CN219772544U - Extrusion-resistant steel wire rope - Google Patents
Extrusion-resistant steel wire rope Download PDFInfo
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- CN219772544U CN219772544U CN202223597051.6U CN202223597051U CN219772544U CN 219772544 U CN219772544 U CN 219772544U CN 202223597051 U CN202223597051 U CN 202223597051U CN 219772544 U CN219772544 U CN 219772544U
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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
- 238000001125 extrusion Methods 0.000 title claims abstract description 66
- 239000002131 composite material Substances 0.000 claims abstract description 90
- 238000005242 forging Methods 0.000 claims abstract description 11
- 238000005260 corrosion Methods 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 239000013013 elastic material Substances 0.000 claims description 12
- 229920001971 elastomer Polymers 0.000 claims description 11
- -1 polypropylene core Polymers 0.000 claims description 7
- 244000025254 Cannabis sativa Species 0.000 claims description 6
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 6
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 6
- 235000009120 camo Nutrition 0.000 claims description 6
- 235000005607 chanvre indien Nutrition 0.000 claims description 6
- 239000011487 hemp Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 241001391944 Commicarpus scandens Species 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model provides an extrusion-resistant steel wire rope, and belongs to the technical field of steel wire ropes. The novel composite inner layer strand comprises a central strand, a composite inner layer strand and a composite outer layer strand which are formed by forging and compacting, wherein the composite inner layer strand comprises 6 first layer inner layer strands uniformly arranged on the outer side of the central strand and 12 second layer inner layer strands uniformly arranged on the outer side of the first layer inner layer strand, the second layer inner layer strand comprises 6 thick strands and 6 thin strands, the thick strands are in contact with any two adjacent first inner layer strands, the thin strands are arranged between the two adjacent thick strands, a steel wire mesh layer is coated on the outer side of the composite inner layer strand, the cross section of the composite outer layer strand after forging and compacting is in a fan-shaped structure, and the composite outer layer strand is uniformly wrapped and twisted on the periphery of the composite inner layer strand. The central strand, the composite inner strand and the composite outer strand are arranged layer by layer, the structure is compact and firm, the torsion resistance is good, and the strength and the bearing capacity of the extrusion-resistant steel wire rope are greatly improved.
Description
Technical Field
The utility model relates to the technical field related to steel wire ropes, in particular to an extrusion-resistant steel wire rope.
Background
And simultaneously, the steel wire rope is required to have anti-rotation performance. 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, generally comprises steel wires, a rope core and lubricating grease, is formed by twisting multiple layers of steel wires into strands, and is a spiral rope which is twisted by a certain number of strands by taking the rope core as the center. In the working condition of the rotary excavator, when the drill rod is lifted or lowered, the force applied to the steel wire rope is not a fixed force value; in the lifting process of the drill rod, the steel wire rope receives forces of three aspects, namely the adsorption force between the drill bit of the rotary drilling machine and the ground, the upward buoyancy of the wet mud counter-rotating head and the weight of the drill bit. Because of the special working condition of the rotary excavator, once the strand breakage of the steel wire rope occurs in the drilling process, high importance must be attached, so that higher requirements are put on the extrusion resistance of the rotary excavator, and it is necessary to provide an extrusion-resistant steel wire rope with a tighter structure, better extrusion resistance and longer service life.
Disclosure of Invention
In view of the above, the present utility model aims to provide a extrusion-resistant steel wire rope having better extrusion resistance and longer service life.
