730 A CN B2004100417730A CN 200410041773 A CN200410041773 A CN 200410041773A CN 100337137 C CN100337137 C CN 100337137C
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Abstract
The present invention relates to a flexible connector for ocean cables and connecting technique of the flexible connector, particularly to a connecting flexible connector for submarine optical cables and a connecting technical method of the connecting flexible connector, which is suitable for the connection of submarine optical cables in a submarine optical fiber communication system as well as the failure maintenance of submarine optical cables. The connecting flexible connector for submarine optical cables comprises an optical fiber, a stainless steel tube, a recovered cable core, a wound inner armor steel wire, a reversely wound outer armor steel wire and a pre-twisted steel wire for outer layer protection. The present invention has the connecting technique that a heat sealing machine for optical fibers is used for connection, and a connected bare optical fiber part is coated with acrylic ester; a larger outer stainless steel tube is sheathed on the stainless steel tube, an optical fiber at a connector part is sheathed with the stainless steel tube, and a heat-shrinkable tube is sheathed on the stainless steel tube and is heated to shrink to the outer diameter of the cable core; the inner armor steel wire is wound from one end to the other end through transition, the outer armor steel wire is reversely wound from one end to the other end through transition, and the pre-twisted steel wire is wound around an outer layer of the connecting position of the inner steel wire and the outer steel wire; a polypropylene rope, namely a PP rope, is wound around the outside of the pre-twisted steel wire.
Description
Technical field
The utility model sea cable connecting hose and what connect that technology relates to is that a kind of submarine optical fiber cable connector and submarine optical fiber cable thereof connect technology is applicable to continuing of submarine optical fiber cable in the fibres submarine telecommunication system, also is applicable to the maintenance of submarine optical fiber cable fault.
Background technology
At present, extra large cable joint box body is long-pending bigger, in extra large cable laid processes, be difficult to by laying ship traction engine and drum machine and bury plough underground, and fitting operation program complexity, built-up time is longer.In addition, present extra large cable joint body design is complicated, and assembling is inconvenient, takies the limited offshore operation time.Another aspect, a kind of extra large cable of structure must have special-purpose extra large cable joint box to match, and need every section all standby connector box of extra large cable.Realize the continuously big length of submarine optical fiber cable, two kinds of methods are arranged at present, a kind of is to make whole jointless submarine optical fiber cable, and another kind is the method that connects with connector box.But the expense of connector box is higher.Big length submarine optical fiber cable transportation, lay and operational process in, it is unavoidable breaking down, so extra large cable joint is again the important means of reparation fault.
Summary of the invention
The purpose of this utility model is a kind of extra large cable connecting hose to be provided and to connect technology at above-mentioned weak point, adopt the method for connecting hose, the multistage submarine optical fiber cable is coupled together, it is little, simple in structure to have volume, cost is low, does not need to prepare special-purpose extra large cable joint box according to the extra large cable of every kind of structure, and the connecting hose section is smoothly by laying ship traction engine and drum machine and burying plough underground, the fitting operation program is simple and reliable, shortens extra large cable built-up time greatly.Big length submarine optical fiber cable transportation, lay and operational process in, it is unavoidable breaking down, so extra large cable connecting hose is again the important means of reparation fault.
Sea cable connecting hose and connection technology thereof take following scheme to realize: extra large cable connecting hose structure is linked together by two sections extra large cable joints; comprise optical fiber; stainless-steel tube; the cable core that recovers; the inner steel wire that twines; the reverse outer steel wire that twines; and the pre-wring steel wire used of outer layer protection; outside the optical fiber of two sections extra large cable joints, be set with stainless-steel tube; the optical fiber of two sections extra large cable joints is linked together; outside two sections extra large cable joint stainless-steel tubes, be set with the outer casing stainless steel pipe; heat-shrinkable tube is sleeved on the outer casing stainless steel pipe; the heat-shrinkable tube heat shrink is to the conductor assembly outer diameter that recovers; be wound with inner steel wire at the conductor assembly outer diameter that recovers; outside inner steel wire, be provided with the outer steel wire of reverse winding; in pre-wring steel wire is wrapped in; outer steel wire joint area skin; it is PP rope (PP rope) that the pre-wring steel wire outside is wound with polypropylene rope, and adopts pitch and PP rope to be bonded together.
