CN217635028U

CN217635028U - High-strength bolt wire

Info

Publication number: CN217635028U
Application number: CN202122887467.0U
Authority: CN
Inventors: 王奇飞; 闫海生; 陆红波; 吴波; 傅岳超; 孔祥升; 卿建华
Original assignee: Zheshang Zhongtuo Group Zhejiang New Material Technology Co ltd
Current assignee: Zheshang Zhongtuo Group Zhejiang New Material Technology Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-10-21
Anticipated expiration: 2031-11-24

Abstract

The utility model belongs to the technical field of the wire rod, especially, be a high strength bolt type wire rod, including the wire rod body, the inside of wire rod body is fixed with the heat-conducting layer, the surface of wire rod body is provided with the protective layer, the protective layer includes waterproof layer, anticorrosive coating and wearing layer. The utility model discloses a set up the heat-conducting layer in the inside of wire rod body, adapt to equipment fastening under the high temperature environment, conduct the heat dissipation, improve the heat dispersion of its wire rod body, and the wire rod body adopts the alloy structure steel, the structural strength of wire rod body has been strengthened, surface through the wire rod body sets up the protective layer, carry out fine protection to wire rod body surface, prevent that the surface of wire rod body from intaking through the waterproof layer, prevent the corrosion, effectively improve the corrosion resisting property on wire rod body surface through the anticorrosive coating, make things convenient for the staff to use or when dragging the wire rod through the wearing layer, improve wire rod body surface protection wear resistance, and then effectively improve the life of wire rod body.

Description

High-strength bolt wire

Technical Field

The utility model relates to a wire rod technical field specifically is a high strength bolt class wire rod.

Background

The wire rod is one of the hot rolled steel sections having the smallest section size. In China, eight specifications of hot rolled round steel which is supplied in coils and has a diameter of 5-9 mm are generally called wire rods, and the wire rods are also called wire rods because the wire rods are delivered in coils. The bolt is used for two parts that have the through-hole of fastening connection, is common hardware fitting, and at the in-process of processing the bolt, need use bolt class wire rod to carry out the moulding processing preparation of cold-heading, and then obtain the finished product, but the wire rod that the present preparation bolt of must having used has following problem:

the existing wire rod for manufacturing the bolt is low in strength performance and small in application range, and the surface of the wire rod is lack of protection and is easy to corrode and damage due to the influence of the external environment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a high strength bolt class wire rod, the wire rod intensity performance who has solved current preparation bolt and use is lower, and application scope is less, and the wire rod surface lacks the protection and receives external environment influence erosion easily, causes the problem of damage.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a high strength bolt class wire rod, includes the wire rod body, the inside of wire rod body is fixed with the heat-conducting layer, the surface of wire rod body is provided with the protective layer, the protective layer includes waterproof layer, anticorrosive coating and wearing layer, the top of waterproof layer and the bottom fixed connection of anticorrosive coating, the top of anticorrosive coating and the bottom fixed connection of wearing layer.

Further, the wire body is made of alloy structural steel, the type of the wire body is SCM435, and the heat conduction layer is made of copper metal materials.

Further, the waterproof layer is a polyurethane waterproof coating layer.

Further, the anticorrosive coating is a perchloroethylene anticorrosive coating layer.

Further, the wear-resistant layer is a nano wear-resistant ceramic coating layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a high strength bolt class wire rod possesses following beneficial effect:

the utility model discloses, through setting up the heat-conducting layer in the inside of wire rod body, adapt to equipment fastening under the high temperature environment, conduct the heat dissipation, improve the heat dispersion of its wire rod body, and the wire rod body adopts the alloy structure steel, the structural strength of wire rod body has been strengthened, surface through the wire rod body sets up the protective layer, carry out fine protection to wire rod body surface, prevent that the surface of wire rod body from intaking through the waterproof layer, prevent the corrosion, effectively improve the corrosion resisting property on wire rod body surface through the anticorrosive coating, make things convenient for the staff to use or when dragging the wire rod through the wearing layer, improve wire rod body surface protection wear resistance, and then effectively improve the life of wire rod body.

