CN215635752U - High wear-resisting PE pipe for gas - Google Patents
High wear-resisting PE pipe for gas Download PDFInfo
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- CN215635752U CN215635752U CN202121424788.0U CN202121424788U CN215635752U CN 215635752 U CN215635752 U CN 215635752U CN 202121424788 U CN202121424788 U CN 202121424788U CN 215635752 U CN215635752 U CN 215635752U
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Abstract
The utility model relates to the technical field of PE pipes, in particular to a high-wear-resistance PE pipe for fuel gas, which comprises a pipe body, wherein a flame-retardant layer is fixedly connected to the outer surface of the pipe body, a reinforcing layer is fixedly connected to the outer surface of the flame-retardant layer, a toughness net is fixedly connected to the inside of the reinforcing layer, a wear-resistant layer is fixedly connected to the outer surface of the reinforcing layer, and a wear-resistant bulge is fixedly connected to the outer surface of the wear-resistant layer. The utility model has the advantages that: the wear-resistant layer is matched with the wear-resistant protrusions to improve the overall wear-resistant performance of the pipeline, meanwhile, the coating is coated on the outer surfaces of the wear-resistant layer and the wear-resistant protrusions, when the pipeline is damaged by being bitten by a mouse, the wear-resistant protrusions are damaged firstly, the wear-resistant layer and the reinforcing layer are not influenced, and the pipeline is further protected; the coating is the pearlite coating, and fire-retardant fire behavior is good, carries out fire prevention fire-retardant to the pipeline simultaneously from inside and outside two places of pipeline like this, has further improved the fire prevention fire behavior of pipeline, makes the pipeline more be applicable to the transport of gas.
Description
Technical Field
The utility model relates to the technical field of PE pipes, in particular to a high-wear-resistance PE pipe for fuel gas.
Background
The development of the strength of PE pipes is the most remarkable. PE pipe's application is extensive. The water supply pipe and the gas pipe are two largest application markets. The PE resin is polymerized from monomer ethylene, and can obtain resins of different densities due to different polymerization conditions such as pressure and temperature during polymerization, and is classified into high density polyethylene, medium density polyethylene and low density polyethylene. When processing different types of PE pipes, different resin grades are selected according to different application conditions, and requirements on an extruder and a die are different. The pipeline for conveying the gas and the natural gas in the prior art generally comprises an inner layer and a pressure bearing layer arranged outside the inner layer, the pipeline is simple in structure, easy to damage in use and poor in wear resistance, such as easy to be bitten by mice or other animals, and the existing PE pipe has defects in fireproof and flame retardant performance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a high-wear-resistance PE pipe for fuel gas.
The purpose of the utility model is realized by the following technical scheme: a high-wear-resistance PE pipe for fuel gas comprises a pipe body, wherein a flame-retardant layer is fixedly connected to the outer surface of the pipe body, a reinforcing layer is fixedly connected to the outer surface of the flame-retardant layer, a toughness net is fixedly connected to the inside of the reinforcing layer, and a wear-resistant layer is fixedly connected to the outer surface of the reinforcing layer;
the outer surface of the wear-resistant layer is fixedly connected with a wear-resistant bulge, and the outer surface of the wear-resistant layer is fixedly connected with a coating.
Optionally, the pipe body is made of PE, and the thickness of the flame-retardant layer is smaller than that of the pipe body.
Optionally, the material on fire-retardant layer is brominated polystyrene, the thickness on enhancement layer is greater than the thickness on fire-retardant layer, and the enhancement layer is located the inside middle part of whole pipeline to toughness and intensity, resistance to compression, anti deformation of pipeline have been strengthened through the toughness net of polypropylene fiber material, and the holistic intensity of pipeline has further been improved to the cooperation wearing layer, and the wearing layer cooperation is wear-resisting protruding to have improved the holistic wear resistance of pipeline.
