CN219510318U

CN219510318U - Distortion-resistant flexible HDPE (high-density polyethylene) pipe

Info

Publication number: CN219510318U
Application number: CN202223296349.3U
Authority: CN
Inventors: 樊杰
Original assignee: Zhejiang Sufeng Plastic Industry Technology Co ltd
Current assignee: Zhejiang Sufeng Plastic Industry Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-08-11
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a torsion-resistant flexible HDPE pipe, which comprises a pipe main body and is characterized in that the pipe main body is divided into an outer pipe layer, an inner pipe layer and a torsion-resistant structure, the torsion-resistant structure is arranged between the outer pipe layer and the inner pipe layer, the torsion-resistant layer comprises a torsion-resistant frame and connecting rings, a plurality of connecting rings are equidistantly arranged between the inner pipe layer and the outer pipe layer, the torsion-resistant frame is arranged between two adjacent connecting rings, a plurality of torsion-resistant frames are arranged along the axial direction of the inner pipe layer, the torsion-resistant frames are obliquely arranged, two ends of the torsion-resistant frames are respectively connected with the two connecting rings, the inner wall of the inner pipe layer is provided with a torsion-resistant layer, the surface of one side of the torsion-resistant Qu Ceng, which is far away from the inner pipe layer, is provided with reinforcing ribs, and the reinforcing ribs are spirally arranged along the axial direction of the torsion-resistant layer. The torsion-resistant effect of the pipe main body is enhanced through the torsion-resistant frame and the reinforcing ribs, so that the deformation of the pipe main body is avoided.

Description

Distortion-resistant flexible HDPE (high-density polyethylene) pipe

Technical Field

The utility model relates to the technical field of pipes, in particular to a torsion-resistant flexible HDPE pipe.

Background

HDPE pipe is a pipe made from high density polyethylene (english name "High Density Polyethylene", abbreviated as "HDPE"). HDPE pipe is a substitute product of traditional steel pipe and polyvinyl chloride drinking water pipe. HDPE pipes must withstand a certain pressure and PE resins with high molecular weight and good mechanical properties, such as HDPE resins, are generally chosen. And (5) manufacturing. The existing HDPE pipe has a certain compression resistance effect, does not have a strong torsion resistance effect, and is easy to twist and deform to cause damage of the HDPE pipe when subjected to external force when vibrating on the ground, so that conveyed objects are leaked, and later replacement is troublesome.

Disclosure of Invention

The utility model aims to provide a torsion-resistant flexible HDPE pipe, a V-shaped torsion-resistant frame can prevent the external torsion force of a pipe main body, avoid the pipe main body from being distorted, and the multi-section connecting ring and the torsion-resistant frame are matched to ensure the flexibility of the pipe main body, so that the pipe main body is convenient to store and carry, and the reinforcing ribs on the torsion-resistant layer are used for further reinforcing the strength of the pipe main body and avoid the pipe main body from being distorted.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a resistant flexible HDPE tubular product of warp, includes the tubular product main part, its characterized in that, the tubular product main part divide into outer tube layer, interior tube layer and resistant structure of warp, resistant structure of warp is located between outer tube layer and the interior tube layer, resistant layer of warp includes resistant crooked frame and go-between, a plurality of the go-between equidistance is located between interior tube layer and the outer tube layer, resistant crooked frame sets up between two adjacent go-between, a plurality of resistant crooked frame sets up along the axial direction of interior tube layer, resistant crooked frame slope sets up, the both ends of resistant crooked frame are connected with two go-between respectively, the inner wall of interior tube layer is provided with anti-crooked layer, the surface that anti-torsion Qu Ceng was kept away from interior tube layer one side is provided with the strengthening rib, the strengthening rib sets up along the axial direction spiral of anti-torsion layer.

Through above-mentioned technical scheme, the torsion-resistant frame of slope can prevent external distortion power to the tubular product main part, stabilizes to the tubular product main part, avoids the tubular product main part to be warp by distortion, and multistage go-between and the cooperation of torsion-resistant frame are used for guaranteeing the flexibility of tubular product main part, conveniently accomodate and carry, and the strengthening rib on the torsion-resistant layer is used for further strengthening the intensity of tubular product main part, avoids the tubular product main part distortion.

The utility model is further arranged to: the outer wall of outer tube layer is provided with the enhancement layer, the equidistance is provided with a plurality of soft muscle of strengthening in the resistant distortion layer, the soft muscle of strengthening sets up along the length direction of enhancement layer.

Through the technical scheme, the reinforcing soft rib is used for reinforcing the strength of the outer pipe layer and simultaneously can ensure the flexible effect of the pipe.

The utility model is further arranged to: and a napping layer is arranged on the outer surface of the reinforcing layer.

Through above-mentioned technical scheme, promote the wear-resisting effect of enhancement layer, avoid the enhancement layer excessive wear.

The utility model is further arranged to: the connecting ring is of a two-section structure, the connecting ring is divided into a first ring part and a second ring part, a connecting block is arranged between the first ring part and the second ring part, and the connecting blocks are equidistantly arranged along the axial direction of the first ring part and the second ring part.

Through above-mentioned technical scheme, both ends formula go-between can guarantee the pliability of tubular product, makes things convenient for tubular product to carry out certain degree bending, leads to the broken condition of go-between to appear in the time of avoiding tubular product bending.

The utility model is further arranged to: the inner tube layer far away from the surface equidistance of warp layer and offered a plurality of spacing grooves, ring one and ring two locate in the spacing groove.

Through the technical scheme, the limiting groove is used for limiting the positions of the first ring and the second ring, and the distortion resistance effect of the distortion-resistant frame is prevented from being influenced by the movement of the first ring and the second ring.

