CN219317964U

CN219317964U - Anti-freezing and anti-cracking PPR pipe

Info

Publication number: CN219317964U
Application number: CN202320894645.9U
Authority: CN
Inventors: 薛伟康
Original assignee: Shandong Kangyu Pipe Industry Co ltd
Current assignee: Shandong Kangyu Pipe Industry Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-07
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses an anti-freezing and anti-cracking PPR pipe, which comprises a pipe body, wherein the outer surface of the pipe body is provided with a protective sleeve, the pipe body comprises a low temperature resistant layer, a high strength layer and a base material layer, the low temperature resistant layer is made of polyvinyl chloride plastic, the high temperature resistant layer is made of polyimide plastic, the high strength layer comprises a PPS plastic layer and a PEEK plastic layer, the base material layer is made of PPR plastic, the protective sleeve comprises a corrosion resistant layer, an elastic layer and an anti-aging layer, the corrosion resistant layer is made of fluororubber, the elastic layer is made of thermoplastic elastomer, the anti-aging layer is made of butadiene rubber, the PPS plastic layer is positioned outside the PEEK plastic layer, and the thickness of the corrosion resistant layer is equal to that of the anti-aging layer.

Description

Anti-freezing and anti-cracking PPR pipe

Technical Field

The utility model relates to the technical field of PPR pipes, in particular to an anti-freezing and anti-cracking PPR pipe.

Background

Compared with the traditional cast iron pipe, galvanized steel pipe, cement pipe and other pipes, the PPR pipe has the advantages of energy conservation, material saving, environmental protection, light weight, high strength, corrosion resistance, smooth inner wall, no scaling, simple and convenient construction and maintenance, long service life and the like, and is widely applied to the building industry, municipal administration, industry and agriculture fields such as building water supply and drainage, urban and rural water supply and drainage, urban fuel gas, electric power and optical cable sheaths, industrial fluid transportation agricultural irrigation and the like.

Through searching, the Chinese utility model provides an anti-freezing PPR pipe, and the bulletin number is as follows: CN 213088985U, the front end surface of PPR pipe main part is provided with the standing groove, the surface of standing groove is provided with the slide, the internal surface of slide is provided with the slide rail, the left end of slide and slide rail is provided with the spout, the right-hand member of spout corresponds the internal surface of standing groove and is provided with the anchor clamps, the right-hand member of anchor clamps is provided with the loose axle, the inner of loose axle is provided with the spring, the inner of spring is provided with the central spindle, the outer end of central spindle corresponds the right-hand member of anchor clamps and is provided with the pivot, the inner of PPR pipe main part is provided with the second heat preservation, the inner of second heat preservation is provided with the reinforcement layer, the inner of reinforcement layer is provided with the frost protection layer, the inner of frost protection layer is provided with first heat preservation. The anti-freezing PPR pipe is convenient to use by being provided with the device convenient for fixing a plurality of pipelines, and is convenient for insulating and freezing-preventing a PPR pipe main body by being provided with the multilayer heat insulation structure, but the existing anti-freezing and anti-cracking PPR pipe is short in service life and easy to damage in the long-time use process, and therefore, the anti-freezing and anti-cracking PPR pipe is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide an anti-freezing and anti-cracking PPR pipe, which solves the problems that the existing anti-freezing and anti-cracking PPR pipe has short service life and is easy to damage in the long-time use process.

(II) technical scheme

The utility model provides the following technical scheme for realizing the purpose, and the technical scheme adopted by the anti-freezing and anti-cracking PPR pipe is as follows: the pipe comprises a pipe body, the surface of pipe body is provided with the protective sheath, the pipe body includes low temperature resistant layer, high strength layer and substrate layer, low temperature resistant layer is polyvinyl chloride plastics, high temperature resistant layer is polyimide plastics, high strength layer includes PPS plastic layer and PEEK plastic layer, the substrate layer is PPR plastics, the protective sheath includes corrosion-resistant layer, elastic layer and ageing resistance layer.

Preferably, the corrosion-resistant layer is fluororubber, and the elastic layer is a thermoplastic elastomer.

Preferably, the anti-aging layer is butadiene rubber, and the PPS plastic layer is positioned outside the PEEK plastic layer.

