CN201246849Y - Composite air duct plate of polyurethane steel surface - Google Patents
Composite air duct plate of polyurethane steel surface Download PDFInfo
- Publication number
- CN201246849Y CN201246849Y CNU2008201022811U CN200820102281U CN201246849Y CN 201246849 Y CN201246849 Y CN 201246849Y CN U2008201022811 U CNU2008201022811 U CN U2008201022811U CN 200820102281 U CN200820102281 U CN 200820102281U CN 201246849 Y CN201246849 Y CN 201246849Y
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- wind pipe
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- polyurethane
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Abstract
A polyurethane steel composite wind pipe board relates to heated boards, in particular to polyurethane steel insulating composite wind pipe boards. The polyurethane steel composite wind pipe board combines various advantages of a traditional galvanizing iron wind pipe and a composite wind pipe, not only has the heat insulation performance of the iron wind pipe, but also can exceed the composite wind pipe, has excellent thermal insulation effect, can be widely applied in ventilating ducts of air conditioners in the fields of heat-insulating factory buildings, clean air conditioning rooms, large-scale exhibition buildings, gymnasiums, high-rise buildings and high-grade villas and the like. The wind pipe board is provided with a steel type upper surface layer, a hard polyurethane foam insulation layer and a metal lower surface layer, wherein the thickness of the steel type upper surface layer is 0.1-0.5mm, the thickness of the hard polyurethane foam insulation layer is 20-100mm, and the thickness of the metal lower surface layer is 0.05-0.5mm.
Description
Technical field
The utility model relates to a class warming plate, especially relates to a class polyurethane steel face heat preserving composite air duct plate.
Background technology
Ventilation shaft is as the important component part of heating ventilation and air-conditioning system in the modern architecture, its material is along with continuous progress in science and technology develops, the kind of air-line system is also constantly upgraded, as: traditional galvanized iron sheet airduct, inorganic glass fibre reinforced plastic blast pipe, combined light thermal insulation wind pipe.Combined light thermal insulation wind pipe core has rock wool, polystyrene foam, phenol formaldehyde foam, polyurethane foam etc.Though advantages such as heat-insulating property is good, appearance looks elegant that compound rock wool, polystyrene foam airduct have, suction easily, exposed glass fibre is harmful, and heat insulation effect is relatively poor relatively, increases building weight.Adopt plan strategies for people's such as scholar T.L.Satty analytic hierarchy process (AHP) of the U.S. composite pnenolic aldehyde foam, polyurethane foam airduct to be carried out the overall merit of overall performance.
Notification number is that the utility model patent of CN200989495 discloses a kind of dual-layer colour steel polyurethane airduct, is formed by connecting by the plurality of sections airduct, and described each section airduct is composited by the polyurethane in outer field color steel, intermediate layer and the color steel of internal layer.Wherein, outer field color steel thickness is 0.3～1.0mm, and the polyurethane thickness in intermediate layer is 20～30mm, and the color steel thickness of internal layer is 0.3～1.0mm, and three layers add together thickness at least more than 20mm, so the strength ratio of airduct is better.In being used in air-conditioning system because polyurethane material itself has insulation effect, so it does not need to be incubated again by other approach, thereby also saving of labor of material-saving.In addition, because the polyurethane in intermediate layer is the high density rigid material, so air leakage phenomena can not occur, air-tightness is good.
Notification number is that the utility model patent of CN200968452 discloses a kind of color steel polyurethane airduct, is formed by connecting by the plurality of sections airduct, and described each section airduct is composited by the polyurethane in outer field color steel, intermediate layer and the aluminium foil of internal layer.Wherein, outer field color steel thickness is 0.3～1.0mm, and the polyurethane thickness in intermediate layer is 20～30mm, and the aluminum foil thickness of internal layer is 60～200 μ m, and three layers add together thickness at least more than 20mm, so the strength ratio of airduct is better.In being used in air-conditioning system because polyurethane material itself has insulation effect, so it does not need to be incubated again by other approach, thereby also saving of labor of material-saving.In addition, because the polyurethane in intermediate layer is the high density rigid material, so air leakage phenomena can not occur, air-tightness is good.
