CN101736866B - Curved surface light-harvesting type sunshading lighting board - Google Patents
Curved surface light-harvesting type sunshading lighting board Download PDFInfo
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- CN101736866B CN101736866B CN200910223000A CN200910223000A CN101736866B CN 101736866 B CN101736866 B CN 101736866B CN 200910223000 A CN200910223000 A CN 200910223000A CN 200910223000 A CN200910223000 A CN 200910223000A CN 101736866 B CN101736866 B CN 101736866B
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Abstract
The invention relates to a curved surface light-harvesting type sunshading lighting board which comprises an indoor horizontal board, an outdoor bard horizontal section, board body upper glass, board body lower glass and an outdoor board. The indoor horizontal board, the outdoor board horizontal section and an outdoor board curved surface section are respectively arranged on both sides of the glass to separate the glass into the board body upper glass and the board body lower glass. The indoor horizontal board and the glass are connected and arranged in rooms, and the outdoor board horizontal section and the glass are connected and arranged outside the rooms. The outdoor board curved surface section is a section of the board body of the outdoor board horizontal section, which is far away from the glass end and is turnup. The invention provides a set of computing formulas for the structural dimensions of the components, and the computing formulas can be used by substituting the local parameters for different regions. As the scheme is adopted, the invention has the advantages of simple structure and convenient installation, can harvest 30% of summer sunlight to be used as indoor reflection and scatter lighting sources due to the particular curved surface design of the outdoor board part, and enables the buildings to be comfortable and save energy.
Description
Technical field
The invention belongs to the sunshade instrument field, relate to a kind of novel architectural shading member, be particularly useful for balance photo-thermal coupling contradiction.
Background technology
The sunshade form that is applied to build southern window at present is mainly horizontal sunshade, and it is installed on the window top, works to block direct sunlight, but has also reduced the room light flux simultaneously, makes the room daylighting deficiency of big depth.In order to overcome this problem; Current development abroad goes out the sunshade member of a kind of light shelf by name (reflective support); Its basic structure is a level board that is installed on the window glass middle and upper part; Be divided into indoor plate and outdoor plate two parts,, when hanging down latitude, can use simultaneously according to using ground latitude difference to select indoor plate or outdoor plate for use.This plate body can stop the direct solar radiation at nearly window place, can through the extremely indoor big depth place of the secondary reflection of furred ceiling, make every effort to take into account daylighting simultaneously in sunshade with outdoor light reflection to indoor furred ceiling again simultaneously.But when outdoor section is the level board moulding; Light when having only elevation angle low just maybe be through reflection through in the plate body eyebrow window glass inlet chamber; About 50 ° of particularly middle low latitudes sun altitude average of the whole year; Light can't reflect basically and replenish daylighting in the inlet chamber, indoor still maybe because of sunbreaker to block daylighting not enough.
Other has the improved mechanism of a light shelf; Original platy structure is changed fully; The geometry of dependence inclined-plane reflecting plate, secondary prism, two-way mirror is arranged and is realized that reflection, transmission to multiple incident angle light strengthen the daylighting effect, but shaded effects have been weakened.This mechanism structure is numerous and diverse, needs processing typing in advance, and internal construction is prone to take place the displacement failure phenomenon.
Summary of the invention
For the daylight that overcomes existing light shelf high sun altitude in seizure as the deficiency aspect the indoor secondary reflection daylighting; And the deficiency of improved mechanism aspect the technology terseness; The present invention provides a kind of curved surface light-harvesting type sunshading lighting board; This member is not only simple in structure, it is convenient to install, and with its unique outdoor plate portion curved surface design, the daylight of most of sun altitude incidents can be captured be reflected into indoor; Form scattering daylighting, really reach the effect that sunshade and daylighting develop simultaneously.
For achieving the above object; Solution of the present invention is: a kind of curved surface light-harvesting type sunshading lighting board; Comprise indoor horizontal plate, outdoor plate level section, plate body top glass, plate body bottom glass and outdoor plate curved sections; Indoor horizontal plate and outdoor plate level section, outdoor plate curved sections are installed on the both sides of glass respectively, and glass is divided into plate body top glass and plate body bottom glass two parts; Indoor horizontal plate and glass join and are installed on indoorly, and outdoor plate level section and glass join and is installed on outdoorly, and outdoor plate curved sections is to be installed in one section that outdoor plate level section plate body is upturned away from the glass end.
