阅读说明：本技术 一种高强度耐腐蚀不锈钢波纹管 (High-strength corrosion-resistant stainless steel corrugated pipe ) 是由 张云峰 于 2020-05-03 设计创作，主要内容包括：本发明公开了一种高强度耐腐蚀不锈钢波纹管,包括波纹管本体,所述波纹管本体内设置有环状结构的内层,且所述内层为平滑面,所述内层外侧上部设置有第一加强层,所述第一加强层内设置有若干第一弹簧,且所述第一弹簧的上下端固定连接设置于所述第一加强层内上下两侧壁,所述第一加强层的上部设置有钢丝网,所述钢丝网的上部设置有第二加强层,所述第二加强层内设置有若干第二弹簧,且所述第二弹簧的上下端固定连接设置于所述第二加强层内上下两侧壁,所述第二加强层的外侧设置有环状结构的外层。本发明结构设计合理,通过钢丝网、第一加强层、第二加强层的设置,可以有效加强波纹管的强度,延长波纹管的使用寿命。(The invention discloses a high-strength corrosion-resistant stainless steel corrugated pipe which comprises a corrugated pipe body, wherein an inner layer of an annular structure is arranged in the corrugated pipe body, the inner layer is a smooth surface, a first reinforcing layer is arranged on the upper portion of the outer side of the inner layer, a plurality of first springs are arranged in the first reinforcing layer, the upper end and the lower end of each first spring are fixedly connected with the upper side wall and the lower side wall in the first reinforcing layer, a steel wire mesh is arranged on the upper portion of the first reinforcing layer, a second reinforcing layer is arranged on the upper portion of the steel wire mesh, a plurality of second springs are arranged in the second reinforcing layer, the upper end and the lower end of each second spring are fixedly connected with the upper side wall and the lower side wall in the second reinforcing layer, and the outer layer of the annular structure is arranged on the outer side of the second reinforcing layer. The corrugated pipe is reasonable in structural design, and the strength of the corrugated pipe can be effectively enhanced and the service life of the corrugated pipe can be prolonged by arranging the steel wire mesh, the first reinforcing layer and the second reinforcing layer.)

1. The utility model provides a corrosion-resistant stainless steel bellows of high strength, includes bellows body (1), its characterized in that: the corrugated pipe comprises a corrugated pipe body (1), wherein connecting parts (2) are fixedly arranged at two ends of the corrugated pipe body (1), external threads (3) are arranged on the outer surfaces of the connecting parts (2) at two ends of the corrugated pipe body, an inner layer (4) with an annular structure is arranged in the corrugated pipe body (1), the inner layer (4) is a smooth surface, a first reinforcing layer (5) is arranged at the upper part of the outer side of the inner layer (4), a plurality of first springs (6) are arranged in the first reinforcing layer (5), the upper end and the lower end of each first spring (6) are fixedly connected and arranged on the upper side wall and the lower side wall in the first reinforcing layer (5), a steel wire mesh (7) is arranged at the upper part of the first reinforcing layer (5), a second reinforcing layer (8) is arranged at the upper part of the steel wire mesh (7), a plurality of second springs (9) are arranged in the second reinforcing layer (8), and the upper end and the lower end of each second spring (9) are fixedly connected and arranged on the upper side wall and the lower side wall in the second reinforcing layer (8), and an outer layer (10) with an annular structure is arranged on the outer side of the second reinforcing layer (8).

2. A high strength corrosion resistant stainless steel corrugated pipe as claimed in claim 1, wherein: the connecting portion (2) is provided with a mounting flange (11).

3. A high strength corrosion resistant stainless steel corrugated pipe as claimed in claim 2, wherein: be provided with internal thread (12) on mounting flange (11), just internal thread (12) with external screw thread (3) phase-match.

4. A high strength corrosion resistant stainless steel corrugated pipe as claimed in claim 1, wherein: the inner layers (4) and the inner walls of the mounting flanges (11) are smooth surfaces.

5. A high strength corrosion resistant stainless steel corrugated pipe as claimed in claim 1, wherein: the outer wall of the outer layer (10) is provided with an anticorrosive material.

6. A high strength corrosion resistant stainless steel corrugated pipe as claimed in claim 1, wherein: and an anticorrosive material is arranged on the inner wall of the inner layer (4).

Technical Field

The invention relates to the technical field of corrugated pipe improvement, in particular to a high-strength corrosion-resistant stainless steel corrugated pipe.

Background

The corrugated pipe mainly comprises a metal corrugated pipe, a corrugated expansion joint, a corrugated heat exchange pipe, a diaphragm and a metal hose and the like, wherein the metal corrugated pipe is mainly applied to the effects of compensating the thermal deformation of a pipeline, damping, absorbing the settlement deformation of the pipeline and the like, is widely applied to the industries of petrifaction, instruments, aerospace, chemical industry, electric power, cement, metallurgy and the like, and has irreplaceable effects in the fields of medium conveying, electric power threading, machine tools, household appliances and the like.

At present, common corrugated pipes in the market have simpler structure and insufficient corrosion resistance, strength and pressure resistance. Wherein, like some bellows use in construction field, often can meet the great pressure in the external world, for example the bellows of burying in the soil, receive the pressure for a long time under the circumstances, the bellows breaks easily, leads to normally transporting, can't satisfy the construction demand. Therefore, in order to make up for the deficiency, a high-strength corrosion-resistant stainless steel corrugated pipe is proposed.

