CN210267483U - Double-catalyst coating louver type heat collection wall - Google Patents
Double-catalyst coating louver type heat collection wall Download PDFInfo
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- CN210267483U CN210267483U CN201920828007.0U CN201920828007U CN210267483U CN 210267483 U CN210267483 U CN 210267483U CN 201920828007 U CN201920828007 U CN 201920828007U CN 210267483 U CN210267483 U CN 210267483U
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model discloses a double-catalyst coating louver type heat collection wall, which comprises transparent glass, a louver curtain and a heat collection and storage wall; an air flow channel is arranged between the light-transmitting glass and the heat collection and storage wall, and the upper end and the lower end of the light-transmitting glass are provided with an air vent and a baffle for opening and closing the air vent; the upper end and the lower end of the heat collection and storage wall are provided with an air vent and a baffle of the air vent; the shutter curtain comprises a plurality of blades capable of rotating circumferentially, wherein one surface of each blade is coated with a thermal catalyst layer, and the other surface of each blade is coated with a photocatalyst layer. The utility model has the advantages that: the solar heat collector can realize heat collection and purification in the daytime in winter and heat preservation at night, and realize heat dissipation and purification in the daytime in summer and radiation refrigeration at night; the problem of traditional thermal-arrest wall function singleness has effectively been solved, can effectively utilize solar energy to purify the room air simultaneously, the effect of guarantee health has solar energy purification, heating and refrigeration triplex function.
Description
Technical Field
The utility model relates to a thermal-arrest wall especially relates to a louver type thermal-arrest wall of two catalyst coatings.
Background
The heat collection wall is called a Toronto wall, is called a Trombe wall in English name, is called a heat collection wall for short, and is the most typical component of a heat collection-heat storage wall type passive solar house.
The heat collection wall is characterized in that sunlight is irradiated on a dark heat storage wall body with a glass cover outside, interlayer air between a transparent cover plate and the outer surface of a thick wall is heated, the air flows into a room to supply heat to the room through the hot pressing effect, meanwhile, the wall body directly conducts heat conduction to release heat indoors and stores partial energy, and the energy stored in the wall body at night is released indoors; on the other hand, the heat collecting wall loses heat to the outdoor in a conduction, convection and radiation mode through a glass cover layer and the like. The heat collection wall type solar house is very suitable for areas such as Tibet, Xinjiang and the like with abundant solar energy resources and large day-night temperature difference in the north of China, and can greatly improve the living environment of residents in the area and reduce the heating energy consumption in the areas.
For example, application No. 201120283690.8 discloses a high-efficiency solar phase-change heat-storage heat-collection wall, wherein a phase-change material plate is attached to the surface of a building wall in a channel of the solar heat-collection heat-storage wall, various vortex generators are arranged on the surface of the phase-change material plate according to an incident flow attack angle β and an array mode, and openings at the top end and the bottom of the channel are respectively communicated with a building room and an outdoor room.
On the other hand, the problem of indoor air pollution is receiving more and more attention, and how to reduce the indoor air pollution and ensure the indoor air quality becomes another breakthrough.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: how to solve the problem of current thermal-arrest wall function singleness.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: the utility model discloses a double-catalyst coating louver type heat collection wall, which comprises a transparent glass, a louver curtain and a heat collection and storage wall which are arranged in parallel in sequence; an air flow channel is arranged between the light-transmitting glass and the heat collection and storage wall, and the upper end and the lower end of the light-transmitting glass are provided with a first outdoor ventilation opening, a second outdoor ventilation opening, a first outdoor baffle and a second outdoor baffle for opening and closing the first outdoor ventilation opening and the second outdoor ventilation opening; the upper end and the lower end of the heat collection and heat storage wall are provided with a first indoor ventilation opening, a second indoor ventilation opening, a first indoor baffle plate and a second indoor baffle plate, wherein the first indoor ventilation opening and the second indoor ventilation opening are opened and closed; the shutter curtain comprises a plurality of blades capable of rotating circumferentially, wherein one surface of each blade is coated with a thermal catalyst layer, and the other surface of each blade is coated with a photocatalyst layer.