Zhu Weimin (Zhu Weimin, the performance evaluation of air conditioning wind pipe material and selection, Refrigeration ﹠ Air-Conditioning, 2003, (3): 64) reported the performance evaluation and the selection of relevant air conditioning wind pipe material.
Summary of the invention
The utility model is intended to damage easily at existing composite air duct surface, and is the easiest to be destroyed when especially building is interlocked construction; And shortcoming such as insufficient strength in the operation use, providing a kind of combines traditional galvanized iron sheet airduct and the various advantages of composite air duct, the heat-insulating property that had both had the iron sheet airduct, can surmount composite air duct again, good effect of heat insulation can extensively be suitable for being incubated the polyurethane steel face composite air duct plate of field central air-conditioning ventilation shafts such as factory building, clean air conditioner room, large-scale exhibition center, gymnasium, skyscraper, senior villa.
The utility model is provided with surface layer under steel face type upper layer, hard polyurethane foams heat-insulation layer and the metal.Steel face type upper layer thickness is 0.1～0.5mm, and the hard polyurethane foam insulation layer thickness is 20～100mm, and the thickness of surface layer is 0.05～0.5mm under the metal.
The steel face type upper layer can adopt color steel, galvanized steel plain sheet, tinplate or corrosion resistant plate etc.
The insulating foam of hard polyurethane foams heat-insulation layer adopts hard polyurethane foam, hard polyurethane foam be polyalcohol combination material and isocyanates by proportioning the product after mixing cured, press mass ratio, the proportioning of polyalcohol combination material and isocyanates is 100:(95～160).Described polyalcohol combination material is made up of PPG or PEPA, catalyst, surfactant, blowing agent, fire retardant, water, and proportioning is PPG or PEPA: catalyst: surfactant: blowing agent: fire retardant 1: fire retardant 2: water=100: (0.5～5): (0.5～2): (8～25): (1～10): (5～30): (0.5～5).
Described catalyst can adopt organic tin catalyst or tertiary amine catalyst etc.; Described surfactant can adopt silicone oil; Described blowing agent can adopt pentane hydrocarbon blowing agents or 141b etc.; Described fire retardant 1 can adopt three (2-chloropropyl) phosphate etc., and fire retardant 2 can adopt three (β-chloroethyl) phosphate etc.; Described isocyanates can adopt diphenyl methane-4,4 ' vulcabond, liquefied mdi or poly methylene poly phenyl poly isocyanate etc.
Surface layer is color steel, galvanized steel plain sheet, tinplate, corrosion resistant plate, aluminium foil, aluminium-foil paper, aluminium sheet or aluminizer metal coating surface layer etc. under the metal.
The utility model can adopt following method preparation:
1) PPG or PEPA, catalyst, surfactant, blowing agent, fire retardant, water mixing preparation is good standby.Proportioning is PPG or PEPA: catalyst: surfactant: blowing agent: fire retardant 1: fire retardant 2: water=100: (0.5～5): (0.5～2): (8～25): (1～10): (5～30): (0.5～5).
2) be that 100: 95～160 ratios are deployed with polyalcohol combination material, isocyanates in proportioning, adopt the composite plate tinuous production, the concrete steps of curing molding are: the polyalcohol combination material that will be deployed in proportion and the compound of isocyanates foam at normal temperatures; Compound is sprayed between the upper and lower faces face material through continuous production line equipment finalizes the design, promptly get target product after the slaking, the demoulding.
