CN218404830U - High-strength steel wire rope of crane - Google Patents
High-strength steel wire rope of crane Download PDFInfo
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- CN218404830U CN218404830U CN202221975978.6U CN202221975978U CN218404830U CN 218404830 U CN218404830 U CN 218404830U CN 202221975978 U CN202221975978 U CN 202221975978U CN 218404830 U CN218404830 U CN 218404830U
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- steel wire
- wire rope
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- thigh
- strand
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 117
- 239000010959 steel Substances 0.000 title claims abstract description 117
- 210000000689 upper leg Anatomy 0.000 claims abstract description 45
- 238000001125 extrusion Methods 0.000 claims abstract description 22
- 238000005299 abrasion Methods 0.000 claims abstract 3
- 229920001778 nylon Polymers 0.000 claims description 16
- 239000002131 composite material Substances 0.000 claims description 12
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 238000010070 extrusion (rubber) Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 110
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 3
- 239000006173 Good's buffer Substances 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 235000006708 antioxidants Nutrition 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 238000005246 galvanizing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005007 materials handling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
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Abstract
The utility model provides a hoist high strength wire rope, the setting of the inlayer thigh that it contains is when having guaranteed wire rope tensile strength, still makes it have better pliability, the corresponding weight that has alleviateed wire rope. The fan-shaped outer layer strands ensure that the steel wire rope is higher in tightness and not easy to loosen, and the bearing capacity is improved. Simultaneously under the effect of second wearing layer, wire rope surface abrasion resistance has been improved greatly, and, under the cooperation of second wearing layer and resistant extrusion layer, when the second wearing layer receives extrusion wear, utilize the good elasticity performance of resistant extrusion layer, can provide good shock-absorbing capacity to the second wearing layer, greatly reduced second wearing layer's degree of wear, simultaneously, if make the second wearing layer by wearing and tearing, first wearing layer also can provide better antifriction ability for wire rope, make inside thigh obtain the abundant protection. Therefore, the high-strength steel wire rope of the crane has the advantages of high flexibility and tensile strength, good torsion resistance and the like.
Description
Technical Field
The utility model relates to a wire rope correlation technique field especially relates to a hoist high strength wire rope.
Background
The steel wire rope is a spiral steel wire bundle formed by twisting steel wires with mechanical property and geometric dimension meeting requirements together according to a certain rule, and consists of the steel wires, a rope core and lubricating grease. The steel wire rope is a spiral rope which is formed by twisting a plurality of layers of steel wires into strands, and then twisting a certain number of strands by taking a rope core as a center. Typically in materials handling machines for such applications as lifting, pulling, tensioning and carrying. The crane steel wire rope is used for hoisting operation of a crane, and the existing crane steel wire rope has the defects of insufficient structural stability, wear resistance, breaking tensile strength and the like, so that the service life of the crane steel wire rope is short, the crane steel wire rope is difficult to ensure during use, and the market value is relatively low.
SUMMERY OF THE UTILITY MODEL
In view of the above circumstances, the utility model aims to provide a structure is reliable and stable more, long service life's hoist high strength wire rope.
The utility model provides a hoist high strength wire rope, its includes a central thigh, stranded inlayer thigh, the fan-shaped outer thigh of stranded, many reinforcing steel wires and a inoxidizing coating, the stranded even package of inlayer thigh is twisted with fingers the outside of central thigh, the stranded the even package of fan-shaped outer thigh is twisted with fingers the outside of inlayer thigh, reinforcing steel wire fills set up in central thigh and two clearance between the inlayer thigh, the inoxidizing coating contains from interior to exterior cladding in a first wearing layer, an extrusion-resistant layer and a second wearing layer in the fan-shaped outer thigh outside, wherein, the inlayer thigh include stranded steel wire inlayer thigh and with the compound inlayer thigh of stranded nylon steel wire that steel wire inlayer thigh crisscross set up.
Preferably, the outer sides of the central strand, the inner layer strand and the fan-shaped outer layer strand are coated with zinc plating layers. Utilize the galvanizing coat can play fine anti-oxidant and wear-resisting effect to wire rope, also can reduce the damage that the friction between the thigh caused when reinforcing the life-span of strand, and then reinforcing wire rope's life.
