CN-121977113-A - Reinforced structural wall pipeline

CN121977113ACN 121977113 ACN121977113 ACN 121977113ACN-121977113-A

Abstract

The application provides an enhanced structural wall pipeline, and relates to the technical field of buried structural wall pipelines. The pipeline comprises an inner layer pipe body and a corrugated outer layer pipe body which are nested and matched, and a grid-shaped reinforcing structure consisting of a first reinforcing structure, a second reinforcing structure and a third reinforcing structure is arranged on the surface of the outer layer pipe body. The first reinforcing structure is a segmented structure with a hollow symmetrical cross section and alternately arranged with wave crests along the axial direction of the pipeline and connected with adjacent wave crests, the second reinforcing structure is an annular convex part, and the third reinforcing structure is an axial conformal convex part uniformly distributed along the circumferential direction of the pipeline. According to the application, the annular and longitudinal load cooperative bearing is realized through the grid-shaped reinforcing structure, the local external pressure resistance, the annular rigidity and the longitudinal bending resistance of the pipeline are improved, the construction environment requirement is reduced, the small-caliber pipeline performance improvement requirement is adapted, the material consumption is reduced under the same annular rigidity, and the light-weight requirement and the high mechanical property requirement are met.

Inventors

DONG MIANLI
ZHU CHUN
LIN BO
HUANG QILIANG

Assignees

深圳鑫宝通材料科技有限公司

Dates

Publication Date: 20260505
Application Date: 20260323

Claims (10)

1. The reinforced structural wall pipeline is characterized by comprising an inner layer pipe body and an outer layer pipe body, wherein the inner layer pipe body is nested at the inner side of the outer layer pipe body; The outer layer tube body is in a corrugated structure, and the structure comprises wave crests and wave troughs; the surface of the outer layer tube body is also provided with a grid-shaped reinforcing structure; The grid-shaped reinforcing structure is provided with a first reinforcing structure, a second reinforcing structure and a third reinforcing structure; The cross section of the first reinforcing structure is a hollow and symmetrical Chinese character 'ji' -shaped structure, and the height of the first reinforcing structure is smaller than the peak height of the outer layer pipe body; the second reinforcing structure is an annular convex part and is arranged along the circumferential direction of the pipeline, and is at least distributed on the top surface of the wave crest of the outer layer pipe body; The third reinforcing structures are conformal convex parts and are axially arranged along the pipeline, and the third reinforcing structures are uniformly distributed along the circumferential direction of the pipeline.
2. The reinforced structural wall duct of claim 1, wherein the first reinforcing structures are a plurality of and are evenly distributed along the duct circumference; The first reinforcing structure and the outer layer pipe body are integrally formed.
3. A reinforced structural wall duct according to claim 1 or claim 2, wherein the cross-section of the second reinforcing structure is arcuate in shape and only the peak top surface is distributed with the second reinforcing structure.
4. A reinforced structural wall duct according to claim 3 wherein the peak top surface of the duct is cylindrical and a plurality of second reinforcing structures are juxtaposed on each peak top surface.
5. The reinforced structural wall duct of claim 4, wherein rounded corners are machined at the edges of the peak top surface; And the second reinforcing structure is positioned at the edge of the top surface of the wave crest, and one side of the second reinforcing structure overlaps with the edge of the rounding structure.
6. The reinforced structural wall duct of claim 2, wherein the third reinforcing structure has an arcuate shape in cross-section; The first reinforcing structure has a height greater than a height of the third reinforcing structure.
7. The reinforced structural wall duct of claim 6, wherein the number of single tube distributions of the first reinforcing structure is less than the number of single tube distributions of the third reinforcing structure; the included angle of the circle centers of the two adjacent first reinforcing structures is not an integral multiple of the included angle of the circle centers of the two adjacent third reinforcing structures.
8. The reinforced structural wall duct of claim 6, wherein the number of single tube distributions of the first reinforcing structure is greater than the number of single tube distributions of the third reinforcing structure; the included angle of the circle centers of the two adjacent third reinforcing structures is not an integral multiple of the included angle of the circle centers of the two adjacent first reinforcing structures.
9. The reinforced structural wall duct of claim 1, wherein the height of the third reinforcing structure is less than the height of the second reinforcing structure; the height of the second reinforcing structure is smaller than that of the first reinforcing structure.
10. The reinforced structural wall conduit of claim 1, wherein the cross-sections of the second reinforcing structure and the third reinforcing structure are both real parts; the inner side surfaces of the second reinforcing structure and the third reinforcing structure are continuous and parallel to the inner wall surface of the pipe body in the adjacent area.

