CN111540506B - High-wear-resistance umbilical cable for ocean research - Google Patents
High-wear-resistance umbilical cable for ocean research Download PDFInfo
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- CN111540506B CN111540506B CN202010496944.8A CN202010496944A CN111540506B CN 111540506 B CN111540506 B CN 111540506B CN 202010496944 A CN202010496944 A CN 202010496944A CN 111540506 B CN111540506 B CN 111540506B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0045—Cable-harnesses
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
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- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1865—Sheaths comprising braided non-metallic layers
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- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/228—Metal braid
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
Abstract
A high-wear-resistance umbilical cable for ocean research comprises a liquid conveying part, a strong current conveying part, a weak current conveying part and an optical signal conveying part, wherein the liquid conveying part is positioned at the center of the umbilical cable and consists of a plurality of hydraulic pipes, and a water-blocking yarn layer is arranged outside the liquid conveying part; forceful electric power conveying part, weak current conveying part and optical signal conveying part all locate the yarn in situ that blocks water, the yarn layer that blocks water is equipped with the irradiation cross-linked polyethylene layer outward, irradiation cross-linked polyethylene layer is equipped with the high silastic-layer that blocks water outward, be equipped with high strength fiber cloth and high rigidity metal vertical bar in the high water-resistant silastic-layer, the high silicon silastic-layer that blocks water is equipped with high tenacity silastic-layer outward, and high rigidity metal vertical bar is all wrapped up in high tenacity silastic-layer, the high tenacity silastic-layer that is equipped with outward. According to the invention, through the optimization of the internal structure and the scientific selection of the sheath material, the umbilical cable with rich functions and extremely wear resistance is obtained.
Description
Technical Field
The invention belongs to the technical field of umbilical cables, and particularly relates to a high-wear-resistance umbilical cable for ocean research.
Background
With the gradual decrease or depletion of land resources, the importance of marine resources is more and more prominent, and people begin to pay more attention to the investigation and development of marine mineral resources. In addition, as the marine development activities become more frequent and deeper, various underwater equipments are required for marine oil and gas exploration and exploitation, marine investigation, marine engineering, laying and maintenance of submarine pipelines and cables, exploitation of marine minerals, and the like.
The umbilical cable is a combination of a cable (power cable or signal cable), an optical cable (single-mode or multi-mode optical cable), a hydraulic or chemical agent pipe (steel pipe or hose), and has the main functions: 1. providing power to the subsea production system; 2. providing a hydraulic channel for controlling the underwater production system; 3. providing a chemical agent pipeline required by oil and gas field development; 4. and transmitting the control signal of the upper module and the sensor data of the underwater production system.
The subsea environment is complex: the cable is damaged by cutting the outer surface of the cable at low temperature, high water pressure and high seawater corrosivity, and the sharp rocks, shells and the like in the existing cable can increase a layer of metal braid on the umbilical cable for increasing the self strength and the abrasion resistance, so that the problem is solved: the metal braided layer interlayer is arranged in the sheath, the physical properties of metal and rubber are greatly different, the metal and rubber cannot be tightly combined after being bent for many times, and the metal braided layer is burred to damage the sheath; if directly wrap up the metal level in the outside of umbilical cable, the metal level is easily corroded by the sea water, increases the metal level simultaneously and can reduce the compliance of cable, is unfavorable for laying.
Disclosure of Invention
Aiming at the problems, the invention provides the high-wear-resistance umbilical cable for the marine research, which has rich functions, excellent wear resistance, tensile strength and corrosion resistance.
The technical scheme adopted by the invention for solving the technical problems is as follows: the high-wear-resistance umbilical cable for ocean research comprises a liquid transmission part, a strong current transmission part, a weak current transmission part and an optical signal transmission part, wherein the liquid transmission part is positioned at the central position of the umbilical cable and consists of a plurality of hydraulic pipes, each hydraulic pipe is externally provided with a high-wear-resistance nylon belt, and each high-wear-resistance nylon belt is externally provided with a copper wire braid; a water-blocking yarn layer is arranged outside the liquid conveying part; the strong current transmission part is a plurality of strong current wires and is arranged on one side in the water-blocking yarn layer; the weak current transmission part is a plurality of weak current wires and is arranged on the opposite side of the strong current transmission part in the water blocking yarn layer; the optical signal transmission part is a plurality of optical fibers, all the optical fibers are arranged in the sleeve, and the sleeve is also arranged in the water-blocking gauze layer;
the yarn layer that blocks water is equipped with the irradiation crosslinked polyethylene layer outward, the irradiation crosslinked polyethylene layer is equipped with the high silastic-layer that blocks water outward, be equipped with high strength fiber cloth in the high resistant silastic-layer, high strength fiber cloth one side is gone up and is planted a plurality of high rigidity metal vertical bars, and high rigidity metal vertical bar all wears out the high resistant silastic-layer, the high silicon silastic-layer that blocks water is equipped with outward, and high rigidity metal vertical bar is all wrapped up in the high toughness silastic-layer, the high wear-resisting silastic-layer that is equipped with outward of high toughness rubbery-layer.
