CN211083138U

CN211083138U - Large-diameter anti-cracking PE plastic pipe

Info

Publication number: CN211083138U
Application number: CN201921899778.5U
Authority: CN
Inventors: 王菊
Original assignee: Guangxi Qilida New Material Environmental Protection Technology Co ltd
Current assignee: Guangxi Qilida New Material Environmental Protection Technology Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-07-24
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a large-caliber anti-cracking PE plastic pipe, which comprises a PE plastic pipe body and a filling layer, wherein an outward convex reinforcing rib can prevent the PE plastic pipe from cracking caused by the stretching of external force when the PE plastic pipe is used, the tensile property and the firmness of the PE plastic pipe are enhanced, the anti-cracking layer adopts a component made of ethylene-vinyl acetate copolymer and PE mixed material, the toughening layer is filled with POE toughening agent, the anti-cracking property of the PE plastic pipe is increased, the toughness of the PE plastic pipe is improved, the practicability is very high, the use functionality of the PE plastic pipe is greatly improved, the temperature-resistant anticorrosive layer adopts a component made of ceramic composite material, the high temperature resistance and the corrosion resistance of the PE plastic pipe are increased, the heat insulation performance is greatly improved by additionally arranging a heat insulation layer, the impact force of liquid in the PE plastic pipe to the inside of the pipe can be reduced by arranging a damping layer, the buffering effect is improved, the wear-resistant layer improves the wear resistance of the PE plastic pipe, and the service life of the PE plastic pipe is prolonged.

Description

Large-diameter anti-cracking PE plastic pipe

Technical Field

The utility model relates to a plastic tubing technical field specifically is a heavy-calibre crack control type PE plastic tubing.

Background

The plastic pipeline in China develops rapidly and the quality is improved continuously. Plastic pipe industries mainly including polyvinyl chloride (PVC-U) pipes, Polyethylene (PE) pipes, and polypropylene (PP-R) pipes have been primarily formed. Among them, Polyethylene (PE) pipes are widely used in building water supply, building drainage, buried drainage pipes, building heating, gas distribution, gas transmission pipes, electrical and telecommunication protective sleeves, industrial pipes, agricultural pipes, etc. due to their unique advantages. It is mainly applied to urban water supply, urban gas supply and farmland irrigation.

Traditional PE plastic tubing is easily influenced by chemical substance and is ageing in long-time use, and mechanical strength is low, warp easily under the condition with the help of external force, and in long-time use, the PE plastic tubing is easy to crack, has not only wasted a large amount of manpower and materials, has caused the waste of resource moreover.

Aiming at the problems, in order to increase the anti-cracking performance of the PE plastic pipe and improve the toughness of the PE plastic pipe, the large-caliber anti-cracking PE plastic pipe is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heavy-calibre crack control type PE plastic tubing has increased the crack control nature of PE plastic tubing, has improved the toughness of PE plastic tubing to the problem that PE plastic tubing easily splits among the prior art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a large-diameter anti-cracking PE plastic pipe comprises a PE plastic pipe body and a filling layer, wherein a convex reinforcing rib is arranged on the outer wall of the PE plastic pipe body; the filling layer consists of a PE outer layer and a PE inner layer, and the PE inner layer is arranged on the inner side of the PE outer layer; the PE outer layer consists of a wear-resistant layer, an anti-cracking layer, a toughening layer and a heat-insulating layer, the anti-cracking layer is arranged on the inner side of the wear-resistant layer, the toughening layer is arranged on the inner side of the anti-cracking layer, and the heat-insulating layer is arranged on the inner side of the toughening layer; the PE inner layer consists of a temperature-resistant anticorrosive layer, a shock absorption layer and a heat insulation coating layer, the shock absorption layer is arranged on the inner side of the heat insulation coating layer, and the temperature-resistant anticorrosive layer is arranged on the inner side of the shock absorption layer; the inner chamber of buffer layer sets up damping device, and damping device is by fixed block, first connecting rod, rotation axis, second connecting rod and damping spring, and the one end of first connecting rod and second connecting rod all is connected with the rotation axis, and the other end of first connecting rod and second connecting rod all is connected with the fixed block, and damping spring's both ends all are connected with the fixed block.

Preferably, the heat insulating coating layer is arranged on the inner side of the heat insulating layer.

Preferably, the anti-cracking layer is a member made of a mixed material of ethylene-vinyl acetate copolymer and PE.

Preferably, the toughening layer is filled with a POE toughening agent.

Preferably, the temperature-resistant anticorrosive layer is a member made of a ceramic composite material.

