CN205487549U - Composite cable is used at deep sea - Google Patents

Abstract

The utility model provides a composite cable is used at deep sea, it includes and sets gradually oversheath, heavy shielding resist compression layer, light -duty shielding layer A, bearing supplementary resist compression layer, light -duty shielding layer B and set up the communication cable component in light -duty shielding layer B and lay respectively in coaxial radio frequency cable component, bus component, control line component and the power cord component of communication cable component periphery in to from outer, the coaxial radio frequency cable component includes from outer setting gradually the restrictive coating in to, dividing shielding layer, insulating layer and center conductor, thereby it adopts double -deck resistance to compression and multi -layer shielding structure to overcome the current single problem of cable transmission to the transmission that realizes information such as a collection communication signal, radiofrequency signal, 1553B special signal and control, power and electric energy is as an organic whole, and has characteristics such as anti 20 radial~30Mpa's high water pressure, anti high frequency electromagnetic interference, it extensively is applicable to ocean operating and deep sea national defence equipment coordination uses, is particularly suitable for connecting between deep sea weapon equipment and the equipment system using.

Description

A kind of deep-sea composite cable

Technical field

This utility model relates to a kind of deep-sea composite cable.

Background technology

At present, along with the development of national marine Defence business, all kinds of advanced naval vessels and the external weaponry in deep-sea continuous Develop and innovation, more and more higher to the cable needs connected between naval vessels and the external weaponry in deep-sea, do not require nothing more than have anti- The highest hydraulic pressure and the ability of transmission electric energy, also want to transmit signal of communication, radiofrequency signal, space industry 1553B special Signal and control signal, have the anti-outside electromagnetic interference of excellence, resistance to corrosion seawater and preferable softness simultaneously again.

There is following deficiency in the cable of common ocean: the most only has single transmission electric energy or the function of transmission single signal； The most it is not resistant to extraneous high-frequency electromagnetic interference；3. cable is the most soft, and bending radius is big, lays and installation difficulty.

Summary of the invention

For above-mentioned situation, this utility model purpose is to provide a kind of deep-sea composite cable, and it uses double-deck load-bearing resistance to compression With multilayer screen structure thus overcome the existing cable single problem of transmission；Thus realize collect signal of communication, radiofrequency signal, 1553B special signal and the information such as control, power supply and electric energy be transmitted as one, and there is the height of anti-radial direction 20～30Mpa The interference of hydraulic pressure, high-low temperature resistant, softness, anti-high-frequency electromagnetic, the characteristic such as wear-resisting.

For realizing above-mentioned task, a kind of deep-sea composite cable, it includes setting gradually oversheath, heavy shielding from outside to inside Resistance to compression layer, light shielding layer A, load-bearing auxiliary resistance to compression layer, light shielding layer B and be arranged in light shielding layer B logical Communication cable component and be laid in respectively the coaxial radio frequency cable component of communication cable component periphery, bus component, control line Part and power line component；Restrictive coating that described coaxial radio frequency cable component includes setting gradually from outside to inside, sub-shield, absolutely Edge layer and center conductor.

For realizing this utility model structure, effect optimization, its further step: described control line component arranges 1～10, Described power line component arranges 2～10, and is uniformly distributed with 1 coaxial radio frequency cable component and 1 bus component respectively In communication cable component periphery.

Described coaxial radio frequency cable component, bus component, control line component and power line component are disposed adjacent counterclockwise And evenly around in communication cable component periphery.

Described restrictive coating is arranged at outer being extruded by resistant to elevated temperatures perfluoroethylene-propylene of sub-shield and forms, and this restrictive coating thickness is 0.15～0.50mm.

Described center conductor is formed by the silver-plated copper stranded wire concentric stranding that 7 strands of filament diameters are 0.10～0.18mm.

Described insulating barrier is extruded on center conductor by the politef that dielectric constant is low, this thickness of insulating layer be 0.2～ 0.6mm。

Described sub-shield is formed by the silver-coated copper wire braiding that filament diameter is 0.08～0.10mm, and count is not less than 90%.

