CN210015714U - High-strength composite cable for underwater robot - Google Patents
High-strength composite cable for underwater robot Download PDFInfo
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- CN210015714U CN210015714U CN201921016712.7U CN201921016712U CN210015714U CN 210015714 U CN210015714 U CN 210015714U CN 201921016712 U CN201921016712 U CN 201921016712U CN 210015714 U CN210015714 U CN 210015714U
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Abstract
The utility model discloses a high-strength composite cable for underwater robots, wherein four shielding type power transmission cables, two shielding type control cables, two signal transmission optical fiber units and three liquid conveying pipes are arranged at the outer side of a middle buoyancy tube at intervals in sequence to form a cable core, and an ethylene propylene diene monomer insulating layer, a galvanized aluminum-magnesium alloy wire braided shielding layer, a first tensile reinforcing core rod formed by mixing and twisting two layers of aramid fiber ropes and tinned steel wires, a waterproof canvas wrapping layer and a heat-resistant corrosion-resistant polyurethane elastomer outer sheath are sequentially wrapped at the outer side of the cable core; the utility model has reasonable structural design, and the four power transmission conductors and the two signal control shielded cables are respectively wrapped with a layer of halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin to form an insulated wire core; the material is safe and environment-friendly, and has the advantages of heat resistance, water resistance, corrosion resistance and light specific gravity. The long-term service temperature of 150 ℃ has the advantage of large current-carrying capacity, the cross section of the conductor can be reduced, and the overall weight of the cable is reduced.
Description
Technical Field
The utility model relates to a river, lake, marine underwater robot cable technical field especially relate to a high strength composite cable for underwater robot.
Background
At present, the cables used on water and under water comprise wind energy cables, cables used for oil platforms, underwater robot cables, submarine cables and the like. The domestic rate of the products in China is always low, and the import proportion is more than 50%. In the products, the global level is higher in Europe and America, and the level in Japan and Korea in other Asian countries is also higher. Most of domestic products of the type depend on import, and particularly, the cables of the underwater robot basically depend on import, so that the development of the field in China is greatly restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high strength composite cable for underwater robot in order to compensate the defect of prior art.
The utility model discloses a realize through following technical scheme:
a high-strength composite cable for underwater robots comprises a middle buoyancy tube, wherein four shielding type power transmission cables, two shielding type control cables, two signal transmission optical fiber units and three liquid conveying tubes are sequentially arranged on the outer side of the middle buoyancy tube at intervals to form a cable core, an ethylene propylene diene monomer insulating layer, a galvanized aluminum-magnesium alloy wire braided shielding layer, a first tensile reinforcing core rod formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires, a waterproof canvas wrapping layer and a heat-resistant corrosion-resistant polyurethane elastomer outer sheath are sequentially coated on the outer side of the cable core; the shielding type power transmission cable comprises a first conductor, wherein a first heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulation layer is coated on the outer side of the first conductor, a first tinned soft copper wire braided shielding layer, a second tensile reinforcing core rod formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires and a first heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer are sequentially coated on the outer side of the first conductor after the first conductor is stranded; the shielding type control cable comprises a second conductor, wherein a second heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulation layer is coated on the outer side of the second conductor, a second tinned soft copper wire braided shielding layer, a third tensile reinforcing core rod formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires and a second heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer are sequentially coated on the outer side of the seven conductors after the seven conductors are stranded; the signal transmission optical fiber unit is a central beam tube type optical cable, a central optical fiber is sleeved in a loose tube, a waterproof compound is filled in the loose tube, a water-blocking material filling layer, a double-faced plastic-coated steel band longitudinal covering layer, a tensile reinforcement core rod four and a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer sheath layer three are sequentially coated outside the loose tube, the tensile reinforcement core rod four is formed by mixing and twisting two layers of aramid fiber ropes and tinned steel wires, and a water-blocking material is added between the steel band and the loose tube to ensure the compactness and longitudinal; the liquid conveying pipe is a stainless steel pipe which is wrapped with spiral threads, and is externally extruded with a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer IV, and is mainly used for collecting liquid for an underwater robot or providing a transmission channel underwater on water.
The first conductor is twisted by adopting tinned soft copper wires, and the first conductor structure is a 5-class conductor structure with the thickness of 6mm2The conductor with the lower section adopts a bundle wire of 6mm2The conductor with the cross section adopts a structure of bundling wires firstly and then twisting the wires repeatedly, and the weaving density of the first tinned soft copper wire braided shielding layer is not less than 80%.
The second conductor is twisted by adopting tinned soft copper wires, the structure of the second conductor is a 5-class conductor, the second conductor adopts disposable bundled wires, and the weaving density of the tinned soft copper wire braided shielding layer is not less than 85%.
The central optical fiber model is A1b, 50/125um, 8 cores of core number.
The wall thickness of the liquid conveying pipe is 1.2 mm.
The middle buoyancy tube is a large-diameter aluminum alloy interlocking tube, and the outer side of the middle buoyancy tube is coated with a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer five.
The utility model has the advantages that: the utility model has reasonable structural design, and the four power transmission conductors and the two signal control shielded cables are respectively wrapped with a layer of halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin to form an insulated wire core; the material is safe and environment-friendly, and has the advantages of heat resistance, water resistance, corrosion resistance and light specific gravity. The long-term use temperature of 150 ℃ has the advantage of large current-carrying capacity, the cross section of a conductor can be reduced, and the overall weight of the cable is reduced;
the three conveying pipes are stainless steel pipes which are spirally banded, and are externally extruded with heat-resistant, corrosion-resistant, halogen-free, low-smoke and flame-retardant polyolefin elastomer sheaths, and the spiral stainless steel pipes have the performances of high strength, wear resistance, corrosion resistance, flexibility and the like;
the middle buoyancy tube is a large-diameter aluminum alloy interlocking tube, and a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer sheath layer is coated outside the middle buoyancy tube, so that necessary buoyancy is provided for the cable, and the damage of the cable caused by the self weight of the cable is reduced. In addition, the large-diameter aluminum alloy interlocking pipe is adopted, and the self weight is more than 5 times lighter than that of steel materials with the same thickness.
The tensile reinforcing core rod formed by twisting the double-layer aramid fiber rope and the tinned steel wire in a mixed manner is wound outside the power transmission unit, the shielding control unit, the optical cable unit and the cable core in a gapless manner, so that the tensile reinforcing core rod is light in weight and good in flexibility, the tensile strength is 2 times that of the steel wire, the weight of the cable is lighter than that of a similar product by more than one third, the length of the cable reaches more than 3000m, and the integrity of the cable is kept.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a structural view of a shielded power transmission cable.
Fig. 3 is a structural view of a shielded control cable.
Fig. 4 is a structural view of a signal transmission fiber unit.
Detailed Description
As shown in fig. 1, 2, 3 and 4, a high-strength composite cable for underwater robots comprises a middle buoyancy tube 1, wherein four shielding type power transmission cables 2, two shielding type control cables 3, two signal transmission optical fiber units 4 and three liquid conveying tubes 5 are sequentially arranged on the outer side of the middle buoyancy tube 1 at intervals to form a cable core, an ethylene propylene diene monomer insulating layer 6, a galvanized aluminum-magnesium alloy wire braided shielding layer 7, a tensile reinforcing core rod I8 formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires, a waterproof canvas wrapping layer 9 and a heat-resistant corrosion-resistant polyurethane elastomer outer sheath 10 are sequentially coated on the outer side of the cable core; the shielding type power transmission cable 2 comprises a conductor I11, a heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulation layer I12 is coated on the outer side of the conductor I11, five conductors I11 are stranded and then sequentially coated with a tinned soft copper wire braided shielding layer I13, a tensile reinforcing core rod II 14 formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires and a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer I15; the shielding type control cable 3 comprises a second conductor 16, a second heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulation layer 17 is coated on the outer side of the second conductor 16, a second tinned soft copper wire braided shielding layer 18, a third tensile reinforcing core rod 19 formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires and a second heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer 20 are sequentially coated on the outer side of the seven second conductors after the seven second conductors are stranded; the signal transmission optical fiber unit 4 is a central beam tube type optical cable, a central optical fiber 21 is sleeved in a loose tube 22, a waterproof compound 23 is filled in the loose tube 22, a waterproof material filling layer 24, a double-sided plastic-coated steel strip longitudinal cladding layer 25, a tensile reinforced core rod four 26 formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires and a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer sheath three 27 are sequentially coated outside the loose tube 22; the liquid conveying pipe 5 is a stainless steel pipe which is wrapped with a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer IV 28 by a spiral thread.
The first conductor 11 is stranded by adopting tinned soft copper wires, and the first conductor structure is a 5-class conductor structure with the thickness of 6mm2The conductor with the lower section adopts a bundle wire of 6mm2The conductor with the cross section adopts a structure of bundling wires firstly and then twisting the wires repeatedly, and the weaving density of the first tinned soft copper wire braided shielding layer is not less than 80%.
The second conductor 16 is stranded by adopting tinned soft copper wires, the second conductor is a 5-class conductor in structure, the second conductor adopts disposable bundled wires, and the weaving density of the tinned soft copper wire braided shielding layer II is not less than 85%.
The central optical fiber 21 model is A1b, 50/125um, 8 cores.
The wall thickness of the liquid conveying pipe 5 is 1.2 mm.
1. Four power transmission cables: and transmitting the electric energy to the underwater detector.
2. Two signal control shielded cables: and transmitting the control signal of the mother ship on the water surface and the sensor data of the underwater production system.
3. Two optical fiber units: the underwater detector is responsible for uploading various information such as images and audio signals acquired by the underwater detector to the measurement and control ship, then the measurement and control ship analyzes and researches the various information, and the measurement and control ship downloads the various information to the detector through optical fibers.
4. The three conveying pipes provide hydraulic channels for controlling the underwater production system, chemical agent pipelines required by oil and gas field development and the like.
5. One buoyancy tube is a large-diameter aluminum alloy interlocking tube, provides necessary buoyancy for the cable, and reduces the damage of the cable caused by the self weight of the cable.