In order to achieve the purpose, the extrusion-resistant steel wire rope provided by the utility model comprises a central strand, a composite inner layer strand and a composite outer layer strand which are formed by forging and compacting, wherein the composite inner layer strand comprises 6 first layer inner layer strands uniformly arranged on the outer side of the central strand and 12 second layer inner layer strands uniformly arranged on the outer side of the first layer inner layer strand, the second layer inner layer strand comprises 6 thick strands and 6 thin strands, the thick strands are in contact with any two adjacent first inner layer strands, the thin strands are arranged between the two adjacent thick strands, a steel wire net layer is coated on the outer side of the composite inner layer strand, the cross section of the composite outer layer strand after forging and compacting is in a fan-shaped structure, and the composite outer layer strand is uniformly wrapped around the composite inner layer strand. The central strand, the composite inner layer strand and the composite outer layer strand are matched, and are arranged layer by layer, so that the extrusion-resistant steel wire rope has the advantages of compact and firm structure, high compactness, good torsion resistance and greatly increased strength and bearing capacity. The thick strands and the thin strands are arranged at intervals, so that the easy extrusion-resistant steel wire rope is easy to bend, and the rotatability of the easy extrusion-resistant steel wire rope is also improved; the steel wire mesh layer is arranged on the outer side of the composite inner layer strand, has a fastening function on the composite inner layer strand and is not easy to break; meanwhile, the strength, the extensibility and the service life of the extrusion-resistant steel wire rope are also improved.
Preferably: the extrusion-resistant steel wire rope further comprises a buffer layer, wherein the buffer layer is arranged on the outer side of the composite outer layer strand, and comprises an elastic material layer and a preset number of first reinforcing strands uniformly distributed in the elastic material layer. When the extrusion-resistant steel wire rope is extruded, the elastic material layer is matched with the first reinforcing strand to disperse extrusion force, so that mutual friction force among the central strand, the composite inner layer strand and the composite outer layer strand is reduced, and meanwhile, the buffer layer ensures the impact resistance of the extrusion-resistant steel wire rope, and the service life of the extrusion-resistant steel wire rope is prolonged.
Further: the elastic material layer is an anti-deformation rubber cushion. The deformation-resistant rubber pad has good elastic effect, and ensures that the extrusion-resistant steel wire rope can recover to the original shape after being pressed.
Further: and a heat-resistant rubber layer is arranged at the gap between the buffer layer and the composite outer layer strand. The heat-resistant rubber layer increases the heat resistance, high temperature resistance and ageing resistance of the steel wire rope, avoids the phenomenon of breakage of the steel wire rope, prolongs the service life of the steel wire rope, reduces the cost and reduces the material waste.
Preferably: the extrusion-resistant steel wire rope further comprises a preset number of second reinforcing strands, and the preset number of second reinforcing strands are attached between two adjacent composite outer layer strands and between the composite outer layer strands and the composite inner layer strands. The reinforcing strand promotes the whole pulling force of wire rope on the one hand, on the other hand restricts the position movement of the compound inner layer strand and the compound outer layer strand, thereby guaranteeing the integrity of the wire rope.
Further: the extrusion-resistant steel wire rope further comprises an anti-corrosion layer arranged on the outer side of the buffer layer, and the anti-corrosion layer is made of graphene materials. The surface lubricity and the high and low temperature resistance of the extrusion-resistant steel wire rope can be ensured.
Further: the extrusion-resistant steel wire rope further comprises a waterproof layer arranged on the outer side of the anti-corrosion layer. The corrosion resistant layer and the waterproof layer are in double protection, so that the long-term corrosion resistance of the steel wire rope is enhanced, and the service life of the steel wire rope is prolonged.
Further: the waterproof layer is tightly adhered to the corrosion-resistant layer through a high polymer adhesive. The tight combination of the anti-corrosion layer and the waterproof layer is ensured through the high polymer adhesive, so that the integrity of the steel wire rope is enhanced.
Preferably: the extrusion-resistant steel wire rope further comprises a wear-resistant layer arranged at the outermost side.
