CN213299090U - Anti-aging FRP round pipe - Google Patents

Abstract

The utility model discloses an ageing-resistant FRP pipe, including the pipe, the outer wall of pipe is provided with the anticorrosive coating, the inner wall fixedly connected with antioxidation layer of anticorrosive coating, the inner wall fixedly connected with ageing-resistant layer of antioxidation layer, the outer wall of ageing-resistant layer is through the antioxidation layer that sets up and the inner wall fixed connection of anticorrosive coating. Through the anticorrosive coating, the oxidation resisting layer can make the device promote life, the ageing-resistant layer can make the device performance obtain promoting, it is lighter to use the back up coat to make the device utensil quality, intensity is higher, use the intensity and the application scope that the high temperature resistant layer can promote the device, can make the device straight tube and peg graft in succession easily with the pipe of pegging graft through the connecting pipe, convenient follow-up use, reduce workman's operation volume, the utility model discloses the structure of original FRP pipe has been changed, the ageing resistance of the device has effectively been promoted, long-term temperature resistance, make the device's performance, intensity, application scope obtains the promotion that is showing.

Description

Anti-aging FRP round pipe

Technical Field

The utility model belongs to the technical field of the FRP pipe, concretely relates to ageing-resistant FRP pipe.

Background

The fiber reinforced composite material has the following characteristics: the specific strength is high, and the specific modulus is large; the material performance has designability: the corrosion resistance and the durability are good; the thermal expansion coefficient is similar to that of concrete, the characteristics enable the FRP material to meet the requirements of modern structures on large span, high rise, heavy load, light weight, high strength and work development under severe conditions, meanwhile, the method can also meet the requirement of industrialized development of modern building construction, so the method is more and more widely applied to the fields of various civil buildings, bridges, roads, oceans, hydraulic structures, underground structures and the like, in a water supply system, a stainless steel pipe, a plastic pipe, a composite pipe and a copper pipe form common pipes of a pipeline system, in the prior art, the wall thickness of various pipes is large, so that the cost is high, the weight is large, and the safe, reliable, sanitary, environment-friendly, economical and applicable pipes are researched in the related aspects, especially, under the condition of ensuring various performance indexes of the pipe, the wall thickness of the pipe can be reduced, the price can be reduced, and the further popularization is facilitated, so that the FRP circular pipe is produced.

In practical application, although the existing FRP round pipe has light weight, high strength and good performance, the existing FRP round pipe is easy to age, the performance is easy to be reduced under the action of ultraviolet rays, wind, sand, rain and snow, chemical media, mechanical stress and the like, and the existing FRP round pipe does not have long-term heat resistance, and when the temperature of the existing FRP round pipe is maintained to be more than 50 ℃, the strength of the existing FRP round pipe is obviously reduced, and the existing FRP round pipe is generally used below 100 ℃.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ageing-resistant FRP pipe to propose current FRP pipe in the solution above-mentioned background art in the use, because appear ageing easily, do not have long-term heat resistance, thereby lead to the performance degradation easily, the problem that intensity obviously descends.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ageing-resistant FRP pipe, includes the circle straight tube, the outer wall of circle straight tube is provided with the anticorrosive coating, the inner wall fixedly connected with antioxidation layer of anticorrosive coating, the inner wall fixedly connected with ageing-resistant layer of antioxidation layer, the outer wall of ageing-resistant layer is through the antioxidation layer that sets up and the inner wall fixed connection of anticorrosive coating, the inner wall fixedly connected with back up coat on ageing-resistant layer, the outer wall swing joint of ageing-resistant layer and antioxidation layer of back up coat through the ageing-resistant layer that sets up, the inner wall fixedly connected with high temperature resistant layer of back up coat, the outer wall of high temperature resistant layer is through the back up coat that sets up and the inner wall fixed connection on ageing-resistant layer.

The through hole is formed in the circular straight pipe, the outer wall of the circular straight pipe is fixedly connected with a connecting pipe close to the left side, a counter bore is formed in the inner wall of the connecting pipe, the outer wall of the connecting pipe is fixedly connected with an inserting pipe close to the left side, and a center hole is formed in the inner wall of the inserting pipe.

