CN218812852U - Polymer crane steel wire rope - Google Patents
Polymer crane steel wire rope Download PDFInfo
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- CN218812852U CN218812852U CN202222064640.1U CN202222064640U CN218812852U CN 218812852 U CN218812852 U CN 218812852U CN 202222064640 U CN202222064640 U CN 202222064640U CN 218812852 U CN218812852 U CN 218812852U
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- strand
- wire rope
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 113
- 239000010959 steel Substances 0.000 title claims abstract description 113
- 229920000642 polymer Polymers 0.000 title claims abstract description 21
- 239000000835 fiber Substances 0.000 claims abstract description 40
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims abstract description 20
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 5
- 229910052725 zinc Inorganic materials 0.000 claims description 5
- 239000011701 zinc Substances 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 claims description 3
- 244000025254 Cannabis sativa Species 0.000 claims 2
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims 2
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims 2
- 235000009120 camo Nutrition 0.000 claims 2
- 235000005607 chanvre indien Nutrition 0.000 claims 2
- 239000011487 hemp Substances 0.000 claims 2
- 240000008564 Boehmeria nivea Species 0.000 abstract description 25
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 239000004519 grease Substances 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 88
- 210000000689 upper leg Anatomy 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003974 emollient agent Substances 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 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 polymer hoist wire rope belongs to wire rope technical field. The contained ultra-high molecular weight polyethylene fiber central strand ensures that the steel wire rope has light weight and high tensile strength; the arrangement of the inner layer strand and the outer layer strand ensures the tensile strength of the steel wire rope; the flexibility of the steel wire rope is enhanced due to the arrangement of the elastic rubber strands, and the elastic buffering performance of the steel wire rope is good; the inner layer oiliness ramie yarn fiber strands are arranged, so that when the steel wire rope is extruded, the internal grease seeps to the outer layer strands, the friction resistance of the outer layer strands is further improved, and meanwhile, the inner layer oiliness ramie yarn fiber strands can limit the displacement between the outer layer strands to a certain extent, so that the use stability of the steel wire rope is ensured; the abrasion-proof ramie yarn fiber strand layer can improve the tensile strength of the steel wire rope, and simultaneously, the friction resistance of the steel wire rope is also ensured. Therefore, the polymer crane steel wire rope has light weight, good flexibility, high tensile strength, high compressive strength and strong friction resistance, and the service life of the polymer crane steel wire rope is greatly prolonged compared with that of a common steel wire rope.
Description
Technical Field
The utility model relates to a wire rope correlation technique field especially relates to a polymer hoist 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 the requirements together according to a certain rule, the steel wire rope generally comprises steel wires, a rope core and lubricating grease, the steel wire rope is formed by twisting a plurality of layers of steel wires into strands, then the rope core is taken as the center, a certain number of strands are twisted and wound to form a spiral rope, and in a material handling machine, the steel wire rope only has high strength for lifting, traction, drawing and bearing. Light dead weight, stable work, difficult breaking and safe and reliable work. However, the tensile strength, the anti-extrusion strength, the wear resistance and the like of the existing crane steel wire rope are all required to be improved, so that a polymer crane steel wire rope with advantages in the tensile strength, the anti-extrusion strength and the like is needed to be provided.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a polymer crane wire rope having advantages in tensile strength, anti-extrusion strength, etc.
A high-molecular-weight crane steel wire rope comprises an ultrahigh-molecular-weight polyethylene fiber center strand, a plurality of inner-layer strands, a plurality of elastic rubber strands, a plurality of outer-layer strands, a plurality of inner-layer oiliness ramie yarn fiber strands and an abrasion-proof ramie yarn fiber strand layer, wherein the inner-layer strands are uniformly twisted on the outer side of the ultrahigh-molecular-weight polyethylene fiber center strand, the outer-layer strands are uniformly twisted on the outer side of the inner-layer strands, the abrasion-proof ramie yarn fiber strand layer is arranged on the outer side of the outer-layer strands in a surrounding mode, the elastic rubber strands are filled in a gap between the ultrahigh-molecular-weight polyethylene fiber center strand and the inner-layer strands and a gap between the inner-layer strands and the outer-layer strands, and the inner-layer oiliness ramie yarn fiber strands are arranged in a gap between two adjacent outer-layer strands and far away from one side of the inner-layer strands.