Preferably, the high water resistance silicone rubber layer comprises the following components by mass: 40-60 parts of vinyl silicone rubber, 25-30 parts of high-density polyethylene, 10-20 parts of fluorosilicone rubber, 10-20 parts of fumed silica, 78-5 parts of vulcanizing agent DCBP3 and 2-3 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 8-12 minutes at the temperature of 60-75 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene for mixing, putting the mixture into a mixing roll, and mixing for 10-15 minutes at the temperature of 125-;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 2-5 times, and rolling and discharging;
(4) vulcanizing the material prepared in the step (3) for 90-150 seconds at the temperature of 280-320 ℃ to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 200-260 ℃ for 4-6 hours for secondary vulcanization, and granulating to prepare a finished product after the vulcanization is finished.
Preferably, the high-toughness silicone rubber layer comprises the following components in percentage by mass: 30-50 parts of vinyl silicone rubber, 20-30 parts of fluorosilicone rubber, 15-25 parts of high-density polyethylene, 10-20 parts of fumed silica, 3-5 parts of vulcanizing agent DCBP3 and 2-3 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 5-10 minutes at 65-80 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene for mixing, putting the mixture into a mixing roll, and mixing for 12-18 minutes at the temperature of 130-;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 2-5 times, and rolling and discharging;
(4) vulcanizing the material prepared in the step (3) at the temperature of 280-330 ℃ for 110-160 seconds to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 220-260 ℃ for 4-5 hours for secondary vulcanization, cooling and granulating to prepare a finished product.
Preferably, the high-wear-resistance silicone rubber layer comprises the following components in parts by mass: 30-50 parts of vinyl silicone rubber, 15-25 parts of fluorosilicone rubber, 10-20 parts of fumed silica, 8-15 parts of quartz powder, 5-10 parts of high-density polyethylene, 3-5 parts of glass fiber, 2-4 parts of vulcanizing agent DCBP2 and 2-4 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica, quartz powder, glass fiber and low-molecular-weight hydroxyl silicone oil, and stirring for 10-15 minutes at 55-65 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene for mixing, putting the mixture into a mixing roll, and mixing for 10-15 minutes at the temperature of 125-;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 2-5 times, and rolling and discharging;
(5) vulcanizing the material prepared in the step (3) for 90-150 seconds at the temperature of 280-320 ℃ to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 240-280 ℃ for 4-5 hours for secondary vulcanization, cooling and granulating to prepare a finished product.
Preferably, the strong electric wire has a structure including: the inner layer is a copper single wire, a polytetrafluoroethylene layer is arranged outside the copper single wire, a basalt fiber layer is arranged outside the polytetrafluoroethylene layer, and a galvanized steel strip woven layer is arranged outside the basalt fiber layer.
Preferably, the structure of the weak current electric wire is as follows: the inlayer is the copper core, the copper core is formed by a plurality of copper lines transposition, the copper core is equipped with medium density polyethylene layer outward, medium density polyethylene layer is equipped with the ceramic fiber layer outward, the ceramic fiber layer is equipped with the aluminium foil layer outward.
Preferably, the high-hardness metal vertical rod is made of the following materials: any one of high-hardness stainless steel, high-hardness aluminum alloy or magnesium alloy.
Preferably, the high-strength fiber cloth is made of the following materials: any one of carbon fiber, silicon carbide fiber or Kevlar fiber.
The mechanical strength and the wear resistance of the silicon rubber can be greatly improved by using a high-temperature vulcanization process, the high-wear-resistance silicon rubber layer on the outermost layer of the umbilical cable adopts vinyl silicon rubber with a higher proportion, and quartz powder and glass fiber are added to reinforce the structure, so that the wear resistance of the high-wear-resistance silicon rubber layer is greatly improved.