Further: the central strand and the composite inner strand consist of a hemp rope core and a plurality of steel wires uniformly wrapped and twisted on the outer side of the hemp rope core, and the composite outer strand consists of a polypropylene core, a thin steel wire layer, a middle thin steel wire layer and a thick steel wire layer which are twisted on the outer side of the polypropylene core from inside to outside. The central strand and the composite outer layer strand are twisted in opposite directions. The structure of the central strand and the composite inner strand ensures that the steel wire rope is tightly twisted and firm, has high compactness, high flexibility and strength and good torsion resistance, and is not easy to break.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides an extrusion-resistant steel wire rope which comprises a central strand, a composite inner layer strand and a composite outer layer strand which are formed by forging and compacting, wherein the composite inner layer strand comprises 6 first layer inner layer strands uniformly arranged on the outer side of the central strand and 12 second layer inner layer strands uniformly arranged on the outer side of the first layer inner layer strand, the second layer inner layer strand comprises 6 thick strands and 6 thin strands, the thick strands are in contact with any two adjacent first inner layer strands, the thin strands are arranged between the two adjacent thick strands, the outer side of the composite inner layer strand is coated with a steel wire mesh layer, the cross section of the composite outer layer strand after forging and compacting is in a fan-shaped structure, and the composite outer layer strand is uniformly wrapped and twisted on the periphery of the composite inner layer strand. The central strand, the composite inner layer strand and the composite outer layer strand are matched, and are arranged layer by layer, so that the extrusion-resistant steel wire rope has the advantages of compact and firm structure, high compactness, good torsion resistance and greatly increased strength and bearing capacity. The thick strands and the thin strands are arranged at intervals, so that the easy extrusion-resistant steel wire rope is easy to bend, and the rotatability of the easy extrusion-resistant steel wire rope is also improved; the steel wire mesh layer is arranged on the outer side of the composite inner layer strand, has a fastening function on the composite inner layer strand and is not easy to break; meanwhile, the strength, the extensibility and the service life of the extrusion-resistant steel wire rope are also improved. The structures of the extrusion-resistant steel wire rope are mutually connected and are tightly matched, the extrusion-resistant steel wire rope is high in extrusion resistance, is not easy to break, and is longer in service life.
Drawings
FIG. 1 is a schematic view of the structure of a extrusion-resistant steel wire rope according to the present utility model;
in the figure: 1-center strand, 2-composite inner strand, 21-first inner strand, 22-second inner strand, 221-thick strand, 222-thin strand, 3-composite outer strand, 4-steel wire mesh layer, 5-buffer layer, 51-elastic material layer, 52-first reinforcing strand, 6-heat-resistant rubber layer, 7-second reinforcing strand, 8-anticorrosive layer, 9-waterproof layer, 10-abrasion-resistant layer.
Detailed Description
The embodiments described below are only some, but not all, embodiments of the utility model. 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.
Referring to fig. 1: the utility model provides an extrusion-resistant steel wire rope, which comprises a central strand 1, a composite inner layer strand 2 and a composite outer layer strand 3 which are all formed by forging and compacting, wherein the composite inner layer strand 2 comprises 6 first layer inner layer strands 21 uniformly arranged on the outer side of the central strand 1 and 12 second layer inner layer strands 22 uniformly arranged on the outer side of the first layer inner layer strand 21, the second layer inner layer strand 22 comprises 6 thick strands 221 and 6 thin strands 222, the thick strands 221 are in contact with any two adjacent first layer strands, the thin strands 222 are arranged between the two adjacent thick strands 221, a steel wire mesh layer 4 is coated on the outer side of the composite inner layer strand 2, the cross section of the composite outer layer strand 3 after forging and compacting is in a fan-shaped structure, and the composite outer layer strand 3 is uniformly wrapped and twisted on the periphery of the composite inner layer strand 2. The utility model is matched with the central strand 1, the composite inner layer strand 2 and the composite outer layer strand 3, and has the advantages of layer-by-layer arrangement, compact and firm structure, high compactness, good torsion resistance and greatly increased strength and bearing capacity of the extrusion-resistant steel wire rope. The thick strands 221 and the thin strands 222 are spaced apart, so that the easy-extrusion-resistant steel wire rope is easy to bend, and the rotatability of the easy-extrusion-resistant steel wire rope is also improved; the steel wire mesh layer 4 is arranged on the outer side of the composite inner layer strand 2, has a fastening function on the composite inner layer strand 2 and is not easy to break; meanwhile, the strength, the extensibility and the service life of the extrusion-resistant steel wire rope are also improved.
