CN213501188U

CN213501188U - Plastic hose with good high-temperature resistance

Info

Publication number: CN213501188U
Application number: CN202021541488.6U
Authority: CN
Inventors: 李守君
Original assignee: Hangzhou Weierya Industrial Co ltd
Current assignee: Hangzhou Weierya Industrial Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-06-22
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses a plastic hose that high temperature resistance can be good, including the hose body, the surface of hose body is provided with high temperature resistant layer, high temperature resistant layer comprises polyimide coating and phenolic resin layer, the inner chamber of hose body is provided with the enhancement layer, the enhancement layer comprises glass fiber layer, steel wire layer and polyester fiber layer. The utility model discloses a set up the polyimide coating, have very high radiation resistance, high low temperature resistance and insulating properties, through setting up the phenolic resin layer, the heat resistance, fire resistance, water proofness and insulating properties are good, through setting up the polyphenylene sulfide layer, have excellent anticorrosive and heat resistance, through setting up inorganic rich zinc coating, have excellent corrosion-resistant and high temperature resistance, through setting up the glass fiber layer, insulating nature is good, tensile effect is good, the heat resistance is strong, corrosion resistance is good and mechanical strength is high, through setting up the steel wire layer, the compressive property of hose body has been improved.

Description

Plastic hose with good high-temperature resistance

Technical Field

The utility model relates to a plastic hose technical field specifically is a plastic hose that high temperature resistance is good.

Background

The plastic hose is divided into two types, one is completely airtight and watertight, such as propellant conveying for a carrier rocket, gas and water heater, the other plastic hose is continuously wound by a belt material, a common wound corrugated pipe is used for protecting a cable, the existing plastic hose has poor high-temperature resistance effect when in use, and the corrosion resistance and the strength can not meet the requirements of a user, so that the plastic hose with good high-temperature resistance is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a plastic hose that high temperature resistance is good to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the plastic hose with good high-temperature resistance comprises a hose body, wherein a high-temperature-resistant layer is arranged on the outer surface of the hose body and consists of a polyimide coating and a phenolic resin layer, a reinforcing layer is arranged in an inner cavity of the hose body and consists of a glass fiber layer, a steel wire layer and a polyester fiber layer, an anti-corrosion layer is arranged on the inner surface of the hose body and consists of a polyphenylene sulfide layer and an inorganic zinc-rich coating.

Preferably, the polyimide coating is coated on the outer surface of the hose body, and the phenolic resin layer is coated on the outer surface of the polyimide coating.

Preferably, the polyphenylene sulfide layer is coated on the inner surface of the hose body, and the inorganic zinc-rich coating is coated on the inner surface of the polyphenylene sulfide layer.

Preferably, the steel wire layer is coated on the inner surface of the glass fiber layer, and the inner surface of the steel wire layer is provided with a polyester fiber layer.

Preferably, the hose body is made of polyvinyl chloride, and the thickness of the hose body is three times of that of the reinforcing layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a plastic hose that high temperature resistance is good possesses following beneficial effect:

the utility model discloses a set up the polyimide coating, have very high radiation resistance, high low temperature resistance and insulating properties, through setting up the phenolic resin layer, the heat resistance, fire resistance, water proofness and insulating properties are good, through setting up the polyphenylene sulfide layer, excellent anticorrosive and heat resistance have, through setting up inorganic zinc-rich coating, excellent corrosion-resistant and high temperature resistance have, through setting up the glass fiber layer, insulating properties is good, tensile effect is good, the heat resistance is strong, corrosion resistance is good and mechanical strength is high, through setting up the steel wire layer, the compressive property of hose body has been improved, through setting up the polyester fiber layer, the tensile property of hose body has further been improved, it is poor not only to have solved current plastic hose when using high temperature resistant effect, and the anticorrosion also can not reach the problem that the user required with intensity.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic sectional view of the refractory layer of the present invention;

FIG. 4 is a schematic cross-sectional view of the anti-corrosion layer of the present invention;

fig. 5 is a schematic view of the sectional structure of the reinforcing layer of the present invention.

In the figure: 1. a hose body; 2. a high temperature resistant layer; 21. a polyimide coating; 22. a phenolic resin layer; 3. an anti-corrosion layer; 31. a polyphenylene sulfide layer; 32. an inorganic zinc-rich coating; 4. a reinforcing layer; 41. a glass fiber layer; 42. a steel wire layer; 43. a polyester fiber layer.

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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 to be referred 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

The utility model discloses a hose body 1, high temperature resistant layer 2, polyimide coating 21, phenolic resin layer 22, anti-corrosion coating 3, polyphenylene sulfide layer 31, inorganic zinc-rich coating 32, enhancement layer 4, glass fiber layer 41, steel wire layer 42 and polyester fiber layer 43 part are the parts that general standard spare or technical staff in the field know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental methods.