Preferably, the light-transmitting glass is full-wave-band high-light-transmitting glass made of borosilicate glass.
Preferably, the material of the thermal catalyst layer is one or a combination of more of a noble metal catalyst and a transition metal catalyst.
Preferably, the material of the photocatalyst layer is one or a combination of more of titanium dioxide, zinc oxide, tin oxide, zirconium dioxide and cadmium sulfide.
Preferably, the first outdoor baffle, the second outdoor baffle, the first indoor baffle and the second indoor baffle are all of a plate-shaped structure, one end of the first outdoor baffle is hinged to the upper wall body, one end of the second outdoor baffle is hinged to the lower wall body, one end of the first indoor baffle is hinged to the upper end of the heat collection and storage wall, and one end of the second indoor baffle is hinged to the bottom end of the heat collection and storage wall.
Compared with the prior art, the utility model has the following advantages:
(1) the utility model can degrade indoor pollutants through the photocatalytic layer with high reflectivity and low absorptivity, and simultaneously utilize the characteristic of low absorptivity of photocatalytic materials, can absorb solar radiation to a small extent to increase indoor heat load as much as possible, and can effectively realize indoor heat preservation at night in winter; the thermal catalysis layer has better heat collection efficiency, can be excited to oxidize and degrade organic pollutants at a certain temperature, and utilizes the characteristic that one surface of the thermal catalysis material has high emissivity, and at night in summer, outdoor air continuously flows through the air flow channel, so that heat of a heat storage wall can be effectively removed, indoor heat load is reduced, and a certain refrigeration effect is realized indoors;
(2) the louver curtain is a structure capable of adjusting the inclination angle, so that in order to better realize the functions of heating, purifying and refrigerating of the system, under different modes, various functions are better realized by adjusting the inclination angle of the blades;
(3) ordinary glass in the traditional Trombe wall is replaced by borosilicate high-transmittance glass, the transmittance of the high-transmittance glass in an ultraviolet light wave band of 100-400 nm is 83%, and the transmittance of other wave bands is more than 90%, so that ultraviolet light in sunlight can effectively penetrate through the borosilicate glass and project on the shutter curtain for photocatalysis material TiO2Degrading indoor pollutants; while requiring a thermocatalytic material MnOx-CeO2When heat collection and thermal catalysis purification are carried out, solar radiation energy is projected onto the functional blind curtain through the high-transmittance glass in a high proportion;
(4) the utility model can realize the heat collection and purification in the daytime and the heat preservation at night in winter, and realize the heat dissipation and purification in the daytime and the radiation refrigeration at night in summer; the problem of traditional Trombe wall function singleness has effectively been solved, can effectively utilize solar energy to purify room air simultaneously, reach and promote indoor living environment, ensure the effect of health, have solar energy purification, heating and refrigeration triple function, have fine market spreading value.
Drawings
FIG. 1 is a schematic structural diagram of a double-catalyst coated louver heat collecting wall according to an embodiment of the present invention;
FIG. 2 is an enlarged view at C of FIG. 1;
FIG. 3 is a schematic view of the working mode of the present invention in the daytime of winter;
FIG. 4 is a schematic view of the working mode of the present invention at night in winter;
FIG. 5 is a schematic view of the working mode of the present invention in the daytime in summer;
fig. 6 is a schematic view of the working mode of the utility model in summer at night.
