CN211344301U

CN211344301U - Tensile wear-resistant stainless steel pipe

Info

Publication number: CN211344301U
Application number: CN201921880710.2U
Authority: CN
Inventors: 秦杰
Original assignee: Changzhou Qiuxin Stainless Steel Pipe Co ltd
Current assignee: Eternal Bliss Alloy Casting & Forging Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-08-25
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a wear-resisting nonrust steel pipe of tensile relates to steel pipe equipment technical field, including first steel pipe and second steel pipe, second steel pipe movable mounting is on the right side of first steel pipe, the right-hand member inner wall of first steel pipe and second steel pipe all is provided with the internal thread, the equal fixed mounting in left end of first steel pipe and second steel pipe has the connecting pipe, the equal fixed mounting in the left and right sides of first steel pipe and second steel pipe has the connection pad, the connection pad of left end passes through bolt and nut fixed connection on the connection pad of right-hand member on the first steel pipe and the second steel pipe. This wear-resisting nonrust steel pipe of tensile through set up internal thread and external screw thread on first steel pipe and second steel pipe to having made things convenient for the connection between two pipelines, having solved and connected inconvenient problem between the traditional nonrust steel pipe, through the cooperation setting between connection pad, bolt and the nut, thereby having consolidated the connection between first steel pipe and the second steel pipe.

Description

Tensile wear-resistant stainless steel pipe

Technical Field

The utility model relates to a steel pipe equipment technical field specifically is a wear-resisting nonrust steel pipe of tensile.

Background

The development of steel pipe production technology begins with the rise of bicycle manufacturing industry, the development of petroleum in the early 19 th century, the manufacture of ships, boilers and airplanes in the two world war periods, the manufacture of electric-fire 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, and the development of steel pipe industry on variety, yield and quality is strongly promoted, 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 economic steel, the steel pipe is used for manufacturing building structure net racks, pillars and mechanical supports, the steel pipe is used for manufacturing highway bridges, not only can steel be saved, the construction is simplified, but also the area of a coating protective layer can be greatly reduced, the investment and the maintenance cost are saved, the traditional steel pipe has poor tensile and wear resistance, and is easy to generate bending deformation under strong pressure, so that the liquid conveying is influenced, meanwhile, the traditional steel pipe is very inconvenient to connect with another steel pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting nonrust steel pipe of tensile to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wear-resisting nonrust steel pipe of tensile, includes first steel pipe and second steel pipe, second steel pipe movable mounting is on the right side of first steel pipe, the right-hand member inner wall of first steel pipe and second steel pipe all is provided with the internal thread, the equal fixed mounting in left end of first steel pipe and second steel pipe has the connecting pipe, the equal fixed mounting in the left and right sides of first steel pipe and second steel pipe has the connection pad, the connection pad of right-hand member passes through bolt and nut fixed connection with the connection pad of left end on the second steel pipe on the first steel pipe, the inner wall fixed mounting of first steel pipe has the heat preservation, the outer wall fixed mounting of first steel pipe has the tensile protective layer.

Preferably, the outer surface of the connecting pipe is provided with an external thread, and the second steel pipe is connected with the first steel pipe through the thread.

Preferably, the connecting disc is provided with four round holes.

Preferably, the heat insulation layer is made of a polyurethane material, and the tensile protection layer is made of a carbon steel material.

Preferably, an anticorrosive coating is fixedly arranged on the inner wall of the heat-insulating layer and consists of polyurea coating.

Preferably, the inner wall of the anticorrosive coating is fixedly provided with a wear-resistant coating), and the wear-resistant coating is made of alloy materials.

Preferably, the outer wall of the tensile protection layer is fixedly provided with a three-type polypropylene layer, and the outer wall of the three-type polypropylene layer is fixedly provided with an electro-galvanizing layer.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this wear-resisting nonrust steel pipe of tensile through set up internal thread and external screw thread on first steel pipe and second steel pipe to having made things convenient for the connection between two pipelines, having solved and connected inconvenient problem between the traditional nonrust steel pipe, through the cooperation setting between connection pad, bolt and the nut, thereby having consolidated the connection between first steel pipe and the second steel pipe.

(2) This wear-resisting nonrust steel pipe of tensile through installation tensile protective layer on first steel pipe to the wear-resisting performance of tensile of steel pipe has been strengthened, makes the difficult phenomenon of taking place the bending, has improved the suitability of steel pipe simultaneously, through installation anticorrosive coating, three type polypropylene layers and electro-galvanization layer on first steel pipe, thereby has improved the corrosion resistance and the intensity of steel pipe, great extension the life of steel pipe.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the cross-sectional structure of the present invention.

Fig. 3 is a schematic structural diagram of the first connection pipe of the present invention.

In the figure: 1. an external thread; 2. a connecting disc; 3. a circular hole; 4. a first steel pipe; 5. a bolt; 6. a second steel pipe; 7. an internal thread; 8. a connecting pipe; 9. a nut; 10. a wear layer; 11. an anticorrosive layer; 12. a heat-insulating layer; 13. a tensile protection layer; 14. a type III polypropylene layer; 15. and electroplating a zinc 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.

