CN218026886U

CN218026886U - High-strength fatigue-resistant steel wire rope of European crane

Info

Publication number: CN218026886U
Application number: CN202220708132.XU
Authority: CN
Inventors: 芮园园
Original assignee: Herui New Material Technology Jiangyin Co ltd
Current assignee: Herui New Material Technology Jiangyin Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-12-13
Anticipated expiration: 2032-03-29

Abstract

The utility model provides a european style hoist high strength antifatigue wire rope, including the wire rope body, the wire rope body comprises inlayer thigh and outer thigh, and the inlayer thigh is forged and beaten by 7 independent compacted interior strand ropes through the system of twisting, and 8 outer strand ropes of outer thigh are woven and twisted with the inlayer thigh as central thigh and are formed, and interior strand rope uses a steel wire as the central line, and 9 steel wires are woven and twisted with fingers around the central line in addition and are formed, and be equipped with interior elasticity heart yearn between central line and the outside 9 steel wires, and interior elasticity heart yearn as the central line is more effective laminating with the steel wire, effectively reduces wearing and tearing between the steel wire, improves fatigue resistance, increase of service life; the outer strand consists of an outer steel wire layer and an outer elastic core wire, the outer elastic core wire serving as a central line is more effectively attached to the steel wires, abrasion among the steel wires is effectively reduced, the fatigue resistance is improved, and the service life is prolonged.

Description

High-strength fatigue-resistant steel wire rope of European crane

Technical Field

The utility model relates to a wire rope technical field especially relates to an antifatigue wire rope of european style hoist high strength.

Background

With the development of the hoisting industry, the steel wire rope applied to the crane has more and more use amount and higher requirements on the quality and the performance of the steel wire rope, and the steel wire rope has stronger tensile strength, fatigue resistance and the like. The existing part of the steel wire rope is simple in structure, a circle is formed by a plurality of strands, the strands are tangent to each other, and the contact area between the strands is small, so that the tensile strength of the steel wire rope is small, the transverse pressure bearing capacity is poor, and the fatigue resistance is low.

Disclosure of Invention

In order to solve the problem, the utility model provides a tired wire rope of european style hoist high strength to solve above-mentioned more definitely the problem.

The utility model discloses a following technical scheme realizes:

the utility model provides a european style hoist high strength antifatigue wire rope, including the wire rope body, the wire rope body comprises inlayer thigh and outer thigh, inlayer thigh is forged by 7 independent compacted interior strand ropes through twisting system and is beaten and form to strand in wherein one is the center thigh, and six strand interior strand ropes are woven around the center thigh and are twisted with fingers and form in addition, interior strand rope comprises interior wire layer and interior elasticity heart yearn, and interior wire layer is woven by 10 steel wires and is twisted with fingers and form, uses a steel wire as the central line, and 9 steel wires are woven around the central line and are twisted with fingers and form in addition, and is equipped with interior elasticity heart yearn between central line and the outside 9 steel wires, outer strand is formed by 8 independent compacted outer strand ropes, and 8 strand outer strand ropes are woven with the inlayer thigh and are twisted with fingers and form, outer strand rope comprises outer wire layer and outer elasticity heart yearn, and outer strand rope is rolled in by the central line by 26 steel wires and is twisted with fingers and form for the central line, and outer strand rope is drawn into special-shaped through the mould.

Furthermore, the inner layer strands are twisted in the same direction from the right, the outer layer strands are twisted in the same direction from the left, and the inner layer strands and the outer layer strands are circumferentially arranged in a staggered manner.

Furthermore, an inner filling strip is arranged in the outer weaving and twisting gap of the inner strand, and the inner filling strip is any one of polyamide elastomer, polyolefin thermoplastic elastomer or polyurethane elastomer.

Furthermore, the inner elastic core wire is a polymer high-molecular core wire, and the polymer high-molecular core wire is selected from any one of nylon-66, nylon-6, polypropylene and the like.

Further, an outer filling strip is arranged in an outer weaving and twisting gap of the outer strand, and the outer filling strip is any one of polyamide elastomer, polyolefin thermoplastic elastomer or polyurethane elastomer.

Furthermore, a filling layer is filled in a weaving and twisting gap between the inner layer strand and the outer layer strand, and the filling layer is any one of polyamide elastomer, polyolefin thermoplastic elastomer or polyurethane elastomer.

Furthermore, the outer elastic core wire is a polymer high-molecular core wire, and the polymer high-molecular core wire is made of any one of nylon-66, nylon-6, polypropylene and the like.

