CN109138211A - A kind of passive type sunshade wall based on solar elevation - Google Patents
A kind of passive type sunshade wall based on solar elevation Download PDFInfo
- Publication number
- CN109138211A CN109138211A CN201811091879.XA CN201811091879A CN109138211A CN 109138211 A CN109138211 A CN 109138211A CN 201811091879 A CN201811091879 A CN 201811091879A CN 109138211 A CN109138211 A CN 109138211A
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- China
- Prior art keywords
- horizontal
- sunshading board
- connector
- sunshading
- solar elevation
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F10/00—Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Finishing Walls (AREA)
Abstract
The invention belongs to building energy saving fields, the invention discloses a kind of passive type sunshade wall based on solar elevation, including main wall body, several horizontal sunshading boards and several vertical sunshading boards, all horizontal sunshading boards are fixedly connected on the outside of the main wall body, all vertical sunshading boards are fixed on the outside of the main wall body by connector, the connector is equal with the adjacent horizontal sunshade plate spacing, and the horizontal sunshading board, the vertical sunshading board meet formula between the connector(H1To build location solar elevation, L is the horizontal sunshade board width, and b is the vertical sunshade board width, and m is the distance between the horizontal sunshading board and the connector, and n is the connector width).The present invention can adjust the size of setting sunshading board according to the size reasonable of solar elevation, reduce building air conditioning load.
Description
Technical field
The invention belongs to energy-saving building technology field more particularly to a kind of passive type sunshade walls based on solar elevation
Body.
Background technique
Building energy consumption accounts for 20% or more of social total energy consumption, and wherein accounts for about building energy consumption by the heat consumption of building enclosure
70%.In China, summer solar elevation is larger, and most of energy of solar radiation passes to interior by building enclosure,
Cause building summer refrigeration duty larger, to considerably increase summer air-conditioning energy consumption for cooling.In order to reduce solar radiant heat to enclosing
The influence of protection structure, reduces air conditioner refrigerating load, and existing technical solution is commonly divided into active and two class of passive type.Actively
The technical solution of formula includes the movable shutters sunshade that outside increases automatic control in wall or window；The technical solution of passive type
Including increasing the thickness of wall, using the heat-storage wall bodies such as such as Te Langbo wall, waterwall, selection multi-layer efficient windowpane etc..It is main
Dynamic formula power-saving technology, which needs to put into more financial resources, system also, can become complicated, not only increase regulation difficulty, but also increase maintenance
Management cost, and passive type power-saving technology also will increase the construction cost and maintenance cost of wall.
Summary of the invention
The technical problem to be solved by the present invention is multiple in order to solve system existing for existing construction wall power-saving technology
The problems such as miscellaneous, control difficulty is greatly, investment and construction cost are high, the present invention provides a kind of, and the passive type based on solar elevation hides
Positive wall solves the above problems.
The technical solution adopted by the present invention to solve the technical problems is: a kind of passive type sunshade based on solar elevation
Wall, including main wall body, several horizontal sunshading boards and several vertical sunshading boards, all horizontal sunshading boards are installed in described
Main wall outer side, all vertical sunshading boards pass through connector and are mounted on the main wall outer side, the connector and phase
The adjacent horizontal sunshade plate spacing is equal, the horizontal sunshading board, the vertical sunshading board, meet between the connector it is public
FormulaH in formula1To build two season of location summer and autumn solar elevation, L is that the horizontal sunshading board is wide
Degree, b are the vertical sunshade board width, and m is the distance between the horizontal sunshading board and the connector, and n is the connection
Part width.
Further, the width of the connector is less than the width of the horizontal sunshading board.
Further, to prevent the connecting member deformation, the end fixed vertical of the connector is mounted on described vertical
At the horizontal center line of sunshading board.
Further, for convenience of installing and saving material, the width of the vertical sunshading board is less than the vertical sunshading board
With the spacing of the adjacent horizontal sunshading board.
Further, in order to increase effect of the present invention, the horizontal sunshading board, the vertical sunshading board and the connector
It is made of the material with reflection function.
The utility model has the advantages that the present invention has rational design, structure is simple, light weight, simple installation, can be according to building location too
Positive elevation angle size reasonable adjusts the size of setting sunshading board, does not need auxiliary electric driving equipment, can be made into assembled architecture
Module adapts to assembled architecture and builds demand.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is design schematic diagram of the invention.
Fig. 3 is one structural schematic diagram of the embodiment of the present invention.
Fig. 4 is two structural schematic diagram of the embodiment of the present invention.
Fig. 5 is three structural schematic diagram of the embodiment of the present invention.