The utility model is further arranged to: the inner wall of the anti-twisting layer is provided with a corrosion-resistant coating.

Through above-mentioned technical scheme, increase the life of anti distortion layer, reduce later stage replacement cost.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

fig. 2 is a schematic structural diagram of the second embodiment of the present utility model.

The meaning of the reference numerals in the figures: 1. an outer tube layer; 2. an inner tube layer; 3. ring one; 4. a second ring; 5. a connecting block; 6. a torsion-resistant frame; 7. a reinforcing layer; 8. and a limit groove.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

The present utility model is described below with reference to fig. 1 to 2.

As shown in fig. 1 and 2, a torsion-resistant flexible HDPE pipe comprises a pipe body divided into an outer pipe layer 1, an inner pipe layer 2 and a torsion-resistant structure. The torsion-resistant structure is arranged between the outer pipe layer 1 and the inner pipe layer 2, and the torsion-resistant layer comprises a torsion-resistant frame 6 and a connecting ring. The connecting rings are equidistantly arranged between the inner pipe layer 2 and the outer pipe layer 1, are of a two-section structure and are divided into a first ring 3 and a second ring 4. A connecting block 5 is arranged between the first ring 3 and the second ring 4, and the connecting block 5 is made of soft materials and can be stretched and twisted to a certain extent. The connecting blocks 5 are equidistantly arranged along the axial direction of the first ring 3 and the second ring 4. The surface equidistance on the far anti-distortion layer of the inner tube layer 2 is provided with a plurality of limit grooves 8, the first ring 3 and the second ring 4 are arranged in the limit grooves 8, the limit grooves 8 are used for limiting the positions of the first ring 3 and the second ring 4, and the influence of the position change of the first ring 3 and the second ring 4 on the stabilizing effect is avoided. The torsion-resistant frame 6 is arranged between two adjacent connecting rings, a plurality of torsion-resistant frames 6 are arranged along the axial direction of the inner pipe layer 2, the torsion-resistant frames 6 are obliquely arranged, and two ends of each torsion-resistant frame 6 are respectively connected with the two first rings 3 and the two second rings 4. The obliquely arranged torsion-resistant frame 6 can prevent the external torsion force to the pipe body and avoid the pipe body from being distorted. The inner wall of the inner tube layer 2 is provided with a torsion-resistant layer. The surface of the anti-twisting layer far away from one side of the inner pipe layer 2 is provided with reinforcing ribs which are spirally arranged along the axial direction of the anti-twisting layer. The reinforcing ribs on the anti-twisting layer are used for further reinforcing the strength of the pipe main body and avoiding twisting of the pipe main body. The inner wall of anti-torsion layer is provided with corrosion-resistant coating for increase anti-torsion layer's life reduces later stage replacement cost.

As shown in fig. 1, in the present embodiment, the outer wall of the outer tube layer 1 is provided with a reinforcing layer 7. A plurality of reinforcing soft ribs are equidistantly arranged in the torsion-resistant layer, and the reinforcing soft ribs are arranged along the length direction of the reinforcing layer 7. The reinforcing soft rib is made of soft materials like the connecting block 5, and can be used for reinforcing the strength of the outer pipe layer 1 and guaranteeing the flexible effect of the pipe. The surface of enhancement layer 7 is provided with the napping layer, promotes the wear-resisting effect of enhancement layer 7, avoids enhancement layer 7 excessive wear.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a resistant flexible HDPE tubular product of warp, includes the tubular product main part, its characterized in that, the tubular product main part divide into outer tube layer (1), inner tube layer (2) and resistant structure of warp, resistant structure of warp is located between outer tube layer (1) and inner tube layer (2), resistant structure of warp includes resistant twist frame (6) and go-between, a plurality of go-between equidistance is located between inner tube layer (2) and outer tube layer (1), resistant twist frame (6) are located between two adjacent go-between, a plurality of resistant twist frame (6) set up along the axial direction of inner tube layer (2), resistant twist frame (6) slope sets up, the both ends of resistant twist frame (6) are connected with two go-between respectively, the inner wall of inner tube layer (2) is provided with anti-twist layer, the surface that inner tube layer (2) one side was kept away from to anti-twist layer is provided with the strengthening rib, the strengthening rib sets up along the axial direction spiral of anti-twist layer.

2. A flexible HDPE pipe resistant to twisting as claimed in claim 1, wherein: the outer wall of outer tube layer (1) is provided with enhancement layer (7), the equidistance is provided with a plurality of soft muscle of strengthening in the resistant crooked frame, the soft muscle of strengthening sets up along the length direction of enhancement layer (7).

3. A flexible HDPE pipe resistant to twisting as claimed in claim 2, wherein: the outer surface of the reinforcing layer (7) is provided with a napping layer.

4. A flexible HDPE pipe resistant to twisting as claimed in claim 1, wherein: the connecting ring is of a two-section structure, the connecting ring is divided into a first ring (3) and a second ring (4), a connecting block (5) is arranged between the first ring (3) and the second ring (4), and the connecting blocks (5) are equidistantly arranged along the axial direction of the first ring (3) and the second ring (4).

5. The flexible HDPE pipe of claim 4 wherein the flexible HDPE pipe is a twist-resistant HDPE pipe comprising: the inner pipe layer (2) is far away from the surface equidistance on warp-resistant layer and has been seted up a plurality of spacing groove (8), in spacing groove (8) are located to ring one (3) and ring two (4).

6. A flexible HDPE pipe resistant to twisting as claimed in claim 1, wherein: the inner wall of the anti-twisting layer is provided with a corrosion-resistant coating.