CN211821114U

CN211821114U - Polyethylene aluminum plastic composite pipe

Info

Publication number: CN211821114U
Application number: CN202020209460.6U
Authority: CN
Inventors: 吴芬; 胡广宇; 吴海曌; 殷健
Original assignee: Airfit Shanghai Heat Energy Equipment Co ltd
Current assignee: Airfit Shanghai Heat Energy Equipment Co ltd
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-10-30
Anticipated expiration: 2030-02-26

Abstract

The utility model discloses a polyethylene plastic-aluminum composite pipe, including compound pipe body, the internal surface of compound pipe body bonds and has antibiotic layer, the surface of compound pipe body bonds from the lining to outer in proper order has thermal insulation layer and polyester anticorrosive coating, compound pipe body includes the inner tube, the surface bonding of inner tube has first aluminum pipe. The utility model discloses a set up antibiotic layer, the breeding of microorganism has been inhibited effectively, the normal circulation of water system has been guaranteed, through setting up the thermal insulation layer, the heat preservation effect of pipeline has been improved, the inside fluid carrying's of body calorific loss has been reduced, through setting up the polyester anticorrosive coating, good electrical insulation nature and water proof have, there is stronger adhesive force with the pipeline surface, can anti-chemical destruction and have certain mechanical strength, thereby the corrosion resistance of water pipeling has been improved, the problem that current water pipeling has heat insulating ability and corrosion resistance relatively poor has been solved, the life of pipeline has also been prolonged simultaneously.

Description

Polyethylene aluminum plastic composite pipe

Technical Field

The utility model relates to a compound pipe technical field specifically is a polyethylene plastic-aluminum compound pipe.

Background

With the progress of society, pipelines used in various fields appear in succession, and the aluminum plastic composite pipe integrates the advantages of metal pipes and plastic pipes, and is widely applied to the field of low-pressure fluid transportation due to the advantages of excellent performance, cleanness, sanitation, simple and convenient installation and construction, low comprehensive manufacturing cost and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polyethylene plastic-aluminum composite pipe possesses the advantage that improves heat insulating ability and corrosion resistance, has solved the relatively poor problem of current water pipeling existence heat insulating ability and corrosion resistance.

In order to achieve the above object, the utility model provides a following technical scheme: the polyethylene aluminum plastic composite pipe comprises a composite pipe body, wherein an antibacterial layer is bonded on the inner surface of the composite pipe body, a heat insulation layer and a polyester anticorrosive layer are sequentially bonded on the outer surface of the composite pipe body from inside to outside, the composite pipe body comprises an inner pipe, a first aluminum pipe is bonded on the surface of the inner pipe, a second aluminum pipe is bonded on one side, away from the inner pipe, of the first aluminum pipe, and an outer pipe is bonded on one side, away from the first aluminum pipe, of the second aluminum pipe.

Preferably, the inner surface of the inner pipe is bonded with the outer surface of the antibacterial layer, and the outer surface of the outer pipe is bonded with the inner surface of the heat-insulating layer.

Preferably, the outer surface of the first aluminum pipe and the inner surface of the second aluminum pipe are both provided with remaining grooves, the remaining grooves are arranged in a staggered mode, and the width of each remaining groove is 0.5 mm.

Preferably, the thickness of the polyester anticorrosive layer is 0.6 mm, and the wall thickness of the inner pipe and the outer pipe is two to six mm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up antibiotic layer, the breeding of microorganism has been inhibited effectively, the normal circulation of water system has been guaranteed, through setting up the thermal insulation layer, the heat preservation effect of pipeline has been improved, the inside fluid carrying's of body calorific loss has been reduced, through setting up the polyester anticorrosive coating, good electrical insulation nature and water proof have, there is stronger adhesive force with the pipeline surface, can anti-chemical destruction and have certain mechanical strength, thereby the corrosion resistance of water pipeling has been improved, the problem that current water pipeling has heat insulating ability and corrosion resistance relatively poor has been solved, the life of pipeline has also been prolonged simultaneously.

2. The utility model discloses a set up and stay the groove and stagger, inside and outside aluminum product pipe produces the power that supports each other and lean on when the inflation of aim at inlayer, improves holistic toughness, the effectual inflation phenomenon that appears when alleviating the cold and hot alternation of inlayer.

Drawings

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

FIG. 2 is a structural section view of the composite pipe body of the present invention;

fig. 3 is a partially enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a composite pipe body; 11. an inner tube; 12. a first aluminum tube; 13. a second aluminum tube; 14. an outer tube; 2. an antimicrobial layer; 3. a heat insulation layer; 4. a polyester anti-corrosion layer; 5. and (5) reserving a groove.

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.

