CN216896745U

CN216896745U - Accurate cold-drawing welded steel pipe for clover type automobile steering system

Info

Publication number: CN216896745U
Application number: CN202123176298.6U
Authority: CN
Inventors: 周仁杰; 包永力; 郁正龙; 黄俊锋; 周建金; 高念超; 郭威; 曹伟茵
Original assignee: Jiangu Dom Pipe Ltd
Current assignee: Jiangu Dom Pipe Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-07-05
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to the technical field of precision cold-drawing welded steel pipes, in particular to a precision cold-drawing welded steel pipe for a clover-type automobile steering system, which comprises a pipe body, wherein an inner-layer pipe is arranged inside the pipe body, an elastic layer is arranged outside the inner-layer pipe, a reinforcing pipe is arranged outside the elastic layer, a heat insulation layer is arranged outside the reinforcing pipe, an inner anti-rust layer arranged on the inner wall of the inner-layer pipe is an epoxy resin coating agent and can effectively prevent the inner-layer pipe from rusting, the anti-rust layer can prevent the inner-layer pipe from being corroded and effectively improve the durability of the pipe body, the outer anti-rust layer is a cold galvanizing paint coating layer and can improve the anti-rust effect of the surface of the pipe body, the wear of the surface of the pipe body can be reduced by matching with a wear-resistant layer, the practicability is improved, the elastic layer can realize the buffer effect of the inner-layer, and when the inner layer is expanded due to pressure, the elastic layer plays a buffer effect, the inner pipe is not easy to be burst, and the elastic column can be better matched with the elastic layer, so that the buffering effect of the pipe body is improved.

Description

Accurate cold-drawing welded steel pipe for clover type automobile steering system

Technical Field

The utility model relates to the technical field of precision cold-drawing welded steel pipes, in particular to a precision cold-drawing welded steel pipe for a clover-type automobile steering system.

Background

The steel pipe is seen everywhere in our life, and the use of steel pipe has a lot, and the steel pipe of precision welding can be applicable to many environment, and it is higher than ordinary steel pipe suitable intensity, and the practicality is stronger, so the market makes the kind of precision welding steel pipe also more and more.

However, when the existing precision cold-drawing welded steel pipe is used, the performance is poor, the corrosion resistance and the wear resistance are poor, and the use of the precision cold-drawing welded steel pipe is easily influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the precision cold-drawing welded steel pipe for the clover type automobile steering system, which has strong practicability and simple structure.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: four-leaf grass type car turns to system with accurate cold drawing welded steel pipe, including the body, the inside inner tube that is provided with of body, inner tube outside is provided with the elastic layer, the elastic layer outside is provided with the reinforced pipe, the reinforced pipe outside is provided with the insulating layer, the insulating layer outside is provided with the antioxidation layer, the antioxidation layer outside is provided with the outer tube, the outer tube outside is provided with outer antirust coat on the surface, outer antirust coat outside is provided with the wearing layer on the surface, the intraduct portion of inner tube is provided with interior antirust coat, the inside anticorrosive coating that is provided with of interior antirust coat.

In order to improve the impact resistance of the pipe body, the utility model is improved in that an annular cavity is arranged between the reinforcing pipe and the heat insulation layer, and an elastic column is arranged in the annular cavity.

In order to improve the service performance of the pipe body, the utility model improves that the elastic layer is made of rubber, the elastic columns are made of elastic rubber, the number of the elastic columns is multiple, one end of each elastic column is fixedly connected with the reinforcing pipe, and the other end of each elastic column is fixedly connected with the heat insulation layer.

In order to improve the durability of the pipe body, the utility model improves that the outer anti-rust layer is a cold galvanizing paint coating, the inner anti-rust layer is an epoxy resin coating, the wear-resistant layer is formed by spraying wear-resistant ceramic particles, and the anti-corrosion layer is polyurea coating.

In order to improve the heat insulation effect of the pipe body, the utility model has the improvement that the heat insulation layer is made of refractory fiber heat insulation materials.

In order to improve the anti-oxidation effect of the tube body, the utility model has the improvement that the anti-oxidation layer is made of nano fiber materials.

(III) advantageous effects

Compared with the prior art, the utility model provides a precision cold-drawn welded steel pipe for a clover type automobile steering system, which has the following beneficial effects:

this four-leaf grass type car turns to system is with accurate cold drawing welded steel pipe, when using, the interior antirust coat that sets up on the inner tube wall is epoxy paint, can effectually avoid the inner tube to rust, and the anticorrosive coating can avoid the inner tube to receive the corruption, the durability of effectual improvement body, outer antirust coat is cold galvanizing paint coating, can improve the rust-resistant effect on body surface to cooperation wearing layer can reduce the wearing and tearing on body surface, improves the practicality, the buffering effect of inner tube can be realized to the elastic layer, and when the inlayer received pressure and produced the inflation, the elastic layer played the effect of buffering, made the inner tube be unlikely to the spalling, and the elastic column also can be better cooperation elastic layer's use, improved the buffering effect of body.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1A;

in the figure: 1. a pipe body; 2. an inner layer tube; 3. an elastic layer; 4. reinforcing the pipe; 5. a thermal insulation layer; 6. an annular cavity; 7. an elastic column; 8. an anti-oxidation layer; 9. an outer tube; 10. an outer anti-rust layer; 11. a wear layer; 12. an inner anti-rust layer; 13. and (4) an anticorrosive layer.

