CN102737787A - Manufacturing method for seabed photoelectricity composite rope with split conductor in huge cross section - Google Patents
Manufacturing method for seabed photoelectricity composite rope with split conductor in huge cross section Download PDFInfo
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- CN102737787A CN102737787A CN2012102469594A CN201210246959A CN102737787A CN 102737787 A CN102737787 A CN 102737787A CN 2012102469594 A CN2012102469594 A CN 2012102469594A CN 201210246959 A CN201210246959 A CN 201210246959A CN 102737787 A CN102737787 A CN 102737787A
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Abstract
The invention discloses a manufacturing method for a seabed photoelectricity composite rope with a split conductor in huge cross section, which comprises the following steps: wire drawing, twisting, strand segmentation, conductor segmentation, three-layer extrusion, water stop band wrapping, degassing treatment, lead sheath extrusion, semiconductive sheath extrusion, optical unit twisting, wire armoring, outer sheath extrusion and finished product winding. The maximum sectional area of the conduct of the seabed photoelectricity composite rope manufactured through the method provided by the invention can reach 2500mm2, the seabed photoelectricity composite rope can bear the voltage of 220 KV to the maximum when in operation at seabed, the depth of the paved seabed photoelectricity composite rope can reach 8KM, and the distance of two objects connected by the seabed photoelectricity composite rope can reach 40KM, so that the product has high capacity and high security in the transmission of electric energy.
Description
Technical field
The present invention relates to the power cable field, relate in particular to a kind of sectional area and can reach 2500mm
2The manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable.
Background technology
Existing sea floor optoelectronic composite cable is mainly used between land and the island, be used to cross rivers, bay and land and drilling platforms mutual be connected or drilling platforms between mutual connection etc.Because environments such as subsea is complicated and changeable, receives the influence of various factorss such as seawater pressure or various large ocean animals, optoelectronic composite cable is corroded easily in the seabed and damages, and influences the safety in utilization of optoelectronic composite cable.
In order to address the above problem, following patented technology has been proposed in the prior art:
Chinese patent number " 201120212035.3 " discloses a kind of sea floor optoelectronic composite cable with on-line monitoring function; Its open day is on 01 18th, 2012; Comprise core, screen, insulating barrier, insulator shielding and the sheath, armouring inner covering, armour and the armouring external protection that set gradually from inside to outside; Be embedded with at least one optical cable in the armour, characteristics are to comprise 3 core G652 optical fiber and 2 core G655 optical fiber in the optical cable at least, and advantage is to utilize wherein 1 core G652 optical fiber to be used for the On-line Fault monitoring; Utilize 2 core G652 optical fiber and 2 core G655 to carry out on-line temperature monitoring; Can in time find the fault or the local hot spot of extra large cable, improve the monitoring level of cable electric power transfer process, ensure the cable security of operation.
But with above-mentioned patent document is the prior art of representative; In actual use; Still also have following defective: one, the cross-sectional area of conductor of this composite cable is round-shaped for pressing; When this composite cable moved in the seabed, " kelvin effect " and " approach effect " that under the effect of high voltage and electric current, produces was higher, caused the resistance of this composite cable to increase.Two, the suitable distance weak point of this composite cable, when the two ends that needs connect surpassed 10KM, its signal through performance, voltage and current through performance and security performance were low.Three, this composite cable only is applicable to and is laid in 200 meters in the seabed, and the depth as shallow that it is suitable for is hooked by the instruments such as ship anchor, cleek or fishing gear of across the sea ship easily, causes cable fault, thereby causes the damage of terminal device.Four, the sectional area of this cable is limited, and the capacity of electric energy transmitting is little.