Preferably, the thickness of the corrosion-resistant layer and the thickness of the anti-aging layer are equal, and the thickness of the elastic layer is three fourths of the thickness of the corrosion-resistant layer.

Preferably, the corrosion-resistant layer is located outside the elastic layer, and the elastic layer is located outside the anti-aging layer.

Preferably, the low temperature resistant layer is located outside the high temperature resistant layer, the high temperature resistant layer is located outside the high strength layer, and the high strength layer is located outside the base material layer.

Preferably, the thickness of the low temperature resistant layer is equal to that of the base material layer, the thickness of the high temperature resistant layer is equal to that of the high strength layer, and the thickness of the high temperature resistant layer is three fourths of that of the low temperature resistant layer.

(III) beneficial effects

Compared with the prior art, the utility model provides the anti-freezing and anti-cracking PPR pipe which has the following beneficial effects.

1. According to the utility model, the pipe body can be protected through the protective sleeve, the pipe body can be prevented from being broken and damaged due to the influence of external force in the long-time use process, the service life of the pipe body can be prolonged, the low-temperature resistant layer is utilized, the pipe body can have good low-temperature resistant effect, the pipe body is prevented from being influenced by low temperature, the high-temperature resistant layer is utilized, the pipe body can have good high-temperature resistant effect, the pipe body is prevented from being influenced by high temperature, the service life can be prolonged, the PPS plastic layer and the PEEK plastic layer are utilized, the pipe body can have good strength, the pipe body is prevented from being broken and damaged due to the influence of external force, and the problems that the existing anti-freezing and anti-cracking PPR pipe is short in service life and easy to damage in the long-time use process are solved.

2. According to the utility model, the corrosion-resistant layer can prevent the protective sleeve from being corroded by external substances in the long-time use process, the elastic layer can enable the protective sleeve to have good elasticity, the protective sleeve can have good buffering effect, and the anti-aging layer can enable the protective sleeve to have good anti-aging effect, so that the protective sleeve is prevented from aging in the long-time use process.

Drawings

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

FIG. 2 is a schematic view of a protective sheath according to the present utility model;

FIG. 3 is a schematic view of the pipe structure of the present utility model;

FIG. 4 is a schematic view of the high strength layer structure of the present utility model.

In the figure: 1. a protective sleeve; 2. a tube body; 3. a corrosion resistant layer; 4. an elastic layer; 5. an anti-aging layer; 6. a low temperature resistant layer; 7. a high temperature resistant layer; 8. a high strength layer; 801. a PPS plastic layer; 802. a PEEK plastic layer; 9. a substrate 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, an anti-freezing and anti-cracking PPR pipe comprises a pipe body 2, wherein a protective sleeve 1 is arranged on the outer surface of the pipe body 2, the pipe body 2 comprises a low temperature resistant layer 6, a high temperature resistant layer 7, a high strength layer 8 and a base material layer 9, the low temperature resistant layer 6 is made of polyvinyl chloride plastics, the high temperature resistant layer 7 is made of polyimide plastics, the high strength layer 8 comprises a PPS plastic layer 801 and a PEEK plastic layer 802, the base material layer 9 is made of PPR plastics, and the protective sleeve 1 comprises a corrosion resistant layer 3, an elastic layer 4 and an anti-aging layer 5.

Through above-mentioned technical scheme, through protective sheath 1, can protect body 2, can avoid body 2 to receive external force influence and fracture damage in long-time use, can improve body 2 life, utilize low temperature resistant layer 6, can make body 2 have good low temperature resistant effect, avoid body 2 to receive low temperature influence, utilize high temperature resistant layer 7, can make body 2 have good high temperature resistant effect, avoid body 2 to receive high temperature influence, can improve life, utilize PPS plastic layer 801 and PEEK plastic layer 802, can make body 2 have good intensity, avoid body 2 to receive external force influence and fracture.

The corrosion-resistant layer 3 is fluororubber, and the elastic layer 4 is a thermoplastic elastomer.

Through above-mentioned technical scheme, through corrosion-resistant layer 3, can avoid protective sheath 1 by the foreign matter corruption in long-time use, utilize elastic layer 4, can make protective sheath 1 have good elasticity, can make protective sheath 1 have good cushioning effect.