It is to adopt following scheme to realize that sea cable connecting hose connects technology:
1, gets two sections extra large cables for the treatment of joint, be called extra large cable A end, extra large cable B end respectively;
2, extra large cable A end is peelled off two layers of polypropylene rope (PP rope) 20-30 rice with bobbin winoler, and keep, extra large cable B end is peelled off PP rope 25-30 rice, strip out 20 meters of extra large cable outer steel wires, the sheared-off part inner steel wire, armour 15-20 rice in leaving and taking, cable core is left and taken 8-12 rice;
3, peel the outer cable steel wire of extra large cable B end off 10-14 rice, and tighten (guaranteeing that outer armour pitch is constant) with the larynx hoop, leave and take 15-20 rice, inner steel wire is divided into the 3-4 group, leaves and takes 25-30 rice, cable core 5-8 rice;
4, the pitch on the extra large cable cable core of removing, and on extra large cable A, B end cable core, extract corresponding thermal contraction casing tube 3-5 rice;
5, use the steel pipe cutter, it is some that segmentation extracts cable core, and extra large cable A end is peelled off cable core sheath 3-4 rice, and repaiies 3-4 centimetre of part cable core at cable core and steel pipe joint;
6, heat cable core with benzine blow lamp, take out the cable core sheath, and remove glue on the stainless-steel tube with blade.
7, the pre-manufactured steel length of tube 1.3-1.5 rice of 5.8 millimeters of φ on the extra large cable A end steel pipe unit upper sleeve through;
8, cable core, the steel pipe with extra large cable A, B end is fixed on the stand;
9, peel steel pipe off, every end is reserved optical fiber 50-80 centimetre, and steel pipe and fiber unit joint are reserved 1-2 centimetre of inner lining of steel pipe terephthalic acid (TPA) polyglycols ester PBT pipe, in case the steel pipe sharp edge injures optical fiber;
10, above-mentioned two ends optical fiber is put in the ultrasonic cleaner that fills alcohol cleans, and accurately measure 50～55 centimetres of fiber lengths;
11, set the position of heat sealing machine, coating machine, ultrasonic cleaner, on one side welding optic fibre, outer fiber coating acrylate protective seam welded on one side;
12, take equipment such as heat sealing machine, coating machine, ultrasonic cleaner away, web joint is installed in the middle of two stands, the above-mentioned fiber support that welded is placed on the web joint, in case optical fiber is broken;
13, the optical fiber that connects is stretching, tension does not remove dust with alcohol swab, clean after, coat optical fiber ointment, optical fiber is bonded together again the surface is gently tried with clean soft paper;
14, measured the length of optical fiber, and on steel pipe, carry out mark, with the rubber polishing, apply glue again on the steel pipe, will coat steel pipe from extra large cable A end and move on the extra large cable B end steel pipe at extra large cable B end, do not rotate steel pipe, on extra large cable A end steel pipe unit, apply glue again, draw pipe, guarantee optical fiber excess length, after reserving length, left standstill 20～30 minutes;
15, remove the steel tube surface that connects clean, and the glue of steel pipe junction scabbled, drawn thermal contraction casing tube, at leisure thermal contraction casing tube is shunk evenly with blowtorch, if necessary, can be again pyrocondensation one deck thermal contraction casing tube in the above, if cable core is too little, can be on cable core wrapped one deck stainless steel band;
16, from extra large cable A end inner steel wire is twined to the B end earlier, behind homogeneous group steel wire, again B is held inner steel wire to twine, make a joint every 2-3 pitch, and embed, in case the steel wire bounce-back with stainless steel band to the A end;
17, on inner steel wire, twine one deck aramid fiber and prick yarn, prevent inner steel wire pine strand (holding the B end) from A;
18, from A end outer steel wire is twined to the B end, cross the position of cable core joint after, move back a steel wire every 1 meter and make joint, and embed, in case the steel wire bounce-back with stainless steel band;
19, be wrapped with pre-wring steel wire in the joint of whole section outer steel wire intersection again;
20, the joint of above-mentioned outer steel wire around on the pre-wring steel wire outside twine two-layer PP rope with bobbin winoler, coated pitch, and be aided with the blowtorch heating allows pitch and PP restrict and is bonded together;
21, carry out the attenuation test of optical fiber and the electric performance test of whole piece sea cable.
