CN213064938U

CN213064938U - PPR tubular product with corrosion-resistant function

Info

Publication number: CN213064938U
Application number: CN202021911849.1U
Authority: CN
Inventors: 张招
Original assignee: Wuhan Basite Management Technology Co ltd
Current assignee: Wuhan Basite Management Technology Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-04-27
Anticipated expiration: 2030-09-04

Abstract

The application discloses a ppr pipe with a corrosion-resistant function, which comprises a protective layer, a ppr base layer and a lining layer, wherein a flexible layer is compounded in the protective layer, the ppr base layer is compounded on the inner side of the flexible layer, a pressure-resistant layer is compounded in the ppr base layer, and the thickness of the pressure-resistant layer is greater than that of the ppr base layer; the inside complex of resistance to pressure layer has the inner liner, the inner liner is made by antibiotic layer, heat-resistant layer and corrosion resistant layer, just the inside barrier layer that is provided with of inner liner. The protective layer can respectively increase the toughness and the strength of the ppr base layer for the impact-resistant protective toughness layer and the pressure-resistant layer outside the pipe, so that the defect of insufficient pressure-resistant capacity of the ppr pipe is overcome due to the use of the ppr base layer; the inside rust heat-resistant layer that mildenes and rot of reducible tubular product of this application rational in infrastructure antibiotic layer can improve the heat resistance corrosion resistant layer and the waterproof layer of tubular product can be to the inside dual anticorrosive protection waterproof layer reducible moisture of tubular product inside infiltration in tubular product.

Description

PPR tubular product with corrosion-resistant function

Technical Field

The application relates to a ppr pipe, in particular to a ppr pipe with a corrosion resistance function.

Background

PPR is short for three-type polypropylene, also called random copolymerization polypropylene pipe, adopts a hot welding mode, has special welding and cutting tools and has higher plasticity. The price is also economical. The external heat-insulating layer has better heat-insulating property, and the pipe wall is smooth without joints of the internal and external threads. Generally used for embedding walls or deep well embedded pipes. The PPR pipe has moderate price, stable performance, heat resistance, heat insulation, corrosion resistance, smooth inner wall, no scaling, safe and reliable pipeline system, no infiltration and service life of up to 50 years.

The compressive capacity is not enough when ppr tubular product uses, and toughness and intensity are lower, are unfavorable for the long-term use of tubular product, influence the life of tubular product, and the heat-resisting ability of ppr tubular product is not enough, and inside lacks anticorrosive structure, and anticorrosive effect is unsatisfactory, and tubular product inside can have the phenomenon of rustting and mildening and rot, influences the normal use of tubular product. Therefore, a ppr pipe having a corrosion resistance function has been proposed in view of the above problems.

Disclosure of Invention

The ppr pipe with the corrosion resistance function comprises a protective layer, a ppr base layer and a lining layer, wherein a flexible layer is compounded in the protective layer, the ppr base layer is compounded on the inner side of the flexible layer, a pressure-resistant layer is compounded in the ppr base layer, and the thickness of the pressure-resistant layer is greater than that of the ppr base layer; the inside complex of resistance to pressure layer has the inner liner, the inner liner is made by antibiotic layer, heat-resistant layer and corrosion resistant layer, just the inside barrier layer that is provided with of inner liner.

Furthermore, the protective layer is made of impact-resistant PS plastics, the thickness of the protective layer is smaller than that of the flexible layer, and a plurality of glass fibers are embedded in the flexible layer.

Further, the thickness of the toughness layer is the same as that of the ppr base layer, the thickness of the ppr base layer is smaller than that of the pressure-resistant layer, and the thickness of the pressure-resistant layer is larger than that of the lining layer.

Furthermore, one side of the inner liner layer, which is close to the pressure-resistant layer, is compounded with an antibacterial layer, the bottom of the antibacterial layer is sequentially compounded with a heat-resistant layer and a corrosion-resistant layer, the thickness of the antibacterial layer is smaller than that of the heat-resistant layer, and high-temperature-resistant coatings are arranged on two sides of the heat-resistant layer.