Reference numbers in the figures: the solar heat collecting and heat accumulating.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
The first embodiment is as follows:
as shown in fig. 1 and 2, the double-catalyst coating louver type heat collection wall of the embodiment includes a transparent glass 1, a louver 3, and a heat collection and storage wall 4, which are sequentially and parallelly arranged; an air flow channel 2 is arranged between the transparent glass 1 and the heat collection and storage wall 4, and the upper end and the lower end of the transparent glass 1 are provided with a first outdoor vent V1, a second outdoor vent V2, a first outdoor baffle D1 and a second outdoor baffle D2 for realizing the opening and closing of the first outdoor vent V1 and the second outdoor vent V2; the upper end and the lower end of the heat collection and heat storage wall 4 are provided with a first indoor ventilation opening V3, a second indoor ventilation opening V4, a first indoor baffle D3 and a second indoor baffle D4 for opening and closing the first indoor ventilation opening V3 and the second indoor ventilation opening V4, the first outdoor ventilation opening V1 and the first indoor ventilation opening V3 are positioned on the same horizontal line, and the second outdoor ventilation opening V2 and the second indoor ventilation opening V4 are positioned on the same horizontal line; the blind 3 comprises a plurality of blades 31 capable of rotating circumferentially, one face (face a) of the blade 31 is coated with a thermal catalytic layer, and the other face (face B) is coated with a photocatalytic layer.
The transparent glass 1 is full-wave band high-transparency glass made of borosilicate glass, the transmittance of the high-transparency glass in an ultraviolet wave band of 100nm-400nm is 83%, and the transmittance of other wave bands is higher than 90%, so that ultraviolet light in sunlight can effectively penetrate through the borosilicate glass and project on the shutter 3.
The blades 31 can rotate 360 degrees, different functions and adjustment of indoor cold and heat loads can be achieved by controlling the angle of the louver, rotation of the blades 31 can be achieved, and manual and electric control and other modes can be adopted, wherein the electric control method is a control method in the prior art.
In this embodiment, the first outdoor baffle D1, the second outdoor baffle D2, the first indoor baffle D3 and the second indoor baffle D4 are all plate-shaped structures, one end of the first outdoor baffle D1 is hinged to the upper wall of the room, one end of the second outdoor baffle D2 is hinged to the lower wall of the room, one end of the first indoor baffle D3 is hinged to the upper end of the heat collection and storage wall 4, and one end of the second indoor baffle D4 is hinged to the bottom end of the heat collection and storage wall 4. The hinge can be used for hinging.
Example two:
in this embodiment, based on the first embodiment, the material of the thermal catalytic layer is a noble metal catalyst (Pt, Au, Rh, Pd), a transition metal catalyst (CuO, MnOx, CeO)2) One or more combinations of these, in this example MnOx-CeO2, MnOx-CeO are selected2The black photocatalyst has the absorption rate of 0.94 in a solar light wave band, and the thermal catalysis layer has better heat collection efficiency and can be excited to oxidize and degrade organic pollutants at a certain temperature.
The material of the photocatalyst layer is one or a combination of titanium dioxide, zinc oxide, tin oxide, zirconium dioxide and cadmium sulfide. The photocatalyst material is preferably white titanium dioxide, and is the most popular nanometer photocatalyst material in the world, namely TiO, due to strong oxidizing ability, stable chemical property and no toxicity2The photocatalytic material can degrade organic pollutants under the excitation of ultraviolet light, and the photocatalytic material is white, has a high reflectivity of 0.75 and a small absorptivity of 0.25.
Referring to fig. 3-6, based on the characteristics of the material sprayed on the two surfaces of the blind 3, when the room needs to be heated and purified in winter and daytime, the thermal catalytic material MnO will be sprayed onx-CeO2Is directed outward (as shown in fig. 3), absorbs solar radiation, heats the air in the air flow path for room heating, and utilizes a thermocatalytic material MnOx-CeO2Oxidizing and degrading organic pollutants contained in the indoor air in the air flow channel, returning the heated clean hot air to the indoor, and spraying a material photocatalyst TiO with high reflectivity and low absorptivity on the other surface of the shutter curtain 32In winter, the photocatalyst TiO will be contained at night2The louver surface (B surface) vertically faces to the indoor (as shown in figure 4), and can effectively realize indoor heat preservation at night in winter; general success in summer daytimeTiO photocatalytic material sprayed in the shutter2The side (B side) is outward (as shown in FIG. 5), and on the one hand, the photocatalytic material TiO can be utilized2Indoor air passing through the air flow channel is purified, and meanwhile, the characteristic of low absorptivity of the photocatalytic material is utilized, so that the solar radiation can be absorbed very little, and the indoor heat load can be increased as little as possible; at night in summer, MnO is sprayed with a thermal catalytic materialx-CeO2The surface A (facing) is vertically inward (as shown in figure 6), the characteristic that the surface of the thermal catalysis material has high emissivity is utilized, and outdoor air continuously flows through the air flow channel, so that heat of the heat storage wall can be effectively taken away, indoor heat load is reduced, and a certain refrigeration effect is realized indoors.