The anti-aging layer 5 is butadiene rubber, and the PPS plastic layer 801 is positioned outside the PEEK plastic layer 802.

Through above-mentioned technical scheme, through ageing resistance layer 5, can make protective sheath 1 have good ageing resistance effect, avoid protective sheath 1 ageing in long-time use.

The thickness of the corrosion-resistant layer 3 and the anti-aging layer 5 are equal, and the thickness of the elastic layer 4 is three fourths of the thickness of the corrosion-resistant layer 3.

The corrosion resistant layer 3 is located outside the elastic layer 4, and the elastic layer 4 is located outside the anti-aging layer 5.

The low temperature resistant layer 6 is located outside the high temperature resistant layer 7, the high temperature resistant layer 7 is located outside the high strength layer 8, and the high strength layer 8 is located outside the base material layer 9.

The thickness of the low temperature resistant layer 6 is equal to that of the base material layer 9, the thickness of the high temperature resistant layer 7 is equal to that of the high strength layer 8, and the thickness of the high temperature resistant layer 7 is three fourths of that of the low temperature resistant layer 6.

The working principle of the utility model is as follows: through protective sheath 1, can protect body 2, can avoid body 2 to receive external force influence and fracture damage in long-time use, can improve body 2 life, utilize low temperature resistant layer 6, can make body 2 have good low temperature resistant effect, avoid body 2 to receive low temperature influence, utilize high temperature resistant layer 7, can make body 2 have good high temperature resistant effect, avoid body 2 to receive high temperature influence, can improve life, utilize PPS plastic layer 801 and PEEK plastic layer 802, can make body 2 have good intensity, avoid body 2 to receive external force influence and fracture, through corrosion resistant layer 3, can avoid protective sheath 1 to be corroded by the foreign matter in long-time use, utilize elastic layer 4, can make protective sheath 1 have good elasticity, can make protective sheath 1 have good cushioning effect, utilize layer 5, can make protective sheath 1 have good ageing resistance, avoid protective sheath 1 ageing in long-time use.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a frost-resistant anti-crack PPR pipe, includes body (2), its characterized in that: the outer surface of body (2) is provided with protective sheath (1), body (2) are including low temperature resistant layer (6), high temperature resistant layer (7), high strength layer (8) and substrate layer (9), low temperature resistant layer (6) are polyvinyl chloride plastics, high temperature resistant layer (7) are polyimide plastics, high strength layer (8) include PPS plastic layer (801) and PEEK plastic layer (802), substrate layer (9) are PPR plastics, protective sheath (1) are including corrosion-resistant layer (3), elastic layer (4) and ageing resistance layer (5).

2. A freeze resistant and crack resistant PPR pipe according to claim 1, wherein: the corrosion-resistant layer (3) is fluororubber, and the elastic layer (4) is a thermoplastic elastomer.

3. A freeze resistant and crack resistant PPR pipe according to claim 1, wherein: the anti-aging layer (5) is butadiene rubber, and the PPS plastic layer (801) is positioned outside the PEEK plastic layer (802).

4. A freeze resistant and crack resistant PPR pipe according to claim 1, wherein: the thickness of the corrosion-resistant layer (3) is equal to that of the anti-aging layer (5), and the thickness of the elastic layer (4) is three fourths of that of the corrosion-resistant layer (3).

5. A freeze resistant and crack resistant PPR pipe according to claim 1, wherein: the corrosion-resistant layer (3) is positioned outside the elastic layer (4), and the elastic layer (4) is positioned outside the anti-aging layer (5).

6. A freeze resistant and crack resistant PPR pipe according to claim 1, wherein: the low temperature resistant layer (6) is positioned outside the high temperature resistant layer (7), the high temperature resistant layer (7) is positioned outside the high strength layer (8), and the high strength layer (8) is positioned outside the base material layer (9).

7. A freeze resistant and crack resistant PPR pipe according to claim 1, wherein: the thickness of the low temperature resistant layer (6) is equal to that of the base material layer (9), the thickness of the high temperature resistant layer (7) is equal to that of the high strength layer (8), and the thickness of the high temperature resistant layer (7) is three fourths of that of the low temperature resistant layer (6).