CN214886521U

CN214886521U - Multifunctional photovoltaic window

Info

Publication number: CN214886521U
Application number: CN202023248210.2U
Authority: CN
Inventors: 李志生; 雷洁玉; 杨月; 梁锡冠; 张华刚; 梁晶晶; 欧耀春; 曾江毅; 金宇凯
Original assignee: Guangdong University of Technology
Current assignee: Guangdong University of Technology
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-26
Anticipated expiration: 2030-12-28

Abstract

The invention belongs to the technical field of photovoltaic windows, and more particularly relates to a multifunctional photovoltaic window, comprising a window frame, an insulating glass and a solar cell panel, wherein the insulating glass is embedded in the window frame, and the solar cell panel is provided with Between the two pieces of the insulating glass, the window frame is provided with several ventilation holes, and the several ventilation holes are respectively arranged at the upper and lower ends of one side of the window frame and the lower end of the other side. There is a cavity between the pieces of insulating glass, and the cavity and the window frame form a closed space, which can be communicated with the several ventilation holes. Exchange flow in the cavity.

Description

Multifunctional photovoltaic window

Technical Field

The invention relates to the technical field of photovoltaic windows, in particular to a multifunctional photovoltaic window.

Background

Since the phenomenon that carbon dioxide concentration rises is pointed out by meteorologists in 1938, the greenhouse effect is slowly in depth, as one of the beginning tomb warriors causing the global environment deterioration, people are extremely painful, the direct cause of harm is to burn petroleum, coal, natural gas and the like, the energy has great significance for human survival, but the energy is not only harmful but also limited in reserves, and is not different from the effects of drinking and thirst for the continuous development of human beings, so that the countries develop new energy exploration, such as solar energy, wind energy, nuclear energy, tidal energy and the like, and the solar energy has great development potential due to the characteristics of being renewable, clean and pollution-free.

There are two main applications for solar power generation:

optical-thermal-electrical conversion. The solar heat collector collects heat energy and converts the heat energy into working medium steam (light-heat conversion), and then the steam is used as power for driving a steam turbine to drive a generator to generate electricity (heat-electricity conversion).

And ② photoelectric conversion. The photovoltaic effect of the solar cell is mainly utilized to directly convert solar radiation energy into electric energy which can be utilized. The current applications include photovoltaic roofs, photovoltaic curtain walls, photovoltaic windows and the like, which are well developed, but the photoelectric conversion efficiency is greatly influenced by the temperature due to the limitations of the current processes and material properties.

At present, the application development of a photovoltaic window is rapid, but when photovoltaic power generation is applied, equipment for cooling, dehumidifying and cleaning air is often scarce and has a complex structure. The invention discloses a photovoltaic hollow glass and a photovoltaic hollow glass outer window, such as application No. 2019109704722 published in 2019, 10, 13 and the name is that the photovoltaic hollow glass comprises inner and outer layers of glass, a spacing frame, adhesive glue, sealant and a cavity, heat preservation and drying materials are filled in the cavity, and a vent hole is further formed in the cavity, so that the effects of temperature reduction and dehumidification can be achieved.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a multifunctional photovoltaic window which can be used for ventilating by controlling a vent switch so as to achieve the purposes of cooling, dehumidifying and cleaning air.

In order to solve the technical problems, the invention adopts the technical scheme that: a multifunctional photovoltaic window comprises a window frame, hollow glass and a solar cell panel, wherein the hollow glass is embedded in the window frame, a cavity is arranged between the two pieces of hollow glass, and the cavity, the window frame and the two pieces of hollow glass form a closed space together; the window frame on be equipped with a plurality of with the ventilation hole of cavity intercommunication, a plurality of ventilation holes are located respectively window frame one side upper and lower both ends and opposite side lower extreme, through the opening and shutting of control different position vents, gas exchanges the flow in the cavity according to the different circumstances of opening and shutting.

In one embodiment, the window frame includes at least an upper portion of the window frame and a lower portion of the window frame. So as to facilitate the provision of the vent holes.

In one embodiment, the vent holes comprise an upper side vent hole and a lower side vent hole; the upper side ventilation holes are uniformly arranged on the upper part window frame on one side of the window frame at intervals; a plurality of downside ventilation holes, including first downside ventilation hole and second downside ventilation hole, first downside ventilation hole with upside ventilation hole be in same one side of window frame, second downside ventilation hole is in the opposite side of window frame all the lower part window frame of window frame both sides is located uniformly at the interval.