The utility model discloses a use method, during the use, according to winter daytime, winter night, summer daytime, four kinds of mode at summer night, adjust the angle and the position of first outdoor baffle D1, second outdoor baffle D2, first indoor baffle D3, second indoor baffle D4 and blade 31.
As shown in fig. 3, arrows in the figure are air circulation directions, when the operation mode is in the daytime in winter, the first outdoor baffle D1 and the second outdoor baffle D2 are closed, the first outdoor vent V1 and the second outdoor vent V2 are in a closed state, the first indoor baffle D3 and the second indoor baffle D4 are opened, the first indoor vent V3 and the second indoor vent V4 are in an open state, the plane of the vane 31 and the plane of the transparent glass 1 are in a range of 0 ° to 90 °, the plane a is shown to be 45 ° to the transparent glass, and the side (the plane a) of the vane 31 coated with the thermal catalyst material faces outdoors. After the solar radiation penetrates the translucent glass 1, the remaining solar radiation irradiates the thermal catalytic layer MnOx-CeO2And the thermal catalyst layer is quickly heated to reach the thermal catalyst starting temperature (about 40-60 ℃ taking formaldehyde as an example), the air in the air flow channel 2 flows under the action of thermosiphon, the indoor cold air enters the air flow channel 2 from the indoor second indoor vent V4, and at the moment, the thermal catalyst material catalyzes and degrades the organic pollutants in the air flow channel 2 and heats the air in the air flow channel, so that the heating and purifying functions are realized.
As shown in fig. 4, the working model is used in winter at nightWhen the type is adopted, the first outdoor baffle plate D1, the second outdoor baffle plate D2, the first indoor baffle plate D3 and the second indoor baffle plate D4 are closed, the first outdoor vent hole V1, the second outdoor vent hole V2, the first indoor vent hole V3 and the second indoor vent hole V4 are all in a closed state, the blade 31 is parallel to the light-transmitting glass 1, and the blade 31 is coated with a thermal catalyst MnOx-CeO2One side (A surface) of the film faces outdoors and is coated with a photocatalytic material TiO2One surface (B surface) faces the room, and the photocatalytic material TiO is2The plane of the high-transmittance glass is parallel to the plane of the high-transmittance glass. Utilizing photocatalytic material TiO2The low emissivity characteristic of (3) reduces the heat dissipated to the environment by the blind (3), and realizes heat preservation at night in winter.
As shown in fig. 5, in the operation mode of summer and daytime, the first outdoor flap D1 and the second outdoor flap D2 are closed to make the first outdoor vent V1 and the second outdoor vent V2 in the closed state, the first indoor flap D3 and the second indoor flap D4 are opened to make the first indoor vent V3 and the second indoor vent V4 in the open state, the plane of the vane 31 and the plane of the transparent glass 1 are at an angle of 0 ° to 90 °, 45 ° as shown in the figure, and the vane is coated with the photocatalyst TiO2The side (B-side) of the blade facing the outside and the parallel side (a-side) of the blade coated with the thermal catalyst material facing the inside. After solar radiation penetrates through the translucent glass 1, the remaining ultraviolet part, visible light part and infrared light part irradiate the photocatalytic layer TiO2Photocatalytic layer TiO under action of upper ultraviolet light2The organic pollutants in the air flow passage 2 are degraded by photocatalysis, and meanwhile, the TiO of the photocatalysis layer2The low absorption characteristics result in little absorption of the visible and infrared portions of solar radiation, minimizing the heat load in the room while achieving air purification as much as possible.