Preferably, the material of the anticorrosive layer is formed by mixing two materials of oil and resin.

Preferably, the material of the antioxidation layer is formed by mixing three materials of phenol, acid and flavone with antioxidation function.

Preferably, the material of the aging-resistant layer is a mixture of two hydrogen donors such as hindered phenols and secondary aromatic amines.

Preferably, the material of the reinforcing layer is formed by mixing two materials of plastic polymer resin and reinforced fiber.

Preferably, the material of the high temperature resistant layer is formed by mixing two materials of an inorganic compound and a high molecular polymer.

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

1. can make the device promote life through anticorrosive coating, oxidation resisting layer, ageing-resistant layer can make the device performance obtain promoting, uses the back up coat to make the device possess the quality lighter, intensity is higher, uses high temperature resistant layer can promote the intensity and the application scope of the device, makes the device more be fit for using in fields such as civil construction, bridge, highway, ocean, hydraulic structure and underground structure.

2. Can make the device straight tube and peg graft easily and peg graft in succession with the pipe through the connecting pipe, make things convenient for follow-up use, reduce workman's work load, this utility model has changed the structure of original FRP pipe, has effectively promoted the device's ageing resistance performance, long-term temperature resistance performance, makes performance, intensity, the application scope of the device obtain the promotion that is showing.

Drawings

Fig. 1 is an isometric view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

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

In the figure: 1. a circular straight pipe; 2. a connecting pipe; 3. inserting a pipe; 4. an anticorrosive layer; 5. an anti-oxidation layer; 6. an aging-resistant layer; 7. a reinforcement layer; 8. a high temperature resistant 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. 1-3, the present invention provides a technical solution: the utility model provides an ageing-resistant FRP pipe, including straight pipe 1, straight pipe 1's outer wall is provided with anticorrosive coating 4, anticorrosive coating 4's inner wall fixedly connected with antioxidation layer 5, antioxidation layer 5's inner wall fixedly connected with ageing-resistant layer 6, ageing-resistant layer 6's outer wall is through the antioxidation layer 5 that sets up and anticorrosive coating 4's inner wall fixed connection, ageing-resistant layer 6's inner wall fixedly connected with back up coat 7, back up coat 7's outer wall is through the ageing-resistant layer 6 that sets up and antioxidation layer 5's outer wall swing joint, back up coat 7's inner wall fixedly connected with high temperature resistant layer 8, high temperature resistant layer 8's outer wall is through the back up coat 7 that sets up and ageing-resistant layer 6's inner wall fixed connection.

In this embodiment, can make the device promote life through anticorrosive coating 4, oxidation resisting layer 5, be difficult to produce outside corruption, ageing resistant layer 6 can make the device performance promote, reduce the inside recombination of molecule, continuous absorption active free radical makes their unable ageing plastics, use back up coat 7 can make the device possess the quality lighter, intensity is higher, it is more convenient to use, use high temperature resistant layer 8 can promote the intensity and the application scope of the device, make the device more be fit for using in fields such as civil construction, bridge, highway, ocean, hydraulic structure and underground structure.

The through-hole has been seted up to the inside of circle straight tube 1, and the outer wall of circle straight tube 1 is close to left fixedly connected with connecting pipe 2 in position, and the counter sink has been seted up to the inner wall of connecting pipe 2, and the outer wall of connecting pipe 2 is close to left fixedly connected with of position and pegs graft pipe 3, and the centre bore has been seted up to the inner wall of grafting pipe 3.

In this embodiment, can make the device circle straight tube 1 and peg graft in succession easily with grafting pipe 3 through connecting pipe 2, make things convenient for follow-up installation to use, reduce workman's work load, this utility model has changed the structure of original FRP pipe, has effectively promoted the device's ageing resistance ability, long-term temperature resistance ability, makes performance, intensity, the application scope of the device obtain the promotion that is showing.

Specifically, the anticorrosive layer 4 is formed by mixing two materials of oil and resin.

