An assembled low-carbon energy-saving photovoltaic curtain wall system

Abstract

This invention provides a prefabricated low-carbon energy-saving photovoltaic curtain wall system. The honeycomb panels are precisely connected and automatically leveled using a tongue-and-groove interlocking connection. On-site assembly is completed quickly with only bolt tightening required. Ventilation holes and a moisture-wicking layer are provided within the honeycomb panels to regulate internal temperature and humidity. A flexible photovoltaic film is attached to the surface of the honeycomb panels or low-emissivity insulated glass modules. The flexible photovoltaic film modules are used for electrical connection to the building's power distribution system or energy storage equipment. A wireless sensor module is connected to the low-emissivity insulated glass module and embedded in the honeycomb panel module. An electrically controlled venetian blind module is installed within the low-emissivity insulated glass module. The wireless sensor module collects environmental parameters and transmits them to a control device, which controls the operation of the electrically controlled venetian blind module based on the environmental parameters. This invention integrates photovoltaic power generation, thermal insulation, intelligent dimming, and rapid assembly, improving construction efficiency, reducing construction costs, and saving energy and protecting the environment.

Description

Technical Field

[0001] This utility model relates to the field of green building technology, and particularly to the field of photovoltaic curtain wall system technology, specifically referring to a prefabricated low-carbon energy-saving photovoltaic curtain wall system. Background Technology

[0002] Green building is a high-quality building that conserves resources, protects the environment, reduces pollution, and provides people with healthy, suitable, and efficient living spaces throughout its entire life cycle, maximizing the harmonious coexistence between humans and nature.

[0003] In green buildings, low energy consumption is achieved through the integration of climate-adaptive design and energy-saving technologies, combined with planning layout, optimized building envelope, and the application of high-performance materials. Currently, photovoltaic (PV) curtain wall systems are commonly used in green buildings; however, these systems generally suffer from low integration, poor energy-saving performance, low construction efficiency, low levels of intelligence, and poor integration with building energy management systems. Traditional curtain wall materials struggle to simultaneously fulfill comprehensive functions such as power generation, heat insulation, thermal insulation, and intelligent dimming, hindering building energy consumption optimization and carbon emission control, and thus restricting the development of green and intelligent buildings.

[0004] Therefore, it is desirable to provide a prefabricated low-carbon energy-saving photovoltaic curtain wall system that integrates photovoltaic power generation, heat insulation, intelligent dimming and rapid assembly, thereby improving construction efficiency, reducing construction costs and saving energy and protecting the environment. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art, one objective of this utility model is to provide a prefabricated low-carbon energy-saving photovoltaic curtain wall system that integrates photovoltaic power generation, heat insulation, intelligent dimming and rapid assembly, improves construction efficiency, reduces construction costs, saves energy and is environmentally friendly, and is suitable for large-scale promotion and application.

[0006] To achieve the above objectives, this utility model provides a prefabricated low-carbon energy-saving photovoltaic curtain wall system, characterized by comprising a honeycomb panel module, a low-emissivity insulated glass module, a flexible photovoltaic thin-film module, an electrically controlled venetian blind module, a wireless sensor module, and a control device, wherein:

[0007] The honeycomb panel module includes a honeycomb panel, which is vertically arranged and positioned along the left-right direction. The honeycomb panel has multiple honeycomb holes arranged adjacent to each other along the front-back direction. The honeycomb panel also has mounting holes along the front-back direction for mounting to a connector located behind the honeycomb panel and connected to the building's exterior wall via fastening bolts. An air-wicking layer is disposed within the honeycomb panel, which is vertically arranged and positioned along the left-right direction and communicates with the honeycomb holes. The honeycomb panel also has ventilation holes along the front-back direction, which communicate with the air-wicking layer. There are multiple honeycomb panels, all located within a vertical plane along the left-right direction. Adjacent honeycomb panels are connected and positioned via interlocking joints.

[0008] The low-emissivity insulated glass module includes an outer frame, a front glass, a rear glass, and an inert gas. The outer frame is vertically arranged and along the left-right direction. The front glass and the rear glass are both vertically arranged and along the left-right direction, and are spaced apart from each other in the outer frame. The inert gas is located in the outer frame and between the front glass and the rear glass.

[0009] The flexible photovoltaic thin film module includes a flexible photovoltaic thin film, which is vertically arranged and arranged along the left-right direction. The flexible photovoltaic thin film is located in front of the honeycomb panel or the front glass and is attached to the honeycomb panel or the front glass. The flexible photovoltaic thin film module is used for electrical connection to the building power distribution system or energy storage equipment.

[0010] The wireless sensor module is vertically arranged and positioned along the left-right direction. It is located below and connected to the low-emissivity insulated glass module, and electrically connected to the flexible photovoltaic thin-film module. The low-emissivity insulated glass module and the wireless sensor module are embedded in the honeycomb panel module. The wireless sensor module is used to collect environmental parameters and is signal-connected to the control device to send these parameters. The electrically controlled venetian blind module is vertically arranged and positioned along the left-right direction within the outer frame, located between the front and rear glass. It is electrically connected to the flexible photovoltaic thin-film module, and the control device is signal-connected to the electrically controlled venetian blind module to control its operation based on the environmental parameters.

[0011] Preferably, the honeycomb panel is a honeycomb aluminum panel.

[0012] Preferably, both the front glass and the rear glass are reinforced glass.

[0013] Preferably, the flexible photovoltaic film is a flexible CIGS photovoltaic film.

[0014] Preferably, the wireless sensor module includes a temperature sensor, a humidity sensor, and a light sensor.

[0015] Preferably, each module is secured by inserts and slots, and is fixed by locating pins inserted from the front and back.

[0016] More preferably, the insert is a metal insert.

