CN212929097U

CN212929097U - Corrosion-resistant PVC feed pipe of high strength

Info

Publication number: CN212929097U
Application number: CN202021292472.6U
Authority: CN
Inventors: 华洪贤
Original assignee: Jiangsu Baopeng Technology Pipe Co ltd
Current assignee: Jiangsu Baopeng Technology Pipe Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-04-09
Anticipated expiration: 2030-07-03

Abstract

The utility model belongs to the technical field of the feed pipe, specifically disclose a corrosion-resistant PVC feed pipe of high strength, including inner tube, outer tube, reinforcing tube, linking pipe, first ring flange and second ring flange, the inner tube sets up in the outer tube, and the outer wall cover of inner tube is equipped with the reinforcing tube, and the outer wall cover of reinforcing tube is equipped with the linking pipe, and the inside and outside wall of linking pipe all is provided with a plurality of elastic bulge, and elastic bulge bonds with the outer wall of reinforcing tube and outer tube inner wall through the viscose layer respectively; a first flange and a second flange are respectively fixed at two ends of the outer pipe and the inner pipe, a plurality of concentric sealing ring grooves are formed in the end face of the first flange, sealing rings matched with the sealing ring grooves are fixed on the end face of the second flange, and rubber rings are arranged on the inner wall and the outer wall of each sealing ring; the PVC water supply pipe has good compression resistance and corrosion resistance and good sealing property.

Description

Corrosion-resistant PVC feed pipe of high strength

Technical Field

The utility model relates to a corrosion-resistant PVC feed pipe of high strength belongs to feed pipe technical field.

Background

The water supply pipe is a green, energy-saving and environment-friendly pipe, has the advantages of no rusting, no scaling, no diameter shrinkage, small fluid resistance, capability of effectively reducing water supply energy consumption and improving water supply quantity of water points, and is an ideal pipe for a pipe network, and the water supply pipe is divided into a metal pipe, a composite pipe and a plastic pipe.

The existing PVC water supply pipe is one of composite pipes, the existing PVC water supply pipe is easily extruded and deformed by external force in the using process to cause the PVC water supply pipe to be blocked or broken, and the existing PVC water supply pipe is easily corroded by strong acid or strong base in water or soil after being used for a period of time, so that the service life of the PVC water supply pipe is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant PVC feed pipe of high strength to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-strength corrosion-resistant PVC water supply pipe comprises an inner pipe, an outer pipe, a reinforcing pipe, a connecting pipe, a first flange plate and a second flange plate, wherein the inner pipe is arranged in the outer pipe; the utility model discloses a sealing ring, including outer tube and inner tube, the both ends of outer tube and inner tube are fixed with first ring flange and second ring flange respectively, and a plurality of concentric sealing ring grooves are seted up to the terminal surface of first ring flange, the terminal surface of second ring flange be fixed with sealing ring groove assorted sealing ring, the interior outer wall of sealing ring is provided with the rubber ring.

Preferably, the outer wall of the outer tube is coated with a urethane resin layer.

Preferably, the reinforcing pipe is internally filled with a steel wire mesh layer, and reinforcing ribs are arranged on the inner side wall and the outer side wall of the steel wire mesh layer.

Preferably, the inner tube and the outer tube are both made of polytetrafluoroethylene material.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a high-strength corrosion-resistant PVC water supply pipe, which is provided with a linking pipe, wherein the inner wall and the outer wall of the linking pipe are provided with elastic bulges, so that the PVC water supply pipe has certain compression-resistant and anti-collision functions; through being provided with the reinforced pipe, be provided with steel wire stratum reticulare and strengthening rib in the reinforced pipe for this PVC feed pipe has the characteristics of high strength, and then makes it have the function of anti buckling.

The utility model discloses be provided with first ring flange and second ring flange, first ring flange and second ring flange are provided with a plurality of sealed annulars on the first ring flange, and the terminal surface of second ring flange is provided with a plurality of sealing rings, has increased the leakproofness of first ring flange and second ring flange junction through the sealing ring with the sealing ring groove is mutually supported, and then improves the leakproofness of this PVC feed pipe.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the end face of the PVC water supply pipe.

