CN103791173A - Polyethylene winding structure wall pipe with enhanced internal ribs and enhanced steel belts - Google Patents
Polyethylene winding structure wall pipe with enhanced internal ribs and enhanced steel belts Download PDFInfo
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- CN103791173A CN103791173A CN201210426692.7A CN201210426692A CN103791173A CN 103791173 A CN103791173 A CN 103791173A CN 201210426692 A CN201210426692 A CN 201210426692A CN 103791173 A CN103791173 A CN 103791173A
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- rib
- internal
- steel band
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/16—Rigid pipes wound from sheets or strips, with or without reinforcement
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- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a polyethylene winding structure wall pipe with enhanced internal ribs and enhanced steel belts. The polyethylene winding structure wall pipe comprises a hollow cylindrical polyethylene pipe body and spiral reinforcing ribs; the spiral reinforcing ribs surround the outer wall of the pipe body; the at least one enhanced internal rib which is connected with the outer wall of the pipe body is arranged in the spiral reinforcing ribs; the steel belts are embedded in the enhanced internal ribs. According to the polyethylene winding structure wall pipe with the enhanced internal ribs and the enhanced steel belts, the steel belts are embedded in the enhanced internal ribs, the steel belts wrap inside a circular protection enhanced chamber with the internal ribs, the steel belts are completely located in double protection, and accordingly the steel belt exposing caused by damage to PE (Polyethylene) of a wrapping layer in the process of conveying, installation and construction and the like is effectively prevented, the safety and the service life of the product are ensured, and the quality and the ring stiffness of the structure wall pipe are greatly improved.
Description
Technical field
The invention belongs to large-bore plastics tubing technical field, be specifically related to a kind of polyethylene spirally enwound structure-wall tubular product.
Background technique
At present, oneself relates to industry-by-industry the application of the kind of plastic pipe, the various water delivery plastic tubes (U-PVC, PE, PP-R, PB, PVC-O, PVC-M etc.) that have tap water to use; The various plastic tubes (PVC-U riffled tube, PE double-wall corrugated pipe, PVC-U double-wall corrugated pipe, PE hollow wound pipe, PE steel band reinforced winding pipe, PE steel strip reinforced riffled tube etc.) that have draining blowdown to use; Be useful on power communication protecting jacket with sheathed casings such as () U-PVC, C-PVC, M-PP, HDPE silicon core pipes; Be useful on (HDPE, M-PP pipe), the most of plastic tube that adopts of pipe of using for non-excavating construction in Municipal Industry.
The effective way of polyethylene spirally enwound structure-wall is wide, and its good shock resistance of ability, pliability with extremely strong chemical resistance corrosion and erosion is strong, lightweight, and easy construction, wear-resisting property are strong, long service life, sanitation performance are good.But because polyethylene elastomer modulus is little, the ring stiffness of polyethylene spirally enwound structure-wall tubular product cannot meet the usage requirement of heavy-caliber plastic pipe.For increasing its ring stiffness, use at outer pipe wall increases steel band structure more at present, and polyethylene and steel band are carried out compound to obtain good ring stiffness.But, because of thinner in the compound PE of steel strip surface, in the processes such as transportation and installation, be easy to clad PE to damage, once PE has crack, destruction can cause steel band exposed, the sewage that tubing is carried can produce corrosion to steel band, steel band loses due intensity, and the contingencies such as road surface subsides, sewage exposes very easily occur.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of polyethylene spirally enwound structure-wall tubular product that encircles stiffness and can meet the usage requirement of heavy caliber draining drain pipe.
For solving the problems of the technologies described above, a kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band of the present invention, comprise hollow cylindrical polyvinyl piping materials body and the spiral reinforcing rod that is looped around described tubing body outer wall, in described spiral reinforcing rod, be provided with at least one enhancing internal-rib being connected with tubing body outer wall, described enhancing internal-rib is embedded with steel band.
In described spiral reinforcing rod, be provided with an enhancing internal-rib perpendicular to tubing body, described spiral reinforcing rod is divided into two semicircular hollow cavities by this enhancing internal-rib.
For the ring stiffness that further improves tubing is to meet the usage requirement of heavy caliber draining drain pipe, in described spiral reinforcing rod, be provided with two and strengthen internal-rib, these two enhancing internal-ribs are all 30~90 degree angles with the outer wall of tubing body, and described spiral reinforcing rod is divided into three hollow cavities.
Being embedded in the steel band quantity strengthening in internal-rib can increase and decrease according to enhancing internal-rib quantity actual in tubing, and in the time that the enhancing internal-rib in spiral reinforcing rod is one, the steel band being embedded in this enhancing internal-rib is 1; In the time that the enhancing internal-rib in spiral reinforcing rod is two, in every enhancing internal-rib, all embed steel band.
For obtaining best ring stiffness and reducing poly wearing and tearing, the height of described steel band is 1:3~1:1 with the ratio of height that strengthens internal-rib, the width of described steel band be strengthen internal-rib width 20%~90%.
