CN212178099U - Wear-resistant and corrosion-resistant precision steel pipe - Google Patents

Abstract

The utility model discloses a wear-resisting anticorrosive accurate steel pipe, including the steel pipe, steel pipe outer wall is provided with a plurality of lugs, and it has the supporting layer to fill between the lug, and supporting layer and lug outer wall scribble first anticorrosive coating, first anticorrosive coating outer wall parcel has the wearing parts, and the steel pipe inner wall scribbles the second anticorrosive coating. The double-layer anticorrosive layer enhances the anticorrosive effect of the inner wall, the outer wall, the convex block and the supporting layer of the steel pipe; the bumps integrally connected with the outer wall of the steel pipe not only reduce the loss caused by the contact of the steel pipe body and other objects, but also play a role in supporting the wear-resistant part on the outer wall of the steel pipe; the external wear-resistant part is firstly worn in real operation, so that the wear of the internal steel pipe body is effectively avoided; simultaneously, the two ends of the steel pipe body are provided with threads, so that workers can conveniently disassemble, assemble and transport according to the actual conditions of operation.

Description

Wear-resistant and corrosion-resistant precision steel pipe

Technical Field

The utility model relates to an anticorrosive steel pipe field especially relates to a wear-resisting anticorrosive accurate steel pipe.

Background

The development of the steel pipe production technology starts from the rise of bicycle manufacturing industry, the development of petroleum in the early stage of 19 th century, the manufacture of ships, boilers and airplanes in the two world war periods, the manufacture of fire and electric boilers after the second world war period, the development of chemical industry, the drilling, production and transportation of petroleum and natural gas and the like powerfully promote the development of the steel pipe industry in variety, yield and quality; the steel pipe is not only used for conveying fluid and powdery solid, exchanging heat energy and manufacturing mechanical parts and containers, but also is an economic steel material; the steel pipes are used for manufacturing the building structure net rack, the supporting columns and the mechanical support, so that the weight can be reduced, the metal can be saved by 20-40%, and the industrialized mechanical construction can be realized; the steel pipe is used for manufacturing the highway bridge, so that steel can be saved, the construction is simplified, the area of a coating protective layer can be greatly reduced, and the investment and the maintenance cost are saved.

For example, the document CN 206846282U discloses a special-shaped wear-resistant steel tube convenient to install, which includes a special-shaped steel tube main body, a special-shaped steel tube side face, a connecting steel tube main body, a special-shaped steel tube side plate and a central through hole, wherein the two sides of the special-shaped steel tube main body are arranged as the sides of the special-shaped steel tube, the sides of the special-shaped steel tube include a wear-resistant anti-corrosion layer, an energy-absorbing shock-absorbing layer, a thermal-insulating material layer and a central through hole, through the arrangement of a screw interface and a screw socket, the screw connection between the special-shaped steel tube main body and the connecting steel tube main body is realized, through the arrangement of the special-shaped steel tube side plate and a radian corner, the anti-compression function of the special-shaped steel tube main body is realized, through the arrangement of the wear-resistant anti-, is more humanized and is suitable for popularization and use. The steel pipe has wide application, and most of the traditional steel pipes are not easy to assemble and carry when being used for small-scale operation; and the steel pipe may be deformed during transportation; when the method is applied to the environment with severe conditions, the outer wall and the inner wall of the steel pipe can be corroded.

Disclosure of Invention

The utility model discloses an it is difficult for carrying among the optimization prior art, the steel pipe is yielding easily in the transportation to and the erosion of steel pipe inside and outside wall, provide a wear-resisting anticorrosive accurate steel pipe.

The utility model provides a wear-resisting anticorrosive accurate steel pipe, includes the steel pipe, the steel pipe outer wall is provided with a plurality of lugs, and it has the supporting layer to fill between the lug, supporting layer and lug outer wall scribble first anticorrosive coating, first anticorrosive coating outer wall parcel has the wearing parts, and this wearing parts parcel is outside at whole steel pipe, and whole wearing parts can begin the loss at first in the actual operation, has effectively prevented the wearing and tearing of steel pipe body, the steel pipe inner wall scribbles the second anticorrosive coating. The plurality of lugs arranged on the outer wall of the steel pipe effectively increase the wear resistance of the steel pipe cylinder, and simultaneously play a role in supporting the wear-resistant part, and the two anti-corrosion layers effectively increase the anti-corrosion performance of the supporting layer, the lugs and the inner and outer walls of the steel pipe.

The utility model discloses further set up: the thickness of a first anticorrosive coating coated on the outer wall of the supporting layer and the outer wall of the bump and the thickness of a second anticorrosive coating coated on the inner wall of the steel pipe are 0.1-0.2 mm.

Through the arrangement of the two anti-corrosion layers, the anti-corrosion performance of the inner wall, the outer wall, the supporting layer and the convex blocks of the steel pipe in real operation is effectively improved.

The utility model discloses further set up: the height of the lug is 1cm, the lug extends to two ends along the outer wall of the steel pipe, and the length of the lug is the same as that of the steel pipe.