Preferably, the central strand of the ultra-high molecular weight polyethylene fiber comprises 1 strand, the inner layer strand comprises 6 strands, and the outer layer strand comprises 12 strands.
Preferably, the inner layer strands and the outer layer strands are twisted in opposite directions. The opposite twisting directions reduce the contact stress among the strands of the steel wire, simultaneously enhance the rotation resistance of the steel wire rope, prevent the steel wire rope from loosening and improve the service performance.
Preferably, the inner layer strand comprises 1 first central steel wire and a plurality of inner layer strand outer layer steel wires wrapped and twisted outside the first central steel wire, and the outer surface of the inner layer strand is provided with a resin coating. Wherein, the resin coating can improve the impact resistance of the inner layer strand to a certain extent.
Preferably, the outer layer strand comprises 1 second center steel wire, 18 first thick steel wires and 6 first thin steel wires, 6 first thick steel wires symmetrically wrap and twist the first center steel wire, 6 first thin steel wires are located in the outer gaps of two adjacent first thick steel wires, and 12 first thick steel wires are symmetrically wrapped and twisted on the outermost side of the outer layer strand. And the second center steel wire, the first thick steel wires and the first thin steel wires are in surface contact. The number of steel wires in the central strand is large, so that the overall flexibility of the steel wire rope is improved; in addition, the filling density is high, the metal area is increased, and the breaking tension is correspondingly improved, so that the comprehensive performance of the steel wire rope is better.
Preferably, the outer sides of the inner layer strands and the outer layer strands 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 central strand of ultra-high molecular weight polyethylene fibers, the inner strand and the outer strand have the same lay length. The same lay length makes wire rope filling factor and breaking force improved, and each strand atress is more even in the time of bearing the load simultaneously, and wire rope intensity is higher.
Preferably, the wear-resistant ramie yarn fiber strand layer comprises a plurality of wear-resistant ramie yarn fiber strands which are arranged around the outer side of the outer layer strand.
Preferably, the strength of the central strand of the ultra-high molecular weight polyethylene fiber is 28cN/dtex to 40cN/dtex.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides a polymer crane wire rope, it includes central thigh of an ultra high molecular weight polyethylene fiber, stranded inlayer thigh, stranded elasticity rubber strand, the outer thigh of stranded, stranded inlayer oiliness ramie yarn fiber strand and an abrasionproof ramie yarn fiber strand layer. The central strand of the ultra-high molecular weight polyethylene fiber ensures that the steel wire rope has light weight and high tensile strength, and can be lubricated by a lubricant, so that the wear resistance of the steel wire rope can be improved; the arrangement of the inner layer strand and the outer layer strand ensures the tensile strength of the steel wire rope; the flexibility of the steel wire rope is enhanced due to the arrangement of the elastic rubber strands, the elastic buffering performance of the steel wire rope is good, the pressure on the steel wire rope can be effectively relieved, and the compression deformation of the steel wire rope is further reduced; the inner layer oiliness ramie yarn fiber strands are arranged, so that when the steel wire rope is extruded, the internal grease seeps to the outer layer strands, the friction resistance of the outer layer strands is further improved, and meanwhile, the inner layer oiliness ramie yarn fiber strands can limit displacement between the outer layer strands to a certain extent, so that the use stability of the steel wire rope is ensured; the abrasion-proof ramie yarn fiber strand layer can improve the tensile strength of the steel wire rope, and meanwhile, the friction resistance of the steel wire rope is also ensured. Therefore, the polymer crane steel wire rope has light weight, good flexibility, high tensile strength, high compressive strength and strong friction resistance, and the service life of the polymer crane steel wire rope is greatly prolonged compared with that of a common steel wire rope.