Sea cable connecting hose and connection process characteristic thereof:
The stainless-steel tube unit connects with special process, optical fiber is disposable continue after, no longer with heat-shrinkable tube protection, and protect with applying, can guarantee that optical fiber bears the pulling force of 5N.In the stainless-steel tube unit, optical fiber has an amount of surplus length, and is protected with fine cream.Additional stainless-steel tube sticks with glue agent with the steel pipe of stainless-steel tube unit and is connected, and under the effect of 1200N power, optical fiber is without any added losses.On stainless-steel tube,, can keep the integrality of sheath like this, can prevent that again stainless-steel tube is subjected to the corrosion of seawater with the heat-shrinkable tube protection of bilayer zone hot melt adhesive.
The former method that can intersect with steel wire of the outside armouring of sea cable, but cable core can not bear very big pulling force, and also stainless-steel tube unit optical fiber excess length is limited, we twine the steel wire layering, steel wire of internal layer twines to a direction, and the joint of cable core is in the centre, and outer steel wire twines to another direction.Last one deck preformed armor rods that twines on the outer armour of joint, not loose strand of the joint of assurance outer steel wire can bear the part pulling force again simultaneously.External diameter is only than original increase 8-10mm, and bending property is easy to the hauling drum by cable laying ship with very nearly the same originally.
The stainless-steel tube unit connects with special process, behind the fibre junction, no longer with the heat-shrinkable tube protection, and with applying protection, can guarantee that optical fiber bears the pulling force of 5N.In the stainless-steel tube unit, optical fiber has an amount of surplus length, and is protected with fine cream.Additional stainless-steel tube sticks with glue agent with the steel pipe of stainless-steel tube unit and is connected, and under the effect of 1200N power, optical fiber is without any added losses.On stainless-steel tube,, can keep the integrality of sheath like this, can prevent that again stainless-steel tube is subjected to the corrosion of seawater with the heat-shrinkable tube protection of bilayer zone hot melt adhesive.
The former method that can intersect with steel wire of the outside armouring of sea cable, but cable core can not bear very big pulling force, and also stainless-steel tube unit optical fiber excess length is limited, we twine the steel wire layering, steel wire of internal layer twines to a direction, and the joint of cable core is in the centre, and outer steel wire twines to another direction.Last one deck preformed armor rods that twines on the outer armour of joint, not loose strand of the joint of assurance outer steel wire can bear the part pulling force again simultaneously.External diameter is than the original 8-10mm that increases, and bending property is easy to the hauling drum by cable laying ship with very nearly the same originally.
Sea cable connecting hose only needs the material of several routines, does not need every section all standby connector box of extra large cable.Adopt the method for connecting hose, the multistage submarine optical fiber cable is coupled together.Certainly, big length submarine optical fiber cable transportation, lay and operational process in, it is unavoidable breaking down, so extra large cable connecting hose is again the important means of reparation fault.
Description of drawings
The invention will be further described below with reference to accompanying drawing
Fig. 1 is extra large cable connecting hose structural representation.
Embodiment
With reference to accompanying drawing 1, extra large cable connecting hose structure structure is linked together by two sections extra large cable joints, comprises the pre-wring steel wire 2 that the cable core 5 of optical fiber 8, stainless-steel tube, recovery, the inner steel wire 4 that twines, the outer steel wire 3 that oppositely twines and outer layer protection are used.Outside the optical fiber 8 of two sections extra large cable joints, be set with stainless-steel tube 9, the optical fiber of two sections extra large cable joints is linked together, outside two sections extra large cable joint stainless-steel tubes 9, be set with outer casing stainless steel pipe 7, heat-shrinkable tube 6 is sleeved on the outer casing stainless steel pipe, heat-shrinkable tube 6 heat shrink are to cable core 5 external diameters that recover, be wound with inner steel wire 4 at cable core 5 external diameters that recover, outside inner steel wire 4, be provided with the outer steel wire 3 of reverse winding, in pre-wring steel wire 2 is wrapped in, outer steel wire joint area skin, pre-wring steel wire 2 outsides are wound with polypropylene rope 1 (PP rope), and adopt pitch and PP rope to be bonded together.
