CN215981239U

CN215981239U - PVC (polyvinyl chloride) pipe with high strength and excellent oxidation resistance

Info

Publication number: CN215981239U
Application number: CN202121993972.7U
Authority: CN
Inventors: 王方伦
Original assignee: Jiangsu Qianjin Plastics Technology Co ltd
Current assignee: Jiangsu Qianjin Plastics Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-08
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a PVC pipe with high strength and excellent oxidation resistance, which comprises a PVC base layer, wherein a precipitation hardening stainless steel layer is fixedly connected to the inner surface of the PVC base layer, a carbon fiber reinforced composite plastic layer is fixedly connected to the outer surface of the PVC base layer, an oxidation resistant layer is arranged on the outer surface of the carbon fiber reinforced composite plastic layer, the oxidation resistant layer comprises a polytetrafluoroethylene coating, a high-performance ceramic coating and a high chlorinated polyethylene coating, and an antibacterial layer is arranged on the inner surface of the precipitation hardening stainless steel layer. According to the utility model, under the mutual matching action of the antioxidation layer, the polytetrafluoroethylene coating, the high-performance ceramic coating, the high chlorinated polyethylene coating, the carbon fiber reinforced composite plastic layer and the precipitation hardening stainless steel layer, the strength, the corrosion resistance and the oxidation resistance of the PVC pipe are greatly improved, the wear resistance and the high temperature resistance of the PVC pipe are greatly improved, and the service life of the PVC pipe is prolonged.

Description

PVC (polyvinyl chloride) pipe with high strength and excellent oxidation resistance

Technical Field

The utility model relates to the technical field of PVC pipes, in particular to a PVC pipe with high strength and excellent oxidation resistance.

Background

PVC pipes, i.e. rigid PVC pipes, are plastic pipes which have been developed and used at the earliest by extrusion molding by hot pressing after compounding of PVC resin with stabilizers, lubricants and the like, and are generally classified by the purpose of the pipe: drain pipe, feed pipe, electric wire pipe, cable sheathing pipe.

However, the existing PVC pipe is low in strength and oxidation resistance, easy to damage under the action of external force in the using process, and easy to corrode by external corrosive substances, so that the service life of the pipe is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PVC pipe with high strength and excellent oxidation resistance, which has the advantages of high strength and good oxidation resistance, and solves the problems that the existing PVC pipe is low in strength and oxidation resistance, is easy to damage under the action of external force in the using process, is easy to corrode by external corrosive substances, and further reduces the service life of the existing PVC pipe.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PVC tubular product that intensity is high and oxidation resistance is excellent, includes the PVC basic unit, the internal surface fixedly connected with precipitation hardening stainless steel layer of PVC basic unit, the external surface fixedly connected with carbon fiber reinforcement composite plastic layer of PVC basic unit, the surface of carbon fiber reinforcement composite plastic layer is provided with the antioxidation layer, the antioxidation layer includes polytetrafluoroethylene coating, high performance ceramic coating and highly chlorinated polyethylene coating.

Preferably, the inner surface of the precipitation hardening stainless steel layer is provided with an antibacterial layer, and the antibacterial layer comprises an antibacterial polypropylene layer and a nano silver antibacterial coating.

Preferably, the outer surface of the antibacterial polypropylene layer is fixedly connected to the inner surface of the precipitation hardening stainless steel layer, and the outer surface of the nano-silver antibacterial coating is coated on the inner surface of the antibacterial polypropylene layer.

Preferably, the thickness of the carbon fiber reinforced composite plastic layer is equal to that of the precipitation hardening stainless steel layer, and the thickness of the precipitation hardening stainless steel layer is three points and five millimeters.

Preferably, the inner surface of the polytetrafluoroethylene coating is coated on the outer surface of the high-performance ceramic coating, and the thickness of the polytetrafluoroethylene coating is equal to that of the high-performance ceramic coating.

Preferably, the inner surface of the high-performance ceramic coating is coated on the outer surface of the high chlorinated polyethylene coating, and the inner surface of the high chlorinated polyethylene coating is coated on the carbon fiber reinforced composite plastic layer.

