CN112102989A - Water surface floating cable with large buoyancy and high stability - Google Patents
Water surface floating cable with large buoyancy and high stability Download PDFInfo
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- CN112102989A CN112102989A CN202010986617.0A CN202010986617A CN112102989A CN 112102989 A CN112102989 A CN 112102989A CN 202010986617 A CN202010986617 A CN 202010986617A CN 112102989 A CN112102989 A CN 112102989A
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- layer
- buoyancy
- water surface
- outer protective
- protective layer
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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
- H01B7/12—Floating cables
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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
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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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
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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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- 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
- H01B7/2813—Protection against damage caused by electrical, chemical or water tree deterioration
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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
- H01B7/2825—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
- H01B9/00—Power cables
- H01B9/006—Constructional features relating to the conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
- H01B9/024—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients composed of braided metal wire
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Abstract
The invention provides a water surface floating cable with large buoyancy and high stability, which comprises an outer protective layer, a buoyancy foaming layer, a stretch-proofing layer, a shielding layer, a filling layer, an inner sheath, a wire core conductor, a traction silk thread and a distance fluorescent sticker, wherein the buoyancy foaming layer is filled between the outer protective layer and the stretch-proofing layer; the shielding layer is arranged on the inner side of the tensile layer; the filling layer is filled in gaps among the shielding layer, the inner sheath and the traction silk threads; the core conductor is embedded in the inner sheath. The invention can float on the water surface, enhances the buoyancy and stability performance by combining the floating ball body, and has good waterproof performance, and the PUR or TP rubber layer has higher mechanical strength; the cable core conductor is corrosion-resistant, acid and alkali-resistant, and the core conductor is twisted to the pair setting for two, and heart yearn transposition stable in structure, good transmission function, resistant bending stroke distance is long, can be used to the high-speed occasion that removes.
Description
Technical Field
The invention belongs to the technical field of power cables, and particularly relates to a large-buoyancy high-stability water surface floating cable.
Background
With the development of ocean resources, the zero-buoyancy cable is more widely applied. The zero-buoyancy cable is mainly used for a control signal line of an underwater robot or underwater equipment, the conventional (sea) water-proof cable can sink in (sea) water due to the fact that the density of the (sea) water-proof cable is larger than the underwater density, and the floating cable for the buoy has small density and certain buoyancy, so that the operation accuracy of the underwater equipment is seriously influenced. The buoyancy cable is mainly used for electrical connection between equipment and is required to work in an underwater environment. According to the signal transmission requirement, the signal control line can be composed of stranded single core, multi-core and multiple pairs of core wires in different combinations; according to the requirement of isolation, the shielding forms can be single-layer shielding, single 2-layer shielding, single-layer total shielding, 2-layer total shielding and the like; the cable can be in the form of a longitudinal underwater robot cable and a transverse sealing form according to the use requirement.
In addition, the invention provides a novel floating cable with the Chinese patent publication number of CN105989916A, which comprises a bearing wire core, wherein a first water-blocking sealing layer is arranged outside the bearing wire core. However, the existing water surface floating cable also has the problems that the buoyancy is small, the stability is not high enough, and the transmission effect is influenced by easy breaking in the using process.
Therefore, the invention is very necessary to invent the water surface floating cable with large buoyancy and high stability.
Disclosure of Invention
In order to solve the technical problems, the invention provides a large-buoyancy high-stability water surface floating cable, which aims to solve the problems that the existing water surface floating cable is not stable enough due to small buoyancy and is easy to break in the using process to influence the transmission effect. A water surface floating cable with large buoyancy and high stability comprises an outer protective layer, a buoyancy foaming layer, an anti-stretching layer, a shielding layer, a filling layer, an inner sheath, a core conductor, a traction silk thread and a distance fluorescent sticker, wherein the buoyancy foaming layer is filled between the outer protective layer and the anti-stretching layer; the shielding layer is arranged on the inner side of the tensile layer; the filling layer is filled in gaps among the shielding layer, the inner sheath and the traction silk threads; the core conductor is embedded in the inner sheath.
Preferably, the distance fluorescent sticker strips are respectively sprayed on the outer surface of the outer protective layer.
Preferably, the outer surface of the outer protective layer is sleeved with a fixed sleeve; the outer protective layer and the fixed sleeve are provided with jacking screws for jacking and fixing; the upper end and the lower end of the fixed sleeve are integrally injected with floating spheres; the upper part of the floating ball body is provided with an inflating nozzle.
