CN219240132U - Polymer wire rope core - Google Patents

Abstract

The utility model provides a high polymer steel wire rope core, which comprises an inner core formed by plying and hanging ultra-high molecular weight polyethylene fibers, and the inner core is directly formed by plying and hanging glue, and the core forming mode ensures that the rope core has higher strength, good wear resistance and light weight; the arrangement of the composite middle layer core ensures that the rope core has high tensile strength, and simultaneously, the corresponding breaking strength is high and the elastic modulus is high; the arrangement of the reinforced thick steel wires and the reinforced thin steel wires also ensures the tensile strength of the rope core; the extrusion between rope core and each strand of periphery can be buffered in the setting of inoxidizing coating for wire rope is more stable and be difficult for being crushed by external object in the in-process of using, and then has increased wire rope's compressive capacity, and when arc recess also makes the rope core preparation for wire rope simultaneously, in can embedding arc recess with the periphery strand of rope core contact, makes the rope core more be convenient for make wire rope, and it is more convenient to use. Therefore, the rope core has the characteristics of high strength, high density, light weight and the like, and has extremely high use value.

Description

Polymer wire rope core

Technical Field

The utility model relates to the technical field of steel wire rope cores, in particular to a high polymer steel wire rope core.

Background

The steel wire rope is a spiral steel wire bundle formed by twisting steel wires with mechanical properties and geometric dimensions meeting the requirements together according to a certain rule, and consists of the steel wires, a rope core and lubricating grease. The steel wire rope has high strength, light dead weight, stable work, difficult sudden whole root breakage, reliable work and wide application in daily life. Because of the unique properties of steel wire ropes, steel wire ropes have been so far indispensable materials or components in the fields of metallurgy, mining, oil and gas drilling, machinery, chemical industry, aerospace and the like, and therefore, the quality of steel wire ropes is also paid attention to by a plurality of industries, wherein a steel wire rope core is a key ring for guaranteeing the quality of steel wire ropes.

Therefore, improving the structural design of the rope core and improving the applicability of the rope core is an effective way for improving the comprehensive service performance of the steel wire rope. The comprehensive performance of the rope core of the steel wire rope is improved, for example, the strength of the rope core is improved, the oil absorption of the rope core is not influenced, the pressure resistance of the rope core is improved, and the like, so that the steel wire rope has important significance for improving the rope core and the whole steel wire rope. Through changing single rope core structure to realize optimizing the rope core, and then strengthen the performance of rope core, promote life and be the main pursuit of present stage. The steel wire rope cores such as the composite steel wire rope core of the Chinese utility model patent with the application number of CN202220452744.7 aim to solve the problems of the performance of the rope core, the service life of the rope core and the like.

Disclosure of Invention

The utility model aims to provide a high polymer steel wire rope core, which solves the problems of low strength and short service life of the existing part of steel wire rope cores.

The utility model provides a polymer wire rope core, its includes that an ultra high molecular weight polyethylene fiber closes the inner core that the strand rubberized formed, 6 compound middle level cores, 12 strengthen thick steel wires, 12 strengthen thin steel wires and a inoxidizing coating, 6 compound middle level cores evenly encircle and set up in the inner core outside, 12 strengthen thick steel wires evenly encircle set up in compound middle level core outside, 12 strengthen thin steel wire fill set up in strengthen thick steel wires keep away from the clearance between compound middle level core one side, the inoxidizing coating set up in strengthen thick steel wire outside, this inoxidizing coating contains 6 strands and is the outer cores of arc form elastic rubber, adjacent two be formed with the arc recess between the outer cores of elastic rubber.

Preferably, the composite middle layer core comprises a central steel wire and a plurality of high-strength polyester cores arranged on the outer side of the central steel wire in a surrounding twisting mode.

Further, the diameter of the high-strength terylene core is equal to the diameter of the central steel wire.

Preferably, the length direction of the elastic rubber outer core is provided with a penetrating oil storage hole, and lubricating grease is stored in the penetrating oil storage hole. The lubricating oil in the oil storage hole is extruded through the oil outlet hole, and after the lubricating oil is extruded, all strands of the periphery of a steel wire rope using the high polymer steel wire rope core can be lubricated, so that the lubricating performance of the rope core is enhanced.

Further, the two ends of the penetrating oil storage hole are provided with the blocking pieces, and lubricating grease cannot overflow from the end portions due to the arrangement of the blocking pieces.

Preferably, the strength of the ultra-high molecular weight polyethylene fiber is 30cN/dtex to 40cN/dtex.