The lug height sets up to 1cm is in order to reduce whole steel pipe in transport or use, and the steel pipe body causes deformation and wearing and tearing with other object contacts, and after the lug that sets up as the steel pipe outer wall ground flat, just can carry out the loss to the steel pipe body, the effectual wearability that has strengthened the steel pipe.

The utility model discloses further set up: the supporting layer is smoothly connected with the bumps.

The arrangement can enable the outer wall of the whole steel pipe to form a radian, so that the wear-resistant part can be conveniently installed.

The utility model discloses further set up: the thickness of the wear-resistant part is 0.3-0.5 mm.

The utility model discloses further set up: one end of the steel pipe extends outwards, and the outwards extending part and the inside of the other end of the steel pipe are provided with screw threads capable of being switched.

The threads inside and outside the two ends of the steel pipe are arranged, so that the multi-section steel pipe can be connected through the threads, infinite extension can be performed according to the real operation condition, and meanwhile, the steel pipes are simple to install and detach.

Therefore, the utility model discloses there is following beneficial effect: the double-layer anticorrosive layer enhances the anticorrosive effect of the inner wall, the outer wall, the convex block and the supporting layer of the steel pipe; the bumps integrally connected with the outer wall of the steel pipe not only reduce the loss caused by the contact of the steel pipe body and other objects, but also play a role in supporting the wear-resistant part on the outer wall of the steel pipe; the external wear-resistant part is firstly worn in real operation, so that the wear of the internal steel pipe body is effectively avoided; simultaneously, the two ends of the steel pipe body are provided with threads, so that workers can conveniently disassemble, assemble and transport according to the actual conditions of operation.

Drawings

Fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is a front view of the present invention.

Wherein: the anti-corrosion wear-resistant steel pipe comprises a steel pipe 1, a bump 2, a supporting layer 3, a first anti-corrosion layer 4, a wear-resistant part 5, a second anti-corrosion layer 6 and threads 7.

Detailed Description

As shown in figure 1, a wear-resistant anticorrosion precision steel pipe comprises a steel pipe 1, an inner core of the steel pipe 1 is circular, the outer wall of the steel pipe is provided with a plurality of lugs 2, the section of each lug 2 is trapezoidal, the lugs 2 are integrally connected with the steel pipe, the extending length of each lug is the same as the length of the steel pipe 1, the height of each lug is 1cm, each lug can well support a wear-resistant part and reduce the wear of the steel pipe body, a support layer 3 is filled between every two lugs 2, the support layer 3 is smoothly connected with the lugs 2, the support layer can be made of glass wool, and can play a role of heat preservation under the condition of low temperature to prevent the steel pipe body from frost cracking, a first anticorrosion layer 4 is coated on the outer walls of the support layer 3 and the lugs 2, a second anticorrosion layer 6 is coated on the inner wall of the steel pipe, the thickness of the first anticorrosion layer is 0.1-0.2 mm, and the anticorrosion layer, the outer wall of first anticorrosive coating 4 is provided with wearing parts 5, and its thickness is 0.3~0.5mm, and wearing parts can select wear-resisting plastics, also can select the equal material of steel pipe for use.

As shown in figure 2, one end of the steel pipe body of the wear-resistant anti-corrosion precision steel pipe extends outwards, the outwards extending part and the inner wall of the other side of the steel pipe are provided with the screw threads for switching, and due to the design, a worker can conveniently disassemble and assemble according to specific use conditions, and the wear-resistant anti-corrosion precision steel pipe is also convenient to carry and transport.

Claims (6)

1. The utility model provides a wear-resisting anticorrosive accurate steel pipe, includes steel pipe (1), its characterized in that: the steel pipe is characterized in that a plurality of bumps (2) are arranged on the outer wall of the steel pipe (1), a supporting layer (3) is filled between the bumps (2), a first anti-corrosion layer (4) is coated on the supporting layer (3) and the outer wall of the bump, a wear-resistant part (5) is wrapped on the outer wall of the first anti-corrosion layer (4), and a second anti-corrosion layer (6) is coated on the inner wall of the steel pipe (1).

2. The wear-resistant corrosion-resistant precision steel pipe as claimed in claim 1, wherein: the thickness of the first anticorrosive coating (4) coated on the outer wall of the supporting layer and the outer wall of the bump and the thickness of the second anticorrosive coating (6) coated on the inner wall of the steel pipe are 0.1-0.2 mm.

3. The wear-resistant corrosion-resistant precision steel pipe as claimed in claim 1, wherein: the height of the convex block (2) is 1cm, the convex block extends to two ends along the outer wall of the steel pipe, and the length of the convex block is the same as that of the steel pipe (1).

4. The wear-resistant corrosion-resistant precision steel pipe as claimed in claim 1, wherein: the supporting layer (3) is smoothly connected with the bump (2).

5. The wear-resistant corrosion-resistant precision steel pipe according to claim 1 or 4, characterized in that: the thickness of the wear-resistant part (5) is 0.3-0.5 mm.

6. The wear-resistant corrosion-resistant precision steel pipe as claimed in claim 1, wherein: one end of the steel pipe (1) extends outwards, and the outwards extending part and the inside of the other end of the steel pipe are provided with screw threads (7) capable of being switched.

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