CN215714225U - Ultra-high strength tensile steel cord - Google Patents

Abstract

The utility model discloses an extra-high-strength tensile steel cord, which comprises a first steel cord, a second steel cord and a high-strength tensile steel cord, wherein the first steel cord comprises first core wire steel wires, first middle layer steel wires and first outer layer steel wires, the first core wire steel wires are positioned between the first middle layer steel wires, the first middle layer steel wires are positioned between the first outer layer steel wires, the second steel cord comprises second core wire steel wires, second middle layer steel wires and second outer layer steel wires, the second core wire steel wires are positioned between the second middle layer steel wires, and the second middle layer steel wires are positioned between the second outer layer steel wires. This super high strength tensile steel cord is provided with high strength tensile steel cord, but under the additional action of first core wire steel wire, first intermediate level steel wire and first outer steel wire and second core wire steel wire, second intermediate level steel wire and second outer steel wire, when whole steel cord uses, just can play the tensile effect of high strength, prolongs its life, increases the practicality.

Description

Ultra-high strength tensile steel cord

Technical Field

The utility model relates to the technical field of steel cords, in particular to an ultra-high-strength tensile steel cord.

Background

The steel cord is made of high-quality high-carbon steel through surface coating, drawing and twisting, and is one of main framework materials of the tire. Steel cords are being developed from ordinary strength (NT) to high strength (HT), ultra-high Strength (ST) and ultra-high strength (UT).

The existing steel cord mostly adopts monofilaments which are thin, so that the rigidity and the strength of the steel cord are low, and the whole service life is short when the steel cord is used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an ultra-high-strength tensile steel cord to solve the problems that most of the existing steel cords in the background art adopt monofilaments, and the monofilaments are thin, so that the rigidity and the strength of the steel cord are low, and the whole service life of the steel cord is short when the steel cord is used for a long time.

In order to achieve the purpose, the utility model provides the following technical scheme: an ultra-high strength tensile steel cord comprises a first steel cord, a second steel cord and a high strength tensile steel cord,

the first steel cord comprises first core wire steel wires, first middle layer steel wires and first outer layer steel wires, the first core wire steel wires are positioned between the first middle layer steel wires, and the first middle layer steel wires are positioned between the first outer layer steel wires;

the second steel cord comprises second core wire steel wires, second middle layer steel wires and second outer layer steel wires, wherein the second core wire steel wires are positioned between the second middle layer steel wires, and the second middle layer steel wires are positioned between the second outer layer steel wires.

Preferably, the second outer layer steel wire includes first outer layer steel wire of group, second outer layer steel wire of group and the outer layer steel wire of third group, and twines each other between first outer layer steel wire of group, the outer layer steel wire of second group and the outer layer steel wire of third group.

Preferably, the second outer layer steel wires are provided with twelve groups, and the diameters of the twelve groups of second outer layer steel wires are the same.

Preferably, the high strength tensile steel cord comprises a first steel cord and a second steel cord, and the first steel cord is positioned between the second steel cords.

Compared with the prior art, the utility model has the beneficial effects that: the ultra-high strength tensile steel cord has the advantages that,

(1) the high-strength tensile steel cord is arranged, and can interact under the auxiliary action of the first core wire steel wire, the first middle layer steel wire, the first outer layer steel wire, the second core wire steel wire, the second middle layer steel wire and the second outer layer steel wire, so that when the whole steel cord is used, the high-strength tensile effect can be achieved, the service life of the steel cord is prolonged, and the practicability is improved;

(2) be provided with the outer steel wire of second, the outer steel wire of first group, the outer steel wire of second group and the outer steel wire intertwine of third group increase the steel wire diameter, and higher rigidity and elasticity when using prolong steel cord life.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a second core wire steel wire of the present invention distributed in a second intermediate layer steel wire;

fig. 3 is a schematic view of the structure of a second outer layer steel wire according to the present invention.

