CN222594449U - A compacted strand steel wire rope - Google Patents

Abstract

The utility model provides a compacted strand process steel wire rope, which comprises a central strand, wherein the periphery of an outer layer steel wire is provided with a concave steel wire cambered surface, an inner layer strand is tightly twisted at the steel wire cambered surface, so that the steel wire rope can be more tightly twisted, the torsion resistance of the steel wire rope is improved, the steel wire rope can be kept stable under high load conditions, the loosening and deformation risks of the steel wire rope are reduced, the inner layer strand is tightly combined by filling gaps between the inner layer strand and a polyamide resin layer, the strength of the steel wire rope is ensured, and grease can infiltrate between strands of the steel wire rope when the compacted strand is used, so that the abrasion and corrosion of the steel wire rope can be effectively reduced, and the service life of the compacted strand is prolonged. Meanwhile, the arrangement of the polyamide resin layer, the protection net layer and the wear-resistant layer also ensures the flame retardance, corrosion resistance and wear resistance of the steel wire rope. Therefore, the design structure is compact, and the torsion resistance, the service life extension, the structural stability and the safety and reliability are excellent.

Description

Compacted-strand process steel wire rope

Technical Field

The utility model relates to the technical field related to steel wire ropes, in particular to a compacted strand process steel wire rope.

Background

The steel wire rope is a spiral steel wire bundle formed by twisting steel wires with mechanical properties and geometric dimensions according to a certain rule, wherein the steel wires are twisted into strands by a plurality of layers of steel wires, and the steel wire rope is twisted into a spiral rope by a certain number of strands by taking a rope core as the center.

The steel wire rope is widely applied to the fields of hoisting, transportation, engineering construction and the like. In some special applications, steel cords with higher strength, better wear resistance and oil storage properties are needed to meet special engineering requirements. Conventional steel cords are usually formed by twisting a plurality of steel wires, and the technology and structure of the conventional steel cords are often limited, so that special performance requirements are difficult to achieve, and the field of steel cords is continuously pursuing higher performance. To this end we provide a compacted strand process wire rope.

Disclosure of utility model

The utility model aims to provide a compacted strand process steel wire rope, solves the problems existing in the traditional steel wire rope, and has higher strength, wear resistance, oil storage performance and the like.

The utility model provides a compaction strand technology wire rope, its includes a center strand, stranded inlayer strand, stranded triangle strand, stranded oil storage strand, a polyamide resin layer, a protection net layer and an wearing layer, the inlayer strand is spiral compaction package and twists in the center strand outside, polyamide resin layer the protection net layer and wearing layer from interior to exterior parcel in the outside of inlayer strand, oil storage strand pack set up in the center strand with the clearance between the inlayer strand, triangle strand pack set up in the clearance between inlayer strand and the polyamide resin layer, wherein, the center strand contains a center steel wire and sets up a plurality of outer steel wires in the center steel wire outside, the outer periphery that the outer steel wire kept away from the center steel wire is equipped with the sunken wire cambered surface in center steel wire axis one side, the inlayer strand closely twist in steel wire cambered surface department.

Preferably, the inner strand comprises an inner thick steel wire and a plurality of inner thin steel wires, the inner thin steel wires are twisted into a plurality of outer thin steel wire bundles, and the outer thin steel wire bundles are uniformly and spirally twisted on the outer side of the inner thick steel wire.

Preferably, the oil storage strand is a fibrilia oil storage strand, and the fibrilia oil storage strand is fully soaked with grease. The fibrilia has good oil absorption properties, so that the fibrilia oil storage strand can efficiently absorb and store grease or other lubricating medium. The continuous lubrication of the steel wire rope during operation is ensured, and the abrasion and heat generation of the steel wire rope are reduced.

Preferably, the triangular strand is a West-robust structure triangular strand formed by a plurality of steel wires, so that the steel wire rope can bear higher load and longer friction, and the service life of the steel wire rope is prolonged.

Preferably, the protective net layer is a glass fiber protective net layer with a mesh diameter not larger than 3×3 mm. The glass fiber protection net layer has excellent wear resistance and can effectively resist external physical friction and abrasion. The protection net layer not only can protect the inner steel wire strands, but also can tightly wrap the inner steel wire strands to a certain extent to prevent the inner steel wire strands from loosening, which is helpful for maintaining the stability of the steel wire rope under high load and vibration conditions.

Further, the glass fiber protection net layer is spirally wound on the outer side of the inner layer strand. The whole structure of the steel wire rope is reinforced, so that the steel wire rope is firmer, deformation and torsion of the steel wire rope are reduced, and the load bearing capacity of the steel wire rope is improved.

