CN211817238U - Novel passive evaporative cooling composite curtain wall structure - Google Patents
Novel passive evaporative cooling composite curtain wall structure Download PDFInfo
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- CN211817238U CN211817238U CN202020040741.3U CN202020040741U CN211817238U CN 211817238 U CN211817238 U CN 211817238U CN 202020040741 U CN202020040741 U CN 202020040741U CN 211817238 U CN211817238 U CN 211817238U
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- moisture absorption
- curtain wall
- reflection
- curtain
- evaporative cooling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The utility model relates to a novel compound curtain structure of passive evaporative cooling is applied to the wall body, locate the outer moisture absorption baffle of wall body and reflection curtain including the interval, the moisture absorption baffle is located between wall body and the reflection curtain, is equipped with first air bed between moisture absorption baffle and the reflection curtain, is equipped with the second air bed between moisture absorption baffle and the wall body, and second air bed upper end and lower extreme are equipped with the vent respectively, and the reflection curtain is equipped with guiding device, and guiding device extends to moisture absorption baffle direction from the reflection curtain. The reflection curtain can reflect certain solar radiation heat, and the wall body passes through the moisture absorption of moisture absorption baffle and the evaporation of moisture simultaneously, has prevented that the external world transmits the heat to indoorly, passes through the reflection curtain again with the heat and gives outdoors, for indoor cold volume that provides, has improved indoor thermal environment, has improved indoor travelling comfort, has reduced the energy consumption of air conditioner, is favorable to controlling the heat island effect in city.
Description
Technical Field
The utility model relates to a building technical field especially relates to a novel compound curtain wall construction of passive evaporative cooling.
Background
In recent years, the energy consumption of buildings accounts for 27.8% of the total energy consumption, wherein 38% of the energy consumption comes from the use of air conditioners in the buildings. In order to solve the sustainable development problem of buildings and energy sources, the indoor hot and humid environment should be adjusted by more 'passive' technologies, and the traditional 'active refrigeration' is gradually changed to the 'passive' mode, so that the energy is saved and the sustainability is realized.
In regions with seasonal climate and marine climate, the solar radiation is strong in summer, the temperature is high, the rainfall is abundant, and the seasonal climate is vigorous. The basic principle of building evaporation cooling is derived from passive evaporation cooling of the surface moisture of a building, and the cooling of the building can be realized, so that the aims of improving the quality of an indoor thermal environment and reducing the load of an air conditioner are fulfilled. Theoretically, the problem of evaporative cooling by solar energy aiming at reducing the temperature of the outer surface of a building envelope structure can be divided into two types according to the evaporation mechanism:
one is the evaporative cooling problem of free water surfaces, which includes impounded roofing, impounded floating objects, shallow impounded water, flowing water films, and complex spray measures, the common mechanism of which can be thought of as the heat and mass exchange process that occurs when a liquid free surface comes into direct contact with an air medium.
The other is the water storage evaporation cooling problem of the porous material, and the mechanism of the problem is very complicated. It is believed to be a heat and mass exchange process that is accomplished by a capillary-based heat and moisture coupled transport mechanism.
In order to reduce the energy consumption of the air conditioner, passive evaporative cooling technology has been researched and developed in recent years, and is mainly applied to roofs, and two aspects of reducing the transmission of external heat into rooms, reducing indoor cold load and improving the performance of the air conditioner are started by means of arranging porous materials, spraying equipment and the like. Although some of the solutions have been used in real life, there have been few attempts at widely used curtain wall construction.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists among the prior art, the utility model aims at: the utility model provides a novel compound curtain wall construction of passive evaporative cooling, it has improved indoor thermal environment, has improved indoor travelling comfort, has reduced the energy consumption of air conditioner, has reduced the building energy consumption effectively, is favorable to controlling the heat island effect in city.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel compound curtain structure of passive evaporative cooling, is applied to the wall body, locates the outer moisture absorption baffle and the reflection curtain of wall body including the interval, and the moisture absorption baffle is located between wall body and the reflection curtain, is equipped with first air bed between moisture absorption baffle and the reflection curtain, is equipped with the second air bed between moisture absorption baffle and the wall body, and second air bed upper end and lower extreme are equipped with the vent respectively, and the reflection curtain is equipped with guiding device, and guiding device extends to the moisture absorption baffle direction from the reflection curtain.
Further, the guiding device is an edge covering arranged on the reflecting curtain wall, and the edge covering inclines towards the moisture absorption partition plate.
Furthermore, an included angle theta is formed between the wrapping edge and the horizontal plane, and theta is more than or equal to 2 degrees and less than or equal to 5 degrees.
Furthermore, a spraying device is arranged above the moisture absorption partition plate.
Furthermore, a water tank is arranged at the lower end of the moisture absorption clapboard.
Further, still include fossil fragments, reflection curtain is connected to fossil fragments one end, and the moisture absorption baffle is connected to the fossil fragments other end.