Further, said outdoor plate curved sections can with the integrated processing of outdoor plate level section, also can process back splicing separately to the outdoor plate level section outside.
Said indoor horizontal plate, outdoor plate level section and outdoor plate curved sections setting height(from bottom) are 2 meters.
The main body of said indoor horizontal plate, outdoor plate level section and outdoor plate curved sections is a plate body structure.
Said plate body material adopts aluminium sheet.
Southing according to the annual sun altitude in different regions, adopt following formula to confirm the physical dimension of member:
Indoor horizontal plate plate is wide to be:
d1＝A×tan(90°-α)
Wherein d1 is that the horizontal inner panel plate in chamber is wide, and A is a plate body top glass height, and α is a locality sun altitude southing minimum value in summer;
Outdoor plate level section plate is wide to be:
d2＝d1
Wherein d2 is that outdoor plate level section plate is wide;
During counting chamber outside plate curved sections, screen local annual sun altitude southing minimum β, and the sun altitude southing θ when filtering out summer 70% full sunshade,
Outdoor plate curved sections central angle is β,
Outdoor plate curved sections radius is:
R＝(B×tan(90°-θ)-d2)×tan(90°-θ/2)
Wherein R is outdoor plate curved sections radius, and B is a plate body bottom glass height, the sun altitude southing when θ is summer 70% full sunshade;
Outdoor plate curved sections plate is wide to be:
d3＝πRβ/180
Wherein d3 is that outdoor plate curved sections plate is wide, and β is outdoor plate curved sections central angle.
For latitude is the area of 31.4 degree, and its summer, minimum sun altitude southing was 53.2 °, 66.6 ° of the sun altitude southings during summer 70% full sunshade, and critical sun altitude is 35.2 °, then indoor horizontal plate width is:
d1＝A×tan∠36.8°＝0.75A
Wherein d1 is that indoor horizontal plate plate is wide, and A is a plate body top glass height;
Outdoor plate level section width is:
d2＝d1＝A×tan∠36.8°＝0.75A
Wherein d2 is that outdoor plate level section plate is wide;
According to geometrical relationship, the curved surface arc radius of then outdoor plate curved sections is:
R＝(B×tan∠23.4°-A×tan∠36.8°)×tan∠56.7°＝(0.43B-0.75A)×1.52
Wherein R is outdoor plate curved sections radius, and B is a plate body bottom glass height;
Outdoor plate curved sections width is:
d3＝πRβ/180＝1.52×π×(0.43B-0.75A)β/180
Wherein d3 is that outdoor plate curved sections plate is wide, and β is outdoor plate curved sections central angle.
Plate body is divided into indoor and outdoors two parts; Wherein outdoor plate is made up of horizontal segment and front end curved sections again; Indoor plate is fixed in indoor window frame or interior wall place, and outdoor plate level section is installed on outside and indoor plate isometry position, and the curved sections of outdoor plate stretches out from horizontal segment; And be circular arc and upwarp, so curved sections is spliced to the level board outside after can also can processing separately with the integrated processing of horizontal segment.Indoor plate is continued to use the level board moulding; Be mainly used in and block the direct sunlight of injecting through plate body top forms summer; Simultaneously this part sunlight is reflexed to indoor furred ceiling; Behind the furred ceiling secondary reflection, become the scattering daylighting at depth place, plate is wide to be confirmed according to local sun altitude excursion calculating in summer.Outdoor plate is divided into rear horizontal section and anterior curved sections again; The design level section all can be reflected through in the forms inlet chamber of plate body top the annual daylight that is projected to this section with arbitrary elevation angle, and the outer light of this horizontal segment width all can not reflex to during sun altitude indoor in which kind of in summer.Outdoor plate body front end then replaces the horizontal moulding of light shelf with the surface modeling that upwarps, the structural parameters of this curved sections (comprising radius of curvature, curved surface arc length, front edge of board perk height) all through screen a certain area annual by the time need the part of sunshade or daylighting capable of using to calculate counter pushing away in the sun altitude.Domestic other areas only need according to local sun altitude structure parameters to be made certain corrected Calculation when using and get final product, and have good applicability.
