阅读说明：本技术 一种用于航标锚系系统的复合缆绳及其制作方法 (Composite cable for navigation mark anchoring system and manufacturing method thereof ) 是由 姜润喜 宋炳涛 张樱花 邱延平 沈明 方文青 于 2020-05-27 设计创作，主要内容包括：本发明提出了一种用于航标锚系系统的复合缆绳,包括纤维支撑芯及与纤维支撑芯复合为一体的保护套；所述纤维支撑芯包括被纤维绳皮紧密包裹的单根纤维绳股或多根平行集束的纤维绳芯,所述纤维绳皮由相同数量的Z捻向绳皮股线和S捻向绳皮股线编织成型,所述纤维绳芯包括多根Z捻向绳芯股线和S捻向绳芯股线,所述纤维绳股包括交互编织的多根Z捻向绳芯绳股和S捻向绳芯绳股,所述绳芯绳股包括交互编织的多根Z捻向纤维绳芯和S捻向纤维绳芯。本发明的复合缆绳线密度小、断裂强度高,可以作为与航标链接钢制锚链的替代品,几乎可以免维护,耐磨、耐切割的保护套可保护内部纤维支撑芯免受侵害,并可防止水、泥和生物附着等对绳体的损伤。(The invention provides a composite cable for a navigation mark anchoring system, which comprises a fiber support core and a protective sleeve, wherein the protective sleeve is compounded with the fiber support core into a whole; the fiber support core comprises a single fiber rope strand or a plurality of parallel bundled fiber rope cores which are tightly wrapped by a fiber rope sheath, the fiber rope sheath is formed by weaving the same number of Z-direction rope sheath strands and S-direction rope sheath strands, the fiber rope core comprises a plurality of Z-direction rope core strands and S-direction rope core strands, the fiber rope strands comprise a plurality of Z-direction rope core strands and S-direction rope core strands which are woven in an alternating mode, and the rope core rope strands comprise a plurality of Z-direction fiber rope cores and S-direction fiber rope cores which are woven in an alternating mode. The composite mooring rope has small linear density and high breaking strength, can be used as a substitute of a steel anchor chain linked with a navigation mark, can almost avoid maintenance, and can protect an internal fiber supporting core from being damaged by a wear-resistant and cutting-resistant protective sleeve and prevent water, mud, organism adhesion and the like from damaging the rope body.)

1. A composite mooring line for a fairway buoy mooring system, comprising: comprises a fiber supporting core and a protective sleeve which is compounded with the fiber supporting core into a whole; the fiber support core comprises a single fiber rope strand or a plurality of parallel bundled fiber rope cores which are tightly wrapped by a fiber rope sheath, the fiber rope sheath is formed by weaving the same number of Z-direction rope sheath strands and S-direction rope sheath strands, the fiber rope core comprises a plurality of Z-direction rope core strands and S-direction rope core strands, the fiber rope strands comprise a plurality of Z-direction rope core strands and S-direction rope core strands which are woven in an alternating mode, and the rope core rope strands comprise a plurality of Z-direction fiber rope cores and S-direction fiber rope cores which are woven in an alternating mode.

2. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the mass content of the fiber rope skin is less than or equal to 20% of that of the fiber supporting core, the mass content of the fiber supporting core is greater than or equal to 60% of that of the composite cable rope, and the mass content of the protective sleeve is less than or equal to 40% of that of the composite cable rope.

3. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the ratio of the thickness of the protective sleeve to the diameter of the fiber support core is 0.1-0.5.

4. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the protective sleeve is a flexible, wear-resistant, water-resistant and cutting-resistant material piece, and the temperature resistance range of the protective sleeve is-30 ℃ to-80 ℃.

5. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the fiber rope skin and the fiber rope core are made of the same material, and the number of the rope skin strands of the fiber rope skin comprises 48 strands, 64 strands and 96 strands.

6. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the elongation percentage of the fiber support core and the protective sleeve is 20%, and the tensile strength of the protective sleeve is more than or equal to 15 MPa.

7. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the protective sleeve is tightly compounded with the fiber supporting core through extrusion molding or coating or cladding, is coated by rubber, and is vulcanized at 60-120 ℃ for 1-12 hours.

8. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the rope core folded yarn of the fiber rope core is prepared by primarily twisting and secondarily twisting rope core fibers, wherein the twist of the primarily twisted rope core is 40-90 twists/meter, and the twist of the secondarily twisted rope core is 30-80 twists/meter; the rope core fiber is polyester fiber, polyamide fiber, polypropylene fiber, polyethylene fiber or ultrahigh molecular weight polyethylene fiber.

