CN219261453U - Unit type photovoltaic glass curtain wall system - Google Patents

Abstract

The utility model provides a unit type photovoltaic glass curtain wall system. The system includes a photovoltaic unit including photovoltaic glass; the system further comprises: a multi-layer unit-type glass plate, wherein the unit-type glass plate comprises a fixing unit and a ventilation unit; the fixing unit comprises a stand column, and the stand column is provided with a stand column front cavity; the ventilation unit comprises a ventilation pipeline, and the ventilation pipeline is arranged in the front cavity of the upright post and is communicated with the outside, so that natural ventilation and cooling of the photovoltaic glass are performed. According to the embodiment, the ventilation pipeline communicated with the outside is arranged in the front cavity of the upright post, so that compared with the existing cooling measures without ventilation measures or mechanical exhaust, the natural ventilation cooling of the photovoltaic glass can be performed, and the overheating problem of the unit type photovoltaic glass curtain wall is well solved.

Description

Unit type photovoltaic glass curtain wall system

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a unit type photovoltaic glass curtain wall system capable of realizing natural ventilation and cooling.

Background

Along with the development of the photovoltaic industry, more and more building engineering choices are added with photovoltaic components on the facade curtain wall, and the photovoltaic power generation can effectively achieve low carbon and environmental protection. The unitized photovoltaic glass curtain wall has the highest industrialization degree in all curtain wall categories, and the professional contractor of the building curtain wall can reasonably arrange the industrialized production of unitized glass plates according to the site construction progress, and the unitized glass plates are transported to the site for installation in the specified time, so that the construction period of the whole building is shortened. However, the unit type photovoltaic glass curtain wall has the heating problem, and if ventilation measures are not adopted, once the temperature is too high, the photovoltaic efficiency is reduced, and the safety problem is possibly generated. The mechanical exhaust structure is complex, is inconvenient to install and maintain, and is also unfavorable for energy conservation and consumption reduction.

Therefore, how to solve the overheating problem of the unit type photovoltaic glass curtain wall is a technical problem to be solved at present.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a unit type photovoltaic glass curtain wall system which can realize natural ventilation and cooling so as to solve the overheating problem of the unit type photovoltaic glass curtain wall and is simple to process and install.

In order to achieve the above object, an embodiment of the present utility model provides a unit type photovoltaic glass curtain wall system, which includes a photovoltaic unit including photovoltaic glass; the system further comprises: a multi-layer unit-type glass plate, wherein the unit-type glass plate comprises a fixing unit and a ventilation unit; the fixing unit comprises a stand column, and the stand column is provided with a stand column front cavity; the ventilation unit comprises a ventilation pipeline, and the ventilation pipeline is arranged in the front cavity of the upright post and is communicated with the outside, so that natural ventilation and cooling of the photovoltaic glass are performed.

In some embodiments, the vent conduit is a hose, and the joint between the hose and the upright is sealed with a sealant.

In some embodiments, the ventilation unit further includes an electric louver disposed at an inter-layer position at an interval, the electric louver being disposed at a side of the ventilation duct near the outdoor side, and being powered by the photovoltaic unit, and being opened when the temperature is greater than a preset temperature threshold to reduce the photovoltaic glass temperature.

According to the embodiment, the ventilation pipeline communicated with the outside is arranged in the front cavity of the upright post, so that compared with the existing cooling measures without ventilation measures or mechanical exhaust, the natural ventilation cooling of the photovoltaic glass can be performed, and the overheating problem of the unit type photovoltaic glass curtain wall is well solved. The air duct can be a hose and can be penetrated between layers for easy processing and installation. The electric louvers powered by the photovoltaic units are arranged at the positions which are spaced by a certain height from the layers, so that the electric louvers can be opened when the temperature is higher than a preset temperature threshold value, and the photovoltaic glass temperature is further reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a block diagram of a cellular photovoltaic glass curtain wall system according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A' of FIG. 1;

FIG. 3 is a cross-sectional view taken along the direction B-B' in FIG. 1;

FIG. 4 is a partial cross-sectional view of a fixing unit according to an embodiment of the present utility model;

FIG. 5 is a cross-sectional view taken along the direction C-C' in FIG. 1;

fig. 6 is a sectional view taken along the direction D-D' in fig. 1.