Preferably, the fan-shaped outer layer strands comprise a plurality of outer layer strand inner layer thin steel wires with fan-shaped sections after being twisted, and a plurality of outer layer strand middle thin steel wires, a plurality of outer layer strand middle steel wires and a plurality of outer layer strand thick steel wires which are twisted outside the outer layer strand inner layer thin steel wires from inside to outside.
Preferably, the central strand comprises a central steel wire and a plurality of outer layer steel wires twisted outside the central steel wire.
Preferably, the steel wire inner layer strand comprises 1 inner layer center steel wire, 10 inner layer thin steel wires, 5 inner layer middle thin steel wires and 10 inner layer thick steel wires; the 5 inner layer thin steel wires are wrapped and twisted on the inner layer center steel wire, the outer layer of the inner layer thin steel wire is wrapped and twisted with 5 inner layer middle thin steel wires and 5 inner layer thin steel wires in a staggered mode, and the 10 inner layer thick steel wires are symmetrically wrapped and twisted on the outermost side.
Preferably, the compound inlayer thigh of nylon steel wire contains a central nylon fiber core and from interior to exterior package twists with fingers in many compound inlayer thigh inlayer steel wires, many second nylon fiber cores and many compound inlayer thigh outer steel wires in the central nylon fiber core outside.
Preferably, the inner strands are twisted in the opposite direction to the central strands. The opposite direction of twist makes the contact stress that reduces between the inlayer thigh and the center thigh, makes wire rope possess more excellent rotation resistance performance simultaneously, reduces the loose condition of wire rope appearance.
Preferably, the extrusion-resistant layer is an elastic rubber extrusion-resistant layer.
Preferably, the second wear-resistant layer is a polyurethane wear-resistant layer, and an outer surface of the polyurethane wear-resistant layer is formed as a corrugated surface. The corrugated surface structure enables the steel wire rope to have excellent wear resistance, and meanwhile, the steel wire rope can effectively buffer the extrusion force of the outside to the wear-resistant layer.
Preferably, the first wear-resistant layer is a composite ceramic wear-resistant layer.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides a hoist high strength wire rope, it includes a central thigh, stranded inlayer thigh, the fan-shaped outer thigh of stranded, many enhancement steel wire and an inoxidizing coating. The inner layer strand is arranged, so that the tensile strength of the steel wire rope is guaranteed, the steel wire rope has good flexibility, and the weight of the steel wire rope is correspondingly reduced. The arrangement of the fan-shaped outer layer strands ensures that the steel wire rope is higher in tightness and not easy to loosen, and the bearing capacity is improved. And the inoxidizing coating contains first wearing layer, resistant extrusion layer and second wearing layer, under the effect of second wearing layer, wire rope surface wear resistance has been improved greatly, and, under the cooperation of second wearing layer and resistant extrusion layer, when the second wearing layer receives extrusion wear, utilize the good elasticity performance of resistant extrusion layer, can provide good buffer performance to the second wearing layer, greatly reduced second wearing layer's degree of wear, and simultaneously, if make the second wearing layer by wearing and tearing, first wearing layer also can provide better antifriction ability for wire rope, make inside thigh obtain fully protected. Therefore, the high-strength steel wire rope of the crane has the advantages of high flexibility and tensile strength, good torsion resistance and the like, so that the service life is longer, and the high-strength steel wire rope has excellent use performance.
Drawings
Fig. 1 is a schematic structural view of a high-strength steel wire rope of a crane according to the present invention;
wherein:
101-center strand, 102-inner strand, 103-fan-shaped outer strand, 104-reinforcing steel wire, 105-protective layer, 1051-first wear layer, 1052-extrusion-resistant layer, 1053-second wear layer.
Detailed Description
The embodiments described below are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the present embodiment provides a high strength steel cable for a crane, which includes a central strand 1, a plurality of inner strands 102, a plurality of fan-shaped outer strands 103, a plurality of reinforcing steel wires 104, and a protective layer 105, wherein the plurality of inner strands 102 are uniformly wrapped and twisted on the outer side of the central strand 1, the plurality of fan-shaped outer strands 103 are uniformly wrapped and twisted on the outer side of the inner strands 102, the reinforcing steel wires 104 fill a gap between the central strand 1 and the two inner strands 102, the protective layer 105 includes a first wear layer 1051, an extrusion-resistant layer 1052, and a second wear layer 1053 wrapping the outer side of the fan-shaped outer strands 103 from inside to outside, wherein the inner strands 102 include the inner steel strands 102 and a plurality of nylon steel wire composite inner strands 102 interlaced with the inner steel strands 102. In this embodiment, the inner layer strand 102 includes 6 strands, wherein the steel wire inner layer strand 102 and the nylon steel wire composite inner layer strand 102 each include 3 strands, 3 strands are alternately disposed outside the central strand 1, and the fan-shaped outer layer strand 103 includes 6 strands.
