CN218951835U - Special wire rope for port and ship machinery - Google Patents

Abstract

The utility model discloses a special steel wire rope for ports and ship machinery, which comprises a steel wire rope main body, wherein the steel wire rope main body comprises a central strand and eight outer strands, the eight outer strands are uniformly wrapped and twisted on the outer side of the central strand, the central strand comprises a main core body and eight reinforcing strands, and the eight reinforcing strands are uniformly wrapped and twisted on the outer side of the main core body. The utility model has the advantages that: the outer strand is woven by a steel wire core and eighteen third steel wire packages, it possesses better elasticity for the wire rope main part possesses higher intensity, and the center strand comprises main core and enhancement strand, eight enhancement strand packages twist braid in the outside of main core, and strengthen strand and outer strand adoption opposite twist direction, make wire rope main part structure more stable, the power that the outer strand produced when buckling can be acted on the enhancement strand, outer strand receives the effort that revolves to opposite direction with the enhancement strand, thereby reduce the effort that acts on the main core, thereby can effectually prolong the life of wire rope main part.

Description

Special wire rope for port and ship machinery

Technical Field

The utility model relates to the technical field of steel wire ropes, in particular to a special steel wire rope for port and ship machinery.

Background

The steel wire rope is a spiral steel wire bundle formed by twisting steel wires with mechanical properties and geometric dimensions meeting the requirements together according to a certain rule, and consists of steel wires, a rope core and lubricating grease. The steel wire rope is a spiral rope which is formed by twisting multiple layers of steel wires into strands and then taking a rope core as the center. In a materials handling machine, for lifting, pulling, tensioning and carrying. The steel wire rope has high strength, light dead weight, stable work, difficult sudden whole breakage and reliable work. In order to ensure that the rope can sink when the rope is placed on the sea, a steel wire rope is usually used for ensuring the weight, so that the rope can sink to the sea for normal use.

Since the rope used in ports or ships generally needs to lift or pull a heavy object, publication No. CN201190245Y discloses a special steel wire rope for ports and ship machinery, which comprises a central strand, the periphery of the central strand surrounds six peripheral strands, and the central strand has six protruding parts which are respectively contacted with the six peripheral strands. In the utility model, more metal contact surfaces are arranged between the steel wires, the pressure distribution on the steel wires is improved, and the steel wires are manufactured by utilizing high-strength high-toughness steel wires, so that the advantages of wear resistance, high breakage, long service life and the like are achieved.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a special steel wire rope for port and ship machinery.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the special wire rope for the port and the ship machinery comprises a wire rope main body, wherein the wire rope main body comprises a central strand and eight outer strands, the eight outer strands are uniformly wrapped and twisted on the outer side of the central strand, the central strand comprises a main core body and eight reinforcing strands, the eight reinforcing strands are uniformly wrapped and twisted on the outer side of the main core body, the outer strands comprise a wire core and eighteen third wires, and the eighteen third wires are uniformly wrapped and twisted on the outer side of the wire core.

Preferably, the outer side of the main core is provided with a natural fiber core, which is wrapped around the outer side of the main core.

Preferably, the reinforcement strand comprises a reinforcement core, the outer side of which is wrapped with eight first steel wires and the outer side of which is wrapped with eight second steel wires.

Preferably, the diameter of the first steel wire is 4.06mm, and the diameter of the second steel wire is 7.02mm.

Preferably, the diameter of the wire core and the diameter of the third wire are both 4.06mm.

The beneficial effects of the utility model are as follows:

through setting up center strand and eight outer strands, eight outer strands package twist in the outside of center strand, outer strands are woven by a wire core and eighteen third wire package twists, it possesses better elasticity, make the wire rope main part possess higher intensity, and center strand comprises main core and enhancement strand, eight enhancement strand package twist weave in the outside of main core, and strengthen strand and outer strand adoption opposite twist direction, make wire rope main part structure more stable, the external strand can act on the enhancement strand at the power that produces when buckling, outer strand receives the effort that revolves to opposite direction with the enhancement strand, thereby reduce the effort that acts on the main core, thereby can effectually prolong the life of wire rope main part.

Drawings

FIG. 1 is a cross-sectional view of a steel cord body of the present utility model;

FIG. 2 is a cross-sectional view of the center strand of the present utility model;