Referring to fig. 1-3, the present invention provides a technical solution: a tensile wear-resistant stainless steel pipe comprises a first steel pipe 4 and a second steel pipe 6, wherein the second steel pipe 6 is movably arranged on the right side of the first steel pipe 4, inner threads 7 are arranged on the inner walls of the right ends of the first steel pipe 4 and the second steel pipe 6, a connecting pipe 8 is fixedly arranged at the left ends of the first steel pipe 4 and the second steel pipe 6, external threads 1 are arranged on the outer surface of the connecting pipe 8, the second steel pipe 6 is connected with the first steel pipe 4 through threads, the internal threads 7 and the external threads 1 are arranged on the first steel pipe 4 and the second steel pipe 6, so that the connection between the two pipelines is facilitated, the problem of inconvenient connection between the traditional stainless steel pipes is solved, connecting discs 2 are fixedly arranged on the left side and the right side of the first steel pipe 4 and the second steel pipe 6, circular holes 3 are arranged on the connecting discs 2, the circular holes 3 are four, the connecting discs 2 at the right end of the first steel pipe 4 are fixedly connected with, through the matching arrangement between the connecting disc 2, the bolt 5 and the nut 9, the connection between the first steel pipe 4 and the second steel pipe 6 is reinforced, the inner wall of the first steel pipe 4 is fixedly provided with a heat preservation layer 12, the heat preservation layer 12 is made of polyurethane material, the inner wall of the heat preservation layer 12 is fixedly provided with an anticorrosive layer 11, the anticorrosive layer 11 is made of polyurea coating, the inner wall of the anticorrosive layer 11 is fixedly provided with a wear-resistant layer 10, the wear-resistant layer 10 is made of alloy material, the outer wall of the first steel pipe 4 is fixedly provided with a tensile protection layer 13, the tensile protection layer 13 is made of carbon steel material, through the installation of the tensile protection layer 13 on the first steel pipe 4, the tensile and wear-resistant performance of the steel pipe is enhanced, the bending phenomenon is not easy to occur, meanwhile, the applicability of the steel pipe is improved, the outer wall of the tensile protection layer 13 is fixedly provided with a three-, the anti-corrosion layer 11, the three-type polypropylene layer 14 and the electro-galvanizing layer 15 are arranged on the first steel pipe 4, so that the corrosion resistance and the strength of the steel pipe are improved, and the service life of the steel pipe is greatly prolonged.

The working principle is as follows: when the stainless steel pipe is used, the first steel pipe 4 and the second steel pipe 6 are connected through the external thread 1 and the internal thread 7, the connection between the first steel pipe 4 and the second steel pipe 6 is reinforced through the connecting disc 2, the bolt 5 and the nut 9, the steel pipe has the performances of tensile resistance, wear resistance and bending resistance by installing the tensile protection layer 13, and the steel pipe has the corrosion resistance by installing the anticorrosive coating 11, the three-type polypropylene layer 14 and the electro-galvanized layer 15.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wear-resisting stainless steel pipe of tensile, includes first steel pipe (4) and second steel pipe (6), its characterized in that: second steel pipe (6) movable mounting is on the right side of first steel pipe (4), the right-hand member inner wall of first steel pipe (4) and second steel pipe (6) all is provided with internal thread (7), the equal fixed mounting in left end of first steel pipe (4) and second steel pipe (6) has connecting pipe (8), the equal fixed mounting in the left and right sides of first steel pipe (4) and second steel pipe (6) has connection pad (2), connection pad (2) of left end passes through bolt (5) and nut (9) fixed connection on connection pad (2) of right-hand member and second steel pipe (6) on first steel pipe (4), the inner wall fixed mounting of first steel pipe (4) has heat preservation (12), the outer wall fixed mounting of first steel pipe (4) has tensile protection layer (13).

2. The stainless steel tube of claim 1, wherein: the outer surface of the connecting pipe (8) is provided with an external thread (1), and the second steel pipe (6) is connected with the first steel pipe (4) through the thread.

3. The stainless steel tube of claim 1, wherein: round holes (3) are formed in the connecting disc (2), and the number of the round holes (3) is four.

4. The stainless steel tube of claim 1, wherein: the heat-insulating layer (12) is made of a polyurethane material, and the tensile protection layer (13) is made of a carbon steel material.

5. The stainless steel tube of claim 1, wherein: the inner wall of the heat preservation layer (12) is fixedly provided with an anticorrosive coating (11), and the anticorrosive coating (11) is composed of polyurea coating.

6. The stainless steel tube of claim 5, wherein: the inner wall of the anticorrosive coating (11) is fixedly provided with a wear-resistant coating (10), and the wear-resistant coating (10) is made of alloy materials.

7. The stainless steel tube of claim 1, wherein: the outer wall of the tensile protection layer (13) is fixedly provided with a three-type polypropylene layer (14), and the outer wall of the three-type polypropylene layer (14) is fixedly provided with an electro-galvanizing layer (15).