In one embodiment, the window frame is further provided with a groove between the two pieces of hollow glass, and the vent hole penetrates through the groove and is communicated with the cavity through the groove.

In one embodiment, the vent hole is provided with a cover plate, a filter layer and a moisture absorption layer, the cover plate is used for blocking the vent hole, the moisture absorption layer is arranged in the middle of the vent hole, the filter layers are arranged on two sides of the moisture absorption layer at intervals, the cover plate is arranged on two sides of each filter layer at intervals, gas sequentially passes through the filter layers, the moisture absorption layer and the filter layers, and the vent hole can be used for filtering, removing impurities and drying the gas.

In one embodiment, the two pieces of hollow glass are parallel to each other and are arranged at intervals to form the cavity, wherein one piece of hollow glass is embedded on one side of the window frame and is a first piece of hollow glass, and the other piece of hollow glass is embedded on the other side of the window frame and is a second piece of hollow glass.

In one embodiment, the solar cell further comprises ultra-white glass, the ultra-white glass is bonded on two sides of the solar cell, one piece of ultra-white glass is bonded on the inner surface of the first hollow glass, and the other side of the other piece of ultra-white glass and the inner surface of the second hollow glass form the cavity.

In one embodiment, the upper and lower window frames of the window frame are provided with clamping grooves with the number matched with that of the hollow glass, the hollow glass is embedded into the clamping grooves and fixed on the window frame, and meanwhile, the connecting part is sealed by a sealing strip. The insulating glass is secured to the window frame while being sealed against the ingress of untreated gases.

In one embodiment, the cover plate is a solid plate, which prevents gas from directly communicating with the chamber and entering the chamber.

In one embodiment, the cover plate is a pull gate type plate or a solid plate which can be opened by rotating up and down, so that the opening and closing of the vent holes can be controlled conveniently.

Compared with the prior art, the beneficial effects are: the invention provides a multifunctional photovoltaic window, wherein the inside and the outside of the window are respectively provided with a vent, the opening and the closing of the vents are controlled, clean and dry air flows in a cavity according to the opening and closing conditions of the vents, the vent can enable cold air to enter the cavity and discharge hot gas in the cavity, so that a solar cell sheet in a working state is cooled, and a filter layer and a moisture absorption layer arranged on the vent can clean and dry the entered gas, so that the effects of dust removal and dehumidification are achieved; the ventilation holes on the indoor side are closed, and the ventilation holes on the upper side and the lower side of the outdoor are opened, so that the effects of indoor heat preservation in winter and solar cell piece cooling can be achieved. The solar cell module can prevent untreated air from bringing dust and water vapor into the cavity, the dust and the water vapor enter the solar cell from the gap to cause electric leakage, and can exchange air to prevent indoor air from being blocked, and the vent hole is not directly connected with the outside, so that a large amount of indoor heat is not easy to dissipate in winter.

Drawings

Fig. 1 is a schematic view of the inside structure of a photovoltaic window in one embodiment of the invention.

Fig. 2 is a schematic view of a photovoltaic window outdoor side structure in one embodiment of the invention.

FIG. 3 is a schematic diagram of the hollow glass and the hierarchical relationship of the structures according to one embodiment of the present invention.

Fig. 4 is a schematic view of a vent structure in one embodiment of the present invention.

Detailed Description

The drawings are for illustration purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.

As shown in fig. 1, 2 and 3, the multifunctional photovoltaic window comprises a window frame 1, hollow glass 2 and a solar panel 3, wherein the hollow glass 2 is embedded in the window frame 1, the solar panel 3 is arranged between the two hollow glass 2, a cavity 5 is arranged between the two hollow glass 2, and the cavity 5, the window frame 1 and the two hollow glass 2 form a closed space together; the window frame 1 is provided with a plurality of ventilation holes 4 communicated with the cavity 5, the ventilation holes 4 are respectively arranged at the upper end, the lower end and the lower end of the other side of one side of the window frame 1, and gas is exchanged and flows in the cavity 5 according to different opening and closing conditions by controlling the opening and closing of the ventilation holes 4 at different positions. When ventilation and dehumidification are needed, the upper side vent hole 41 and the lower side vent hole 42 on the other side are opened, and after drying and impurity removal are carried out on gas through the opened vent holes 4, the gas flows and exchanges in the cavity 5, so that indoor ventilation is realized, hot air is discharged, and the effects of cooling and dehumidification are achieved; when needs keep warm, through closing second downside ventilation hole 422, open the upper and lower both sides ventilation hole 4 of opposite side simultaneously for hot-air stops indoor, and in cold air got into cavity 5, the hot-air with in the cavity 5 exchanged, gives solar wafer 3 cooling, reaches indoor heat retaining effect again simultaneously.

