CN212080375U

CN212080375U - Double-wall PE plastic corrugated pipe

Info

Publication number: CN212080375U
Application number: CN202020482067.4U
Authority: CN
Inventors: 黄惠治
Original assignee: Deqing Quanneng Pipe Industry Technology Co ltd
Current assignee: Universal tube technology (Deqing) Co.,Ltd.
Priority date: 2020-04-06
Filing date: 2020-04-06
Publication date: 2020-12-04
Anticipated expiration: 2030-04-06

Abstract

The utility model discloses a double-walled PE plastic corrugated pipe, including the bellows body, the bellows body is including outer inoxidizing coating, bellows outer tube, bellows inner tube and interior inoxidizing coating, the outer inoxidizing coating of outside fixedly connected with of bellows outer tube, the inboard fixedly connected with bellows inner tube of bellows outer tube, inoxidizing coating in the inboard fixedly connected with of bellows inner tube. The utility model discloses a bellows body, outer inoxidizing coating, the bellows outer tube, the bellows inner tube, interior inoxidizing coating, the wearing layer, first strengthening layer, anti-oxidation bottom, anti-corrosion coating and second strengthening layer, can make the device reach long service life's function, double-walled PE plastic corrugated pipe on having solved current market does not possess long service life's function, the easy oxidation of long-time underground installation use, the phenomenon that the use is influenced to appear becoming fragile, carry the easy corruption degeneration of acid-base material simultaneously, be unfavorable for the long-time problem of using of user.

Description

Double-wall PE plastic corrugated pipe

Technical Field

The utility model relates to a bellows technical field specifically is a double-walled PE plastic corrugated pipe.

Background

A high-density polyethylene double-wall corrugated pipe is a novel pipe with an outer wall and a smooth inner wall of an annular structure, has been developed to a complete product series from a single variety after more than ten years of development and perfection, is mature in production process and use technology at present, has been greatly popularized and applied in developed countries such as Europe and America due to excellent performance and relatively economic manufacturing cost, and in China, the popularization and application of HDPE double-wall corrugated pipes are in an ascending trend stage, all technical indexes reach use standards, the inner wall of the double-wall corrugated pipe is generally blue and black, and the inner wall of part of a brand can be yellow.

With the progress of times and the development of science and technology, the corrugated pipe is used instead of a cement pipeline, the double-wall PE plastic corrugated pipe in the existing market does not have the function of long service life, is easy to oxidize and embrittle for long-time underground installation and use, and is not beneficial to long-time use of a user because acid and alkali substances are conveyed and is easy to corrode and denature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-walled PE plastic corrugated pipe possesses long service life's advantage, has solved the function that double-walled PE plastic corrugated pipe does not possess long service life on the current market, the problem that the easy damaged influence was used when using.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-walled PE plastic corrugated pipe, includes the bellows body, the bellows body is including outer inoxidizing coating, bellows outer tube, bellows inner tube and interior inoxidizing coating, the outer inoxidizing coating of outside fixedly connected with of bellows outer tube, the inboard fixedly connected with bellows inner tube of bellows outer tube, inoxidizing coating in the inboard fixedly connected with of bellows inner tube, outer inoxidizing coating is including wearing layer, first strengthening layer and anti-oxidation bottom, the first strengthening layer of bottom fixedly connected with of wearing layer, the bottom fixedly connected with anti-oxidation bottom of first strengthening layer, interior inoxidizing coating is including anti-corrosion coating and second strengthening layer, the bottom fixedly connected with second strengthening layer of anti-corrosion coating.

Preferably, the wear-resistant layer is made of a polyurethane coating, and the anti-oxidation bottom layer is made of polytetrafluoroethylene.

Preferably, the corrosion-resistant layer is made of acrylic resin, and the first reinforcing layer and the second reinforcing layer are both made of rigid polyvinyl chloride.

Preferably, the thickness of the outer bellows tube is 1.2mm, and the thickness of the inner bellows tube is 0.8 mm.

Preferably, the using thickness of the outer protective layer is 0.24mm, and the using thickness of the inner protective layer is 0.18 mm.