In the figure: 1. an inner tube; 2. an outer tube; 3. a reinforcement tube; 4. connecting the pipe; 5. a first flange plate; 6. a second flange plate; 7. an elastic bulge; 8. a seal ring; 9. a rubber ring; 10. a polyurethane resin layer; 11. a steel wire mesh layer; 12. and (5) reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a high-strength corrosion-resistant PVC water supply pipe comprises an inner pipe 1, an outer pipe 2, a reinforcing pipe 3, a connecting pipe 4, a first flange 5 and a second flange 6, wherein the inner pipe 1 is arranged in the outer pipe 2, the reinforcing pipe 3 is sleeved on the outer wall of the inner pipe 1, the connecting pipe 4 is sleeved on the outer wall of the reinforcing pipe 3, a plurality of elastic bulges 7 are arranged on the inner wall and the outer wall of the connecting pipe 4, and the elastic bulges 7 are respectively bonded with the outer wall of the reinforcing pipe 3 and the inner wall of the outer pipe 2 through adhesive layers; the both ends of outer tube 2 and inner tube 1 are fixed with first ring flange 5 and second ring flange 6 respectively, and a plurality of concentric seal ring grooves 501 have been seted up to the terminal surface of first ring flange 5, the terminal surface of second ring flange 6 be fixed with seal ring groove 501 assorted sealing ring 8, the inside and outside wall of sealing ring 8 is provided with rubber ring 9.

Further, the outer wall of the outer tube 2 is coated with a urethane resin layer 10.

Further, the reinforcing pipe 3 is filled with a steel wire mesh layer 11, and reinforcing ribs 12 are arranged on the inner side wall and the outer side wall of the steel wire mesh layer 11.

Further, the inner tube 1 and the outer tube 2 are made of polytetrafluoroethylene.

The working principle is as follows: the utility model relates to a corrosion-resistant PVC feed pipe of high strength, during the use, can realize the connection function between each PVC feed pipe through first ring flange 5 and second ring flange 6, cooperate at sealing ring 8 and seal ring groove 501 and increased the leakproofness of first ring flange 5 and the 6 junctions of second ring flange, and then improve the leakproofness of this PVC feed pipe.

When the PVC water supply pipe is buried underground, the outer wall of the outer pipe 2 is coated with the urethane resin layer 10 to prevent the outer pipe from being corroded by an acidic liquid and to extend the service life while the inner pipe 1 and the outer pipe 2 are made of tetrachloroethylene to further enhance the corrosion resistance.

When the PVC water supply pipe is extruded by external force, the outer pipe 2 has good buffering performance under the action of the elastic bulge 7, and the pressure born by the inner pipe can be reduced; under the effect of wire net 11 and strengthening rib 12 of setting up in reinforced pipe 3 for this PVC feed pipe has the characteristics of high strength, thereby guarantees that this PVC feed pipe is difficult for taking place phenomenons such as buckling.

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.

Claims

1. The utility model provides a corrosion-resistant PVC of high strength water supply pipe which characterized in that: the connecting pipe comprises an inner pipe (1), an outer pipe (2), a reinforcing pipe (3), a connecting pipe (4), a first flange plate (5) and a second flange plate (6), wherein the inner pipe (1) is arranged in the outer pipe (2), the reinforcing pipe (3) is sleeved on the outer wall of the inner pipe (1), the connecting pipe (4) is sleeved on the outer wall of the reinforcing pipe (3), a plurality of elastic bulges (7) are arranged on the inner wall and the outer wall of the connecting pipe (4), and the elastic bulges (7) are respectively bonded with the outer wall of the reinforcing pipe (3) and the inner wall of the outer pipe (2) through adhesive layers; the utility model discloses a sealing ring, including outer tube (2), inner tube (1), the both ends of outer tube (2) and inner tube are fixed with first ring flange (5) and second ring flange (6) respectively, and a plurality of concentric sealing ring grooves (501) have been seted up to the terminal surface of first ring flange (5), the terminal surface of second ring flange (6) be fixed with sealing ring groove (501) assorted sealing ring (8), the interior outer wall of sealing ring (8) is provided with rubber ring (9).

2. The high-strength corrosion-resistant PVC water supply pipe according to claim 1, characterized in that: the outer wall of the outer pipe (2) is coated with a polyurethane resin layer (10).

3. The high-strength corrosion-resistant PVC water supply pipe according to claim 1, characterized in that: the reinforced pipe (3) is internally filled with a steel wire mesh layer (11), and reinforcing ribs (12) are arranged on the inner side wall and the outer side wall of the steel wire mesh layer (11).

4. The high-strength corrosion-resistant PVC water supply pipe according to claim 1, characterized in that: the inner pipe (1) and the outer pipe (2) are both made of polytetrafluoroethylene.