The high-density polyethylene can improve the mechanical strength of the silicon rubber, the high-density polyethylene with higher proportion is used for carrying out blending modification on the silicon rubber, a high-toughness silicon rubber layer with high elasticity and high strength can be prepared, a metal rod is arranged in the high-toughness silicon rubber layer, in case that the external high-wear-resistant silicon rubber layer is worn out or cut, foreign objects can rub with the densely arranged high-hardness metal vertical rods, and the high-hardness metal vertical rods are extremely hard and are not easy to wear, so that the high-toughness silicon rubber layer is extremely difficult to wear out, the high-toughness silicon rubber has better elasticity and wrapping property, the combination with the high-hardness metal vertical rods is tighter, the influence of the high-hardness metal vertical rods on the flexibility of the umbilical cable is smaller, the work is convenient, the high-hardness metal vertical rods are radially arranged and are consistent with the stress direction of bending of the umbilical cable, and the cable is punctured.
The high-water-resistance silicon rubber further increases the use proportion of the high-density polyethylene, increases the water resistance, provides a double-layer water-resistance layer with the irradiation cross-linked polyethylene, prevents water vapor invasion, can increase the structural strength of the high-water-resistance silicon rubber layer due to the high-strength fiber cloth in the high-water-resistance silicon rubber layer, also plays a role in fixing the high-hardness metal vertical rod, and prevents the high-hardness metal vertical rod from loosening and puncturing the silicon rubber layer due to repeated bending of the umbilical cable.
The high-water-resistance silicon rubber, the high-toughness silicon rubber and the high-wear-resistance silicon rubber are similar in use main body materials and similar in manufacturing process, so that the three materials are not too large in property difference, and have affinity and can be tightly combined with one another.
Umbilical cable inner structure optimal design, the liquid pipeline is bulky and weight is big, set up it in the center, can prevent that umbilical cable weight distribution is unbalanced, lead to unilateral excessive friction, outmost being the copper mesh at the hydraulic pressure pipe, make the rubber tube have certain periphery and have certain support intensity, prevent adjacent hydraulic pressure pipe pressure inconsistent, the excessive oppression pressure that pressure is big is little, lead to the liquid transmission difficulty that pressure is little, also make whole liquid transfer portion become the skeleton of whole umbilical cable, holistic tensile resistance has been promoted.
The strong current transmission part and the weak current transmission part are separated by the hydraulic transmission part, and meanwhile, metal shielding layers are arranged on the strong current wire and the weak current wire, so that mutual interference between the wires is greatly reduced.
The invention has the beneficial effects that: through the optimization of the internal structure and the scientific selection of the sheath material, the umbilical cable with excellent wear resistance, tensile strength and corrosion resistance is obtained.
Drawings
The invention is further illustrated with reference to the accompanying drawings and examples;
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of a structure of a strong electric wire.
Fig. 3 is a schematic view of the structure of a weak current electric wire.
FIG. 4 is a partial structural view of a high hardness metal vertical bar.
Fig. 5 is a cross-sectional top view of the high toughness silicone rubber layer.
In the figure: 1. the cable comprises a hydraulic pipe, 2 water-blocking yarns, 3 strong electric wires, 3.1 copper single wires, 3.2 polytetrafluoroethylene layers, 3.3 basalt fiber layers, 3.4 galvanized steel strip woven layers, 4 weak electric wires, 4.1 copper cores, 4.2 medium-density polyethylene layers, 4.3 ceramic fiber layers, 4.4 aluminum foil layers, 5 optical fibers, 6 irradiation cross-linked polyethylene layers, 7 high-water-resistance silicon rubber layers, 8 high-toughness silicon rubber layers, 9 high-abrasion-resistance silicon rubber layers, 10 high-hardness metal vertical rods and 11 high-strength fiber cloth.