This utility model provides a kind of deep-sea composite cable, and it includes setting gradually oversheath from outside to inside, heavy shielding resists Laminate layer, light shielding layer A, load-bearing assist resistance to compression layer, light shielding layer B and are arranged at the communication in light shielding layer B Cable component and be laid in the coaxial radio frequency cable component of communication cable component periphery, bus component, control line component respectively With power line component；Described coaxial radio frequency cable component includes setting gradually restrictive coating, sub-shield, insulating barrier from outside to inside And center conductor；It uses double-deck load-bearing resistance to compression and multilayer screen structure thus overcomes existing cable to transmit single problem, from And realize collecting the one that is transmitted as of signal of communication, radiofrequency signal, 1553B special signal and the information such as control, power supply and electric energy, And there is the high hydraulic pressure of anti-radial direction 20～30Mpa, high-low temperature resistant, softness, the interference of anti-high-frequency electromagnetic, the characteristic such as wear-resisting, tool There are significant economic benefit and social benefit, wide market, it is simple to promote the use of.

This utility model produced beneficial effect compared to existing technology:

I, this utility model is by load-bearing auxiliary resistance to compression layer, heavy shielding resistance to compression layer and the setting of oversheath and material Reasonable selection, the high hydraulic pressure of the energy anti-radial direction of effective guarantee 20～30Mpa and the stability of holding cable profile and watertightness；

II, this utility model uses by coaxial radio frequency cable component, bus component, control line component and power line component respectively Arrange around communication cable component, thus realize a cable can to transmit signal of communication, radiofrequency signal, 1553B special simultaneously Signal and the information such as control, power supply and the function of electric energy；

III, this utility model uses the conjunction arranging double-deck light shielding layer, one layer of heavy shielding resistance to compression layer and distance each other Reason selects, and has both been highly resistant to extraneous low frequency electromagnetic interference, and the electromagnetism that can resist again extraneous high frequency 100MHz～500MHz is done Disturb, and shield effectiveness is high；

IV, this utility model uses and coaxial radio frequency cable component is arranged sub-shield is produced for shielding other cable components Electromagnetic interference and guide leakage current enter ground；

V, this utility model uses the rational deployment to each cable component, it is achieved electrical insulation capability is excellent, insulated electro when 20 DEG C Resistance >=500M Ω km, resistance to voltage is good, proof voltage: AC 800V/1min does not punctures, and ensures and uses safety.

This utility model is widely used in ocean operation and deep-sea national defence coordinative composition of equipments and uses, be particularly suitable for deep-sea weaponry it Between and change system between connect use.

Below with reference to figure, this utility model is described in further detail.

Accompanying drawing explanation

Fig. 1 is overall structure sectional view of the present utility model.

Fig. 2 is the sectional view of communication cable component in this utility model.

In figure: 1-oversheath, 2-heavy type shielding resistance to compression layer, 3-light shielding layer A, 4-load-bearing auxiliary resistance to compression layer, 5- Light shielding layer B, 6-coaxial radio frequency cable component, 7-bus component, 8-control line component, 9-communication cable component, 91-inner sheath, 92-proof copper-wire braided layer, 93-aluminium-plastic tape, 94-resists dry drain wire, 95-insulating barrier, 96-core, 10- Power line component.

Detailed description of the invention

With reference to accompanying drawing, this utility model one deep-sea composite cable, oversheath 1 that it includes setting gradually from outside to inside, Heavy shielding resistance to compression layer 2, light shielding layer A3, load-bearing assist resistance to compression layer 4, light shielding layer B5 and are arranged at light-duty screen Cover the communication cable component 9 in layer B5 and be laid in respectively communication cable component 9 periphery coaxial radio frequency cable component 6, Bus component 7, control line component 8 and power line component 10.

