CN216447579U - DRPE winding reinforced corrugated pipe - Google Patents
DRPE winding reinforced corrugated pipe Download PDFInfo
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- CN216447579U CN216447579U CN202123152840.4U CN202123152840U CN216447579U CN 216447579 U CN216447579 U CN 216447579U CN 202123152840 U CN202123152840 U CN 202123152840U CN 216447579 U CN216447579 U CN 216447579U
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Abstract
The utility model discloses a DRPE winding reinforced corrugated pipe, which belongs to the technical field of winding corrugated pipes and comprises a pipe body, wherein the pipe body is made by spirally winding a plate strip, two sides of the plate strip are lap joints which are spirally wound, and the corrugated pipe also comprises: the bonding plates are extruded and formed in the spiral direction of the lap joint seam, and are respectively bonded and connected with the inner side and the outer side of the plate strip, so that the purposes of improving the ring rigidity of the wound corrugated pipe and increasing the tensile resistance, bending resistance and impact resistance of the corrugated pipe are achieved.
Description
Technical Field
The utility model belongs to the technical field of corrugated pipe winding, and particularly relates to a DRPE winding reinforced corrugated pipe.
Background
At present, the DRPE winding corrugated pipe is widely used for pipelines of urban water supply and drainage, and the winding corrugated pipe just meets the two conditions due to the large inner diameter and the small inner pressure under the working condition; has great cost performance advantage.
For the winding corrugated pipe, the ring stiffness is an important index, and the pipe body can keep the stiffness when the pipe body runs in the external soil and the ground. The pipe body of the existing DRPE winding corrugated pipe is manufactured by winding and forming, and the spirally winding lap joint position is easy to crack under the action of external force.
Based on the above, the DRPE wound corrugated pipe has two main problems: the ring stiffness is not sufficient and the pipe body is easily cracked.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to solve the above problems in the prior art, an object of the present invention is to provide a DRPE wound reinforced corrugated pipe to achieve the purposes of increasing the ring stiffness of the wound corrugated pipe and increasing the tensile resistance, bending resistance and impact resistance of the corrugated pipe.
The technical scheme adopted by the utility model is as follows: the utility model provides a DRPE twines adds muscle bellows, includes the body, the body is made by slab band spiral winding, and the both sides of slab band are the lap joint of spiral book system, and this bellows still includes: and the bonding plates are extruded and formed along the spiral direction of the lap joint, and are respectively bonded and connected with the inner side and the outer side of the plate strip.
Furthermore, the bonding plate is I-shaped and is embedded in the lap seam.
Further, the outer side of the bonding plate is bonded on the outer side surface of the adjacent plate strip, and the inner side of the bonding plate and the inner side of the plate strip form the inner wall of the pipe body together.
Furthermore, the outside of splice plate is equipped with the splice plate strengthening rib, and under the effect of this splice plate strengthening rib, it can show the shock resistance that promotes this body trough.
Further, a hollow pipe belt is integrally formed on the plate belt and is positioned in the middle of the plate belt; the bonding plate is positioned between two adjacent hollow pipe belts.
Furthermore, the hollow pipe belt is in an arc-shaped convex shape or an M-shaped convex shape, and the hollow pipe belt with the structural shape has the function of strengthening the rigidity of the pipe body ring.
Furthermore, the inside of hollow pipe area is equipped with the pipe area strengthening rib, can further promote ring rigidity under the effect of pipe area strengthening rib.
Furthermore, the plate belt is made of double-layer double-color plates, and the plate belt has the advantages of wear resistance, corrosion resistance, compression resistance and tensile resistance.
Further, the inner side layer of the plate strip is made of ultra-high molecular weight polyethylene, and the outer side layer of the plate strip is made of PE materials.
Furthermore, a notch is arranged on the side part of the plate strip along the length direction of the plate strip, and the notch is spliced with the bonding plate.
The utility model has the beneficial effects that:
1. when the DRPE winding reinforced corrugated pipe provided by the utility model is adopted, when the plate strips are wound, the bonding piece is extruded and formed between two adjacent plate strips for bonding, the bonding piece is embedded in the bonding seam in an I shape, the bonding piece can be respectively bonded and connected with the outer side and the inner side of the plate strip, and due to the multi-surface bonding effect, the bonding property, the stretching resistance and the bending resistance can be obviously improved.