Further, the reflection curtain wall is an aluminum plate curtain wall, and the surface of the aluminum plate curtain wall is coated with a reflection material.
Further, the moisture absorption partition is a porous polyester partition.
Compared with the prior art, the utility model, have following advantage:
the passive evaporative cooling technology and the reflection curtain wall technology are combined into a whole, the advantages are integrated, the moisture absorption partition plate is prevented from being close to a wall body, and a certain distance for heat supply and pressure ventilation can be reserved. The guide device arranged on the reflection curtain wall can collect rainwater to a certain extent. The reflection curtain wall can reflect certain solar radiation heat, and the wall body passes through the moisture absorption of moisture absorption baffle and the evaporation of moisture simultaneously, has prevented that the external world from transmitting the heat to indoorly, passes through the reflection curtain wall with the heat again and gives outdoors, for indoor cold volume that provides, has improved indoor thermal environment, has improved indoor travelling comfort, has reduced the energy consumption of air conditioner, has reduced the building energy consumption effectively, is favorable to controlling the heat island effect in city.
Drawings
Fig. 1 is a vertical cross-sectional view of an embodiment of the present invention.
Fig. 2 is a transverse sectional view of an embodiment of the present invention.
Description of reference numerals:
1-aluminum plate curtain wall, 11-edge wrapping; 2-porous polyester separator; 3-first air layer; 4-a second air layer; 5-wall body; 61-main keel, 62-cross keel.
Detailed Description
The present invention will be described in further detail below.
As shown in fig. 1 and 2, a novel passive evaporative cooling composite curtain wall structure is applied to a wall body 5, and comprises a moisture absorption partition plate and a reflection curtain wall which are arranged outside the wall body 5 at intervals, wherein the moisture absorption partition plate is arranged between the wall body 5 and the reflection curtain wall, a first air layer 3 is arranged between the moisture absorption partition plate and the reflection curtain wall, a second air layer 4 is arranged between the moisture absorption partition plate and the wall body 5, the upper end and the lower end of the second air layer 4 are respectively provided with a vent, the reflection curtain wall is provided with a flow guide device, and the flow guide device extends from the reflection curtain wall to.
In rainy days, rainwater enters the moisture absorption partition plate from the upper parts of the first air layer 3 and the second air layer 4, and is absorbed by the moisture absorption partition plate with good moisture absorption, so that water storage of the moisture absorption partition plate is completed.
In sunny days, the sun irradiates the reflecting curtain wall, the reflecting curtain wall can reflect partial solar radiation, and heat transmitted into the wall body 5 is reduced. Meanwhile, the outdoor solar radiation transfers heat through the reflecting curtain wall, so that the water in the moisture absorption partition plate absorbs heat, evaporates and cools to take away the heat of the second air layer 4 and the wall body 5.
At night, the outdoor temperature drops rapidly, the thermal inertia of the reflection curtain wall is small, the temperature drops rapidly, water vapor left in the first air layer 3 between the reflection curtain wall and the moisture absorption partition plate meets the condensation water of the reflection curtain wall, and the water vapor is provided with the flow guide device which extends towards the moisture absorption partition plate from the reflection curtain wall, so that the condensed water drops on the moisture absorption partition plate from the reflection curtain wall through the flow guide device for evaporative cooling in daytime, and the recycling of part of water is completed.
Under the high temperature and high humidity weather condition, because second air bed 4 upper end and lower extreme between moisture absorption baffle and the wall body 5 are equipped with the vent respectively, can take away too much vapor through hot pressing ventilation, the air flow takes away the heat in second air bed 4, has accelerated the evaporation rate on moisture absorption baffle surface when to reach the effect of cooling.
The utility model discloses to unite two into one passive evaporative cooling technique and reflection curtain technique, synthesize the advantage, avoid moisture absorption baffle next-door neighbour wall body 5, can leave the certain distance heat supply and press the ventilation. The guide device arranged on the reflection curtain wall can collect rainwater to a certain extent. The reflection curtain wall can reflect certain solar radiation heat, and the moisture absorption of wall body 5 through the moisture absorption baffle simultaneously and the evaporation of moisture have prevented that the external world from transmitting the heat to indoorly, pass the heat through the reflection curtain wall again and give outdoors, for indoor cold volume that provides, improved indoor thermal environment, improved indoor travelling comfort, reduced the energy consumption of air conditioner, reduced the building energy consumption effectively, be favorable to controlling the heat island effect in city.
The guiding device is an edge cover 11 arranged on the reflecting curtain wall, and the edge cover 11 inclines towards the moisture absorption partition plate.
Through the edge covering 11 inclined to the moisture absorption partition plate, condensed water on the reflection curtain wall can be guided to the moisture absorption partition plate, so that recycling of part of water is completed.
In this embodiment, the reflection curtain wall includes an upper curtain wall and a lower curtain wall, and the lower end of the upper curtain wall and the upper end of the lower curtain wall are respectively provided with an edge cover 11 inclined towards the lower end of the moisture absorption partition plate. The condensed water on the upper curtain wall can flow to the moisture absorption clapboard through the edge covering 11.