Summary of the invention
The objective of the invention is to solve the problems referred to above that existing sea floor optoelectronic composite cable exists; A kind of manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable is provided, adopts the long-pending maximum of cross-sectional area of conductor of the produced sea floor optoelectronic composite cable of this method can reach 2500mm
2, the highest voltage that can bear 220KV when moving in the seabed, the degree of depth of laying can reach 8KM, and the distance that connects two targets can reach 40KM, and the capacity of product electric energy transmitting is big, safe.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is following:
A kind of manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable is characterized in that: manufacturing step comprises following technological process: and the wire drawing-stranded-split share piece-milliken conductor-three-layer co-extruded-wrapped waterstop-processing-lead sheath that degass extrudes-the semiconductive sheath extrudes-the light unit is stranded-and wire armoring-oversheath extrudes-the finished product take-up.
Said wire drawing is meant electrician's round copper rod is drawn into copper wire through big drawing machine.
Saidly strandedly be meant that making sectional area through the copper wire of processing behind the wire-drawing process through the stranding machine strand is 500mm
25 round conductors, the strand system speed of stranding machine is between 3-5m/min.
Said split share piece is meant that the round conductor through obtaining behind the wire-drawing process adopts preparatory spiral to press mould, and producing 5 sectional areas respectively is 500 mm
2Sector conductor.
Said milliken conductor is the conductor that forms after adopting horizontal cabler to split share piece stranding, and the maximum speed of horizontal cabler is 15rpm.
Said three-layer co-extruded and wrapped waterstop is meant through the finished product milliken conductor of processing after the milliken conductor operation and in upright tower VCV, extrudes; Form conductor shield, XLPE insulating barrier and insulation screen from inside to outside successively; After three-layer co-extruded operation is accomplished, in the outlet of upright tower VCV to the wrapped waterstop of cable core and form the semiconductive waterstop.
The said processing of degassing is meant removes internal stress and the waste gas that exists through in the cable core of processing after the wrapped waterstop operation.
Said lead sheath is extruded the cable core employing lead press that is meant through processing after the treatment process of degassing and is extruded lead sheath, and on lead sheath, applies pitch formation pitch anticorrosive coat, and the application temperature of pitch is controlled at 170-180 degree centigrade.
Said semiconductive sheath is extruded the cable core employing plastic extruding machine that is meant scribbling the pitch anticorrosive coat and is extruded semiconductive vinyon sheath, and the extrusion temperature of plastic extruding machine is controlled between 180-200 degree centigrade.
Said smooth unit is stranded to be meant and on the cable core of processing after the semiconductive sheath extrusion step, to add two light unit, the light unit with the PP rope stranded after uniform more wrapped nonwoven fabrics form PP rope inner covering, PP restricts, and the maximum speed around bundle is 100r/min when stranded.
Said wire armoring is meant that extruding the cable core of processing after the operation through the semiconductive sheath forms the zinc-coated wire armour through wire armoring machine armouring, and the maximal rate of wire armoring machine armouring is 15m/min.
Said oversheath is extruded and is meant applying pitch and talcum powder through the cable core of processing after the wire armoring operation, adopts extrusion die to extrude double-deck pitch PP rope tegillum, and the application temperature of pitch is controlled at 170-180 degree centigrade.
Said finished product take-up is meant that the maximum sabot length of rotating disk is 40KM with seabed composite rope take-up to the finished product rotating disk after Performance Detection is qualified after the above operation of completion.