Drawings
Fig. 1 is a schematic cross-sectional view of a DRPE wound reinforced corrugated pipe provided by the present invention in example 1;
FIG. 2 is a schematic cross-sectional view of a DRPE wound reinforced corrugated pipe provided by the present invention in example 2;
FIG. 3 is a schematic cross-sectional view of a DRPE wound reinforced corrugated pipe provided by the present invention in example 3;
FIG. 4 is a schematic cross-sectional view of a DRPE wound reinforced corrugated pipe provided by the present invention in example 4;
FIG. 5 is a schematic view of an adhesive sheet with reinforcing ribs in a DRPE wound reinforced corrugated pipe provided by the present invention;
FIG. 6 is another illustration of an adhesive sheet with reinforcing ribs for winding a DRPE corrugated pipe provided by the present invention;
the drawings are labeled as follows:
1-plate belt outer layer, 2-plate belt inner layer, 3-adhesive plate, 4-arc hollow pipe belt, 5-pipe belt reinforcing rib, 6-M-shaped hollow pipe belt, 7-arc adhesive plate reinforcing rib and 8-M-shaped adhesive plate reinforcing rib.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be further noted that the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases by those skilled in the art; the drawings in the embodiments are used for clearly and completely describing the technical scheme in the embodiments of the utility model, and obviously, the described embodiments are a part of the embodiments of the utility model, but not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Example 1
The embodiment specifically provides a DRPE wound reinforced corrugated pipe, which is optimally designed for the defects of the existing wound corrugated pipe, and aims to improve the adhesion, tensile resistance and bending resistance of the existing wound corrugated pipe, so that the existing wound corrugated pipe has a good service life in an actual application scene.
As shown in fig. 1, the DRPE-wound reinforced corrugated pipe includes a pipe body which is made by spirally winding a sheet and strip, and both sides of the sheet and strip are lap joints which are spirally wound, and the lap joints are gaps of the side portions of the sheet and strip after the spirally winding, and the corrugated pipe further includes: and the bonding plate 3 is formed by extrusion in the spiral direction of the lap joint seam, and the bonding plate 3 is respectively bonded and connected with the inner side and the outer side of the plate strip so as to wind and bond the plate strip to form a wound corrugated pipe.
Specifically, the bonding plate 3 is in an I shape, the bonding plate 3 is embedded in the lap joint seam, the outer side of the bonding plate 3 is bonded on the outer side surface of an adjacent plate strip, and the inner side of the bonding plate 3 and the inner side of the plate strip jointly form the inner wall of the pipe body. During actual production, the plate strip is wound along the central pipe during winding, raw materials of the same material are extruded into the lap joint of the plate strip during winding, the raw materials enter the lap joint and fill a gap between the inner side of the plate strip and the surface of the central pipe, meanwhile, the raw materials are located on the outer side of the plate strip and are flattened through a pressing plate, and finally the plate strip is formed into the I-shaped bonding plate 3.
For further promoting the shock resistance of this body trough, the outside of splice plate 3 is equipped with the splice plate strengthening rib, and under the effect of this splice plate strengthening rib, the trough shock resistance of whole body can show the promotion. In practical application, the pressing plate is provided with corresponding notches, and when the bonding plate 3 is subjected to extrusion forming, corresponding bonding plate reinforcing ribs are formed on the bonding plate 3, wherein the bonding plate reinforcing ribs can be in an M shape, an arc shape and the like, and are respectively an arc-shaped bonding plate reinforcing rib 7 and an M-shaped bonding plate reinforcing rib 8 shown in fig. 5 and 6.
A hollow pipe belt is integrally formed on the plate belt and is positioned in the middle of the plate belt; the bonding plate 3 is positioned between two adjacent hollow pipe belts, and the bonding degree between the bonding plate 3 and the pipe belts can be improved to the maximum extent. In this embodiment, the hollow pipe band is formed in an arc-shaped convex shape, and is an arc-shaped hollow pipe band 4.
