Background technology
Along with the acceleration of Urbanization in China, building energy consumption will increase considerably inevitably.Northern China cities and towns heating energy consumption accounts for 40% of national town building total energy consumption, is the maximum part that building energy consumes.Simultaneously, because China's heating is main energy sources with the coal at present, so the environmental pollution that the heating fire coal causes is also quite serious.In recent years, along with the raising of China's building energy-saving standard, the building seal significantly strengthens, and causes the room rate of ventilation low excessively, and northern area IAQ in winter is generally relatively poor, and the ventilation problem needs to be resolved hurrily.Under the dual-pressure of energy and environment, research and development regenerative resource building utilization technology efficient, low-cost, that be easy to promote just becomes important further and urgent.
Glass curtain wall has enriched the facade effect of building with the characteristics of its novel and beautiful, in construction wall is decorated, has obtained extensive use.But compare with traditional nontransparent exterior wall, in acceptable cost scope, the thermal property of clear glass curtain wall is very different, causes adopting the building energy consumption of clear glass curtain wall too high.In order to improve the thermal property of conventional monolayers glass curtain wall, cut down the consumption of energy, double-deck skin glass curtain wall has appearred, and this curtain wall is made up of inside and outside two-layer curtain wall, utilizes summer hot pressing function to carry out gravity-flow ventilation, thereby reduces the influence of solar radiant heat; Close curtain wall ventilating opening up and down winter, form the greenhouse and play thermal effect.Double-deck skin glass curtain wall belongs to the passive member that utilizes solar energy; Promptly mainly play insulation; Solar radiant heat initiatively is not used, and more common body of wall of its cost and single-glass curtain wall are also much higher in addition, so it is applied and is restricted.China has a large amount of existing single-glass curtain buildingses to demand urgently transforming at present, and glass curtain wall is still the facade scheme that new building often adopts simultaneously.In order to reduce the energy consumption of glass-wall building, should not advocate large-area applications glass on elevation of building (or other transparent materials) curtain wall.If hope Facade of Architecture the texture of glass is arranged, advocate and use nontransparent glass curtain wall, promptly the back of glass remains heat preserving and insulating material and common body of wall.The glass curtain wall of this structure; Air space between body of wall and cladding glass can improve the heat-insulating property of body of wall in the winter time; But in summer since the air in the interbed do not flow; Its temperature maybe be too high and the heat that causes room (establishing the room at cladding glass place) far above common body of wall room, promptly the room is overheated, the glass curtain wall of this structure also solves the problem of initiatively utilizing solar energy simultaneously.
The utility model content
The utility model does not have initiatively to utilize the problem of solar energy in order to solve in the building structure that has the band glass curtain wall now, and then a kind of architecture-integral air handling system based on solar energy is provided.
The technical scheme that the utility model solves the problems of the technologies described above employing is: said air handling system comprises external wall, electronic air grille, electronic airtight valve, air channel and blower fan; Said heating system also comprises the solar energy heating glass curtain wall; Said solar energy heating glass curtain wall comprises some blocks of antisolar glasss and thermal-arrest frame body; The periphery of said solar energy heating glass curtain wall and the outer surface of external wall be airtight be connected and the two between be formed with cavity; Said electronic air grille is located at solar energy heating glass curtain wall upper end and upward and with cavity is communicated with, and an end in air channel is communicated with cavity, and electronic airtight valve and blower fan are arranged on the air channel; Said some antisolar glass correspondences are installed on the glass open that the thermal-arrest frame body is provided with; Being uniformly distributed with punching press on the outer surface of said thermal-arrest frame body has several hemispherical projections, on the latter half sphere of each hemispherical projections, has the through hole that the aperture is 0.8~1mm.
The beneficial effect of the utility model is: the utility model is according to flow field and temperature field synergistic principle; When improving the glass curtain wall thermal and insulating performance, made full use of solar energy, that the utility model integrates is heat insulation, insulation and solar thermal utilization; Realized the integrated of heat collection component and building; Glass curtain wall (solar energy heating glass curtain wall) and air-conditioning system in the building are combined dexterously, realized the active utilization of solar heat, the solar thermal utilization rate significantly improves.The utility model can the reinforcing glass curtain wall construction intensity; Improve its security, the utility model does not need mouthful normal a maintenance in use basically, is easy in actual engineering, promote; The development trend that meets solar energy utilization technique; Adapt to the requirement of China's energy conservation standard to glass-wall building, the utility model all has broad application prospects in newly-built glass-wall building and existing glass-wall building transformation, with the development that greatly promotes China's solar energy utilization technique.
The specific embodiment
The specific embodiment one: shown in Fig. 1~3; The described architecture-integral air handling system based on solar energy of this embodiment comprises external wall 1, electronic air grille 2, electronic airtight valve 3, air channel 4 and blower fan 5; Said heating system also comprises solar energy heating glass curtain wall 6; Said solar energy heating glass curtain wall 6 comprises some antisolar glass 6-1 and thermal-arrest frame body 6-2; The periphery of said solar energy heating glass curtain wall 6 and the outer surface of external wall 1 be airtight be connected and the two between be formed with cavity 7; Said electronic air grille 2 is located on solar energy heating glass curtain wall 6 upper ends and with cavity 7 and is communicated with, and an end in air channel 4 is communicated with cavity 7, and electronic airtight valve 3 is arranged on the air channel 4 with blower fan 5; Said some antisolar glass 6-1 correspondences are installed on the glass open that thermal-arrest frame body 6-2 is provided with; Being uniformly distributed with punching press on the outer surface of said thermal-arrest frame body 6-2 has several hemispherical projections 6-2-1, and on the latter half sphere of each hemispherical projections 6-2-1, having the aperture is the through hole 6-2-1-1 of 0.8~1mm.The other end in air channel 4 is connected with air-conditioning unit 8 or new wind vertical shaft.Through hole 6-2-1-1 is arranged on the latter half sphere of hemispherical projections 6-2-1 can prevent that rainwater from drenching in the cavity 7 from the outer surface of thermal-arrest frame body 6-2, influences system's operate as normal.