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

1. this heavy-calibre crack control type PE plastic tubing, evagination strengthening rib can prevent that the PE plastic tubing from receiving the tensile of external force and leading to the PE plastic tubing fracture at the in-process that uses, has strengthened the pull resistance and the tightness of PE plastic tubing.

2. The large-caliber anti-cracking PE plastic pipe has the advantages that the anti-cracking layer is a component made of an ethylene-vinyl acetate copolymer and PE mixed material, the ethylene-vinyl acetate copolymer has good buffering, anti-seismic, heat insulation, moisture resistance, chemical corrosion resistance, stress cracking resistance and impact resistance, is non-toxic and does not absorb water, the toughening layer is filled with the POE toughening agent, the POE molecular structure is similar to Ethylene Propylene Diene Monomer (EPDM), so that POE also has excellent performances of aging resistance, ozone resistance, chemical medium resistance and the like, the heat resistance temperature of the material is improved by crosslinking POE, the permanent deformation is reduced, the main mechanical properties such as tensile strength, tearing strength and the like are improved to a great extent, the anti-cracking performance of the PE plastic pipe is improved, the toughness of the PE plastic pipe is improved, the practicability is high, and the use functionality of the PE plastic pipe is greatly improved, the use effect and the use benefit of the utility model are ensured.

3. This heavy-calibre crack control type PE plastic tubing, the component that a ceramic composite material made is adopted to the temperature resistant anticorrosive coating, ceramic composite material has high temperature resistant, high strength and rigidity, relative light in weight, excellent properties such as anticorrosive, the high temperature resistant and the corrosion resistance of PE plastic tubing have been increased, through addding the heat preservation, thermal insulation performance has been improved greatly, the shock-absorbing layer set up can reduce the interior impact force of liquid to the pipeline of PE plastic tubing, increase cushioning effect, the wearing layer has improved PE plastic tubing wearability, the life of PE plastic tubing has been increased.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is an internal structural view of the present invention;

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is a structural view of the damping device of the present invention.

In the figure: 1. a PE plastic pipe body; 11. a convex reinforcing rib; 21. a PE outer layer; 211. a wear layer; 212. an anti-cracking layer; 213. a toughening layer; 214. a heat-insulating layer; 22. a PE inner layer; 221. a temperature-resistant anticorrosive layer; 222. a shock-absorbing layer; 223. a heat insulating coating layer; 224. a damping device; 2241. a fixed block; 2242. a first link; 2243. a rotating shaft; 2244. a second link; 2245. a shock absorbing spring.

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. 1-4, a large-diameter anti-cracking PE plastic pipe comprises a PE plastic pipe body 1 and a filling layer 2, wherein an outward-protruding reinforcing rib 11 is arranged on the outer wall of the PE plastic pipe body 1, the outward-protruding reinforcing rib 11 can prevent the PE plastic pipe from cracking due to external force stretching in the using process, so as to enhance the tensile strength and the firmness of the PE plastic pipe, the filling layer 2 comprises an outer PE layer 21 and an inner PE layer 22, the inner PE layer 22 is arranged on the inner side of the outer PE layer 21, the outer PE layer 21 comprises a wear-resistant layer 211, an anti-cracking layer 212, a toughening layer 213 and a heat-insulating layer 214, the wear-resistant layer 211 improves the wear resistance of the PE plastic pipe, so as to prolong the service life of the PE plastic pipe, the anti-cracking layer 212 is arranged on the inner side of the wear-resistant layer 211, the anti-cracking layer 212 is a member made of a mixture of ethylene-vinyl acetate copolymer and PE, toughening layer 213 is filled with POE toughening agent, the toughness of the PE plastic pipe is improved, heat preservation layer 214 is arranged on the inner side of toughening layer 213, PE inner layer 22 is composed of temperature-resistant anticorrosive layer 221, shock-absorbing layer 222 and heat-insulating coating layer 223, heat-insulating coating layer 223 is arranged on the inner side of heat preservation layer 214, shock-absorbing layer 222 is arranged on the inner side of heat-insulating coating layer 223, shock-absorbing layer 222 can reduce the impact force of liquid in the PE plastic pipe on the inside of the pipe and increase the buffering effect, temperature-resistant anticorrosive layer 221 is arranged on the inner side of shock-absorbing layer 222, temperature-resistant anticorrosive layer 221 is a member made of ceramic composite material, the high temperature resistance and corrosion resistance of the PE plastic pipe are increased, shock-absorbing device 224 is arranged in the inner cavity of shock-absorbing layer 222, shock-absorbing device 224 is composed of fixing block 2241, first connecting rod 2242, rotating shaft 2243, second connecting rod 2244 and shock-absorbing spring 2245, one end of, the other end of first connecting rod 2242 and second connecting rod 2244 all is connected with fixed block 2241, and damping spring 2245's both ends all are connected with fixed block 2241.