Drawings

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

fig. 2 is the utility model discloses high strength bolt class wire rod cross-sectional view.

In the figure: 1. a wire body; 2. a heat conducting layer; 3. a protective layer; 301. a waterproof layer; 302. an anticorrosive layer; 303. And a wear-resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a high strength bolt wire rod, which includes a wire rod body 1, a heat conduction layer 2 is fixed inside the wire rod body 1, a protection layer 3 is disposed on the surface of the wire rod body 1, the protection layer 3 includes a waterproof layer 301, an anti-corrosion layer 302 and a wear-resistant layer 303, the top of the waterproof layer 301 is fixedly connected to the bottom of the anti-corrosion layer 302, and the top of the anti-corrosion layer 302 is fixedly connected to the bottom of the wear-resistant layer 303; inside through wire rod body 1 sets up heat-conducting layer 2, it is convenient when wire rod body 1 fastens the installation to the work piece after making the bolt shaping, carry out conduction heat dissipation to the heat on workpiece surface, surface through wire rod body 1 sets up protective layer 3, carry out effectual protection to wire rod body 1's surface, utilize waterproof layer 301 can improve the waterproof performance on wire rod body 1 surface, prevent that wire rod body 1 surface from receiving the rainwater corrosion, can improve the anticorrosive performance on wire rod body 1 surface through anticorrosive coating 302, prevent that wire rod body 1 from playing fine anticorrosive protection's effect in the external corrosive environment, can improve wire rod body 1's wear resistance through wearing layer 303, reduce wire rod body 1 surface degree of wear, and service life is prolonged.

As shown in fig. 1, in some embodiments, the wire body 1 is an alloy structural steel, the wire body 1 is model SCM435, and the heat conductive layer 2 is made of a copper metal material; the SCM435 has high static strength, impact toughness and fatigue limit, hardenability is higher than 40Cr, creep strength and endurance strength are high at high temperature, and long-term working temperature can reach 500 ℃, so that the structural strength of the wire body 1 is effectively improved, and heat has good heat conduction effect through the heat conduction layer 2.

As shown in fig. 2, in some embodiments, waterproof layer 301 is a polyurethane waterproof coating layer; the polyurethane waterproof coating has good waterproof performance.

As shown in fig. 2, in some embodiments, the corrosion protection layer 302 is a perchloroethylene corrosion protection coating layer; the perchloroethylene anticorrosive coating has chemical inertia, good moisture resistance, mildew resistance and sealing property, has good resistance to atmosphere, moisture, salt, alkali, acids and petroleum, and improves the application range of the wire body 1.

As shown in fig. 2, in some embodiments, the wear-resistant layer 303 is a nano wear-resistant ceramic coating layer, and the nano wear-resistant ceramic coating has the characteristics of insulation, high temperature resistance, corrosion resistance and good mechanical properties, and is very suitable for being coated on a metal surface to well protect the wire rod body 1.

Finally, it should be noted that: 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 modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high strength bolt class wire rod, includes wire rod body (1), its characterized in that: the inside of wire rod body (1) is fixed with heat-conducting layer (2), the surface of wire rod body (1) is provided with protective layer (3), protective layer (3) include waterproof layer (301), anticorrosive coating (302) and wearing layer (303), the top of waterproof layer (301) and the bottom fixed connection of anticorrosive coating (302), the top of anticorrosive coating (302) and the bottom fixed connection of wearing layer (303).

2. The high-strength bolt-like wire rod according to claim 1, wherein: the wire body (1) is made of alloy structural steel, and the heat conduction layer (2) is made of copper metal materials.

3. The high-strength bolt-like wire rod according to claim 1, wherein: the waterproof layer (301) is a polyurethane waterproof coating layer.

4. The high-strength bolt-like wire rod according to claim 1, wherein: the anti-corrosion layer (302) is a perchloroethylene anti-corrosion coating layer.

5. The high-strength bolt-like wire rod according to claim 1, wherein: the wear-resistant layer (303) is a nano wear-resistant ceramic coating layer.