CN217405134U - Flat structure photoelectric composite floating cable - Google Patents
Flat structure photoelectric composite floating cable Download PDFInfo
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- CN217405134U CN217405134U CN202221256234.9U CN202221256234U CN217405134U CN 217405134 U CN217405134 U CN 217405134U CN 202221256234 U CN202221256234 U CN 202221256234U CN 217405134 U CN217405134 U CN 217405134U
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Abstract
The utility model discloses a flat construction photoelectricity composite floating cable, include the cable core of constituteing by light unit and the signal of telecommunication unit and the metal strengthening core that the symmetry located light unit both sides in proper order, the signal of telecommunication unit is equipped with a set ofly at least, the cable core is the interior sheath of platykurtic outward closely extrusion molding one deck, interior sheath is equipped with foaming layer and outer jacket outward in proper order. The utility model discloses the cable is whole to be flat structure, and density is little, tensile strength is excellent, be difficult for twisting reverse, not only can provide power for marine equipment, simultaneously can long distance, anti-electromagnetic interference transmission data signal, can realize continuous operation or receive and release repeatedly under the complicated environment of sea water.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a flat construction photoelectric composite floating cable.
Background
In recent years, the marine economy has rapidly progressed, and from shoals to deep sea, the exploration for the change is on a day and a month, and in order to satisfy operations in the field of marine monitoring and applications, cables having different operational functions have been developed. In the equipment testing stage and the normal use stage, the cable plays the roles of transmitting monitoring data in real time and monitoring the equipment condition in real time. Working on the sea water, the traditional solution is that the thickness of increase insulating layer, and the thickness that increases the restrictive coating plays the purpose of increasing dielectric strength, and several hundred meters cable length in addition are equipment power supply and signal transmission, and cable self weight is very heavy, and the equipment operation load of working on water is also very heavy like this. The cable is repeatedly wound and unwound under the high-strength load, so that the service life of the cable is greatly reduced, the cable is influenced by the transmission distance and the fidelity of the weak current signals, the optical signal transmission effect is far better than that of the weak current signals, but the bending resistance effect of the optical cable is not as good as that of copper, and the optical cable is easy to break.
In order to solve the problems, research personnel design various photoelectric composite floating cables, but the existing photoelectric composite floating cables are mostly of a circular structure, can transmit electric signals and optical signals, and compared with a conventional cable structure, the cable structure needs floating performance and guarantees the tensile force characteristic, so that the outer diameter of the cable is increased. When multi-core transmission current is needed, the outer diameter of the cable can be increased, the cable is not easy to retract, the self weight is heavier indirectly, in order to guarantee the floating force, a foaming layer needs to be additionally arranged, the cost is increased, and meanwhile the density of the cable is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's weak point and provide a flat construction photoelectricity composite floating cable, density is little, tensile strength is excellent, be difficult for twising reverse, not only can provide power for marine equipment, simultaneously can long distance, anti-electromagnetic interference transmission data signal, can realize under the complicated environment of sea continuous operation or receive and release repeatedly.
Realize the utility model discloses purpose technical scheme is:
the utility model provides a flat construction photoelectric composite floats cable, includes the cable core of constituteing by optical unit and the electric signal unit and the metal strengthening core of locating the optical unit both sides symmetrically in proper order, electric signal unit is equipped with a set ofly at least, the cable core is the interior sheath of platykurtic outward closely extrusion molding one deck, interior sheath is equipped with foaming layer and outer jacket outward in proper order.
Furthermore, the optical unit comprises an optical fiber, a stainless steel spiral structure armor layer, a non-metal woven tensile layer and a cross-linked polyethylene protective layer which are sequentially arranged from inside to outside.
Furthermore, water-blocking ointment is filled in the stainless steel spiral structure armor layer.
Further, the electric signal unit includes the electric signal sinle silk that is formed by the transposition of at least one control unit and power cord unit, the electric signal sinle silk is equipped with band layer and first copper in proper order around the covering outward, the gap packing between control unit, power cord unit and the band layer has nonmetal core of strengthening.
Further, the control unit includes that the compound area is moulded to second copper around the covering and locate the control core of inside pair twist, the control core includes the first conductor that is formed by the transposition of many tinned copper wires and wraps up the first irradiation crosslinked polyethylene insulating layer outside first conductor.