As shown in fig. 6, in the operation mode of summer night, the first indoor barrier D3 and the second indoor barrier D4 are closed to make the first indoor vent V3 and the second indoor vent V4 in a closed state, the first outdoor barrier D1 and the second outdoor barrier D2 are opened to make the first outdoor vent V1 and the second outdoor vent V2 in an open state, the plane of the vane 31 is parallel to the plane of the light transmitting glass 1, and the vane 31 is coated with heatMnO material of catalystx-CeO2One side (A surface) of the blade faces indoors, and the blade is coated with TiO material of photocatalyst2Is facing the outside (side B). The thermal catalysis material has the characteristic of high emissivity on one side, the thermal catalysis layer is utilized to enhance the heat loss of the blind 3 to the environment, and outdoor air continuously flows through the air flow channel, so that the heat of a heat storage wall body can be effectively taken away, the indoor thermal load is reduced, and a certain refrigeration effect is realized indoors at night.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (3)
1. The double-catalyst coating louver type heat collection wall is characterized by comprising transparent glass, a louver curtain and a heat collection and storage wall which are sequentially arranged in parallel; an air flow channel is arranged between the light-transmitting glass and the heat collection and storage wall, and the upper end and the lower end of the light-transmitting glass are provided with a first outdoor ventilation opening, a second outdoor ventilation opening, a first outdoor baffle plate and a second outdoor baffle plate for opening and closing the first outdoor ventilation opening and the second outdoor ventilation opening; the upper end and the lower end of the heat collection and heat storage wall are provided with a first indoor ventilation opening, a second indoor ventilation opening, a first indoor baffle plate and a second indoor baffle plate, wherein the first indoor ventilation opening and the second indoor ventilation opening are opened and closed; the shutter curtain comprises a plurality of blades capable of rotating circumferentially, wherein one surface of each blade is coated with a thermal catalyst layer, and the other surface of each blade is coated with a photocatalyst layer.
2. The double-catalyst-coated louver-type heat collection wall according to claim 1, wherein the light-transmitting glass is full-wave-band high-light-transmitting glass made of borosilicate glass.
3. The double-catalyst coating louver-type heat collection wall according to claim 1, wherein the first outdoor baffle, the second outdoor baffle, the first indoor baffle and the second indoor baffle are all plate-shaped structures, one end of the first outdoor baffle is hinged to the upper wall body, one end of the second outdoor baffle is hinged to the lower wall body, one end of the first indoor baffle is hinged to the upper end of the heat collection and storage wall, and one end of the second indoor baffle is hinged to the bottom end of the heat collection and storage wall.
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| CN201920828007.0U CN210267483U (en) | 2019-06-03 | 2019-06-03 | Double-catalyst coating louver type heat collection wall |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107949A (en) * | 2019-06-03 | 2019-08-09 | 清华大学合肥公共安全研究院 | Dual catalyst coating shutter type thermal-arrest wall and application method |
| CN112097314A (en) * | 2020-08-27 | 2020-12-18 | 天津大学 | Solar hot air/hot water heat collector and solar chimney integrated device |
| CN114522500A (en) * | 2020-11-23 | 2022-05-24 | 中国科学院城市环境研究所 | Deodorization and sterilization equipment and method and application for purifying gas by using same |
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2019
- 2019-06-03 CN CN201920828007.0U patent/CN210267483U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107949A (en) * | 2019-06-03 | 2019-08-09 | 清华大学合肥公共安全研究院 | Dual catalyst coating shutter type thermal-arrest wall and application method |
| CN112097314A (en) * | 2020-08-27 | 2020-12-18 | 天津大学 | Solar hot air/hot water heat collector and solar chimney integrated device |
| CN114522500A (en) * | 2020-11-23 | 2022-05-24 | 中国科学院城市环境研究所 | Deodorization and sterilization equipment and method and application for purifying gas by using same |
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