Detailed Description
Example 1
In fig. 1-5, a high wear-resistant umbilical cable for marine research is shown, in which: 1. the cable comprises a hydraulic pipe, 2 water-blocking yarns, 3 strong electric wires, 3.1 copper single wires, 3.2 polytetrafluoroethylene layers, 3.3 basalt fiber layers, 3.4 galvanized steel strip woven layers, 4 weak electric wires, 4.1 copper cores, 4.2 medium-density polyethylene layers, 4.3 ceramic fiber layers, 4.4 aluminum foil layers, 5 optical fibers, 6 irradiation cross-linked polyethylene layers, 7 high-water-resistance silicon rubber layers, 8 high-toughness silicon rubber layers, 9 high-abrasion-resistance silicon rubber layers, 10 high-hardness metal vertical rods and 11 high-strength fiber cloth. The umbilical cable comprises a liquid conveying part, a strong current conveying part, a weak current conveying part and an optical signal conveying part, wherein the liquid conveying part is positioned at the central position of an umbilical cable and consists of a plurality of hydraulic pipes, each hydraulic pipe is externally provided with a high-wear-resistant nylon belt, and the high-wear-resistant nylon belt is externally provided with a copper wire braid layer; a water-blocking yarn layer is arranged outside the liquid conveying part; the strong current transmission part is a plurality of strong current wires and is arranged on one side in the water-blocking yarn layer; the weak current transmission part is a plurality of weak current wires and is arranged on the opposite side of the strong current transmission part in the water blocking yarn layer; the optical signal transmission part is a plurality of optical fibers, all the optical fibers are arranged in the sleeve, and the sleeve is also arranged in the water-blocking gauze layer;
the yarn layer that blocks water is equipped with the irradiation crosslinked polyethylene layer outward, the irradiation crosslinked polyethylene layer is equipped with the high silastic-layer that blocks water outward, be equipped with high strength fiber cloth in the high resistant silastic-layer, high strength fiber cloth one side is gone up and is planted a plurality of high rigidity metal vertical bars, and high rigidity metal vertical bar all wears out the high resistant silastic-layer, the high silicon silastic-layer that blocks water is equipped with outward, and high rigidity metal vertical bar is all wrapped up in the high toughness silastic-layer, the high wear-resisting silastic-layer that is equipped with outward of high toughness rubbery-layer.
Preferably, the high water resistance silicone rubber layer comprises the following components by mass: 50 parts of vinyl silicone rubber, 25 parts of high-density polyethylene, 12 parts of fluorosilicone rubber, 20 parts of fumed silica, 4 parts of a vulcanizing agent DCBP and 2 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 10 minutes at 70 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene, mixing, putting into a mixing roll, and mixing for 12 minutes at 130 ℃ to prepare a rubber material;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 4 times, and rolling and discharging;
(4) and (4) vulcanizing the material prepared in the step (3) at the temperature of 300 ℃ for 120 seconds to prepare primary vulcanized silicone rubber, vulcanizing at 240 ℃ for 4 hours for secondary vulcanization, and granulating to prepare a finished product after vulcanization.
Preferably, the high-toughness silicone rubber layer comprises the following components in percentage by mass: 40 parts of vinyl silicone rubber, 23 parts of fluorosilicone rubber, 18 parts of high-density polyethylene, 20 parts of fumed silica, 45 parts of a vulcanizing agent DCBP and 2.5 parts of low-molecular hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 7 minutes at 75 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene, mixing, putting into a mixing roll, and mixing for 15 minutes at 135 ℃ to prepare a rubber material;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 4 times, and rolling and discharging;
(4) and (4) vulcanizing the material prepared in the step (3) at 290 ℃ for 150 seconds to prepare primary vulcanized silicone rubber, vulcanizing at 230 ℃ for 4 hours for secondary vulcanization, cooling and granulating to prepare a finished product.
Preferably, the high-wear-resistance silicone rubber layer comprises the following components in parts by mass: 40 parts of vinyl silicone rubber, 20 parts of fluorosilicone rubber, 15 parts of fumed silica, 10 parts of quartz powder, 6 parts of high-density polyethylene, 5 parts of glass fiber, 4 parts of vulcanizing agent DCBP and 3 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica, quartz powder, glass fiber and low-molecular-weight hydroxyl silicone oil, and stirring at 60 ℃ for 13 minutes to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene, mixing, putting into a mixing roll, and mixing for 12 minutes at 130 ℃ to prepare a rubber material;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 4 times, and rolling and discharging;
(5) and (4) vulcanizing the material prepared in the step (3) at the temperature of 310 ℃ for 120 seconds to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 250 ℃ for 4 hours, performing secondary vulcanization, cooling and granulating to prepare a finished product.
Preferably, the strong electric wire has a structure including: the inner layer is a copper single wire, a polytetrafluoroethylene layer is arranged outside the copper single wire, a basalt fiber layer is arranged outside the polytetrafluoroethylene layer, and a galvanized steel strip woven layer is arranged outside the basalt fiber layer.