In this embodiment, the anti-corrosion layer 4 is formed by mixing two materials, namely oil and resin, so that the device has a wider application range in order to slow down or prevent the pipeline from being corroded and deteriorated under the chemical and electrochemical actions of the internal and external media or by the metabolic activity of microorganisms.

Specifically, the antioxidation layer 5 is formed by mixing three materials of phenol, acid and flavone with antioxidation function.

In the embodiment, the antioxidant layer 5 is formed by mixing three materials of phenol, acid and flavone, so that the antioxidant layer can not only reduce corrosion caused by the action of microorganisms, but also perform oxidation reaction with oxygen in the air, the service life of the device is prolonged, and the economic effect of the device is improved.

Specifically, the material of the aging-resistant layer 6 is a mixture of two materials, i.e., a hindered phenol and a hydrogen donor such as a secondary aromatic amine.

In this embodiment, the aging-resistant layer 6 is formed by mixing two materials of a hydrogen donor such as hindered phenols and secondary aromatic amines, and absorbs active radicals continuously, so that the aging of plastic products is prevented, and the phenomena of softening, hardening or brittleness of the plastic due to aging are reduced.

Specifically, the material of the reinforcing layer 7 is a mixture of plastic polymer resin and reinforcing fiber.

In this embodiment, the reinforcing layer 7 is formed by mixing two materials, namely plastic polymer resin and reinforcing fiber, so that the weight is reduced, the strength is improved, and the device is convenient to use subsequently.

Specifically, the material of the high temperature resistant layer 8 is formed by mixing two materials, namely an inorganic compound and a high molecular polymer.

In this embodiment, the high temperature resistant layer 8 is formed by mixing two materials, i.e., an inorganic compound and a high molecular polymer, so that the performance, strength and application range of the device are improved, and the device is more suitable for being used in the fields of civil buildings, bridges, highways, oceans, hydraulic structures, underground structures and the like.

The utility model discloses a theory of operation and use flow: use anticorrosive coating 4 to make the device application scope wider, use oxidation resisting layer 5 to improve the device's life, the economic benefits of the device has also been improved simultaneously, use ageing-resistant layer 6 to reduce the ageing phenomenon of becoming soft, sclerosis or becoming fragile of plastics, use back up coat 7 to make the device subsequent use of being convenient for, use high temperature resistant layer 8 to make the device more be fit for using in fields such as civil construction, the bridge, the highway, the ocean, hydraulic structure and underground structure, can make the device circle straight tube 1 and peg graft pipe 3 and peg graft in succession easily through connecting pipe 2, convenient follow-up installation is used, reduce workman's work load.

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)

1. The utility model provides an ageing-resistant FRP pipe, includes straight tube (1), its characterized in that: the outer wall of the round straight pipe (1) is provided with an anticorrosive layer (4), the inner wall of the anticorrosive layer (4) is fixedly connected with an antioxidation layer (5), the inner wall of the antioxidation layer (5) is fixedly connected with an ageing-resistant layer (6), the outer wall of the ageing-resistant layer (6) is fixedly connected with the inner wall of the anticorrosive layer (4) through the arranged antioxidation layer (5), the inner wall of the ageing-resistant layer (6) is fixedly connected with a reinforcing layer (7), the outer wall of the reinforcing layer (7) is movably connected with the outer wall of the antioxidation layer (5) through the arranged ageing-resistant layer (6), the inner wall of the reinforcing layer (7) is fixedly connected with a high-temperature-resistant layer (8), and the outer wall of the high-temperature-resistant layer (8) is fixedly connected with the inner wall of the ageing-resistant layer (6) through the arranged reinforcing layer (7);

the through hole is seted up to the inside of circle straight tube (1), the outer wall of circle straight tube (1) is close to left position fixedly connected with connecting pipe (2), the counter sink has been seted up to the inner wall of connecting pipe (2), the outer wall of connecting pipe (2) is close to left position fixedly connected with grafting pipe (3), the centre bore has been seted up to the inner wall of grafting pipe (3).

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