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. 1-2, the precision cold-drawn welded steel tube for a clover-leaf type automobile steering system comprises a tube body 1, wherein an inner tube 2 is arranged inside the tube body 1, an elastic layer 3 is arranged outside the inner tube 2, a reinforcing tube 4 is arranged outside the elastic layer 3, a heat insulation layer 5 is arranged outside the reinforcing tube 4, an antioxidation layer 8 is arranged outside the heat insulation layer 5, an outer tube 9 is arranged outside the antioxidation layer 8, an outer anti-rust layer 10 is arranged on the surface outside the outer tube 9, a wear-resistant layer 11 is arranged on the surface outside the outer anti-rust layer 10, an inner anti-rust layer 12 is arranged inside the inner tube 2, and an anti-corrosion layer 13 is arranged inside the inner anti-rust layer 12.

Furthermore, an annular cavity 6 is arranged between the reinforcing pipe 4 and the heat insulation layer 5, and an elastic column 7 is arranged inside the annular cavity 6, so that the impact resistance effect of the pipe body 1 is improved.

Further, the elastic layer 3 is made of rubber, the elastic column 7 is made of elastic rubber, the elastic column 7 is provided with a plurality of elastic columns, one end of each elastic column 7 is fixedly connected with the reinforcing pipe 4, the other end of each elastic column is fixedly connected with the heat insulation layer 5, and the using effect of the pipe body 1 can be improved.

Further, the outer anti-rust layer 10 is a cold galvanizing paint coating, the inner anti-rust layer 12 is an epoxy resin coating, the wear-resistant layer 11 is made of wear-resistant ceramic particles through spraying, and the anti-corrosion layer 13 is a polyurea coating, so that the durability of the pipe body 1 is improved conveniently.

Furthermore, the heat insulation layer 5 is made of a refractory fiber heat insulation material, so that the heat insulation effect of the pipe body 1 can be improved.

Further, the antioxidation layer 8 is made of nanofiber, so that the antioxidation effect of the pipe body 1 can be improved, and the practicability of the pipe body 1 is improved.

To sum up, the working principle and working process of the precision cold-drawing welded steel tube for the clover-type automobile steering system are that, when in use, firstly, the inner anti-rust layer 12 arranged on the inner wall of the inner tube 2 is epoxy resin coating agent, which can effectively prevent the inner tube 2 from rusting, while the anti-rust layer 13 can prevent the inner tube 2 from being corroded, which effectively improves the durability of the tube body 1, the outer anti-rust layer 10 is cold-galvanized paint coating, which can improve the anti-rust effect of the surface of the tube body 1, and can reduce the abrasion of the surface of the tube body 1 by matching with the wear-resistant layer 11, which improves the practicability, the elastic layer 3 can realize the buffer effect of the inner tube 2, when the inner tube is expanded due to pressure, the elastic layer 3 plays a buffer role, so that the inner tube 2 is not expanded, and the elastic column 7 can better match with the elastic layer 3 to improve the buffer effect of the tube body 1, while the annular cavity 6 is extruded by the elastic column 7, play certain buffering space, improve the buffering effect of buffering post, thermal-insulated effect can be played to insulating layer 5, the different circumstances of practicality that makes body 1 can be better.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Clover type car turns to system and welds steel pipe with accurate cold drawing, its characterized in that: the pipe comprises a pipe body (1), an inner pipe (2) is arranged inside the pipe body (1), an elastic layer (3) is arranged outside the inner pipe (2), a reinforcing pipe (4) is arranged outside the elastic layer (3), a heat insulation layer (5) is arranged outside the reinforcing pipe (4), an oxidation resistant layer (8) is arranged outside the heat insulation layer (5), an outer pipe (9) is arranged outside the oxidation resistant layer (8), an outer anti-rust layer (10) is arranged on the outer surface of the outer pipe (9), a wear-resistant layer (11) is arranged on the outer surface of the outer anti-rust layer (10), an inner anti-rust layer (12) is arranged inside the inner pipe (2), and an anti-corrosion layer (13) is arranged inside the inner anti-rust layer (12).

2. The precision cold-drawn welded steel pipe for a clover-type automobile steering system according to claim 1, characterized in that: an annular cavity (6) is arranged between the reinforcing pipe (4) and the heat insulation layer (5), and an elastic column (7) is arranged inside the annular cavity (6).

3. The precision cold-drawn welded steel pipe for a clover-type automobile steering system according to claim 2, characterized in that: the elastic layer (3) is made of rubber, the elastic columns (7) are made of elastic rubber, the elastic columns (7) are arranged in a plurality of numbers, one end of each elastic column (7) is fixedly connected with the corresponding reinforcing pipe (4), and the other end of each elastic column is fixedly connected with the corresponding heat insulation layer (5).

4. The precision cold-drawn welded steel pipe for a clover-type automobile steering system according to claim 1, characterized in that: the outer anti-rust layer (10) is a cold galvanizing paint coating, the inner anti-rust layer (12) is an epoxy resin coating, the wear-resistant layer (11) is made of wear-resistant ceramic particles through spraying, and the anti-corrosion layer (13) is a polyurea coating.

5. The precision cold-drawn welded steel pipe for a clover-type automobile steering system according to claim 1, characterized in that: the heat insulation layer (5) is made of refractory fiber heat insulation materials.

6. The precision cold-drawn welded steel pipe for a clover-type automobile steering system according to claim 1, characterized in that: the anti-oxidation layer (8) is made of nano-fiber materials.