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

1. the utility model discloses a bellows body, outer inoxidizing coating, the bellows outer tube, the bellows inner tube, interior inoxidizing coating, the wearing layer, first strengthening layer, anti-oxidation bottom, anti-corrosion coating and second strengthening layer, can make the device reach long service life's function, double-walled PE plastic corrugated pipe on having solved current market does not possess long service life's function, the easy oxidation of long-time underground installation use, the phenomenon that the use is influenced to appear becoming fragile, carry the easy corruption degeneration of acid-base material simultaneously, be unfavorable for the long-time problem of using of user.

2. The wear-resistant performance of the corrugated pipe can be effectively improved through the use of the wear-resistant layer, the phenomenon that the service life of the corrugated pipe is influenced due to surface wear when the corrugated pipe is installed and used is avoided, and the phenomenon that the use strength of the corrugated pipe is influenced due to embrittlement caused by oxidation of the outer pipe of the corrugated pipe when the corrugated pipe is used is effectively avoided through the use of the anti-oxidation bottom layer;

by using the anti-corrosion layer, the phenomenon that the service life of the corrugated pipe inner pipe is influenced by corrosion when conveying the acid-base liquid can be effectively avoided, the use strength of the corrugated pipe can be effectively improved by using the strengthening layer, and the phenomenon that the corrugated pipe is broken under stress and affects use when in use is avoided;

by determining the use thickness of the corrugated pipe, the use strength of the corrugated pipe can be effectively guaranteed, and the phenomenon that the corrugated pipe is deformed to influence use when bearing excessive pressure is avoided;

by determining the use thickness of the protective layer, the use protection effect of the corrugated pipe can be effectively guaranteed, and the phenomenon that the corrugated pipe is damaged by oxidation corrosion in long-time use is avoided.

Drawings

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

FIG. 2 is a schematic view of the structure of the outer protective layer of the present invention;

fig. 3 is a schematic view of the structure of the inner protective layer of the present invention.

In the figure: 1. a bellows body; 2. an outer protective layer; 3. a bellows outer tube; 4. a bellows inner tube; 5. an inner protective layer; 6. a wear layer; 7. a first strengthening layer; 8. an anti-oxidation bottom layer; 9. an anti-corrosion layer; 10. a second strengthening 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 bellows body 1, outer inoxidizing coating 2, bellows outer tube 3, bellows inner tube 4, interior inoxidizing coating 5, wearing layer 6, first strengthening layer 7, anti-oxidation bottom 8, anti-corrosion coating 9 and second strengthening layer 10 parts are the parts that general standard spare or field technician know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a double-wall PE plastic corrugated pipe comprises a corrugated pipe body 1, the corrugated pipe body 1 comprises an outer protective layer 2, a corrugated pipe outer pipe 3, a corrugated pipe inner pipe 4 and an inner protective layer 5, the thickness of the corrugated pipe outer pipe 3 is 1.2mm, the thickness of the corrugated pipe inner pipe 4 is 0.8mm, the use strength of the corrugated pipe can be effectively ensured by determining the use thickness of the corrugated pipe, and the phenomenon that the corrugated pipe deforms and affects use when bearing pressure is too large is avoided, the outer protective layer 2 is fixedly connected to the outer side of the corrugated pipe outer pipe 3, the corrugated pipe inner pipe 4 is fixedly connected to the inner side of the corrugated pipe outer pipe 3, the inner protective layer 5 is fixedly connected to the inner side of the corrugated pipe 4, the outer protective layer 2 comprises a wear-resistant layer 6, a first reinforcing layer 7 and an anti-oxidation bottom layer 8, the wear-resistant layer 6, the wear-resisting performance of the corrugated pipe can be effectively improved through the use of the wear-resisting layer 6, the phenomenon that the service life of the corrugated pipe is influenced by the surface wear when the corrugated pipe is installed and used is avoided, the phenomenon that the service strength is influenced by brittleness caused by the oxidation of the outer pipe 3 of the corrugated pipe when the corrugated pipe is used can be effectively avoided through the use of the anti-oxidation bottom layer 8, the bottom of the wear-resisting layer 6 is fixedly connected with the first strengthening layer 7, the anti-oxidation bottom layer 8 is fixedly connected with the bottom of the first strengthening layer 7, the inner protection layer 5 comprises the anti-corrosion layer 9 and the second strengthening layer 10, the anti-corrosion layer 9 is made of acrylic resin, the first strengthening layer 7 and the second strengthening layer 10 are made of hard polyvinyl chloride, through the use of the anti-corrosion layer 9, the phenomenon that the service life of the corrugated pipe 4 is influenced by corrosion when acid-base liquid is conveyed can, can effectively promote the use intensity of bellows, avoided the bellows to appear atress fracture when using and discounted the phenomenon that the influence was used, the bottom fixedly connected with second strengthening layer 10 of anti-corrosion coating 9, the use thickness of outer inoxidizing coating 2 is 0.24mm, the use thickness of interior inoxidizing coating 5 is 0.18mm, through the use thickness of confirming the inoxidizing coating, can effectively ensure the use protecting effect of bellows, avoided the bellows to cause the phenomenon of damage by the oxidation corrosion in long-time use.