Examples

Referring to fig. 1-3, a polyethylene aluminum plastic composite pipe comprises a composite pipe body 1, an antibacterial layer 2 is bonded on the inner surface of the composite pipe body 1, the antibacterial layer 2 is made of nano antibacterial PE-RT, a heat preservation and insulation layer 3 and a polyester anticorrosive layer 4 are sequentially bonded on the outer surface of the composite pipe body 1 from inside to outside, the heat preservation and insulation layer 3 is made of rubber and plastic materials, the composite pipe body 1 comprises an inner pipe 11, a first aluminum pipe 12 is bonded on the surface of the inner pipe 11, a second aluminum pipe 13 is bonded on one side of the first aluminum pipe 12 far away from the inner pipe 11, an outer pipe 14 is bonded on one side of the second aluminum pipe 13 far away from the first aluminum pipe 12, wherein the inner pipe 11, the first aluminum pipe 12, the second aluminum pipe 13, the outer pipe 14, the antibacterial layer 2, the heat preservation and insulation layer 3 and the polyester anticorrosive layer 4 are bonded through a hot melt adhesive, and the hot melt adhesive is, the material of inner tube 11 and outer tube 14 is the polyethylene material, through setting up antibiotic layer 2, the breeding of microorganism has been inhibited effectively, the normal cycle of water system has been guaranteed, through setting up thermal insulation layer 3, the heat preservation effect of pipeline has been improved, the inside fluid carrying's of body calorific loss has been reduced, through setting up polyester anticorrosive coating 4, good electrical insulation nature and water proof nature have, stronger adhesive force has, can chemical damage resistance and have certain mechanical strength, thereby the corrosion resistance of water pipeling has been improved, the problem that current water pipeling has heat insulating ability and corrosion resistance relatively poor has been solved, the life of pipeline has also been prolonged simultaneously.

In this embodiment, specifically, the inner surface of the inner tube 11 is bonded to the outer surface of the antibacterial layer 2, and the outer surface of the outer tube 14 is bonded to the inner surface of the thermal insulation layer 3.

In this embodiment, it is concrete, the outer surface of first aluminum pipe 12 and the internal surface of second aluminum pipe 13 have all been seted up and have been stayed groove 5, stay the crisscross setting each other of groove 5, and the groove width that stays groove 5 is 0.5 millimeter, staggers through setting up and stays groove 5, and interior, outer aluminum product pipe produces the power that leans on each other when aim at inlayer inflation, improves holistic toughness, the expansion phenomenon that appears when the cold and hot alternation of effectual inlayer of alleviating.

In this embodiment, specifically, the thickness of the polyester anticorrosive layer 4 is 0.6 mm, and the wall thickness of the inner pipe 11 and the outer pipe 14 is two to six mm.

When the water pipeline heat preservation and insulation device is used, the material passing through the antibacterial layer 2 is the nano antibacterial PE-RT, breeding of microorganisms is effectively inhibited, normal circulation of a water system is guaranteed, the material passing through the heat preservation and insulation layer 3 is a rubber plastic material, the heat preservation effect of the pipeline is improved, heat loss of fluid conveyed inside the pipeline body is reduced, the polyester anticorrosive layer 4 is arranged, the water pipeline heat preservation and insulation performance are good, the water pipeline heat preservation and insulation performance is strong in adhesive force, chemical damage resistance and certain mechanical strength are achieved, corrosion resistance of the water pipeline is improved, the problem that existing water pipelines are poor in heat preservation performance and corrosion resistance is solved, and meanwhile the service life of the pipeline is prolonged.

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 polyethylene plastic-aluminum composite pipe, includes composite pipe body (1), its characterized in that: the inner surface bonding of compound pipe body (1) has antibiotic layer (2), the surface of compound pipe body (1) bonds in proper order from inside to outside has heat preservation insulating layer (3) and polyester anticorrosive coating (4), compound pipe body (1) includes inner tube (11), the surface bonding of inner tube (11) has first aluminum pipe (12), one side bonding that inner tube (11) were kept away from in first aluminum pipe (12) has second aluminum pipe (13), one side bonding that first aluminum pipe (12) were kept away from in second aluminum pipe (13) has outer tube (14).

2. The polyethylene aluminum plastic composite pipe according to claim 1, wherein: the inner surface of the inner pipe (11) is bonded with the outer surface of the antibacterial layer (2), and the outer surface of the outer pipe (14) is bonded with the inner surface of the heat-insulating layer (3).

3. The polyethylene aluminum plastic composite pipe according to claim 1, wherein: the outer surface of the first aluminum pipe (12) and the inner surface of the second aluminum pipe (13) are both provided with remaining grooves (5), the remaining grooves (5) are arranged in a mutually staggered mode, and the groove width of the remaining grooves (5) is 0.5 mm.

4. The polyethylene aluminum plastic composite pipe according to claim 1, wherein: the thickness of the polyester anticorrosive layer (4) is 0.6 mm, and the wall thickness of the inner pipe (11) and the outer pipe (14) is two to six mm.