Referring to fig. 1: the number of the composite outer layer strands 3 can be 4 or 6, the composite outer layer strands 3 are uniformly wrapped and twisted on the periphery of the composite inner layer strands 2, the composite outer layer strands 3 sequentially comprise a strand core, a first outer layer steel wire, a second outer layer steel wire and a third outer layer steel wire from inside to outside, the strand core is a polypropylene core, the diameters of the first outer layer steel wire, the second outer layer steel wire and the third outer layer steel wire are gradually increased, the composite outer layer strands 3 are compacted and formed through forging, the cross sections of the composite outer layer strands are in a fan-shaped structure, the composite outer layer strands 3 and the composite inner layer strands 2 are more attached, and the steel wire rope structure is also more compact.
Referring to fig. 1: the extrusion-resistant steel wire rope further comprises a buffer layer 5, wherein the buffer layer 5 is arranged on the outer side of the composite outer layer strand 3, and the buffer layer 5 comprises an elastic material layer 51 and a preset number of first reinforcing strands 52 uniformly distributed in the elastic material layer 51. When the extrusion-resistant steel wire rope is extruded, the elastic material layer 51 cooperates with the first reinforcing strand 52 to disperse extrusion force, so that mutual friction force among the central strand 1, the composite inner layer strand 2 and the composite outer layer strand 3 is reduced, and meanwhile, the buffer layer 5 ensures the impact resistance of the extrusion-resistant steel wire rope, and the service life of the extrusion-resistant steel wire rope is prolonged.
Referring to fig. 1: the elastic material layer 51 is a deformation-resistant rubber pad. The deformation-resistant rubber pad has good elastic effect, and ensures that the extrusion-resistant steel wire rope can recover to the original shape after being pressed.
Referring to fig. 1: and a heat-resistant rubber layer 6 is arranged at the gap between the buffer layer 5 and the composite outer layer strand 3. The heat-resistant rubber layer 6 increases the heat resistance, high temperature resistance and ageing resistance of the steel wire rope, avoids the phenomenon of breakage of the steel wire rope, prolongs the service life of the steel wire rope, reduces the cost and reduces the material waste.
Referring to fig. 1: the extrusion-resistant steel wire rope further comprises a preset number of second reinforcing strands 7, and the preset number of second reinforcing strands 7 are attached between two adjacent composite outer layer strands 3 and between the composite outer layer strands 3 and the composite inner layer strands 2. The reinforcing strand promotes the whole pulling force of wire rope on the one hand, on the other hand restricts the position movement of the compound inner layer strand 2 and the compound outer layer strand 3, thereby guaranteeing the integrity of the wire rope.
Referring to fig. 1: the extrusion-resistant steel wire rope further comprises an anti-corrosion layer 8 arranged on the outer side of the buffer layer 5, and the anti-corrosion layer 8 is made of graphene materials. The surface lubricity and the high and low temperature resistance of the extrusion-resistant steel wire rope can be ensured.
Referring to fig. 1: the extrusion-resistant steel wire rope further comprises a waterproof layer 9 arranged on the outer side of the anti-corrosion layer 8. The corrosion-resistant layer and the waterproof layer 9 are arranged in a double protection way, so that the long-term corrosion resistance of the steel wire rope is enhanced, and the service life of the steel wire rope is prolonged.
Referring to fig. 1: the waterproof layer 9 is tightly adhered to the corrosion-resistant layer by a polymer adhesive. The tight combination of the anti-corrosion layer 8 and the waterproof layer 9 is ensured by the high polymer adhesive, so that the integrity of the steel wire rope is enhanced.
Referring to fig. 1: the extrusion-resistant steel cord further comprises a wear layer 10 arranged at the outermost side. The wear layer 10 is a polyurethane layer. The polyurethane layer has better strength and wear resistance. The surface of the wear-resistant layer 10 may be provided with a wave-shaped anti-skid pattern, and the surface of the wear-resistant layer 10 may be provided with a predetermined number of tooth-shaped protrusions. The toothed protrusions are uniformly distributed on the outer portion of the polyurethane layer, so that the contact area of the surface of the steel wire rope can be reduced, the abrasion degree of the steel wire rope is reduced, the steel wire rope is effectively protected, and the service life of the steel wire rope is prolonged.