Preferably, the central strand 1, the inner strand 102 and the fan-shaped outer strand 103 are coated with a zinc coating layer on the outer side. Utilize the galvanizing coat can play fine anti-oxidant and wear-resisting effect to wire rope, also can reduce the damage that the friction between the thigh caused when reinforcing the life-span of strand, and then reinforcing wire rope's life.
Preferably, the fan-shaped outer layer strands 103 include a plurality of outer layer strand inner layer thin steel wires with fan-shaped cross sections after being twisted, and a plurality of outer layer strand middle thin steel wires, a plurality of outer layer strand middle steel wires and a plurality of outer layer strand thick steel wires which are twisted outside the outer layer strand inner layer thin steel wires from inside to outside. The fan-shaped outer layer strands 103 are approximately in surface contact with each other, so that the steel wire rope has excellent rotation resistance.
Specifically, the central strand 1 includes a central steel wire and a plurality of outer layer steel wires twisted outside the central steel wire.
Specifically, the steel wire inner layer strand 102 comprises 1 inner layer center steel wire, 10 inner layer thin steel wires, 5 inner layer middle thin steel wires and 10 inner layer thick steel wires; the steel wire rope is characterized in that the 5 inner layer thin steel wires wrap the inner layer center steel wire, the outer layer of the steel wire rope is provided with 5 inner layer middle thin steel wires and 5 inner layer thin steel wires in a staggered and twisting manner, the 10 inner layer thick steel wires are symmetrically wrapped and twisted on the outermost side, and the 102 inner steel wires of the inner layer strand of the steel wire rope improve the overall flexibility of the steel wire rope and improve the tensile property of the steel wire rope.
Specifically, the nylon steel wire composite inner layer strand 102 comprises a central nylon fiber core and a plurality of composite inner layer strand inner layer steel wires twisted outside the central nylon fiber core from inside to outside, a plurality of second nylon fiber cores and a plurality of composite inner layer strand outer layer steel wires. This when guaranteeing tensile strength, still guaranteed that it possesses better pliability.
Preferably, the inner ply 102 is twisted in the opposite direction to the central ply 1. The opposite twisting direction reduces the contact stress between the inner layer strand 102 and the central strand 1, and simultaneously, the steel wire rope has excellent rotation resistance and the loosening of the steel wire rope is reduced.
Preferably, the anti-extrusion layer 1052 is an elastic rubber anti-extrusion layer 1052, so that the steel wire rope has excellent anti-extrusion performance. The second wear-resistant layer 1053 is a polyurethane wear-resistant layer, and the outer surface of the polyurethane wear-resistant layer is formed as a corrugated surface. The corrugated surface structure enables the steel wire rope to have excellent wear resistance, and meanwhile, the steel wire rope can effectively buffer the extrusion force of the outside to the wear-resistant layer. The first wear-resistant layer 1051 is a composite ceramic wear-resistant layer. The steel wire rope has excellent wear resistance and better contact with the outer layer strand. The thickness of the polyurethane wear-resistant layer is preferably 1 to 2mm, and the thickness of the composite ceramic wear-resistant layer is preferably 1 to 2mm.
The utility model provides a hoist high strength wire rope, it includes a central thigh 1, stranded inlayer thigh 102, the fan-shaped outer thigh 103 of stranded, many reinforcing steel wires 104 and an inoxidizing coating 105. The inner layer strand 102 has good flexibility while ensuring tensile strength of the steel wire rope, and accordingly reduces weight of the steel wire rope. The arrangement of the fan-shaped outer layer strands 103 ensures that the steel wire rope is higher in tightness and not easy to loosen, the bearing capacity is improved, the arrangement of the reinforcing steel wires 104 enhances the tensile strength of the steel wire rope, and meanwhile, the relative displacement between the central strand 1 and the inner layer strand 102 is reduced, so that the structure stability is facilitated, and meanwhile, the noise in use is reduced; and inoxidizing coating 105 contains first wearing layer 1051, resistant extrusion layer 1052 and second wearing layer 1053, under second wearing layer 1053's effect, wire rope surface wear resistance has improved greatly, and, under second wearing layer 1053 and resistant extrusion layer 1052's cooperation, when second wearing layer 1053 receives extrusion wearing and tearing, utilize the good elasticity performance of resistant extrusion layer 1052, can provide good buffer performance to second wearing layer 1053, greatly reduced second wearing layer 1053's degree of wear, and simultaneously, if make second wearing layer 1053 worn and torn, first wearing layer 1051 also can provide better antifriction ability for wire rope, make inside thigh obtain fully protection. Therefore, the high-strength steel wire rope of the crane has the advantages of high flexibility and tensile strength, good torsion resistance and the like, so that the service life is longer, and the high-strength steel wire rope has excellent use performance.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention, so that the present invention is not limited to the above embodiments.
