CN214248577U - Composite PE pipe with stretch-proofing effect and difficulty in cracking - Google Patents

Abstract

The utility model discloses a difficult cracked compound PE pipe that takes place with anti-stretching effect, including PE pipe body and the end interface of setting at PE pipe body both ends, end interface overcoat is equipped with the interface wearing layer, the end interface includes the outer protective layer of interface, interface metal mesh layer, the tensile limit fibrous layer of stretching, bond coat and the interface inlayer protective layer, the outer protective layer of interface, interface metal mesh layer, the tensile limit fibrous layer of stretching, bond coat and the interface inlayer protective layer cup joint in proper order, be equipped with body top layer, body stainless steel mesh layer, body fire protection coating, arc enhancement layer, syllable-dividing cavity, glass fiber layer and corrosion resistant coating on the PE pipe body. This compound PE pipe that is difficult for taking place fracture with stretch-proofing effect is provided with body stainless steel mesh layer and can increases the resistance to pressure of PE pipe body, makes PE pipe body be difficult for breaking when receiving external force, and then reduces the phenomenon of leaking of PE pipe body.

Description

Composite PE pipe with stretch-proofing effect and difficulty in cracking

Technical Field

The utility model relates to a PE manages technical field, specifically is a difficult cracked compound PE pipe that takes place with stretch-proofing effect.

Background

PE is the English abbreviation of polyethylene, the application range of a common PE pipe water supply pipeline is lower than 40 ℃, the common PE pipe water supply pipeline cannot be used for a hot water conveying pipeline, the PE pipe is a thermoplastic resin with high crystallinity and non-polarity, the appearance of the original HDPE is milk white, the original HDPE is semitransparent in a micro-thin section to a certain degree, and the PE has the excellent characteristic of resisting most of domestic and industrial chemicals.

The existing composite PE pipe has the advantages that the pipe body needs to be stretched to a certain extent to achieve a better adaptive installation environment in the use process, the PE pipe is poor in stretch-resistant performance, different use environments cannot be well applied, and the pipe body interface is connected with the outside, so that the interface is prone to breaking and water leakage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound PE pipe with anti-stretching effect is difficult for taking place fracture to it has the body to need to produce certain tensile better adaptation installation environment usually in the use to propose current compound PE pipe among the above-mentioned background art to solve, and PE pipe itself often anti-stretching performance is relatively poor, the different service environment of being suitable for that can not be fine, there is the body kneck simultaneously often need be connected with the external world, thereby the kneck changes the problem that takes place to break and leak.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compound PE pipe with difficult emergence fracture of tensile effect, includes PE pipe body and the end interface of setting at PE pipe body both ends, end interface overcoat is equipped with the interface wearing layer, the end interface includes outer protective layer of interface, interface metal mesh layer, stretch-proofing limit fibrous layer, bond coat and interface inlayer protective layer, the outer protective layer of interface, interface metal mesh layer, stretch-proofing limit fibrous layer, bond coat and interface inlayer protective layer cup joint in proper order, be equipped with body top layer, body stainless steel mesh layer, body fire coat, arc enhancement layer, the cavity that gives sound insulation, glass fiber layer and corrosion-resistant coating on the PE pipe body, body top layer, body stainless steel mesh layer, body fire coat, arc enhancement layer, the cavity that gives sound insulation, glass fiber layer and corrosion-resistant coating wrap up in proper order by the outsider and link to each other.

Preferably, the PE pipe body is integrally connected with the end interface, and the end interface is attached to the interface wear-resistant layer.

Preferably, the interface metal mesh layer is tightly attached to the interface outer layer protective layer, and the interface metal mesh layer is attached to the stretch-proof limit fiber layer.

Preferably, the stainless steel mesh layer of the pipe body is tightly attached to the surface layer of the pipe body, and the inner size of the stainless steel mesh layer of the pipe body is matched with the outer size of the surface layer of the pipe body.

Preferably, the arc-shaped reinforcing layer is tightly attached to the fireproof coating of the pipe body, and the thickness of the arc-shaped reinforcing layer is smaller than that of the fireproof coating of the pipe body.

Preferably, the sound insulation cavity, the glass fiber layer and the corrosion-resistant coating are attached to each other in a group from outside to inside.