Referring to fig. 1: the central strand 1 and the composite inner strand 2 are composed of a hemp rope core and a plurality of steel wires uniformly wrapped and twisted on the outer side of the hemp rope core, and the composite outer strand 3 is composed of a polypropylene core, a thin steel wire layer, a middle thin steel wire layer and a thick steel wire layer which are twisted on the outer side of the polypropylene core from inside to outside. The central ply 1 and the composite outer ply 3 are twisted in opposite directions. The structure of the central strand 1 and the composite inner layer strand 2 ensures that the steel wire rope is tightly twisted and firm, has high compactness, high flexibility and strength and good torsion resistance, and is not easy to break.
The foregoing disclosure is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. An extrusion-resistant steel wire rope, characterized in that: the novel composite inner layer strand comprises a central strand, a composite inner layer strand and a composite outer layer strand which are formed by forging and compacting, wherein the composite inner layer strand comprises 6 first layer inner layer strands uniformly arranged on the outer side of the central strand and 12 second layer inner layer strands uniformly arranged on the outer side of the first layer inner layer strand, the second layer inner layer strand comprises 6 thick strands and 6 thin strands, the thick strands are in contact with any two adjacent first inner layer strands, the thin strands are arranged between the two adjacent thick strands, a steel wire mesh layer is coated on the outer side of the composite inner layer strand, the cross section of the composite outer layer strand after forging and compacting is in a fan-shaped structure, and the composite outer layer strand is uniformly wrapped and twisted on the periphery of the composite inner layer strand.
2. The extrusion-resistant steel cord according to claim 1, wherein: the extrusion-resistant steel wire rope further comprises a buffer layer, wherein the buffer layer is arranged on the outer side of the composite outer layer strand, and comprises an elastic material layer and a preset number of first reinforcing strands uniformly distributed in the elastic material layer.
3. The extrusion-resistant steel cord according to claim 2, wherein: the elastic material layer is an anti-deformation rubber cushion.
4. The extrusion-resistant steel cord according to claim 2, wherein: and a heat-resistant rubber layer is arranged at the gap between the buffer layer and the composite outer layer strand.
5. The extrusion-resistant steel cord according to claim 1, wherein: the extrusion-resistant steel wire rope further comprises a preset number of second reinforcing strands, and the preset number of second reinforcing strands are attached between two adjacent composite outer layer strands and between the composite outer layer strands and the composite inner layer strands.
6. The extrusion-resistant steel cord according to claim 2, wherein: the extrusion-resistant steel wire rope further comprises an anti-corrosion layer arranged on the outer side of the buffer layer, and the anti-corrosion layer is made of graphene materials.
7. The extrusion-resistant steel cord according to claim 6, wherein: the extrusion-resistant steel wire rope further comprises a waterproof layer arranged on the outer side of the anti-corrosion layer.
8. The extrusion-resistant steel cord according to claim 7, wherein: the waterproof layer is tightly adhered to the anti-corrosion layer through a high polymer adhesive.
9. The extrusion-resistant steel cord according to claim 1, wherein: the extrusion-resistant steel wire rope further comprises a wear-resistant layer arranged at the outermost side.
10. The extrusion-resistant steel cord as claimed in any one of claims 1 to 9, wherein: the central strand and the composite inner strand consist of a hemp rope core and a plurality of steel wires uniformly wrapped and twisted on the outer side of the hemp rope core, and the composite outer strand consists of a polypropylene core, a thin steel wire layer, a middle thin steel wire layer and a thick steel wire layer which are twisted on the outer side of the polypropylene core from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597051.6U CN219772544U (en) | 2022-12-30 | 2022-12-30 | Extrusion-resistant steel wire rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597051.6U CN219772544U (en) | 2022-12-30 | 2022-12-30 | Extrusion-resistant steel wire rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219772544U true CN219772544U (en) | 2023-09-29 |
Family
ID=88130093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223597051.6U Active CN219772544U (en) | 2022-12-30 | 2022-12-30 | Extrusion-resistant steel wire rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219772544U (en) |
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2022
- 2022-12-30 CN CN202223597051.6U patent/CN219772544U/en active Active
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