CN101519947A

CN101519947A - Louvre blade and hollow glass louvre

Info

Publication number: CN101519947A
Application number: CN200910134278A
Authority: CN
Inventors: 金仁哲
Original assignee: Individual
Current assignee: CHANGSHU OTK CONSTRUCTION ENERGY-SAVING Co Ltd
Priority date: 2009-04-16
Filing date: 2009-04-16
Publication date: 2009-09-02

Abstract

The invention discloses a louvre blade with a heat reflection layer on the surface and a hollow glass louvre provided with the louvre blade. The louvre can improve the shading coefficient or the thermal insulation performance of hollow louvre glass and the total energy saving performance of the hollow louvre glass.

Description

Louvre blade and hollow glass shutter

Technical field

The present invention relates to a kind of louvre blade and be installed in the interior shutter of hollow glass.

Background technology

At present; energy-saving and emission-reduction are paid much attention in the whole world; under the overall background of protection environment; the power saving of glass for building purposes has caused people's attention; hollow glass in this case; LOW-E hollow glass etc. has obtained fast development and extensive use, and wherein, hollow louver glass (glass of blind is housed in the hollow glass) was so obtained fast development in recent years because also have the function of curtain when having good sunshade, heat insulation, sound insulation value.

Fig. 1 is the organigram to the utility model patent " shutter in the hollow glass " (patent No. is ZL200420057384.2) of Patent Office of the People's Republic of China's application in designer of the present invention on December 15th, 2004.The hollow glass shutter is by carriage 1, outside glass 6, indoor glass 7, and composition such as several louvre blades 4, also comprise the lifting stay cord shown in starting going to a nursery, the ladder rope, elevating mechanism, turn over mechanisms such as leaf, this structure can carry out operations such as the lifting, open and close of blind easily, and its operating principle no longer describes in detail here.

See also Fig. 1, the hollow louver glass in the known technology is by several louvre blades, the lifting stay cord, and the ladder rope, elevating mechanism turns over leaf mechanism, carriage, compositions such as glass.

Blind put down and closure state under, part sunlight was reflected to outdoor when shone louvre surface when sunshine through outside glass daytime, part sunlight is absorbed the gas temperature rising that makes in louvre blade and the hollow layer by louvre blade in addition, and heat is delivered to indoor by indoor glass; Night, that the part heat is reflected back toward was indoor when indoor heat sees through indoor glass when being radiated louvre surface, and the part heat is absorbed the gas temperature that makes in louvre blade and the hollow layer by louvre blade and raises in addition, and heat is delivered to outdoor by outside glass.

The louvre surface of Shi Yonging has versicolor common lacquer in the market, hollow louver glass industry is generally used the louvre blade of surperficial adularescent lacquer, though the louvre blade of surperficial adularescent lacquer has higher shading coefficient and heat-insulating property, but owing to be subjected to the restriction of the material of common lacquer own, the hollow louver glass shading coefficient and the heat-insulating property that further improve the louvre blade that there are various common lacquers on the surface are difficult.

Further improve hollow louver glass energy-efficient performance and become the important topic that needs solution.

Summary of the invention

The object of the present invention is to provide a kind of louvre blade, have better sunshade performance and heat-insulating property.

For realizing this purpose, louvre blade provided by the invention, all there is heat-reflecting layer on the whole surface of its one or both sides, can effectively carry out heat reflection.

The present invention also aims to provide a kind of hollow glass shutter, the louvre blade that there is heat-reflecting layer on the surface is housed.

The invention has the advantages that to have the heat-insulating property of higher shading coefficient and Geng Gao, therefore better energy-efficient performance is arranged.

Description of drawings:

Fig. 1 is the organigram of technology formerly;

Fig. 2 A is the hollow louver glass that a kind of louvre blade monoplanar surface of first embodiment of the invention has heat-reflecting layer, blind put down and closure state under the schematic diagram of (heat-reflecting layer is towards outdoor);

Fig. 2 B is the hollow louver glass that a kind of louvre blade monoplanar surface of the embodiment of the invention has heat-reflecting layer, blind put down and closure state under the schematic diagram of (heat-reflecting layer is towards indoor);

Fig. 2 C is the schematic diagram that a kind of louvre blade single face of the embodiment of the invention posts the louvre blade of thermal reflecting coating;

Fig. 2 D is that a kind of louvre blade single face of the embodiment of the invention is coated with the louvre blade that (plating) has heat-reflecting layer;

Fig. 3 is the hollow louver glass that a kind of louvre surface of the embodiment of the invention has heat-reflecting layer, and blind puts down and the schematic diagram of louvre blade under some angles;

Fig. 4 is the hollow louver glass that a kind of louvre surface of the embodiment of the invention has heat-reflecting layer, the schematic diagram when blind is all packed up;

There is the hollow louver glass of heat-reflecting layer on the two-sided surface of a kind of louvre blade of Fig. 5 A embodiment of the invention, blind put down and closure state under schematic diagram;

Fig. 5 B is the two-sided schematic diagram that posts the louvre blade of thermal reflecting coating of a kind of louvre blade of the embodiment of the invention;

Fig. 5 C is that the embodiment of the invention is a kind of and louvre blade is two-sided is coated with the louvre blade that (plating) has heat-reflecting layer;

Fig. 5 D is that a kind of and louvre blade of the embodiment of the invention is coated with the louvre blade that (plating) has the sandwich construction heat-reflecting layer.

The accompanying drawing sign:

1, carriage

4, louvre blade

5, heat-reflecting layer

6, outside glass

7, indoor glass

8, sunshine (line)

9, indoor heat radiation (line)

10, desiccant

11, fluid sealant

12, stick the heat-reflecting layer of film

13, the heat-reflecting layer of plating (being coated with)

14, louvre blade matrix

15, reflecting layer (multilayer such as chromium, titanium wait metal or its compound layer)

16, LOW-E layer (multilayer silver, copper, metal or other compound layers such as tin)

17, polyester (PET) topping

18, anti-scratch (SR) layer

The specific embodiment

Below in conjunction with the description of drawings specific embodiment.

Seeing also Fig. 2 A and Fig. 2 B, is respectively the hollow glass shutter that the louvre blade monoplanar surface has heat-reflecting layer, its blind put down and closure state under heat-reflecting layer towards schematic diagram outdoor and when indoor, described hollow louver glass is by carriage 1, the desiccant 10 in the carriage, outside glass 6, indoor glass 7, fluid sealant 11 and several are formed other lifting stay cord, ladder rope by the louvre blade 4 of heat-reflecting layer 5 etc., elevating mechanism turns over leaf mechanism etc. and does not show.

Among this embodiment, louvre blade 4 has heat-reflecting layer 5 for single face.When the outside temperature height needs sunshade, make the hollow louver glass be in the state of Fig. 2 A, promptly open shutter and form bigger reflecting surface, and the heat-reflecting layer 5 that makes louvre blade 4 is met to sunshine 8, because there is heat-reflecting layer 5 on louvre blade 4 surfaces, so more sunshine 8 is reflected to outdoor, improved the sunshade performance. after being absorbed by louvre blade 4, sunshine 8 passes to indoor heat owing to reduced by gas in the hollow layer and indoor glass 7, therefore can keep indoor lower temperature, can alleviate the load of air-conditioning, reach purpose of energy saving.And when indoor need the insulation, then can make the hollow louver glass be in the state of Fig. 2 b, the heat-reflecting layer 5 of louvre blade 4 is met to indoor, the far-infrared thermal radiation that indoor thermal source or object are sent is penetrated (line) 9 and is reflexed to indoor by louvre blade 4, because of there is heat-reflecting layer 5 on louvre blade 4 surfaces, so it is indoor that more indoor heat radiation reflexes to through indoor glass 7, so reduced the loss of indoor heat, improved the heat preservation energy-saving performance.

Fig. 2 C and Fig. 2 D make the schematic diagram of above-mentioned hollow louver glass with louvre blade, the heat-reflecting layer 5 of the louvre blade shown in Fig. 2 C is that handle is attached to louvre blade matrix 14 surfaces with thermal reflecting coating 12, and the advantage of making is to adopt the reflectance coating of different heat reflection performances according to actual needs like this; The heat-reflecting layer 13 of the louvre blade shown in Fig. 2 D is that the method on plating or way obtains heat-reflecting layer 5 on louvre blade matrix 14 surfaces, this heat-reflecting layer can be that single layer structure also can be a sandwich construction, and can reduce cost when having batch process, have the more firm advantage of combination of heat-reflecting layer and louvre blade matrix 14 simultaneously.

Fig. 3 is the hollow glass shutter that a kind of louvre surface of the embodiment of the invention has heat-reflecting layer, and blind puts down and the schematic diagram of louvre blade under some angles, can control sun light intensity in the inlet chamber by the angle that changes louvre blade.The hollow glass shutter has the rotating mechanism of adjusting louvre blade.When louvre blade adopted a surface that the reflecting layer is arranged, rotating mechanism can make louvre blade Rotate 180 degree, made the inboard or the outside that the light of the heat-reflecting layer reflection of louvre blade can the directive shutter.