Preferably, a gap between the composite middle layer core and the reinforced thick steel wire is filled with a polymer fiber filling core, and the polymer fiber filling core is a polyarylester fiber filling core. The tensile property of the rope core is increased, and the corrosion resistance of the rope core is correspondingly increased. The polyarylate fiber filling core has excellent wear resistance, aging resistance and chemical corrosion resistance, and the process of filling is greatly shortened, the production efficiency is improved, and the cost is reduced without glue or chemical reagent addition treatment. The fiber used for preparing the rope core has small creep, excellent dimensional stability, good flame retardant property and excellent mechanical property. Therefore, the filled polyarylester fiber filling core further enhances the performance of the rope core, and has more excellent ageing resistance, chemical corrosion resistance and mechanical property.

Preferably, the outer sides of the reinforced thick steel wire and the reinforced thin steel wire are both provided with a galvanized layer. The galvanized layer is arranged to enable the wear resistance of the reinforced thick steel wire and the reinforced thin steel wire to be improved, and the strength of the rope core is further improved.

Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a high polymer steel wire rope core, which comprises an inner core formed by combining and coating ultra-high molecular weight polyethylene fibers, 6 composite middle layer cores, 12 reinforced thick steel wires, 12 reinforced thin steel wires and a protective layer. The rope core is formed by directly stranding and rubberizing an inner core formed by stranding and rubberizing ultra-high molecular weight polyethylene fibers, and the rope core has higher strength, good wear resistance and light weight by adopting the core forming mode; the arrangement of the composite middle layer core ensures that the rope core has high tensile strength, and simultaneously, the corresponding breaking strength is high and the elastic modulus is high; the arrangement of the reinforced thick steel wires and the reinforced thin steel wires also ensures the tensile strength of the rope core; the extrusion between rope core and each strand of periphery can be buffered in the setting of inoxidizing coating for wire rope is more stable and be difficult for being crushed by external object in the in-process of using, and then has increased wire rope's compressive capacity, and when arc recess also makes the rope core preparation for wire rope simultaneously, in can embedding arc recess with the periphery strand of rope core contact, makes the rope core more be convenient for make wire rope, and it is more convenient to use. Therefore, the high-molecular steel wire rope core has the characteristics of high strength, high density, light weight and the like, has the advantages of good tensile strength, bending fatigue resistance, wear resistance, chemical corrosion resistance and the like, has extremely high use value and has higher service life.

Drawings

Fig. 1 is a schematic structural diagram of a polymer steel wire rope core according to the present utility model.

Wherein:

100-an inner core formed by folding and coating ultra-high molecular weight polyethylene fibers, 200-a composite middle layer core, 300-a reinforced coarse steel wire, 400-a reinforced fine steel wire, 500-an elastic rubber outer core and 600-an arc-shaped groove.

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, a polymer steel wire rope core includes an inner core 100 formed by plying and coating ultra-high molecular weight polyethylene fibers, 6 composite middle layer cores 200, 12 reinforced coarse steel wires 300, 12 reinforced fine steel wires 400, and a protective layer, 6 composite middle layer cores 200 are uniformly and circumferentially arranged at the outer sides of the inner core, 12 reinforced coarse steel wires 300 are uniformly and circumferentially arranged at the outer sides of the composite middle layer cores 200, 12 reinforced fine steel wires 400 are filled in gaps arranged between one sides of the reinforced coarse steel wires 300, which are far away from the composite middle layer cores 200, the protective layer is arranged at the outer sides of the reinforced coarse steel wires 300, the protective layer comprises 6 arc-shaped outer elastic rubber cores 500, and arc-shaped grooves 600 are formed between two adjacent outer elastic rubber cores 500.

Preferably, the composite middle layer core 200 comprises a central steel wire and a plurality of high-strength terylene cores circumferentially twisted and arranged outside the central steel wire. Further, the diameter of the high-strength terylene core is equal to the diameter of the central steel wire. The high-strength polyester core can be soaked with grease, so that the oil storage performance of the rope core is improved.

Preferably, the elastic rubber outer core 500 is provided with a through oil storage hole in the length direction, and lubricating grease is stored in the through oil storage hole. The lubricating oil in the oil storage hole is extruded through the oil outlet hole, and after the lubricating oil is extruded, all strands of the periphery of a steel wire rope using the high polymer steel wire rope core can be lubricated, so that the lubricating performance of the rope core is enhanced. Further, the two ends of the penetrating oil storage hole are provided with the blocking pieces, and lubricating grease cannot overflow from the end portions due to the arrangement of the blocking pieces. Optionally, a plurality of small holes can be formed through the side of the oil storage hole, so that the oil can overflow from the side conveniently.

Preferably, the strength of the ultra-high molecular weight polyethylene fiber is 30cN/dtex to 40cN/dtex, so that the strength of the rope core is sufficient. The outer sides of the reinforcing thick steel wires 300 and the reinforcing thin steel wires 400 are provided with a zinc plating layer. The provision of the zinc coating layer makes the reinforcing thick steel wire 300 and the reinforcing thin steel wire 400 wear-resistant, thereby improving the strength of the rope core.

