CN201237062Y - Steel surface type phenolic aldehyde composite air duct board - Google Patents
Steel surface type phenolic aldehyde composite air duct board Download PDFInfo
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- CN201237062Y CN201237062Y CNU2008201022826U CN200820102282U CN201237062Y CN 201237062 Y CN201237062 Y CN 201237062Y CN U2008201022826 U CNU2008201022826 U CN U2008201022826U CN 200820102282 U CN200820102282 U CN 200820102282U CN 201237062 Y CN201237062 Y CN 201237062Y
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Abstract
A steel surface type phenolic aldehyde composite air pipe board relates to a thermal insulation board, in particular to a steel surface type phenolic aldehyde composite air pipe board. The utility model aims to provide an omnipotent steel surface type phenolic aldehyde composite air pipe board for a central air-conditioning ventilating pipeline, which combines various advantages of a traditional galvanized iron sheet air pipe and the composite air pipe, has good thermal insulating effect, and can be widely applied to thermal insulating workshops, clean air-conditioning rooms, large-scale exhibition halls, high-rise buildings, modern villas and other fields. The composite air pipe board is provided with a steel surface type upper surface layer, a viscosity layer, a phenolic aldehyde foam heat thermal layer and a metal lower surface layer are arranged. The viscosity layer is arranged between the steel surface type upper surface layer and the phenol formaldehyde foam thermal insulation layer; the thickness of the steel surface type upper surface layer is 0.1 to 0.5 mm; the thickness of the phenol formaldehyde foam is 20 to 100 mm; and the thickness of the metal lower surface layer is 0.05 to 0.5 mm.
Description
Technical field
The utility model relates to a kind of warming plate, especially relates to a kind of steel face type phenolic aldehyde composite air duct plate.
Background technique
Ventilation duct 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 sheet iron airduct, inorganic glass fibre reinforced plastic blast pipe, combined light thermal insulation wind pipe etc.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 the heat insulation effect relative mistake 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, composite pnenolic aldehyde foam, polyurethane foam airduct then have advantages such as thermal conductivity is low, fire-protection rating is high, easy construction, long service life, it is a class combined light thermal insulation wind pipe (reference: the 1. Zhu Wei people preferably at present, the performance evaluation of air conditioning wind pipe material and selection, Refrigeration ﹠ Air-Conditioning, 2003, (3): 64; 2. ten thousand Xiong Feng, the overall merit of several air-line systems commonly used of central air-conditioner, Chinese air conditioner refrigerating net; 3. Zheng Yi, phenolic materials air conditioner airduct be applied to economic performance comparative analysis, Chinese air conditioner refrigerating net).
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 using process, providing a kind of combines traditional galvanized sheet iron airduct and the various advantages of composite air duct, good effect of heat insulation can be widely used in being incubated the Almightiness type steel face type phenolic aldehyde composite air duct plate of field central air-conditioner ventilation ducts such as factory building, clean air conditioner room, large-scale Exhibition hall, gymnasium, tall building, senior villa.
The utility model is provided with surface layer under steel face type upper layer, adhesion promoting layer, phenol formaldehyde foam thermal insulation layer and the metal.Adhesion promoting layer is located between steel face type upper layer and the phenol formaldehyde foam thermal insulation layer, and the thickness of steel face type upper layer is 0.1～0.5mm, and the thickness of phenol formaldehyde foam thermal insulation layer 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.
Adhesion promoting layer between steel face type upper layer and phenol formaldehyde foam thermal insulation layer can adopt materials such as fiberglass products and compound adhesive to constitute, and is used for improving the adhesion strength of phenolic aldehyde heat preserving foam and steel face type upper layer.Wherein fiberglass products can be selected at least a in glass fiber mat, fiberglass gridding cloth, fiberglass gridding composite felt, nonwovens, the aluminium foil series product etc. for use; Compound adhesive can be selected one or both the mixture in the glue such as butadiene-styrene latex, polyurethane adhesive, acrylate adhesive, butyl rubber, polyethylene be pure for use.
Surface layer can adopt color steel, galvanized steel plain sheet, tinplate, corrosion resistant plate, aluminium sheet, aluminium foil, aluminum foil paper, aluminium foil fibre cloth or aluminizer metal coating surface layer etc. under the metal.