Operating principle of the present invention is for when meeting the demands, and the sun reflection of seizure different angles incident is gone into indoor, make it to become room scattering daylighting source, so the external control parameter in its structure design is local annual sun altitude and southing thereof.This invention simultaneously is based on a certain regional architecture design research and development, and angle is all screened the annual elevation angle from this area in the designing and calculating formula, when other regional application, needs to do to substitute correction with local altitude of the sun corner condition.
Outside having possessed all functions property effect of existing light shelf, the present invention also has following beneficial effect:
1. simple in structure, install convenient.
2. its unique outdoor plate portion curved surface design can be captured the daylight of most of sun altitude incidents to be reflected into indoor, forms scattering daylighting, can reach the effect that sunshade and daylighting develop simultaneously.
3. in summer, when keeping shaded effects, the cambered surface reflection can be caught summer of nearly 30% daylight as indoor reflection, scattering daylighting source more, thereby has promoted indoor natural lighting level; In the winter time, the front edge of board of perk does not block forming than low angle incident daylight, makes full use of natural lighting.Conscientiously reduce the energy consumption of throwing light on, eliminated the heat radiation of this part lighting simultaneously, further reduced air conditioning energy consumption, make building more comfortable and energy-conservation.
Description of drawings
Fig. 1 is the structure chart of curved surface light-harvesting type sunshading lighting board embodiment of the present invention.
Fig. 2 is the elevation of structure chart embodiment illustrated in fig. 1.
Fig. 3 is a fundamental diagram of the present invention.
The specific embodiment
Below in conjunction with the accompanying drawing illustrated embodiment the present invention is further described.
Shown in Fig. 1-2, the structural representation for an embodiment of the present invention comprises: indoor plate 1, outdoor plate level section 2, outdoor plate curved sections 3, plate body top glass 4 and plate body bottom glass 5.Indoor plate 1 and outdoor plate level section 2, outdoor plate curved sections 3 are installed on the both sides of window-glass respectively, and window-glass is divided into plate body top glass 4 and plate body bottom glass 5 two parts; Indoor plate 1 and glass join along continuous straight runs be installed on indoor, outdoor plate level section 2 and glass join along continuous straight runs be installed on outdoor, a section of being upturned away from the glass end for outdoor plate level section 2 plate bodys of outdoor plate curved sections 3.
The main body of indoor plate 1, outdoor plate level section 2 and outdoor plate curved sections 3 is a plate body structure, and plate body adopts aluminium sheet as material of main part, and thickness is 2mm-5mm.After can also can processing separately with the integrated processing of horizontal segment, curved sections splices to the horizontal segment outside.The base of three part plate bodys is installed on the equal height apart from ground, is the assurance result of use, and takes into account visual sense of beauty, and setting height(from bottom) preferably is taken as 2 meters.
As shown in Figure 3; In the curved surface light-harvesting type sunshading lighting board fundamental diagram; Be directed to through plate body top glass 4 and can be blocked and form reflection daylighting by indoor plate 1 than wide-angle incident daylight indoor summer; Outdoor plate level section 2 can be plate body bottom glass 5 with outdoor plate curved sections 3 and keeps the sun off, and all can this part sun reflection to indoor furred ceiling be increased daylighting simultaneously, if outdoor plate curved sections is changed to level; Then can't can not reach the effect that increases daylighting with this part light through in plate body top glass 4 inlet chambers.
Further, can confirm the key dimension parameter of indoor plate 1, outdoor plate level section 2 and outdoor plate curved sections 3, wherein, the long length of plate for the plate on every part plate edge and the window parallel direction, plate is wide be every part plate edge with the window vertical direction on the length of plate:
Indoor plate 1, the equal in length of outdoor plate level section 2 and outdoor plate curved sections 3, its plate personal attendant window width is confirmed, takes into account fixedly length in reserve during making simultaneously, can each reserve about 10cm flanging along the window width both sides, and with angle steel and wall mounted.