As it is shown in figure 1, control line component 8 of the present utility model arranges 1～10, described power line component 10 arrange 2～ 10, and it is uniformly distributed in communication cable component 9 with 1 coaxial radio frequency cable component 6 and 1 bus component 7 respectively Periphery, thus realize collecting signal of communication, radiofrequency signal, 1553B special signal and the information such as control, power supply and the biography of electric energy Defeated it is integrated；Described coaxial radio frequency cable component 6, bus component 7, control line component 8 and power line component 10 are by the inverse time Pin direction is disposed adjacent and evenly around the periphery at communication cable component 9, and this structure is conducive to preventing cable inner further Transmit interfering of signal between each component, thus improve the stable of signal transmission and precision；Described light shielding layer B5 Form and overlap weight by the copper facing aluminium-plastic tape spiral of a layer 0.025～0.10mm is wrapped with light shielding layer A3 Folded rate is not less than 20%, and the metal covering of described light shielding layer B5 is arranged inwardly, the metal covering court of described light shielding layer A3 Outer setting；Described load-bearing auxiliary resistance to compression layer 4 includes that being arranged at the outer cushion woven by aramid fiber yarn of light shielding layer B forms, This layer thickness 0.5～0.8mm；Described heavy shielding resistance to compression layer 5 includes the soft circle of nickel plating using a diameter of 0.15～0.25mm Copper wire woven forms, and count is not less than 90%；Described oversheath 1 extruded by one layer of Polyurethane Thermoplastic Elastomer and Becoming, the thickness of this restrictive coating 1 is not less than 2.0mm；This kind of structure is arranged and the reasonable selection of material, can effective guarantee electricity The high hydraulic pressure of the anti-radial direction of cable 20～30Mpa and keep stability and the watertightness of cable profile, moreover it is possible to be effective against extraneous high, In, the interference of low frequency electromagnetic and shield effectiveness high, and the beneficially cable installation in seabed and laying.

As in figure 2 it is shown, communication cable component 9 of the present utility model is sub for the RS485 communication cable that characteristic impedance is 120 Ω Part, described RS485 communication cable component include use concentric stranding 7 strands of filament diameters be 0.18～0.20mm tin plating Copper stranded conductor arranges two or more than two as conductor thread core 96 and this conductor thread core 96, and the periphery of this conductor thread core 96 depends on Secondary insulating barrier 95, combination screen layer and inner sheath 91 are set；Described insulating barrier 95 uses polyethylene that dielectric constant is low or sends out Bubble polyethylene is extruded on conductor thread core 96, and the thickness of insulating barrier 95 is 0.3～0.6mm；Described combination screen layer includes setting The copper facing aluminium-plastic tape 93 being placed in outside insulating barrier 95 and the combination of tincopper fuse wire braided armor 92, and plastic-aluminum combined in copper facing It is 0.18～0.20mm with arranging the 7 strands of filament diameters using concentric stranding between 93 and tincopper fuse wire braided armor 92 Tin-coated copper twisted wire as anti-dry drain wire 94；Described inner sheath 91 is used thermoplastic elastomer (TPE) to squeeze by outside combination screen layer Bag forms, and the thickness of this inner sheath 91 is 0.80～1.20mm；Described conductor thread core 96 and insulating barrier 95 are respectively used to pass Defeated signal and electric insulation effect and ensure characteristic impedance, combination screen layer includes that anti-dry drain wire 94 is for shielding other components The electromagnetic interference and the guiding leakage current that produce enter ground, and inner sheath 91 is for the effect of guard shield conductor thread core 96, this knot Structure can be effectively ensured between each component of cable inner transmission signal and will not interfere, and ensures the stable of signal transmission and precision.

In conjunction with accompanying drawing, embodiment one of the present utility model: described coaxial radio frequency cable component 6 includes setting gradually from outside to inside Restrictive coating, sub-shield, insulating barrier and center conductor, 7 strands of filament diameters of described center conductor employing concentric stranding are The silver-plated copper stranded wire of 0.10～0.18mm；Described insulating barrier uses the politef that dielectric constant is low to be extruded in center conductor On, the thickness of insulating barrier is 0.2～0.6mm；The silver-plated copper that described sub-shield uses filament diameter to be 0.08～0.10mm Line braiding forms, and count is not less than 90%, and this sub-shield is used for shielding electromagnetism produced by other cable components and does Disturb and guide leakage current to enter ground；Described restrictive coating uses resistant to elevated temperatures perfluoroethylene-propylene to extrude outside sub-shield and forms, The thickness of this restrictive coating is 0.15～0.50mm；In the present embodiment, the characteristic impedance of coaxial radio frequency cable component 6 is 50 Ω, Described center conductor and insulating barrier are respectively used to transmit signal and electric insulation effect and ensure characteristic impedance, and described sub-shield is used In shielding the electromagnetic interference of other components generation and guiding leakage current to enter ground, restrictive coating is for the work of guard shield center conductor With.