6. The strength member of the tensile reinforcement core rod formed by twisting the aramid fiber ropes and the tinned steel wires in a mixed mode adopts the strength member formed by twisting the aramid fiber ropes and the tinned steel wires as a tensile layer, so that the weight is light, the tensile strength is 2 times that of the steel wires, the weight of the cable is more than one third of that of similar products, the length of the cable reaches more than 3000m, and the integrity of the cable is kept.
The whole cable is light, soft and easy to bend, the tensile strength is high, the length of the cable reaches more than 3000m, the cable keeps good performance, and the designed cable meets the requirements of deep sea use.
Claims (6)
1. The utility model provides a high strength composite cable for underwater robot which characterized in that: the cable comprises a middle buoyancy tube, wherein four shielding type power transmission cables, two shielding type control cables, two signal transmission optical fiber units and three liquid conveying tubes are sequentially arranged on the outer side of the middle buoyancy tube at intervals to form a cable core, an ethylene propylene diene monomer insulating layer, a galvanized aluminum-magnesium alloy wire braided shielding layer, a first tensile reinforcing core rod formed by mixing and twisting two layers of aramid fiber ropes and tinned steel wires, a waterproof canvas wrapping layer and a heat-resistant corrosion-resistant polyurethane elastomer outer sheath are sequentially coated on the outer side of the cable core; the shielding type power transmission cable comprises a first conductor, wherein a first heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulation layer is coated on the outer side of the first conductor, a first tinned soft copper wire braided shielding layer, a second tensile reinforcing core rod formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires and a first heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer are sequentially coated on the outer side of the first conductor after the first conductor is stranded; the shielding type control cable comprises a second conductor, wherein a second heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulation layer is coated on the outer side of the second conductor, a second tinned soft copper wire braided shielding layer, a third tensile reinforcing core rod formed by mixing and stranding two layers of aramid fiber ropes and tinned steel wires and a second heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer are sequentially coated on the outer side of the seven conductors after the seven conductors are stranded; the signal transmission optical fiber unit is a central beam tube type optical cable, a central optical fiber is sleeved in a loose tube, a waterproof compound is filled in the loose tube, and a waterproof material filling layer, a double-sided plastic-coated steel band longitudinal covering layer, a tensile reinforcement core rod IV formed by mixing and stranding two layers of aramid fiber ropes and a tinned steel wire and a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer sheath III are sequentially coated outside the loose tube; the liquid conveying pipe is a stainless steel pipe which is wrapped with a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer IV through a spiral thread.
2. The high-strength composite cable for underwater robots according to claim 1, characterized in that: the first conductor is twisted by adopting tinned soft copper wires, and the first conductor structure is a 5-class conductor structure with the thickness of 6mm2The conductor with the lower section adopts a bundle wire of 6mm2The conductor with the cross section adopts a structure of bundling wires firstly and then twisting the wires repeatedly, and the weaving density of the first tinned soft copper wire braided shielding layer is not less than 80%.
3. The high-strength composite cable for underwater robots according to claim 1, characterized in that: the second conductor is twisted by adopting tinned soft copper wires, the structure of the second conductor is a 5-class conductor, the second conductor adopts disposable bundled wires, and the weaving density of the tinned soft copper wire braided shielding layer is not less than 85%.
4. The high-strength composite cable for underwater robots according to claim 1, characterized in that: the central optical fiber model is A1b, 50/125um, 8 cores of core number.
5. The high-strength composite cable for underwater robots according to claim 1, characterized in that: the wall thickness of the liquid conveying pipe is 1.2 mm.
6. The high-strength composite cable for underwater robots according to claim 1, characterized in that: the middle buoyancy tube is a large-diameter aluminum alloy interlocking tube, and the outer side of the middle buoyancy tube is coated with a heat-resistant corrosion-resistant halogen-free low-smoke flame-retardant polyolefin elastomer protective layer five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016712.7U CN210015714U (en) | 2019-07-02 | 2019-07-02 | High-strength composite cable for underwater robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016712.7U CN210015714U (en) | 2019-07-02 | 2019-07-02 | High-strength composite cable for underwater robot |
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| CN210015714U true CN210015714U (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921016712.7U Active CN210015714U (en) | 2019-07-02 | 2019-07-02 | High-strength composite cable for underwater robot |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110197740A (en) * | 2019-07-02 | 2019-09-03 | 东方交联电力电缆有限公司 | A kind of underwater robot high-strength composite cable |
| CN112259286A (en) * | 2020-09-28 | 2021-01-22 | 江苏华能电缆股份有限公司 | Novel optical fiber sensing detection cable with good stability |
-
2019
- 2019-07-02 CN CN201921016712.7U patent/CN210015714U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110197740A (en) * | 2019-07-02 | 2019-09-03 | 东方交联电力电缆有限公司 | A kind of underwater robot high-strength composite cable |
| CN110197740B (en) * | 2019-07-02 | 2024-03-15 | 东方交联电力电缆有限公司 | High-strength composite cable for underwater robot |
| CN112259286A (en) * | 2020-09-28 | 2021-01-22 | 江苏华能电缆股份有限公司 | Novel optical fiber sensing detection cable with good stability |
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