Adopt the advantage of invention to be:
One, since the present invention adopt wire drawing-stranded-split share piece-milliken conductor-three-layer co-extruded-wrapped waterstop-processings-lead sheath that degass extrude-the semiconductive sheath extrudes-the light unit is stranded-wire armoring-oversheath extrudes-the such operation manufacturing sea floor optoelectronic composite cable of finished product take-up; And the emphasis improvements are split share piece and these two specific processing steps of milliken conductor; The split share piece is to adopt preparatory spiral to press mould to the round conductor that obtains through stranded operation, produces 5 500 mm respectively
2Sector conductor, make the long-pending maximum of cross-sectional area of conductor of sea floor optoelectronic composite cable can reach 2500mm
2, the highest voltage that can bear 220KV when moving in the seabed has solved at sea floor optoelectronic composite cable and has produced " kelvin effect " and " approach effect " problem of higher during at high voltage and high current work; Milliken conductor is the conductor that forms after adopting horizontal cabler to 5 split share piece strandings, and the maximum speed of horizontal cabler is 15rpm, and horizontal cabler adopts the rotating speed stranding of 15rpm; The conductor that can make moulding is rounding more; Arranging between split share is fast, it is tightr to combine, and the transmission performance of cable is better, because the sabot length of horizontal cabler top rotary table can reach 40KM; Guaranteed that whole composite rope is the integral body of a sealing during fabrication; Solved milliken conductor in the sea floor optoelectronic composite cable and can't accomplish the problem of length, also higher by the quality and the fail safe of the produced sea floor optoelectronic composite cable of said method, the capacity of product electric energy transmitting is bigger.
Two, among the present invention; Said wire drawing is meant electrician's round copper rod is drawn into copper wire through big drawing machine; In drawing process, electrician's round copper rod of choosing is drawn into copper wire through big drawing machine, because last one mould of last big drawing machine adopts rotation glomerocryst mould; Therefore it is slick and sly, bright and clean to draw the copper wire profile of coming out, and makes performance, the better quality of conductor in the product.
Three, among the present invention; The said stranded copper wire of processing behind the process wire-drawing process that is meant makes the round conductor that sectional area is 500mm2 through the stranding machine strand; The strand system speed of stranding machine is between 3-5m/min; The outward appearance of the round conductor of under this strand system speed, processing is rounding, smooth more, through stranded operation copper wire is combined closely, has improved the flexibility and the reliability of cable core.
Four, among the present invention; Said three-layer co-extruded and wrapped waterstop is meant through the finished product milliken conductor of processing after the milliken conductor operation and in upright tower VCV, extrudes; Form conductor shield, XLPE insulating barrier and insulation screen from inside to outside successively, after three-layer co-extruded operation is accomplished, in the outlet of upright tower VCV to the wrapped waterstop of cable core and form the semiconductive waterstop; Owing to form conductor shield, XLPE insulating barrier and insulation screen after three co-extrusions; Milliken conductor is formed multiple protective, improved the security performance and the useful life of composite cable, and the semiconductive waterstop is set; Make the block-water performance of this composite cable better, further improved the security performance and the useful life of composite cable.
Five, among the present invention; The said processing of degassing is meant removes internal stress and the waste gas that exists through in the cable core of processing after the wrapped waterstop operation; Because internal stress and waste gas in the cable core are removed, in the whole composite cable the mutual connection of each layer tightr, firm, the quality of composite cable is significantly improved; When submarine laying, also can bear bigger pressure.
Six, among the present invention; Said lead sheath is extruded the cable core employing lead press that is meant through processing after the treatment process of degassing and is extruded lead sheath; And coating pitch forms the pitch anticorrosive coat on lead sheath; The application temperature of pitch is controlled at 170-180 degree centigrade, is to apply pitch between 170-180 degree centigrade in temperature, the corrosion resistance of the pitch anticorrosive coat of processing and safe; Also make lead sheath have better seal and fail safe, improved mechanical strength, corrosion resistance and the stability of seabed composite cable.
Seven, among the present invention, said semiconductive sheath is extruded the cable core employing plastic extruding machine that is meant scribbling the pitch anticorrosive coat and is extruded semiconductive vinyon sheath, and the extrusion temperature of plastic extruding machine is controlled between 180-200 degree centigrade; According to the polythene material characteristic, extrusion temperature is 180-200 degree centigrade, if temperature is lower than 180 degrees centigrade; Polythene material does not plastify, if temperature is higher than 200 degrees centigrade, can cause the dead glue of polythene material; Therefore; Extrusion temperature is between 180-200 degree centigrade, and the protection effect of the semiconductive vinyon sheath of processing is best, has strengthened the durability of seabed composite rope.
