CN215862112U

CN215862112U - PE pipe with high freezing resistance and good impact resistance effect

Info

Publication number: CN215862112U
Application number: CN202121993777.4U
Authority: CN
Inventors: 刘上粮
Original assignee: Xindongfeng Plastic Products Co ltd
Current assignee: Xindongfeng Plastic Products Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-02-18
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a PE pipe with high freezing resistance and good impact resistance, which comprises a pipe body, wherein the pipe body comprises a base layer, the inner surface of the base layer is fixedly connected with a heat insulation layer, the outer surface of the base layer is fixedly connected with a heat insulation layer, and the surface of the heat insulation layer is sprayed with a high-strength coating. According to the utility model, through the arrangement of the high-strength coating, the high-strength coating is made of the bi-component polyurethane coating, so that the pipe has the advantages of low film forming temperature, strong adhesive force, good wear resistance, high hardness, good chemical resistance and weather resistance, the surface of the pipe can be well protected, the impact force can be buffered through the arrangement of the soft layer, the impact resistance of the pipe body can be effectively improved, the heat insulation layer is arranged, the heat insulation layer is made of polyurethane foam, the heat insulation performance of the pipe body can be improved, and the problems that the existing PE pipe is poor in impact resistance, easy to break, poor in anti-freezing effect and influenced in service life are solved.

Description

PE pipe with high freezing resistance and good impact resistance effect

Technical Field

The utility model relates to the technical field of PE (polyethylene) pipes, in particular to a PE pipe with high freezing resistance and good impact resistance.

Background

PE is polyethylene, the application range of a common PE pipe water supply pipeline is lower than 40 ℃, the common PE pipe water supply pipeline cannot be used for a hot water conveying pipeline, the PE pipe is a thermoplastic resin with high crystallinity and non-polarity, the appearance of the original HDPE is milky white, and the original HDPE is semitransparent to a certain degree on a micro-thin section, the PE has the excellent characteristic of resisting most of domestic and industrial chemicals, certain types of chemicals can generate chemical corrosion, such as corrosive oxidant (concentrated nitric acid), aromatic hydrocarbon (xylene) and halogenated hydrocarbon (carbon tetrachloride), the conventional PE pipe is poor in impact resistance effect, easy to break and poor in anti-freezing effect, and the service life of the conventional PE pipe is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PE pipe with high freezing resistance and good impact resistance, which has the advantages of good impact resistance and freezing resistance, and solves the problems that the conventional PE pipe is poor in impact resistance, easy to break, poor in freezing resistance and influenced in service life.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PE tubular product that high shock resistance of freezing resistance is effectual, includes the body, the body includes the basic unit, the internal surface fixedly connected with heat preservation of basic unit, the external fixed surface of basic unit is connected with the insulating layer, the surface spraying of insulating layer has high strength coating, the inner chamber of body is seted up flutedly, the recess annular distribution is at the inner chamber of body, the inner chamber of recess is provided with the heat preservation obturator, one side packing of recess has the soft layer.

Preferably, the inner surface of the heat-insulating layer is sprayed with an anti-corrosion coating, the thickness of the high-strength coating is zero point one millimeter, and the thickness of the anti-corrosion coating is consistent with that of the high-strength coating.

Preferably, the cross section of the groove is of a fan-shaped structure, and the cross section of the soft layer is of a trapezoid structure.

Preferably, the thickness of the heat insulation layer is zero five millimeters, and the thickness of the base layer is consistent with that of the heat insulation layer.

Preferably, the heat-insulating filling body is clamped in the inner cavity of the groove, and the soft layer is located in the cavity between the grooves at intervals.

Preferably, the inner cavity of the soft layer is provided with a reinforcing rib in a penetrating manner, and the cross section of the reinforcing rib is of a circular structure.

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

1. according to the utility model, through the arrangement of the high-strength coating, the high-strength coating is made of a bi-component polyurethane coating, so that the pipe has the advantages of low film forming temperature, strong adhesive force, good wear resistance, high hardness, good chemical resistance and weather resistance, the surface of the pipe can be well protected, the impact force can be buffered through the arrangement of the soft layer, the impact resistance of the pipe body is effectively improved, the heat insulation performance of the pipe body can be improved due to the arrangement of the heat insulation layer made of polyurethane foam, the internal part of the pipe body cannot be frozen, the pipe has good anti-freezing performance, the pipe has moisture resistance and waterproof performance, the service life of the pipe body is effectively prolonged, and the problems that the existing PE pipe is poor in impact resistance, easy to break, poor in anti-freezing effect and influenced in service life are solved.

2. The utility model can ensure the strength of the pipe body by arranging the reinforcing ribs, and has certain bending performance, so that the pipe body has better toughness.

Drawings

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

FIG. 2 is a sectional view of the thermal insulation filler according to the present invention;

fig. 3 is a partial sectional view of the tube structure of the present invention.

In the figure: 1. a pipe body; 2. a high strength coating; 3. a heat-insulating filling body; 4. a soft layer; 5. a groove; 6. a thermal insulation layer; 7. a base layer; 8. a heat-insulating layer; 9. an anti-corrosion coating; 10. and (5) reinforcing ribs.