The fibre-optical splice unanimity, and use acrylate-coated; Optical fiber 8 usefulness heat sealing machines continue, partly use acrylate-coated at the bare fibre that continues, slightly bigger outer casing stainless steel pipe 7 of cover on the stainless-steel tube 9, (being with stainless-steel tube on the optical fiber of shank), heat-shrinkable tube 6 is enclosed within on the stainless-steel tube, and heat shrink is to conductor assembly outer diameter, and inner steel wire 4 twines from an end and transits to the other end, outer steel wire 3 oppositely twines and carries out the transition to the other end from an end, and preformed armor rods 2 is wrapped in the joint area of inside and outside steel wire.
Sea cable connecting hose connects process implementing example 1:
Sea cable connecting hose connects technology:
1, gets two sections extra large cables for the treatment of joint, be called extra large cable A end, extra large cable B end respectively;
2, extra large cable A end being peelled off the two layers of polypropylene rope with bobbin winoler is 20 meters in PP rope, and keeps, and extra large cable B end is peelled off 25 meters in PP rope, strips out 20 meters of extra large cable outer steel wires, the sheared-off part inner steel wire, and armour 15-20 rice in leaving and taking, cable core is left and taken 8 meters;
3, peel the outer cable steel wire of extra large cable B end off 10 meters, and tighten (guaranteeing that outer armour pitch is constant) with the larynx hoop, leave and take 15 meters, inner steel wire is divided into the 3-4 group, leaves and takes 25 meters, 5 meters of cable cores;
4, the pitch on the extra large cable cable core of removing, and on extra large cable A, B end cable core, extract 3 meters of corresponding thermal contraction casing tubes;
5, use the steel pipe cutter, it is some that segmentation extracts cable core, and extra large cable A end is peelled off 3 meters of cable core sheaths, and repaiies 3-4 centimetre of part cable core at cable core and steel pipe joint;
6, heat cable core with benzine blow lamp, take out the cable core sheath, and remove glue on the stainless-steel tube with blade.
7,1.3 meters of the pre-manufactured steel length of tube of 5.0 millimeters of φ on the extra large cable A end steel pipe unit upper sleeve through;
8, cable core, the steel pipe with extra large cable A, B end is fixed on the stand;
9, peel steel pipe off, every end is reserved 50 centimetres of optical fiber, and steel pipe and fiber unit joint are reserved 1-2 centimetre of inner lining of steel pipe terephthalic acid (TPA) polyglycols ester PBT pipe, in case the steel pipe sharp edge injures optical fiber;
10, above-mentioned two ends optical fiber is put in the ultrasonic cleaner that fills alcohol cleans, and accurately measure 50 centimetres of fiber lengths;
11, set the position of heat sealing machine, coating machine, ultrasonic cleaner, on one side welding optic fibre, outer fiber coating acrylate protective seam welded on one side;
12, take equipment such as heat sealing machine, coating machine, ultrasonic cleaner away, web joint is installed in the middle of two stands, the above-mentioned fiber support that welded is placed on the web joint, in case optical fiber is broken;
13, the optical fiber that connects is stretching, tension does not remove dust with alcohol swab, clean after, coat optical fiber ointment, optical fiber is bonded together again the surface is gently tried with clean soft paper;
14, measured the length of optical fiber, and on steel pipe, carry out mark, with the rubber polishing, apply glue again on the steel pipe, will coat steel pipe from extra large cable A end and move on the extra large cable B end steel pipe at extra large cable B end, do not rotate steel pipe, on extra large cable A end steel pipe unit, apply glue again, draw pipe, guarantee optical fiber excess length, after reserving length, left standstill 20 minutes;
15, remove the steel tube surface that connects clean, and the glue of steel pipe junction scabbled, drawn thermal contraction casing tube, at leisure thermal contraction casing tube is shunk evenly with blowtorch, if necessary, can be again pyrocondensation one deck thermal contraction casing tube in the above, if cable core is too little, can be on cable core wrapped one deck stainless steel band;
16, from extra large cable A end inner steel wire is twined to the B end earlier, behind homogeneous group steel wire, again B is held inner steel wire to twine, make a joint every 2-3 pitch, and embed, in case the steel wire bounce-back with stainless steel band to the A end;
17, on inner steel wire, twine one deck aramid fiber and prick yarn, prevent inner steel wire pine strand (holding the B end) from A;
18, from A end outer steel wire is twined to the B end, cross the position of cable core joint after, move back a steel wire every 1 meter and make joint, and embed, in case the steel wire bounce-back with stainless steel band;
19, be wrapped with pre-wring steel wire in the joint of whole section outer steel wire intersection again;
20, the joint of above-mentioned outer steel wire around on the pre-wring steel wire outside twine two-layer PP rope with bobbin winoler, coated pitch, and be aided with the blowtorch heating allows pitch and PP restrict and is bonded together;
21, carry out the attenuation test of optical fiber and the electric performance test of whole piece sea cable.