Eight, among the present invention; Stranded being meant in said smooth unit adds two light unit on the cable core of processing after the semiconductive sheath extrusion step; Uniform more wrapped nonwoven fabrics formed PP rope inner covering after light unit and PP rope were stranded; It is 100r/min that PP restricts when stranded around the maximum speed of pricking, and the rotating speed that adopts 100r/min is around pricking the PP rope, can make the PP rope around prick more closely with well-balanced; And two light unit are set, and can and carry out message transmission to this composite cable temperature measurement on-line, in time find the fault or the local hot spot of seabed composite rope; Improved the monitoring level of seabed composite rope in transmission course; Ensured the security of operation of seabed composite rope, and employing PP rope and light unit are stranded, wrapped again nonwoven fabrics behind stranded the finishing; Make the position stability of light unit in composite rope, skew can not take place because of extruding cause the light unit to damage.
Nine, among the present invention; Said wire armoring is meant that extruding the cable core of processing after the operation through the semiconductive sheath forms the zinc-coated wire armour through wire armoring machine armouring; The maximal rate of wire armoring machine armouring is 15m/min, and the wire armoring machine adopts the speed armouring of 15m/min, can make steel wire wrapped more well-balanced; Cable is rounding more, the better quality of product; And the setting of zinc-coated wire armour can prevent the seabed larger animal because of baiting the fracture that causes composite cable, has guaranteed when composite cable moves in the seabed more stablely, and fail safe is higher.
Ten, among the present invention; Said oversheath is extruded and is meant applying pitch and talcum powder through the cable core of processing after the wire armoring operation; Adopt extrusion die to extrude double-deck pitch PP rope tegillum, the application temperature of pitch is controlled at 170-180 degree centigrade, is to apply pitch between 170-180 degree centigrade in temperature; The corrosion resistance and the fail safe of the double-deck pitch PP rope tegillum of processing are higher, the useful life of further having improved the seabed composite rope.
11, among the present invention; Said finished product take-up is meant seabed composite rope take-up to the finished product rotating disk after Performance Detection is qualified after the above operation of completion; The maximum sabot length of rotating disk is 40KM; Guaranteed that whole composite rope is the integral body of a sealing during fabrication, the furthest that connects two targets can reach 40KM.
Description of drawings
Fig. 1 is a process chart of the present invention.
Fig. 2 is the structural representation according to the sea floor optoelectronic composite cable of the present invention's manufacturing.
Be labeled as among the figure: 1, milliken conductor, 2, conductor shield, 3, the XLPE insulating barrier; 4, insulation screen, 5, the semiconductive waterstop, 6, lead sheath; 7, pitch anticorrosive coat, 8, semiconductive vinyon sheath, 9, the light unit; 10, PP rope inner covering, 11, the zinc-coated wire armour, 12, the double-deck pitch PP tegillum of restricting.
Embodiment
Embodiment 1
A kind of manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable; May further comprise the steps: the wire drawing-stranded-split share piece-milliken conductor-three-layer co-extruded-wrapped waterstop-processing-lead sheath that degass extrudes-partly leads sheath and extrude-the light unit is stranded-and wire armoring-oversheath extrudes-the finished product take-up, wherein:
Said wire drawing is meant electrician's round copper rod is drawn into mellow and full, bright and clean copper wire through big drawing machine, and preferred electrician's round copper rod is as the raw material that draws, but is not limited thereto mode.
Saidly strandedly be meant that with making sectional area through the copper wire of processing behind the wire-drawing process through the stranding machine strand be 500mm
2Round conductor, wherein, the strand system of stranding machine speed control is at 3m/min.
Said split share piece refers to that producing 5 sectional areas is 500 mm with adopting preparatory spiral to press mould through the round conductor that obtains after the stranded operation
2Sector conductor, the split share piece also can be made into the conductor of corrugation shape shape, preferred fabrication becomes sector conductor.