FIG. 3 is a cross-sectional view of a reinforcing core of the present utility model;

fig. 4 is a cross-sectional view of the outer strand of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1-4, the special steel wire rope for harbour and ship machinery provided by the utility model comprises a steel wire rope main body 1, wherein the steel wire rope main body 1 comprises a central strand 11 and eight outer strands 12, the eight outer strands 12 are uniformly wrapped and twisted on the outer side of the central strand 11, the central strand 11 comprises a main core 111 and eight reinforcing strands 113, the eight reinforcing strands 113 are uniformly wrapped and twisted on the outer side of the main core 111, the outer strands 12 comprise a steel wire core 121 and eighteen third steel wires 122, the eighteen third steel wires 122 are uniformly wrapped and twisted on the outer side of the steel wire core 121, the eight outer strands 12 are wrapped and twisted on the outer side of the central strand 11 through arranging the central strand 11 and the eight outer strands 12, the outer strands 12 are wrapped and twisted by one steel wire core 121 and eighteen third steel wires 122, the special steel wire rope main body 1 has better elasticity, the central strand 11 is composed of the main core 111 and the eight reinforcing strands 113, the eight reinforcing strands 113 are wrapped and twisted on the outer side of the main core 111, and the reinforcing strands 113 are twisted on the outer side of the main core 111, the reinforcing strands 12 and the outer strands 12 are twisted on the outer side of the main core 12, and the main body 12 are opposite to the main body, so that when the outer strands 12 are twisted, the main body 1 is stressed, the service life of the special steel wire rope is prolonged, and the special for the special steel wire rope is produced.

The outside of main core 111 is provided with natural fiber core 112, and natural fiber core 112 package twists in the outside of main core 111, and natural fiber core 112 sets up between strengthening strand 113 and main core 111, and natural fiber core 112 can store lubricating grease, plays the effect of lubrication to wire rope main part 1 to the life of extension wire rope main part 1.

The reinforcing strand 113 comprises a reinforcing core 1131, eight first steel wires 1132 are wrapped and twisted on the outer side of the reinforcing core 1131, eight second steel wires 1133 are wrapped and twisted on the outer side of the first steel wires 1132, and the reinforcing strand 113 is formed by wrapping and twisting the reinforcing core 1131, the first steel wires 1132 and the second steel wires 1133, so that the reinforcing strand 113 has higher strength, and a better protection effect can be achieved on the inner side of the main core 111.

The diameter of the first steel wire 1132 is 4.06mm, the diameter of the second steel wire 1133 is 7.02mm, the first steel wire 1132 is a No. eight steel wire, the second steel wire 1133 is a No. one steel wire, the first steel wire 1132 and the second steel wire 1133 are opposite in twisting direction, and the stress performance is better.

The diameters of the steel wire core 121 and the third steel wire 122 are 4.06mm, the steel wire core 121 and the third steel wire 122 are eight steel wires, eighteen third steel wires 122 are twisted on the surface of the steel wire core 121, the surface of the steel wire core 121 is divided into two layers, six third steel wires 122 are twisted on the outer side of the steel wire core 121, twelve third steel wires 122 are twisted on the outer side of the six third steel wires 122, and the opposite twisting directions are adopted, so that the stress performance of the outer strand 12 is greatly improved.

Working principle: through setting up center strand 11 and eight outer strands 12, eight outer strands 12 package twist in the outside of center strand 11, outer strands 12 is by a steel wire core 121 and eighteen third steel wires 122 package twist weave, it possesses better elasticity for wire rope main part 1 possesses higher intensity, and center strand 11 comprises main core 111 and enhancement strand 113, eight enhancement strands 113 package twist weave in the outside of main core 111, and enhancement strand 113 adopts opposite twist with outer strand 12, make wire rope main part 1 structure more stable, the external strand 12 can act on enhancement strand 113 at the power that produces when buckling, outer strand 12 receives the opposite effort of rotation with enhancement strand 113, thereby reduce the effort that acts on main core 111, thereby can effectually prolong wire rope main part 1's life.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The special wire rope of harbour and marine machinery, including wire rope main part (1), its characterized in that: the steel wire rope comprises a steel wire rope body (1) and eight outer strands (12), wherein the eight outer strands (12) are uniformly wrapped and twisted on the outer side of the steel wire rope body (11), the steel wire rope body (1) comprises a main core body (111) and eight reinforcing strands (113), the eight reinforcing strands (113) are uniformly wrapped and twisted on the outer side of the main core body (111), the outer strands (12) comprise a steel wire core (121) and eighteen third steel wires (122), and the eighteen third steel wires (122) are uniformly wrapped and twisted on the outer side of the steel wire core (121).

2. The steel wire rope dedicated for port and marine machinery according to claim 1, wherein: the outer side of the main core body (111) is provided with a natural fiber core (112), and the natural fiber core (112) is wrapped and twisted on the outer side of the main core body (111).

3. The steel wire rope dedicated for port and marine machinery according to claim 1, wherein: the reinforcing strand (113) comprises a reinforcing core (1131), wherein eight first steel wires (1132) are wrapped and twisted on the outer side of the reinforcing core (1131), and eight second steel wires (1133) are wrapped and twisted on the outer side of the first steel wires (1132).

4. A harbor and marine machinery specific wire rope according to claim 3, wherein: the diameter of the first steel wire (1132) is 4.06mm, and the diameter of the second steel wire (1133) is 7.02mm.

5. The steel wire rope dedicated for port and marine machinery according to claim 1, wherein: the diameters of the steel wire core (121) and the third steel wire (122) are 4.06mm.

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