In some embodiments, as shown in fig. 1, 2 and 3, the window frame 1 comprises at least an upper window frame and a lower window frame, and is convenient to provide ventilation holes 4 for promoting air circulation by using air convection.

In some embodiments, as shown in fig. 1, 2, and 3, the vent holes 4 include an upper side vent hole 41 and a lower side vent hole 42; a plurality of upper side ventilation holes 41 uniformly arranged at intervals on the upper part of one side of the window frame 1; a plurality of downside ventilation holes 42, including first downside ventilation hole 421 and second downside ventilation hole 422, first downside ventilation hole 421 with upside ventilation hole 41 in the same one side of window frame 1, second downside ventilation hole 422 is in the opposite side of window frame 1, all locates the lower part window frame of window frame 1 both sides evenly at the interval. Set up the ventilation hole 4 of different positions respectively, can reach cooling, dehumidification and heat retaining effect through opening and shutting of controlling different positions ventilation hole 4.

In some embodiments, as shown in fig. 3, the window frame 1 is further provided with a groove between the two pieces of hollow glass 2, and the vent hole 4 is communicated with the groove and communicated with the cavity 5 through the groove.

In some embodiments, as shown in fig. 3, when the second lower vent hole 422 and the upper vent hole 41 are opened simultaneously, gas enters the cavity 5 from the second lower vent hole 422, the gas heated by the operation of the solar cell 3 ascends in the cavity 5 and is exhausted from the upper vent hole 41, so as to ventilate the indoor air, and the gas is filtered and dried by the vent holes 4, so as to achieve the purpose of dehumidification; when second downside ventilation hole 422 closed, when upside ventilation hole 41 and first downside ventilation hole 421 are opened simultaneously, gaseous from first downside ventilation hole 421 entering cavity 5, the gas that is heated because of solar wafer 3 work goes upward in cavity 5, discharges from upside ventilation hole 41, and solar wafer 3 cooling of work can be given to this state, and second downside ventilation hole 422 is in the closed condition simultaneously, and indoor hot air can not run off, reaches indoor heat preservation effect.

In some embodiments, as shown in fig. 4, the vent 4 is provided with a cover plate 6 for blocking the vent 4, a filter layer 7 and a moisture absorption layer 8, the moisture absorption layer 8 is disposed at the innermost layer of the vent 4, the filter layer 7 is disposed at both sides of the moisture absorption layer 8 at intervals, the cover plate 6 is disposed at both sides of each filter layer 7 at intervals, and the gas passes through the filter layer 7, the moisture absorption layer 8 and the filter layer 7 in sequence. Wherein the filter layer 7 can filter out impurity dust in the air; the moisture absorption layer 8 can dry the air, so that electric leakage caused by long-time accumulation of excessive water vapor is avoided; the apron 6 that is close to hygroscopic layer 8 is used for preventing hygroscopic layer 8's moisture loss, prolongs hygroscopic layer 8's life, and the apron 6 of outermost both sides is used for preventing that ventilation hole 4 from directly linking to each other with the outside air.

In some embodiments, as shown in fig. 3, two insulating glass 2 are parallel to each other and spaced apart from each other to form the cavity 5, wherein one insulating glass is embedded on one side of the window frame 1 and is a first insulating glass 21, and the other insulating glass is embedded on the other side of the window frame 1 and is a second insulating glass 22. The hollow glass has better performance than common glass and higher strength and air tightness.

In some embodiments, as shown in fig. 3, the solar cell further comprises ultra-white glass 9, the ultra-white glass 9 is adhered to two sides of the solar cell 3, one ultra-white glass 9 is adhered to the inner surface of the first hollow glass 21, and the other side of the other ultra-white glass 9 and the inner surface of the second hollow glass 22 form a cavity 5. The ultra-white glass 9 can fix and seal the solar cell panel 3, so that the solar cell panel 3 is prevented from being corroded by dust and water vapor, the ultra-white glass 9 is glass with high permeability, the visible light transmittance of the ultra-white glass is high, and the solar cell 3 cannot be greatly influenced by the fact that the solar cell absorbs the visible light to generate electricity.

