CN210015729U - Buoy cable for submarine - Google Patents
Buoy cable for submarine Download PDFInfo
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- CN210015729U CN210015729U CN201921136347.3U CN201921136347U CN210015729U CN 210015729 U CN210015729 U CN 210015729U CN 201921136347 U CN201921136347 U CN 201921136347U CN 210015729 U CN210015729 U CN 210015729U
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- cable
- signal line
- buoy
- buoy cable
- line
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model belongs to the technical field of the cable, a buoy cable for submarine is related to, it has solved the great scheduling problem of current buoy cable density. The buoy cable comprises an outer sheath and an inner sheath which are coaxially arranged, a plurality of strands of aramid fiber yarns are arranged between the outer sheath and the inner sheath, each aramid fiber yarn is uniformly distributed in an annular mode by taking the axis of the buoy cable as a center line, a power line used for transmitting current and a signal line used for transmitting signals are arranged in the inner sheath, and the center of gravity formed between the power line and the signal line is arranged on the axis of the buoy cable. Because the aramid fiber yarn is designed between the outer sheath and the inner sheath, the external force applied to the power line and the signal line can be reduced, the overall tensile strength and bending resistance of the floating cable are improved, and meanwhile, compared with a scheme adopting a steel cable, the overall density of the cable can be effectively reduced.
Description
Technical Field
The utility model belongs to the technical field of the cable, a buoy cable for submarine is related to.
Background
Submarine buoy cables are mainly used for connection and communication between a submarine and a buoy, the cables need to bear ultrahigh-strength pulling force under the requirement of limited outer diameter, electrical performance and mechanical performance still remain reliable for a long time under comprehensive working conditions of bending, pulling, twisting and the like, and the density of the cables does not exceed the density of seawater.
In the prior art, a buoy system for a submarine mostly adopts a J6P type steel cable signal cable for a ship, which is produced by a Shanghai cable plant, the cable is reinforced by adopting a steel cable, the cable is hard and heavy, the effective buoyancy of the buoy is reduced, and the steel cable is generally stranded by adopting stainless steel wires to enhance the tensile strength; the wire adopts a tin-plated wire as a conductor, adopts rubber insulation, and is finally sleeved with a rubber outer sheath. However, the structure enables the overall density of the cable to be high, and once the rubber outer sheath of the cable is damaged in the using process, water can permeate the equipment along the cable, so that short-circuit failure occurs to the equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided a buoy cable for submarine, the utility model aims to solve the technical problem that: how to reduce the density of the cable while ensuring the overall strength of the cable.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a buoy cable for submarine, its characterized in that, buoy cable includes outer sheath and interior sheath of coaxial setting, be provided with a plurality of strands of aramid fiber silk between outer sheath and the interior sheath, each aramid fiber silk uses buoy cable's axis to be the well distributed of annular as well as the centre of a line, be provided with the power cord that is used for transmission current and the signal line that is used for transmission signal in the interior sheath, the focus that forms between power cord and the signal line is on buoy cable's axis.
The working principle is as follows: because the aramid fiber yarn is designed between the outer sheath and the inner sheath, the external force applied to the power line and the signal line can be reduced, the overall tensile strength and bending resistance of the floating cable are improved, and meanwhile, compared with a scheme adopting a steel cable, the overall density of the cable can be effectively reduced. And the gravity center formed between the signal line and the power line is on the axis of the buoy cable, so that the condition of local stress concentration when the buoy cable is stressed can be avoided, the abrasion is reduced, and the service life of the buoy cable can be prolonged.
In the submarine buoy cable, the power line and the signal line are sleeved with the insulating layers, and the inner protective layer is filled with water-blocking glue. After the design has the insulating layer, can avoid power cord and signal line to appear the condition of short circuit, after the design has the glue that blocks water, can avoid the sea water to leak and cause the short circuit of circuit.
In the submarine buoy cable, the inner protection layer is sleeved with the polyurethane wrapping tape. The design has the polyurethane band, and it has higher flexibility and resilience, adaptable buoy cable's various operating modes, improves its intensity simultaneously to make buoy cable have better oil resistance, solvent resistance, water proofness simultaneously.
In the submarine buoy cable, the ends of the power line and the signal line are provided with buckles, the end of the other side of the power line and the signal line is provided with a lacing, and the buckles on the power line or the signal line can be buckled with the adjacent lacing on the power line or the signal line. After the ring buckle and the lacing are designed, the arrangement of the power line and the signal line at fixed positions can be ensured, so that the formed center of gravity is ensured to be on the axis of the buoy cable; meanwhile, a certain combination can be formed between the power line and the signal line, and the overall strength is improved.
In the submarine buoy cable, two power lines are adjacently distributed, four signal lines are adjacently distributed, and the outer diameter of each power line is larger than that of each signal line. Two power cords can guarantee that this buoy cable can normal transmission electric current, and 4 signal lines then can satisfy the transmission of all kinds of signals.
In the above buoy cable for submarine, the signal line is formed by twisting 12 signal conductors, and the power line is formed by twisting 7 electrical conductors.
Compared with the prior art, the utility model has the advantages of it is following:
1. because the aramid fiber yarns are designed between the outer sheath and the inner sheath, the external force applied to the power line and the signal line can be reduced, the integral tensile and bending resistance of the floating cable can be improved, and the integral density of the cable can be effectively reduced compared with the scheme adopting the steel cable;
2. after the ring buckle and the lacing are designed, the arrangement of the power line and the signal line at fixed positions can be ensured, so that the formed center of gravity is ensured to be on the axis of the buoy cable; meanwhile, a certain combination can be formed between the power line and the signal line, and the overall strength is improved.
