CN219933215U

CN219933215U - High temperature resistant PPR tubular product

Info

Publication number: CN219933215U
Application number: CN202321643296.XU
Authority: CN
Inventors: 薛伟康
Original assignee: Shandong Kangyu Pipe Industry Co ltd
Current assignee: Shandong Kangyu Pipe Industry Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-10-31
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a high temperature resistant PPR pipe, which comprises a PPR pipe body, wherein the surface of the PPR pipe body is wrapped with a high temperature resistant layer, the high temperature resistant layer comprises a polytetrafluoroethylene fiber layer, a polyimide fiber layer and an asbestos fiber layer, and the surface of the high temperature resistant layer is coated with a wear-resistant layer. According to the utility model, the high temperature resistance is achieved through the arrangement of the polytetrafluoroethylene fiber layer, the polyimide fiber layer and the asbestos fiber layer, the phenomenon that the PPR pipe body is cracked due to expansion caused by high temperature is avoided, the service life of the PPR pipe body is greatly prolonged, the wear resistance is achieved through the arrangement of the titanium nitride coating, the fluorocarbon coating and the polyamide coating, the abrasion of the PPR pipe body is avoided, the attractiveness of the PPR pipe body is greatly improved, the problem that the existing PPR pipe does not have the high temperature resistance is solved, and when the temperature is too high, the pipe is easy to expand to cause the cracking, and the service life of the pipe is greatly reduced.

Description

High temperature resistant PPR tubular product

Technical Field

The utility model relates to the technical field of PPR pipes, in particular to a high-temperature-resistant PPR pipe.

Background

PPR is short for three types of polypropylene, also called random copolymer polypropylene pipe, adopts the mode of hot melt, has special welding and cutting tool, has higher plasticity. The price is also economical. The heat insulation layer is additionally arranged, the heat insulation performance is better, the pipe wall is smooth, and the joint of the inner wire and the outer wire is not included. Typically used in embedded walls, or deep well embedments. The PPR pipe has moderate price, stable performance, heat resistance, heat preservation, corrosion resistance, smooth inner wall, no scaling, safe and reliable pipeline system, no permeation and service life of up to 50 years. However, the construction technology is high in requirement, special tools and professionals are needed for construction, and the safety of the system can be ensured.

The existing PPR pipe does not have the high temperature resistant function, when the temperature is too high, the pipe is easy to expand to cause cracking, and the service life of the pipe is greatly reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the high temperature resistant PPR pipe, so as to achieve the advantage of high temperature resistance, solve the problems that the existing PPR pipe does not have the function of high temperature resistance, and when the temperature is too high, the pipe is easy to expand to cause cracking, and the service life of the pipe is greatly reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high temperature resistant PPR tubular product, includes the PPR tubular product body, the surface parcel of PPR tubular product body has high temperature resistant layer, high temperature resistant layer includes polytetrafluoroethylene fibrous layer, polyimide fibrous layer and asbestos fibrous layer, high temperature resistant layer's surface coating has the wearing layer.

Preferably, the polytetrafluoroethylene fiber layer, the polyimide fiber layer and the asbestos fiber layer have the same thickness, and the thickness is 0.2mm-0.6mm.

Preferably, the shape of the PPR pipe body is cylindrical, and the wall thickness of the PPR pipe body is 2.5mm.

Preferably, the wear-resistant layer comprises a titanium nitride coating, a fluorocarbon coating layer and a polyamide coating layer, and the radius of the PPR pipe body is 10mm.

Preferably, the inner surface of the polytetrafluoroethylene fiber layer is woven on the outer surface of the polyimide fiber layer, and the inner surface of the polyimide fiber layer is woven on the outer surface of the asbestos fiber layer.

Preferably, the titanium nitride coating, the fluorocarbon coating and the polyamide coating have the same thickness, and the thicknesses are all 0.3mm-0.5mm.

Preferably, the inner surface of the titanium nitride coating is coated on the outer surface of the fluorocarbon coating layer, and the inner surface of the fluorocarbon coating layer is coated on the outer surface of the polyamide coating layer.

Compared with the prior art, the utility model provides the high temperature resistant PPR pipe, which has the following beneficial effects:

according to the utility model, the high temperature resistance is achieved through the arrangement of the polytetrafluoroethylene fiber layer, the polyimide fiber layer and the asbestos fiber layer, the phenomenon that the PPR pipe body is cracked due to expansion caused by high temperature is avoided, the service life of the PPR pipe body is greatly prolonged, the wear resistance is achieved through the arrangement of the titanium nitride coating, the fluorocarbon coating and the polyamide coating, the abrasion of the PPR pipe body is avoided, the attractiveness of the PPR pipe body is greatly improved, the problem that the existing PPR pipe does not have the high temperature resistance is solved, and when the temperature is too high, the pipe is easy to expand to cause the cracking, and the service life of the pipe is greatly reduced.