Preferably, the gap between the composite middle layer core 200 and the reinforcing steel wire 300 is filled with a polymer fiber filling core, and the polymer fiber filling core is a polyarylate fiber filling core. The tensile property of the rope core is increased, and the corrosion resistance of the rope core is correspondingly increased. The polyarylate fiber filling core has excellent wear resistance, aging resistance and chemical corrosion resistance, and the process of filling is greatly shortened, the production efficiency is improved, and the cost is reduced without glue or chemical reagent addition treatment. The fiber used for preparing the rope core has small creep, excellent dimensional stability, good flame retardant property and excellent mechanical property. Therefore, the filled polyarylester fiber filling core further enhances the performance of the rope core, and has more excellent ageing resistance, chemical corrosion resistance and mechanical property.

Preferably, the diameter of the inner core 100 formed by the ultra-high molecular weight polyethylene fiber stranded and rubberized is equal to the diameter of the composite middle layer core 200. Thereby facilitating the production and the manufacture of the rope core. The inner core 100 formed by the ply-stranding and glue-coating of the ultra-high molecular weight polyethylene fiber is in a point contact form with the composite middle layer core 200, the two composite middle layer cores 200 and the composite middle layer core 200 and the reinforced thick steel wire 300, so that stress concentration points in the rope core can be correspondingly reduced.

The utility model provides a high polymer steel wire rope core, which comprises an inner core 100 formed by folding and coating ultra-high molecular weight polyethylene fibers, 6 composite middle layer cores 200, 12 reinforced thick steel wires 300, 12 reinforced thin steel wires 400 and a protective layer. The inner core 100 formed by the ultra-high molecular weight polyethylene fiber stranded and rubberized is directly stranded and rubberized, and the cored mode ensures that the rope core has higher strength, good wear resistance and light weight; the arrangement of the composite middle layer core 200 ensures that the rope core has high tensile strength, and simultaneously, the corresponding breaking strength is high and the elastic modulus is high; the arrangement of the reinforcing thick steel wire 300 and the reinforcing thin steel wire 400 also ensures the tensile strength of the rope core; the extrusion between rope core and each strand of periphery can be buffered in the setting of inoxidizing coating for wire rope is more stable and be difficult for being crushed by external object in the in-process of using, and then has increased wire rope's compressive capacity, and arc recess 600 also makes when the rope core was made for wire rope simultaneously, and the periphery strand of contact with the rope core can imbed in arc recess 600, makes the rope core be convenient for more make wire rope, and it is more convenient to use. Therefore, the high-molecular steel wire rope core has the characteristics of high strength, high density, light weight and the like, has the advantages of good tensile strength, bending fatigue resistance, wear resistance, chemical corrosion resistance and the like, has extremely high use value and has higher service life.

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 (8)

1. The utility model provides a polymer wire rope core which characterized in that: the reinforced composite middle layer comprises an inner core formed by laminating and rubberizing ultra-high molecular weight polyethylene fibers, 6 composite middle layer cores, 12 reinforced coarse steel wires, 12 reinforced fine steel wires and a protective layer, wherein 6 composite middle layer cores uniformly surround the outer side of the inner core, 12 reinforced coarse steel wires uniformly surround the outer side of the composite middle layer cores, 12 reinforced fine steel wires are filled and arranged in gaps between one sides of the reinforced coarse steel wires far away from the composite middle layer cores, the protective layer is arranged on the outer sides of the reinforced coarse steel wires, the protective layer comprises 6 arc-shaped elastic rubber outer cores, and arc-shaped grooves are formed between the adjacent elastic rubber outer cores.

2. The polymeric steel-wire rope core of claim 1, wherein the composite middle-layer core comprises a central steel wire and a plurality of high-strength polyester cores arranged around the outside of the central steel wire in a twisting manner.

3. The polymeric steel cord core of claim 2, wherein the high-strength polyester core has a diameter equal to the diameter of the center steel cord.

4. The polymer wire rope core according to claim 1, wherein the elastic rubber outer core is provided with a penetrating oil storage hole in a length direction, and the penetrating oil storage hole stores lubricating grease.

5. The polymer wire rope core according to claim 4, wherein blocking pieces are arranged at two ends of the penetrating oil storage hole.

6. The polymeric steel cord core according to claim 1, wherein the ultra-high molecular weight polyethylene fiber has a strength of 30cN/dtex to 40cN/dtex.

7. The polymeric steel cord core according to claim 1, wherein the gap between the composite middle layer core and the reinforcing steel wire is filled with a polymeric fiber filling core, which is a polyarylate fiber filling core.

8. The polymeric steel cord core according to claim 1, wherein the outer sides of the reinforcing thick steel wire and the reinforcing thin steel wire are provided with a zinc plating layer.

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