Claims (10)
1. A hoist high strength wire rope which characterized in that: it includes a central thigh, stranded inlayer thigh, the fan-shaped outer thigh of stranded, many reinforcing steel wire and a inoxidizing coating, the stranded even package of inlayer thigh is twisted with fingers the outside of central thigh, the stranded even package of fan-shaped outer thigh is twisted with fingers the outside of inlayer thigh, reinforcing steel wire pack set up in central thigh and two clearance between the inlayer thigh, the inoxidizing coating contain from interior to exterior cladding in a first wearing layer, an extrusion-resistant layer and a second wearing layer in the fan-shaped outer thigh outside, wherein, the inlayer thigh include stranded steel wire inlayer thigh and with the compound inlayer thigh of stranded nylon steel wire that steel wire inlayer thigh crisscross set up.
2. The high strength steel wire rope for cranes according to claim 1, wherein the central strand, the inner strand and the outer strand in the shape of a sector are coated with a zinc coating.
3. The high strength steel wire rope for cranes according to claim 1, wherein the fan-shaped outer strand comprises a plurality of outer strand inner thin wires having a fan-shaped cross section after being twisted, and a plurality of outer strand middle thin wires, a plurality of outer strand middle steel wires and a plurality of outer strand thick wires twisted from inside to outside on the outer side of the outer strand inner thin wires.
4. The high strength steel wire rope for cranes according to claim 1, wherein said central strand comprises a central steel wire and a plurality of outer steel wires twisted outside said central steel wire.
5. The high strength steel wire rope for cranes according to claim 1, wherein the inner wire strand comprises 1 inner center wire, 10 inner thin wires, 5 inner middle thin wires and 10 inner thick wires; the 5 inner layer thin steel wires are wrapped and twisted on the inner layer central steel wire, the outer layer of the inner layer thin steel wire is wrapped and twisted in a staggered mode and provided with 5 inner layer middle thin steel wires and 5 inner layer thin steel wires, and the 10 inner layer thick steel wires are symmetrically wrapped and twisted on the outermost side.
6. The high strength steel wire rope for cranes according to claim 1, wherein said composite inner nylon strand comprises a central nylon fiber core and a plurality of inner composite strands, a plurality of second nylon fiber cores and a plurality of outer composite strands twisted from inside to outside around the central nylon fiber core.
7. The high strength steel wire rope for cranes according to claim 1, wherein the inner strand has a lay direction opposite to that of the central strand.
8. The high strength steel wire rope for cranes according to claim 1, wherein the extrusion-resistant layer is an elastic rubber extrusion-resistant layer.
9. The high strength steel wire rope for cranes as claimed in claim 1, wherein said second abrasion resistant layer is a polyurethane abrasion resistant layer whose outer surface is formed as a corrugated surface.
10. The high strength steel wire rope for cranes as claimed in claim 1, wherein said first wear layer is a composite ceramic wear layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221975978.6U CN218404830U (en) | 2022-07-29 | 2022-07-29 | High-strength steel wire rope of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221975978.6U CN218404830U (en) | 2022-07-29 | 2022-07-29 | High-strength steel wire rope of crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218404830U true CN218404830U (en) | 2023-01-31 |
Family
ID=85013259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221975978.6U Active CN218404830U (en) | 2022-07-29 | 2022-07-29 | High-strength steel wire rope of crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218404830U (en) |
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2022
- 2022-07-29 CN CN202221975978.6U patent/CN218404830U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214000 Patentee after: Jiangsu Saifutian Group Co.,Ltd. Country or region after: China Address before: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214000 Patentee before: JIANGSU SAFETY STEEL WIRE ROPE Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |