CN101230595A - High-insulation ETFE film structure - Google Patents
High-insulation ETFE film structure Download PDFInfo
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- CN101230595A CN101230595A CNA2008100103996A CN200810010399A CN101230595A CN 101230595 A CN101230595 A CN 101230595A CN A2008100103996 A CNA2008100103996 A CN A2008100103996A CN 200810010399 A CN200810010399 A CN 200810010399A CN 101230595 A CN101230595 A CN 101230595A
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Abstract
A high heat preservation ETFE membrane structure comprises an ETFE membrane layer of a periphery fixed pulling cable, and a metal section clamp of a clamping pulling cable, which is assembled inside a chamber formed by a metal section component. The invention has the technical key points that: the ETFE membrane layer is composed of an outer layer membrane, a middle layer membrane and an inner layer membrane; at least two charging chambers are formed among all the layer membranes; a charging connector and a perforation gas nipple which are fixed on the layer membrane wall of all the charging chambers respectively utilize an air hose to be connected with a corresponding inflation system. The invention has simple structure and easy fabrication and installation, and effectively solves the problems of the poor insulating performance and the difficult charging of a plurality of chambers of the prior single cavity body membrane material, thereby not only improving the insulating performance of the membrane structure, but also ensuring the initial design effect of the architecture.
Description
Technical field
The present invention relates to a kind of peripheral structure of film building, particularly a kind of high-insulation ETFE film structure that is applicable to building curtain wall or roofing, it mainly is applicable to adopts ETFE film material as plane materiel, and by inflation pressurization formation multilayer inflatable chamber (being commonly called as pneumatic die cushion), possess the membrane structure building curtain wall of high heat preservation performance or the requirement of roofing to satisfy, belong to the building external envelope structure field of engineering technology.
Background technology
In modern architecture curtain wall or the roof structure extensive use ETFE film as thin-film material.Wherein " ETFE " is the abbreviation of English Ethylene Tetra Fluoro Ethylene, and Chinese is an ethylene-tetrafluoroethylene copolymer.ETFE film material has advantages of higher tensile strength, shock resistance and lear energy.Mounting process complexity, waste material, the appearance effect difference that the applicant once existed at prior art and be difficult to problem such as waterproof, a kind of " thin film curtain wall structure " is provided, its reasonable in design, solved the problem of above-mentioned existence effectively, it has quick for installation, easy to adjust, and is safe and reliable, the advantage that water-proof function is good, when satisfying the building function requirement, significantly improve the daylighting effect of building, reduce material cost and construction cost.At present, the thickness of ETFE film material is usually at 0.05～0.25mm.Along with the increase of thickness, the hardness of film material also will increase, and will be simultaneously more crisp,, difficulty of processing strengthens.Though ETFE film material more and more has been applied in the modern building fabric, it forms single gas-filled cavity structure based on the duplicature that the monofilm that does not need to inflate maybe needs to inflate mostly.At severe cold and cold district, the insulating power of monofilm or duplicature list gas-filled cavity structure is difficult to meet design requirement, in the architectural design of only adopting the ETFE membrane structure as building external envelope structure, increasing the number of plies of ETFE film and the quantity of gas-filled cavity is to improve the unique channel of ETFE membrane structure heat-insulating property.Duplicature list gas-filled cavity structure in the past only needs an inflation inlet can satisfy needs to inflating in the cavity.Because of gas-filled cavity is increased to two when above, can't inflate to outer inflatable chamber from the inflatable chamber of indoor, that is to say do not have to penetrate in the device of the outside inflatable chamber inflation of tunic of inflatable chamber, so the membrane structure of utilizing plural gas-filled cavity to improve heat-insulating property is not also arranged up to now.
Summary of the invention
The purpose of this invention is to provide a kind of high-insulation ETFE film structure, it is simple in structure, make and install easily, the insulating power difference and the multi-cavity body that have solved existing single cavity film material existence are effectively inflated problems such as difficulty, both improve the heat-insulating property of membrane structure, guaranteed the initial designs effect of building again.
The object of the present invention is achieved like this: this high-insulation ETFE film structure comprise peripheral fixed traction rope the ETFE rete, be assembled in the shape anchor clamps of the clamping drag cable in the cavity volume that the shape member forms, its technical essential is: described ETFE rete is made of outer membrane, interlayer film, inner layer film, form at least two inflatable chambers between each tunic, the charging connector and the perforation valve that are fixed on the tunic wall of each inflatable chamber utilize air hose to be connected with corresponding inflation system respectively.
Be fixed on charging connector platen end face and locking nut platen end face on the described tunic wall and be locked at the through hole both sides of tunic wall by being threaded.
Be fixed on perforation valve platen end face and locking valve platen end face on the described tunic wall and be locked at the through hole both sides of tunic wall by being threaded.
Because ETFE rete of the present invention is made of outer membrane, interlayer film, inner layer film, form at least two inflatable chambers between each tunic, be fixed on the tunic wall of each inflatable chamber charging connector with connect valve and utilize air hose to be connected respectively with corresponding inflation system, so it is simple in structure, make and install and all be easy to, the insulating power difference and the multi-cavity body that have solved existing single cavity film material existence are effectively inflated problems such as difficulty, can improve the heat-insulating property of ETFE membrane structure by the quantity that increases rete and inflatable chamber.And the retes that increase and original rete adopt the shape anchor clamps in " thin film curtain wall structure " of same drag cable and special use to be connected more, do not need to establish in addition syndeton, thus the saving cost.Charging connector is pawl type connection with connecting valve, makes things convenient for the plug of air hose.Different inflatable chambers is inflated by the air hose of corresponding air pressure, can regulate the inner gas pressure in each inflatable chamber at any time, thereby guarantees the exterior trim moulding of ETFE membrane structure.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described.
Fig. 1 is a kind of concrete structure schematic diagram that three inflatable chambers are arranged of the present invention.
Fig. 2 is the structural representation that the ETFE rete among Fig. 1 is connected with special-purpose metal section bar anchor clamps.
Fig. 3 is the concrete structure schematic diagram of a kind of charging connector among Fig. 1.
Fig. 4 is a kind of concrete structure schematic diagram that connects valve among Fig. 1.
Sequence number explanation among the figure: 1 charging connector, 2 connects valve, 3 outer membranes, 4 interlayer films, 5 inner layer films, 6 outer chambeies, 7 intermediate cavity, 8 inner layer cavities, 9 air hoses, 10 low inflation systems, 11 high-pressure aerated systems, 12 shape anchor clamps, 13 drag cables, 14 shape members, 15ETFE film, 16 charging connector platens, 17 locking nut platens, 18 perforation valve platens.
The specific embodiment
The present invention will be further described in detail according to Fig. 1-4.This high-insulation ETFE film structure comprises that periphery is fixed with the ETFE rete 15 of drag cable 13, is assembled in cavity volume interior also shape anchor clamps 12, inflatable chamber and the inflation system thereof of clamping drag cable 13 that shape member 14 forms.Special-purpose metal section bar anchor clamps and special-purpose metal section components and syndeton thereof in " thin film curtain wall structure " (seeing Chinese patent application 200810010045.1 for details) that structure employing the applicant of these shape anchor clamps 12 and shape member 14 designs alone.Wherein between each tunic of ETFE rete as shown in Figure 1, can form at least two inflatable chambers.
The ETFE rete that periphery in the present embodiment is fixed with drag cable 13 is made of outer membrane 3, interlayer film 4, inner layer film 5, has formed outer chamber 6, intermediate cavity 7 and inner layer cavity 8 totally three inflatable chambers between these four layers of ETFE films.On the tunic wall of each inflatable chamber, be fixed with charging connector 1 and connect valve 2, and utilize air hose 9 to be connected respectively each valve of being fixed with the inflation system of relevant pressure.Wherein charging connector 1 utilization is fixed on charging connector platen 16 end faces and locking nut platen 17 end faces on the tunic wall are locked at the tunic wall by being threaded through hole both sides, is connected with the inflation system 10 or 11 of relevant pressure by air hose 9 to be used for inflatable chamber is inflated.Connect valve 2 and utilize perforation valve platen 18 end faces that are fixed on the tunic wall and locking valve platen 17 end faces to be locked at the through hole both sides of tunic wall by being threaded, low inflation system 10 by air hose 9 and relevant pressure or high-pressure aerated system 11 are connected the tunic inflatable chamber outside adding that is used for penetrating an inflatable chamber and inflate.
In the present embodiment, when to inner layer cavity 8 inflations, directly the charging connector on the inner layer film 51 is connected with low inflation system 10 by air hose 9.