Drawings

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

FIG. 2 is a cross-sectional view of the PPR pipe body of the present utility model;

FIG. 3 is an exploded view of the high temperature resistant layer of the present utility model;

fig. 4 is an exploded view of the wear layer of the present utility model.

In the figure: 1. a PPR pipe body; 2. a high temperature resistant layer; 21. a polytetrafluoroethylene fiber layer; 22. a polyimide fiber layer; 23. an asbestos fiber layer; 3. a wear-resistant layer; 31. a titanium nitride coating; 32. a fluorocarbon coating layer; 33. a polyamide coating layer.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, a high temperature resistant PPR pipe comprises a PPR pipe body 1, wherein a high temperature resistant layer 2 is wrapped on the surface of the PPR pipe body 1, the high temperature resistant layer 2 comprises a polytetrafluoroethylene fiber layer 21, a polyimide fiber layer 22 and an asbestos fiber layer 23, and a wear-resistant layer 3 is coated on the surface of the high temperature resistant layer 2.

The polytetrafluoroethylene fiber layer 21, the polyimide fiber layer 22 and the asbestos fiber layer 23 have the same thickness, and the thickness is 0.2mm-0.6mm.

The PPR pipe body 1 is cylindrical in shape, and the wall thickness of the PPR pipe body 1 is 2.5mm.

The wear-resistant layer 3 comprises a titanium nitride coating 31, a fluorocarbon coating 32 and a polyamide coating 33, the radius of the ppr pipe body 1 being 10mm.

The inner surface of the polytetrafluoroethylene fiber layer 21 is woven on the outer surface of the polyimide fiber layer 22, and the inner surface of the polyimide fiber layer 22 is woven on the outer surface of the asbestos fiber layer 23.

The titanium nitride coating 31, fluorocarbon coating 32 and polyamide coating 33 are the same in thickness and each have a thickness of 0.3mm to 0.5mm.

The inner surface of the titanium nitride coating 31 is coated on the outer surface of the fluorocarbon coating layer 32, and the inner surface of the fluorocarbon coating layer 32 is coated on the outer surface of the polyamide coating layer 33.

The working principle of the utility model is as follows: through polytetrafluoroethylene fibrous layer 21, polyimide fibrous layer 22 and asbestos fibrous layer 23's setting, reach high temperature resistant function, avoid because of the phenomenon that the high temperature leads to PPR tubular product body 1 inflation to appear the fracture, improved PPR tubular product body 1's life greatly, through titanium nitride coating 31, fluorocarbon coating 32 and polyamide coating 33's setting, reach wear-resisting function, avoid PPR tubular product body 1 to appear wearing and tearing, improve its aesthetic property greatly, the problem that current PPR tubular product does not possess high temperature resistant function, when the high temperature, tubular product is expanded easily and is led to the fracture, greatly reduced tubular product life is solved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a high temperature resistant PPR tubular product, includes PPR tubular product body (1), its characterized in that: the surface of PPR tubular product body (1) is wrapped up in and is had high temperature resistant layer (2), high temperature resistant layer (2) are including polytetrafluoroethylene fibrous layer (21), polyimide fibrous layer (22) and asbestos fibrous layer (23), the surface coating of high temperature resistant layer (2) has wearing layer (3).

2. The high temperature resistant PPR tubing of claim 1, wherein: the polytetrafluoroethylene fiber layer (21), the polyimide fiber layer (22) and the asbestos fiber layer (23) have the same thickness, and the thickness is 0.2mm-0.6mm.

3. The high temperature resistant PPR tubing of claim 1, wherein: the PPR pipe body (1) is cylindrical in shape, and the wall thickness of the PPR pipe body (1) is 2.5mm.

4. The high temperature resistant PPR tubing of claim 1, wherein: the wear-resistant layer (3) comprises a titanium nitride coating (31), a fluorocarbon coating (32) and a polyamide coating (33), and the radius of the PPR pipe body (1) is 10mm.

5. The high temperature resistant PPR tubing of claim 1, wherein: the inner surface of the polytetrafluoroethylene fiber layer (21) is woven on the outer surface of the polyimide fiber layer (22), and the inner surface of the polyimide fiber layer (22) is woven on the outer surface of the asbestos fiber layer (23).

6. The high temperature resistant PPR tubing of claim 4, wherein: the titanium nitride coating (31), the fluorocarbon coating layer (32) and the polyamide coating layer (33) have the same thickness, and the thicknesses are all 0.3mm-0.5mm.

7. The high temperature resistant PPR tubing of claim 4, wherein: the inner surface of the titanium nitride coating (31) is coated on the outer surface of the fluorocarbon coating layer (32), and the inner surface of the fluorocarbon coating layer (32) is coated on the outer surface of the polyamide coating layer (33).