CN218972081U

CN218972081U - Multi-prismatic double-wall corrugated pipe

Info

Publication number: CN218972081U
Application number: CN202223421493.5U
Authority: CN
Inventors: 鲁清清; 戴涛
Original assignee: Anhui Yuanli Hi Tech Materials Co ltd
Current assignee: Anhui Yuanli Hi Tech Materials Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-05
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to the field of corrugated pipes, in particular to a polygonal double-wall corrugated pipe. It comprises a socket, an inner pipe layer and an outer pipe layer; the inner tube layer is of a tubular structure; the bellmouth is of a cylindrical structure, the outer contour of the cross section of the bellmouth is polygonal, the bellmouth is integrally connected to one end of the inner pipe layer, and the size of the opening of the bellmouth is gradually increased along the direction away from the inner pipe layer; the outer tube layer is tubular structure, and the outer tube layer sets up on the outer peripheral face of inner tube layer, sets up a plurality of main crest portions and a plurality of vice crest portions side by side in proper order along keeping away from the bellmouth direction on the outer peripheral face of outer tube layer. The utility model is not easy to shake during burying and effectively ensures the sealing connection effect between the corrugated pipes.

Description

Multi-prismatic double-wall corrugated pipe

Technical Field

The utility model relates to the field of corrugated pipes, in particular to a polygonal double-wall corrugated pipe.

Background

The drainage pipe is divided into a plastic drainage pipe, a concrete pipe and a reinforced concrete pipe, and mainly bears the drainage tasks of rainwater, sewage, farmland drainage and irrigation and the like, and is particularly used for longitudinal and transverse drainage and water permeability of the expressway; municipal works, water treatment plants, sewage plants, garbage yards and the like; draining off water from golf courses, playgrounds, parks and the like resting greens; slope water and soil conservation is developed on hillside lands; underground drainage of soil preparation engineering; draining the tunnel and the underground passage; the back of various soil blocking walls and side ditches of the expressway are vertically and horizontally drained, etc. The corrugated pipe is a commonly used drain pipe. The periphery of the corrugated pipe is provided with wave crests and wave troughs which are alternately distributed, and in the corrugated pipe installation process, two adjacent corrugated pipes are required to be connected through a connecting structure, so that a pipeline with the required complete length is finally formed.

For corrugated pipes with sockets and bellies, a rubber ring can be sleeved on the socket of one corrugated pipe and then inserted into the bellies of the other corrugated pipe, so that the connection of the two corrugated pipes is realized. However, the shape of the bellows of the conventional socket connection method is generally circular, and when the bellows is buried underground, the bellows receives the pressure of soil and easily shakes during the burying process, so that the sealing connection of the bellows is not firm, and the sealing effect is reduced.

Disclosure of Invention

The utility model aims at solving the problems in the background technology, and provides a multi-prismatic double-wall corrugated pipe which is not easy to shake during embedding and effectively ensures the sealing connection effect between corrugated pipes.

The technical scheme of the utility model is that the multi-prismatic double-wall corrugated pipe comprises a socket, an inner pipe layer and an outer pipe layer; the inner tube layer is of a tubular structure; the bellmouth is of a cylindrical structure, the outer contour of the cross section of the bellmouth is polygonal, the bellmouth is integrally connected to one end of the inner pipe layer, and the size of the opening of the bellmouth is gradually increased along the direction away from the inner pipe layer; the outer tube layer is tubular structure, and the outer tube layer sets up on the outer peripheral face of inner tube layer, sets up a plurality of main crest portions and a plurality of vice crest portions side by side in proper order along keeping away from the bellmouth direction on the outer peripheral face of outer tube layer.

Preferably, the outer contour and the inner contour of the cross section of the socket are regular polygons; the outer contour of the cross section of the inner pipe layer is regular polygon, the number of edges of the regular polygon is equal to that of the outer contour of the cross section of the bell mouth and the inner contour of the cross section of the inner pipe layer, and the inner contour of the cross section of the inner pipe layer is circular.

Preferably, the outer contour of the cross section of the socket is regular polygon, and the inner contour of the cross section of the socket is circular; the outer contour and the inner contour of the cross section of the inner pipe layer are both round.

Preferably, the outer contour and the inner contour of the cross section of the socket are regular polygons; the outer contour and the inner contour of the cross section of the inner pipe layer are regular polygons, and the number of sides of the regular polygons is equal to that of the regular polygons of the outer contour and the inner contour of the cross section of the bell mouth.

Preferably, the outer contour and the inner contour of the cross section of the socket are polygonal arches, the outer contour and the inner contour of the cross section of the inner pipe layer are polygonal arches, and the number of sides of the polygon is equal to that of the outer contour and the inner contour of the cross section of the socket.

Preferably, the distance from the primary peak portion to the outer peripheral surface of the inner tube layer is greater than the distance from the outermost end of the secondary peak portion to the outer peripheral surface of the inner tube layer.