Polyurethane steel face composite air duct plate described in the utility model owing to adopt surface layer structure under foam heat-insulation layer, steel face type upper layer, the metal, therefore adopts the heat insulating effect of the airduct that polyurethane steel face composite air duct plate makes good.During use the polyurethane steel face heat preserving composite board material adopt identical with existing composite air duct cut, bonding, hvac duct that flange connects into the difformity size.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
The specific embodiment
Referring to Fig. 1, the utility model is provided with surface layer 3 under steel face type upper layer 1, hard polyurethane foam heat-insulation layer 2 and the metal.Steel face type upper layer 1 thickness is 0.1～0.5mm, and hard polyurethane foam heat-insulation layer 2 thickness are 20～100mm, and the thickness of surface layer 3 is 0.05～0.5mm under the metal.
Steel face type upper layer 1 adopts color steel or galvanized steel plain sheet.
The insulating foam of hard polyurethane foam heat-insulation layer 2 adopts hard polyurethane foam, this hard polyurethane foam is polyalcohol combination material and isocyanates, and (press mass ratio, polyalcohol makes up expects: the product after isocyanates=100: 95～160) mixing cured by proportioning.Described polyalcohol combination material is made up of PPG or PEPA, catalyst, surfactant, blowing agent, fire retardant, water, and proportioning is PPG or PEPA: catalyst: surfactant: blowing agent: fire retardant 1: fire retardant 2: water=100: (0.5～5): (0.5～2): (8～25): (1～10): (5～30): (0.5～5).
Catalyst adopts organic tin catalyst or tertiary amine catalyst etc.; Surfactant adopts silicone oil; Blowing agent adopts pentane hydrocarbon blowing agents or 141b; Fire retardant 1 adopts three (base in the 2-chlorine) phosphate etc., and fire retardant 2 adopts three (β-chloroethyl) phosphate etc.; Isocyanates adopts diphenyl methane-4,4 ' vulcabond, liquefied mdi or poly methylene poly phenyl poly isocyanate etc.
Surface layer adopts color steel, galvanized steel plain sheet, tinplate, corrosion resistant plate, aluminium foil, aluminium-foil paper, aluminium sheet or aluminizer metal coating surface layer etc. under the metal.
The thick galvanized steel plain sheet of 0.1mm entered in 80 ℃ the baking oven and carry out preheating, will be in proportion after the preheating (press mass ratio, PPG or PEPA: catalyst: surfactant: blowing agent: fire retardant 1: fire retardant 2: water: isocyanates MDI=100: 0.5: 0.5: 8: 1: 5: 0.5: polyalcohol combination material that 95) cooperates and isocyanates (guaranteeing that depth of foam is 20mm) cast are thereon, and enter the composite insulation boards tinuous production with the aluminium foil as another surface layer and carry out foamed solidification, cut into the composite plate and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the air supply duct of heavy construction central air-conditioning.Described catalyst is A-33; Described surfactant is a silicone oil; Described blowing agent is 141b; Described fire retardant 1 is that three (2-chloropropyl) phosphate, fire retardant 2 are three (β-chloroethyl) phosphate.
The thick tinplate plate of 0.5mm entered in 80 ℃ the baking oven and carry out preheating, will be in proportion after the preheating (press mass ratio, PPG or PEPA: catalyst: surfactant: blowing agent: fire retardant 1: fire retardant 2: water: isocyanates MDI=100: 1.0: 1.0: 10: 5: 15: 3: polyalcohol combination material that 100) cooperates and isocyanates (guaranteeing that depth of foam is 20mm) cast are thereon, and enter the composite insulation boards tinuous production with the aluminium sheet as another surface layer and carry out foamed solidification, cut into the composite plate and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the air supply duct of heavy construction central air-conditioning.Described catalyst is A-33; Described surfactant is a silicone oil; Described blowing agent is 141b; Described fire retardant 1 is that three (2-chloropropyl) phosphate, fire retardant 2 are three (β-chloroethyl) phosphate.