The phenol formaldehyde foam thermal insulation layer is made up of expandable phenolic resin, surface active agent, stabilizer, plasticizer and curing agent, press mass ratio, the content of expandable phenolic resin, surface active agent, stabilizer, plasticizer and curing agent is expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: (1～5): (1～10): (1～15): (4～15).
Described surface active agent is universal surface active agents such as silicone oil, EL emulsifier, polysorbas20, Tween 80; Described stabilizer is the general stabilizers in market such as hydrocarbon blowing agents, 141b; Described plasticizer is little molecular chain auxiliary agents such as different molecular weight polyethylene glycol, polyvinyl alcohol; Described curing agent is that commercial sulphuric acid, phosphoric acid industry are with sour.
Steel face type phenolic aldehyde composite air duct plate described in the utility model can adopt following two kinds of methods preparation:
One, continuous working system may further comprise the steps:
1) compound to become the composite surface material standby with adhesion promoting layer and steel face type upper layer;
2) expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent is deployed in proportion, adopt the composite sheet tinuous production, solidifying, promptly get steel face type phenolic aldehyde heat preserving composite board, its concrete production technology is: incite somebody to action the deployed in proportion mixture that contains expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent and 50～80 ℃ of following heating post-foamings; Mixture is sprayed at compound plane materiel and down finalizes the design, promptly get product after the slaking, the demoulding through continuous production line equipment between the plane materiel.
Be to utilize complex machine that steel face type upper layer material evenly is coated with the last layer compound adhesive wherein with adhesion promoting layer and the compound composite surface material that becomes of steel face type upper layer, the extremely sticking hand of baking oven baking through 70～80 ℃, be 220～300 ℃ with the incombustible glass fibre goods in temperature then, pressure is compound under the heating compression roller of 0.4～0.7MPa, compound after 160～220 ℃ of oven for drying compound plane materiel.
Two, Batch Process method may further comprise the steps:
1) fiberglass products with adhesion promoting layer is compounded in earlier on the phenol formaldehyde foam sheet material as surface material, and a wherein other surface layer is a surface layer under the metal; Production technology is: incite somebody to action the deployed in proportion mixture that contains expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent and 50～80 ℃ of following heating post-foamings; Mixture is sprayed under surface material and the metal between the surface layer material through continuous production line equipment finalizes the design, promptly get prefabricated required phenol formaldehyde foam sheet material after the slaking, the demoulding.
2) with glue spraying or brushing in above-mentioned steps 1) on the fiberglass surfacing of goods, cold is to surface drying, and is compound with the roll-in of steel face type upper layer again, promptly gets steel face type phenolic aldehyde composite air duct plate.
The utility model adopt surface layer under phenol formaldehyde foam thermal insulation layer, steel face type upper layer, the metal and be located at the steel face type upper layer and the phenol formaldehyde foam thermal insulation layer between the adhesion promoting layer structure, so the heat insulating effect of airduct is good.During use the steel face type phenolic aldehyde heat preserving composite board material adopt identical with existing composite air duct cut, bonding, hvac duct that flange connects into the difformity size.
The utility model especially can be used for the air duct board of the supply air duct of heavy construction central air-conditioner, adopts the utility model airduct of making and the comparison that has other airduct now referring to table 1.