Fig. 6 is four structural schematic diagram of the embodiment of the present invention.
Wherein: 1. main wall bodies, 2. horizontal sunshading boards, 3. vertical sunshading boards, 4. connectors.
Specific embodiment
Embodiment one
Building is located at Fossils From Nanjing Area, Jiangsu in the present embodiment, and local latitude is 31 ° 14 of north latitude " to 32 ° 37 ", is located at summer heat
Winter cryogenic region, building orientation are north orientation, long 5m, wide 4m, high 3m, and the windowpane of a 1m × 1m, window are designed on every face wall
On the sunshading board of 1m × 0.5m, the high 1m of windowsill are installed.
It is summer solstice (June 21) that numerical value is 81 ゜, and solar elevation is most when the solar elevation maximum of In Nanjing
It is winter solstice (December 22) that numerical value is 35 ゜ when small.
The south orientation exterior wall of the building using the present invention, be distributed with 10 pieces of horizontal sunshading boards (removing the sunshading board on window),
10 pieces of vertical sunshading boards, 10 pieces of connectors, every piece of lateral sunshading board, vertical sunshading board and connector length are 1m, laterally
The distance between sunshading board and connector are 0.3m, and lateral sunshade board width is 0.5m, and vertical sunshade board width is 0.04m, even
The width of fitting is 0.05m.The horizontal sunshading board left end of most upper left side is 0.24m apart from high line, is 0.3m apart from roof, horizontal
Horizontal distance between adjacent sunshading board is 0.5m.According to formulaThe H being calculated1For 32 ゜, it is less than
35 ゜ of winter solstice.Using internationally recognized energy simulation software EnergyPlus, simulation, which is calculated in embodiment one, is built
Building annual refrigeration duty is 5.83GJ, than not reducing 0.28GJ, air-conditioning cold load reduction using common building of the invention
4.6%.
Embodiment two, what is different from the first embodiment is that the east orientation exterior wall of building has used the present invention, horizontally adjacent sunshade
Horizontal distance between plate is 0.3m, and remaining construction element is as in the first embodiment, using internationally recognized energy simulation software
EnergyPlus, it is 5.89GJ that simulation, which is calculated in embodiment two and builds annual refrigeration duty, than not using of the invention common
Building cooling load reduces 0.22GJ, and air conditioning energy consumption reduces 3.6%.
In embodiment three, what is different from the first embodiment is that when building east, south two sides main wall body use the present invention entirely, east orientation
Horizontal distance between the horizontally adjacent sunshading board of exterior wall is 0.3m, between the horizontally adjacent sunshading board of south orientation exterior wall it is horizontal away from
From for 0.5m, remaining construction element is as in the first embodiment, using internationally recognized energy simulation software EnergyPlus, simulation
Being calculated in embodiment three and building annual refrigeration duty is 5.58J, than not reduced using common building refrigeration duty of the invention
0.53GJ, air-conditioning cold load reduction 8.7%.
In example IV, what is different from the first embodiment is that when building East, West, South, North four sides main wall body uses invention entirely,
East, west to the distance between horizontally adjacent sunshading board of exterior wall be 0.3m, between south, the horizontally adjacent sunshading board of north orientation exterior wall
Horizontal distance is 0.5m, and remaining construction element is as in the first embodiment, using internationally recognized energy simulation software
It is 4.96GJ that EnergyPlus simulation, which is calculated in example IV and builds annual refrigeration duty, than not built commonly using of the invention
To build refrigeration duty reduce 1.15GJ, air-conditioning cold load reduction 18.82%.
By one, two, three, four calculated result of embodiment, compare not using building of the invention, present invention saves can
The building cooling load of sight, reduces air conditioning energy consumption, and energy-saving effect is significant.
Working principle:
Solar elevation calculation formula
H1=90 °-| α ± β | (1)
In formula: the latitude of α-locality；
β-subsolar point geographic latitude
"-" number indicates subsolar point and building in identical hemisphere；"+" number indicates subsolar point and building in difference
Hemisphere.
Assuming that the width of horizontal sunshading board 2 is L, the width of vertical sunshading board 3 is b, horizontal sunshading board 2 and connector 4
Distance is m, and the width of connector 4 is n, calculates the minimum solar elevation H of main wall body 1 of the invention1Formula should be met
It is greater than H when building local solar elevation1When, according to principle of reflection, the present invention can be anti-by most sunlights
It penetrates, avoids on sun light direct beam to main wall body, so that the main wall inside and outside temperature difference is smaller, according to the thermally conductive formula Q of planomural heat
=KA Δ T reduces due to transmitting temperature difference T inside and outside wall, and the positive direct solar radiation heat Q entered the room too can be reduced, and be dropped
Low building cooling load has saved the energy so that air conditioner refrigerating load becomes smaller.