The said external wall 1 of this embodiment is that south orientation exterior wall, the southeast are to exterior wall or southwestern to exterior wall.The bending back, edge and 1 airtight connection of external wall of the frame of the both sides of said thermal-arrest frame body 6-2.
Rain visor 13 and 1 airtight connection of external wall are passed through in upper end at said solar energy heating glass curtain wall 6, and the lower end of said solar energy heating glass curtain wall 6 is through seal base 12 and 1 airtight connection of external wall.Constitute airtight cavity by solar energy heating glass curtain wall 6, external wall 1, seal base 12, rain visor 13 and the electronic air grille 2 of closing.
According to flow field and temperature field synergistic principle; On thermal-arrest frame body 6-2, have small aperture;
the body speed of making is parallel with the hot-fluid vector, thereby strengthens the heat exchange of carrying out between air and the thermal-arrest frame body 6-2.In the winter time; Electronic air grille 2 is in closed condition all the time, and daytime, electronic airtight valve 3 was opened, under the swabbing action of blower fan 5; Constitute cavity 7 by solar energy heating
glass curtain wall 6, external wall 1, the electronic air grille 2 of closing; The air that is filled with in the cavity 7 constitutes air space, and said air space is a negative pressure, and outdoor air gets into air space through the through hole 6-2-1-1 on the thermal-arrest frame body 6-2 and heated by thermal-arrest frame body 6-2; In air space, rise then and continue and heated by thermal-arrest frame body 6-2 and antisolar glass 6-1; Under the swabbing action of blower fan 5, pass through air channel 4 again and get into the 8 confession air-conditioning systems uses of air-conditioning units, also can use for many air-conditioning units through the new wind vertical shaft that central air conditioner system is introduced with heated outdoor air in air channel 4.Night and cloudy day, electronic airtight valve 3 is closed with blower fan 5, stops to air-conditioning system new wind being provided, and the air in the air space stops to flow, and works to strengthen the exterior-wall heat insulation performance.
In summer; Electronic airtight valve 3 is closed with blower fan 5, and electronic air grille 2 is opened, and makes the air space and the exterior space under hot pressing function, carry out gravity-flow ventilation; The solar radiant heat that solar energy heating glass curtain wall 6 is absorbed constantly shifts away; Therefore the air themperature in the air space is unlikely too high, thereby has avoided the heat in room to increase, and has also promptly played the effect that improves the body of wall heat-proof quality.At night in summer, the gravity-flow ventilation process can also reduce the body of wall temperature, natural cold-amount is stored in the body of wall, thereby reaches the effect that reduces air conditioner load.
The specific embodiment two: the said thermal-arrest frame body of this embodiment 6-2 is by the thermal-arrest frame body of steel plate making, by the thermal-arrest frame body of aluminium sheet making or the thermal-arrest frame body of being made by plastic plate.Other composition and annexation are identical with the specific embodiment one.
Operation principle
Solar energy heating glass curtain wall 6 is installed in apart from about the outer surface 1500mm of exterior wall 1 through the thermal-arrest frame body 6-2 on it and locates; At the top of solar energy heating glass curtain wall 6 electronic air grille is installed; And rain visor is installed on electronic air grille top, in solar energy heating glass curtain wall bottom seal base is installed.Like this, air space of the common composition of solar energy heating glass curtain wall, exterior wall, electronic air grille, rain visor and seal base, perforate links to each other with blower fan through the air channel on rain visor.Winter; Electronic air grille is closed; Under the swabbing action of blower fan, be in negative pressure in the air space, outdoor air gets in the air space through the aperture on the thermal-arrest plate; In air made progress flow process through aperture and in air space, air had obtained the solar radiant heat of thermal-arrest plate and antisolar glass absorption and has been heated.The existence of hot-air has improved the heat-insulating property of body of wall in the air space, has reduced the thermic load of building.Simultaneously heated air in the air space being introduced central air conditioner system as new wind uses; Winter is when fine; Fully can reach indoor design temperature and the heater that need not through air-conditioning unit in once more heat through the air themperature of solar air heating system heating daytime; Heater in the air-conditioning unit only starts during with the cloudy day at night new wind is heated, and heats new wind institute energy requirement thereby can significantly save central air conditioner system.Theory analysis shows, uses the utility model in the Beijing area, and the central air conditioner system new wind load can reduce more than 15%, and energy-saving effect is very obvious.Night in winter and cloudy day, the Solar Energy Heat Utilization System blower fan cuts out, and the air fluid stopping is moved in the air space, and air space works to strengthen the exterior-wall heat insulation performance.
In summer; System fan cuts out, and the electronic air grille that is positioned at solar energy heating glass curtain wall top is opened, and the air space and the exterior space are carried out gravity-flow ventilation under hot pressing function; The solar radiant heat that the solar energy heating glass curtain wall is absorbed constantly shifts away; Therefore the air themperature in the air space is unlikely too high, thereby has avoided the heat in room to increase, and has also promptly played the effect that improves the body of wall heat-proof quality.At night in summer, the gravity-flow ventilation process can also reduce the body of wall temperature, natural cold-amount is stored in the body of wall, thereby reaches the effect that reduces air conditioner load.