Furthermore, the thickness of the corrosion-resistant layer is twice that of the antibacterial layer, one side of the corrosion-resistant layer, which is close to the impermeable layer, is provided with a polytetrafluoroethylene coating, and the thickness of the corrosion-resistant layer is larger than that of the impermeable layer.

Furthermore, one side of the anti-seepage layer, which is close to the corrosion-resistant layer, is provided with a waterproof coating, the thickness of the anti-seepage layer is the same as that of the protective layer, and one side of the anti-seepage layer, which is far away from the corrosion-resistant layer, is provided with an anticorrosive coating.

The beneficial effect of this application is: the application provides a ppr pipe with an anticorrosion function and capable of resisting heat.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a tube structure according to an embodiment of the present application;

fig. 3 is a schematic view of a liner structure according to an embodiment of the present application.

In the figure: 1. the coating comprises a protective layer, 2, a toughness layer, 3, a ppr base layer, 4, a pressure-resistant layer, 5, an inner liner layer, 501, an antibacterial layer, 502, a heat-resistant layer, 503, a corrosion-resistant layer, 6 and a waterproof layer.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-3, a ppr pipe with a corrosion resistance function includes a protective layer 1, a ppr base layer 3 and an inner liner layer 5, wherein a flexible layer 2 is compounded inside the protective layer 1, the ppr base layer 3 is compounded inside the flexible layer 2, a pressure-resistant layer 4 is compounded inside the ppr base layer 3, and the thickness of the pressure-resistant layer 4 is greater than that of the ppr base layer 3; the inside complex of withstand voltage layer 4 has inner liner 5, inner liner 5 is made by antibiotic layer 501, heat-resistant layer 502 and corrosion resistant layer 503, just inside barrier layer 6 that is provided with of inner liner 5.

The protective layer 1 is made of impact-resistant PS (polystyrene) plastics, the thickness of the protective layer 1 is smaller than that of the flexible layer 2, and a plurality of glass fibers are embedded in the flexible layer 2, so that the flexibility of the ppr base layer 3 is improved conveniently; the thickness of the toughness layer 2 is the same as that of the ppr base layer 3, the thickness of the ppr base layer 3 is smaller than that of the pressure-resistant layer 4, and the thickness of the pressure-resistant layer 4 is larger than that of the lining layer 5, so that the pressure resistance of the pressure-resistant layer 4 is improved conveniently; an antibacterial layer 501 is compounded on one side, close to the pressure-resistant layer 4, of the lining layer 5, a heat-resistant layer 502 and a corrosion-resistant layer 503 are sequentially compounded at the bottom of the antibacterial layer 501, the thickness of the antibacterial layer 501 is smaller than that of the heat-resistant layer 502, and high-temperature-resistant coatings are arranged on two sides of the heat-resistant layer 502, so that the defect that the heat resistance of the ppr base layer 3 is poor is overcome; the thickness of the corrosion-resistant layer 503 is twice that of the antibacterial layer 501, one side of the corrosion-resistant layer 503, which is close to the impermeable layer 6, is provided with a polytetrafluoroethylene coating, and the thickness of the corrosion-resistant layer 503 is larger than that of the impermeable layer 6, so that double corrosion protection is facilitated for the interior of the pipe; one side of the impermeable layer 6, which is close to the corrosion-resistant layer 503, is provided with a waterproof coating, the thickness of the impermeable layer 6 is the same as that of the protective layer 1, and one side of the impermeable layer 6, which is far away from the corrosion-resistant layer 503, is provided with an anticorrosive coating, so that the permeation of liquid into the pipe is reduced.

