CN103542200A - Low-temperature-resistant aluminum-plastic composite tube - Google Patents
Low-temperature-resistant aluminum-plastic composite tube Download PDFInfo
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- CN103542200A CN103542200A CN201310480665.2A CN201310480665A CN103542200A CN 103542200 A CN103542200 A CN 103542200A CN 201310480665 A CN201310480665 A CN 201310480665A CN 103542200 A CN103542200 A CN 103542200A
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- plastic composite
- low temperature
- temperature resistant
- composite pipe
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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
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
- F16L9/147—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups comprising only layers of metal and plastics with or without reinforcement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a low-temperature-resistant aluminum-plastic composite tube which comprises an uppermost layer, a middle layer and a lowermost layer. The uppermost layer is made of crosslinked polyethylene, the middle layer is an aluminum tube, the lowermost layer is made of phenolic resin, the crosslinked polyethylene accounts for 17%-21% of the weight of a low-temperature-resistant aluminum-plastic composite tube body, the aluminum tube accounts for 22%-50% of the weight of the low-temperature-resistant aluminum-plastic composite tube body, and the phenolic resin accounts for 31%-59% of the weight of the low-temperature-resistant aluminum-plastic composite tube body. The low-temperature-resistant aluminum-plastic composite tube has the advantages of extremely stable chemical properties, high mechanical strength, low-temperature resistance and the like.
Description
Technical field
The present invention relates to a kind of composite pipe, relate in particular to a kind of low temperature resistant aluminium-plastic composite pipe.
Background technique
Aluminium-plastic composite pipe is the water pipe that substitutes the earliest cast iron tube, and its basic comprising should be five layers, is followed successively by from inside to outside plastics, hot melt adhesive, aluminum alloy, hot melt adhesive, plastics.Present domestic aluminium-plastic pipe quality leadership area: Foshan.The famous brand of domestic contrast is respectively: day is rich, and peak is safe, U.S. rich.Aluminium-plastic composite pipe has good thermal insulation property, and inside and outside wall is not perishable, and because of inner wall smooth, convection cell resistance is very little; Again because can be arbitrarily crooked, so installation is convenient.As water supply line, aluminium-plastic composite pipe has enough intensity, but as lateral stressed when too large, can affect intensity, so should do exposed conduit construction or be embedded in body of wall, even can imbed underground.Aluminium-plastic composite pipe also can be imbedded underground, such as the pipe aluminium-plastic composite pipe of using in floor heating) connection of aluminium-plastic composite pipe is FERRULETYPE (can be also clamp-press type), in construction, one is therefore will be by strict pressure testing, whether check connection is firm.The 2nd, prevent frequent vibration, cutting ferrule is got loose.The 3rd, length direction should be stopped installation, in order to avoid pull.The advantage of the unique uniqueness of aluminium-plastic composite pipe is the infiltration that can intercept gas, and this is useful when being applied to the water heating system of closed circulation (as the heating system of ground paving hot-water line), because can prevent that the infiltration of oxygen from avoiding the oxide etch in system.Other plastic tubes also can make up the poor shortcoming of its blocking oxygen with several method, so can be applied to equally the water heating system of closed circulation.So, indoor, for above-mentioned various tubing in the field of hot and cold water, be in fact all used at present both at home and abroad, and all constantly improving and developing.Aluminium-plastic composite pipe develops very fast at home, can expand accordingly market share from now on, but can not infer accordingly that aluminium-plastic composite pipe will become the main flow of indoor water pipe.Can predict various tubing contentions and divide the situation that accounts for indoor water pipe market by long-term existence.Indoor, for the domestic manufacturing enterprise that all has now of above-mentioned several tubing in the field of cool and hot water pipe, set up production line, and go into operation.
Summary of the invention
The object of the present invention is to provide a kind of low temperature resistant aluminium-plastic composite pipe, have that chemical property is highly stable, mechanical strength is high and the advantage such as low temperature resistant.
