CN217481106U

CN217481106U - Composite cooling building window based on solar chimney effect

Info

Publication number: CN217481106U
Application number: CN202221258779.3U
Authority: CN
Inventors: 戚静; 孙巍铭; 卞关平; 刘忠宝; 黄勇; 韦自妍; 王欢欢; 宫浩惠
Original assignee: Hangzhou Haiao Lvjian Technology Co ltd; Beijing University of Technology
Current assignee: Hangzhou Haiao Lvjian Technology Co ltd; Beijing University of Technology
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-09-23
Anticipated expiration: 2032-05-24

Abstract

The utility model provides a composite cooling building window based on solar chimney effect, which comprises a wall body and a window arranged on the wall body, wherein the wall body is provided with a heat dissipation channel positioned outside the window, and the heat dissipation channel is provided with double-layer glass aligned with the window; the outer side wall of the wall body is provided with a solar heat absorbing plate positioned above the window, and the solar heat absorbing plate can heat air in the heat dissipation channel; an evaporative cooling system communicated with the heat dissipation channel and an airflow conveying system for conveying cold air to the evaporative cooling system are further arranged below the wall body; the situation that outdoor heat enters the room to cause energy consumption rise is avoided under the situation that indoor lighting is guaranteed to be normal.

Description

Composite cooling building window based on solar chimney effect

Technical Field

The utility model relates to an energy-conserving building technical field, concretely relates to compound cooling building window based on solar energy chimney effect.

Background

The building industry accounts for nearly one third of global greenhouse gas emission and accounts for more than 40% of global energy demand, air conditioning load is rapidly increased in recent decades due to improvement of life quality and rapid urbanization, researches show that about 32% of the electricity consumption of the building department in the world comes from an air conditioning system, and glass surface is a main factor causing high air conditioning load of buildings.

Glass designs are essential in modern designs, but they are susceptible to outdoor conditions. Direct solar radiation passes through the window into the building interior, where a portion radiates to the indoor environment and another portion is absorbed by the glass surfaces, increasing their temperature. The glass surface is therefore one of the main parameters that lead to an increase in the cold load of buildings in hot climates.

Many researchers have conducted extensive studies on how to reduce the cooling load caused by the glass surface, and have proposed solutions such as changing the orientation of the glass surface in a building and using absorptive materials such as vanadium dioxide thermochromic glass, but these methods either require design in the building construction or are expensive and harsh in terms of use.

Therefore, although the mode of improving the glass can realize internal energy saving, the manufacturing cost is high, and if the window is cooled on a building to reduce the outdoor heat entering and keep the lighting effect of the window, the requirement of an energy-saving building can be realized.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a compound cooling building window based on solar energy chimney effect has solved and has cooled down the window and avoid outdoor heat to get into the indoor problem that causes the energy consumption to rise under the condition of guaranteeing indoor daylighting.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a composite cooling building window based on a solar chimney effect comprises a wall body and a window arranged on the wall body, wherein a heat dissipation channel positioned on the outer side of the window is arranged on the wall body, and double-layer glass aligned with the window is arranged on the heat dissipation channel;

the outer side wall of the wall body is provided with a solar heat absorbing plate positioned above the window, and the solar heat absorbing plate can heat air in the heat dissipation channel;

and an evaporative cooling system communicated with the heat dissipation channel and an airflow conveying system for conveying cold air to the evaporative cooling system are further arranged below the wall body.

Preferably, the air flow conveying system comprises an air conveying pipe connected with the evaporative cooling system, and a drying wheel and a heat exchanger which are arranged on the air conveying pipe;

the drying wheel is connected with a first fan;

the drying wheel is also connected with an electric heater and a second fan connected to the electric heater.

Preferably, the evaporative cooling system comprises a water storage tank arranged below the heat dissipation channel and an atomizing nozzle arranged on the water storage tank;

an air channel connected with the air conveying pipe is further arranged on one side of the water storage tank;

the atomizing device also comprises a water pump communicated with the water storage tank and the atomizing nozzle.

Preferably, the drying wheel is filled with a drying agent, and the drying agent is an aluminum fumarate composite material.

Preferably, the surface of the solar heat absorbing plate is coated with a selective absorbing coating.

Preferably, the atomizing nozzles are a plurality of and are arranged on the positioning plate in a circular array mode.

Preferably, the ratio of the diameters of the air inlet and the air outlet of the atomizing nozzle is 50: 1.

Compared with the prior art, the utility model discloses following beneficial effect has:

through addding the heat dissipation passageway in the wall body outside to setting up double glazing in corresponding window position and guaranteeing the window daylighting, through utilizing the chimney effect can go up the hot-air come-up of heat dissipation passageway top and drive the cold air rebound of below, thereby form the heat transfer and enclose the cooling to the window outdoors when the window, and avoid outdoor heat to get into indoorly, let indoor energy consumption reduce.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the present invention for guiding the flow of cool air;