9. A composite wire rope for a fairway buoy mooring system as claimed in claim 1, wherein: the rope skin folded yarn of the fiber rope skin is prepared by primarily twisting rope skin fibers, and the twist of the primary twist is 20-50 twists/m; the rope sheath fiber is polyester fiber, polyamide fiber, polypropylene fiber, polyethylene fiber or ultrahigh molecular weight polyethylene fiber.

10. A method for manufacturing a composite cable for a navigation mark anchoring system is characterized by comprising the following steps: the method comprises the following steps:

the method comprises the following steps: doubling and primarily twisting a plurality of rope core fibers to obtain a plurality of Z-twisting-direction rope core folded yarns and S-twisting-direction rope core folded yarns in the same quantity, doubling and secondarily twisting a plurality of rope core folded yarns in the same direction to obtain Z-twisting-direction fiber rope cores and S-twisting-direction fiber rope cores in the same quantity, wherein the twist of the primary twisting is 40-90 twists/m, and the twist of the secondary twisting is 30-80 twists/m;

step two: selecting a plurality of Z-direction or S-direction fiber rope cores, doubling and twisting to obtain a plurality of Z-direction or S-direction rope core strands, setting the twist to be 50 twists/meter, or selecting a plurality of Z-direction fiber rope cores and S-direction fiber rope cores to bundle into a bundling core; a plurality of rope sheath fibers are selected for doubling and primary twisting to respectively obtain rope sheath compound yarns with the same quantity in Z twisting direction and S twisting direction, and the twist of the primary twisting is 20-50 twists/m;

step three: feeding the rope sheath strand wires in the Z-twisting direction and the S-twisting direction and the bundling core or the rope core strand wires in the Z-twisting direction or the S-twisting direction into a braiding machine for braiding to obtain a fiber supporting core;

step four: and selecting a coating material which is compounded with the fiber support core into a whole to coat, vulcanizing at 60-120 ℃, and forming a protective sleeve for 1-12 hours to compound the fiber support core and the coating material to obtain the composite mooring rope.

Technical Field

The invention relates to a composite mooring rope for a navigation mark anchoring system and a manufacturing method thereof, belonging to the technical field of fiber ropes.

Background

The buoy is a navigation mark floating on the water surface, and is anchored at a designated position to mark the range of a navigation channel, indicate shoals, obstacles or represent a water surface navigation aid mark for special purposes. The buoy is most in the navigation mark, is widely applied and is arranged at the position where the fixed navigation mark is difficult or not suitable to be arranged.

The anchoring system is an important component of the navigation mark, for example, the length of the anchoring system of the deep sea observation buoy can reach several kilometers, in order to control the weight of the anchoring system, the existing anchoring system adopts a chain and cable mixed structure form, a steel chain is adopted at the lower part of the anchoring system, a fiber cable is used as a main anchoring system part in the middle of the anchoring system, and an anchoring cable is adopted at the upper anchoring system part of the anchoring system, namely 0-1000 meters underwater. For example, the anchoring system of the shallow sea observation buoy can also adopt a chain and cable mixed structure form, the lower part of the anchoring system adopts a steel chain, and the upper anchoring part of the anchoring system, namely the part 0-1000 m underwater, adopts an anchoring cable.

At present, most anchor chains of the navigation mark anchoring system use marine anchor chain steel as a main raw material, the steel anchor chain has high quality, is easy to corrode and short in service life, generally needs to be replaced and maintained for about two years, is extremely inconvenient to use, and greatly increases the cost.

Disclosure of Invention

In order to solve the technical problems, the technical proposal is that the composite cable for the navigation mark anchoring system and the manufacturing method thereof,

a composite cable for a navigation mark anchoring system comprises a fiber support core and a protective sleeve which is compounded with the fiber support core into a whole; the fiber support core comprises a single fiber rope strand or a plurality of parallel bundled fiber rope cores which are tightly wrapped by a fiber rope sheath, the fiber rope sheath is formed by weaving the same number of Z-direction rope sheath strands and S-direction rope sheath strands, the fiber rope core comprises a plurality of Z-direction rope core strands and S-direction rope core strands, the fiber rope strands comprise a plurality of Z-direction rope core strands and S-direction rope core strands which are woven in an alternating mode, and the rope core rope strands comprise a plurality of Z-direction fiber rope cores and S-direction fiber rope cores which are woven in an alternating mode.

Preferably, the mass content of the fiber rope skin is less than or equal to 20% of the mass content of the fiber supporting core, the mass content of the fiber supporting core is greater than or equal to 60% of the mass content of the composite cable rope, and the mass content of the protective sleeve is less than or equal to 40% of the mass content of the composite cable rope.