Table 1
| Project | The airduct that the utility model is made | Aluminium foil phenolic aldehyde composite air duct | The outer thermal insulation wind pipe of galvanized sheet iron | Glass wool airduct (interior band coating) |
| Insulation | Thermal insulation layer adopts phenol formaldehyde foam, thermal conductivity: 0.022W/m.k | Thermal insulation layer adopts phenol formaldehyde foam, thermal conductivity: 0.022W/m.k | Thermal insulation layer adopts glass fibre, and thermal insulation property is poor, thermal conductivity: 0.045 W/m.k | Thermal insulation layer adopts glass fibre, good heat insulating, thermal conductivity: 0.033W/m.k |
| Life-span | Shock-resistant and collision, cracky not; Anticorrosive and aging good, reach working life more than 30 years. | More not anti-collision, cracky; Corrosion-resistant, ageing resistance is good, reaches working life more than 20 years. | The easy-to-rust perforation, the life-span short (5-6 may reveal, and the life-span only is about 10 years) | The paperback aluminum foil protection, intensity difference often lost efficacy because of delamination makes airduct. |
| Health | No freon is made stabilizer, and the gas that overflows of burning is nontoxic, and internal surface is aluminium foil, clean light. | No freon is made stabilizer, and the gas that burning is overflowed is nontoxic, and two-sided clad aluminum foil, clean light. | The thermal insulation layer fibrous structure has glass fibre to come off, and easily get rusty in the air channel, breed bacteria. | Glass fibre easily comes off, and breed bacteria is harmful easily. |
| Weight | Panel weight: 2.8kg/m 2(20mm is thick) hangs, supports that conveniently the building load is low. | Panel weight: 1.4kg/m 2(20mm is thick) hangs, supports that conveniently the building load is low. | Panel weight: 8kg/m 2, to hang, the supporting structure heaviness, the building load increases. | Panel weight: 2kg/m 2, hang, support conveniently. |
| Water absorption rate | Sandwich layer thermal insulating material water absorption rate＜0.2% | Thermal insulating material water absorption rate＜0.2% | The thermal insulating material water absorption rate is high | Water absorption rate is high, and the distortion of suction back is risen and split |
| Disappear | Soundproof effect is obvious, not the transmitting vibrations noise | Soundproof effect is obvious, not the transmitting vibrations noise | No sound-absorbing effect | Can absorb noise |
| Connect | Adopt unique plastic-aluminum combined flange to connect, novel structure, good seal performance, no coagulated dew, fire prevention | The PVC flange connects, good seal performance, no coagulated dew. | Flange connects, and easily reveals, and insulation difficult treatment in joint often has coagulated dew to occur. | Socket connects, novel structure, and sealing joint is poor, easily breaks away from. |
| Install | It is convenient to install, and short construction period has only 1/5 of traditional galvanized sheet iron airduct, the on-the-spot change easily; Be equivalent to insulation in the iron sheet airduct. | It is convenient to install, and short construction period has only 1/5 of traditional galvanized sheet iron airduct, the on-the-spot change easily. | Complexity is installed, long construction period, the on-the-spot difficulty of changing. | It is convenient to install, short construction period, the on-the-spot change conveniently. |
| Effect is installed | Have the advantage of composite air duct and iron sheet airduct concurrently, brightly adorn attractive in appearancely, concealed installation can improve ceiling height, space availability ratio height to greatest extent. | Brightly adorn attractive in appearancely, concealed installation can improve ceiling height, space availability ratio height to greatest extent. | Bright dress weak effect, concealed installation takies than large space, and space availability ratio is low. | Bright dress is general, and concealed installation can improve ceiling height, space availability ratio height to greatest extent. |
| Fire prevention | Do not fire and anti-combustion, meet the requirement of GB17428-1998 standard, under 750 ℃ of Fire Ventilation situations, fire-resistant limitation reaches 1.5 hours, can guarantee the personnel escape to greatest extent! | Do not fire the A level, the gas that burning discharges is nontoxic. | Select different insulation materials for use, the flame retardant effect difference. | Thermal insulating material is not for firing the A level |
| Use | Having all advantages of composite air duct and iron sheet airduct concurrently, is composite air duct, is equivalent to traditional iron sheet airduct internal insulation structure again, with the two ingenious combining, is best air conditioning wind pipe system! | The place that can be widely used in industrial building, civil building, boats and ships, hospital, bathroom and other specific (special) requirements. | The tradition airduct is widely used, but high humidity environment is short working life. | The not high place of fitness for purpose, basement etc. have dustproof requirement and high humility place not to use. |
| The special application | Adpting flange could be directly used in outdoor air conduit after the further sun-proof processing of waterproof! | Can not be used for outdoor air conduit! | Can not be used for outdoor air conduit! | Can not be used for outdoor air conduit! |
Description of drawings
Fig. 1 is the utility model embodiment's a structural representation.
Embodiment
Referring to Fig. 1, the utility model is provided with surface layer 4 under steel face type upper layer 1, adhesion promoting layer 2, phenol formaldehyde foam thermal insulation layer 3 and the metal.Adhesion promoting layer 2 is located between steel face type upper layer 1 and the phenol formaldehyde foam thermal insulation layer 3, and steel face type upper layer 1 thickness is 0.1～0.5mm, and phenol formaldehyde foam thermal insulation layer 3 thickness are 20～100mm, and the thickness of surface layer 4 is 0.05～0.5mm under the metal.