Preferably, the outer protective layer is a special seawater-proof PUR or TP rubber layer; the diameter of the outer protective layer is set to be 0.035D +1.0, and the minimum sheath thickness of the protective layer is not less than 1.4 mm.
Preferably, the thickness of the inner sheath is set to 0.50-0.80 mm.
Preferably, the shielding layer is a tinned copper wire braid layer with the density of more than 85%.
Preferably, the conductor of the wire core is a twisted wire core of a finely twisted bundle of oxygen-free copper wires or an anti-corrosion tinned copper wire bundle; the core conductors are arranged in twisted pairs.
Preferably, the stretch-resistant layer is a mixed layer of polyester yarn fiber and high-strength tensile Kevlar bulletproof yarn.
Preferably, the traction silk thread is a fine twisted steel wire.
Preferably, the buoyancy foaming layer is a low-density polyethylene layer, and the foaming degree of the buoyancy foaming layer is 30-40%.
Preferably, the bending resistance of the core conductor is set at the outer diameter of the 5X cable; rated voltage of the core conductor is set at 0.6/1 kilovolt; the waterproof performance of the outer protective layer is set to be no water penetration at the depth of 400 m.
Preferably, the floating ball is an elliptical PUR plastic ball.
Preferably, the filling layer is a mixed layer of a buoyancy foaming material and an insulating non-woven fabric.
Compared with the prior art, the invention has the beneficial effects that:
the large-buoyancy high-stability water surface floating cable can float on the water surface, the buoyancy and stability are enhanced by combining the floating ball, the cable has good waterproof performance, and the PUR or TP rubber layer has higher mechanical strength; the cable core is corrosion-resistant, acid-resistant and alkali-resistant, the core conductors are arranged in a twisted pair manner, the core wire twisting structure is stable, the transmission function is good, the bending stroke resistance distance is long, and the cable core can be used in high-speed moving occasions; therefore, the cable can meet the requirements of frequent bending, water resistance and friction breakage prevention in the using process.
Drawings
FIG. 1 is a schematic structural view in section in the forward direction of the present invention.
Fig. 2 is a schematic structural view of a top view portion of the present invention.
Fig. 3 is a structural schematic diagram of a top cross-sectional portion of the present invention.
In the figure:
1. an outer protective layer; 2. a buoyant foaming layer; 3. a stretch resistant layer; 4. a shielding layer; 5. a filling layer; 6. an inner sheath; 7. a core conductor; 8. drawing the silk thread; 9. distance fluorescent sticker; 10. fixing a sleeve; 11. jacking the screw tightly; 12. a floating ball body; 13. an air charging nozzle.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in fig. 1 to 3, the invention provides a water surface floating cable with large buoyancy and high stability, which comprises an outer protective layer 1, a buoyancy foaming layer 2, a stretch-proof layer 3, a shielding layer 4, a filling layer 5, an inner sheath 6, a core conductor 7, a traction silk thread 8 and a distance fluorescent sticker 9, wherein the buoyancy foaming layer 2 is filled between the outer protective layer 1 and the stretch-proof layer 3; the shielding layer 4 is arranged on the inner side of the anti-stretching layer 3; the filling layer 5 is filled in gaps between the shielding layer 4 and the inner sheath 6 and between the shielding layer and the traction silk threads 8; the core conductor 7 is embedded in the inner sheath 6; in the above embodiment, specifically, the distance fluorescent sticker 9 is respectively sprayed on the outer surface of the outer protective layer 1; the outer surface of the outer protective layer 1 is sleeved with a fixed sleeve 10; the outer protective layer 1 and the fixed sleeve 10 are provided with jacking screws 11 for jacking and fixing; the upper end and the lower end of the fixed sleeve 10 are integrally injected with floating spheres 12; the upper part of the floating ball body 12 is provided with an inflating nozzle 13.
In the above embodiment, specifically, the outer protective layer 1 specifically uses a seawater-proof special material PUR; the thickness of the outer protective layer 1 is set to be 0.80 mm.
In the above embodiment, specifically, the thickness of the inner sheath 6 is set to 0.50 mm.
In the above embodiment, specifically, the shielding layer 4 specifically uses a braided layer of tin-plated copper wire with a density of 85%.
In the above embodiment, specifically, the core conductor 7 is a finely twisted bundle of oxygen-free copper wires; the core conductors 7 are arranged in twisted pairs.
In the above embodiment, specifically, the stretch-resistant layer 3 is a mixed layer of polyester yarn fiber and high-strength tensile kevlar bulletproof yarn, and the mixing ratio is 1:1.
In the above embodiment, specifically, the traction wire 8 is a fine twisted steel wire.