Technological scheme of the present invention is: a kind of low temperature resistant aluminium-plastic composite pipe, described low temperature resistant aluminium-plastic composite pipe comprises the superiors, mesosphere and orlop, the described the superiors are crosslinked polyethylenes, described mesosphere is aluminum pipe, described orlop is phenolic resin, described crosslinked polyethylene accounts for the 17%-21% of low temperature resistant aluminium-plastic composite pipe body weight, described aluminum pipe accounts for the 22%-50% of low temperature resistant aluminium-plastic composite pipe body weight, and described phenolic resin accounts for the 31%-59% of low temperature resistant aluminium-plastic composite pipe body weight.
In a preferred embodiment of the present invention, described phenolic resin comprises phenol and formaldehyde.
In a preferred embodiment of the present invention, described crosslinked polyethylene accounts for 19% of low temperature resistant aluminium-plastic composite pipe body weight, described aluminum pipe accounts for 38% of low temperature resistant aluminium-plastic composite pipe body weight, and described phenolic resin accounts for 43% of low temperature resistant aluminium-plastic composite pipe body weight.
A kind of low temperature resistant aluminium-plastic composite pipe of the present invention, has that chemical property is highly stable, mechanical strength is high and the advantage such as low temperature resistant.
Accompanying drawing explanation
The main TV structure schematic diagram that accompanying drawing 1 is low temperature resistant aluminium-plastic composite pipe one preferred embodiment of the present invention.
In accompanying drawing, the mark of each parts is as follows: 1, the superiors, 2, mesosphere, 3, orlop.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Refer to Fig. 1, Fig. 1 is a kind of low temperature resistant aluminium-plastic composite pipe of the present invention, and described low temperature resistant aluminium-plastic composite pipe comprises the superiors 1, mesosphere 2 and orlop 3, the described the superiors 1 are crosslinked polyethylenes, described mesosphere 2 is aluminum pipes, and described orlop 3 is phenolic resin.
Further illustrate, described phenolic resin comprises phenol and formaldehyde, described crosslinked polyethylene accounts for 19% of low temperature resistant aluminium-plastic composite pipe body weight, and described aluminum pipe accounts for 38% of low temperature resistant aluminium-plastic composite pipe body weight, and described phenolic resin accounts for 43% of low temperature resistant aluminium-plastic composite pipe body weight.Described crosslinked polyethylene belongs to symmetry properties non-polar polymer, and chemical property is highly stable, has nontoxic, corrosion-resistant, lightweight, the feature such as mechanical strength is high, resistance to heat good, brittle temperature is low, long service life; Internal layer is very smooth simultaneously, and flow resistance is little, less scaling, and fluid can be not contaminated.
Further illustrate, described aluminum pipe has the advantage of following several respects: (1) 100% oxygen barrier, thoroughly eliminate infiltration; (2) with Metal Phase seemingly, the bounce-back energy of absorption tube, makes the pipe can random molding for crooked and processing characteristics; (3) reduce the Thermal Synthetic expansion coefficient of pipe, make the dimensionally stable of pipe; (4) as the shielding of communication line, can prevent the interference in various audio frequency, magnetic field; (5) there is antistatic behaviour, can be used to delivery of fuel gas and oil plant; (6) with metal detector, can detect the embedding location of pipe.
Further illustrating, important application of described phenolic resin is exactly as Bond.Phenolic resin is a kind of multi-functional, with various organic and mineral fillers can be compatible material.Design correct phenolic resin, wetting speed is fast especially.And after crosslinked, can be grinding tool, refractory material, friction material and phenolic moulding powder provide needed mechanical strength, resistance to heat and electrical property.A kind of low temperature resistant aluminium-plastic composite pipe of the present invention, has that chemical property is highly stable, mechanical strength is high and the advantage such as low temperature resistant.