The utility model has the advantages that:

1. in the utility model, the inner strand takes one inner strand as a central strand, the other six inner strands are twisted around the central strand, the outer twisting gap of the inner strand is provided with inner filling strips, the inner filling strips are used for filling the inter-strand gap outside the inner strand, the looseness of the inner strand is effectively prevented, the tensile property of the integral structure of the inner strand of the steel wire is improved, the breaking tensile force is high, and the toughness is good; the outer layer strand is formed by 8 strands of outer strand ropes and weaving and twisting the inner layer strand as a center strand, an outer filling strip is arranged in an outer weaving and twisting gap of the outer strand ropes and used for filling inter-strand gaps outside the outer strand ropes, the outer strand ropes are effectively prevented from being loosened, the tensile property of the whole structure of the steel wire rope body is improved, and the steel wire rope is high in breaking tension and good in toughness;

2. the middle inner strand rope of the utility model takes one steel wire as a central line, and the other 9 steel wires are formed by weaving and twisting around the central line, and an inner elastic core wire is arranged between the central line and the external 9 steel wires, so that the inner elastic core wire as the central line is more effectively attached to the steel wires, the abrasion among the steel wires is effectively reduced, the fatigue resistance is improved, and the service life is prolonged; the outer strand consists of an outer steel wire layer and an outer elastic core wire, the outer elastic core wire serving as a central line is more effectively attached to the steel wires, abrasion among the steel wires is effectively reduced, the fatigue resistance is improved, and the service life is prolonged.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic structural view of the inner strand of the present invention;

fig. 4 is a schematic structural view of the outer strand of the present invention.

In the figure: 1. a steel wire rope body; 2. an inner ply; 201. an inner strand; 2011. an inner wire layer; 2012. an inner elastic core wire; 202. filling the strips; 3. an outer layer strand; 301. an outer strand; 3011. an outer wire layer; 3012. An outer elastic core wire; 302. an outer filler strip; 4. and (5) filling the layer.

Detailed Description

In order to more clearly and completely explain the technical scheme of the present invention, the present invention is further explained with reference to the attached drawings.

Please refer to fig. 1-4, the utility model provides a fatigue-resistant wire rope of european style hoist high strength, including wire rope body 1, wire rope body 1 comprises inlayer thigh 2 and outer thigh 3, inlayer thigh 2 is forged by 7 independent compacted interior thigh ropes 201 through twisting, use one of them interior thigh rope 201 as central thigh, six strand interior thigh ropes 201 are woven around central thigh and are twisted with fingers and form in addition, interior thigh rope 201's outer weaving is twisted with fingers the clearance and is equipped with interior filler bar 202, interior filler bar 202 is polyamide elastomer, any one of them such as polyolefin thermoplastic elastomer or polyurethane elastomer, interior filler bar 202 is used for filling the outside intergang clearance of interior thigh rope 201, effectively prevent that interior thigh rope 201 is loose, improve the tensile property of steel wire thigh 2 overall structure, the breaking tension is high, toughness is good.

Interior thigh rope 201 comprises interior wire layer 2011 and interior elasticity heart yearn 2012, interior wire layer 2011 is compiled by 10 steel wires and twists with fingers and is formed, use a steel wire as the central line, 9 steel wires are compiled around the central line and twist with fingers and form in addition, and be equipped with interior elasticity heart yearn 2012 between central line and the outside 9 steel wires, interior elasticity heart yearn 2012 is polymer heart yearn, nylon-66 is selected for use to polymer heart yearn, nylon-6, arbitrary one of them such as polypropylene, interior elasticity heart yearn 2012 as the central line is more effectual with the steel wire laminating, effectively reduce wearing and tearing between the steel wire, improve fatigue resistance, and prolonged service life.

Outer strand 3 comprises 8 independent compacted outer strand ropes 301 of strand, 8 outer strand ropes 301 use inlayer strand 2 to compile for the central thigh and twist with fingers and form, outer strand ropes 301 compile outward and twist with fingers the clearance and be equipped with outer filler strip 302, outer filler strip 302 is polyamide elastomer, any one of them such as polyolefin thermoplastic elastomer or polyurethane elastomer, outer filler strip 302 is used for filling the outside interfemoral clearance of outer strand ropes 301, effectively prevent outer strand ropes 301 loose, improve 1 overall structure's of steel wire rope body tensile property, the breaking tension is high, toughness is good.

The filling layer 4 is filled in the weaving and twisting gap between the inner layer strand 2 and the outer layer strand 3, the filling layer 4 is any one of polyamide elastomer, polyolefin thermoplastic elastomer or polyurethane elastomer and the like, the tensile property of the whole structure of the steel wire rope body 1 is improved, and the breaking tension is high.

The outer strand rope 301 is composed of an outer steel wire layer 3011 and an outer elastic core wire 3012, the outer steel wire layer 3011 is formed by weaving and twisting 26 steel wires and the outer elastic core wire 3012 serving as a central line, the outer strand rope 301 is rolled and drawn into a special-shaped regular strand through a die, the outer elastic core wire 3012 is a polymer high-molecular core wire, the polymer high-molecular core wire is made of any one of nylon-66, nylon-6, polypropylene and the like, the outer elastic core wire 3012 serving as the central line is more effectively attached to the steel wires, abrasion among the steel wires is effectively reduced, fatigue resistance is improved, and service life is prolonged.