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

1. the interface wear-resistant layer is arranged, so that the friction on the surface of the interface of the end can be reduced when the interface of the end is connected with an external device, and meanwhile, the handheld interface of the end can be prevented from sliding off when being connected with the outside, the wear resistance of the interface of the end is improved, and the damage is reduced;

2. the connector metal mesh layer is uniformly distributed in the end connector, the pressure resistance of the end connector can be improved by the connector metal mesh layer, and the damage of the end connector caused by external pressure is reduced, so that the performance of the end connector is more stable, the ductility of the end connector can be increased by the stretch-resistant limiting fiber layer when the end connector needs to be expanded to be in contact with an external pipe, the damage of the end connector is reduced, the end connector is not easy to break and is not easy to leak water, the pressure resistance of the PE pipe body can be improved by the stainless steel mesh layer provided with the pipe body, the PE pipe body is not easy to break when being subjected to external force, and the water leakage phenomenon of the PE pipe body is reduced;

3. be provided with the anti stretchability that the arc enhancement layer can increase PE pipe body, PE pipe body is when tensile, and the arc enhancement layer can expand along with pulling force certain degree, and then makes PE pipe body have good anti stretchability, is provided with the noise that the cavity that gives sound insulation can reduce the interior liquid flow of body and produce, and the glass fiber layer can make PE pipe body have certain corrosion resistance and heat resistance.

Drawings

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

fig. 2 is a left-view internal structure schematic diagram of the end socket of the present invention;

fig. 3 is the schematic view of the internal cross-section structure of the PE pipe body of the present invention.

In the figure: 1. a PE pipe body; 2. an end interface; 3. an interface wear layer; 4. an interface outer layer protective layer; 5. an interface metal mesh layer; 6. a stretch resistant fiber-limiting layer; 7. bonding the coating; 8. an interface inner layer protective layer; 9. a pipe body surface layer; 10. a stainless steel mesh layer of the pipe body; 11. a pipe body fireproof coating; 12. an arc-shaped reinforcing layer; 13. a sound-insulating cavity; 14. a glass fiber layer; 15. a corrosion-resistant coating.

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: a composite PE pipe with stretch-proofing effect and uneasy to break comprises a PE pipe body 1 and end interfaces 2 arranged at two ends of the PE pipe body 1, an interface wear-resistant layer 3 is sleeved outside the end interfaces 2, each end interface 2 comprises an interface outer layer protective layer 4, an interface metal mesh layer 5, a stretch-proofing limit fiber layer 6, a bonding coating 7 and an interface inner layer protective layer 8, the interface outer layer protective layer 4, the interface metal mesh layer 5, the stretch-proofing limit fiber layer 6, the bonding coating 7 and the interface inner layer protective layer 8 are sequentially sleeved, a pipe body surface layer 9, a pipe body stainless steel mesh layer 10, a pipe body fireproof coating 11, an arc-shaped reinforcing layer 12, a sound insulation cavity 13, a glass fiber layer 14 and a corrosion-resistant coating 15 are arranged on the PE pipe body 1, the pipe body surface layer 9, the pipe body stainless steel net layer 10, the pipe body fireproof coating 11, the arc-shaped reinforcing layer 12, the sound insulation cavity 13, the glass fiber layer 14 and the corrosion-resistant coating 15 are sequentially wrapped and connected from outside to inside.

The utility model discloses in: the PE pipe body 1 is integrally connected with the end connector 2, and the end connector 2 is attached to the connector wear-resistant layer 3; be provided with interface wearing layer 3 and can reduce the friction on end interface 2 surface when end interface 2 is connected with external device, prevent to slide when simultaneously can making handheld end interface 2 connect the external world and drop, promote end interface 2's wearability, reduce the damage.

The utility model discloses in: the interface metal mesh layer 5 is tightly attached to the interface outer layer protective layer 4, and the interface metal mesh layer 5 is attached to the stretch-proof limit fiber layer 6; be provided with interface metal mesh layer 5 evenly distributed in the inside of end interface 2, interface metal mesh layer 5 can increase end interface 2's crushing resistance, reduce end interface 2 because of the damage that ambient pressure caused, thereby make end interface 2's performance more stable, stretch-proofing limit fibrous layer 6 can be when end interface 2 needs expansion and external pipe contact, increase end interface 2's ductility, reduce end interface 2's damage, make end interface 2 be difficult for breaking, and be difficult for leaking.

The utility model discloses in: the pipe body stainless steel mesh layer 10 is tightly attached to the pipe body surface layer 9, and the inner size of the pipe body stainless steel mesh layer 10 is matched with the outer size of the pipe body surface layer 9; the pipe body stainless steel net layer 10 can increase the pressure resistance of the PE pipe body 1, so that the PE pipe body 1 is not easy to break when being subjected to external force, and the water leakage phenomenon of the PE pipe body 1 is further reduced.

The utility model discloses in: the arc-shaped reinforcing layer 12 is tightly attached to the pipe body fireproof coating 11, and the thickness of the arc-shaped reinforcing layer 12 is smaller than that of the pipe body fireproof coating 11; be provided with arc enhancement layer 12 and can increase the tensile resistance of PE pipe body 1, PE pipe body 1 is when tensile, and arc enhancement layer 12 can expand along with pulling force certain degree, and then makes PE pipe body 1 have good tensile resistance.