Optionally, the pipe body, the flame retardant layer, the reinforcing layer and the wear-resistant layer are connected through an adhesive.
Optionally, the tough mesh is circumferentially laid inside the reinforcing layer, and the tough mesh is made of polypropylene fibers.
Optionally, the thickness of the wear-resistant layer is smaller than that of the reinforcing layer, and the thickness of the wear-resistant layer is larger than that of the coating.
Optionally, the wear-resisting protrusion extends to the inside of the wear-resisting layer, when the pipeline is damaged by gnawing of a mouse, the wear-resisting protrusion is damaged firstly, the wear-resisting layer and the reinforcing layer are not affected, the pipeline is further protected, the pipeline is enabled to be high in wear resistance and high in pest and mouse biting resistance, and the coating is a perlite coating.
The utility model has the following advantages:
1. this PE pipe for high wear-resisting gas, the surface fixed connection of body has fire-retardant layer, its characterized in that: the outer surface of the flame-retardant layer is fixedly connected with a reinforcing layer, the inner part of the reinforcing layer is fixedly connected with a toughness net, the outer surface of the reinforcing layer is fixedly connected with a wear-resistant layer, the outer surface of the wear-resistant layer is fixedly connected with a coating, the toughness net is circumferentially laid in the reinforcing layer, the toughness net is made of polypropylene fibers, the reinforcing layer is positioned in the middle of the inner part of the whole pipeline, the toughness and the strength of the whole pipeline are enhanced through the toughness net made of polypropylene fibers, the pipeline is resistant to compression and deformation, the strength of the whole pipeline is further improved by matching with the wear-resistant layer, the wear-resistant performance of the whole pipeline is improved by matching with the wear-resistant layer, meanwhile, the coating is coated on the outer surfaces of the wear-resistant layer and the wear-resistant protrusion, when a mouse bites the pipeline, the wear-resistant protrusion is firstly damaged, the wear-resistant protrusion is not influenced on the wear-resistant layer and the reinforcing layer, and the pipeline is further protected, so that the pipeline has strong abrasion resistance and insect and rat bite resistance.
2. This PE pipe for high wear-resisting gas, the surface fixed connection of body has fire-retardant layer, its characterized in that: the outer fixed surface on fire-retardant layer is connected with the enhancement layer, the inside fixedly connected with toughness net of enhancement layer, the outer fixed surface of enhancement layer is connected with the wearing layer, the outer fixed surface of wearing layer is connected with wear-resisting protruding, the outer fixed surface of wearing layer is connected with the coating, the body has adopted the PE material, and cooperate the fire-retardant layer of body surface, better improvement the holistic fire prevention effect of pipeline, and simultaneously, scribble the coating on the outermost surface of pipeline, the coating is the pearlite coating, fire-retardant fire behavior is good, it is fire-retardant to prevent fires the pipeline simultaneously from the inside and outside two of pipeline like this, the fire-retardant behavior of the fire prevention of pipeline has further been improved, make the pipeline more be applicable to the transport of gas.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional structure of the present invention.
In the figure: 1-pipe body, 2-flame retardant layer, 3-reinforcing layer, 4-toughness net, 5-wear-resistant layer, 6-wear-resistant bulge and 7-coating.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.
As shown in fig. 1-2, a high wear-resistant PE pipe for fuel gas comprises a pipe body 1, a flame retardant layer 2 fixedly connected to the outer surface of the pipe body 1, a reinforcing layer 3 fixedly connected to the outer surface of the flame retardant layer 2, a flexible net 4 fixedly connected to the inside of the reinforcing layer 3, and a wear-resistant layer 5 fixedly connected to the outer surface of the reinforcing layer 3;
the outer surface of the wear-resistant layer 5 is fixedly connected with a wear-resistant bulge 6, and the outer surface of the wear-resistant layer 5 is fixedly connected with a coating 7.