In conjunction with accompanying drawing, embodiment two of the present utility model: described bus component 7 is 1553B bus that characteristic impedance is 77 Ω Component, described 1553B bus component includes the restrictive coating set gradually from outside to inside, sub-shield and is arranged at separated-shielding Two insulated wire cores in Ceng；Described insulated wire cores includes insulating barrier and center conductor, and described center conductor uses concentric stranding The silver-plated copper stranded wire that 19 strands of filament diameters are 0.10～0.127mm；Described insulating barrier uses the poly-perfluor that dielectric constant is low Second propylene is extruded on center conductor, and the thickness of this insulating barrier is 0.15～0.35mm, and described center conductor and insulating barrier are respectively For transmitting signal and electric insulation effect and ensureing characteristic impedance；Described sub-shield uses filament diameter to be 0.08～0.10mm Silver-coated copper wire braiding form, and count is not less than 90%, and this sub-shield is used for shielding other cable components and is produced Electromagnetic interference and guide leakage current enter ground；Described restrictive coating is located at outside sub-shield and is used resistant to elevated temperatures perfluoroethylene-propylene Extruding and form, the thickness of this restrictive coating is 0.15～0.35mm.

In conjunction with accompanying drawing, embodiment three of the present utility model: described control line component 8 includes the split screen set gradually from outside to inside Covering layer, insulating barrier and center conductor, described center conductor uses 19 strands of filament diameters of concentric stranding to be 0.10～0.14mm Silver-plated copper stranded wire；Described insulating barrier uses the ethylene-tetrafluoroethylene that dielectric constant is low, proportion is little to be extruded on center conductor, The thickness of this insulating barrier is 0.15～0.55mm；Described sub-shield be arranged at outside insulating barrier employing filament diameter be 0.08～ The tinned wird braiding of 0.10mm forms, and count is not less than 85%, and this sub-shield is used for shielding other cable components Produced electromagnetic interference and guiding leakage current enter ground.

In conjunction with accompanying drawing, embodiment four of the present utility model: during described power line component 10 includes setting gradually from the inside to the outside Heart conductor and insulating barrier, described center conductor uses the silver-plated copper that 37 strands of filament diameters are 0.30～0.40mm of concentric stranding Twisted wire；Described insulating barrier uses the ethylene-tetrafluoroethylene that dielectric constant is low, proportion is little to be extruded on center conductor, this insulation The nominal thickness of layer is 0.40～0.60mm.

The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this area Technical staff for, this utility model can have various modifications and variations；It is all within spirit of the present utility model and principle, Any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (7)

1. a deep-sea composite cable, it is characterised in that include setting gradually oversheath, heavy shielding resistance to compression from outside to inside Layer, light shielding layer A, load-bearing auxiliary resistance to compression layer, light shielding layer B and the communication electricity being arranged in light shielding layer B Cable component and be laid in respectively the coaxial radio frequency cable component of communication cable component periphery, bus component, control line component and Power line component；Described coaxial radio frequency cable component include setting gradually from outside to inside restrictive coating, sub-shield, insulating barrier and Center conductor.

A kind of deep-sea the most according to claim 1 composite cable, it is characterised in that described control line component arrange 1～ 10, described power line component arranges 2～10, and equal with 1 coaxial radio frequency cable component and 1 bus component respectively Even it is distributed in communication cable component periphery.

A kind of deep-sea the most according to claim 2 composite cable, it is characterised in that described coaxial radio frequency cable component, Bus component, control line component and power line component are disposed adjacent and counterclockwise evenly around outside communication cable component Week.

A kind of deep-sea the most according to claim 1 composite cable, it is characterised in that described restrictive coating is arranged at split screen Covering outer being extruded by resistant to elevated temperatures perfluoroethylene-propylene of layer to form, this restrictive coating thickness is 0.15～0.50mm.

A kind of deep-sea the most according to claim 1 composite cable, it is characterised in that described center conductor is by 7 strands of lists Filament diameter be 0.10～0.18mm silver-plated copper stranded wire concentric stranding form.

A kind of deep-sea the most according to claim 1 composite cable, it is characterised in that described insulating barrier is by dielectric constant Low politef extrudes on center conductor, and the thickness of this insulating barrier is 0.2～0.6mm.

A kind of deep-sea the most according to claim 1 composite cable, it is characterised in that described sub-shield is straight by monofilament Footpath be 0.08～0.10mm silver-coated copper wire braiding form, and count is not less than 90%.