Sea cable connecting hose connects process implementing example 2:
Sea cable connecting hose connects technology:
1, gets two sections extra large cables for the treatment of joint, be called extra large cable A end, extra large cable B end respectively;
2, extra large cable A end being peelled off the two layers of polypropylene rope with bobbin winoler is 30 meters in PP rope, and keeps, and extra large cable B end is peelled off 30 meters in PP rope, strips out 20 meters of extra large cable outer steel wires, the sheared-off part inner steel wire, and armour is 20 meters in leaving and taking, and cable core is left and taken 12 meters;
3, peel the outer cable steel wire of extra large cable B end off 14 meters, and tighten (guaranteeing that outer armour pitch is constant) with the larynx hoop, leave and take 20 meters, inner steel wire is divided into the 3-4 group, leaves and takes 30 meters, 8 meters of cable cores;
4, the pitch on the extra large cable cable core of removing, and on extra large cable A, B end cable core, extract 5 meters of corresponding thermal contraction casing tubes;
5, use the steel pipe cutter, it is some that segmentation extracts cable core, and extra large cable A end is peelled off 4 meters of cable core sheaths, and repaiies 3-4 centimetre of part cable core at cable core and steel pipe joint;
6, heat cable core with benzine blow lamp, take out the cable core sheath, and remove glue on the stainless-steel tube with blade.
7,1.5 meters of the pre-manufactured steel length of tube of 6.0 millimeters of φ on the extra large cable A end steel pipe unit upper sleeve through;
8, cable core, the steel pipe with extra large cable A, B end is fixed on the stand;
9, peel steel pipe off, every end is reserved 80 centimetres of optical fiber, and steel pipe and fiber unit joint are reserved 1-2 centimetre of inner lining of steel pipe terephthalic acid (TPA) polyglycols ester PBT pipe, in case the steel pipe sharp edge injures optical fiber;
10, above-mentioned two ends optical fiber is put in the ultrasonic cleaner that fills alcohol cleans, and accurately measure 55 centimetres of fiber lengths;
11, set the position of heat sealing machine, coating machine, ultrasonic cleaner, on one side welding optic fibre, outer fiber coating acrylate protective seam welded on one side;
12, take equipment such as heat sealing machine, coating machine, ultrasonic cleaner away, web joint is installed in the middle of two stands, the above-mentioned fiber support that welded is placed on the web joint, in case optical fiber is broken;
13, the optical fiber that connects is stretching, tension does not remove dust with alcohol swab, clean after, coat optical fiber ointment, optical fiber is bonded together again the surface is gently tried with clean soft paper;
14, measured the length of optical fiber, and on steel pipe, carry out mark, with the rubber polishing, apply glue again on the steel pipe, will coat steel pipe from extra large cable A end and move on the extra large cable B end steel pipe at extra large cable B end, do not rotate steel pipe, on extra large cable A end steel pipe unit, apply glue again, draw pipe, guarantee optical fiber excess length, after reserving length, left standstill 30 minutes;
15, remove the steel tube surface that connects clean, and the glue of steel pipe junction scabbled, drawn thermal contraction casing tube, at leisure thermal contraction casing tube is shunk evenly with blowtorch, if necessary, can be again pyrocondensation one deck thermal contraction casing tube in the above, if cable core is too little, can be on cable core wrapped one deck stainless steel band;
16, from extra large cable A end inner steel wire is twined to the B end earlier, behind homogeneous group steel wire, again B is held inner steel wire to twine, make a joint every 2-3 pitch, and embed, in case the steel wire bounce-back with stainless steel band to the A end;
17, on inner steel wire, twine one deck aramid fiber and prick yarn, prevent inner steel wire pine strand (holding the B end) from A;
18, from A end outer steel wire is twined to the B end, cross the position of cable core joint after, move back a steel wire every 1 meter and make joint, and embed, in case the steel wire bounce-back with stainless steel band;
19, be wrapped with pre-wring steel wire in the joint of whole section outer steel wire intersection again;
20, the joint of above-mentioned outer steel wire around on the pre-wring steel wire outside twine two-layer PP rope with bobbin winoler, coated pitch, and be aided with the blowtorch heating allows pitch and PP restrict and is bonded together;
21, carry out the attenuation test of optical fiber and the performance test of whole piece sea cable.
