CN210510558U

CN210510558U - Anti-burst PVC composite material pipe

Info

Publication number: CN210510558U
Application number: CN201921713206.3U
Authority: CN
Inventors: 顾国良; 沈小冬
Original assignee: Jiangsu Zhonghai Pipe Industry Development Co Ltd
Current assignee: Jiangsu Zhonghai Pipe Industry Development Co Ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-05-12
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses an anti-burst's PVC combined material pipe, including the PVC outer tube, the PVC outer tube includes first outer tube, and the veneer of first outer tube inner circle has the second outer tube to be equipped with the thermal radiation protection layer between first outer tube and the second outer tube, second outer tube inner circle is equipped with the PVC inner tube, and the PVC inner tube includes first inner tube to the inboard hot melt of first inner tube has a plurality of inner tube support column, the inboard veneer of inner tube support column has the second inner tube, and packs between second inner tube and the first inner tube and have the layer that separates the temperature. This anti-burst's PVC combined material pipe is provided with thermal-insulated and heat retaining structure, avoids the inside solution of the device the condition of overheated or subcooling to appear, prevents that inside solution volume from changing, prevents that the condition of bursting from taking place.

Description

Anti-burst PVC composite material pipe

Technical Field

The utility model relates to a PVC combined material pipe technical field specifically is an anti-burst's PVC combined material pipe.

Background

PVC is a material whose main component is polyvinyl chloride (PVC), and other components are added to enhance its heat resistance, toughness and ductility. The top layer of the surface film is paint, the middle layer is polyvinyl chloride, and the bottom layer is back-coated adhesive.

The existing PVC pipe is applied to the aspect of life, and when the PVC pipe is used in a special place, because the structure of a common pipe is simpler, in the using process, the solution conveyed inside the pipe is easily influenced by the external environment, the solution in the pipe can be overheated or supercooled, the volume of the solution can be changed, and the pipe is easily expanded to cause burst.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-burst's PVC combined material pipe to the tubular product structure that proposes in solving the background art is fairly simple, and thermal-insulated and cold-proof effect is relatively poor, and the solution in the tubular product can appear the condition of overheated or subcooling, and the solution volume can change like this, thereby struts tubular product easily and the problem that bursts appears.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-burst's PVC combined material pipe, includes the PVC outer tube, the PVC outer tube includes first outer tube, and first outer tube inner circle veneer has the second outer tube to be equipped with the thermal radiation protection layer between first outer tube and the second outer tube, second outer tube inner circle is equipped with the PVC inner tube, and the PVC inner tube includes first inner tube to the inboard hot melt of first inner tube has a plurality of inner tube support column, the inboard veneer of inner tube support column has the second inner tube, and packs between second inner tube and the first inner tube and have the layer that insulates against heat.

Preferably, the PVC outer pipe and the PVC inner pipe are connected together through gluing.

Preferably, the first outer tube, the second outer tube, the first inner tube and the second inner tube have equal thicknesses.

Preferably, the number of the inner tube supporting columns is at least eight, and the inner tube supporting columns are uniformly distributed at positions between the second inner tube and the first inner tube.

Preferably, the heat insulating layer adopts the rock wool material, and heat insulating layer evenly distributed is between second inner tube and first inner tube.

Preferably, the thermal radiation prevention layer adopts strip-shaped tin foil paper, and the thermal radiation prevention layer is spirally wound outside the second outer tube.

Compared with the prior art, the beneficial effects of the utility model are that: this anti-burst's PVC combined material pipe is provided with thermal-insulated and heat retaining structure, avoids the inside solution of the device the condition of overheated or subcooling to appear, prevents that inside solution volume from changing, prevents that the condition of bursting from taking place. The device is provided with thermal radiation protection layer and heat insulating layer between first outer tube and second outer tube, first inner tube and the second inner tube respectively, improves the device heat-insulating heat retaining effect through thermal radiation protection layer and heat insulating layer, avoids the change of the inside solution of the device volume to appear, improves the effect of carrying, and the device is provided with multilayer structure simultaneously, and the structure is more firm, is difficult to appear the cracked condition.

Drawings

FIG. 1 is a schematic view of the burst-proof PVC composite pipe structure of the present invention;

fig. 2 is an enlarged schematic structural view of the explosion-proof PVC composite pipe of the present invention at a position a in fig. 1;

FIG. 3 is a side view of the PVC inner tube of the burst-proof PVC composite tube of the present invention;

fig. 4 is an enlarged schematic structural view of the burst-proof PVC composite pipe of the present invention at the position B in fig. 3;

fig. 5 is a schematic view of the structure of the PVC outer tube of the burst-proof PVC composite tube of the present invention.

In the figure: 1. the heat radiation protection structure comprises a PVC outer pipe, 101, a first outer pipe, 102, a second outer pipe, 2, a PVC inner pipe, 201, a second inner pipe, 202, a first inner pipe, 203, an inner pipe support column, 3, a heat insulation layer, 4 and a heat radiation protection 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.