Further, the power line unit comprises a second conductor formed by stranding a plurality of tinned copper wires and a second irradiation cross-linked polyethylene insulating layer wrapped outside the second conductor.
Furthermore, the inner protection layer is made of TPE elastomer materials, and the extrusion materials can be guaranteed to be filled in gaps in a pressure type extrusion mode, so that the water tightness is improved, and the cable bending drag chain folding and unfolding performance is met.
Furthermore, the foaming layer is made of a foaming elastomer material, has the characteristics of small density, high strength, small permanent deformation after compression, high tensile strength and high tensile modulus, further reduces the weight of the cable and has high mechanical strength.
Furthermore, the outer protective layer is made of hard polyether type hydrolysis-resistant polyurethane foam materials, has hydrolysis resistance, acid and alkali resistance, oil resistance, high strength, small permanent deformation after compression and high tensile strength, increases the water tightness of the cable, reduces the weight of the cable, has high mechanical strength, has good adhesion to metal and nonmetal materials, and facilitates the joint of cable accessories.
By adopting the technical scheme, the utility model discloses following beneficial effect has:
(1) the utility model discloses optimize traditional circular structure floating cable into flat structure, density is little, tensile strength is excellent, be difficult for twisting, not only can provide power for marine equipment, can long distance, anti-electromagnetic interference transmission data signal simultaneously, can realize continuous operation or receive and release repeatedly under the complicated environment of sea water, when needing multicore transmission, the cross section length of cable increases, and the width is almost inconvenient, therefore, the increase amount on foaming layer is less relatively, has greatly reduced the cost; through set up the metal reinforcing core in bilateral symmetry, improved the pull resistance of cable, be convenient for receive and release repeatedly, improved the showy stability of cable simultaneously.
(2) The utility model discloses the light unit passes through the inside optic fibre of stainless steel helical structure armor protection, avoids the optic fibre rupture, sets up simultaneously that the nonmetal tensile resistance of weaving the tensile layer and improving the light unit lightens weight simultaneously, guarantees the water-blocking nature of light unit through setting up the crosslinked polyethylene protective layer, protects inner structure simultaneously, improves the intensity of light unit.
(3) The utility model discloses the light unit intussuseption is filled with the oleamen that blocks water, further improves the performance that blocks water.
(4) The utility model discloses the signal of telecommunication unit is through filling nonmetal enhancement core to this mechanical strength who increases the cable and anti ability of pulling, weight is lighter simultaneously, through setting up the band layer, guarantees the stability of signal of telecommunication unit structure, moulds compound area around the covering through setting up first copper, can effectively keep apart electromagnetic interference and crosstalk between the control unit and power cord unit and external world, when being used for emergent transmission high voltage power supply, still can regard as the drainage line to induced voltage to carry out the earial drainage.
(5) The utility model discloses the control unit is through setting up the second copper and moulding compound area around the covering to the homogenization electric field, the first conductor of simultaneous control unit and the second conductor of power cord unit all adopt many tinned copper wires to strand and form, and electric conductive property is excellent and bending property is good, makes whole cable structure softer, conveniently receive and releases and lay.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
The reference numbers in the drawings are:
the light unit 1, the optical fiber 1-1, the stainless steel spiral structure armor layer 1-2, the nonmetal woven tensile layer 1-3, the cross-linked polyethylene protective layer 1-4, the electric signal unit 2, the control unit 2-1, the second copper-plastic composite tape wrapping layer 2-1-1, the first conductor 2-1-2, the first irradiation cross-linked polyethylene insulating layer 2-1-3, the power line unit 2-2, the second conductor 2-2-1, the second irradiation cross-linked polyethylene insulating layer 2-2-2, the wrapping layer 2-3, the first copper-plastic composite tape wrapping layer 2-4, the nonmetal reinforcing core 2-5, the metal reinforcing core 3, the inner protective layer 4, the foaming layer 5 and the outer protective layer 6.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
(example 1)
The flat photoelectric composite floating cable shown in figure 1 comprises a cable core consisting of an optical unit 1, two electric signal units 2 and two metal reinforcing cores 3, wherein the two electric signal units 2 and the two metal reinforcing cores 3 are symmetrically arranged on two sides of the optical unit 1 in sequence, an inner protection layer 4 is flatly arranged outside the cable core, a foaming layer 5 and an outer protection layer 6 are sequentially arranged outside the inner protection layer 4, the metal reinforcing cores 3 are made of stainless steel wires, the strength is high, and the dragging resistance is good. The traditional round floating cable is optimized into a flat structure, so that the density is low, the cable is not easy to twist, power can be provided for offshore equipment, data signals can be transmitted in a long distance and anti-electromagnetic interference manner, continuous work or repeated folding and unfolding under a complex environment in seawater can be realized, and when multi-core transmission is needed, the length of the cross section of the cable is increased, the width is almost inconvenient, so that the increase of a foaming layer is relatively small, and the cost is greatly reduced; through set up metal reinforcement core 3 in bilateral symmetry, improved the pull resistance of cable, be convenient for receive and release repeatedly, improved the showy stability of cable simultaneously.