Said milliken conductor 1 is the conductor that forms after adopting horizontal cabler to 5 split share piece strandings; Wherein, the stranding rotating speed of horizontal cabler is controlled at 15rpm, and this is the maximum speed of horizontal cabler; Adopt the maximum speed stranding, guaranteed to make the efficient of seabed composite rope.
Said three-layer co-extruded and wrapped waterstop be meant with the milliken conductor 1 of finished product through transition guide wheel winding displacement in the upright tower VCV of the major diameter transfer rotating disk unwrapping wire of band retractable cable function; In upright tower VCV, extrude operation; Form conductor shield 2, XLPE insulating barrier 3 and insulation screen 4 from inside to outside successively; After three-layer co-extruded operation is accomplished, cable core is carried out wrapped waterstop and forms semiconductive waterstop 5 in the outlet of upright tower VCV.
Said degassing handled the chamber of degassing that is meant above the major diameter transfer rotating disk that imports the band draw-in and draw-off function through the cable core of processing after the wrapped waterstop operation through the transition guide wheel, removes the internal stress and the waste gas that exist in the cable core.
Said lead sheath is extruded the unwrapping wire rotating disk that is meant get into lead press through the major diameter transfer rotating disk of band draw-in and draw-off function through the cable core of processing after the treatment process of degassing; Adopt lead press to extrude lead sheath 6; And on lead sheath 6, applying pitch formation pitch anticorrosive coat 7, the application temperature of pitch is controlled at 170 degrees centigrade.
Said semiconductive sheath is extruded and is meant the cable core that scribbles the pitch anticorrosive coat through major diameter rotating disk unwrapping wire and adopts plastic extruding machine to extrude semiconductive vinyon sheath 8 to plastic extruding machine, and the extrusion temperature of plastic extruding machine is controlled at 180 degrees centigrade.
Stranded being meant in said smooth unit adds two light unit 9 on the cable core of processing after the semiconductive sheath extrusion step; Uniform more wrapped nonwoven fabrics formed PP rope inner covering 10 after light unit 9 and PP rope were stranded; Wherein, PP restricts and is controlled at 100r/min around the rotating speed of pricking when stranded, has guaranteed the manufacturing efficient of composite rope.
Further, add in the cable core of after semiconductive sheath extrusion step, processing into one or a few light unit 9 when wherein a light unit 9 breaks down, to select subsequent use smooth unit 9 as subsequent use.
Said wire armoring is meant the major diameter transfer rotating disk of extruding the cable core band draw-in and draw-off function of processing after the operation through the semiconductive sheath is got into the wire armoring machine; Carry out wire armoring through wire armoring machine strand cage again and form zinc-coated wire armour 11; The armouring speed control of wire armoring machine is at 15m/min; This armouring speed is the maximal rate of wire armoring machine, has improved armouring efficient.
Said oversheath is extruded and is meant applying pitch and talcum powder through the cable core of processing after the wire armoring operation; Adopt extrusion die to extrude double-deck pitch PP rope tegillum 12; The application temperature of pitch is controlled at 170 degrees centigrade; Under this temperature, apply pitch, improved the corrosion resistance and the fail safe of seabed composite rope, the seabed composite rope is had better protection.
Said finished product take-up is meant seabed composite rope take-up to the finished product rotating disk after Performance Detection is qualified after the above operation of completion; The maximum sabot length of rotating disk is 40KM; Guaranteed that whole seabed composite rope is as a whole; Fail safe is higher, and the sabot length of rotating disk also can be 30KM or 20KM, uses corresponding rotating disk according to actual needs.
Among the present invention, said upright tower VCV is meant vertical crosslinked polyetylene insulated production line; Said XLPE insulating barrier 3 is meant crosslinked polyetylene insulated layer; Said PP rope is meant the polypropylene material rope.
