CN213177135U

CN213177135U - Steel lining ultrahigh composite PE pipe

Info

Publication number: CN213177135U
Application number: CN202021516578.XU
Authority: CN
Inventors: 高冲
Original assignee: Hangzhou Hengnuo Communication Equipment Co ltd
Current assignee: Hangzhou Hengnuo Communication Equipment Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-05-11
Anticipated expiration: 2030-07-28

Abstract

The utility model relates to a PE manages technical field, and discloses a compound PE pipe of steel lining superelevation, including the steel lining pipe, steel lining pipe inner wall fixed mounting has butadiene rubber, butadiene rubber inner wall fixed mounting has natural rubber, natural rubber inner wall fixed mounting has butyl rubber, butyl rubber inner wall fixed mounting has ethylene-propylene rubber, ethylene-propylene rubber inner wall fixed mounting has nitrile rubber, nitrile rubber inner wall fixed mounting has the PE pipe, first ring channel has been seted up in PE pipe left side, first ring channel inner wall right side fixed mounting has first flexible glue, first ring channel inner wall fixed mounting has first waterproof glue, the second ring channel has been seted up in PE pipe left side. This compound PE pipe of steel lining superelevation uses through the cooperation of first ring channel, first soft glue and first annular piece, and the better rivers seepage that prevents uses, uses through the cooperation of second ring channel, second soft glue and second annular piece, further prevents the rivers seepage.

Description

Steel lining ultrahigh composite PE pipe

Technical Field

The utility model relates to a PE manages technical field, specifically is a compound PE pipe of steel lining superelevation.

Background

The plastic pipeline has a large market in the municipal pipe market, wherein the PE pipe occupies a part of the market share of the plastic pipeline, the PE pipe for water supply is a substitute product of the traditional steel pipe and the polyvinyl chloride drinking water pipe, the PE pipe has wide application fields, and the water supply pipe and the gas pipe are two largest application markets.

The outer layer of the steel lining PE pipe is made of carbon steel, the inner layer of the steel lining PE pipe is a pipeline formed by plastics such as PE pipes, when the steel lining PE pipe is used as a water supply pipe, usually, the two steel lining PE pipes are fixed through bolts, a gap is inevitably generated between the two steel lining PE pipes, when water flows between the two steel lining PE pipes, the water flows can leak outwards along the gap, the water flow loss is caused, and the carbon steel material outside the PE pipe can be corroded to a certain degree.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a compound PE pipe of steel lining superelevation possesses the connection gap that reduces between two steel lining PE pipes, prevents advantages such as rivers seepage, has solved rivers and has caused the problem of loss and corruption carbon steel between two steel lining PE pipes.

(II) technical scheme

For realizing above-mentioned connecting gap that reduces between two steel lining PE pipes, prevent rivers seepage purpose, the utility model provides a following technical scheme: the steel-lined ultrahigh composite PE pipe comprises a steel liner pipe, wherein butadiene rubber is fixedly arranged on the inner wall of the steel liner pipe, the inner wall of the butadiene rubber is fixedly provided with natural rubber, the inner wall of the natural rubber is fixedly provided with butyl rubber, the inner wall of the butyl rubber is fixedly provided with ethylene propylene rubber, the inner wall of the ethylene propylene rubber is fixedly provided with nitrile butadiene rubber, the inner wall of the nitrile rubber is fixedly provided with a PE pipe, the left side of the PE pipe is provided with a first annular groove, a first soft rubber is fixedly arranged on the right side of the inner wall of the first annular groove, a first waterproof rubber is fixedly arranged on the inner wall of the first annular groove, a second annular groove is arranged on the left side of the PE pipe, a second soft rubber is fixedly arranged on the right side of the inner wall of the second annular groove, the waterproof glue of second ring-shaped groove inner wall right side fixed mounting has the second, PE pipe right side fixed mounting has first annular piece, PE pipe right side fixed mounting has the second annular piece.

Preferably, the distance from the first annular groove to the circle center of the PE pipe is smaller than the distance from the second annular groove to the circle center of the PE pipe, the first annular groove plays a first round of waterproof role, and the second annular groove plays a second round of waterproof role.

Preferably, the longitudinal section shapes of the first annular groove and the first annular block are bullet shapes, and the height of the longitudinal section of the first annular groove is greater than that of the longitudinal section of the first annular block, so that the effect of preventing water leakage is better.

Preferably, the longitudinal section shapes of the second annular groove and the second annular block are both rectangular, and the height of the longitudinal section of the second annular groove is greater than that of the longitudinal section of the second annular block, so that the two steel lining PE pipes can be connected and water leakage is prevented.

Preferably, the cross sections of the first soft glue and the second soft glue are both annular, the width of the first soft glue is larger than that of the second soft glue, and when the first soft glue is in contact with the bullet head, a gap is almost not formed between the first soft glue and the bullet head, so that the function of preventing water flow leakage is well achieved.