Indoor plate 1 is mainly done sunshade and is used; Target guarantees that summer is during minimum sun altitude; The pipeline of window-glass incident should be by the full sunshade of curved surface light-harvesting type sunshading lighting board through plate body top, and according to the southing of the local annual sun altitude that calculates gained, then indoor plate plate is wide to be:
d1＝A×tan(90°-α)
(wherein d1 is that indoor plate plate is wide, and A is a plate body top glass height, and α is a locality sun altitude southing minimum value in summer)
Outdoor plate is divided into rear horizontal section 2 and anterior curved sections 3 again, and horizontal segment 2 has sunshade and daylighting effect concurrently, this plate section utmost point
Outdoor plate is divided into rear horizontal section 2 and anterior curved sections 3 again; Horizontal segment 2 has sunshade and daylighting effect concurrently; Light outside this plate section limit width all can not be reflected onto during sun altitude indoor in summer in which kind of, and must utilize camber reflection just can be transmitted into plate body top window-glass.Then outdoor plate level section width is:
d2＝d1
(wherein d2 is that outdoor plate level section plate is wide) outdoor plate curved sections is to promote the core section that daylight is caught performance; When guaranteeing that the winter solar elevation angle is minimum; Solar incident ray just can be through curved surface perk end for it block, but the light direct projection is gone into indoor or is reflected into indoor through the curved surface light-harvesting type sunshading lighting board.During counting chamber outside plate curved sections, screen local annual sun altitude southing minimum β, and the sun altitude southing θ when filtering out summer 70% full sunshade, outdoor plate curved sections central angle is β,
Then outdoor plate curved sections radius is:
R＝(B×tan(90°-θ)-d2)×tan(90°-θ/2)
(R is outdoor plate curved sections radius, and B is a plate body bottom glass height, the sun altitude southing when θ is summer 70% full sunshade)
Outdoor plate curved sections plate is wide to be:
d3＝πRβ/180
(wherein d3 is that outdoor plate curved sections plate is wide, and β is outdoor plate curved sections central angle)
In the application example in 31.4 ° of a certain areas of north latitude, be 53.2 ° through calculating this area's summer minimum sun altitude southing, then indoor plate 1 width is:
d1＝A×tan∠36.8°＝0.75A
(wherein d1 is that indoor plate plate is wide, and A is a plate body top glass height)
Outdoor plate level section width is:
d2＝d1＝A×tan∠36.8°＝0.75A
(wherein d2 is that outdoor plate level section plate is wide)
During counting chamber outside plate curved sections; The annual sun altitude southing minimum β of screening this area; And 66.6 ° of sun altitude southings when filtering out summer 70% full sunshade; Outdoor plate curved sections central angle is β, and the critical sun altitude in this place is 35.2 °, and then the central angle of curved surface arc is 35.2 °.According to geometrical relationship, the curved surface arc radius of then outdoor plate curved sections is simultaneously:
R＝(B×tan∠23.4°-A×tan∠36.8°)×tan∠56.7°＝(0.43B-0.75A)×1.52
Outdoor plate curved sections width is:
d3＝πRβ/180＝1.52×π×(0.43B-0.75A)β/180
(wherein d3 is that outdoor plate curved sections plate is wide, and R is outdoor plate curved sections radius, and B is a plate body bottom glass height, and β is outdoor plate curved sections central angle)
The above-mentioned description to embodiment is can understand and use the present invention for ease of the those of ordinary skill of this technical field.The personnel of skilled obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the foregoing description, those skilled in the art should be within protection scope of the present invention for improvement and modification that the present invention makes according to announcement of the present invention.
Claims (7)
1. curved surface light-harvesting type sunshading lighting board; Comprise indoor horizontal plate, outdoor plate level section, plate body top glass and plate body bottom glass; It is characterized in that: also comprise outdoor plate curved sections; Indoor horizontal plate and outdoor plate level section, outdoor plate curved sections are installed on the both sides of glass respectively, and glass is divided into plate body top glass and plate body bottom glass two parts; Indoor horizontal plate and glass join and are installed on indoorly, and outdoor plate level section and glass join and is installed on outdoorly, and outdoor plate curved sections is to be installed in one section that outdoor plate level section plate body is upturned away from the glass end.
2. curved surface light-harvesting type sunshading lighting board as claimed in claim 1 is characterized in that: said outdoor plate curved sections and the integrated processing of outdoor plate level section, perhaps splice to the outdoor plate level section outside processing back separately.
3. curved surface light-harvesting type sunshading lighting board as claimed in claim 1 is characterized in that: said indoor horizontal plate, outdoor plate level section and outdoor plate curved sections setting height(from bottom) are 2 meters.
4. curved surface light-harvesting type sunshading lighting board as claimed in claim 1 is characterized in that: the main body of said indoor horizontal plate, outdoor plate level section and outdoor plate curved sections is a plate body structure.
5. curved surface light-harvesting type sunshading lighting board as claimed in claim 4 is characterized in that: said plate body material adopts aluminium sheet.