Preferably, a rubber ring is sleeved between two adjacent auxiliary wave crest parts.

Preferably, a clamping groove for clamping the rubber ring is formed in the inner peripheral surface of the socket.

Preferably, annular grooves are formed in the outer peripheral surface of the main wave crest portion and the outer peripheral surface of the auxiliary wave crest portion, and the cross section of each annular groove in the width direction is arc-shaped, inverted trapezoid-shaped or zigzag-shaped.

Compared with the prior art, the utility model has the following beneficial technical effects:

the utility model is not easy to shake during burying, and effectively ensures the sealing connection effect between the corrugated pipes. The outer contour of the cross section of the socket is polygonal, can be firmly buried underground, and is not easy to shake. The rubber ring is of an annular structure corresponding to the inner contour shape of the cross section of the bellmouth, and can be inserted into the inner peripheral surface of the bellmouth of one corrugated pipe after being sleeved on the other corrugated pipe, so that the sealing connection of the two corrugated pipes is realized.

Drawings

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

FIG. 2 is a cross-sectional view of a socket and inner tube layer in accordance with one embodiment of the present utility model;

FIG. 3 is a schematic structural diagram of a second embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a socket and inner tube layer in accordance with a second embodiment of the present utility model;

FIG. 5 is a schematic diagram of a third embodiment of the present utility model;

FIG. 6 is a cross-sectional view of the structure of the socket and inner tube layer in accordance with the third embodiment of the present utility model;

FIG. 7 is a schematic diagram of a fourth embodiment of the present utility model;

fig. 8 is a cross-sectional view showing the structure of the socket and the inner tube layer in the fourth embodiment of the present utility model.

Reference numerals: 1. a socket; 101. a clamping groove; 2. an inner tube layer; 3. a main peak portion; 4. a sub-peak portion; 5. and a rubber ring.

Detailed Description

Example 1

As shown in fig. 1 and 2, the multi-prismatic double-wall corrugated pipe according to the present embodiment includes a socket 1, an inner pipe layer 2 and an outer pipe layer.

The bellmouth 1 is of a cylindrical structure, the bellmouth 1 is integrally connected to one end of the inner pipe layer 2, the opening size of the bellmouth 1 is gradually increased along the direction away from the inner pipe layer 2, and the outer contour and the inner contour of the cross section of the bellmouth 1 are both regular polygons; the inner tube layer 2 is of a tubular structure, the outer contour of the cross section of the inner tube layer 2 is of a regular polygon, the number of edges of the regular polygon is equal to that of the outer contour of the cross section of the bell mouth 1 and that of the regular polygon of the inner contour, and the inner contour of the cross section of the inner tube layer 2 is of a round shape.

The outer tube layer is tubular structure, and the outer tube layer sets up on inner tube layer 2 outer peripheral face, and along keeping away from bellmouth 1 direction on the outer peripheral face of outer tube layer and set up a plurality of main crest portion 3 and a plurality of vice crest portion 4 side by side in proper order.

The distance from the main crest part 3 to the outer peripheral surface of the inner pipe layer 2 is greater than the distance from the outermost end of the auxiliary crest part 4 to the outer peripheral surface of the inner pipe layer 2, so that crest parts in different areas can be distinguished conveniently, the rubber ring 5 can be sleeved through the auxiliary crest part 4, and the ring rigidity of the corrugated pipe can be ensured through the main crest part 3.

A rubber ring 5 is sleeved between two adjacent auxiliary wave crest parts 4. The inner peripheral surface of the socket 1 is provided with a clamping groove 101 into which the rubber ring 5 is clamped. When two corrugated pipes are connected, the rubber ring 5 is sleeved on one corrugated pipe and can be clamped into the clamping groove 101 on the other corrugated pipe, so that firm sealing connection is realized.

Annular grooves are formed in the outer peripheral surface of the main wave crest portion 3 and the outer peripheral surface of the auxiliary wave crest portion 4, the cross section of each annular groove in the width direction is arc-shaped, inverted trapezoid or zigzag, soil can be filled in, a limiting effect is achieved, and the position stability after the corrugated pipe is buried is further improved.

The embodiment is not easy to shake when buried, and effectively ensures the sealing connection effect between the corrugated pipes. The outer contours of the cross sections of the socket 1 and the inner pipe layer 2 are regular polygons, the inner pipe layer 2 can be firmly buried underground, and the inner contour of the cross section of the inner pipe layer 2 is circular, so that water delivery is facilitated. The inner contour of the cross section of the bellmouth 1 is a regular polygon, and the rubber ring 5 is a regular polygon annular structure corresponding to the inner contour shape of the cross section of the bellmouth 1, and can be inserted into the inner peripheral surface of the bellmouth 1 of one corrugated pipe after being sleeved on the other corrugated pipe, so that the sealing connection of the two corrugated pipes is realized.