Description

Reinforced structural wall pipeline Technical Field The application relates to the technical field of buried structure wall pipelines, in particular to an enhanced structure wall pipeline. Background The buried external pressure resistant pipeline is mainly divided into a solid wall pipeline and a structural wall pipeline, wherein the corrugated structural wall pipeline is improved in external pressure resistant performance by means of an external wall annular corrugated structure, and can achieve better annular rigidity while reducing the weight of the pipe and the material consumption. The existing corrugated structure wall pipeline still has a plurality of defects in practical engineering application, the wall thickness of the crest part is thinner, the problem of local plastic deformation and collapse easily occurs when the corrugated structure wall pipeline is subjected to concentrated external pressure, the requirements on construction backfill materials are severe, and the corrugated structure wall pipeline is difficult to adapt to the original soil backfill environment of most construction sites. Meanwhile, the existing pipeline is insufficient in longitudinal bending resistance, natural bending is easy to occur in the laying process, pipeline arrangement precision and subsequent cable penetrating construction efficiency are affected, and bending and breakage are easy to occur at the weak part of the inner wall after bending. In addition, the reinforcing structure of the existing pipeline is arranged in a single direction, the load bearing capacity is limited to be improved, and particularly for small-caliber pipelines, the performance improvement effect of the conventional reinforcing mode is not obvious, and the comprehensive use requirements of light weight and high rigidity are difficult to be met. In summary, the existing buried structure wall pipeline has the problems of weak local external pressure resistance, insufficient longitudinal bending resistance and limited enhancement effect of the structural performance, and is difficult to meet the engineering use requirements of light weight and high mechanical property. Disclosure of Invention Aiming at the problems existing in the prior art, the application provides the reinforced structural wall pipeline with less material consumption and good mechanical property. In order to achieve the above purpose, the technical scheme adopted by the application is as follows: The application provides an enhanced structural wall pipeline which comprises an inner layer pipe body and an outer layer pipe body, wherein the inner layer pipe body is nested at the inner side of the outer layer pipe body; The outer layer tube body is in a corrugated structure, and the structure comprises wave crests and wave troughs; the surface of the outer layer tube body is also provided with a grid-shaped reinforcing structure; The grid-shaped reinforcing structure is provided with a first reinforcing structure, a second reinforcing structure and a third reinforcing structure; The cross section of the first reinforcing structure is a hollow and symmetrical Chinese character 'ji' -shaped structure, and the height of the first reinforcing structure is smaller than the peak height of the outer layer pipe body; the second reinforcing structure is an annular convex part and is arranged along the circumferential direction of the pipeline, and is at least distributed on the top surface of the wave crest of the outer layer pipe body; The third reinforcing structures are conformal convex parts and are axially arranged along the pipeline, and the third reinforcing structures are uniformly distributed along the circumferential direction of the pipeline. Optionally, the first reinforcing structures are multiple and uniformly distributed along the circumferential direction of the pipeline; The first reinforcing structure and the outer layer pipe body are integrally formed. Optionally, the cross section of the second reinforcing structure is arc-shaped, and only the top surface of the wave crest is distributed with the second reinforcing structure. Optionally, the peak top surface of the pipeline is a cylindrical surface structure, and a plurality of second reinforcing structures are arranged on the peak top surface of each peak in parallel. Optionally, a rounded corner structure is processed at the edge of the top surface of the wave crest; And the second reinforcing structure is positioned at the edge of the top surface of the wave crest, and one side of the second reinforcing structure overlaps with the edge of the rounding structure. Optionally, the cross section of the third reinforcing structure is arc-shaped; The first reinforcing structure has a height greater than a height of the third reinforcing structure. Optionally, the number of single tubes of the first reinforcing structure is smaller than the number of single tubes of the third reinforcing structure; the included angle of t