CN213900189U

CN213900189U - High-strength HDPE double-wall corrugated pipe

Info

Publication number: CN213900189U
Application number: CN202022655015.5U
Authority: CN
Inventors: 谢东明
Original assignee: Shenyang Jiahua Electric Appliance Co ltd
Current assignee: Shenyang Jiahua Electric Appliance Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-06
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a high strength HDPE double-walled bellows, including the bellows body, the internal surface of bellows body is provided with first functional layer, first functional layer includes cyanogen congeals coating, inorganic zinc silicate coating and nanometer ceramic coating, and the surface of bellows body is provided with the second functional layer, and the bellows body includes that outer tube, enhancement layer, inner tube, first spiral strengthen steel wire and second spiral strengthen the steel wire. The utility model discloses a set up the enhancement layer, improved the intensity of bellows, avoided the bellows because intensity is lower and damage easily, strengthen steel wire and first spiral through setting up first spiral and strengthen the steel wire, further improved the intensity of bellows, through setting up cyanogen congeals the coating, have waterproof, anticorrosion and wear-resisting performance, through setting up inorganic zinc silicate coating, have anticorrosion and high temperature resistance performance, through setting up nanometer ceramic coating, good heat-proof quality has, wear resistance and corrosion resisting property.

Description

High-strength HDPE double-wall corrugated pipe

Technical Field

The utility model relates to a bellows technical field specifically is a high strength HDPE double-walled bellows.

Background

The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along a folding and stretching direction, is widely applied to instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

Not enough to prior art, the utility model provides a high strength HDPE double-walled bellows possesses long service life's advantage, has solved current bellows not only intensity low when using, and the protecting effect is poor moreover, leads to the bellows to damage easily to bellows life's problem has been reduced.

Technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength HDPE double-walled bellows, includes the bellows body, the internal surface of bellows body is provided with first functional layer, first functional layer includes cyanogen congeals coating, inorganic zinc silicate coating and nanometer ceramic coating, the surface of bellows body is provided with the second functional layer, the bellows body includes that outer tube, enhancement layer, inner tube, first spiral strengthen the steel wire and the second spiral strengthens the steel wire.

Preferably, the first spiral reinforcing steel wire is fixedly connected to the inner cavity of the outer pipe, the second spiral reinforcing steel wire is fixedly connected to the inner cavity of the inner pipe, the reinforcing layer is fixedly connected to the inner surface of the outer pipe, and the inner pipe is fixedly connected to the inner surface of the reinforcing layer.

Preferably, the reinforcing layer is a glass fiber layer, and barium metaborate anti-rust paint is coated on the surfaces of the first spiral reinforcing steel wire and the second spiral reinforcing steel wire.

Preferably, the second functional layer comprises a cyanogen condensation coating, an inorganic zinc silicate coating and a nano ceramic coating, and the thicknesses of the cyanogen condensation coating, the inorganic zinc silicate coating and the nano ceramic coating are the same.

Preferably, the cyanogen condensation coating is coated on the outer side of the corrugated pipe body, the inorganic zinc silicate coating is coated on the outer side of the cyanogen condensation coating, and the nano ceramic coating is coated on the outer side of the inorganic zinc silicate coating.

Advantageous effects

Compared with the prior art, the utility model provides a high strength HDPE double-walled bellows possesses following beneficial effect:

the utility model discloses a set up the enhancement layer, intensity to the bellows has improved, avoided the bellows because intensity is lower and damage easily, strengthen steel wire and first spiral reinforcement steel wire through setting up first spiral, the intensity of bellows has further been improved, through setting up cyanogen congeals the coating, it is waterproof, anticorrosion and wear-resisting performance, through setting up inorganic zinc silicate coating, have anticorrosion and high temperature resistance performance, through setting up nanometer ceramic coating, good heat-proof quality has, wear resistance and corrosion resisting property, it is low not only to have solved current bellows when using, and protective effect is poor, lead to the bellows to damage easily, thereby bellows life's problem has been reduced.

Drawings

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

FIG. 2 is a schematic side view of the reinforcing layer of the present invention;

fig. 3 is a schematic view of a sectional structure of the first functional layer of the present invention.

In the figure: 1. a bellows body; 11. an outer tube; 12. a reinforcing layer; 13. an inner tube; 14. a first spiral reinforcing steel wire; 15. a second spiral reinforcing steel wire; 2. a first functional layer; 21. a cyanamide coating; 22. an inorganic zinc silicate coating; 23. a nano-ceramic coating; 3. a second functional 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 tube 11, enhancement layer 12, inner tube 13, first spiral strengthen steel wire 14, second spiral strengthen steel wire 15, first functional layer 2, cyanogen congeals coating 21, inorganic zinc silicate coating 22, nanometer