The thick color steel of 0.15mm entered in 80 ℃ the baking oven and carry out preheating, will be in proportion after the preheating (press mass ratio, PPG or PEPA: catalyst: surfactant: blowing agent: fire retardant 1: fire retardant 2: water: isocyanates MDI=100: 2.5: 1.5: 20: 8: 20: 3: polyalcohol combination material that 100) cooperates and isocyanates (guaranteeing that depth of foam is 20mm) cast are thereon, and enter the composite insulation boards tinuous production with the aluminium-foil paper as another surface layer and carry out foamed solidification, cut into the composite plate and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the air supply duct of heavy construction central air-conditioning.Described catalyst is A-33; Described surfactant is a silicone oil; Described blowing agent is 141b; Described fire retardant 1 is that three (2-chloropropyl) phosphate, fire retardant 2 are three (β-chloroethyl) phosphate.
Embodiment 4
The thick corrosion resistant plate of 0.2mm entered in 80 ℃ the baking oven and carry out preheating, will be in proportion after the preheating (press mass ratio, PPG or PEPA: catalyst: surfactant: blowing agent: fire retardant 1: fire retardant 2: water: isocyanates MDI=100: 1.0: 2: 25: 8: 20: 4: polyalcohol combination material that 120) cooperates and isocyanates (guaranteeing that depth of foam is 20mm) cast are thereon, and enter the composite insulation boards tinuous production with the galvanized steel plain sheet as another surface layer and carry out foamed solidification, cut into the composite plate and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the air supply duct of heavy construction central air-conditioning.Described catalyst is A-33; Described surfactant is a silicone oil; Described blowing agent is 141b; Described fire retardant 1 is that three (2-chloropropyl) phosphate, fire retardant 2 are three (β-chloroethyl) phosphate.
Claims (3)
1. polyurethane steel face composite air duct plate, it is characterized in that being provided with surface layer under steel face type upper layer, hard polyurethane foam heat-insulation layer and the metal, steel face type upper layer thickness is 0.1～0.5mm, the hard polyurethane foam insulation layer thickness is 20～100mm, and the thickness of surface layer is 0.05～0.5mm under the metal.
2. a kind of polyurethane steel face composite air duct plate as claimed in claim 1 is characterized in that the steel face type upper layer is color steel, galvanized steel plain sheet, tinplate or corrosion resistant plate.
3. a kind of polyurethane steel face composite air duct plate as claimed in claim 1 is characterized in that surface layer is color steel, galvanized steel plain sheet, tinplate, corrosion resistant plate, aluminium foil, aluminium-foil paper, aluminium sheet or aluminizer metal coating surface layer under the metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201022811U CN201246849Y (en) | 2008-05-13 | 2008-05-13 | Composite air duct plate of polyurethane steel surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201022811U CN201246849Y (en) | 2008-05-13 | 2008-05-13 | Composite air duct plate of polyurethane steel surface |
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| Publication Number | Publication Date |
|---|---|
| CN201246849Y true CN201246849Y (en) | 2009-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008201022811U Expired - Fee Related CN201246849Y (en) | 2008-05-13 | 2008-05-13 | Composite air duct plate of polyurethane steel surface |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873936A (en) * | 2012-09-27 | 2013-01-16 | 广东晟力新材料股份有限公司 | Bimetallic composite plate material and manufacturing process thereof |
| CN103507367A (en) * | 2012-06-18 | 2014-01-15 | 辽宁辽杰科技有限公司 | Composite sandwich thermal-insulation sheet material and preparation method thereof |
-
2008
- 2008-05-13 CN CNU2008201022811U patent/CN201246849Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507367A (en) * | 2012-06-18 | 2014-01-15 | 辽宁辽杰科技有限公司 | Composite sandwich thermal-insulation sheet material and preparation method thereof |
| CN102873936A (en) * | 2012-09-27 | 2013-01-16 | 广东晟力新材料股份有限公司 | Bimetallic composite plate material and manufacturing process thereof |
| CN102873936B (en) * | 2012-09-27 | 2016-06-15 | 广东晟力新材料股份有限公司 | Bi-metal composite panel and manufacturing process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20110513 |