6. curved surface light-harvesting type sunshading lighting board as claimed in claim 1 is characterized in that:
Southing according to the annual sun altitude in different regions, adopt following formula to confirm the physical dimension of member:
Indoor horizontal plate plate is wide to be:
d1＝A×tan(90°-α)
Wherein d1 is that indoor horizontal plate plate is wide, and A is a plate body top glass height, and α is a locality sun altitude southing minimum value in summer;
Outdoor plate level section plate is wide to be:
d2＝d1
Wherein d2 is that outdoor plate level section plate is wide;
During counting chamber outside plate curved sections, screen local annual sun altitude southing minimum β, and the sun altitude southing θ when filtering out summer 70% full sunshade, outdoor plate curved sections central angle is β,
Outdoor plate curved sections radius is:
R＝(B×tan(90°-θ)-d2)×tan(90°-θ/2)
Wherein R is outdoor plate curved sections radius, and B is a plate body bottom glass height, the sun altitude southing when θ is summer 70% full sunshade; Outdoor plate curved sections plate is wide to be:
d3＝πRβ/180
Wherein d3 is that outdoor plate curved sections plate is wide, and β is outdoor plate curved sections central angle.
7. curved surface light-harvesting type sunshading lighting board as claimed in claim 6 is characterized in that:
For latitude is the area of 31.4 degree, and its summer, minimum sun altitude southing was 53.2 °, 66.6 ° of the sun altitude southings during summer 70% full sunshade, and critical sun altitude is 35.2 °, then indoor horizontal plate width is:
d1＝A×tan∠36.8°＝0.75A
Wherein d1 is that indoor horizontal plate plate is wide, and A is a plate body top glass height;
Outdoor plate level section width is:
d2＝d1＝A×tan∠36.8°＝0.75A
Wherein d2 is that outdoor plate level section plate is wide;
According to geometrical relationship, the curved surface arc radius of then outdoor plate curved sections is:
R＝(B×tan∠23.4°-A×tan∠36.8°)×tan∠56.7°＝(0.43B-0.75A)×1.52
Wherein R is outdoor plate curved sections radius, and B is a plate body bottom glass height;
Outdoor plate curved sections width is:
d3＝πRβ/180＝1.52×π×(0.43B-0.75A)β/180
Wherein d3 is that outdoor plate curved sections plate is wide, and β is outdoor plate curved sections central angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910223000A CN101736866B (en) | 2009-12-31 | 2009-12-31 | Curved surface light-harvesting type sunshading lighting board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910223000A CN101736866B (en) | 2009-12-31 | 2009-12-31 | Curved surface light-harvesting type sunshading lighting board |
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| Publication Number | Publication Date |
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| CN101736866A CN101736866A (en) | 2010-06-16 |
| CN101736866B true CN101736866B (en) | 2012-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910223000A Expired - Fee Related CN101736866B (en) | 2009-12-31 | 2009-12-31 | Curved surface light-harvesting type sunshading lighting board |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412405A (en) * | 2018-03-23 | 2018-08-17 | 北京工业大学 | A kind of window construction with sunshade lighting plate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991003682A1 (en) * | 1989-09-08 | 1991-03-21 | Queensland University Of Technology | Illuminating apparatus |
| CN2214468Y (en) * | 1994-12-29 | 1995-12-06 | 盛国成 | Combined rain parasol |
| CN201254936Y (en) * | 2008-08-26 | 2009-06-10 | 沈阳远大铝业工程有限公司 | Blind device of arced blade |
| CN201695595U (en) * | 2009-12-31 | 2011-01-05 | 同济大学 | Curved-surface light-trapping type sun-shading daylighting panel |
-
2009
- 2009-12-31 CN CN200910223000A patent/CN101736866B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991003682A1 (en) * | 1989-09-08 | 1991-03-21 | Queensland University Of Technology | Illuminating apparatus |
| CN2214468Y (en) * | 1994-12-29 | 1995-12-06 | 盛国成 | Combined rain parasol |
| CN201254936Y (en) * | 2008-08-26 | 2009-06-10 | 沈阳远大铝业工程有限公司 | Blind device of arced blade |
| CN201695595U (en) * | 2009-12-31 | 2011-01-05 | 同济大学 | Curved-surface light-trapping type sun-shading daylighting panel |
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| CN101736866A (en) | 2010-06-16 |
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