in the figure, the position of the first and second end faces,

the device comprises a first fan 1, a drying wheel 2, an electric heater 3, a second fan 4, a heat exchanger 5, a water storage tank 6, double-layer glass 7, a solar heat absorption plate 8, a heat dissipation channel 9, a wall 10, an atomizing nozzle 11, an air duct 12 and a water pump 13.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1-2, an embodiment of the present invention provides a composite cooling building window based on a solar chimney effect, including a wall 10 and a window installed on the wall 10, wherein a heat dissipation channel 9 located outside the window is provided on the wall 10, and a double-layer glass 7 aligned with the window is installed on the heat dissipation channel 9; a solar heat absorbing plate 8 positioned above the window is arranged on the outer side wall of the wall 10, and the solar heat absorbing plate 8 can heat the air in the heat dissipation channel 9; an evaporative cooling system communicated with the heat dissipation channel 9 and an airflow conveying system for conveying cold air to the evaporative cooling system are further arranged below the wall body 10; form the lower cold air gathering of temperature through air conveying system and evaporation cooling system cooperation bottom the window, then form chimney effect after heating the air of radiating passage 9 top through solar energy absorber plate 8, make the air come-up that the top is heated flow from this, and drive the cold air rebound of below gathering, then can form the cooling to the window through the window position, avoid in external heat transmits the window to reduce indoor lowering the temperature and the energy consumption that produces.

Specifically, the airflow conveying system comprises an air conveying pipe connected with the evaporative cooling system, a drying wheel 2 and a heat exchanger 5, wherein the drying wheel 2 and the heat exchanger 5 are installed on the air conveying pipe; the drying wheel 2 is connected with a first fan 1; meanwhile, the drying wheel 2 is also connected with an electric heater 3 and a second fan 4 connected with the electric heater 3; the air is conveyed to the electric heater 3 through the second fan 4 to be heated and then enters the drying wheel 2 to form heating of the air entering the drying wheel 2 through the first fan 1, and the heated air is kept to be subjected to dehumidification effect; after temperature reduction by the heat exchanger 5, cool air is delivered to the evaporative cooling system.

The evaporative cooling system comprises a water storage tank 6 arranged below the heat dissipation channel 9 and an atomizing nozzle 11 arranged on the water storage tank 6, wherein one side of the water storage tank 6 is also provided with an air duct 12 connected with the air delivery pipe, and the evaporative cooling system further comprises a water pump 13 communicated with the water storage tank 6 and the atomizing nozzle 11; the water in the water storage tank 6 is conveyed to the atomizing nozzle 11 through the water pump 13 to generate a plurality of fine water molecules, so that the temperature of the ambient air is further reduced and humidified, and the heat in the heat dissipation channel 9 is taken away along with the evaporation process in the rising process; specifically, the atomizing nozzles 11 are arranged on the positioning plate in a circular array mode, and the diameter ratio of the air inlet to the air outlet of the atomizing nozzles 11 is 50:1, so that the atomizing effect can be improved.

Specifically, a drying agent is filled in the drying wheel 2, and the drying agent is an aluminum fumarate composite material, so that input air can be dehumidified; meanwhile, the selective absorption coating is coated on the surface of the solar heat absorption plate 8, so that the absorption effect on solar heat energy can be effectively increased.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A composite cooling building window based on solar chimney effect, its characterized in that: the window-type heat dissipation structure comprises a wall body (10) and a window arranged on the wall body (10), wherein a heat dissipation channel (9) located on the outer side of the window is arranged on the wall body (10), and double-layer glass (7) aligned with the window is arranged on the heat dissipation channel (9);

the outer side wall of the wall body (10) is provided with a solar heat absorbing plate (8) positioned above the window, and the solar heat absorbing plate (8) can heat air in the heat dissipation channel (9);

and an evaporative cooling system communicated with the heat dissipation channel (9) and an airflow conveying system for conveying cold air to the evaporative cooling system are further arranged below the wall body (10).

2. The composite cooling building window based on solar chimney effect according to claim 1, characterized in that: the air flow conveying system comprises an air conveying pipe connected with the evaporative cooling system, a drying wheel (2) installed on the air conveying pipe and a heat exchanger (5);

the drying wheel (2) is connected with a first fan (1);

the drying wheel (2) is also connected with an electric heater (3) and a second fan (4) connected to the electric heater (3).

3. A composite cooling building window based on solar chimney effect according to claim 2, characterized in that: the evaporative cooling system comprises a water storage tank (6) arranged below the heat dissipation channel (9) and an atomizing nozzle (11) arranged on the water storage tank (6);

an air duct (12) connected with the air delivery pipe is also arranged on one side of the water storage tank (6);

the device also comprises a water pump (13) which is communicated with the water storage tank (6) and the atomizing nozzle (11).

4. A composite cooled building window based on solar chimney effect according to claim 2 or 3 characterized in that: the drying wheel (2) is filled with a drying agent, and the drying agent is an aluminum fumarate composite material.

5. The composite cooling building window based on solar chimney effect according to claim 4, characterized in that: the surface of the solar heat absorbing plate (8) is coated with a selective absorbing coating.

6. A composite cooling building window based on solar chimney effect according to claim 3 characterized by: the atomizing nozzles (11) are arranged on the positioning plate in a circular array mode.

7. The composite cooling building window based on solar chimney effect according to claim 6, characterized in that: the diameter ratio of the air inlet to the air outlet of the atomizing nozzle (11) is 50: 1.