Drawings
Fig. 1 is a schematic structural diagram of the buoy cable.
Fig. 2 is a schematic structural diagram of the power line.
In the figure, 1, an outer sheath; 2. an inner protective layer; 3. aramid fiber filaments; 4. a power line; 5. a signal line; 6. an insulating layer; 7. water-blocking glue; 8. a polyurethane wrapping tape; 9. looping; 10. and a lace.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, the buoy cable comprises an outer sheath 1 and an inner sheath 2 which are coaxially arranged, a plurality of aramid fiber yarns 3 are arranged between the outer sheath 1 and the inner sheath 2, each aramid fiber yarn 3 is annularly and uniformly distributed by taking the axis of the buoy cable as a center line, a power line 4 used for transmitting current and a signal line 5 used for transmitting signals are arranged in the inner sheath 2, and the center of gravity formed between the power line 4 and the signal line 5 is on the axis of the buoy cable.
Preferably, the power line 4 and the signal line 5 are adoptedMade of copper conductor, and preferably oxygen-free copper annealed by grade T1. Wherein two power lines 4 are adjacently distributed, the power lines 4 are formed by twisting 7 electric conductors, phi is 0.3mm, the outer diameter of the conductor is 0.9mm, and the total sectional area is 0.5mm2. The signal lines 5 are arranged adjacently, and the outer diameter of the power line 4 is larger than that of the signal lines 5, specifically, the signal lines 5 are formed by twisting 12 signal conductors, phi is 0.15mm, the outer diameter of the conductor is 0.62mm, and the total cross-sectional area is 0.2mm2。
Preferably, the power line 4 and the signal line 5 are both sleeved with an insulating layer 6, the insulating layer is made of cross-linked polyethylene, the thickness of the insulating layer 6 on the power line 4 is preferably 0.5mm, and the outer diameter of the insulating layer 6 is 1.9 mm; the thickness of the insulating layer 6 on the signal line 5 is preferably 0.3mm, and the outer diameter of the insulating layer 6 is 1.22 mm.
Preferably, the inner protection layer 2 is filled with water-blocking glue 7, and the inner protection layer 2 is sleeved with a polyurethane wrapping tape 8.
As shown in fig. 2, the ends of the power line 4 and the signal line 5 are provided with buckles 9, the other ends of the power line 4 and the signal line 5 are provided with ties 10, and the buckles 9 on the power line 4 or the signal line 5 can be buckled with the ties 10 on the adjacent power line 4 or the signal line 5.
The working principle of the utility model is as follows:
because aramid fiber 3 is designed between the outer sheath 1 and the inner sheath 2, the external force applied to the power line 4 and the signal line 5 can be reduced, the overall tensile strength and bending resistance of the floating cable are improved, and meanwhile, compared with a scheme adopting a steel cable, the overall density of the cable can be effectively reduced.
By adopting the structure, the final outer diameter of the buoy cable can be about 14.7mm, and the density is less than 1.24g/cm3. The minimum bending radius is 150mm, the working load is 18KN, under the working tension, the elongation rate is not more than 0.9%, the integral breaking force is not less than 60KN, the cable core wire can withstand the series experiments of high temperature, low temperature, wet heat, water tightness, deflection and the like, and the outer sheath and the cable core wire cannot relatively slide, so that the phenomena of open circuit and short circuit are not easy to occur.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The utility model provides a buoy cable for submarine, its characterized in that, buoy cable includes outer sheath (1) and interior sheath (2) of coaxial setting, be provided with a plurality of strands of aramid fiber silk (3) between outer sheath (1) and interior sheath (2), each aramid fiber silk (3) are annular evenly distributed as the center line heart with buoy cable's axis, be provided with power cord (4) that are used for transmission current and signal line (5) that are used for transmission signal in interior sheath (2), the focus that forms between power cord (4) and signal line (5) is on buoy cable's axis.
2. The submarine buoy cable according to claim 1, wherein an insulating layer (6) is sleeved outside each of the power line (4) and the signal line (5), and water-blocking glue (7) is filled in the inner sheath layer (2).
3. The submarine buoy cable according to claim 1, wherein a polyurethane tape (8) is sleeved on the inner sheath layer (2).
4. The submarine buoy cable according to claim 1, wherein the ends of the power line (4) and the signal line (5) are provided with buckles (9), the end of the other side of the power line (4) and the signal line (5) is provided with a lacing (10), and the buckles (9) on the power line (4) or the signal line (5) can be buckled with the lacing (10) on the power line (4) or the signal line (5) adjacent to the buckles.
5. The submarine buoy cable according to claim 1, 2, 3 or 4, wherein the power lines (4) are arranged adjacently in two, the signal lines (5) are arranged adjacently in four, and the outer diameter of the power lines (4) is larger than that of the signal lines (5).
6. The submarine buoy cable according to claim 1, 2, 3 or 4, wherein the signal lines (5) are stranded with 12 signal conductors and the power lines (4) are stranded with 7 electrical conductors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136347.3U CN210015729U (en) | 2019-07-19 | 2019-07-19 | Buoy cable for submarine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136347.3U CN210015729U (en) | 2019-07-19 | 2019-07-19 | Buoy cable for submarine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210015729U true CN210015729U (en) | 2020-02-04 |
Family
ID=69319619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921136347.3U Active CN210015729U (en) | 2019-07-19 | 2019-07-19 | Buoy cable for submarine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210015729U (en) |
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2019
- 2019-07-19 CN CN201921136347.3U patent/CN210015729U/en active Active
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