When in use, the wear-resisting performance of the corrugated pipe can be effectively improved through the use of the wear-resisting layer 6, the phenomenon that the service life of the corrugated pipe is influenced by the surface wear when the corrugated pipe is installed and used is avoided, the phenomenon that the service strength is influenced by the embrittlement of the outer pipe 3 of the corrugated pipe when the corrugated pipe is used is effectively avoided through the use of the anti-oxidation bottom layer 8, the phenomenon that the service life of the corrugated pipe is influenced by the corrosion of the inner pipe 4 of the corrugated pipe when acid-base liquid is conveyed is effectively avoided through the use of the anti-corrosion layer 9, the service strength of the corrugated pipe is effectively improved through the use of the strengthening layer, the phenomenon that the service life of the corrugated pipe is influenced by the fracture and the folding of the corrugated pipe when the corrugated pipe is used is avoided, the service strength of the corrugated pipe is effectively ensured through the determination of the service thickness of, can effectively ensure the use protecting effect of bellows, avoided the bellows to cause the phenomenon of damage by the oxidation corrosion in long-time use, cooperation through above-mentioned structure can make the device reach long service life's function, double-walled PE plastic corrugated pipe on having solved current market does not possess long service life's function, long-time underground installation uses easily by the oxidation, the phenomenon that the embrittlement influence was used appears, carry the easy corruption degeneration that is of acid-base material simultaneously, be unfavorable for the problem that the user used for a long time, be fit for using widely.

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. A double-walled PE plastic corrugated pipe comprises a corrugated pipe body (1), and is characterized in that: the corrugated pipe body (1) comprises an outer protective layer (2), a corrugated pipe outer pipe (3), a corrugated pipe inner pipe (4) and an inner protective layer (5), the outer side of the corrugated pipe outer pipe (3) is fixedly connected with an outer protective layer (2), the inner side of the corrugated pipe outer pipe (3) is fixedly connected with a corrugated pipe inner pipe (4), the inner side of the corrugated pipe inner pipe (4) is fixedly connected with an inner protective layer (5), the outer protective layer (2) comprises a wear-resistant layer (6), a first reinforcing layer (7) and an anti-oxidation bottom layer (8), the bottom of the wear-resistant layer (6) is fixedly connected with a first strengthening layer (7), the bottom of the first strengthening layer (7) is fixedly connected with an anti-oxidation bottom layer (8), the inner protective layer (5) comprises an anti-corrosion layer (9) and a second strengthening layer (10), and the bottom of the anti-corrosion layer (9) is fixedly connected with a second strengthening layer (10).

2. A double-walled PE plastic corrugated pipe as claimed in claim 1 wherein: the wear-resistant layer (6) is made of a polyurethane coating, and the anti-oxidation bottom layer (8) is made of polytetrafluoroethylene.

3. A double-walled PE plastic corrugated pipe as claimed in claim 1 wherein: the anti-corrosion layer (9) is made of acrylic resin, and the first strengthening layer (7) and the second strengthening layer (10) are both made of hard polyvinyl chloride.

4. A double-walled PE plastic corrugated pipe as claimed in claim 1 wherein: the thickness of bellows outer tube (3) is 1.2mm, the thickness of bellows inner tube (4) is 0.8 mm.

5. A double-walled PE plastic corrugated pipe as claimed in claim 1 wherein: the using thickness of the outer protective layer (2) is 0.24mm, and the using thickness of the inner protective layer (5) is 0.18 mm.