Practical implementation method of the present invention is:
At first adopt the wire drawing of double end big drawing machine, adopting the stranding machine strand to process sectional area on the copper wire that is drawn into is 500 mm
25 round conductors, adopt the preparatory spiral of frame winch to press mould again, it is 500 mm that 5 round conductors that make strand are processed sectional area
2Fan-segmentation thigh piece, 5 split share pieces are carried out the stranding of split share piece through horizontal cabler, the later conductor of stranding is milliken conductor 1, its sectional area is 2500mm
2Finished product milliken conductor 1 winding displacement behind the stranding to major diameter transfer rotating disk; Upright tower VCV carries out three-layer co-extruded on the major diameter transfer rotating disk unwrapping wire of this band retractable cable function; Behind the intact layer of three-layer co-extruded operation, milliken conductor 1 forms conductor shield 2, XLPE insulating barrier 3 and insulation screen 4 from inside to outside successively, and it is wrapped then cable core to be carried out waterstop in upright tower VCV outlet; Cable core after wrapped is imported the chamber of degassing above the major diameter transfer rotating disk of band retractable cable function so that remove internal stress and the waste gas that exists in the cable core; After the treatment process of degassing, cable core is extruded lead sheath 6 through the major diameter transfer rotating disk entering lead press of band retractable cable function, and on lead sheath 6, apply pitch formation pitch anticorrosive coat 7; The cable core that will apply again behind the pitch is extruded semiconductive vinyon sheath 8 through major diameter rotating disk unwrapping wire to plastic extruding machine; The extrusion temperature of plastic extruding machine is controlled between 180-200 degrees centigrade, and extruding cable core behind the semiconductive vinyon sheath 8, before major diameter rotating disk unwrapping wire to wire armoring machine strand cage, to add two light unit 9 stranded with the PP rope, stranded completions after on cable core the uniform wrapped nonwoven fabrics formation PP inner covering 10 of restricting; Carry out wire armoring then and form zinc-coated wire armour 11; Apply pitch and talcum powder simultaneously, adopt extrusion die to extrude double-deck pitch PP rope tegillum 12, accomplish above-mentioned operation after the qualified back of Performance Detection take-up to finished product rotating disk.
Embodiment 2
Implementation method and the foregoing description of present embodiment are basic identical, and its difference is:
Saidly strandedly be meant that with making sectional area through the copper wire of processing behind the wire-drawing process through the stranding machine strand be 500mm
25 round conductors, wherein, the strand system of stranding machine speed control is at 5m/min.
Said milliken conductor 1 is the conductor that forms after adopting horizontal cabler to 5 split share piece strandings, and wherein, the stranding rotating speed of horizontal cabler is controlled at 14rpm.
Said lead sheath is extruded the unwrapping wire rotating disk that is meant get into lead press through the major diameter transfer rotating disk of band draw-in and draw-off function through the cable core of processing after the treatment process of degassing; Adopt lead press to extrude lead sheath 6; And on lead sheath 6, applying pitch formation pitch anticorrosive coat 7, the application temperature of pitch is controlled at 180 degrees centigrade.
Said semiconductive sheath is extruded and is meant the cable core that scribbles the pitch anticorrosive coat through major diameter rotating disk unwrapping wire and adopts plastic extruding machine to extrude semiconductive vinyon sheath 8 to plastic extruding machine, and the extrusion temperature of plastic extruding machine is controlled at 200 degrees centigrade.
Stranded being meant in said smooth unit adds two light unit 9 on the cable core of processing after the semiconductive sheath extrusion step; Uniform more wrapped nonwoven fabrics formed PP rope inner covering 10 after light unit 9 and PP rope were stranded; Wherein, PP restricts and is controlled at 95r/min around the rotating speed of pricking when stranded.
Said wire armoring is meant the major diameter transfer rotating disk of extruding the cable core band draw-in and draw-off function of processing after the operation through the semiconductive sheath is got into the wire armoring machine; Carry out wire armoring through wire armoring machine strand cage again and form zinc-coated wire armour 11, the armouring speed control of wire armoring machine is at 14m/min.