This application is when using, at first waterproof layer 6 can be to the inside preliminary anticorrosion of tubular product, the reducible moisture of waterproof coating is to the inside infiltration of tubular product, polytetrafluoroethylene coating on the corrosion resistant layer 503 can be to the anticorrosive protection of tubular product secondary, improve the corrosion resistance of tubular product, the high temperature resistant coating on the heat-resistant layer 502 adopts organosilicon high temperature resistant coating to make, the shortcoming of reducible ppr basic unit 3 heat resistance difference, antibiotic layer 501 adopts the inorganic antibacterial coating that the gomphosis has copper ion, the breeding of the inside bacterium of reducible tubular product, the basalt fiber intensity of resistance to pressure layer 4 inside is higher, the compressive capacity is good, the toughness of toughness layer 2 multiplicable ppr basic unit 3, protective layer 1 can be to the outside parcel impact protection of tubular product

The application has the advantages that:

1. the protective layer 1 can protect the outside of the pipe against impact, the toughness layer 2 and the pressure-resistant layer 4 respectively increase the toughness and the strength of the ppr base layer 3, the use of the ppr base layer 3 is facilitated, and the defect of insufficient pressure-resistant capacity of the ppr pipe is overcome;

2. this application is rational in infrastructure, and the inside rust of the reducible tubular product of antibiotic layer 501 mildenes and rot, and heat-resistant layer 502 can improve the heat resistance of tubular product, and corrosion resistant layer 503 and waterproof layer 6 can be to the inside dual anticorrosive protection of tubular product, and the reducible moisture of waterproof layer 6 is in the inside infiltration of tubular product.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a ppr tubular product with corrosion-resistant function which characterized in that: the composite material comprises a protective layer (1), a ppr base layer (3) and an inner liner layer (5), wherein a flexible layer (2) is compounded in the protective layer (1), the ppr base layer (3) is compounded on the inner side of the flexible layer (2), a pressure-resistant layer (4) is compounded in the ppr base layer (3), and the thickness of the pressure-resistant layer (4) is larger than that of the ppr base layer (3); the composite anti-seepage pressure-resistant inner liner is characterized in that an inner liner layer (5) is compounded inside the pressure-resistant layer (4), the inner liner layer (5) is made of an antibacterial layer (501), a heat-resistant layer (502) and a corrosion-resistant layer (503), and an anti-seepage layer (6) is arranged inside the inner liner layer (5).

2. The ppr pipe material with a corrosion resistance function according to claim 1, wherein: the protective layer (1) is made of impact-resistant PS (polystyrene) plastics, the thickness of the protective layer (1) is smaller than that of the flexible layer (2), and a plurality of glass fibers are embedded in the flexible layer (2).

3. The ppr pipe material with a corrosion resistance function according to claim 1, wherein: the thickness of toughness layer (2) is the same with ppr basic unit (3), the thickness of ppr basic unit (3) is less than withstand voltage layer (4), the thickness of withstand voltage layer (4) is greater than inner liner (5).

4. The ppr pipe material with a corrosion resistance function according to claim 1, wherein: one side that inner liner (5) are close to resistance to pressure layer (4) is compound has antibiotic layer (501), antibiotic layer (501) bottom is compound has heat-resistant layer (502) and corrosion resistant layer (503) in proper order, the thickness on antibiotic layer (501) is less than heat-resistant layer (502), heat-resistant layer (502) both sides all are provided with high temperature resistant coating.

5. The ppr pipe material with a corrosion resistance function according to claim 1, wherein: the thickness of the corrosion-resistant layer (503) is twice that of the antibacterial layer (501), one side of the corrosion-resistant layer (503) close to the impermeable layer (6) is provided with a polytetrafluoroethylene coating, and the thickness of the corrosion-resistant layer (503) is larger than that of the impermeable layer (6).

6. The ppr pipe material with a corrosion resistance function according to claim 1, wherein: one side of the anti-seepage layer (6) close to the corrosion-resistant layer (503) is provided with a waterproof coating, the thickness of the anti-seepage layer (6) is the same as that of the protective layer (1), and one side of the anti-seepage layer (6) far away from the corrosion-resistant layer (503) is provided with an anticorrosive coating.