Preferably, the ratio of the thickness of the protective sheath to the diameter of the fiber support core is from 0.1 to 0.5.

Preferably, the protective sleeve is a flexible, wear-resistant, water-resistant and cutting-resistant material piece, and the temperature resistance range of the protective sleeve is-30 ℃ to-80 ℃.

Preferably, the fiber rope skin and the fiber rope core are made of the same material, and the number of the rope skin strands of the fiber rope skin comprises 48 strands, 64 strands and 96 strands.

Preferably, the elongation of the fiber support core and the protective sleeve is 20%, and the tensile strength of the protective sleeve is greater than or equal to 15 MPa.

Preferably, the protective sleeve is tightly compounded with the fiber supporting core through extrusion molding or coating or cladding, and the protective sleeve is covered by rubber and vulcanized at 60-120 ℃ for 1-12 hours.

Preferably, the rope core folded yarn of the fiber rope core is prepared by primarily twisting and secondarily twisting rope core fibers, wherein the twist of the primarily twisted rope core is 40-90 twists/m, and the twist of the secondarily twisted rope core is 30-80 twists/m; the rope core fiber is polyester fiber, polyamide fiber, polypropylene fiber, polyethylene fiber or ultrahigh molecular weight polyethylene fiber.

Preferably, the skin folded yarn of the fiber skin is prepared by primarily twisting skin fibers, and the twist of the primary twist is 20-50 twists/m; the rope sheath fiber is polyester fiber, polyamide fiber, polypropylene fiber, polyethylene fiber or ultrahigh molecular weight polyethylene fiber.

A method of making a composite rope for a fairway buoy mooring system, comprising the steps of:

the method comprises the following steps: doubling and primarily twisting a plurality of rope core fibers to obtain a plurality of Z-twisting-direction rope core folded yarns and S-twisting-direction rope core folded yarns in the same quantity, doubling and secondarily twisting a plurality of rope core folded yarns in the same direction to obtain Z-twisting-direction fiber rope cores and S-twisting-direction fiber rope cores in the same quantity, wherein the twist of the primary twisting is 40-90 twists/m, and the twist of the secondary twisting is 30-80 twists/m;

step two: selecting a plurality of Z-direction or S-direction fiber rope cores, doubling and twisting to obtain a plurality of Z-direction or S-direction rope core strands, setting the twist to be 50 twists/meter, or selecting a plurality of Z-direction fiber rope cores and S-direction fiber rope cores to bundle into a bundling core; a plurality of rope sheath fibers are selected for doubling and primary twisting to respectively obtain rope sheath compound yarns with the same quantity in Z twisting direction and S twisting direction, and the twist of the primary twisting is 20-50 twists/m;

step three: feeding the rope sheath strand wires in the Z-twisting direction and the S-twisting direction and the bundling core or the rope core strand wires in the Z-twisting direction or the S-twisting direction into a braiding machine for braiding to obtain a fiber supporting core;

step four: and selecting a coating material which is compounded with the fiber support core into a whole to coat, vulcanizing at 60-120 ℃, and forming a protective sleeve for 1-12 hours to compound the fiber support core and the coating material to obtain the composite mooring rope.

The composite mooring rope has small linear density and high breaking strength, can be used as a substitute of a steel anchor chain linked with a navigation mark, can almost avoid maintenance, and can protect an internal fiber supporting core from being damaged by a wear-resistant and cutting-resistant protective sleeve and prevent water, mud, organism adhesion and the like from damaging the rope body.

Drawings

FIG. 1 is a schematic representation of the construction of a composite cable for a fairway buoy mooring system in accordance with the present invention.

Figure 2 is a cross-sectional view of a composite cable for a fairway buoy mooring system in accordance with the present invention.

In the figure: 1. a fiber support core; 11. a fiber rope core; 12. fiber rope skins; 2. and (6) a protective sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 and 2, a composite cable for a navigation mark anchoring system comprises a fiber support core 1 and a protective sleeve 2 which is compounded with the fiber support core 1 into a whole; the fiber support core 1 comprises a single fiber rope strand or a plurality of parallel fiber rope cores 11 tightly wrapped by a fiber rope sheath 12, the fiber rope sheath 12 is formed by weaving the same number of Z-direction rope sheath strands and S-direction rope sheath strands, the fiber rope core 11 comprises a plurality of Z-direction rope core strands and S-direction rope core strands, the plurality of Z-direction rope core strands and the S-direction rope core strands are bundled in parallel to form the fiber rope core 11, the fiber rope strand comprises a plurality of Z-direction rope core strands and S-direction rope core strands which are woven alternately, and the rope core rope strands comprise a plurality of Z-direction fiber rope cores and S-direction fiber rope cores 11 which are woven alternately. The strength of the composite cable is provided primarily by the fiber support core, and the composite cable may serve as the upper anchorage connection portion of the anchorage system.