ceramic coating

23 and 3 parts of second functional layer are the parts that general standard spare or technical personnel in the field know, and its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a high-strength HDPE double-wall corrugated pipe comprises a corrugated pipe body 1, wherein a first functional layer 2 is disposed on an inner surface of the corrugated pipe body 1, the first functional layer 2 comprises a cyanogen condensation coating 21, an inorganic zinc silicate coating 22 and a nano ceramic coating 23, the cyanogen condensation coating 21 is coated on an outer side of the corrugated pipe body 1, the inorganic zinc silicate coating 22 is coated on an outer side of the cyanogen condensation coating 21, the nano ceramic coating 23 is coated on an outer side of the inorganic zinc silicate coating 22, the cyanogen condensation coating 21 has waterproof, anti-corrosion and wear-resistant properties, the inorganic zinc silicate coating 22 has anti-corrosion and high-temperature resistant properties, the nano ceramic coating 23 has good heat-insulating properties, wear-resistant properties and corrosion-resistant properties, a second functional layer 3 is disposed on an outer surface of the corrugated pipe body 1, and the second functional layer 3 comprises a cyanogen condensation coating 21, The inorganic zinc silicate coating 22 and the nano ceramic coating 23, the thickness of the cyanogen coagulation coating 21, the thickness of the inorganic zinc silicate coating 22 and the thickness of the nano ceramic coating 23 are the same, the corrugated pipe body 1 comprises an outer pipe 11, a reinforcing layer 12, an inner pipe 13, a first spiral reinforcing steel wire 14 and a second spiral reinforcing steel wire 15, the first spiral reinforcing steel wire 14 is fixedly connected with the inner cavity of the outer pipe 11, the second spiral reinforcing steel wire 15 is fixedly connected with the inner cavity of the inner pipe 13, the reinforcing layer 12 is fixedly connected with the inner surface of the outer pipe 11, the inner pipe 13 is fixedly connected with the inner surface of the reinforcing layer 12, the reinforcing layer 12 is a glass fiber layer, barium metaborate antirust paint is coated on the surfaces of the first spiral reinforcing steel wire 14 and the second spiral reinforcing steel wire 15, the strength of the corrugated pipe is improved by arranging the reinforcing layer 12, the corrugated pipe is prevented from being easily damaged due to lower strength, by arranging the first spiral reinforcing steel wire 14 and the first spiral reinforcing steel wire 14, the strength of the corrugated pipe is further improved.

When in use, through setting up the enhancement layer 12, the intensity to the bellows has been improved, avoided the bellows because intensity is lower and easy to damage, through setting up first spiral reinforcing steel wire 14 and first spiral reinforcing steel wire 14, the intensity of bellows has further been improved, through setting up cyanogen congeals coating 21, waterproof, anticorrosion and wear-resisting performance have, through setting up inorganic zinc silicate coating 22, have anticorrosion and high temperature resistance performance, through setting up nanometer ceramic coating 23, good heat-proof quality has, wear resistance and corrosion resistance, solved current bellows not only intensity is low when using, and the protective effect is poor, lead to the bellows to damage easily, thereby the problem of bellows life has been reduced.

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 high strength HDPE double-walled bellows, includes bellows body (1), its characterized in that: the inner surface of the corrugated pipe body (1) is provided with a first functional layer (2), the first functional layer (2) comprises a cyanogen condensation coating (21), an inorganic zinc silicate coating (22) and a nano ceramic coating (23), the outer surface of the corrugated pipe body (1) is provided with a second functional layer (3), and the corrugated pipe body (1) comprises an outer pipe (11), a reinforcing layer (12), an inner pipe (13), a first spiral reinforcing steel wire (14) and a second spiral reinforcing steel wire (15).

2. A high strength HDPE double wall corrugated pipe as claimed in claim 1 wherein: the first spiral reinforcing steel wire (14) is fixedly connected to the inner cavity of the outer pipe (11), the second spiral reinforcing steel wire (15) is fixedly connected to the inner cavity of the inner pipe (13), the reinforcing layer (12) is fixedly connected to the inner surface of the outer pipe (11), and the inner pipe (13) is fixedly connected to the inner surface of the reinforcing layer (12).

3. A high strength HDPE double wall corrugated pipe as claimed in claim 1 wherein: the reinforcing layer (12) is a glass fiber layer, and barium metaborate antirust paint is coated on the surfaces of the first spiral reinforcing steel wire (14) and the second spiral reinforcing steel wire (15).

4. A high strength HDPE double wall corrugated pipe as claimed in claim 1 wherein: the second functional layer (3) comprises a cyanogen condensation coating (21), an inorganic zinc silicate coating (22) and a nano ceramic coating (23), and the thicknesses of the cyanogen condensation coating (21), the inorganic zinc silicate coating (22) and the nano ceramic coating (23) are the same.

5. A high strength HDPE double wall corrugated pipe as claimed in claim 1 wherein: the cyanogen condensation coating (21) is coated on the outer side of the corrugated pipe body (1), the inorganic zinc silicate coating (22) is coated on the outer side of the cyanogen condensation coating (21), and the nano ceramic coating (23) is coated on the outer side of the inorganic zinc silicate coating (22).