Sea cable connecting hose is for providing optics, electric, sealing and the successional protection of physical strength section between the adjacent Shallow water cable section.
Detection reaches following technical requirement through relevant technologies standard detection department:
1.1 environment for use
Environment temperature :-10 ℃～+ 40 ℃;
The depth of water: be not more than 500m.
1.2 serviceable life
Be no less than 25 years.
1.3 material
1.3.1 when the connecting hose structure need adopt different materials, the physics of various materials, chemical property should be stablized, and should prevent to cause mutual reaction because of moisture or seawater immerse, and produced free hydrogen.The connecting hose material therefor should have sea water corrosion resistant, and meets among the SJ 51659/3-2002 3.2 regulation.
1.3.2 the performance of thermal shrinkage encapsulant should meet the regulation of YD/T 590.2-1992.
1.4 mechanical property
1.4.1 stretch
Shallow water cable and extra large cable connecting hose section under the of short duration tensile load of Shallow water cable of GB/T 18480 regulation, keep 5min after, the no significant change of monitoring Optical Fiber Transmission decay, extra large cable connecting hose section should not become flexible.The unloading back checks that extra large cable connecting hose Duan Yingwu obviously is out of shape, and sealing should not have inefficacy.
1.4.2 pull
Shallow water cable and extra large cable connecting hose section are after being not less than under 1.3 times of pulling force of the of short duration tensile load of Shallow water cable, keeping 5min, and extra large cable connecting hose section and Shallow water cable should not get loose.
1.4.3 pulling force is crooked down
Sea cable connecting hose section and Shallow water cable junction should bear crooked pulling force 10kN, and preformed armor rods should not have obvious distortion, and the decay of monitoring Optical Fiber Transmission should not have significant change.
1.4.4 impact
After sea cable connecting hose section was impacted by the method for 5.3.4, sheath was answered flawless, cracking or other damages that may cause sheath to penetrate, and the decay of monitoring Optical Fiber Transmission should not have significant change.
1.5 optical property
Additional attenuation should be not more than 0.15dB.
1.6 electric property
1.6.1 insulation resistance
The insulation resistance of sea cable connecting hose section should be not less than 20000M Ω/500V (d.c.).
1.6.2 proof voltage
The proof voltage of sea cable connecting hose section is under 15kV (d.c.) effect, and 2min should not puncture.
1.6.3 direct current resistance
The direct current resistance of cable connecting hose section two ends, sea conductive component should be not more than 0.5 Ω.
1.7 hydraulic pressure sealing property
The cable core of sea cable connecting hose section continues 168h under 5.0MPa hydraulic pressure, the anhydrous infiltration of cable core stainless-steel tube, and test back insulation resistance should meet the regulation of 4.6.1, and proof voltage should meet the regulation of 4.6.2.
Claims (2)
1; a kind of extra large cable connecting hose; it is characterized in that extra large cable connecting hose structure is linked together by two sections extra large cable joints; comprise optical fiber; stainless-steel tube; the cable core that recovers; the inner steel wire that twines; the reverse outer steel wire that twines; and the pre-wring steel wire used of outer layer protection; outside the optical fiber of two sections extra large cable joints, be set with stainless-steel tube; the optical fiber of two sections extra large cable joints is linked together; outside two sections extra large cable joint stainless-steel tubes, be set with the outer casing stainless steel pipe; heat-shrinkable tube is sleeved on the outer casing stainless steel pipe; the heat-shrinkable tube heat shrink is to the conductor assembly outer diameter that recovers; be wound with inner steel wire at the conductor assembly outer diameter that recovers; outside inner steel wire, be provided with the outer steel wire of reverse winding; in pre-wring steel wire is wrapped in; outer steel wire joint area skin; it is the PP rope that the pre-wring steel wire outside is wound with polypropylene rope, and adopts pitch and PP rope to be bonded together.