As a preferred technical scheme of the utility model: the pipe body 1 is made of PE, the thickness of the flame-retardant layer 2 is smaller than that of the pipe body 1, the flame-retardant layer 2 is made of brominated polystyrene, and the pipe is subjected to fire prevention and flame retardance from the inner part and the outer part of the pipe at the same time, so that the fire prevention and flame retardance of the pipe are further improved, and the pipe is more suitable for conveying fuel gas;
the thickness of the reinforcing layer 3 is larger than that of the flame-retardant layer 2, the pipe body 1, the flame-retardant layer 2, the reinforcing layer 3 and the wear-resistant layer 5 are connected through an adhesive, the circumference of the tough net 4 is laid inside the reinforcing layer 3, the tough net 4 is made of polypropylene fibers, the thickness of the wear-resistant layer 5 is smaller than that of the reinforcing layer 3, the thickness of the wear-resistant layer 5 is larger than that of the coating 7, the reinforcing layer 3 is located in the middle of the inside of the whole pipeline, the toughness and the strength of the whole pipeline are enhanced through the tough net made of polypropylene fibers, the pressure resistance and the deformation resistance are achieved, the strength of the whole pipeline is further improved by matching with the wear-resistant layer 5, and the wear resistance of the whole pipeline is improved by matching with the wear-resistant protrusions 6 of the wear-resistant layer 5;
the wear-resistant protrusions 6 extend into the wear-resistant layer 5, when the pipeline is damaged by being bitten by a mouse, the wear-resistant protrusions 6 are damaged firstly, the wear-resistant layer 5 and the reinforcing layer 3 are not influenced, the pipeline is further protected, and the pipeline has high wear resistance and high capacity of resisting the bite of the mouse;
the coating 7 is a perlite coating, and has better fireproof and flame-retardant effects.
The working process of the utility model is as follows:
s1, the pipe body 1 is made of PE, the outer surface of the pipe body 1 is fixedly connected with a flame-retardant layer 2 through an adhesive, the outer surface of the flame-retardant layer 2 is fixedly connected with a reinforcing layer 3 through the adhesive, the outer surface of the reinforcing layer 3 is fixedly connected with a wear-resistant layer 5 through the adhesive, and the outer surface of the wear-resistant layer 5 is coated with a coating 7;
s2, a polypropylene fiber-made flexible net 4 is laid on the inner circumference of the reinforcing layer 3, so that the pipeline strength is improved, and the pipeline is resistant to compression and deformation;
s3, wear-resistant protrusions 6 are fixedly connected to the wear-resistant layer 5, so that the effects of wear resistance and insect and rat bite resistance are achieved, and the coating 7 is a perlite coating and has a good fireproof and flame-retardant effect.
To sum up, this PE pipe for high wear-resisting gas, during the use, the surface fixed connection of body 1 has fire-retardant layer 2, its characterized in that: the outer surface of the flame-retardant layer 2 is fixedly connected with a reinforcing layer 3, the inside of the reinforcing layer 3 is fixedly connected with a toughness net 4, the outer surface of the reinforcing layer 3 is fixedly connected with a wear-resistant layer 5, the outer surface of the wear-resistant layer 5 is fixedly connected with a wear-resistant bulge 6, the outer surface of the wear-resistant layer 5 is fixedly connected with a coating 7, the toughness net 4 is circumferentially laid inside the reinforcing layer 3, the toughness net 4 is made of polypropylene fibers, the reinforcing layer 3 is positioned in the middle of the inside of the whole pipeline, the toughness and the strength of the whole pipeline are enhanced through the toughness net made of polypropylene fibers, the pressure resistance and the deformation resistance are realized, the strength of the whole pipeline is further improved by matching with the wear-resistant layer 5, the wear-resistant bulge 6 is improved by matching with the wear-resistant bulge 6, meanwhile, the coating 7 is coated on the outer surfaces of the wear-resistant layer 5 and the wear-resistant bulge 6, when the pipeline is damaged by being bitten by