Traction steel wire with composite structure

Abstract

The utility model discloses a traction steel wire with a composite structure, and belongs to the technical field of traction steel wires. The structure of the cable comprises a 301 stainless steel inner core, a 304 stainless steel outer coating layer, an insulating sleeve, a spacer region, a positioning block, an outer sheath, holes and ribs. The 301 stainless steel inner core and the 304 stainless steel outer coating layer are mutually nested inside and outside, an insulating sleeve is sleeved outside the 304 stainless steel outer coating layer, a plurality of rows of positioning blocks are arranged on the insulating sleeve along the axial direction, a spacer region is arranged between two adjacent rows of positioning blocks, an outer sheath is sleeved outside the insulating sleeve, a hole is formed in the outer sheath, and the 304 stainless steel outer coating layer is sleeved outside the hole. Ribs extending in the axial direction are arranged at the positions, located in the spacer regions, of the insulating sleeve. According to the utility model, an internal structure with double metal layers is constructed, and the insulation sleeve and the outer sheath are adopted to play insulation and protection roles. According to the utility model, the problem of mistaken electric shock caused by traction of the steel wire can be avoided, and the structure strength is good. The device is reasonable in structure and has remarkable technical advantages.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of traction steel wire, concretely is a traction steel wire of composite structure. BACKGROUND

[0002] Steel wire is a wire made of steel, usually with a diameter of 1.0 mm or more. Common materials include 201, 202, 302, 304 stainless steel types. Steel wire has high dimensional accuracy and is commonly used in high-precision manufacturing applications. In addition, steel wire also refers to the connecting components in the ignition system of automobile engine, responsible for connecting the ignition coil and spark plug, transmitting high-voltage electricity to ignite the mixture.

[0003] Steel wire has various applications in industry and automotive field. In industry, steel wire can be used to manufacture springs, steel wire ropes, etc.; in automotive field, it is an important component of the ignition system, ensuring the normal operation of the engine. In addition, for large-diameter steel wire materials, they can also be used as traction directly under stress. Currently, the structural strength of ordinary steel wire still needs to be improved, and as a good conductor, its free extension also poses certain safety risks. SUMMARY

[0004] The first technical problem to be solved by the utility model is that ordinary traction steel wire as a good conductor naturally extends and poses certain safety risks.

[0005] The second technical problem to be solved by the utility model is how to improve the structural strength of traction steel wire.

[0006] To achieve the above technical purposes, the utility model adopts the following technical solutions:

[0007] A traction steel wire of composite structure comprises a 301 stainless steel inner core, a 304 stainless steel outer cladding layer, an insulating sleeve, a spacing area, a positioning block, an outer sheath, a hole, and a rib. The 301 stainless steel inner core and the 304 stainless steel outer cladding layer are nested inside and outside each other. The insulating sleeve is sleeved outside the 304 stainless steel outer cladding layer. A plurality of rows of positioning blocks are arranged axially on the insulating sleeve. A spacing area is arranged between two adjacent rows of positioning blocks. The outer sheath is sleeved outside the insulating sleeve. The hole is arranged on the outer sheath. The rib extending axially is arranged on the insulating sleeve at the position of the spacing area.

[0008] Preferably, the cross section of the rib is circular or sector-shaped.

[0009] Preferably, the distance between any two adjacent positioning blocks in each row of positioning blocks is equal.

[0010] Preferably, the rib is located below the hole.

[0011] Preferably, the holes are arranged in rows, and each row of holes extends axially.

[0012] In the structure of the utility model, 301 stainless steel inner core and 304 stainless steel outer cladding constitute inner and outer nesting structure, wherein 301 stainless steel inner core has good ductility and strength, which ensures that the axial position of the steel wire has reliable structural strength, and 304 stainless steel has good mechanical properties and corrosion resistance. The insulating sleeve is used to play the role of internal and external insulation, the interval area is provided with ribs, and the ribs and the positioning blocks are arranged in rows and extend, which are used to play the roles of spacing, positioning and the like between the insulating sleeve and the outer sheath. The outer sheath is further used as an outer protective structure, and the holes formed in the outer sheath improve the bendability of the outer sheath to a certain extent.

[0013] The utility model discloses a traction steel wire of composite structure. This technical innovation constructs the internal structure of bimetallic layer, and adopts the insulating sleeve and outer sheath to play the roles of insulation and protection. By applying the utility model, the electric shock caused by the traction steel wire can be avoided, and the utility model has good structural strength. The utility model has reasonable structure and has significant technical advantages. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall view of the utility model;

[0015] Figure 2 It is the split view of the utility model;

[0016] Figure 3 It is the structure view of the insulating sleeve;

[0017] Among them:

[0018] 1. Inner core of 301 stainless steel 2. Outer cladding of 304 stainless steel 3. Insulating sleeve 4. Spacing region 5. Positioning block 6. Outer sheath 7. Aperture 8. Rib. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. In addition, those skilled in the art can know that, with the development of technology and the appearance of new scenes, the technical solutions provided by the embodiments of the present application are also applicable to similar technical problems.

[0020] In the description of the present application, it should be understood that, unless otherwise defined, all the technical and scientific terms used in the present application are the same as the meanings commonly understood by those skilled in the art of the technology to which the present application belongs. In addition, any term used is only for the purpose of describing the specific embodiments, and is not intended to limit the present application.