2, the described extra large cable connecting hose of claim 1 connects technology, it is characterized in that extra large cable connecting hose connects technology:
(1) gets two sections extra large cables for the treatment of joint, be called extra large cable A end, extra large cable B end respectively;
(2) extra large cable A end being peelled off the two layers of polypropylene rope with bobbin winoler is PP rope 20-30 rice, and keeps, and extra large cable B end is peelled off PP rope 25-30 rice, strips out 20 meters of extra large cable outer steel wires, the sheared-off part inner steel wire, and armour 15-20 rice in leaving and taking, cable core is left and taken 8-12 rice;
(3) peel the outer cable steel wire of extra large cable B end off 10-14 rice, and tighten with the larynx hoop, leave and take 15-20 rice, inner steel wire is divided into the 3-4 group, leaves and takes 25-30 rice, cable core 5-8 rice;
(4) pitch on the extra large cable cable core of removing, and on extra large cable A, B end cable core, extract corresponding thermal contraction casing tube 3-5 rice;
(5) use the steel pipe cutter, it is some that segmentation extracts cable core, and extra large cable A end is peelled off cable core sheath 3-4 rice, and repaiies 3-4 centimetre of part cable core at cable core and steel pipe joint;
(6) heat cable core with benzine blow lamp, take out the cable core sheath, and remove glue on the stainless-steel tube with blade;
(7) extra large cable A holds pre-manufactured steel length of tube 1.3-1.5 rice on the steel pipe unit upper sleeve through;
(8) cable core, the steel pipe with extra large cable A, B end is fixed on the stand;
(9) peel steel pipe off, every end is reserved optical fiber 50-80 centimetre, and steel pipe and fiber unit joint are reserved 1-2 centimetre of inner lining of steel pipe terephthalic acid (TPA) polyglycols ester is the PBT pipe, in case the steel pipe sharp edge injures optical fiber;
(10) above-mentioned two ends optical fiber is put in the ultrasonic cleaner that fills alcohol cleans, and accurately measure 50～55 centimetres of fiber lengths;
(11) set the position of heat sealing machine, coating machine, ultrasonic cleaner, on one side welding optic fibre, apply the acrylate protective seam welding outer fiber on one side;
(12) take heat sealing machine, coating machine, ultrasonic cleaner equipment away, web joint is installed in the middle of two stands, the above-mentioned fiber support that welded is placed on the web joint, in case optical fiber is broken;
(13) optical fiber that connects is stretching, tension does not remove dust with alcohol swab, clean after, coat optical fiber ointment, optical fiber is bonded together again the surface is gently tried with clean soft paper;
(14) measured the length of optical fiber, and on steel pipe, carry out mark, with the rubber polishing, apply glue again on the steel pipe, will coat steel pipe from extra large cable A end and move on the extra large cable B end steel pipe at extra large cable B end, do not rotate steel pipe, on extra large cable A end steel pipe unit, apply glue again, draw pipe, guarantee optical fiber excess length, after reserving length, left standstill 20～30 minutes;
(15) steel tube surface that connects is removed totally, and the glue of steel pipe junction is scabbled, drawn thermal contraction casing tube, at leisure thermal contraction casing tube is shunk evenly with blowtorch;
(16) from extra large cable A end inner steel wire is twined to the B end earlier, behind homogeneous group steel wire, again B is held inner steel wire to twine, make a joint every 2-3 pitch, and embed, in case the steel wire bounce-back with stainless steel band to the A end;
(17) on inner steel wire, twine one deck aramid fiber and prick yarn, prevent inner steel wire pine thigh, hold the B end from A;
(18) from A end outer steel wire is twined to the B end, cross the position of cable core joint after, move back a steel wire every 1 meter and make joint, and embed, in case the steel wire bounce-back with stainless steel band;