In some embodiments, as shown in fig. 3, the upper and lower window frames of the window frame 1 are provided with a number of slots matching the number of the hollow glass 2, and the hollow glass 2 is inserted into the slots and fixed on the window frame 1, and the joints are sealed by the sealing strips.

In some embodiments, as shown in fig. 4, the cover plate 6 is a solid plate that prevents air from communicating directly with the cavity 5, and carries dust or moisture into the cavity 5.

In some embodiments, the cover plate 6 is configured as a pull gate style plate, as shown in fig. 4, or as a solid plate that rotates open up and down, to facilitate controlled opening and closing of the cover plate.

In the description of the present invention, it is to be understood that, unless otherwise specifically stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral with; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

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

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Claims

1. A multifunctional photovoltaic window, comprising a window frame (1), at least two pieces of insulating glass (2) and a solar cell panel (3), wherein the insulating glass (2) is embedded in the window frame (1) , the solar cell panel (3) is arranged between two pieces of the insulating glass (2), characterized in that a cavity (5) is arranged between the two pieces of insulating glass (2), and the The cavity (5), the window frame (1) and the two pieces of insulating glass (2) together form a closed space; the window frame (1) is provided with a number of ventilations that communicate with the cavity (5). Holes (4), the several ventilation holes (4) are respectively arranged at the upper and lower ends of one side and the lower end of the other side of the window frame (1). The opening and closing conditions exchange flow in the cavity (5).

2 . The multifunctional photovoltaic window according to claim 1 , wherein the window frame ( 1 ) at least comprises an upper part of the window frame and a lower part of the window frame. 3 .

3 . The multifunctional photovoltaic window according to claim 2 , wherein the ventilation holes ( 4 ) comprise upper ventilation holes ( 41 ) and lower ventilation holes ( 42 ); The side ventilation holes (41) are evenly spaced on the upper part of the window frame on one side of the window frame (1); the plurality of lower side ventilation holes (42) include a first lower side ventilation hole (421) and a second lower side ventilation hole (421) Two lower ventilation holes (422), the first lower ventilation hole (421) and the upper ventilation hole (41) are on the same side of the window frame (1), and the second lower ventilation hole (421) is on the same side of the window frame (1). The ventilation holes (422) are on the other side of the window frame (1), and are evenly spaced at the lower part of the window frame on both sides of the window frame (1).

4 . The multifunctional photovoltaic window according to claim 3 , wherein the window frame ( 1 ) is further provided with a groove between the two pieces of insulating glass ( 2 ), and the ventilation holes ( 4 . 4) Pass through to the groove, and communicate with the cavity (5) through the groove.

5 . The multifunctional photovoltaic window according to claim 4 , wherein the ventilation hole ( 4 ) is provided with a cover plate ( 6 ), a filter layer ( 7 ) and a moisture absorption layer ( 8 ). 6 . The moisture-absorbing layer (8) is placed in the middle layer of the ventilation hole (4), and the two sides of the moisture-absorbing layer (8) are provided with filter layers (7) at intervals, and both sides of each filter layer (7) are provided at intervals with In the cover plate (6), the gas passes through the filter layer (7), the moisture absorption layer (8) and the filter layer (7) in sequence.

6 . The multifunctional photovoltaic window according to claim 5 , wherein the two pieces of insulating glass ( 2 ) are parallel to each other and are installed at intervals to form the cavity ( 5 ), wherein one piece of insulating glass One side of the window frame (1) is a first insulating glass (21), and another piece of insulating glass is embedded on the other side of the window frame (1), which is a second insulating glass (22).

7. A multifunctional photovoltaic window according to claim 6, characterized in that it further comprises ultra-white glass (9), and the ultra-white glass (9) is bonded to the solar cell panel (3). ) on both sides, wherein a piece of ultra-clear glass (9) is bonded on the inner surface of the first insulating glass (21), and the other side of the other ultra-clear glass (9) is bonded to the second insulating glass The inner surface of (22) forms the cavity (5).

8 . The multifunctional photovoltaic window according to claim 7 , wherein the upper and lower parts of the window frame ( 1 ) are provided with card slots matching the number of the insulating glass ( 2 ). 9 . The hollow glass (2) is embedded in the card slot, fixed on the window frame (1), and the joint is sealed with a sealing strip.

9 . The multifunctional photovoltaic window according to claim 5 , wherein the cover plate ( 6 ) is a solid plate. 10 .

10 . The multifunctional photovoltaic window according to claim 9 , wherein the cover plate ( 6 ) is a sliding gate-style plate, or a solid plate that is rotated up and down to open. 11 .