Said oversheath is extruded and is meant applying pitch and talcum powder through the cable core of processing after the wire armoring operation; Adopt extrusion die to extrude double-deck pitch PP rope tegillum 12; The application temperature of pitch is controlled at 180 degrees centigrade; Under this temperature, apply pitch, improved the corrosion resistance and the fail safe of seabed composite rope, the seabed composite rope is had better protection.
Embodiment 3
Implementation method and the foregoing description of present embodiment are basic identical, and its difference is:
Saidly strandedly be meant that with making sectional area through the copper wire of processing behind the wire-drawing process through the stranding machine strand be 500mm
25 round conductors, wherein, the strand system of stranding machine speed control is at 4m/min.
Said milliken conductor 1 is the conductor that forms after adopting horizontal cabler to 5 split share piece strandings, and wherein, the stranding rotating speed of horizontal cabler is controlled at 13rpm.
Said lead sheath is extruded the unwrapping wire rotating disk that is meant get into lead press through the major diameter transfer rotating disk of band draw-in and draw-off function through the cable core of processing after the treatment process of degassing; Adopt lead press to extrude lead sheath 6; And on lead sheath 6, applying pitch formation pitch anticorrosive coat 7, the application temperature of pitch is controlled at 175 degrees centigrade.
Said semiconductive sheath is extruded and is meant the cable core that scribbles the pitch anticorrosive coat through major diameter rotating disk unwrapping wire and adopts plastic extruding machine to extrude semiconductive vinyon sheath 8 to plastic extruding machine, and the extrusion temperature of plastic extruding machine is controlled at 190 degrees centigrade.
Stranded being meant in said smooth unit adds two light unit 9 on the cable core of processing after the semiconductive sheath extrusion step; Uniform more wrapped nonwoven fabrics formed PP rope inner covering 10 after light unit 9 and PP rope were stranded; Wherein, PP restricts and is controlled at 90r/min around the rotating speed of pricking when stranded.
Said wire armoring is meant the major diameter transfer rotating disk of extruding the cable core band draw-in and draw-off function of processing after the operation through the semiconductive sheath is got into the wire armoring machine; Carry out wire armoring through wire armoring machine strand cage again and form zinc-coated wire armour 11, the armouring speed control of wire armoring machine is at 13m/min.
Said oversheath is extruded and is meant applying pitch and talcum powder through the cable core of processing after the wire armoring operation; Adopt extrusion die to extrude double-deck pitch PP rope tegillum 12; The application temperature of pitch is controlled at 175 degrees centigrade; Under this temperature, apply pitch, improved the corrosion resistance and the fail safe of seabed composite rope, the seabed composite rope is had better protection.
Obviously; Those of ordinary skill in the art is according to technological know-how of being grasped and customary means; According to the above content, can also make the various ways that does not break away from basic fundamental thought of the present invention, these pro forma conversion are all within protection scope of the present invention.
Claims (10)
1. the manufacturing approach of a super-section milliken conductor sea floor optoelectronic composite cable, it is characterized in that: manufacturing step comprises following technological process: and the wire drawing-stranded-split share piece-milliken conductor-three-layer co-extruded-wrapped waterstop-processing-lead sheath that degass extrudes-the semiconductive sheath extrudes-the light unit is stranded-and wire armoring-oversheath extrudes-the finished product take-up.
2. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1 is characterized in that: saidly strandedly be meant that making sectional area through the copper wire of processing behind the wire-drawing process through the stranding machine strand is 500mm
25 round conductors, the strand system speed of stranding machine is between 3-5m/min.
3. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: said split share piece is meant that the round conductor through obtaining behind the wire-drawing process adopts preparatory spiral to press mould, and producing 5 sectional areas respectively is 500 mm
2Sector conductor.
4. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: said milliken conductor (1) is the conductor that forms after adopting horizontal cabler to split share piece stranding, and the maximum speed of horizontal cabler is 15rpm.
5. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: said three-layer co-extruded and wrapped waterstop is meant through the finished product milliken conductor of processing after milliken conductor (1) operation and in upright tower VCV, extrudes; Form conductor shield (2), XLPE insulating barrier (3) and insulation screen (4) from inside to outside successively; After three-layer co-extruded operation is accomplished, in the outlet of upright tower VCV to the wrapped waterstop of cable core and form semiconductive waterstop (5).
6. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: said lead sheath is extruded the cable core employing lead press that is meant through processing after the treatment process of degassing and is extruded lead sheath (6); And at the last pitch formation pitch anticorrosive coat (7) that applies of lead sheath (6), the application temperature of pitch is controlled at 170-180 degree centigrade.
7. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: said semiconductive sheath is extruded the cable core employing plastic extruding machine that is meant scribbling pitch anticorrosive coat (7) and is extruded semiconductive vinyon sheath (8), and the extrusion temperature of plastic extruding machine is controlled between 180-200 degree centigrade.
8. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: stranded being meant in said smooth unit adds two light unit (9) on the cable core of processing after the semiconductive sheath extrusion step; Uniform more wrapped nonwoven fabrics formed PP rope inner covering (10) after light unit (9) and PP rope was stranded, and it is 100r/min that PP restricts when stranded around the maximum speed of pricking.
9. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: said wire armoring is meant that extruding the cable core of processing after the operation through the semiconductive sheath forms zinc-coated wire armour (11) through wire armoring machine armouring, and the maximal rate of wire armoring machine armouring is 15m/min.
10. the manufacturing approach of super-section milliken conductor sea floor optoelectronic composite cable as claimed in claim 1; It is characterized in that: said oversheath is extruded and is meant applying pitch and talcum powder through the cable core of processing after the wire armoring operation; Adopt extrusion die to extrude double-deck pitch PP rope tegillum (12), the application temperature of pitch is controlled at 170-180 degree centigrade.
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| CN201210246959.4A CN102737787B (en) | 2012-07-17 | 2012-07-17 | Manufacturing method for seabed photoelectricity composite rope with split conductor in huge cross section |
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| CN201210246959.4A CN102737787B (en) | 2012-07-17 | 2012-07-17 | Manufacturing method for seabed photoelectricity composite rope with split conductor in huge cross section |
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| CN102737787B CN102737787B (en) | 2014-06-25 |
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| CN105097080A (en) * | 2015-09-09 | 2015-11-25 | 浙江晨光电缆股份有限公司 | Oxide film adhered low-skin-effect power cable and manufacturing method thereof |
| CN105632605A (en) * | 2016-04-05 | 2016-06-01 | 江苏亨通高压电缆有限公司 | Efficient waterproof submarine cable preparation method |
| CN107577018A (en) * | 2017-10-13 | 2018-01-12 | 无锡市华翎电工机械设备有限公司 | Cable jacket production method |
| CN108447596A (en) * | 2018-05-07 | 2018-08-24 | 福建新远东电缆有限公司 | A kind of shoe segmentation cable and preparation method thereof |
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| CN113284673A (en) * | 2021-07-23 | 2021-08-20 | 中天科技海缆股份有限公司 | Preparation device and preparation method of large-length jointless ultrahigh-voltage submarine cable |
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| CN108447596A (en) * | 2018-05-07 | 2018-08-24 | 福建新远东电缆有限公司 | A kind of shoe segmentation cable and preparation method thereof |
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| CN111613389B (en) * | 2020-05-14 | 2021-11-09 | 江苏亨通高压海缆有限公司 | Production method of low-loss high-capacity photoelectric composite submarine cable |
| CN113284673A (en) * | 2021-07-23 | 2021-08-20 | 中天科技海缆股份有限公司 | Preparation device and preparation method of large-length jointless ultrahigh-voltage submarine cable |
| CN114068084A (en) * | 2021-11-15 | 2022-02-18 | 中天科技海缆股份有限公司 | Gas-free submarine cable and series synchronous production system and process thereof |
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