CN220118836U

CN220118836U - High-strength corrosion-resistant PE water supply pipe

Info

Publication number: CN220118836U
Application number: CN202321547825.6U
Authority: CN
Inventors: 高根成; 万俊辉; 刘栓
Original assignee: Yuzhou Kangzhongxiang New Material Technology Co ltd
Current assignee: Yuzhou Kangzhongxiang New Material Technology Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-01
Anticipated expiration: 2033-06-16

Abstract

The utility model provides a high-strength corrosion-resistant PE water supply pipe, which comprises a first PE pipe, wherein a metal net is arranged in the first PE pipe, a first flange and a second flange are respectively arranged at the left end and the right end of the first PE pipe, an annular inserting plate is arranged on the first flange, an annular inserting groove corresponding to the annular inserting plate is arranged on the second flange, a plurality of threaded through holes are formed in the annular inserting plate, and a plurality of butterfly bolts aiming at the threaded through holes are screwed at the positions of the second flange corresponding to the annular inserting groove; a second PE pipe is arranged between the first flange and the second flange, the second PE pipe is positioned at the periphery of the first PE pipe, and a plurality of supporting plates are arranged between the first PE pipe and the second PE pipe; an inner anti-corrosion layer is arranged on the inner side of the first PE pipe; the outer side of the second PE pipe is sequentially provided with an outer side anti-corrosion layer and an abrasion-resistant layer from inside to outside. The structural design of the high-strength corrosion-resistant PE water supply pipe provided by the utility model not only can ensure the structural strength of the PE water supply pipe and ensure the service life of the PE water supply pipe, but also is convenient for disassembling and assembling the PE water supply pipes.

Description

High-strength corrosion-resistant PE water supply pipe

Technical Field

The utility model belongs to the technical field of PE water supply pipes, and particularly relates to a high-strength corrosion-resistant PE water supply pipe.

Background

Along with the continuous increase of the national investment for infrastructure, the construction of water supply pipelines is also continuously accelerated, the variety and specification of the pipes are continuously enriched, and the yield is continuously increased. In recent years, polyethylene pipes (PE pipes) have been rapidly developed in China, and their market share is beginning to lead other plastic water pipe materials due to their excellent properties. The PE pipe has the advantages of long service life, good corrosion resistance, convenient construction, excellent flexibility, good scratch resistance and the like.

However, the conventional PE water supply pipe has the following problems in use: 1. the pipeline has poor structural strength, and particularly in a colder environment, the PE water supply pipe is easy to burst due to solidification of internal liquid or self-cause of the PE water supply pipe, so that the PE water supply pipe cannot be normally used; 2. the PE water supply pipe surface is often corroded due to contact with corrosive substances, so that the service life of the PE water supply pipe is greatly reduced; 3. the bending resistance is lower, and the bending deformation is easy to occur in a horizontal suspended installation state.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides a high-strength corrosion-resistant PE water supply pipe, which comprises the following specific scheme:

the high-strength corrosion-resistant PE water supply pipe comprises a first PE pipe, wherein a metal net is arranged in the first PE pipe, a first flange and a second flange are respectively arranged at the left end and the right end of the first PE pipe, an annular inserting plate is arranged on the first flange, an annular inserting groove corresponding to the annular inserting plate is arranged on the second flange, a plurality of threaded through holes are formed in the annular inserting plate, and a plurality of butterfly bolts aiming at the threaded through holes are screwed at the positions of the second flange corresponding to the annular inserting groove; a second PE pipe is arranged between the first flange and the second flange, the second PE pipe is positioned at the periphery of the first PE pipe, and a plurality of supporting plates are arranged between the first PE pipe and the second PE pipe; an inner anti-corrosion layer is arranged on the inner side of the first PE pipe; and an outer anti-corrosion layer and an abrasion-resistant layer are sequentially arranged on the outer side of the second PE pipe from inside to outside.

Based on the above, the first flange is provided with a plurality of positioning rods, and the second flange is provided with a plurality of positioning holes corresponding to the positioning rods respectively.

Based on the above, the two side walls of the annular slot are provided with rubber sealing rings for the annular plugboard.

Compared with the prior art, the utility model has substantial characteristics and progress, and particularly has the following advantages:

1. according to the high-strength corrosion-resistant PE water supply pipe provided by the utility model, the metal net is arranged in the first PE pipe, and the structural design can effectively enhance the cracking strength of the PE water supply pipe; the second PE pipe is arranged between the first flange and the second flange and positioned at the periphery of the first PE pipe, and a plurality of support plates are arranged between the first PE pipe and the second PE pipe; in addition, the structural design of the inner anti-corrosion layer and the outer anti-corrosion layer can effectively prevent the PE water supply pipe from being corroded by corrosive substances; in conclusion, the PE water supply pipe provided by the utility model can comprehensively ensure the service life of the PE water supply pipe from the aspects of structural strength and corrosion resistance.