Referring to fig. 1-5, the present invention provides a technical solution: an anti-burst PVC composite material pipe comprises a PVC outer pipe 1, the PVC outer pipe 1 comprises a first outer pipe 101, a second outer pipe 102 is glued to the inner ring of the first outer pipe 101, a heat radiation resistant layer 4 is arranged between the first outer pipe 101 and the second outer pipe 102, the PVC outer pipe 1 and the PVC inner pipe 2 are connected together through gluing, the PVC outer pipe 1 and the PVC inner pipe 2 of the structure are connected together through gluing, the structural connection is convenient and rapid, the PVC outer pipe 1 and the PVC inner pipe 2 can be firmly connected together, the thicknesses of the first outer pipe 101, the second outer pipe 102, the first inner pipe 202 and the second inner pipe 201 are equal, the first outer pipe 101, the second outer pipe 102, the first inner pipe 202 and the second inner pipe 201 of the structure enable the device to form a multilayer structure, the strength of the device is improved, the condition of leakage when the surface of the device is worn is avoided, and the use effect of the device is improved, the thermal radiation protection layer 4 is made of strip-shaped tin foil paper, the thermal radiation protection layer 4 is spirally wound outside the second outer pipe 102, the thermal radiation protection layer 4 of the structure can wrap the second outer pipe 102, when the device is irradiated by sunlight in daytime, thermal radiation received by the second outer pipe 102 can be reduced through the thermal radiation protection layer 4, so that the thermal insulation effect is improved, the PVC inner pipe 2 is arranged on the inner ring of the second outer pipe 102, the PVC inner pipe 2 comprises the first inner pipe 202, a plurality of inner pipe support columns 203 are hot-melted on the inner side of the first inner pipe 202, the number of the inner pipe support columns 203 is at least eight, the inner pipe support columns 203 are uniformly distributed at the position between the second inner pipe 201 and the first inner pipe 202, the inner pipe support columns 203 of the structure play a role of connecting the second inner pipe 201 and the first inner pipe 202, a certain gap is formed between the second inner pipe 201 and the first inner pipe 202, and the thermal insulation layer 3 can be accommodated, the inboard veneer of inner tube support column 203 has second inner tube 201, and it has heat insulating layer 3 to fill between second inner tube 201 and the first inner tube 202, and heat insulating layer 3 adopts the rock wool material, and heat insulating layer 3 evenly distributed is between second inner tube 201 and first inner tube 202, and heat insulating layer 3 of this structure plays heat retaining effect, can reduce second inner tube 201 and the heat exchange on the first inner tube 202, avoids the solution of second inner tube 201 inboard to appear overheated or the condition of solidifying.

The working principle is as follows: when the anti-burst PVC composite material pipe is used, the PVC outer pipe 1 and the PVC inner pipe 2 of the device are firstly glued together, then the device is arranged at a proper place, in the using process, if the surface of the device is subjected to the heat radiation of the sun, the heat generated by the heat radiation is transferred to the heat radiation prevention layer 4 through the first outer pipe 101, the heat is separated from the second outer pipe 102 through the heat radiation prevention layer 4, the heat received by the second outer pipe 102 is reduced, so that the heat insulation effect is achieved, meanwhile, in cold weather, the heat insulation effect is achieved through the heat insulation layer 3 between the second inner pipe 201 and the first inner pipe 202, the heat in the second inner pipe 201 is prevented from being diffused towards the outside, the temperature in the second inner pipe 201 is ensured, the solidification condition of the solution in the second inner pipe 201 is prevented, and the inner pipe support column 203 plays a role of connecting the second inner pipe 201 and the first inner pipe 202, a certain space is formed between the second inner pipe 201 and the first inner pipe 202, and the thermal insulation layer 3 with a certain thickness can be accommodated, thereby completing a series of works.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a PVC combined material pipe of burst prevention, includes PVC outer tube (1), its characterized in that: PVC outer tube (1) includes first outer tube (101), and first outer tube (101) inner circle veneer has second outer tube (102) to be equipped with between first outer tube (101) and second outer tube (102) and prevent heat radiation layer (4), second outer tube (102) inner circle is equipped with PVC inner tube (2), and PVC inner tube (2) include first inner tube (202), and first inner tube (202) inboard hot melt has a plurality of inner tube support column (203), inner tube support column (203) inboard veneer has second inner tube (201), and it has thermal-insulated layer (3) to fill between second inner tube (201) and first inner tube (202).

2. The burst-resistant PVC composite pipe according to claim 1, characterized in that: the PVC outer pipe (1) and the PVC inner pipe (2) are connected together through gluing.

3. The burst-resistant PVC composite pipe according to claim 1, characterized in that: the thicknesses of the first outer pipe (101), the second outer pipe (102), the first inner pipe (202) and the second inner pipe (201) are equal.

4. The burst-resistant PVC composite pipe according to claim 1, characterized in that: the number of the inner tube supporting columns (203) is at least eight, and the inner tube supporting columns (203) are uniformly distributed at the position between the second inner tube (201) and the first inner tube (202).

5. The burst-resistant PVC composite pipe according to claim 1, characterized in that: the heat insulation layer (3) is made of rock wool, and the heat insulation layer (3) is uniformly distributed between the second inner pipe (201) and the first inner pipe (202).

6. The burst-resistant PVC composite pipe according to claim 1, characterized in that: the thermal radiation prevention layer (4) is made of strip-shaped tin foil paper, and the thermal radiation prevention layer (4) is wound on the outer portion of the second outer pipe (102) in a spiral shape.