It should be appreciated that described above, the specific embodiments are only for explaining the present invention, is not intended to limit the present invention.By
The obvious changes or variations that spirit of the invention is extended out are still in the protection scope of this invention.
Claims (5)
1. a kind of passive type sunshade wall based on solar elevation, which is characterized in that including main wall body (1), several horizontal screenings
Positive plate (2) and several vertical sunshading boards (3), all horizontal sunshading boards (2) are installed on the outside of the main wall body (1), institute
There is the vertical sunshading board (3) to be mounted on the outside of the main wall body (1) by connector (4), the connector (4) with it is adjacent
The horizontal sunshading board (2) spacing it is equal, the horizontal sunshading board (2), the vertical sunshading board (3), the connector (4)
Between meet formulaH in formula1To build two season of location summer and autumn solar elevation, L is the water
Flat sunshading board (2) width, b are vertical sunshading board (3) width, and m is the horizontal sunshading board (2) and the connector (4)
The distance between, n is the connector (4) width.
2. a kind of passive type sunshade wall based on solar elevation according to claim 1, which is characterized in that the company
The width of fitting (4) is less than the width of the horizontal sunshading board (2).
3. a kind of passive type sunshade wall based on solar elevation according to claim 1, which is characterized in that described perpendicular
The end of the connector (4) is vertically connected on to the horizontal center line of sunshading board (3).
4. a kind of passive type sunshade wall based on solar elevation according to claim 1, which is characterized in that described perpendicular
It is less than the spacing of two pieces of horizontal sunshading boards (2) adjacent thereto to the width of sunshading board (3).
5. a kind of passive type sunshade wall based on solar elevation according to claim 1, which is characterized in that the water
Flat sunshading board (2), the vertical sunshading board (3) and the connector (4) are made of the material with reflection function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811091879.XA CN109138211A (en) | 2018-09-19 | 2018-09-19 | A kind of passive type sunshade wall based on solar elevation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811091879.XA CN109138211A (en) | 2018-09-19 | 2018-09-19 | A kind of passive type sunshade wall based on solar elevation |
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| Publication Number | Publication Date |
|---|---|
| CN109138211A true CN109138211A (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811091879.XA Pending CN109138211A (en) | 2018-09-19 | 2018-09-19 | A kind of passive type sunshade wall based on solar elevation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016999A (en) * | 2019-01-15 | 2019-07-16 | 深圳市现代城市建筑设计有限公司 | A kind of modern architecture shading system |
| CN113309253A (en) * | 2021-06-03 | 2021-08-27 | 齐齐哈尔大学 | Passive form sunshade wall body based on sun altitude angle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85200028U (en) * | 1985-04-01 | 1985-12-20 | 清华大学 | Heat-accumulating wall with ventilators |
| IES20020381A2 (en) * | 2002-05-13 | 2003-07-23 | Thermal Profiles & Accessories | A sunshade for a curtain wall |
| CN203188400U (en) * | 2013-04-08 | 2013-09-11 | 江苏南方雄狮建设工程有限公司 | Waved energy-saving external wall |
| CN203924527U (en) * | 2014-05-21 | 2014-11-05 | 浙江亚厦幕墙有限公司 | A kind of vertical sunbreaker syndeton of curtain wall |
-
2018
- 2018-09-19 CN CN201811091879.XA patent/CN109138211A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85200028U (en) * | 1985-04-01 | 1985-12-20 | 清华大学 | Heat-accumulating wall with ventilators |
| IES20020381A2 (en) * | 2002-05-13 | 2003-07-23 | Thermal Profiles & Accessories | A sunshade for a curtain wall |
| CN203188400U (en) * | 2013-04-08 | 2013-09-11 | 江苏南方雄狮建设工程有限公司 | Waved energy-saving external wall |
| CN203924527U (en) * | 2014-05-21 | 2014-11-05 | 浙江亚厦幕墙有限公司 | A kind of vertical sunbreaker syndeton of curtain wall |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016999A (en) * | 2019-01-15 | 2019-07-16 | 深圳市现代城市建筑设计有限公司 | A kind of modern architecture shading system |
| CN113309253A (en) * | 2021-06-03 | 2021-08-27 | 齐齐哈尔大学 | Passive form sunshade wall body based on sun altitude angle |
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Application publication date: 20190104 |