The reference numerals in the figures are:

11. a unit glass plate; 18. laminating hollow glass; 19. photovoltaic glass;

21. a fixing unit; 22. a ventilation unit; 23. sealing glue;

211. a column; 212. a cross beam; 213. a water baffle;

221. a ventilation duct; 222. a metal tube; 223. electric shutter;

201. a main body structure; 202. thermal insulation rock wool; 203. waterproof aluminum plate; 204. an insect-proof net;

301. an air inlet;

41. a column front cavity; 42. a post rear cavity; 48. sealing plate; 49. a first through hole;

501. a main body structure; 502. thermal insulation rock wool; 503. waterproof aluminum plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Referring to fig. 1 to 6, fig. 1 is a schematic diagram of a unit type photovoltaic glass curtain wall system according to an embodiment of the present utility model, fig. 2 is a cross-sectional view along A-A 'direction in fig. 1, fig. 3 is a cross-sectional view along B-B' direction in fig. 1, fig. 4 is a partial cross-sectional view of a fixing unit according to an embodiment of the present utility model, fig. 5 is a cross-sectional view along C-C 'direction in fig. 1, and fig. 6 is a cross-sectional view along D-D' direction in fig. 1. The cellular photovoltaic glass curtain wall system described in this embodiment includes a photovoltaic unit that includes photovoltaic glass 19.

As shown in fig. 1, the unit photovoltaic glass curtain wall system according to the present embodiment further includes a plurality of layers of unit glass panels 11. The unit glass panel 11 includes a fixing unit 21 and a ventilation unit 22 (shown in fig. 2). The fixing unit 21 includes a column 211, the column 211 having a column front cavity 41 and a column rear cavity 42 (shown in fig. 4). The ventilation unit 22 comprises a ventilation pipe 221, and the ventilation pipe 221 is arranged in the upright post front cavity 41 and is communicated with the outside for natural ventilation and cooling of the photovoltaic glass.

In some embodiments, the columns as vertical profiles comprise a male material and a master batch. The vent pipe 221 is arranged in the male material front cavity and the master batch front cavity.

In some embodiments, the vent conduit 221 employs a hose to facilitate processing and installation. The joint between the hose and the upright post 211 is sealed by a sealant 23. The hose may be sized to be 20mm in diameter and 1.5mm thick. The sealant 23 may be an Ethylene Propylene Diene Monomer (EPDM) tape, silicone rubber, or the like.

In some embodiments, the large glass in the unit glass panels 11 may be laminated hollow glass 18 or photovoltaic glass 19. The interlayer glass between the multiple layer unit glass panels 11 may employ photovoltaic glass 19.

According to the embodiment, the ventilation pipeline communicated with the outside is arranged in the front cavity of the upright post, compared with the existing cooling measures without ventilation measures or mechanical exhaust, the natural ventilation cooling can be performed, and the overheating problem of the unit type photovoltaic glass curtain wall is well solved.

As shown in fig. 2 to 4, in the present embodiment, the fixing unit 21 further includes a cross member 212 disposed at an interlayer position, and an extending direction of the cross member 212 is substantially perpendicular to an extending direction of the upright 211. The beam 212 is provided with a water baffle 213, and the water baffle 213 is used for isolating the front column cavities 41 of the adjacent unit glass plates 11. The water baffle 213 is provided with a first through hole 49; the ventilation duct 221 passes through the first through hole 49 to achieve interlayer penetration. Preferably, the air duct 221 and the first through hole 49 are sealed by using a sealant 23 to prevent water leakage. The water baffle is positioned on the cross beam, each layer of the front cavity of the upright post can be separated by the water baffle, and the ventilation pipeline cannot penetrate through multiple layers (for example, 5 layers) under the conventional condition; the water baffle is provided with holes for passing through the ventilation pipeline; the vent pipe is firmly adhered to the through hole by sealing glue, so that water leakage is prevented. A sealing plate 48 is also provided in the cross beam 211.

In this embodiment, the ventilation unit 22 further includes a metal pipe 222 disposed at an interlayer position, and an extending direction of the metal pipe 222 is substantially perpendicular to an extending direction of the upright post 211. The metal tube 222 is provided with a second through hole; the ventilation pipe 221 passes through the second through hole to achieve interlayer penetration. Preferably, the air duct 221 and the second through hole are sealed by using a sealant 23, so as to prevent the air duct 221 from falling off.