(19) be wrapped with pre-wring steel wire in the joint of whole section outer steel wire intersection again;
(20) the joint of above-mentioned outer steel wire around on the pre-wring steel wire outside twine two-layer PP rope with bobbin winoler, coated pitch, and be aided with the blowtorch heating allows pitch and PP restrict and is bonded together;
(21) carry out the attenuation test of optical fiber and the electric performance test of whole piece sea cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100417730A CN100337137C (en) | 2004-08-24 | 2004-08-24 | Ocean cable soft connector and its connecting technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100417730A CN100337137C (en) | 2004-08-24 | 2004-08-24 | Ocean cable soft connector and its connecting technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1598634A CN1598634A (en) | 2005-03-23 |
| CN100337137C true CN100337137C (en) | 2007-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100417730A Active CN100337137C (en) | 2004-08-24 | 2004-08-24 | Ocean cable soft connector and its connecting technique |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102722011B (en) * | 2012-07-05 | 2014-01-29 | 中天科技海缆有限公司 | Monolayer-armored and double-layer-armored submarine optical cable transition soft connector and connection method thereof |
| CN104049302A (en) * | 2013-03-14 | 2014-09-17 | 江苏藤仓亨通光电有限公司 | Fiber unit connection method of seabed optical cable or photoelectric composite cable |
| CN104062708A (en) * | 2013-03-21 | 2014-09-24 | 江苏藤仓亨通光电有限公司 | Connection method for fiber units of optical fiber composite power cables |
| CN104297880A (en) * | 2014-10-29 | 2015-01-21 | 国家电网公司 | Optical cable splicing method |
| CN105204135A (en) * | 2015-11-03 | 2015-12-30 | 天津亿利科能源科技发展股份有限公司 | Subsea pipeline synchronization optical cable abandoned pipe processing method, and preparation method |
| CN105785532A (en) * | 2016-04-28 | 2016-07-20 | 江苏亨通海洋光网系统有限公司 | Large-capacity armored undersea optical fiber cable quick connecting joint box and connecting method thereof |
| CN111999822B (en) * | 2020-09-10 | 2024-04-02 | 深圳市博铭维智能科技有限公司 | Optical fiber tensile plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86101162A (en) * | 1985-03-01 | 1986-08-27 | 卡维·皮雷利公司 | Joints for optical fiber tele communication submarine cables |
| CN1122525A (en) * | 1994-08-01 | 1996-05-15 | 塔斯曼电缆公司 | Cable protection device |
| CN2540644Y (en) * | 2002-03-29 | 2003-03-19 | 信息产业部电子第八研究所 | Connector for submarine optical cable |
-
2004
- 2004-08-24 CN CNB2004100417730A patent/CN100337137C/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86101162A (en) * | 1985-03-01 | 1986-08-27 | 卡维·皮雷利公司 | Joints for optical fiber tele communication submarine cables |
| CN1122525A (en) * | 1994-08-01 | 1996-05-15 | 塔斯曼电缆公司 | Cable protection device |
| CN2540644Y (en) * | 2002-03-29 | 2003-03-19 | 信息产业部电子第八研究所 | Connector for submarine optical cable |
Non-Patent Citations (1)
| Title |
|---|
| THE FLEXIBLE TUBULAR SPLICE.-A TECHNIQUE FORMANUFACTURING VERY LONG CONTINOUSSUBMARINE FIBRE OPTIC CABLE,WITHOUT DIAMETERINCREASE AT THE SPLICE Jorn Wafdeberg,Kaj Nyaas,Proceedings of the Forty.First IWCS 1992 * |
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| Publication number | Publication date |
|---|---|
| CN1598634A (en) | 2005-03-23 |
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Effective date of registration: 20200903 Address after: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee after: ZHONGTAN TECHNOLOGY SUBMARINE CABLE Co.,Ltd. Address before: Day 226463 Jiangsu Hekou County of Rudong Province in 1 Patentee before: JIANGSU ZHONGTIAN TECHNOLOGY Co.,Ltd. |
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Address after: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee after: Zhongtian Technology submarine cable Co., Ltd Address before: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee before: ZHONGTAN TECHNOLOGY SUBMARINE CABLE Co.,Ltd. |