[0021] Moreover, for a better understanding of the present application, numerous specific details are given in the following detailed description. The skilled person will understand that the present application can be practiced without certain specific details. In some instances, well-known methods, devices, elements and circuits have not been described in detail so as not to obscure the understanding of the present application.

[0022] Embodiment 1

[0023] A traction steel wire with a composite structure, as shown in Figures 1-3 , comprises a 301 stainless steel inner core 1, a 304 stainless steel outer cladding 2, an insulating sleeve 3, a spacing area 4, a positioning block 5, an outer sheath 6, a hole 7, and a rib 8. The 301 stainless steel inner core 1 and the 304 stainless steel outer cladding 2 are nested inside and outside each other. The 304 stainless steel outer cladding 2 is sleeved with the insulating sleeve 3. A plurality of rows of positioning blocks 5 are arranged on the insulating sleeve 3 in the axial direction. A spacing area 4 is arranged between two adjacent rows of positioning blocks 5. The insulating sleeve 3 is sleeved with the outer sheath 6. The outer sheath 6 is provided with the hole 7. The rib 8 extending in the axial direction is arranged on the insulating sleeve 3 at the position of the spacing area 4. The 301 stainless steel inner core 1 and the 304 stainless steel outer cladding 2 form a nested structure. The 301 stainless steel inner core 1 has good ductility and strength, which ensures that the axial position of the steel wire has reliable structural strength. The 304 stainless steel has good mechanical properties and corrosion resistance. The insulating sleeve 3 serves as an inner and outer insulation. The spacing area 4 is provided with the rib 8. The rib 8 and the positioning block 5 extend in rows and serve as spacing and positioning between the insulating sleeve 3 and the outer sheath 6. The outer sheath 6 serves as a further outer protection structure. The hole 7 improves the flexibility of the outer sheath 6 to a certain extent.

[0024] Embodiment 2

[0025] A traction steel wire with a composite structure, as shown in Figures 1-3 , comprises a 301 stainless steel inner core 1, a 304 stainless steel outer cladding 2, an insulating sleeve 3, a spacing area 4, a positioning block 5, an outer sheath 6, a hole 7, and a rib 8. The 301 stainless steel inner core 1 and the 304 stainless steel outer cladding 2 are nested inside and outside each other. The 304 stainless steel outer cladding 2 is sleeved with the insulating sleeve 3. A plurality of rows of positioning blocks 5 are arranged on the insulating sleeve 3 in the axial direction. A spacing area 4 is arranged between two adjacent rows of positioning blocks 5. The insulating sleeve 3 is sleeved with the outer sheath 6. The outer sheath 6 is provided with the hole 7. The rib 8 extending in the axial direction is arranged on the insulating sleeve 3 at the position of the spacing area 4. The cross section of the rib 8 is circular or sector-shaped. In each row of positioning blocks 5, the distance between any two adjacent positioning blocks 5 is equal. The rib 8 is located below the hole 7. The holes 7 are arranged in rows. Each row of holes 7 extends in the axial direction.

[0026] In view of the foregoing, after reading this detailed disclosure, those skilled in the art can appreciate that the foregoing detailed disclosure can be presented only in an exemplary manner, and can not be limiting. Although not explicitly described herein, those skilled in the art can understand that the present application intends to encompass various reasonable changes, improvements and modifications to the embodiments. These changes, improvements and modifications are intended to be presented by the present application, and are within the spirit and scope of the exemplary embodiments of the present application.

[0027] It should be understood that, in the foregoing description of embodiments of the present application, for the purpose of facilitating understanding of one feature, the present application combines various features in a single embodiment, drawing or its description for the purpose of simplifying the present application. However, this does not mean that the combination of these features is necessary, and it is entirely possible for those skilled in the art to extract part of the features as a separate embodiment when reading the present application.

[0028] It should be understood that the embodiments disclosed herein are illustrative of the principles of the present application. Other modified embodiments are within the scope of the present application. The embodiments disclosed herein are merely examples and are not limiting of the embodiments of the present application, which are limited only by the claims precisely describing them.

Claims

1. A traction steel cord of a composite structure, characterized in that, The utility model relates to a kind of 301 stainless steel inner core, 304 stainless steel outer cladding, insulating sleeve, interval area, locating block, outer sheath, hole, rib;301 stainless steel inner core (1) and 304 stainless steel outer cladding (2) are nested each other, and the outside of 304 stainless steel outer cladding (2) is equipped with insulating sleeve (3), and a plurality of rows of locating block (5) are provided on insulating sleeve (3) along the axial direction, interval area (4) is provided between the two adjacent rows of locating block (5), and the outside of insulating sleeve (3) is equipped with outer sheath (6), and hole (7) is provided on outer sheath (6), and rib (8) extending along the axial direction is provided on insulating sleeve (3) at the position of interval area (4).

2. A composite structure of a traction steel cord according to claim 1, characterized in that, The cross section of rib (8) is circular or sector.

3. A composite structure of a traction steel cord according to claim 1, characterized in that, In each row of locating block (5), the distance between any two adjacent locating block (5) is equal.

4. A composite structure of the steel cord according to claim 1, wherein, Rib (8) is located below hole (7).

5. A composite structure of a traction steel cord according to claim 1, wherein Hole (7) is arranged in rows, and each row of hole (7) extends along the axial direction.

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