Preferably, the longitudinal section of the first annular groove is aligned with the longitudinal section of the first annular block, and the longitudinal section of the second annular groove is aligned with the longitudinal section of the second annular block, so that the first annular groove and the first annular block are conveniently matched, and the second annular groove and the second annular block are conveniently matched.

Preferably, the thickness of the butadiene rubber is larger than that of the natural rubber, and the thickness of the PE pipe is larger than that of the butadiene-acrylonitrile rubber, so that the connection with the steel liner pipe is more reliable.

(III) advantageous effects

Compared with the prior art, the utility model provides a compound PE pipe of steel lining superelevation possesses following beneficial effect:

1. this compound PE pipe of steel lining superelevation uses through the cooperation of first ring channel, first flexible glue and first annular piece, and first annular piece cooperates and extrudees first flexible glue with the first flexible glue of first ring channel inner wall, has fully reduced the gap between first annular piece and the first ring channel, and first waterproof glue also can reduce the rivers seepage, the better rivers seepage that prevents.

2. This compound PE pipe of steel lining superelevation uses through the cooperation of second ring channel, second flexible glue and second annular piece, has reduced the gap between second annular piece and the second ring channel, and the second flexible glue is cooperated and extrudees the second flexible glue with the second flexible glue of second ring channel inner wall, and the waterproof glue of second also can reduce the rivers seepage, further prevents the rivers seepage.

Drawings

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

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

fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: 1. a steel liner tube; 2. butadiene rubber; 3. natural rubber; 4. butyl rubber; 5. ethylene propylene rubber; 6. nitrile butadiene rubber; 7. a PE pipe; 8. a first annular groove; 9. first soft glue; 10. a first waterproof glue; 11. a second annular groove; 12. second soft glue; 13. a second waterproof glue; 14. a first ring block; 15. a second annular block.

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, a steel-lined ultra-high composite PE pipe comprises a steel liner pipe 1, a butadiene rubber 2 fixedly mounted on an inner wall of the steel liner pipe 1, a natural rubber 3 fixedly mounted on an inner wall of the butadiene rubber 2, a thickness of the butadiene rubber 2 being greater than a thickness of the natural rubber 3, a butyl rubber 4 fixedly mounted on an inner wall of the natural rubber 3, an ethylene propylene rubber 5 fixedly mounted on an inner wall of the butyl rubber 4, a nitrile rubber 6 fixedly mounted on an inner wall of the ethylene propylene rubber 5, a PE pipe 7 fixedly mounted on an inner wall of the nitrile rubber 6, a thickness of the PE pipe 7 being greater than a thickness of the nitrile rubber 6, a first annular groove 8 formed on a left side of the PE pipe 7, a first soft rubber 9 fixedly mounted on a right side of an inner wall of the first annular groove 8, a distance from the first annular groove 8 to a circle center of the PE pipe 7 being smaller than a distance from a second, a second annular groove 11 is formed in the left side of the PE pipe 7, a second soft glue 12 is fixedly installed on the right side of the inner wall of the second annular groove 11, the cross sections of the first soft glue 9 and the second soft glue 12 are both annular, the width of the first soft glue 9 is larger than that of the second soft glue 12, a second waterproof glue 13 is fixedly installed on the right side of the inner wall of the second annular groove 11, a first annular block 14 is fixedly installed on the right side of the PE pipe 7, the longitudinal section shapes of the first annular groove 8 and the first annular block 14 are both bullet-shaped, the longitudinal section height of the first annular groove 8 is larger than that of the first annular block 14, a second annular block 15 is fixedly installed on the right side of the PE pipe 7, the longitudinal section shapes of the second annular groove 11 and the second annular block 15 are both rectangular, the longitudinal section height of the second annular groove 11 is larger than that of the second annular block 15, the longitudinal section of the first annular groove 8 is aligned with that of the first annular block, the longitudinal section of second annular groove 11 aligns with the longitudinal section of second annular block 15, and first flexible glue 9 cooperation and the extrusion first flexible glue 9 of first annular block 14 and first annular groove 8 inner wall has fully reduced the gap between first annular block 14 and the first annular groove 8, the better rivers seepage that prevents, second flexible glue 12 cooperation and the extrusion second flexible glue 12 of second annular block 15 and second annular groove 11 inner wall, further prevent the rivers seepage.