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

1. the utility model has the advantages that through the arrangement of the oxidation resistant layer, because the polytetrafluoroethylene coating, the high-performance ceramic coating and the high chlorinated polyethylene coating in the oxidation resistant layer have excellent corrosion resistance and oxidation resistance, multi-level corrosion resistance and oxidation resistance sealing protection are formed on the surface of the PVC pipe, the corrosion resistance and oxidation resistance of the PVC pipe are greatly improved, the corrosion and oxidation of external substances to the PVC pipe are avoided, in addition, because the polytetrafluoroethylene coating and the high-performance ceramic coating have excellent wear resistance and high temperature resistance, double-layer wear resistance and high temperature resistance protection are formed on the surface of the PVC pipe, the wear resistance and high temperature resistance of the PVC pipe are effectively improved, the abrasion and high temperature erosion of the PVC pipe are effectively avoided, meanwhile, the carbon fiber reinforced composite plastic layer and the precipitation hardening stainless steel layer have excellent strength, double-level intensity protection has been formed in the inside of this PVC tubular product, very big improvement the intensity of PVC tubular product, the probability that this PVC tubular product atress and damage has been reduced, under whole complex effect, very big improvement this PVC tubular product's intensity, anticorrosion and antioxidant property, simultaneously very big improvement this PVC tubular product wear-resisting and high temperature resistance, the life of PVC tubular product has been improved, the intensity and the antioxidant property of having solved current PVC tubular product are lower, easily receive the effect of external force in the use and damaged, and easily receive external corrosive substance corrosion, and then the problem of its life has been reduced.

2. According to the utility model, through the arrangement of the antibacterial layer, the antibacterial polypropylene layer and the nano silver antibacterial coating in the antibacterial layer have excellent antibacterial and bacteriostatic properties, and double-layer antibacterial and bacteriostatic protection is formed on the inner surface of the PVC pipe, so that the probability of bacteria breeding in the PVC pipe is effectively reduced, and the sanitary safety of the PVC pipe is greatly improved.

Drawings

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

FIG. 2 is a schematic view of the structure of an antibacterial layer according to the present invention;

FIG. 3 is a schematic view of an anti-oxidation layer structure according to the present invention.

In the figure: 1. an anti-oxidation layer; 11. a polytetrafluoroethylene coating; 12. a high performance ceramic coating; 13. high chlorinated polyethylene coating; 2. a carbon fiber reinforced composite plastic layer; 3. a PVC base layer; 4. a precipitation hardened stainless steel layer; 5. an antimicrobial layer; 51. an antimicrobial polypropylene layer; 52. the nano silver antibacterial coating.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a PVC pipe with high strength and excellent oxidation resistance comprises a PVC base layer 3, a precipitation hardening stainless steel layer 4 is fixedly connected to the inner surface of the PVC base layer 3, an antibacterial layer 5 is arranged on the inner surface of the precipitation hardening stainless steel layer 4, the antibacterial layer 5 comprises an antibacterial polypropylene layer 51 and a nano silver antibacterial coating 52, the outer surface of the antibacterial polypropylene layer 51 is fixedly connected to the inner surface of the precipitation hardening stainless steel layer 4, the outer surface of the nano silver antibacterial coating 52 is coated on the inner surface of the antibacterial polypropylene layer 51, by the arrangement of the antibacterial layer 5, because the antibacterial polypropylene layer 51 and the nano silver antibacterial coating 52 in the antibacterial layer 5 both have excellent antibacterial and bacteriostatic properties, a double-layer antibacterial and bacteriostatic protection is formed on the inner surface of the PVC pipe, the breeding probability of bacteria in the PVC pipe is effectively reduced, and the sanitary safety of the PVC pipe is greatly improved, the outer surface of the PVC base layer 3 is fixedly connected with a carbon fiber reinforced composite plastic layer 2, the thickness of the carbon fiber reinforced composite plastic layer 2 is equal to that of the precipitation hardening stainless steel layer 4, the thickness of the precipitation hardening stainless steel layer 4 is three points and five millimeters, the outer surface of the carbon fiber reinforced composite plastic layer 2 is provided with an oxidation resistant layer 1, the oxidation resistant layer 1 comprises a polytetrafluoroethylene coating 11, a high-performance ceramic coating 12 and a high chlorinated polyethylene coating 13, the inner surface of the polytetrafluoroethylene coating 11 is coated on the outer surface of the high-performance ceramic coating 12, the thickness of the polytetrafluoroethylene coating 11 is equal to that of the high-performance ceramic coating 12, the inner surface of the high-performance ceramic coating 12 is coated on the outer surface of the high chlorinated polyethylene coating 13, the inner surface of the high chlorinated polyethylene coating 13 is coated on the carbon fiber reinforced composite plastic layer 2, and through the arrangement of the oxidation resistant layer 1, because the polytetrafluoroethylene coating 11 in the oxidation resistant layer 1, The high-performance ceramic coating 12 and the highly chlorinated polyethylene coating 13 both have excellent corrosion resistance and oxidation resistance, multi-level corrosion resistance and oxidation resistance sealing protection are formed on the surface of the PVC pipe, the corrosion resistance and oxidation resistance of the PVC pipe are greatly improved, the corrosion and oxidation of the PVC pipe caused by external substances are avoided, the polytetrafluoroethylene coating 11 and the high-performance ceramic coating 12 both have excellent wear resistance and high temperature resistance, double-layer wear resistance and high temperature resistance protection are formed on the surface of the PVC pipe, the wear resistance and high temperature resistance of the PVC pipe are effectively improved, the PVC pipe is effectively prevented from being worn and corroded by high temperature, meanwhile, the carbon fiber reinforced composite plastic layer 2 and the precipitation hardening stainless steel layer 4 both have excellent strength, double-layer strength protection is formed inside the PVC pipe, the strength of the PVC pipe is greatly improved, the probability that this PVC tubular product atress and damage has been reduced, under whole complex effect, very big improvement the intensity of this PVC tubular product, anticorrosion and antioxidant property, simultaneously very big improvement the wear-resisting and high temperature resistance of this PVC tubular product, the life of PVC tubular product has been improved, the intensity and the antioxidant property of having solved current PVC tubular product are lower, easily receive the effect of external force in the use and damaged, and easily receive external corrosive substance to corrode, and then reduced its life's problem.