Specifically, the optical unit 1 comprises an optical fiber 1-1, a stainless steel spiral structure armor layer 1-2, a non-metal woven tensile layer 1-3 and a cross-linked polyethylene protective layer 1-4 which are sequentially arranged from inside to outside. The optical fiber 1-1 is provided with four optical fibers and is protected by the stainless steel spiral structure armor layers 1-2 to avoid breakage, the tensile property of the optical unit 1 is improved by the arrangement of the nonmetal woven tensile layers 1-3, the weight is light, the water resistance of the optical unit 1 is ensured by the arrangement of the crosslinked polyethylene protective layers 1-4, the internal structure is protected, and the strength of the optical unit 1 is improved. In order to further improve the water-blocking performance of the optical unit, water-blocking ointment is filled in the stainless steel spiral structure armor layer 1-2.
The electric signal unit 2 comprises an electric signal wire core formed by twisting two control units 2-1 and two power line units 2-2 which are arranged in central symmetry, a wrapping tape layer 2-3 and a first copper-plastic composite tape wrapping layer 2-4 are sequentially arranged outside the electric signal wire core, the stability of the structure of the electric signal unit 2 is ensured by arranging the wrapping tape layer 2-3, the electromagnetic interference and crosstalk between the control units 2-1 and the power line units 2-2 and outside can be effectively isolated by arranging the first copper-plastic composite tape wrapping layer 2-4, and when the electric signal unit is used for emergency transmission of a high-voltage power supply, the electric signal unit can also be used as a drainage line to drain induced voltage; meanwhile, the interference of disordered electromagnetic waves in seawater is avoided, the signals are guaranteed not to be distorted, and compared with a shielding layer woven by copper wires, the material and manufacturing cost is reduced, and the risk that a signal transmission medium is corroded by seawater is reduced. The gaps among the control unit 2-1, the power line unit 2-2 and the belting layer 2-3 are filled with five nonmetal reinforcing cores 2-5 which comprise one core positioned in the center of the electric signal unit 2 and four cores uniformly arranged outside the electric signal core, so that the mechanical strength and the drag resistance of the cable are improved, and the weight is lighter.
The control unit 2-1 comprises two control wire cores which are twisted in pairs, a second copper-plastic composite tape wrapping layer 2-1-1 is arranged outside the twisted control wire cores so as to homogenize an electric field, and each control wire core comprises a first conductor 2-1-2 formed by twisting a plurality of tinned copper wires and a first irradiation crosslinked polyethylene insulating layer 2-1-3 wrapping the first conductor 2-1-2. The power line unit 2-2 comprises a second conductor 2-2-1 formed by stranding a plurality of tinned copper wires and a second irradiation crosslinking polyethylene insulating layer 2-2-2 wrapped outside the second conductor 2-2-1. The first conductor 2-1-2 and the second conductor 2-2-1 are formed by twisting a plurality of tinned copper wires, so that the cable is excellent in conductivity and good in bending property, the whole cable structure is softer, and the cable is convenient to take up, pay off and lay.
The inner protection layer 4 is made of TPE elastomer materials, and the extrusion material can be guaranteed to be filled in gaps through a pressure type extrusion mode, so that the water tightness is improved, and the cable bending drag chain retraction performance is met.