In the figure: 1. the steel wire comprises a first core wire steel wire, 2, a first middle layer steel wire, 3, a first outer layer steel wire, 4, a first steel cord, 5, a second core wire steel wire, 6, a second middle layer steel wire, 7, a second outer layer steel wire, 701, a first group of outer layer steel wires, 702, a second group of outer layer steel wires, 703, a third group of outer layer steel wires, 8, a second steel cord, 9 and a high-strength tensile steel cord.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an ultra-high strength tensile steel cord, as shown in fig. 1 and 2, a first steel cord 4 includes first core wire steel wires 1, first middle layer steel wires 2 and first outer layer steel wires 3, and the first core wire steel wires 1 are located between the first middle layer steel wires 2, and the first middle layer steel wires 2 are located between the first outer layer steel wires 3, a high strength tensile steel cord 9 includes first steel cords 4 and second steel cords 8, and the first steel cords 4 are located between the second steel cords 8, the arrangement of the first core wire steel wires 1, the second core wire steel wires 5, the first middle layer steel wires 2 and the second middle layer steel wires 6 can make the high strength tensile steel cord 9 have better rigidity, the first middle layer steel wires 2 and the second middle layer steel wires 6 are all provided with six, the first outer layer steel wires 3 are provided with twelve, the second outer layer steel wires 7 are provided with six groups, the first middle layer steel wires 2, the second middle layer steel wires 6, the second outer layer steel wires 7 are provided with six groups, and the first middle layer steel wires 2, the second middle layer steel wires 6, the second middle layer steel wires, The first outer layer steel wire 3 and the second outer layer steel wire 7 can play better tensile, antifatigue, impact resistance's effect, prolong its service life when using, increase the practicality.

As shown in fig. 1 and 3, the second steel cord 8 includes second core wire steel wires 5, second intermediate layer steel wires 6 and second outer layer steel wires 7, and the second core wire steel wires 5 are located between the second intermediate layer steel wires 6, while the second intermediate layer steel wires 6 are located between the second outer layer steel wires 7, the second outer layer steel wires 7 include first group of outer layer steel wires 701, second group of outer layer steel wires 702 and third group of outer layer steel wires 703, and the first group of outer layer steel wires 701, the second group of outer layer steel wires 702 and the third group of outer layer steel wires 703 are mutually wound, the second outer layer steel wires 7 are provided with twelve groups, and the twelve groups of second outer layer steel wires 7 have the same diameter, the second outer layer steel wires 7 are provided with twelve groups, and each group of second outer layer steel wires 7 is mutually wound through the first group of outer layer steel wires 701, the second group of outer layer steel wires 702 and the third group of outer layer steel wires 703, so that when operating at a later stage, an impact resistance can be better achieved, thereby prolonging its service life.

The working principle is as follows: when the extra-high-strength tensile steel cord is used, when the high-strength tensile steel cord 9 is used, the second outer layer steel wire 7 formed by the first group of outer layer steel wires 701, the second group of outer layer steel wires 702 and the third group of outer layer steel wires 703 extrudes the second middle layer steel wire 6, the second middle layer steel wire 6 extrudes the second core wire steel wire 5, and finally the first core wire steel wire 1 is extruded through the first outer layer steel wire 3 and the first middle layer steel wire 2, so that the high-strength tensile effect can be achieved under the self action of the first steel cord 4 and the second steel cord 8, the service life is prolonged, and the content which is not described in detail in the specification belongs to the prior art known by persons skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (4)

1. An extra high strength tensile steel cord comprising a first steel cord (4), a second steel cord (8) and a high strength tensile steel cord (9), characterized in that:

the first steel cord (4) comprises first core wire steel wires (1), first middle layer steel wires (2) and first outer layer steel wires (3), the first core wire steel wires (1) are positioned between the first middle layer steel wires (2), and the first middle layer steel wires (2) are positioned between the first outer layer steel wires (3);

the second steel cord (8) comprises second core wire steel wires (5), second intermediate layer steel wires (6) and second outer layer steel wires (7), and the second core wire steel wires (5) are located between the second intermediate layer steel wires (6), while the second intermediate layer steel wires (6) are located between the second outer layer steel wires (7).

2. An extra high strength tensile steel cord according to claim 1, characterized in that: the second outer layer steel wire (7) comprises a first group of outer layer steel wires (701), a second group of outer layer steel wires (702) and a third group of outer layer steel wires (703), and the first group of outer layer steel wires (701), the second group of outer layer steel wires (702) and the third group of outer layer steel wires (703) are mutually wound.

3. An extra high strength tensile steel cord according to claim 1, characterized in that: the second outer layer steel wires (7) are provided with twelve groups, and the diameters of the twelve groups of second outer layer steel wires (7) are the same.

4. An extra high strength tensile steel cord according to claim 1, characterized in that: the high-strength tensile steel cord (9) comprises a first steel cord (4) and a second steel cord (8), and the first steel cord (4) is located between the second steel cord (8).

Images