Fig. 4 is the hollow louver glass that a kind of louvre surface of the embodiment of the invention has heat-reflecting layer, schematic diagram when blind is all packed up, when bright visual effect was provided, the radiant heat that can make full use of sunshine cold season reached purpose of energy saving under this state.

By above-mentioned explanation as can be known, louvre surface has the hollow louver glass of heat-reflecting layer, no matter be daytime or night, various weather, each season, different regions, all can obtain reasonable energy-efficient performance by attitude and the state that changes louvre blade, be sunshade performance or heat-insulating property, controllability is the characteristics of this hollow louver glass, and ordinary insulating glass and LOW-E hollow glass are not possess These characteristics.

See also Fig. 5 A, it is the hollow louver glass that all there is heat-reflecting layer on the two-sided surface of louvre blade, its blind put down and closure state under schematic diagram, as long as the two-sided surface of louvre blade all has the hollow louver glass of heat-reflecting layer that its blind is put down and closure state just has higher sunshade performance and heat-insulating property, so because of two-sided surface all have heat-reflecting layer needn't consider heat-reflecting layer towards (need consider when monoplanar surface has heat-reflecting layer heat-reflecting layer towards), so more convenient operation, Fig. 5 B is the two-sided louvre blade schematic diagram that all posts thermal reflecting coating 12 of louvre blade matrix 14, Fig. 5 C is the two-sided louvre blade schematic diagram that all plates or scribble heat-reflecting layer 13 of louvre blade matrix 14, and above-mentioned two kinds of louvre blades are that the two-sided surface of the louvre blade shown in the construction drawing 5A all has the hollow louver glass of heat-reflecting layer to use.Also can be provided with the reflecting layer of different reflectivity on two surfaces of louvre blade.During use, according to circumstances different, the surface of selecting different louvre blade reflecting layer towards.

Fig. 5 D the invention provides the embodiment that a kind of heat-reflecting layer adopts sandwich construction, and is specific as follows:

Surface at louvre blade matrix 14 is plated (being coated with) successively and is gone up by multilayer such as chromium; first reflecting layer 15 that metal such as titanium or its compound coating are formed, by multilayer silver; the LOW-E layer 16 that metal such as copper or tin or other compound are formed, polyester (PET) topping 17, anti-scratch (SR) layer 18.

Wherein, 16 pairs of infrared rays of LOW-E layer have very high reflectivity, are mainly used in ultrared reflection; 15 pairs of visible lights in first reflecting layer and infrared rays have higher reflectivity, are mainly used in visible reflection of light; Remaining light is by the reflection of the surface of louvre blade matrix 14, and certain roughness (Ra=0.8-3.2) can be processed in the surface of louvre blade matrix 14 can prevent effectively that like this minute surface from reflecting caused light pollution; The effect of polyester (PET) topping 17 is to prevent LOW-E layer 16 and reflecting layer 15 oxidations; Anti-scratch (SR) layer 18 prevents the scuffing in the louvre blade use.

Claims

1, a kind of louvre blade is characterized in that, there is heat-reflecting layer at least one surface of louvre blade.

2, louvre blade as claimed in claim 1 is characterized in that, the reflectivity of described heat-reflecting layer is more than or equal to 90%.

3, louvre blade as claimed in claim 1 is characterized in that, described heat-reflecting layer is thermal reflecting coating to be attached on the louvre blade matrix form.

4, louvre blade as claimed in claim 1 is characterized in that, described heat-reflecting layer is to plate or be coated on the louvre blade matrix to form.

5, louvre blade as claimed in claim 1 is characterized in that, described heat-reflecting layer is single layer structure or sandwich construction.

6, louvre blade as claimed in claim 5 is characterized in that, described sandwich construction heat-reflecting layer is first reflecting layer, LOW-E layer, polyester topping and anti-scratch layer from inside to outside.

7, louvre blade as claimed in claim 6 is characterized in that, described first reflecting layer is chromium, titanium or its compound coating.

8, louvre blade as claimed in claim 6 is characterized in that, described LOW-E layer is made up of silver, copper, tin metal or its compound.

9, louvre blade as claimed in claim 6 is characterized in that, the roughness on the surface of described matrix is: Ra=0.8-3.2.

10, a kind of hollow glass shutter that the described louvre blade of claim 1 to 9 is installed is characterized in that, has the rotating mechanism of adjusting louvre blade, makes the heat-reflecting layer of louvre blade can be towards the inboard or the outside of shutter.