In summary, the following steps: the large-caliber anti-cracking PE plastic pipe comprises a PE plastic pipe body 1 and a filling layer 2, wherein an outward-protruding reinforcing rib 11 is arranged on the outer wall of the PE plastic pipe body 1, the outward-protruding reinforcing rib 11 can prevent the PE plastic pipe from being cracked due to the fact that the PE plastic pipe is stretched by external force in the using process, the tensile strength and the firmness of the PE plastic pipe are enhanced, an anti-cracking layer 212 is a member made of an ethylene-vinyl acetate copolymer and PE mixed material, the ethylene-vinyl acetate copolymer has good buffering, shock resistance, heat insulation, moisture resistance, chemical corrosion resistance, stress cracking resistance and impact resistance, and is non-toxic and non-absorbent, a toughening layer 213 is filled with a POE toughening agent, the POE molecular structure is similar to Ethylene Propylene Diene Monomer (EPDM), so the POE also has excellent performances of aging resistance, ozone resistance, chemical medium resistance and the like, and the heat resistance temperature of the material is improved by, permanent deformation is reduced, the tensile strength, the tearing strength and other main mechanical properties are improved to a great extent, the anti-cracking performance of the PE plastic pipe is increased, the toughness of the PE plastic pipe is improved, high practicability is achieved, the use functionality of the PE plastic pipe is greatly improved, the use effect and the use benefit of the PE plastic pipe are guaranteed, the temperature-resistant anticorrosive layer 221 is a component made of a ceramic composite material, the ceramic composite material has excellent performances of high temperature resistance, high strength and rigidity, light relative weight, corrosion resistance and the like, the high temperature resistance and the corrosion resistance of the PE plastic pipe are increased, the heat insulation performance is greatly improved by additionally arranging the heat insulation layer 214, the shock absorption layer 222 can reduce the impact force of liquid in the PE plastic pipe on the interior of the pipe, the buffering effect is increased, the wear resistance layer 211 improves the wear resistance of the PE plastic pipe, and the service life of the PE plastic.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a heavy-calibre crack control type PE plastic tubing, includes PE plastic pipe body (1) and filling layer (2), its characterized in that: the outer wall of the PE plastic pipe body (1) is provided with a convex reinforcing rib (11); the filling layer (2) consists of a PE outer layer (21) and a PE inner layer (22), and the PE inner layer (22) is arranged on the inner side of the PE outer layer (21); the PE outer layer (21) consists of a wear-resistant layer (211), an anti-cracking layer (212), a toughening layer (213) and a heat-insulating layer (214), the anti-cracking layer (212) is arranged on the inner side of the wear-resistant layer (211), the toughening layer (213) is arranged on the inner side of the anti-cracking layer (212), and the heat-insulating layer (214) is arranged on the inner side of the toughening layer (213); the PE inner layer (22) is composed of a temperature-resistant anticorrosive layer (221), a shock absorption layer (222) and a heat insulation coating layer (223), the shock absorption layer (222) is arranged on the inner side of the heat insulation coating layer (223), and the temperature-resistant anticorrosive layer (221) is arranged on the inner side of the shock absorption layer (222); the inner chamber of buffer layer (222) sets up damping device (224), damping device (224) by fixed block (2241), first connecting rod (2242), rotation axis (2243), second connecting rod (2244) and damping spring (2245), the one end of first connecting rod (2242) and second connecting rod (2244) all is connected with rotation axis (2243), the other end of first connecting rod (2242) and second connecting rod (2244) all is connected with fixed block (2241), damping spring (2245)'s both ends all are connected with fixed block (2241).

2. The large-caliber anti-cracking PE plastic pipe as claimed in claim 1, wherein: the heat insulating coating layer (223) is arranged on the inner side of the heat insulating layer (214).

3. The large-caliber anti-cracking PE plastic pipe as claimed in claim 1, wherein: the anti-cracking layer (212) is a component made of a mixed material of ethylene-vinyl acetate copolymer and PE.

4. The large-caliber anti-cracking PE plastic pipe as claimed in claim 1, wherein: the toughening layer (213) is filled with a POE toughening agent.

5. The large-caliber anti-cracking PE plastic pipe as claimed in claim 1, wherein: the temperature-resistant anticorrosive layer (221) is a component made of a ceramic composite material.