Drawings
Fig. 1 is a schematic structural diagram of a polymer crane steel wire rope according to the present invention;
in the figure:
100-ultrahigh molecular weight polyethylene fiber center strand, 200-inner layer strand, 300-elastic rubber strand, 400-outer layer strand, 500-inner layer oiled ramie yarn fiber strand and 600-wear-resistant ramie yarn fiber strand 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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the present embodiment provides a polymer crane steel cable, which includes an ultrahigh molecular weight polyethylene fiber central strand 100, a plurality of inner layer strands 200, a plurality of elastic rubber strands 300, a plurality of outer layer strands 400, a plurality of inner layer oil-containing ramie yarn fiber strands 500, and an anti-abrasion ramie yarn fiber strand 600, wherein the plurality of inner layer strands 200 are uniformly wrapped and twisted outside the ultrahigh molecular weight polyethylene fiber central strand 100, the plurality of outer layer strands 400 are uniformly wrapped and twisted outside the inner layer strands 200, the anti-abrasion ramie yarn fiber strand layer 600 is disposed around the outer layer strands 400, the elastic rubber strands 300 are filled in a gap between the ultrahigh molecular weight polyethylene fiber central strand 100 and the inner layer strands 200 and a gap between the inner layer strands 200 and the outer layer strands 400, and the inner layer oil-containing ramie yarn fiber strands 500 are disposed in a gap between two adjacent outer layer strands 400 on a side away from the inner layer strand 200. Specifically, in this embodiment, the central strand 100 of the ultra-high molecular weight polyethylene fiber comprises 1 strand, the inner layer strand 200 comprises 6 strands, and the outer layer strand 400 comprises 12 strands.
Specifically, the inner layer strand 200 includes 1 first central steel wire and a plurality of inner layer strand 200 outer layer steel wires twisted around the first central steel wire, and the outer surface of the inner layer strand 200 is provided with a resin coating. Wherein the resin coating layer is provided to improve the impact resistance of the inner layer strand 200 to some extent.
Specifically, outer thigh 400 includes 1 second center steel wire, 18 first thick steel wires and 6 first thin steel wires, 6 first thick steel wires package twists with a thread symmetrically first center steel wire, 6 first thin steel wires are located the outer clearance of two adjacent first thick steel wires, 12 first thick steel wires package twists with a thread symmetrically outer thigh 400 is outside. The second center steel wire, the first thick steel wires and the first thin steel wires are in surface contact. The number of steel wires in the central strand is large, so that the overall flexibility of the steel wire rope is improved; in addition, the filling density is high, the metal area is increased, and the breaking tension is correspondingly improved, so that the comprehensive performance of the steel wire rope is better.
Specifically, the wear-resistant ramie yarn fiber strand layer 600 includes a plurality of wear-resistant ramie yarn fiber strands circumferentially disposed outside the outer layer strand 400.
It should be noted that, the outer side of the inner layer strand 200 and the outer side of the outer layer strand 400 are both coated with a zinc coating, that is, the zinc coating is disposed on the outer side of the resin coating disposed on the outer surface of the inner layer strand 200, and the zinc coating is disposed around the 12 first thick steel wires on the outermost layer of the outer layer strand 400. The galvanized layers arranged on the outer sides of the inner layer strand 200 and the outer layer strand 400 can play good anti-oxidation and wear-resisting roles on the steel wire rope, so that the damage caused by friction among strands can be reduced while the service life of the strands is prolonged, and the service life of the steel wire rope is prolonged.
Preferably, the inner layer strand 200 and the outer layer strand 400 are twisted in opposite directions. The opposite twisting directions reduce the contact stress among the strands of the steel wire, simultaneously enhance the rotation resistance of the steel wire rope, prevent the steel wire rope from loosening and improve the service performance. The ultra-high molecular weight polyethylene fiber center strand 100, the inner layer strand 200, and the outer layer strand 400 have the same lay length. The same lay length makes wire rope filling factor and breaking force improved, and each strand atress is more even in the time of bearing the load simultaneously, and wire rope intensity is higher.