The foaming layer 5 is made of a foaming elastomer material, has the characteristics of small density, high strength, small permanent deformation after compression, high tensile strength and high tensile modulus, further reduces the weight of the cable and has high mechanical strength.
The outer jacket 6 is made of hard polyether type hydrolysis-resistant polyurethane foam material, has hydrolysis resistance, acid and alkali resistance, oil resistance, high strength, small permanent deformation after compression and high tensile strength, increases the water tightness of the cable, reduces the weight of the cable, has higher mechanical strength, has better adhesion to metal and nonmetal materials, and is convenient for the joint of cable accessories.
The conventional round-structure floating cable is optimized into a flat structure, the density is small, the tensile property is excellent, the cable is not easy to twist, power can be provided for offshore equipment, data signals can be transmitted in a long distance and anti-electromagnetic interference mode, continuous work or repeated folding and unfolding in a complex environment in seawater can be realized, and when multi-core transmission is needed, the length of the cross section of the cable is increased, the width is almost inconvenient, so that the increase of the foaming layer 4 is relatively small, and the cost is greatly reduced; through set up metal reinforcement core 3 in bilateral symmetry, improved the pull resistance of cable, be convenient for receive and release repeatedly, improved the showy stability of cable simultaneously.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a flat construction photoelectricity compound floats cable which characterized in that: include by optical unit (1) and symmetrical cable core of constituteing in proper order in electric signal unit (2) and the metal strengthening core (3) of locating optical unit (1) both sides, electric signal unit (2) are equipped with a set of at least, the cable core is inseparable extrusion molding one deck outward and is interior sheath (4) of platykurtic, interior sheath (4) are equipped with foaming layer (5) and outer sheath (6) outward in proper order.
2. The flat structure photoelectric composite floating cable according to claim 1, wherein: the optical unit (1) comprises an optical fiber (1-1), a stainless steel spiral structure armor layer (1-2), a non-metal woven tensile layer (1-3) and a cross-linked polyethylene protective layer (1-4) which are sequentially arranged from inside to outside.
3. The flat structure photoelectric composite floating cable according to claim 2, wherein: and water-blocking ointment is filled in the stainless steel spiral structure armor layer (1-2).
4. The flat structure photoelectric composite floating cable according to claim 1, wherein: the electric signal unit (2) comprises an electric signal wire core formed by centrally and symmetrically twisting a control unit (2-1) and a power line unit (2-2), a wrapping layer (2-3) and a first copper-plastic composite tape wrapping layer (2-4) are sequentially arranged outside the electric signal wire core, and a nonmetal reinforcing core (2-5) is filled in gaps among the control unit (2-1), the power line unit (2-2) and the wrapping layer (2-3).
5. The flat structure photoelectric composite floating cable according to claim 4, wherein: the control unit (2-1) comprises a second copper-plastic composite tape wrapping layer (2-1-1) and a control wire core arranged inside the copper-plastic composite tape wrapping layer in a twisted pair mode, wherein the control wire core comprises a first conductor (2-1-2) formed by twisting a plurality of tinned copper wires and a first irradiation crosslinked polyethylene insulating layer (2-1-3) wrapping the first conductor (2-1-2).
6. The flat structure photoelectric composite floating cable according to claim 4, wherein: the power line unit (2-2) comprises a second conductor (2-2-1) formed by stranding a plurality of tinned copper wires and a second irradiation crosslinking polyethylene insulating layer (2-2-2) wrapped outside the second conductor (2-2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221256234.9U CN217405134U (en) | 2022-05-24 | 2022-05-24 | Flat structure photoelectric composite floating cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221256234.9U CN217405134U (en) | 2022-05-24 | 2022-05-24 | Flat structure photoelectric composite floating cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217405134U true CN217405134U (en) | 2022-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221256234.9U Active CN217405134U (en) | 2022-05-24 | 2022-05-24 | Flat structure photoelectric composite floating cable |
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| Country | Link |
|---|---|
| CN (1) | CN217405134U (en) |
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2022
- 2022-05-24 CN CN202221256234.9U patent/CN217405134U/en active Active
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