The inner layer strand 2 adopts the same right direction to twist with one another, the outer layer strand 3 adopts the same left direction to twist with one another, and the inner layer strand 2 and the outer layer strand 3 are crisscross form circumference and arrange, have improved wire rope's breaking force and the homogeneity of rope diameter poker greatly.

In the utility model, the inner strand 2 uses one inner strand 201 as a central strand, the other six inner strands 201 are twisted around the central strand, the outer twisting gap of the inner strand 201 is provided with the inner filling strip 202, the inner filling strip 202 is used for filling the inter-strand gap outside the inner strand 201, the looseness of the inner strand 201 is effectively prevented, the tensile property of the whole structure of the inner strand 2 of the steel wire is improved, the breaking tensile force is high, and the toughness is good; outer thigh 3 is twisted with the fingers by 8 outer thigh ropes of 8 strands 301 and is formed as the central thigh with inner thigh 2, and outer twisting with fingers clearance of outer thigh rope 301 is equipped with outer packing strip 302, and outer packing strip 302 is used for filling the clearance between the outer thigh of outer thigh rope 301, effectively prevents outer thigh rope 301 loose, improves 1 overall structure's of steel wire rope body tensile strength, and the broken tension is high, toughness is good.

In the utility model, the middle-inner strand rope 201 takes one steel wire as a central line, and the other 9 steel wires are formed by weaving and twisting around the central line, and an inner elastic core wire 2012 is arranged between the central line and the external 9 steel wires, so that the inner elastic core wire 2012 as the central line is more effectively attached to the steel wires, thereby effectively reducing the abrasion among the steel wires, improving the fatigue resistance and prolonging the service life; the outer strand 301 is composed of an outer steel wire layer 3011 and an outer elastic core wire 3012, the outer elastic core wire 3012 serving as a central line is attached to the steel wires more effectively, abrasion among the steel wires is effectively reduced, fatigue resistance is improved, and the service life is prolonged.

Of course, the present invention can also have other various embodiments, and based on the embodiments, other embodiments obtained by those skilled in the art without any creative work all belong to the protection scope of the present invention.

Claims

1. The utility model provides a european style hoist high strength is able to bear or endure fatigue wire rope, includes wire rope body (1), its characterized in that, wire rope body (1) comprises inlayer thigh (2) and outer thigh (3), inlayer thigh (2) is forged by twisting with fingers 7 independent compacted interior strand rope (201) and is formed to one of them strand interior strand rope (201) is central thigh, and six other strands of interior strand rope (201) are woven with fingers around central thigh and are formed, interior strand rope (201) comprises interior wire layer (2011) and interior elasticity heart yearn (2012), and interior wire layer (2011) is woven with fingers by 10 steel wires and is formed, uses a steel wire as the central line, and 9 steel wires are woven with fingers around the central line in addition, and is equipped with between central line and the outside 9 steel wires interior elasticity heart yearn (2012), outer thigh (3) is formed by 8 independent compacted outer strand rope strands (301), and 8 outer strand rope (301) is woven with inlayer strand rope (2) and is twisted with fingers with inner strand rope as the central line, outer strand rope (3011) is formed by regular external wire strand rope, and outer strand rope (3011), and draw the outer strand rope (3012) and form by outer elasticity heart yearn (3012).

2. A high strength fatigue steel wire rope according to claim 1, wherein the inner layer strands (2) are co-twisted in the right direction, the outer layer strands (3) are co-twisted in the left direction, and the inner layer strands (2) and the outer layer strands (3) are circumferentially arranged in a staggered manner.

3. A high strength fatigue-resistant steel wire rope for an european crane according to claim 1, wherein the inner strand (201) has an inner filler strip (202) at the outer lay gap, and the inner filler strip (202) is any one of polyamide elastomer, polyolefin thermoplastic elastomer or polyurethane elastomer.

4. The high-strength fatigue-resistant steel wire rope for the European crane according to claim 1, wherein the inner elastic core wire (2012) is a polymer core wire, and the polymer core wire is made of any one of nylon-66, nylon-6 and polypropylene.

5. A high strength fatigue steel wire rope according to claim 1, wherein the outer lay wire (301) has an outer filler strip (302) in the outer lay gap, and the outer filler strip (302) is any one of polyamide elastomer, polyolefin thermoplastic elastomer or polyurethane elastomer.

6. A high strength fatigue steel wire rope according to claim 1, wherein the braiding gap between the inner layer strand (2) and the outer layer strand (3) is filled with a filler layer (4), and the filler layer (4) is any one of polyamide elastomer, polyolefin thermoplastic elastomer or polyurethane elastomer.

7. The high-strength fatigue-resistant steel wire rope of the European crane according to claim 1, wherein the outer elastic core wire (3012) is a polymer core wire, and the polymer core wire is selected from any one of nylon-66, nylon-6 and polypropylene.