When to 6 inflations of outer chamber, the perforation valve 2 that connects on inner layer films 5 and the interlayer film 4 by air hose 9 earlier is connected with charging connector 1 on the intermediate coat 4 again, inflates by the low inflation system 10 that is connected with air hose 9 at last.
When to intermediate cavity 7 inflations, by perforation valve 2 on the air hose 9 connection inner layer films 5 and the charging connector 1 on the intermediate coat 4, connect high-pressure aerated system 11 by air hose 9 more earlier, can fill high pressure gas to intermediate cavity 7.Utilize draught head between intermediate cavity 7 and inner layer cavity 8 and the outer chamber 6 to guarantee the exterior trim effect of each inflatable chamber, also improved the heat-insulating property of membrane structure simultaneously to a greater extent.Just formed the high-insulation ETFE film structure of three inflatable chambers of four layers of ETFE film after the inflation with high heat preservation performance.
Claims (3)
1. high-insulation ETFE film structure, comprise peripheral fixed traction rope the ETFE rete, be assembled in the shape anchor clamps of the clamping drag cable in the cavity volume that the shape member forms, it is characterized in that: described ETFE rete is made of outer membrane, interlayer film, inner layer film, form at least two inflatable chambers between each tunic, the charging connector and the perforation valve that are fixed on the tunic wall of each inflatable chamber utilize air hose to be connected with corresponding inflation system respectively.
2. high-insulation ETFE film structure according to claim 1 is characterized in that: be fixed on charging connector platen end and locking nut platen end on the described tunic wall is locked at the tunic wall by being threaded through hole both sides.
3. high-insulation ETFE film structure according to claim 1 is characterized in that: be fixed on the perforation valve platen end on the described tunic wall and lock valve platen end by being threaded in the through hole both sides of tunic wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100103996A CN101230595A (en) | 2008-02-15 | 2008-02-15 | High-insulation ETFE film structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100103996A CN101230595A (en) | 2008-02-15 | 2008-02-15 | High-insulation ETFE film structure |
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| CN101230595A true CN101230595A (en) | 2008-07-30 |
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| CNA2008100103996A Pending CN101230595A (en) | 2008-02-15 | 2008-02-15 | High-insulation ETFE film structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102508504A (en) * | 2011-11-14 | 2012-06-20 | 上海交通大学 | ETFE air pillow structural test constant pressure control system |
| CN104763052A (en) * | 2015-03-25 | 2015-07-08 | 东南大学 | Foldable and unfoldable cable membrane truss structure |
| CN106761321A (en) * | 2017-01-23 | 2017-05-31 | 哈尔滨工业大学建筑设计研究院 | A kind of insulation enhancing component for being applied to severe cold area building window |
| CN114135099A (en) * | 2021-12-13 | 2022-03-04 | 中建协和建设有限公司 | Steel structure roof ETFE buckle type PVC membrane closing construction method |
| CN114182869A (en) * | 2021-12-21 | 2022-03-15 | 中国建筑第二工程局有限公司 | ETFE membrane air pillow daylighting roof structure and construction method thereof |
-
2008
- 2008-02-15 CN CNA2008100103996A patent/CN101230595A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102508504A (en) * | 2011-11-14 | 2012-06-20 | 上海交通大学 | ETFE air pillow structural test constant pressure control system |
| CN102508504B (en) * | 2011-11-14 | 2013-05-08 | 上海交通大学 | ETFE air pillow structural test constant pressure control system |
| CN104763052A (en) * | 2015-03-25 | 2015-07-08 | 东南大学 | Foldable and unfoldable cable membrane truss structure |
| CN106761321A (en) * | 2017-01-23 | 2017-05-31 | 哈尔滨工业大学建筑设计研究院 | A kind of insulation enhancing component for being applied to severe cold area building window |
| CN114135099A (en) * | 2021-12-13 | 2022-03-04 | 中建协和建设有限公司 | Steel structure roof ETFE buckle type PVC membrane closing construction method |
| CN114182869A (en) * | 2021-12-21 | 2022-03-15 | 中国建筑第二工程局有限公司 | ETFE membrane air pillow daylighting roof structure and construction method thereof |
| CN114182869B (en) * | 2021-12-21 | 2022-09-02 | 中国建筑第二工程局有限公司 | ETFE membrane air pillow daylighting roof structure and construction method thereof |
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Open date: 20080730 |