In order to improve the performance of the winding pipe, the plate belt is made of a double-layer bicolor plate, preferably, the inner layer 2 of the plate belt is made of ultra-high molecular polyethylene, and the outer layer 1 of the plate belt is made of PE (polyethylene) material, so that the plate belt has the advantages of wear resistance, corrosion resistance, compression resistance and tensile resistance. In order to match with the bonding plate 3 formed in the lap joint seam between the plate strips, a notch is arranged on the side part of the plate strip along the length direction of the plate strip, and the notch is spliced with the bonding plate 3. In practical application, in order to facilitate the forming processing of the plate strip, the notch is formed by the outer layer and the inner layer of the plate strip together, so that the cross section of the plate strip is in a step shape.
Example 2
In addition to the embodiment 1, as shown in fig. 2, in the present embodiment, the arc-shaped convex hollow pipe strip is changed into an M-shaped convex hollow pipe strip 6, which is shown in fig. 2.
Example 3
In addition to the embodiment 1, as shown in fig. 3, in order to increase the loop rigidity of the wound pipe, a pipe band reinforcing rib 5 is provided inside the hollow pipe band, and the loop rigidity can be further increased by the pipe band reinforcing rib 5, which is shown in fig. 3.
Example 4
In addition to the embodiment 2, as shown in fig. 4, in order to increase the loop stiffness of the wound pipe, a pipe band reinforcing rib 5 is provided inside the hollow pipe band, and the loop stiffness can be further increased by the pipe band reinforcing rib 5, which is shown in fig. 4.
The utility model is not limited to the above alternative embodiments, and any other various forms of products can be obtained by anyone in the light of the present invention, but any changes in shape or structure thereof, which fall within the scope of the present invention as defined in the claims, fall within the scope of the present invention.
Claims (10)
1. The utility model provides a DRPE twines adds muscle bellows, includes the body, the body is made by slab band spiral winding, and the both sides of slab band are the lap joint of spiral book system, its characterized in that: this bellows still includes: the adhesive plate (3) is formed by extrusion in the spiral direction of the lap joint, and the adhesive plate (3) is respectively connected with the inner side and the outer side of the plate strip in an adhesive mode.
2. The DRPE wound reinforced corrugated pipe according to claim 1, wherein the bonding plate (3) is I-shaped, and the bonding plate (3) is embedded in the lap seam.
3. The DRPE wound reinforced corrugated pipe as claimed in claim 1, wherein the outer side of the bonding plate (3) is bonded to the outer side surface of the adjacent plate strip, and the inner side of the bonding plate (3) and the inner side of the plate strip jointly form the inner wall of the pipe body.
4. The DRPE wound reinforced corrugated pipe according to claim 1, wherein the outside of the bonding plate (3) is provided with a bonding plate reinforcing rib.
5. The DRPE wound reinforced corrugated pipe of claim 1, wherein the plate strips are integrally formed with hollow pipe strips and the hollow pipe strips are located in the middle of the plate strips; the bonding plate (3) is positioned between two adjacent hollow pipe belts.
6. The DRPE wound reinforced corrugated pipe of claim 5, wherein the hollow pipe strips are provided with an arc-shaped bulge or an M-shaped bulge.
7. The DRPE wound reinforced corrugated pipe according to claim 5, wherein the hollow pipe band is internally provided with a pipe band reinforcing rib (5).
8. The DRPE wound reinforced corrugated pipe of claim 1, wherein the plate strips are provided as double-layer double-color plates.
9. The DRPE wound reinforced corrugated pipe of claim 8, wherein the inner layers of the strips are made of ultra high molecular weight polyethylene and the outer layers of the strips are made of PE material.
10. The DRPE wound reinforced corrugated pipe as claimed in claim 3, wherein the side of the plate strip is provided with a notch along the length direction thereof, and the notch is spliced with the bonding plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123152840.4U CN216447579U (en) | 2021-12-15 | 2021-12-15 | DRPE winding reinforced corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123152840.4U CN216447579U (en) | 2021-12-15 | 2021-12-15 | DRPE winding reinforced corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216447579U true CN216447579U (en) | 2022-05-06 |
Family
ID=81375266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123152840.4U Active CN216447579U (en) | 2021-12-15 | 2021-12-15 | DRPE winding reinforced corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216447579U (en) |
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2021
- 2021-12-15 CN CN202123152840.4U patent/CN216447579U/en active Active
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