Preferably, the structure of the weak current electric wire is as follows: the inlayer is the copper core, the copper core is formed by a plurality of copper lines transposition, the copper core is equipped with medium density polyethylene layer outward, medium density polyethylene layer is equipped with the ceramic fiber layer outward, the ceramic fiber layer is equipped with the aluminium foil layer outward.
Preferably, the high-hardness metal vertical rod is made of the following materials: high hardness stainless steel.
Preferably, the high-strength fiber cloth is made of the following materials: carbon fibers.
Example 2
In fig. 1-5, a high wear-resistant umbilical cable for marine research is shown, in which: 1. the cable comprises a hydraulic pipe, 2 water-blocking yarns, 3 strong electric wires, 3.1 copper single wires, 3.2 polytetrafluoroethylene layers, 3.3 basalt fiber layers, 3.4 galvanized steel strip woven layers, 4 weak electric wires, 4.1 copper cores, 4.2 medium-density polyethylene layers, 4.3 ceramic fiber layers, 4.4 aluminum foil layers, 5 optical fibers, 6 irradiation cross-linked polyethylene layers, 7 high-water-resistance silicon rubber layers, 8 high-toughness silicon rubber layers, 9 high-abrasion-resistance silicon rubber layers, 10 high-hardness metal vertical rods and 11 high-strength fiber cloth. The umbilical cable comprises a liquid conveying part, a strong current conveying part, a weak current conveying part and an optical signal conveying part, wherein the liquid conveying part is positioned at the central position of an umbilical cable and consists of a plurality of hydraulic pipes, each hydraulic pipe is externally provided with a high-wear-resistant nylon belt, and the high-wear-resistant nylon belt is externally provided with a copper wire braid layer; a water-blocking yarn layer is arranged outside the liquid conveying part; the strong current transmission part is a plurality of strong current wires and is arranged on one side in the water-blocking yarn layer; the weak current transmission part is a plurality of weak current wires and is arranged on the opposite side of the strong current transmission part in the water blocking yarn layer; the optical signal transmission part is a plurality of optical fibers, all the optical fibers are arranged in the sleeve, and the sleeve is also arranged in the water-blocking gauze layer;
the yarn layer that blocks water is equipped with the irradiation crosslinked polyethylene layer outward, the irradiation crosslinked polyethylene layer is equipped with the high silastic-layer that blocks water outward, be equipped with high strength fiber cloth in the high resistant silastic-layer, high strength fiber cloth one side is gone up and is planted a plurality of high rigidity metal vertical bars, and high rigidity metal vertical bar all wears out the high resistant silastic-layer, the high silicon silastic-layer that blocks water is equipped with outward, and high rigidity metal vertical bar is all wrapped up in the high toughness silastic-layer, the high wear-resisting silastic-layer that is equipped with outward of high toughness rubbery-layer.
Preferably, the high water resistance silicone rubber layer comprises the following components by mass: 55 parts of vinyl silicone rubber, 30 parts of high-density polyethylene, 16 parts of fluorosilicone rubber, 18 parts of fumed silica, 4 parts of a vulcanizing agent DCBP and 3 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 10 minutes at 70 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene, mixing, putting into a mixing roll, and mixing for 14 minutes at 140 ℃ to prepare a rubber material;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 5 times, and rolling and discharging;
(4) and (4) vulcanizing the material prepared in the step (3) at the temperature of 310 ℃ for 110 seconds to prepare primary vulcanized silicone rubber, vulcanizing at 240 ℃ for 5 hours for secondary vulcanization, and granulating to prepare a finished product after vulcanization.
Preferably, the high-toughness silicone rubber layer comprises the following components in percentage by mass: 35 parts of vinyl silicone rubber, 20 parts of fluorosilicone rubber, 22 parts of high-density polyethylene, 16 parts of fumed silica, 4 parts of a vulcanizing agent DCBP and 2 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 8 minutes at 75 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene, mixing, putting into a mixing roll, and mixing for 16 minutes at 140 ℃ to prepare a rubber material;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 5 times, and rolling and discharging;
(4) and (4) vulcanizing the material prepared in the step (3) at the temperature of 300 ℃ for 145 seconds to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 250 ℃ for 4.5 hours for secondary vulcanization, cooling and granulating to prepare a finished product.