In the above embodiment, specifically, the buoyancy foaming layer 2 is a low density polyethylene layer, and the foaming degree thereof is 30%.
In the above embodiment, specifically, the bending resistance of the core conductor 7 is set at 5X10 mm; the rated voltage of the core conductor 7 is set at 0.6/1 kilovolt; the waterproof performance of the outer protective layer 1 is set to be no water penetration at the depth of 400 m.
In the above embodiment, the buoyant sphere 12 is an elliptical PUR plastic sphere.
In the above embodiment, specifically, the filling layer 5 is a mixed layer of a buoyancy foaming material and an insulating non-woven fabric, and the mixing ratio is 1: 2.
Example 2:
as shown in fig. 1 to 3, the invention provides a water surface floating cable with large buoyancy and high stability, which comprises an outer protective layer 1, a buoyancy foaming layer 2, a stretch-proof layer 3, a shielding layer 4, a filling layer 5, an inner sheath 6, a core conductor 7, a traction silk thread 8 and a distance fluorescent sticker 9, wherein the buoyancy foaming layer 2 is filled between the outer protective layer 1 and the stretch-proof layer 3; the shielding layer 4 is arranged on the inner side of the anti-stretching layer 3; the filling layer 5 is filled in gaps between the shielding layer 4 and the inner sheath 6 and between the shielding layer and the traction silk threads 8; the core conductor 7 is embedded in the inner sheath 6.
In the above embodiment, specifically, the distance fluorescent sticker 9 is respectively sprayed on the outer surface of the outer protective layer 1.
In the above embodiment, specifically, the outer surface of the outer protective layer 1 is sleeved with the fixing sleeve 10; the outer protective layer 1 and the fixed sleeve 10 are provided with jacking screws 11 for jacking and fixing; the upper end and the lower end of the fixed sleeve 10 are integrally injected with floating spheres 12; the upper part of the floating ball body 12 is provided with an inflating nozzle 13.
In the above embodiment, specifically, the outer protective layer 1 specifically uses a TP rubber layer which is a seawater-proof special material; the thickness of the outer protective layer 1 is set to be 1.4 mm.
In the above embodiment, specifically, the thickness of the inner sheath 6 is set to 0.80 mm.
In the above embodiment, specifically, the shielding layer 4 specifically uses a braided layer of a tinned copper wire with a density of 90%.
In the above embodiment, specifically, the core conductor 7 is a twisted core of a corrosion-resistant tinned copper wire bundle, which is twisted into a bundle; the core conductors 7 are arranged in twisted pairs.
In the above embodiment, specifically, the stretch-resistant layer 3 is a mixed layer of polyester yarn fiber and high-strength tensile kevlar bulletproof yarn, and the mixing ratio is 1: 1.5.
In the above embodiment, specifically, the traction wire 8 is a fine twisted steel wire.
In the above embodiment, specifically, the buoyant foaming layer 2 is a low-density polyethylene layer, and the degree of foaming is 35%.
In the above embodiment, specifically, the bending resistance of the core conductor 7 is set at the outer diameter of the cable of 5X15 mm; the rated voltage of the core conductor 7 is set at 0.6/1 kilovolt; the waterproof performance of the outer protective layer 1 is set to be no water penetration at the depth of 400 m.
In the above embodiment, the buoyant sphere 12 is an elliptical PUR plastic sphere.
In the above embodiment, specifically, the filling layer 5 is a mixture layer of a buoyancy foaming material and an insulating non-woven fabric, and the mixing ratio is 2: 1.
Principle of operation
When the floating ball is used, the floating ball can float on the water surface, the buoyancy and stability are enhanced by combining the floating ball body 12, and meanwhile, the floating ball has good waterproof performance, and the PUR or TP rubber layer has higher mechanical strength; corrosion-resistant, acid and alkali-resistance, sinle silk conductor 7 is twisted pair to setting, and heart yearn transposition stable in structure, good transmission function, resistant crooked stroke distance is long, can be used to the high-speed occasion that removes.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The water surface floating cable with the large buoyancy and high stability is characterized by comprising an outer protective layer (1), a buoyancy foaming layer (2), a stretch-resistant layer (3), a shielding layer (4), a filling layer (5), an inner sheath (6), a core conductor (7), a traction silk thread (8) and a distance fluorescent sticker (9), wherein the buoyancy foaming layer (2) is filled between the outer protective layer (1) and the stretch-resistant layer (3); the shielding layer (4) is arranged on the inner side of the anti-stretching layer (3); the filling layer (5) is filled in gaps among the shielding layer (4), the inner sheath (6) and the traction silk threads (8); the core conductor (7) is embedded in the inner sheath (6).