An included angle theta is formed between the edge covering 11 and the horizontal plane, and theta is more than or equal to 2 degrees and less than or equal to 5 degrees.
The smaller inclination angle can guide the condensed water to the moisture absorption partition plate, and the normal use of the reflection curtain wall is not influenced.
A spraying device is arranged above the moisture absorption clapboard.
Considering that solar radiation is strong in summer in hot summer and warm winter, a spraying device is arranged above the moisture absorption partition plate, and when the rainfall is insufficient or the moisture content of the moisture absorption partition plate is seriously insufficient, mechanical water supplement can be carried out so as to enhance the passive evaporative cooling effect.
The lower end of the moisture absorption clapboard is provided with a water tank.
The basin can retrieve unnecessary moisture when rainy day or spraying. The water tank is provided with a water pump which is connected with a spraying device, and the water pump pumps water recovered from the water tank to the spraying device above the moisture absorption partition plate for recycling.
The utility model discloses the structure still includes fossil fragments, and the reflection curtain is connected to fossil fragments one end, and the moisture absorption baffle is connected to the fossil fragments other end.
The reflection curtain is installed in fossil fragments one end, because the demand of reflection curtain installation, reflection curtain has certain interval (usually about 50 mm) with fossil fragments, has certain interval between reflection curtain and the moisture absorption baffle promptly to supply the vapor in the first air bed 3 to condense into water at night.
The moisture absorption baffle is fixed in the fossil fragments other end of reflection curtain, can not increase 5 thicknesses of wall body, avoids moisture absorption baffle next-door neighbour wall body 5 simultaneously, can leave the second air bed 4 heat supply pressure ventilation of certain distance.
In this embodiment, the keels include main keels 61 and cross keels 62. The moisture absorption partition plates are arranged on the cross keels 62, and the reflection curtain wall is provided with a plurality of blocks which are respectively arranged on the main keels 61. A certain distance is left between the moisture absorption clapboard and the reflection curtain wall.
Preferably, the reflective curtain wall is an aluminum plate curtain wall 1, and the surface of the aluminum plate curtain wall 1 is coated with a reflective material.
The aluminum plate curtain wall 1 has low quality, and the aluminum plate curtain wall 1 coated with the reflecting material can reflect solar radiation heat to a certain degree.
The moisture absorption separator is a porous polyester separator 2.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (8)
1. The utility model provides a novel compound curtain wall construction of passive evaporative cooling, is applied to the wall body, its characterized in that: locate outer moisture absorption baffle of wall and reflection curtain including the interval, the moisture absorption baffle is located between wall body and the reflection curtain, is equipped with first air bed between moisture absorption baffle and the reflection curtain, is equipped with the second air bed between moisture absorption baffle and the wall body, and second air bed upper end and lower extreme are equipped with the vent respectively, and the reflection curtain is equipped with guiding device, and guiding device extends to the moisture absorption baffle direction from the reflection curtain.
2. A novel passive evaporative cooling composite curtain wall construction as defined in claim 1 wherein: the guiding device is an edge covering arranged on the reflecting curtain wall, and the edge covering inclines towards the moisture absorption partition plate.
3. A novel passive evaporative cooling composite curtain wall construction as defined in claim 2 wherein: an included angle theta is formed between the wrapping edge and the horizontal plane, and theta is more than or equal to 2 degrees and less than or equal to 5 degrees.
4. A novel passive evaporative cooling composite curtain wall construction as defined in claim 1 wherein: a spraying device is arranged above the moisture absorption clapboard.
5. A novel passive evaporative cooling composite curtain wall construction as claimed in claim 4 wherein: the lower end of the moisture absorption clapboard is provided with a water tank.
6. A novel passive evaporative cooling composite curtain wall construction as defined in claim 1 wherein: still include fossil fragments, reflection curtain is connected to fossil fragments one end, and the moisture absorption baffle is connected to the fossil fragments other end.
7. A new passive evaporative cooling composite curtain wall construction as claimed in any one of claims 1 to 6 wherein: the reflection curtain wall is an aluminum plate curtain wall, and the surface of the aluminum plate curtain wall is coated with a reflection material.
8. A novel passive evaporative cooling composite curtain wall construction as defined in claim 7 wherein: the moisture absorption clapboard is a porous polyester clapboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040741.3U CN211817238U (en) | 2020-01-09 | 2020-01-09 | Novel passive evaporative cooling composite curtain wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040741.3U CN211817238U (en) | 2020-01-09 | 2020-01-09 | Novel passive evaporative cooling composite curtain wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211817238U true CN211817238U (en) | 2020-10-30 |
Family
ID=73050220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020040741.3U Expired - Fee Related CN211817238U (en) | 2020-01-09 | 2020-01-09 | Novel passive evaporative cooling composite curtain wall structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211817238U (en) |
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2020
- 2020-01-09 CN CN202020040741.3U patent/CN211817238U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20220109 |