The mass content of the fiber rope sheath 12 is less than or equal to 20% of that of the fiber supporting core 1, the mass content of the fiber supporting core 1 is greater than or equal to 60% of that of the composite cable rope, and the mass content of the protective sleeve 2 is less than or equal to 40% of that of the composite cable rope. The ratio of the thickness of the protective sleeve 2 to the diameter of the fiber support core 1 is 0.1-0.5. The protective sleeve 2 is a flexible, wear-resistant, water-resistant and cutting-resistant material, and the temperature resistance range of the protective sleeve is-30 ℃ to-80 ℃. The protective sleeve 2 is tightly compounded with the fiber supporting core 1 through extrusion molding or coating or cladding, the protective sleeve 2 is cladded by rubber, and is vulcanized at the temperature of 60-120 ℃ for 1-12 hours.

The fiber rope skin 12 and the fiber rope core 11 are made of the same material, and the number of the rope skin strands of the fiber rope skin 12 comprises 48 strands, 64 strands and 96 strands.

The elongation of the fiber support core 1 and the protective sleeve 2 is 20%, and the tensile strength of the protective sleeve 2 is more than or equal to 15 MPa. The protective sleeve 2 can be properly changed along with the processes of stretching, shrinking, deforming and the like of the fiber support core 1 in the processes of stretching, shrinking, deforming and the like of the composite cable, so that a good shape and structure are kept, and the cutting and friction damage to the cable in the advancing process of the ship can be effectively reduced. The thickness of the protective sheath 2, which is usually made of rubber, polyurethane, etc. and is flexible, wear-resistant, water-resistant, and cut-resistant, is determined according to the diameter of the fiber support core, and generally, the thickness of the protective sheath 2 is not greater than the radius of the fiber support core 1, so that the performance of the protective sheath is matched with that of the fiber support core 1, and the fiber support core 1 can be protected from being seriously deformed and losing the recovery capability, and no additional resistance is brought to the deformation process.

The rope core folded yarn of the fiber rope core 11 is prepared by primarily twisting and secondarily twisting rope core fibers, wherein the twist of the primarily twisted rope core is 40-90 twists/meter, and the twist of the secondarily twisted rope core is 30-80 twists/meter; the rope core fiber is polyester fiber, polyamide fiber, polypropylene fiber, polyethylene fiber or ultrahigh molecular weight polyethylene fiber.

The rope skin folded yarn of the fiber rope skin 12 is made of rope skin fibers through primary twisting, and the twist of the primary twisting is 20-50 twists/m; the rope sheath fiber is polyester fiber, polyamide fiber, polypropylene fiber, polyethylene fiber or ultrahigh molecular weight polyethylene fiber.

A method of making a composite rope for a fairway buoy mooring system, comprising the steps of:

the method comprises the following steps: doubling and primarily twisting a plurality of rope core fibers to obtain a plurality of Z-twisting-direction rope core folded yarns and S-twisting-direction rope core folded yarns in the same quantity, doubling and secondarily twisting a plurality of rope core folded yarns in the same direction to obtain Z-twisting-direction fiber rope cores and S-twisting-direction fiber rope cores 11 in the same quantity, wherein the twist of the primary twisting is 40-90 twists/m, and the twist of the secondary twisting is 30-80 twists/m;

step two: selecting a plurality of Z-twist or S-twist fiber rope cores 11 for doubling and twisting to obtain a plurality of Z-twist or S-twist rope core strands, setting the twist to be 50 twists/meter, or selecting a plurality of Z-twist fiber rope cores 11 and S-twist fiber rope cores 11 to be bundled into a bundling core; a plurality of rope sheath fibers are selected for doubling and primary twisting to respectively obtain rope sheath compound yarns with the same quantity in Z twisting direction and S twisting direction, and the twist of the primary twisting is 20-50 twists/m;

step three: feeding the sheath strand wires in the Z-twisting direction and the S-twisting direction and the bundling core or the rope core strand wires in the Z-twisting direction or the S-twisting direction into a braiding machine for braiding to obtain a fiber support core 1;

step four: and selecting a coating material which is compounded with the fiber support core 1 into a whole to coat, vulcanizing at 60-120 ℃, and forming the protective sleeve 2 for 1-12 hours, so that the fiber support core 1 and the coating material are compounded to obtain the composite mooring rope.