The steel face type upper layer adopts color steel or galvanized steel plain sheet.Adhesion promoting layer adopts materials such as incombustible glass fibre goods and compound adhesive to constitute, and is used for improving the adhesion strength of phenolic aldehyde heat preserving foam and steel face type upper layer.Wherein the incombustible glass fibre goods are a kind of material or any two kinds (containing two kinds) the above compound body in incombustible glass fibre felt, incombustible glass fibre grid cloth, incombustible glass fibre grid composite felt, the fire-resisting type nonwovens; Compound adhesive is one or both the mixture in the glue such as butadiene-styrene latex, polyurethane adhesive, acrylate adhesive.
The phenol formaldehyde foam thermal insulation layer is to adopt expandable phenolic resin and certain amount of surfactant, stabilizer, plasticizer, curing agent etc. to make.Press mass ratio, expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: (1～5): (1～10): (1～15): (1～10): (4～15).
Described surface active agent is silicone oil, EL emulsifier, polysorbas20 or Tween 80 etc.; Described stabilizer is hydrocarbon blowing agents or 141b etc.; Described plasticizer is little molecular chain auxiliary agents such as different molecular weight polyethylene glycol, polyvinyl alcohol; Curing agent can adopt commercial acids such as commercial sulphuric acid, phosphoric acid.
Surface layer adopts galvanized steel plain sheet or aluminizer metal coating surface layer etc. under the metal.
Below provide manufacture process of the present utility model.
The prefabricated thick galvanized steel plain sheet of the 0.1mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 1: 8: 5: 10) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, 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 sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.Surface active agent is a silicone oil, and stabilizer is 141b, and plasticizer is polyethyleneglycol.Curing agent is selected 10% sulfuric acid for use.
The thick tinplate plate of the prefabricated 0.5mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 2: 1: 8: 4) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, 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 sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.Surface active agent is the EL emulsifier, and stabilizer is a hydrocarbon blowing agents, and plasticizer is polyethyleneglycol.Curing agent is selected 10% p-methyl benzenesulfonic acid for use.
The prefabricated thick color steel of the 0.15mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 3: 6: 7: 12) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, and enter the composite insulation boards tinuous production with the aluminum foil paper as another surface layer and carry out foamed solidification, cut into the composite sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.Surface active agent is a silicone oil, and stabilizer is 141b, and plasticizer is polyvinyl alcohol.Curing agent is selected 13% phosphoric acid for use.
Embodiment 4
The prefabricated thick corrosion resistant plate of the 0.2mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 5: 10: 10: 15) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, 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 sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.Surface active agent is polysorbas20 or Tween 80, and stabilizer is 141b, and plasticizer is polyvinyl alcohol.Curing agent is selected 8% pyrovinic acid for use.
Claims (4)
1. steel face type phenolic aldehyde composite air duct plate, it is characterized in that being provided with surface layer under steel face type upper layer, adhesion promoting layer, phenol formaldehyde foam thermal insulation layer and the metal, adhesion promoting layer is located between steel face type upper layer and the phenol formaldehyde foam thermal insulation layer, steel face type upper layer thickness is 0.1～0.5mm, the phenol formaldehyde 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 steel face type phenolic aldehyde 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 steel face type phenolic aldehyde composite air duct plate as claimed in claim 1, it is characterized in that adhesion promoting layer is that fiberglass products and compound adhesive constitute, wherein fiberglass products is at least a in glass fiber mat, fiberglass gridding cloth, fiberglass gridding composite felt, nonwovens, the aluminium foil series product.
4. a kind of steel face type phenolic aldehyde 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, aluminum foil paper, aluminium sheet or aluminizer metal coating surface layer under the metal.
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201022826U CN201237062Y (en) | 2008-05-13 | 2008-05-13 | Steel surface type phenolic aldehyde composite air duct board |
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201022826U CN201237062Y (en) | 2008-05-13 | 2008-05-13 | Steel surface type phenolic aldehyde composite air duct board |
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| CN201237062Y true CN201237062Y (en) | 2009-05-13 |
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| CNU2008201022826U Ceased CN201237062Y (en) | 2008-05-13 | 2008-05-13 | Steel surface type phenolic aldehyde composite air duct board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909697A (en) * | 2014-03-25 | 2014-07-09 | 浙江川科防保材料发展有限公司 | Composite air pipe plate and manufacturing method thereof |
-
2008
- 2008-05-13 CN CNU2008201022826U patent/CN201237062Y/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909697A (en) * | 2014-03-25 | 2014-07-09 | 浙江川科防保材料发展有限公司 | Composite air pipe plate and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20120510 Decision number of declaring invalidation: 18549 Granted publication date: 20090513 |