Preferably, the central strand and the inner layer strand are both compacted strands, and the compaction ratio is 15-18%. The central strand and the inner strand have higher strength and stability, the load bearing capacity of the steel wire rope is improved, the maintenance cost is reduced, and the reliability and the safety of engineering projects are enhanced.

Preferably, the wear-resistant layer is an aluminum oxide wear-resistant layer, and the thickness is 1-3 mm, so that the steel wire rope has excellent wear resistance.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model provides a compacted strand process steel wire rope which comprises a central strand, a plurality of inner layer strands, a plurality of triangular strands, a plurality of oil storage strands, a polyamide resin layer, a protective net layer and a wear-resistant layer. The outer periphery of the outer layer steel wire contained in the central strand is provided with a concave steel wire cambered surface, the inner layer strand is tightly twisted at the steel wire cambered surface, so that the steel wire rope can be tightly twisted, the torsion resistance of the steel wire rope is improved, the steel wire rope can be kept stable under high load conditions, the loosening and deformation risks of the steel wire rope are reduced, the triangular strand is filled in a gap between the inner layer strand and the polyamide resin layer, so that the inner bonding of the steel wire rope strand is tight, the strength of the steel wire rope is ensured, and the oil storage strand is extruded when in use, so that the oil can infiltrate between the strands of the steel wire rope, the abrasion and corrosion of the steel wire rope can be effectively reduced, and the service life of the steel wire rope is prolonged. Meanwhile, the arrangement of the polyamide resin layer, the protection net layer and the wear-resistant layer also ensures the flame retardance, corrosion resistance and wear resistance of the steel wire rope. Therefore, the compact strand process steel wire rope is compact in design structure, excellent in torsion resistance, long in service life, stable in structure, safe, reliable and the like, and better in performance and reliability.

Drawings

Fig. 1 is a schematic structural view of a compacted strand process wire rope according to the present utility model.

Wherein:

100-center strand, 200-inner strand, 300-triangular strand, 400-oil storage strand, 500-polyamide resin layer, 600-protection net layer, 700-wear-resistant layer and 110-steel wire cambered surface.

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 present embodiment provides a compacted strand process wire rope, which comprises a central strand 100, a plurality of inner strands 200, a plurality of triangular strands 300, a plurality of oil storage strands 400, a polyamide resin layer 500, a protective mesh layer 600 and a wear-resistant layer 700, wherein the inner strands 200 are spirally compacted and wrapped outside the central strand 100, the polyamide resin layer 500, the protective mesh layer 600 and the wear-resistant layer 700 are wrapped outside the inner strands 200 from inside to outside, the oil storage strands 400 are filled in the gap between the central strands 100 and the inner strands 200, the triangular strands 300 are filled in the gap between the inner strands 200 and the polyamide resin layer 500, the central strand 100 comprises a central wire and a plurality of outer wires arranged outside the central wire, the outer circumference of the outer wires far from the central wire is provided with a wire cambered surface 110 recessed toward one side of the axis of the central wire, and the inner strands 200 are tightly twisted at the cambered surface 110. In this embodiment, the number of the inner strands 200 and the number of the triangular strands 300 are 6.

Preferably, the inner strand 200 comprises an inner thick wire and a plurality of inner thin wires, and the inner thin wires are twisted into a plurality of outer thin wire bundles, and the outer thin wire bundles are uniformly and spirally twisted on the outer side of the inner thick wire.

Preferably, the oil storage strand 400 is a fibrilia oil storage strand 400, and the fibrilia oil storage strand 400 is fully soaked with grease. The fibrilia has good oil absorption properties, so the fibrilia oil storage strand 400 can efficiently absorb and store grease or other lubricating medium. The continuous lubrication of the steel wire rope during operation is ensured, and the abrasion and heat generation of the steel wire rope are reduced.

Preferably, the triangular strand 300 is a siru-shaped triangular strand 300 formed by a plurality of steel wires, so that the steel wire rope can bear higher load and longer friction, and the service life of the steel wire rope is prolonged.

Preferably, the protective mesh layer 600 is a glass fiber protective mesh layer 600 having a mesh diameter of not more than 3×3 mm. The glass fiber protection web 600 has excellent abrasion resistance and can effectively resist external physical friction and abrasion. The protection layer 600 not only protects the inner strands, but also tightly encapsulates the inner strands to some extent, preventing them from loosening, which helps the wire rope to remain stable under high load and vibration conditions. Further, the glass fiber protection web 600 is spirally wound around the outer side of the inner ply strand 200. The whole structure of the steel wire rope is reinforced, so that the steel wire rope is firmer, deformation and torsion of the steel wire rope are reduced, and the load bearing capacity of the steel wire rope is improved.