mice, the wear-resistant bulge 6 is damaged firstly, the wear-resistant layer 5 and the reinforcing layer 3 are not influenced, the pipeline is further protected, and the pipeline has stronger wear resistance and insect and rat bite resistance; the outer fixed surface of body 1 is connected with fire-retardant layer 2, its characterized in that: outer fixed surface of fire-retardant layer 2 is connected with enhancement layer 3, the inside fixed connection of enhancement layer 3 has toughness net 4, the outer fixed surface of enhancement layer 3 is connected with wearing layer 5, the outer fixed surface of wearing layer 5 is connected with wear-resisting arch 6, the outer fixed surface of wearing layer 5 is connected with 7, body 1 has adopted the PE material, and cooperate the fire-retardant layer 2 of 1 surface of body, the better holistic fire-retardant fire prevention effect of pipeline that has improved, and simultaneously, scribble coating 7 at the outermost surface of pipeline, coating 7 is the pearlite coating, fire-retardant fire behavior is good, it is fire-retardant from the inside and outside two places of pipeline simultaneously to prevent fires like this, the fire-retardant behavior of pipeline has further been improved, make the pipeline more be applicable to the transport of gas.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a high wear-resisting PE pipe for gas, includes body (1), the fixed surface of body (1) is connected with fire-retardant layer (2), its characterized in that: the outer surface of the flame-retardant layer (2) is fixedly connected with a reinforcing layer (3), the interior of the reinforcing layer (3) is fixedly connected with a flexible net (4), and the outer surface of the reinforcing layer (3) is fixedly connected with a wear-resistant layer (5);
the outer surface of the wear-resistant layer (5) is fixedly connected with a wear-resistant bulge (6), and the outer surface of the wear-resistant layer (5) is fixedly connected with a coating (7).
2. The PE pipe for high abrasion resistance gas as claimed in claim 1, wherein: the pipe body (1) is made of PE materials, and the thickness of the flame-retardant layer (2) is smaller than that of the pipe body (1).
3. The PE pipe for high abrasion resistance gas as claimed in claim 1, wherein: the material of fire-retardant layer (2) is brominated polystyrene, the thickness of enhancement layer (3) is greater than the thickness of fire-retardant layer (2).
4. The PE pipe for high abrasion resistance gas as claimed in claim 1, wherein: the pipe body (1), the flame-retardant layer (2), the reinforcing layer (3) and the wear-resistant layer (5) are connected through an adhesive.
5. The PE pipe for high abrasion resistance gas as claimed in claim 1, wherein: the tough net (4) is circumferentially laid inside the reinforcing layer (3), and the tough net (4) is made of polypropylene fibers.
6. The PE pipe for high abrasion resistance gas as claimed in claim 1, wherein: the thickness of the wear-resistant layer (5) is smaller than that of the reinforcing layer (3), and the thickness of the wear-resistant layer (5) is larger than that of the coating (7).
7. The PE pipe for high abrasion resistance gas as claimed in claim 1, wherein: wear-resisting arch (6) extend to the inside of wearing layer (5), coating (7) are the pearlite coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121424788.0U CN215635752U (en) | 2021-06-25 | 2021-06-25 | High wear-resisting PE pipe for gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121424788.0U CN215635752U (en) | 2021-06-25 | 2021-06-25 | High wear-resisting PE pipe for gas |
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| CN215635752U true CN215635752U (en) | 2022-01-25 |
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| CN202121424788.0U Active CN215635752U (en) | 2021-06-25 | 2021-06-25 | High wear-resisting PE pipe for gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116006786A (en) * | 2023-03-25 | 2023-04-25 | 承德石油高等专科学校 | Petroleum pipeline leakage-proof protection device |
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2021
- 2021-06-25 CN CN202121424788.0U patent/CN215635752U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116006786A (en) * | 2023-03-25 | 2023-04-25 | 承德石油高等专科学校 | Petroleum pipeline leakage-proof protection device |
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