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 PE pipe with high freezing resistance and good impact resistance comprises a pipe body 1, the pipe body 1 comprises a base layer 7, an insulating layer 8 is fixedly connected to the inner surface of the base layer 7, a thermal insulation layer 6 is fixedly connected to the outer surface of the base layer 7, a high-strength coating 2 is sprayed on the surface of the thermal insulation layer 6, a groove 5 is formed in the inner cavity of the pipe body 1, the groove 5 is annularly distributed in the inner cavity of the pipe body 1, a thermal insulation filling body 3 is arranged in the inner cavity of the groove 5, a soft layer 4 is filled on one side of the groove 5, the soft layer 4 is located in a cavity spaced between the grooves 5, an anti-corrosion coating 9 is sprayed on the inner surface of the insulating layer 8, the thickness of the high-strength coating 2 is one zero millimeter, the anti-corrosion coating 9 is consistent with the thickness of the high-strength coating 2, the cross section of the groove 5 is of a fan-shaped structure, the cross section of the soft layer 4 is of a trapezoid structure, and the thickness of the thermal insulation layer 6 is five zero millimeters, the base layer 7 is consistent with the heat insulation layer 6 in thickness, the heat insulation filling body 3 is clamped in the inner cavity of the groove 5, the inner cavity of the soft layer 4 is provided with the reinforcing ribs 10 in a penetrating mode, the cross section of each reinforcing rib 10 is of a circular structure, the strength of the pipe body 1 can be guaranteed through the arrangement of the reinforcing ribs 10, the pipe body 1 has good toughness, the high-strength coating 2 is made of a bi-component polyurethane coating through the arrangement of the high-strength coating 2, the high-strength coating has the advantages of being low in film forming temperature, strong in adhesive force, good in wear resistance, large in hardness, good in chemical resistance, good in weather resistance and the like, the surface of the pipe body 1 can be well protected, impact force can be buffered through the arrangement of the soft layer 4, the impact resistance of the pipe body 1 is effectively improved, the heat insulation layer 8 is arranged, the heat insulation layer 8 is made of polyurethane foam, and the heat insulation performance of the pipe body 1 can be improved, make 1 inside the body can not take place to freeze, have better freeze-proof performance, and have dampproofing, waterproof performance, the effectual life who improves body 1 has solved current PE tubular product shock-resistant effect simultaneously poor, and easy fracture and the effect of preventing frostbite is relatively poor, influences 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.

During the use, strengthening rib 10 can guarantee the intensity of body 1, and certain flexible performance has, make body 1 have better toughness, through the setting of high strength coating 2, the use material of high strength coating 2 is two component polyurethane coating, it is low to have the film forming temperature, adhesive force is strong, the wearability is good, hardness is big and chemical resistance, superior performance such as weatherability is good, protection body 1 surface that can be better, and through the setting of soft layer 4, can cushion impact force, the effectual shock resistance that improves body 1, and the setting of heat preservation 8, the use material of heat preservation 8 is polyurethane foam, can improve the thermal insulation performance of body 1, make body 1 inside can not take place to freeze, have better anti-freezing performance, and have dampproofing, waterproof performance, the effectual life who improves body 1.

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. The utility model provides a PE tubular product that high impact resistance of freezing resistance is effectual, includes body (1), its characterized in that: the pipe body (1) comprises a base layer (7), wherein a heat-insulating layer (8) is fixedly connected to the inner surface of the base layer (7), a heat-insulating layer (6) is fixedly connected to the outer surface of the base layer (7), a high-strength coating (2) is coated on the surface of the heat-insulating layer (6), a groove (5) is formed in the inner cavity of the pipe body (1), the groove (5) is annularly distributed in the inner cavity of the pipe body (1), a heat-insulating filling body (3) is arranged in the inner cavity of the groove (5), and a soft layer (4) is filled in one side of the groove (5).

2. The PE pipe material with high freezing resistance and good impact resistance as claimed in claim 1, wherein: the inner surface of the heat preservation layer (8) is coated with an anti-corrosion coating (9), the thickness of the high-strength coating (2) is one millimeter at zero, and the thickness of the anti-corrosion coating (9) is consistent with that of the high-strength coating (2).

3. The PE pipe material with high freezing resistance and good impact resistance as claimed in claim 1, wherein: the cross section of the groove (5) is of a fan-shaped structure, and the cross section of the soft layer (4) is of a trapezoid structure.

4. The PE pipe material with high freezing resistance and good impact resistance as claimed in claim 1, wherein: the thickness of the heat insulation layer (6) is zero five millimeters, and the thickness of the base layer (7) is consistent with that of the heat insulation layer (6).

5. The PE pipe material with high freezing resistance and good impact resistance as claimed in claim 1, wherein: the heat-preservation filling body (3) is clamped in the inner cavity of the groove (5), and the soft layer (4) is located in the cavity between the grooves (5) at intervals.

6. The PE pipe material with high freezing resistance and good impact resistance as claimed in claim 1, wherein: the inner cavity of the soft layer (4) is provided with a reinforcing rib (10) in a penetrating way, and the cross section of the reinforcing rib (10) is of a circular structure.