The working principle is that the cis-butadiene rubber 2 is fixedly arranged on the inner wall of the steel liner pipe 1, the cis-butadiene rubber 2 is easy to be bonded with metal and can be well bonded with the steel liner pipe 1, the natural rubber 3 is fixedly arranged on the inner wall of the cis-butadiene rubber 2, the natural rubber 3 is large in elasticity, high in strength and excellent in tear resistance and can increase the strength of the whole pipeline, the butyl rubber 4 is fixedly arranged on the inner wall of the natural rubber 3, the butyl rubber 4 is good in air tightness, good in aging resistance and high in heat resistance and can improve the air tightness of the whole pipeline, the ethylene propylene rubber 5 is fixedly arranged on the inner wall of the butyl rubber 4, the ethylene propylene rubber 5 is good in aging resistance and chemical resistance and impact resistance, the impact resistance of the whole pipeline is improved, the butadiene-acrylonitrile rubber 6 is fixedly arranged on the inner wall of the ethylene propylene rubber 5, the butadiene-acrylonitrile rubber 6, when two steel lining super high composite PE pipes 7 are connected, first annular block 14 and the cooperation of first ring channel 8, first flexible glue 9 cooperation and the first flexible glue 9 of first annular block 14 and the 8 inner walls of first ring channel have fully reduced the gap between first annular block 14 and the first ring channel 8, the better rivers seepage that prevents, second annular block 15 and the cooperation of second ring channel 11 simultaneously, the second flexible glue 12 cooperation and the extrusion second flexible glue 12 of second annular block 15 and the 11 inner walls of second ring channel, further prevent the rivers seepage.

To sum up, this compound PE pipe of steel lining superelevation, through first ring channel 8, the cooperation of first flexible glue 9 and first annular piece 14 is used, first annular piece 14 cooperates and extrudes first flexible glue 9 with the first flexible glue 9 of 8 inner walls of first ring channel, the gap between first annular piece 14 and the first ring channel 8 has fully been reduced, first waterproof glue 10 also can reduce the rivers seepage, better prevent the rivers seepage, through second ring channel 11, the cooperation of second flexible glue 12 and second annular piece 15 is used, the gap between second annular piece 15 and second ring channel 11 has been reduced, the second flexible glue 12 cooperation and the extrusion second flexible glue 12 of second ring channel 11 inner wall of second annular piece 15 and second ring channel, the rivers seepage also can be reduced to second waterproof glue 13, further prevent the rivers seepage.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 steel lining superelevation compound PE pipe, includes steel lining pipe (1), its characterized in that: the steel liner pipe is characterized in that cis-butadiene rubber (2) is fixedly mounted on the inner wall of the steel liner pipe (1), natural rubber (3) is fixedly mounted on the inner wall of the cis-butadiene rubber (2), butyl rubber (4) is fixedly mounted on the inner wall of the natural rubber (3), ethylene propylene rubber (5) is fixedly mounted on the inner wall of the ethylene propylene rubber (5), nitrile rubber (6) is fixedly mounted on the inner wall of the nitrile rubber (6), a PE pipe (7) is fixedly mounted on the inner wall of the PE pipe (7), a first annular groove (8) is formed in the left side of the PE pipe (7), first soft rubber (9) is fixedly mounted on the right side of the inner wall of the first annular groove (8), first waterproof rubber (10) is fixedly mounted on the inner wall of the first annular groove (8), a second annular groove (11) is formed in the left side of the PE pipe (7), and second soft rubber, second ring channel (11) inner wall right side fixed mounting has second waterproof glue (13), PE pipe (7) right side fixed mounting has first annular piece (14), PE pipe (7) right side fixed mounting has second annular piece (15).

2. The ultra-high composite PE pipe with steel lining according to claim 1, wherein: the distance from the first annular groove (8) to the circle center of the PE pipe (7) is smaller than the distance from the second annular groove (11) to the circle center of the PE pipe (7).

3. The ultra-high composite PE pipe with steel lining according to claim 1, wherein: the longitudinal section shapes of the first annular groove (8) and the first annular block (14) are bullet shapes, and the height of the longitudinal section of the first annular groove (8) is larger than that of the longitudinal section of the first annular block (14).

4. The ultra-high composite PE pipe with steel lining according to claim 1, wherein: the longitudinal section shapes of the second annular groove (11) and the second annular block (15) are both rectangular, and the height of the longitudinal section of the second annular groove (11) is greater than that of the longitudinal section of the second annular block (15).

5. The ultra-high composite PE pipe with steel lining according to claim 1, wherein: the cross sections of the first soft rubber (9) and the second soft rubber (12) are both annular, and the width of the first soft rubber (9) is larger than that of the second soft rubber (12).

6. The ultra-high composite PE pipe with steel lining according to claim 1, wherein: the longitudinal section of the first annular groove (8) is aligned with the longitudinal section of the first annular block (14), and the longitudinal section of the second annular groove (11) is aligned with the longitudinal section of the second annular block (15).

7. The ultra-high composite PE pipe with steel lining according to claim 1, wherein: the thickness of the butadiene rubber (2) is larger than that of the natural rubber (3), and the thickness of the PE pipe (7) is larger than that of the butadiene-acrylonitrile rubber (6).