The specific embodiment of the present invention; but protection scope of the present invention is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the present invention, and the variation that can expect without creative work or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (3)
1. a low temperature resistant aluminium-plastic composite pipe, it is characterized in that: described low temperature resistant aluminium-plastic composite pipe comprises the superiors, mesosphere and orlop, the described the superiors are crosslinked polyethylenes, described mesosphere is aluminum pipe, described orlop is phenolic resin, described crosslinked polyethylene accounts for the 17%-21% of low temperature resistant aluminium-plastic composite pipe body weight, and described aluminum pipe accounts for the 22%-50% of low temperature resistant aluminium-plastic composite pipe body weight, and described phenolic resin accounts for the 31%-59% of low temperature resistant aluminium-plastic composite pipe body weight.
2. low temperature resistant aluminium-plastic composite pipe according to claim 1, is characterized in that: described phenolic resin comprises phenol and formaldehyde.
3. low temperature resistant aluminium-plastic composite pipe according to claim 1, it is characterized in that: described crosslinked polyethylene accounts for 19% of low temperature resistant aluminium-plastic composite pipe body weight, described aluminum pipe accounts for 38% of low temperature resistant aluminium-plastic composite pipe body weight, and described phenolic resin accounts for 43% of low temperature resistant aluminium-plastic composite pipe body weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310480665.2A CN103542200A (en) | 2013-10-15 | 2013-10-15 | Low-temperature-resistant aluminum-plastic composite tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310480665.2A CN103542200A (en) | 2013-10-15 | 2013-10-15 | Low-temperature-resistant aluminum-plastic composite tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103542200A true CN103542200A (en) | 2014-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310480665.2A Pending CN103542200A (en) | 2013-10-15 | 2013-10-15 | Low-temperature-resistant aluminum-plastic composite tube |
Country Status (1)
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| CN (1) | CN103542200A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156227A (en) * | 1995-10-10 | 1997-08-06 | 邦迪公司 | Metal tubing coated with multiple layers of polymeric materials |
| CN2426057Y (en) * | 2000-03-28 | 2001-04-04 | 李天洪 | Thermal-insulating glass fiber reinforced plastics pipe |
| CN2704735Y (en) * | 2004-05-05 | 2005-06-15 | 崔文国 | Polyvinylchloride external layer aluminium plastic composite pipe |
| EP1743761A2 (en) * | 2005-07-08 | 2007-01-17 | Becker Plastics GmbH | Composite pipe for house installation |
| CN201100491Y (en) * | 2007-10-15 | 2008-08-13 | 南通建筑工程总承包有限公司 | Aluminum plastic compound tube for building engineering |
| CN102650354A (en) * | 2012-05-14 | 2012-08-29 | 陈建伟 | Aluminum-plastic composite pipe with high strength and high heat conductivity |
| CN202660077U (en) * | 2011-10-10 | 2013-01-09 | 河南省新密市青屏耐火材料有限责任公司 | Refractory pipe |
-
2013
- 2013-10-15 CN CN201310480665.2A patent/CN103542200A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156227A (en) * | 1995-10-10 | 1997-08-06 | 邦迪公司 | Metal tubing coated with multiple layers of polymeric materials |
| CN2426057Y (en) * | 2000-03-28 | 2001-04-04 | 李天洪 | Thermal-insulating glass fiber reinforced plastics pipe |
| CN2704735Y (en) * | 2004-05-05 | 2005-06-15 | 崔文国 | Polyvinylchloride external layer aluminium plastic composite pipe |
| EP1743761A2 (en) * | 2005-07-08 | 2007-01-17 | Becker Plastics GmbH | Composite pipe for house installation |
| CN201100491Y (en) * | 2007-10-15 | 2008-08-13 | 南通建筑工程总承包有限公司 | Aluminum plastic compound tube for building engineering |
| CN202660077U (en) * | 2011-10-10 | 2013-01-09 | 河南省新密市青屏耐火材料有限责任公司 | Refractory pipe |
| CN102650354A (en) * | 2012-05-14 | 2012-08-29 | 陈建伟 | Aluminum-plastic composite pipe with high strength and high heat conductivity |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140129 |