It is different that the bellows round structure used from " carat pipe " in prior art increases ring stiffness, has the profile structure that strengthens internal-rib, thereby have better epistasis modulus in what the present invention was used is, can obtain better ring stiffness; Simultaneously; the present invention has embedded steel band in enhancing internal-rib; steel band is wrapped in the protection of circle with internal-rib to be strengthened in die cavity; steel band is completely in double shielding; effectively prevent in the process such as transportation and installation because clad PE destroys the generation that causes the exposed situation of steel band; guarantee Security and the working life of product, significantly promoted quality and the ring stiffness of structure-wall pipe material, can meet ring stiffness 12.5KN/M
2the usage requirement of above heavy caliber pipe.
Accompanying drawing explanation
Fig. 1 is that the present invention is a kind of with strengthening the sectional structure schematic diagram of internal-rib with the embodiment 1 of the polyethylene spirally enwound structure-wall tubular product of enhancing steel band;
Fig. 2 is the A portion enlarged view of Fig. 1.
Embodiment
As depicted in figs. 1 and 2, a kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band, comprise hollow cylindrical polyvinyl piping materials body 1 and the spiral reinforcing rod 2 that is looped around described tubing body 1 outer wall, in described spiral reinforcing rod 2, be provided with an enhancing internal-rib 3 perpendicular to tubing body 1, described spiral reinforcing rod 2 is divided into two semicircular hollow cavities 4 by this enhancing internal-rib 3, strengthens internal-rib 3 and be embedded with steel band 5; The height of described steel band 5 is 3:4 with the ratio of height that strengthens internal-rib 3, the width of steel band 5 be strengthen internal-rib 3 width 80%.
The present invention in the preparation, take polyethylene as raw material, extrude hollow cylindrical plastic materials in the tube embryo by extruder, then cooling and shaping is plastic tube; Extrude containing the spiral reinforcing rod that strengthens internal-rib by extruder again, and Synchronous Radio goes out steel band, steel band is embedded and strengthens in internal-rib, finally by hollow cylindrical plastic pipe and spiral reinforcing rod by being wound around, the step such as cooling, pressing makes band and strengthens the polyethylene spirally enwound structure-wall tubular product of internal-rib and enhancing steel band.Product is tested by CJ/T270-2007 industry standard, and ring stiffness, impact property, creep ratio and tensile strength meet the requirements.
Embodiment 2
A kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band, comprise hollow cylindrical polyvinyl piping materials body 1 and the spiral reinforcing rod 2 that is looped around described tubing body 1 outer wall, in spiral reinforcing rod 2, be provided with two and strengthen internal-rib, these two strengthen internal-rib and are all 60 degree angles with the outer wall of tubing body, spiral reinforcing rod is divided into three hollow cavities, article two, strengthen the interior steel band 5 that is all embedded with of internal-rib 3, the height of steel band 5 is 3:4 with the ratio of height that strengthens internal-rib 3, the width of steel band 5 be strengthen internal-rib 3 width 80%.
Claims (6)
1. the polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band, comprise hollow cylindrical polyvinyl piping materials body (1) and be looped around the spiral reinforcing rod (2) of described tubing body (1) outer wall, in described spiral reinforcing rod (2), be provided with at least one enhancing internal-rib (3) being connected with tubing body (1) outer wall, it is characterized in that: described enhancing internal-rib (3) is embedded with steel band (5).
2. a kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band according to claim 1, it is characterized in that: in described spiral reinforcing rod (2), be provided with an enhancing internal-rib (3) perpendicular to tubing body (1), described spiral reinforcing rod (2) is divided into two semicircular hollow cavities (4) by this enhancing internal-rib (3).
3. a kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band according to claim 1, it is characterized in that: in described spiral reinforcing rod (2), be provided with two and strengthen internal-rib (3), these two enhancing internal-ribs (3) are all 30~90 degree angles with the outer wall of tubing body (1), and described spiral reinforcing rod (2) is divided into three hollow cavities (4).
4. a kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band according to claim 3, is characterized in that: in described two enhancing internal-ribs (3), all embed steel band (5).
5. a kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band according to claim 1, is characterized in that: the height of described steel band (5) is 1:3~1:1 with the ratio of the height that strengthens internal-rib (3).