Preferably, the strength of the central strand 100 of the ultra-high molecular weight polyethylene fiber is 28 cN/dtex-40 cN/dtex, so that the overall strength of the steel wire rope is ensured.
The utility model provides a polymer crane steel wire rope, its ultra high molecular weight polyethylene fiber center strand 100 that contains makes the steel wire rope quality light, and tensile strength is high, and its accessible emollient lubricates simultaneously, and then also can promote the wear resistance of steel wire rope; the arrangement of the inner layer strand 200 and the outer layer strand 400 ensures the tensile strength of the steel wire rope; the flexibility of the steel wire rope is enhanced due to the arrangement of the elastic rubber strands 300, the elastic buffering performance of the steel wire rope is good, the pressure on the steel wire rope can be effectively relieved, and the compression deformation of the steel wire rope is further reduced; the arrangement of the inner layer oiliness ramie yarn fiber strand 500 can enable the internal grease to seep to the outer layer strand 400 when the steel wire rope is extruded, so that the friction resistance of the outer layer strand 400 is improved, and meanwhile, the inner layer oiliness ramie yarn fiber strand 500 can limit the displacement between the outer layer strands 400 to a certain extent, so that the use stability of the steel wire rope is ensured; the abrasion-proof ramie yarn fiber strand layer 600 can improve the tensile strength of the steel wire rope, and meanwhile, the friction resistance of the steel wire rope is also guaranteed. Therefore, the polymer crane steel wire rope has light weight, good flexibility, high tensile strength, high compressive strength and strong friction resistance, and the service life of the polymer crane steel wire rope is greatly prolonged compared with that of a common steel wire rope.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (7)
1. A polymer crane steel wire rope is characterized in that: the anti-abrasion hemp yarn fiber strand layer is arranged on the outer side of the outer layer strand in a surrounding mode, the elastic rubber strand is filled in a gap between the ultra-high molecular weight polyethylene fiber center strand and the inner layer strand and a gap between the inner layer strand and the outer layer strand, and the inner layer oil hemp yarn fiber strand is arranged in a gap between two adjacent outer layer strands far away from one side of the inner layer strand.
2. A polymeric crane rope according to claim 1 wherein the central strand of ultra high molecular weight polyethylene fibers comprises 1 strand, the inner layer strands comprises 6 strands and the outer layer strands comprises 12 strands.
3. The polymer crane wire rope according to claim 1, wherein the inner layer strands and the outer layer strands are twisted in opposite directions.
4. The polymer crane wire rope according to claim 1, wherein the inner strand comprises 1 first central steel wire and a plurality of inner strand outer steel wires twisted around the first central steel wire, and the outer surface of the inner strand is provided with a resin coating.
5. The polymer crane wire rope according to claim 1, wherein the outer layer strands comprise 1 second center steel wire, 10 thin steel wires, 5 middle thin steel wires and 10 first thick steel wires; 5 thin steel wires wrap and twist the second central steel wire, 5 middle thin steel wires and 5 thin steel wires are arranged on the outer layer of the second central steel wire in a staggered wrapping and twisting mode, and 10 first thick steel wires are symmetrically wrapped and twisted on the outermost side of the inner layer strand.
6. The polymer crane wire rope according to claim 1, wherein the outer side of the inner strand and the outer side of the outer strand are coated with a zinc coating.
7. A polymeric crane rope according to claim 1 wherein the central strand of ultra high molecular weight polyethylene fibers, the inner strand and the outer strand have the same lay length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222064640.1U CN218812852U (en) | 2022-08-05 | 2022-08-05 | Polymer crane steel wire rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222064640.1U CN218812852U (en) | 2022-08-05 | 2022-08-05 | Polymer crane steel wire rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218812852U true CN218812852U (en) | 2023-04-07 |
Family
ID=87270594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222064640.1U Active CN218812852U (en) | 2022-08-05 | 2022-08-05 | Polymer crane steel wire rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218812852U (en) |
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2022
- 2022-08-05 CN CN202222064640.1U patent/CN218812852U/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 | ||
| 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 |