Preferably, the central strand 100 and the inner strand 200 are compacted strands, and the compaction ratio is 15-18%, so that the central strand 100 and the inner strand 200 have higher strength and stability, the load bearing capacity of the steel wire rope is improved, the maintenance cost is reduced, and the reliability and safety of engineering projects are enhanced. Preferably, the wear-resistant layer 700 is an aluminum oxide wear-resistant layer 700, and the thickness is 1-3 mm, so that the steel wire rope has excellent wear resistance. The aluminum oxide wear-resistant layer 600 is arranged on the outer side of the glass fiber protection net layer 600, so that the aluminum oxide wear-resistant layer 600 can be arranged more tightly, and has better and more durable friction resistance.

The present utility model provides a compacted strand process wire rope comprising a central strand 100, a plurality of inner strands 200, a plurality of triangular strands 300, a plurality of oil storage strands 400, a polyamide resin layer 500, a protective mesh layer 600 and a wear resistant layer 700. The outer periphery of the outer layer steel wire contained in the central strand 100 is provided with a concave steel wire cambered surface 110, the inner layer strand 200 is tightly twisted at the steel wire cambered surface 110, so that the steel wire rope can be more tightly twisted, the torsion resistance of the steel wire rope is improved, the steel wire rope can be kept stable under high load conditions, the loosening and deformation risks of the steel wire rope are reduced, the triangular strand 300 is filled in the gap between the inner layer strand 200 and the polyamide resin layer 500, so that the steel wire strands are tightly combined, the strength of the steel wire rope is ensured, and the oil storage strand 400 is arranged between the strands of the steel wire rope in use, so that the abrasion and corrosion of the steel wire rope can be effectively reduced, and the service life of the steel wire rope is prolonged. Meanwhile, the arrangement of the polyamide resin layer 500, the protection net layer 600 and the wear-resistant layer 700 also ensures the flame retardance, corrosion resistance and wear resistance of the steel wire rope, and the inner layer strand 200 is spirally compacted and wrapped outside the central strand 100, so that the anti-loosening effect of the steel wire rope is better. Therefore, the compact strand process steel wire rope is compact in design structure, excellent in torsion resistance, long in service life, stable in structure, safe, reliable and the like, and better in performance and reliability.

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 compacted strand process steel wire rope is characterized by comprising a central strand, a plurality of inner layer strands, a plurality of triangular strands, a plurality of oil storage strands, a polyamide resin layer, a protective net layer and a wear-resistant layer, wherein the inner layer strands are spirally compacted and wrapped outside the central strand, the polyamide resin layer, the protective net layer and the wear-resistant layer are wrapped outside the inner layer strands from inside to outside, the oil storage strands fill gaps between the central strand and the inner layer strands, the triangular strands fill gaps between the inner layer strands and the polyamide resin layer, the central strand comprises a central steel wire and a plurality of outer steel wires arranged outside the central steel wire, the outer circumference of the outer steel wire, far away from the central steel wire, is provided with a steel wire cambered surface which is sunken towards one side of the axis of the central steel wire, and the inner layer strands are tightly twisted at the steel wire cambered surface.

2. The compacted strand process wire rope of claim 1, wherein the inner strand comprises an inner thick wire and a plurality of inner thin wires, the plurality of inner thin wires being twisted into a plurality of outer thin wire bundles, the outer thin wire bundles being uniformly helically twisted around the outer side of the inner thick wire.

3. The compacted strand process wire rope of claim 1, wherein the oil storage strand is a fibrilia oil storage strand.

4. The compacted strand process rope of claim 1, wherein the triangular strand is a siru-structured triangular strand of a plurality of steel wires.

5. A compacted strand process wire rope according to claim 1, wherein the protective mesh layer is a glass fibre protective mesh layer having a mesh diameter of not more than 3 x 3 mm.

6. A compacted strand process wire rope according to claim 5, wherein the glass fiber protection web is helically wound around the outside of the inner strand.

7. A compacted strand process wire rope according to claim 1, wherein the central strand and the inner layer strand are both compacted strands and the compaction ratio is 15-18%.

8. A compacted strand process wire rope according to claim 1, wherein the wear layer is an aluminium oxide wear layer.