Example two

As shown in fig. 3 and fig. 4, in the present embodiment, compared with the first embodiment, the outer contour of the cross section of the socket 1 is a regular polygon, the inner contour of the cross section of the socket 1 is a circle, and the polygonal double-wall corrugated pipe can be clamped into the annular rubber ring 5; the outer contour and the inner contour of the cross section of the inner pipe layer 2 are round, so that water delivery is facilitated.

Example III

As shown in fig. 5 and fig. 6, in the present embodiment, compared with the first embodiment, the outer contour and the inner contour of the cross section of the socket 1 are both regular polygons; the outer contour and the inner contour of the cross section of the inner pipe layer 2 are regular polygons, and the number of sides of the regular polygons is equal to that of the regular polygons of the outer contour and the inner contour of the cross section of the bell mouth 1. The whole structure is regular polygon, the structure is unified, and the inner peripheral surface of the bell mouth 1 can be clamped into the rubber ring 5 of the regular polygon to carry out sealing connection between two corrugated pipes.

Example IV

As shown in fig. 7 and 8, in the present embodiment, compared with the first embodiment, the cross-sectional outer profile and the inner profile of the socket 1 are polygonal arches. The outer contour and the inner contour of the cross section of the inner pipe layer 2 are both arched shapes of polygons, and the number of the sides of the polygons is equal to that of the outer contour and the inner contour of the cross section of the bell mouth 1. The bellmouth 1 and the bottom surface of the inner pipe layer 2 are both planes, so that the corrugated pipe can be stably placed in soil, the ring rigidity is improved through the arch structure on the upper part, and the corrugated pipe is not easy to deform. At this time, the rubber ring 5 sleeved on the corrugated pipe is arched and can be clamped into the inner peripheral surface of the bell mouth 1 to realize the sealing connection of the two corrugated pipes.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. A multi-prismatic double-wall corrugated pipe, comprising:

an inner tube layer (2) having a tubular structure;

the bellmouth (1) is of a cylindrical structure, the outline of the cross section of the bellmouth is polygonal, the bellmouth is integrally connected with one end of the inner pipe layer (2), and the opening size of the bellmouth is gradually increased along the direction away from the inner pipe layer (2);

the outer tube layer is of a tubular structure and is arranged on the outer peripheral surface of the inner tube layer (2), and a plurality of main wave crest portions (3) and a plurality of auxiliary wave crest portions (4) are sequentially arranged on the outer peripheral surface in a direction away from the socket (1) in a side-by-side manner.

2. A polygonal double-wall corrugated pipe according to claim 1, wherein the outer and inner contours of the cross section of the socket (1) are both regular polygons; the outer contour of the cross section of the inner pipe layer (2) is regular polygon, the number of regular polygon edges of the outer contour of the cross section of the inner pipe layer (2) is equal to that of the outer contour of the cross section of the bell mouth (1) and the number of regular polygon edges of the inner contour, and the inner contour of the cross section of the inner pipe layer (2) is circular.

3. A polygonal double-wall corrugated pipe according to claim 1, wherein the outer contour of the cross section of the socket (1) is a regular polygon, and the inner contour of the cross section of the socket (1) is a circle; the outer contour and the inner contour of the cross section of the inner pipe layer (2) are both round.

4. A polygonal double-wall corrugated pipe according to claim 1, wherein the outer and inner contours of the cross section of the socket (1) are both regular polygons; the outer contour and the inner contour of the cross section of the inner pipe layer (2) are regular polygons, and the number of edges of the regular polygons of the outer contour and the inner contour of the cross section of the inner pipe layer (2) is equal to that of the edges of the regular polygons of the outer contour and the inner contour of the cross section of the bell mouth (1).

5. A polygonal double-wall corrugated pipe according to claim 1, wherein the outer and inner cross-sectional profiles of the socket (1) are polygonal arches; the outer contour and the inner contour of the cross section of the inner pipe layer (2) are both arched shapes of polygons, and the number of the sides of the polygons is equal to that of the outer contour and the inner contour of the cross section of the bell mouth (1).

6. A polygonal double-wall corrugated pipe according to claim 1, wherein the distance from the main peak (3) to the outer peripheral surface of the inner pipe layer (2) is greater than the distance from the outermost end of the sub-peak (4) to the outer peripheral surface of the inner pipe layer (2).

7. A polygonal double-wall corrugated pipe according to claim 1, wherein a rubber ring (5) is interposed between two adjacent secondary wave crests (4).

8. A polygonal double-wall corrugated pipe according to claim 7, wherein the inner peripheral surface of the socket (1) is provided with a clamping groove (101) into which the rubber ring (5) is clamped.

9. A polygonal double-wall corrugated pipe according to claim 1, wherein the outer peripheral surface of the main peak portion (3) and the outer peripheral surface of the sub-peak portion (4) are provided with annular grooves, and the cross section of the annular groove in the width direction is arc-shaped, inverted trapezoid-shaped or zigzag-shaped.