The utility model discloses in: the sound insulation cavity 13, the glass fiber layer 14 and the corrosion-resistant coating 15 are attached to each other in a group from outside to inside; the sound-proof cavity 13 can reduce the noise generated by the liquid flowing in the pipe body, and the glass fiber layer 14 can enable the PE pipe body 1 to have certain corrosion resistance and heat resistance.

The working principle of the composite PE pipe with the stretch-resistant effect and difficulty in cracking is as follows: firstly, arranging a corrosion-resistant coating 15 on the innermost layer of a PE pipe body 1 to reduce the corrosion damage of the PE pipe body 1 caused by the flowing substances in the PE pipe body 1, secondly, coating a glass fiber layer 14 on the outer layer of the corrosion-resistant coating 15, arranging a sound-insulating cavity 13 on the outer layer of the glass fiber layer 14, uniformly coating a pipe body fireproof coating 11 on the outer layer of the sound-insulating cavity 13, wrapping an arc-shaped reinforcing layer 12 inside the pipe body fireproof coating 11, then laying a pipe body stainless steel mesh layer 10 outside the pipe body fireproof coating 11, wrapping the outer layer of the pipe body stainless steel mesh layer 10 with a pipe body surface layer 9, then fixedly arranging end connectors 2 at the two ends of the PE pipe body 1, arranging an interface inner layer protective layer 8 on the innermost layer of the end connectors 2, arranging an adhesive coating 7 on the outer side of the interface inner layer protective layer 8, arranging an anti-tensile fiber layer 6 on the outer layer of the adhesive coating 7, and simultaneously wrapping an interface metal mesh layer 5 on the outer layer of the anti-tensile fiber layer 6, and finally, an interface outer layer protective layer 4 is arranged on the outer layer of the interface metal mesh layer 5, and the interface wear-resistant layer 3 is wrapped on the surface of the interface outer layer protective layer 4.

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 (6)

1. The utility model provides a compound PE pipe with tensile effect is difficult for taking place fracture, includes PE pipe body (1) and sets up end interface (2) at PE pipe body (1) both ends, its characterized in that: the outer end connector (2) is sleeved with an interface wear-resistant layer (3), the end connector (2) comprises an outer interface protective layer (4), an interface metal mesh layer (5), a stretch-resistant limited fiber layer (6), a bonding coating (7) and an inner interface protective layer (8), the outer interface protective layer (4), the interface metal mesh layer (5), the stretch-resistant limited fiber layer (6), the bonding coating (7) and the inner interface protective layer (8) are sequentially sleeved, a PE pipe body (1) is provided with a pipe body surface layer (9), a pipe body stainless steel mesh layer (10), a pipe body fireproof coating (11), an arc-shaped reinforcing layer (12), a sound insulation cavity (13), a glass fiber layer (14) and an anti-corrosion coating (15), and the pipe body surface layer (9), the pipe body stainless steel mesh layer (10), the pipe body fireproof coating (11), the arc-shaped reinforcing layer (12), The sound insulation cavity (13), the glass fiber layer (14) and the corrosion-resistant coating (15) are sequentially wrapped and connected from outside to inside.

2. The composite PE pipe with stretch-resistant effect and low probability of breakage according to claim 1, wherein: the PE pipe body (1) is integrally connected with the end connector (2), and the end connector (2) is attached to the connector wear-resistant layer (3).

3. The composite PE pipe with stretch-resistant effect and low probability of breakage according to claim 1, wherein: the interface metal mesh layer (5) is tightly attached to the interface outer layer protective layer (4), and the interface metal mesh layer (5) is attached to the stretch-proof limit fiber layer (6).

4. The composite PE pipe with stretch-resistant effect and low probability of breakage according to claim 1, wherein: the pipe body stainless steel mesh layer (10) is tightly attached to the pipe body surface layer (9), and the inner size of the pipe body stainless steel mesh layer (10) is matched with the outer size of the pipe body surface layer (9).

5. The composite PE pipe with stretch-resistant effect and low probability of breakage according to claim 1, wherein: the arc-shaped reinforcing layer (12) is tightly attached to the pipe body fireproof coating (11), and the thickness of the arc-shaped reinforcing layer (12) is smaller than that of the pipe body fireproof coating (11).

6. The composite PE pipe with stretch-resistant effect and low probability of breakage according to claim 1, wherein: the sound insulation cavity (13), the glass fiber layer (14) and the corrosion-resistant coating (15) are attached to each other in a group from outside to inside.

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