Referring to fig. 1-5, a plastic hose with good high temperature resistance comprises a hose body 1, the hose body 1 is made of polyvinyl chloride, the thickness of the hose body 1 is three times of the thickness of a reinforcing layer 4, a high temperature resistant layer 2 is arranged on the outer surface of the hose body 1, the high temperature resistant layer 2 is composed of a polyimide coating 21 and a phenolic resin layer 22, the polyimide coating 21 is coated on the outer surface of the hose body 1, the phenolic resin layer 22 is coated on the outer surface of the polyimide coating 21, the polyimide coating 21 has high radiation resistance, high and low temperature resistance and insulation performance, the phenolic resin layer 22 is arranged to have excellent heat resistance, flame resistance, water resistance and insulation performance, the reinforcing layer 4 is arranged in the inner cavity of the hose reinforcing layer 1, the reinforcing layer 4 is composed of a glass fiber layer 41, a steel wire layer 42 and a polyester fiber layer 43, the steel wire layer 42 is coated on the inner surface of the glass fiber layer 41, the inner surface of the steel wire layer 42 is provided with the polyester fiber layer 43, the glass fiber layer 41 is arranged, the insulation property is good, the tensile resistance effect is good, the heat resistance is strong, the corrosion resistance is good, and the mechanical strength is high, the compression resistance of the hose body 1 is improved by arranging the steel wire layer 42, the tensile resistance of the hose body 1 is further improved by arranging the polyester fiber layer 43, the inner surface of the hose body 1 is provided with the anti-corrosion layer 3, the anti-corrosion layer 3 is composed of the polyphenylene sulfide layer 31 and the inorganic zinc-rich coating 32, the polyphenylene sulfide layer 31 is coated on the inner surface of the hose body 1, the inorganic zinc-rich coating 32 is coated on the inner surface of the polyphenylene sulfide layer 31, the excellent corrosion resistance and heat resistance are achieved by arranging the polyphenylene sulfide layer 31, and the excellent corrosion resistance and high temperature resistance are achieved by arranging the inorganic zinc-.

When the anti-corrosion and anti-heat flexible hose is used, the polyimide coating 21 is arranged, the anti-radiation and anti-heat flexible hose has high radiation resistance, high low temperature resistance and insulating property, the phenolic resin layer 22 is arranged, the heat resistance, the flame resistance, the water resistance and the insulating property are excellent, the polyphenylene sulfide layer 31 is arranged, the anti-corrosion and anti-heat performance is excellent, the inorganic zinc-rich coating 32 is arranged, the anti-corrosion and anti-heat performance is excellent, the glass fiber layer 41 is arranged, the insulating property is good, the tensile effect is good, the heat resistance is high, the anti-corrosion performance is good, the mechanical strength is high, the steel wire layer 42 is arranged, the compressive performance of the hose body 1 is improved, the tensile performance of the hose body 1 is further improved through the polyester fiber layer 43, and the problems that the high temperature resistance effect is poor, and the anti-corrosion and the strength cannot meet the.

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 high temperature resistance can good plastic hose, includes hose body (1), its characterized in that: the hose is characterized in that a high-temperature-resistant layer (2) is arranged on the outer surface of the hose body (1), the high-temperature-resistant layer (2) is composed of a polyimide coating (21) and a phenolic resin layer (22), a reinforcing layer (4) is arranged in an inner cavity of the hose body (1), the reinforcing layer (4) is composed of a glass fiber layer (41), a steel wire layer (42) and a polyester fiber layer (43), an anti-corrosion layer (3) is arranged on the inner surface of the hose body (1), and the anti-corrosion layer (3) is composed of a polyphenylene sulfide layer (31) and an inorganic zinc-rich coating (32).

2. The plastic hose with good high temperature resistance as claimed in claim 1, wherein: the polyimide coating (21) is coated on the outer surface of the hose body (1), and the phenolic resin layer (22) is coated on the outer surface of the polyimide coating (21).

3. The plastic hose with good high temperature resistance as claimed in claim 1, wherein: the polyphenylene sulfide layer (31) is coated on the inner surface of the hose body (1), and the inorganic zinc-rich coating (32) is coated on the inner surface of the polyphenylene sulfide layer (31).

4. The plastic hose with good high temperature resistance as claimed in claim 1, wherein: the inner surface of the glass fiber layer (41) is coated with the steel wire layer (42), and the inner surface of the steel wire layer (42) is provided with a polyester fiber layer (43).

5. The plastic hose with good high temperature resistance as claimed in claim 1, wherein: the hose body (1) is made of polyvinyl chloride, and the thickness of the hose body (1) is three times that of the reinforcing layer (4).