Preferably, the high-wear-resistance silicone rubber layer comprises the following components in parts by mass: 40 parts of vinyl silicone rubber, 17 parts of fluorosilicone rubber, 16 parts of fumed silica, 9 parts of quartz powder, 8 parts of high-density polyethylene, 4 parts of glass fiber, 4 parts of vulcanizing agent DCBP, and 2 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica, quartz powder, glass fiber and low-molecular-weight hydroxyl silicone oil, and stirring at 60 ℃ for 13 minutes to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene, mixing, putting into a mixing roll, and mixing for 12 minutes at 135 ℃ to prepare a rubber material;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 4 times, and rolling and discharging;
(5) and (4) vulcanizing the material prepared in the step (3) at 290 ℃ for 130 seconds to prepare primary vulcanized silicone rubber, vulcanizing at 250 ℃ for 4 hours for secondary vulcanization, cooling and granulating to prepare a finished product.
Preferably, the strong electric wire has a structure including: the inner layer is a copper single wire, a polytetrafluoroethylene layer is arranged outside the copper single wire, a basalt fiber layer is arranged outside the polytetrafluoroethylene layer, and a galvanized steel strip woven layer is arranged outside the basalt fiber layer.
Preferably, the structure of the weak current electric wire is as follows: the inlayer is the copper core, the copper core is formed by a plurality of copper lines transposition, the copper core is equipped with medium density polyethylene layer outward, medium density polyethylene layer is equipped with the ceramic fiber layer outward, the ceramic fiber layer is equipped with the aluminium foil layer outward.
Preferably, the high-hardness metal vertical rod is made of the following materials: high hardness aluminum alloy.
Preferably, the high-strength fiber cloth is made of the following materials: kevlar fibers.
Claims (8)
1. High wear-resisting umbilical cable for ocean research, including liquid transfer portion, forceful electric power transfer portion, weak electric transfer portion and optical signal transmission portion, characterized by: the liquid conveying part is positioned in the center of the umbilical cable and consists of a plurality of hydraulic pipes, each hydraulic pipe is externally provided with a high-wear-resistant nylon belt, and the high-wear-resistant nylon belt is externally provided with a copper wire braid layer; a water-blocking yarn layer is arranged outside the liquid conveying part; the strong current transmission part is a plurality of strong current wires and is arranged on one side in the water-blocking yarn layer; the weak current transmission part is a plurality of weak current wires and is arranged on the opposite side of the strong current transmission part in the water blocking yarn layer; the optical signal transmission part is a plurality of optical fibers, all the optical fibers are arranged in the sleeve, and the sleeve is also arranged in the water-blocking gauze layer;
the yarn layer that blocks water is equipped with the irradiation crosslinked polyethylene layer outward, the irradiation crosslinked polyethylene layer is equipped with the high silastic-layer that blocks water outward, be equipped with high strength fiber cloth in the high resistant silastic-layer, high strength fiber cloth one side is gone up and is planted a plurality of high rigidity metal vertical bars, and high rigidity metal vertical bar all wears out the high resistant silastic-layer, the high silicon silastic-layer that blocks water is equipped with outward, and high rigidity metal vertical bar is all wrapped up in the high toughness silastic-layer, the high wear-resisting silastic-layer that is equipped with outward of high toughness rubbery-layer.
2. The high abrasion resistance umbilical cable for marine research according to claim 1, wherein: the high-water-resistance silicon rubber layer comprises the following components in parts by mass: 40-60 parts of vinyl silicone rubber, 25-30 parts of high-density polyethylene, 10-20 parts of fluorosilicone rubber, 10-20 parts of fumed silica, 78-5 parts of vulcanizing agent DCBP3 and 2-3 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 8-12 minutes at the temperature of 60-75 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene for mixing, putting the mixture into a mixing roll, and mixing for 10-15 minutes at the temperature of 125-;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 2-5 times, and rolling and discharging;
(4) vulcanizing the material prepared in the step (3) for 90-150 seconds at the temperature of 280-320 ℃ to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 200-260 ℃ for 4-6 hours for secondary vulcanization, and granulating to prepare a finished product after the vulcanization is finished.