2. The large buoyancy high stability water surface floating cable according to claim 1, wherein the distance fluorescent strips (9) are respectively sprayed on the outer surface of the outer protective layer (1).
3. The large buoyancy high stability water surface floating cable according to claim 1, wherein the outer surface of the outer protective layer (1) is sleeved with a fixing sleeve (10); the outer protective layer (1) and the fixed sleeve (10) are provided with jacking screws (11) for jacking and fixing; the upper end and the lower end of the fixed sleeve (10) are integrally injected with floating spheres (12); the upper part of the floating ball body (12) is provided with an inflating nozzle (13).
4. The large buoyancy high stability water surface floating cable according to claim 1, wherein the outer protective layer (1) is made of special seawater-proof material PUR or TP rubber layer; the minimum sheath thickness of the outer protective layer (1) is not less than 1.4 mm.
5. The high buoyancy high stability surface floating cable according to claim 1, wherein the inner sheath (6) is provided with a thickness of 0.50-0.80 mm.
6. The large buoyancy high stability water surface floating cable according to claim 1, wherein the shielding layer (4) is a tinned copper wire braid with a density of more than 85%.
7. The large-buoyancy high-stability water surface floating cable according to claim 1, wherein the core conductor (7) is a finely stranded oxygen-free copper wire or an anti-corrosion tinned copper wire stranded core; the core conductors (7) are arranged in twisted pairs.
8. The high buoyancy high stability surface floating cable according to claim 1, wherein the tensile resistant layer (3) is a mixture of polyester yarn fiber and high strength tensile Kevlar bulletproof silk.
9. The high buoyancy high stability water surface floating cable according to claim 1, wherein the buoyancy foaming layer (2) is a low density polyethylene layer with a foaming degree of 30-40%.
10. The large buoyancy high stability water surface floating cable according to claim 1, wherein the bending resistance of the core conductor (7) is set at 5X outer diameter of the cable; rated voltage of the core conductor (7) is set at 0.6/1 kilovolt; the waterproof performance of the outer protective layer (1) is set to be no water penetration at the depth of 400 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010986617.0A CN112102989A (en) | 2020-09-18 | 2020-09-18 | Water surface floating cable with large buoyancy and high stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010986617.0A CN112102989A (en) | 2020-09-18 | 2020-09-18 | Water surface floating cable with large buoyancy and high stability |
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| Publication Number | Publication Date |
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| CN112102989A true CN112102989A (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010986617.0A Pending CN112102989A (en) | 2020-09-18 | 2020-09-18 | Water surface floating cable with large buoyancy and high stability |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112735655A (en) * | 2020-12-22 | 2021-04-30 | 中天科技海缆股份有限公司 | Ocean towing cable |
| CN114267479A (en) * | 2021-12-30 | 2022-04-01 | 江苏永鼎盛达电缆有限公司 | Photoelectric composite cable for monitoring floating in annular inner support |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1146319A (en) * | 1966-12-19 | 1969-03-26 | United Carr Inc | Co-axial cable |
| CN108320856A (en) * | 2017-12-13 | 2018-07-24 | 江苏兴达知识产权服务有限公司 | A kind of Oversea wind power generation light power cable |
| CN210984322U (en) * | 2019-12-13 | 2020-07-10 | 上海谦恒电气有限公司 | Flexible distortion-resistant waterproof floating cable |
-
2020
- 2020-09-18 CN CN202010986617.0A patent/CN112102989A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1146319A (en) * | 1966-12-19 | 1969-03-26 | United Carr Inc | Co-axial cable |
| CN108320856A (en) * | 2017-12-13 | 2018-07-24 | 江苏兴达知识产权服务有限公司 | A kind of Oversea wind power generation light power cable |
| CN210984322U (en) * | 2019-12-13 | 2020-07-10 | 上海谦恒电气有限公司 | Flexible distortion-resistant waterproof floating cable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112735655A (en) * | 2020-12-22 | 2021-04-30 | 中天科技海缆股份有限公司 | Ocean towing cable |
| CN112735655B (en) * | 2020-12-22 | 2023-06-27 | 中天科技海缆股份有限公司 | Marine towing rope |
| CN114267479A (en) * | 2021-12-30 | 2022-04-01 | 江苏永鼎盛达电缆有限公司 | Photoelectric composite cable for monitoring floating in annular inner support |
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Application publication date: 20201218 |
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| RJ01 | Rejection of invention patent application after publication |