2. According to the flange I, the annular inserting plate is arranged on the flange II, the annular inserting plate is provided with the annular inserting grooves corresponding to the annular inserting plate, the annular inserting plate is provided with a plurality of threaded through holes, and the flange II is correspondingly in threaded connection with a plurality of butterfly bolts aiming at the threaded through holes; the structural design is convenient for sealing and connecting PE water supply pipes.

Drawings

Fig. 1 is a schematic view of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the structure at a in fig. 1.

Fig. 3 is a schematic diagram of the structure at B in fig. 1.

Fig. 4 is a sectional view taken along the direction 0-0 in fig. 1.

Fig. 5 is a front view of the present utility model.

In the figure: 1. a first PE tube; 1-1, a metal net; 2. a first flange; 3. a second flange; 4. an annular plugboard; 5. an annular slot; 6. butterfly bolts; 7. a positioning rod; 8. positioning holes; 9. a support plate; 10. a second PE tube; 11. an outer anti-corrosion layer; 12. a wear-resistant layer; 13. an inner anti-corrosion layer; 14. a rubber ring.

Detailed Description

The technical scheme of the utility model is further described in detail through the following specific embodiments.

Examples

As shown in fig. 1-5, the utility model provides a high-strength corrosion-resistant PE water supply pipe, which comprises a first PE pipe 1, wherein a metal net 1-1 is arranged in the first PE pipe 1, a first flange 2 and a second flange 3 are respectively arranged at the left end and the right end of the first PE pipe 1, an annular inserting plate 4 is arranged on the first flange 2, an annular inserting groove 5 corresponding to the annular inserting plate 4 is arranged on the second flange 3, a plurality of threaded through holes are arranged on the annular inserting plate 4, and a plurality of butterfly bolts 6 aiming at the threaded through holes are screwed at the positions of the second flange 3 corresponding to the annular inserting groove 5; a second PE pipe 10 is arranged between the first flange 2 and the second flange 3, the second PE pipe 10 is positioned at the periphery of the first PE pipe 1, and a plurality of supporting plates 9 are arranged between the first PE pipe 1 and the second PE pipe 10; an inner anti-corrosion layer 13 is arranged on the inner side of the first PE pipe 1; the outer side of the second PE pipe 10 is sequentially provided with an outer anti-corrosion layer 11 and an abrasion-resistant layer 12 from inside to outside.

For the convenience of positioning and installing among different PE water supply pipes, the first flange 2 is provided with a plurality of positioning rods 7, and the second flange 3 is provided with a plurality of positioning holes 8 which respectively correspond to the positioning rods 7.

In order to ensure the sealing performance of the splicing position of the PE water supply pipe during splicing, rubber sealing rings 14 aiming at the annular plugboard 4 are arranged on the two side walls of the annular slot 5.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.

Claims

1. A high strength corrosion-resistant PE feed pipe, its characterized in that: the PE pipe comprises a first PE pipe (1), wherein a metal net (1-1) is arranged inside the first PE pipe (1), a first flange (2) and a second flange (3) are respectively arranged at the left end and the right end of the first PE pipe (1), an annular inserting plate (4) is arranged on the first flange (2), an annular inserting groove (5) corresponding to the annular inserting plate (4) is arranged on the second flange (3), a plurality of threaded through holes are formed in the annular inserting plate (4), and a plurality of butterfly bolts (6) corresponding to the threaded through holes are in threaded connection with the positions of the second flange (3) corresponding to the annular inserting groove (5); a second PE pipe (10) is arranged between the first flange (2) and the second flange (3), the second PE pipe (10) is positioned at the periphery of the first PE pipe (1), and a plurality of supporting plates (9) are arranged between the first PE pipe (1) and the second PE pipe (10); an inner anti-corrosion layer (13) is arranged on the inner side of the first PE pipe (1); the outer side of the second PE pipe (10) is sequentially provided with an outer anti-corrosion layer (11) and a wear-resistant layer (12) from inside to outside.

2. The high strength corrosion resistant PE feed pipe of claim 1 wherein: the flange one (2) is provided with a plurality of positioning rods (7), and the flange two (3) is provided with a plurality of positioning holes (8) which respectively correspond to the positioning rods (7).

3. The high strength corrosion resistant PE feed pipe of claim 1 wherein: rubber sealing rings (14) aiming at the annular inserting plate (4) are arranged on two side walls of the annular inserting groove (5).