In some embodiments, the metal tube 222 is 30mm in diameter and is integrally formed with the post 211.

In this embodiment, the ventilation unit 22 further includes electric louvers 223 disposed at an interlayer position at intervals, where the electric louvers 223 are disposed on a side of the ventilation pipe 221 near the outdoor side, powered by the photovoltaic unit, and opened when the temperature is greater than a preset temperature threshold, so as to reduce the photovoltaic glass temperature. Specifically, the interlayer electric shutter can be arranged at a certain height near the outdoor side, and a ventilation metal pipe and a ventilation pipeline are arranged at the back. Preferably, the electric louvers 223 are arranged at interlayer positions every 5 layers.

As shown in fig. 5 to 6, in the present embodiment, the photovoltaic unit is disposed at an interlayer position, and includes a photovoltaic glass 19. Specifically, the photovoltaic glass 19 is disposed near the outdoor side, and the ventilation duct is disposed behind the outdoor side. In other embodiments, the photovoltaic units may also be provided on all facades of a unitary photovoltaic glass curtain wall system, thereby enhancing photovoltaic power generation capability.

It should be noted that, the foregoing embodiments are described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and identical/similar parts between the embodiments are mutually referred to. The terms "comprising" and "having" and variations thereof, as referred to in the present document, are intended to cover non-exclusive inclusion. The terms "first," "second," and the like are used to distinguish similar objects and not necessarily to describe a particular order or sequence unless otherwise indicated by context, it should be understood that the data so used may be interchanged where appropriate. In addition, the embodiments of the present utility model and the features in the embodiments may be combined with each other without collision. In addition, in the above description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

The foregoing is merely illustrative of the embodiments of this utility model and it will be appreciated by those skilled in the art that variations and modifications may be made without departing from the principles of the utility model, and it is intended to cover all modifications and variations as fall within the scope of the utility model.

Claims (10)

1. A cellular photovoltaic glass curtain wall system comprising a photovoltaic unit comprising photovoltaic glass; characterized in that the system further comprises: a multi-layer unit-type glass plate, wherein the unit-type glass plate comprises a fixing unit and a ventilation unit;

the fixing unit comprises a stand column, and the stand column is provided with a stand column front cavity;

the ventilation unit comprises a ventilation pipeline, and the ventilation pipeline is arranged in the front cavity of the upright post and is communicated with the outside, so that natural ventilation and cooling of the photovoltaic glass are performed.

2. The system of claim 1, wherein the vent tube is a 20mm diameter, 1.5mm thick hose, and the joint between the hose and the post is sealed with a sealant.

3. The system of claim 1, wherein the fixing unit further comprises a cross member disposed at an interlayer position, an extending direction of the cross member being substantially perpendicular to an extending direction of the column;

the beam is provided with a water baffle which is used for separating the front cavities of the upright posts of the adjacent unit glass plates, and the water baffle is provided with a first through hole;

the ventilation pipeline passes through the first through hole so as to realize interlayer penetration.

4. A system according to claim 3, wherein the vent conduit is sealed with a sealant between the vent conduit and the first through hole.

5. The system of claim 1, wherein the ventilation unit further comprises a metal tube disposed at an interlayer location, the metal tube extending in a direction substantially perpendicular to the direction of extension of the upright, the metal tube having a second through hole therein;

the ventilation pipeline passes through the second through hole so as to realize interlayer penetration.

6. The system of claim 5, wherein a sealant is used to seal between the vent conduit and the second through hole.

7. The system of claim 5, wherein the metal tube has a diameter of 30mm and is integrally formed with the post.

8. The system of claim 1, wherein the ventilation unit further comprises electrically powered louvers disposed at spaced apart locations between the layers, the electrically powered louvers disposed on a side of the ventilation duct adjacent the outdoor side and powered by the photovoltaic unit and opening when the temperature is greater than a preset temperature threshold to reduce the photovoltaic glass temperature.

9. The system of claim 8, wherein the motorized louvers are positioned every 5 layers at inter-layer locations.

10. The system of claim 1, wherein the photovoltaic unit is disposed in an interlayer location or in all facades of the system.

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