The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods (such as thermal welding, ultrasonic welding, flux, welding, and fusion welding), and no specific description is made here.

When in use, through the arrangement of the oxidation resistant layer 1, because the polytetrafluoroethylene coating 11, the high-performance ceramic coating 12 and the highly chlorinated polyethylene coating 13 in the oxidation resistant layer 1 have excellent corrosion resistance and oxidation resistance, multi-level corrosion resistance and oxidation resistance sealing protection are formed on the surface of the PVC pipe, the corrosion resistance and oxidation resistance of the PVC pipe are greatly improved, the PVC pipe is prevented from being corroded and oxidized by external substances, and because the polytetrafluoroethylene coating 11 and the high-performance ceramic coating 12 have excellent wear resistance and high temperature resistance, double-layer wear resistance and high temperature resistance protection are formed on the surface of the PVC pipe, the wear resistance and high temperature resistance of the PVC pipe are effectively improved, the PVC pipe is effectively prevented from being worn and corroded by high temperature, and simultaneously, the carbon fiber reinforced composite plastic layer 2 and the precipitation hardening stainless steel layer 4 have excellent strength, the inside of this PVC tubular product has formed the protection of double-deck intensity, very big improvement the intensity of PVC tubular product, has reduced this PVC tubular product atress and the probability of damage, under whole complex effect, very big improvement this PVC tubular product intensity, anticorrosion and antioxidant property, simultaneously very big improvement this PVC tubular product wear-resisting and high temperature resistance can, improved the life of PVC tubular product.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high and excellent PVC tubular product of oxidation resistance of intensity, includes PVC basic unit (3), its characterized in that: the interior fixed surface of PVC basic unit (3) is connected with precipitation hardening stainless steel layer (4), the surface fixed surface of PVC basic unit (3) is connected with carbon fiber reinforcement composite plastic layer (2), the surface of carbon fiber reinforcement composite plastic layer (2) is provided with antioxidation layer (1), antioxidation layer (1) includes polytetrafluoroethylene coating (11), high performance ceramic coating (12) and highly chlorinated polyethylene coating (13).

2. The PVC pipe material with high strength and excellent oxidation resistance according to claim 1, wherein: the inner surface of the precipitation hardening stainless steel layer (4) is provided with an antibacterial layer (5), and the antibacterial layer (5) comprises an antibacterial polypropylene layer (51) and a nano silver antibacterial coating (52).

3. The PVC pipe material with high strength and excellent oxidation resistance according to claim 2, wherein: the outer surface of the antibacterial polypropylene layer (51) is fixedly connected to the inner surface of the precipitation hardening stainless steel layer (4), and the outer surface of the nano-silver antibacterial coating (52) is coated on the inner surface of the antibacterial polypropylene layer (51).

4. The PVC pipe material with high strength and excellent oxidation resistance according to claim 1, wherein: the thickness of the carbon fiber reinforced composite plastic layer (2) is equal to that of the precipitation hardening stainless steel layer (4), and the thickness of the precipitation hardening stainless steel layer (4) is three points and five millimeters.

5. The PVC pipe material with high strength and excellent oxidation resistance according to claim 1, wherein: the inner surface of the polytetrafluoroethylene coating (11) is coated on the outer surface of the high-performance ceramic coating (12), and the thickness of the polytetrafluoroethylene coating (11) is equal to that of the high-performance ceramic coating (12).

6. The PVC pipe material with high strength and excellent oxidation resistance according to claim 1, wherein: the inner surface of the high-performance ceramic coating (12) is coated on the outer surface of the high chlorinated polyethylene coating (13), and the inner surface of the high chlorinated polyethylene coating (13) is coated on the carbon fiber reinforced composite plastic layer (2).