Disclosure of Invention

The invention aims to provide a high-strength corrosion-resistant stainless steel corrugated pipe to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a high-strength corrosion-resistant stainless steel corrugated pipe comprises a corrugated pipe body, connecting parts are fixedly arranged at two ends of the corrugated pipe body, external threads are arranged on the outer surfaces of the connecting parts at the two ends, an inner layer with an annular structure is arranged in the corrugated pipe body, the inner layer is a smooth surface, a first reinforcing layer is arranged at the upper part of the outer side of the inner layer, a plurality of first springs are arranged in the first reinforcing layer, and the upper end and the lower end of the first spring are fixedly connected with the upper side wall and the lower side wall in the first reinforcing layer, the upper part of the first reinforcing layer is provided with a steel wire mesh, the upper part of the steel wire mesh is provided with a second reinforcing layer, a plurality of second springs are arranged in the second reinforcing layer, and the upper end and the lower end of the second spring are fixedly connected with the upper side wall and the lower side wall in the second reinforcing layer, and the outer layer of an annular structure is arranged on the outer side of the second reinforcing layer.

Preferably, the connecting portion is provided with a mounting flange.

Preferably, the mounting flange is provided with an internal thread, and the internal thread is matched with the external thread.

Preferably, the inner layer and the inner wall of the mounting flange are smooth surfaces.

Preferably, the outer wall of the outer layer is provided with an anticorrosive material.

Preferably, the inner wall of the inner layer is provided with an anticorrosive material.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the annular structure inner layer arranged in the corrugated pipe body is provided with the first reinforcing layer and the second reinforcing layer on the outer surface, the first reinforcing layer can reduce the pressure applied to the interior of the corrugated pipe body, the second reinforcing layer can effectively reduce the pressure applied to the exterior of the corrugated pipe, the first reinforcing layer and the second reinforcing layer can play a good role in damping, the service lives of the inner layer and the outer layer of the corrugated pipe are protected, and the corrugated pipe has a certain practical value;

2. the corrugated pipe has the advantages of being simple in overall structure, reasonable in design, strong in practicability, good in using effect and the like.

Drawings

FIG. 1 is a schematic cross-sectional view of a high-strength corrosion-resistant stainless steel corrugated pipe according to the present invention;

FIG. 2 is a schematic view of the appearance structure of a high-strength corrosion-resistant stainless steel corrugated pipe according to the present invention;

FIG. 3 is a schematic view of an assembly structure of a high-strength corrosion-resistant stainless steel corrugated pipe according to the present invention;

fig. 4 is an enlarged schematic structural view of a high-strength corrosion-resistant stainless steel corrugated pipe shown in fig. 1.

In the figure: 1. a bellows body; 2. a connecting portion; 3. an external thread; 4. an inner layer; 5. a first reinforcing layer; 6. A first spring; 7. steel wire mesh; 8. a second reinforcing layer; 9. a second spring; 10. an outer layer; 11. installing a flange; 12. an internal thread.

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. 1-4, the present invention provides a technical solution: a high-strength corrosion-resistant stainless steel corrugated pipe comprises a corrugated pipe body 1, connecting parts 2 are welded at two ends of the corrugated pipe body 1, external threads 3 are arranged on the outer surfaces of the connecting parts 2 at the two ends, an inner layer 4 with an annular structure is arranged in the corrugated pipe body 1, the inner layer 4 is a smooth surface, the upper part of the outer side of the inner layer 4 is provided with a first reinforcing layer 5, a plurality of first springs 6 are fixedly arranged in the first reinforcing layer 5, the upper end and the lower end of the first spring 6 are fixedly connected with the upper side wall and the lower side wall in the first reinforcing layer 5 in a welding way, the upper part of the first reinforcing layer 5 is wound and connected with a steel wire mesh 7, the upper part of the steel wire mesh 7 is provided with a second reinforcing layer 8, a plurality of second springs 9 are fixedly arranged in the second reinforcing layer 8, and the upper and lower ends of the second spring 9 are fixedly connected to the inner upper and lower side walls of the second reinforcing layer 8 in a welding manner, and the outer layer 10 of an annular structure is arranged on the outer side of the second reinforcing layer 8.

The connecting part 2 is rotatably connected with the mounting flange 11 in a movable mounting way, so that the corrugated pipe is convenient to fix or mount; the mounting flange 11 is provided with an internal thread 12, and the internal thread 12 is matched with the external thread 3, so that the connection part 2 of the corrugated pipe and the mounting flange 11 can be better hermetically mounted; the inner layer 4 and the inner wall of the mounting flange 11 are smooth surfaces, and the structure of the inner layer 4 is designed to further prevent the outer layer 10 from being cracked due to extrusion of high-strength pressure; the outer wall of the outer layer 10 is coated with a layer of anticorrosive material, so that the corrosion resistance of the outer layer 10 can be enhanced; the inner wall of the inner layer 4 is coated with a layer of anticorrosive material, so that the corrosion resistance of the inner layer 4 can be enhanced.

The working principle is as follows: when the corrugated pipe is used, a worker connects the corrugated pipe body 1 with the internal threads 12 matched with the mounting flange 11 through the external threads 3 of the connecting parts 2 at two ends in a spiral mode to achieve mounting and butt joint, when the corrugated pipe is detached, the mounting flange 11 only needs to be unscrewed from the connecting parts 2, the strength of the corrugated pipe can be enhanced through the inner layer 4 of the annular structure arranged in the corrugated pipe body 1, the first reinforcing layer 5 and the second reinforcing layer 8 arranged on the outer surface of the inner layer 4, the steel wire mesh 7 designed between the inner layer and the second reinforcing layer is added, a good damping effect is achieved, damage to the corrugated pipe in use is prevented, in addition, the corrosion resistance of the corrugated pipe can be enhanced through the anticorrosive materials coated on the inner wall of the inner layer 4 and the outer layer 10, the service life of the corrugated pipe is prolonged, and the device is reasonable in overall design, and has the advantages of being simple to operate, convenient to use, good in use effect and the like.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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.