6. a kind of polyethylene spirally enwound structure-wall tubular product with strengthening internal-rib and enhancing steel band according to claim 1, is characterized in that: 10%~90% of the width that the width of described steel band (5) is enhancing internal-rib (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210426692.7A CN103791173A (en) | 2012-10-31 | 2012-10-31 | Polyethylene winding structure wall pipe with enhanced internal ribs and enhanced steel belts |
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CN201210426692.7A CN103791173A (en) | 2012-10-31 | 2012-10-31 | Polyethylene winding structure wall pipe with enhanced internal ribs and enhanced steel belts |
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CN103791173A true CN103791173A (en) | 2014-05-14 |
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CN201210426692.7A Pending CN103791173A (en) | 2012-10-31 | 2012-10-31 | Polyethylene winding structure wall pipe with enhanced internal ribs and enhanced steel belts |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104235529A (en) * | 2014-08-26 | 2014-12-24 | 东莞市圆玄建材贸易有限公司 | Pipe with inner rib-reinforced outer corrugation type plastic winding structure wall and manufacturing method thereof |
CN104390074A (en) * | 2014-09-25 | 2015-03-04 | 卢希然 | Reinforced Krah pipe |
CN105526428A (en) * | 2016-01-27 | 2016-04-27 | 潘小雄 | HDPE inner fin PP reinforced helically corrugated tube |
CN106764113A (en) * | 2015-11-20 | 2017-05-31 | 陆维嘉 | Gusseted strengthens polyethylene wound drain pipe and its processing technology |
CN106989215A (en) * | 2017-05-19 | 2017-07-28 | 北京拓普天品科技有限公司 | Ripple type plastic winding structural wall tube |
CN108253199A (en) * | 2018-03-05 | 2018-07-06 | 江苏桓通环境科技有限公司 | Internal-rib enhances polyethylene helical bellows and its connector connecting method |
Citations (6)
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CN1053831A (en) * | 1991-03-21 | 1991-08-14 | 沈阳市苏家屯区塑料机械研究所 | Double wall spiral corrugated plastic pipe |
US5390704A (en) * | 1992-12-09 | 1995-02-21 | Kanao; Shiro | Synthetic resin pipe including cylindrical inner wall and a spirally extending corrugated outer wall |
CN1414277A (en) * | 2002-11-18 | 2003-04-30 | 蒯一希 | Screw type corrugated plastic pipe material and its manufacturing method |
CN101463932A (en) * | 2009-01-07 | 2009-06-24 | 天津泰邦管材有限公司 | Composite steel pipe with polythene hollow winding structured wall and its processing technique |
CN102305316A (en) * | 2010-07-06 | 2012-01-04 | 戴爱清 | Internal rib-reinforced outer corrugated plastic wound structural wall pipe and manufacturing method thereof |
CN202884286U (en) * | 2012-10-31 | 2013-04-17 | 安徽万安环境工程有限公司 | Polyethylene winding structure wall pipe with reinforcing inner ribs and reinforcing steel strips |
-
2012
- 2012-10-31 CN CN201210426692.7A patent/CN103791173A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1053831A (en) * | 1991-03-21 | 1991-08-14 | 沈阳市苏家屯区塑料机械研究所 | Double wall spiral corrugated plastic pipe |
US5390704A (en) * | 1992-12-09 | 1995-02-21 | Kanao; Shiro | Synthetic resin pipe including cylindrical inner wall and a spirally extending corrugated outer wall |
CN1414277A (en) * | 2002-11-18 | 2003-04-30 | 蒯一希 | Screw type corrugated plastic pipe material and its manufacturing method |
CN101463932A (en) * | 2009-01-07 | 2009-06-24 | 天津泰邦管材有限公司 | Composite steel pipe with polythene hollow winding structured wall and its processing technique |
CN102305316A (en) * | 2010-07-06 | 2012-01-04 | 戴爱清 | Internal rib-reinforced outer corrugated plastic wound structural wall pipe and manufacturing method thereof |
CN202884286U (en) * | 2012-10-31 | 2013-04-17 | 安徽万安环境工程有限公司 | Polyethylene winding structure wall pipe with reinforcing inner ribs and reinforcing steel strips |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104235529A (en) * | 2014-08-26 | 2014-12-24 | 东莞市圆玄建材贸易有限公司 | Pipe with inner rib-reinforced outer corrugation type plastic winding structure wall and manufacturing method thereof |
CN104390074A (en) * | 2014-09-25 | 2015-03-04 | 卢希然 | Reinforced Krah pipe |
CN104390074B (en) * | 2014-09-25 | 2019-06-18 | 卢希然 | Reinforce carat pipe |
CN106764113A (en) * | 2015-11-20 | 2017-05-31 | 陆维嘉 | Gusseted strengthens polyethylene wound drain pipe and its processing technology |
CN105526428A (en) * | 2016-01-27 | 2016-04-27 | 潘小雄 | HDPE inner fin PP reinforced helically corrugated tube |
CN105526428B (en) * | 2016-01-27 | 2018-07-24 | 潘小雄 | HDPE internal-ribs PP enhances helical bellows |
CN106989215A (en) * | 2017-05-19 | 2017-07-28 | 北京拓普天品科技有限公司 | Ripple type plastic winding structural wall tube |
CN108253199A (en) * | 2018-03-05 | 2018-07-06 | 江苏桓通环境科技有限公司 | Internal-rib enhances polyethylene helical bellows and its connector connecting method |
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Application publication date: 20140514 |