3. The high abrasion resistance umbilical cable for marine research according to claim 1, wherein: the high-toughness silicone rubber layer comprises the following components in parts by mass: 30-50 parts of vinyl silicone rubber, 20-30 parts of fluorosilicone rubber, 15-25 parts of high-density polyethylene, 10-20 parts of fumed silica, 3-5 parts of vulcanizing agent DCBP3 and 2-3 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica and low-molecular-weight hydroxyl silicone oil, and stirring for 5-10 minutes at 65-80 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene for mixing, putting the mixture into a mixing roll, and mixing for 12-18 minutes at the temperature of 130-;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 2-5 times, and rolling and discharging;
(4) vulcanizing the material prepared in the step (3) at the temperature of 280-330 ℃ for 110-160 seconds to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 220-260 ℃ for 4-5 hours for secondary vulcanization, cooling and granulating to prepare a finished product.
4. The high abrasion resistance umbilical cable for marine research according to claim 1, wherein: the high-wear-resistance silicon rubber layer comprises the following components in parts by mass: 30-50 parts of vinyl silicone rubber, 15-25 parts of fluorosilicone rubber, 10-20 parts of fumed silica, 8-15 parts of quartz powder, 5-10 parts of high-density polyethylene, 3-5 parts of glass fiber, 2-4 parts of vulcanizing agent DCBP2 and 2-4 parts of low-molecular-weight hydroxyl silicone oil;
the preparation method comprises the following steps:
(1) mixing vinyl silicone rubber, fluorosilicone rubber, fumed silica, quartz powder, glass fiber and low-molecular-weight hydroxyl silicone oil, and stirring for 10-15 minutes at 55-65 ℃ to prepare a mixture for later use;
(2) adding the mixture prepared in the step (1) into high-density polyethylene for mixing, putting the mixture into a mixing roll, and mixing for 10-15 minutes at the temperature of 125-;
(3) adding the rubber material prepared in the step (2) into a vulcanizing agent DCBP (dichlorodiphenyl ethylene) for mixing, placing the mixture into a double roller of an open mill for thin passing for 2-5 times, and rolling and discharging;
(5) vulcanizing the material prepared in the step (3) for 90-150 seconds at the temperature of 280-320 ℃ to prepare primary vulcanized silicone rubber, vulcanizing at the temperature of 240-280 ℃ for 4-5 hours for secondary vulcanization, cooling and granulating to prepare a finished product.
5. The high abrasion resistance umbilical cable for marine research according to claim 1, wherein: the structure of the strong electric wire is as follows: the inner layer is a copper single wire, a polytetrafluoroethylene layer is arranged outside the copper single wire, a basalt fiber layer is arranged outside the polytetrafluoroethylene layer, and a galvanized steel strip woven layer is arranged outside the basalt fiber layer.
6. The high abrasion resistance umbilical cable for marine research according to claim 1, wherein: the structure of the weak current electric wire is as follows: the inlayer is the copper core, the copper core is formed by a plurality of copper lines transposition, the copper core is equipped with medium density polyethylene layer outward, medium density polyethylene layer is equipped with the ceramic fiber layer outward, the ceramic fiber layer is equipped with the aluminium foil layer outward.
7. The high abrasion resistance umbilical cable for marine research according to claim 1, wherein: the high-hardness metal vertical rod is made of the following materials: any one of high-hardness stainless steel, high-hardness aluminum alloy or magnesium alloy.
8. The high abrasion resistance umbilical cable for marine research according to claim 1, wherein: the high-strength fiber cloth is made of the following materials: any one of carbon fiber, silicon carbide fiber or Kevlar fiber.
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| CN209859650U (en) * | 2019-07-17 | 2019-12-27 | 甘涛 | Wear-resistant cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100759629B1 (en) * | 2005-12-16 | 2007-09-17 | 엘에스전선 주식회사 | Data cable for telecommunication having spacer formed on inner surface of jacket |
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| EP3319092A1 (en) * | 2009-10-30 | 2018-05-09 | Aker Solutions AS | Power cable with semiconductive profiles and seawater channels |
| CN103408948A (en) * | 2013-08-09 | 2013-11-27 | 浙江合盛硅业有限公司 | Rubber composition and application thereof |
| WO2015104580A2 (en) * | 2013-12-23 | 2015-07-16 | Technip France | Umbilical |
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Address after: 225009 No. 80 Gaoshu North Road, Hangjiang District, Yangzhou City, Jiangsu Province Applicant after: JIANGSU JIANGYANG SPECIAL CABLE Co.,Ltd. Address before: 225009 Jiangyang cable new building, gaoshu North Road, Hanjiang District, Yangzhou City, Jiangsu Province Applicant before: JIANGSU JIANGYANG SPECIAL CABLE Co.,Ltd. |
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