[0017] Preferably, each module is sealed with a flexible sealing strip.

[0018] Preferably, the prefabricated low-carbon energy-saving photovoltaic curtain wall system further includes a building central control platform. The control device is also signal-connected to the building central control platform to send the environmental parameters to the building central control platform. The building central control platform is used to control the operation of electrical appliances in the building according to the environmental parameters.

[0019] Preferably, the prefabricated low-carbon energy-saving photovoltaic curtain wall system further includes a building control platform. The flexible photovoltaic thin film module is signal-connected to the building control platform to send the operating parameters of the flexible photovoltaic thin film module to the building control platform. The building control platform is used to perform photovoltaic energy efficiency analysis and operation diagnosis based on the operating parameters.

[0020] The main beneficial effects of this utility model are as follows:

[0021] This utility model's prefabricated low-carbon energy-saving photovoltaic curtain wall system utilizes a tongue-and-groove interlocking connection between the honeycomb panels to achieve precise connection and automatic leveling. On-site assembly requires only bolt tightening for rapid assembly. Ventilation holes and a moisture-wicking layer are installed within the honeycomb panels to regulate internal temperature and humidity. The flexible photovoltaic film module is attached to the front glass surface of the honeycomb panel or low-emissivity insulated glass module. This flexible photovoltaic film module is used for electrical connection to the building's power distribution system or energy storage equipment. A wireless sensor module is located below and connected to the low-emissivity insulated glass module. The low-emissivity insulated glass module and the wireless sensor module are embedded within the honeycomb panel module. An electrically controlled venetian blind module is installed within the low-emissivity insulated glass module. The wireless sensor module collects environmental parameters and transmits them to a control device, which controls the operation of the electrically controlled venetian blind module based on these environmental parameters. Therefore, it integrates photovoltaic power generation, thermal insulation, intelligent dimming, and rapid assembly, improving construction efficiency, reducing construction costs, saving energy, and being environmentally friendly, making it suitable for large-scale application.

[0022] These and other objects, features and advantages of this utility model will be fully apparent from the following detailed description and drawings, and can be achieved by the means, devices and combinations thereof specifically pointed out in the description of the utility model. Attached Figure Description

[0023] Figure 1 This is a partial three-dimensional schematic diagram of a specific embodiment of the prefabricated low-carbon energy-saving photovoltaic curtain wall system of this utility model.

[0024] (Explanation of reference numerals in the attached diagram)

[0025] 1. Honeycomb panel module; 11. Honeycomb panel; 12. Honeycomb holes;

[0026] 2. Low-emissivity insulated glass modules; 21. Outer frame;

[0027] 3. Flexible photovoltaic thin-film module; 31. Flexible photovoltaic thin film;

[0028] 4. Electrically controlled Venetian blind module;

[0029] 5. Wireless sensor module; 51. Temperature sensor; 52. Humidity sensor; 53. Light sensor. Detailed Implementation

[0030] In order to better understand the technical content of this utility model, the following embodiments are provided for detailed description.

[0031] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0032] Please see Figure 1 As shown, in a specific embodiment of this utility model, the prefabricated low-carbon energy-saving photovoltaic curtain wall system of this utility model includes a honeycomb panel module 1, a low-emissivity insulating glass module 2, a flexible photovoltaic thin film module 3, an electrically controlled venetian blind module 4, a wireless sensor module 5, and a control device (not shown in the figure), wherein:

[0033] The honeycomb panel module 1 includes a honeycomb panel 11, which is vertically arranged and positioned along the left-right direction. The honeycomb panel 11 has multiple honeycomb holes 12 arranged adjacent to each other along the front-back direction. The honeycomb panel 11 also has mounting holes (not shown in the figure) along the front-back direction, which are used to install the honeycomb panel 11 onto a connector located behind it and connected to the building's exterior wall via fastening bolts. An air-wicking layer (not shown in the figure) is provided inside the honeycomb panel 11, which is vertically arranged and positioned along the left-right direction and connects to the honeycomb holes 12. The honeycomb panel 11 also has ventilation holes (not shown in the figure) along the front-back direction, which connect to the air-wicking layer. There are multiple honeycomb panels 11, all located in a vertical plane along the left-right direction. Adjacent honeycomb panels 11 are connected and positioned by interlocking joints.

[0034] The low-emissivity insulated glass module 2 includes an outer frame 21, a front glass (not shown in the figure), a rear glass (not shown in the figure), and an inert gas (not shown in the figure). The outer frame 21 is vertically arranged along the left-right direction. The front glass and the rear glass are both vertically arranged along the left-right direction and are spaced apart from each other in the outer frame 21. The inert gas is located in the outer frame 21 and between the front glass and the rear glass.

[0035] The flexible photovoltaic thin film module 3 includes a flexible photovoltaic thin film 31, which is vertically arranged and arranged along the left and right directions. The flexible photovoltaic thin film 31 is located in front of the front glass and attached to the front glass (the flexible photovoltaic thin film 31 can also be located in front of the honeycomb panel 11 and attached to the honeycomb panel 11). The flexible photovoltaic thin film module 3 is used for electrical connection to the building power distribution system or energy storage equipment.

[0036] The wireless sensor module 5 is vertically arranged and positioned along the left-right direction. It is located below and connected to the low-emissivity insulated glass module 2, and electrically connected to the flexible photovoltaic thin-film module 3. The low-emissivity insulated glass module 2 and the wireless sensor module 5 are embedded in the honeycomb panel module 1. The wireless sensor module 5 is used to collect environmental parameters and is signal-connected to the control device to send the environmental parameters to it. The electrically controlled venetian blind module 4 is vertically arranged and positioned along the left-right direction within the outer frame 21, located between the front and rear glass. It is electrically connected to the flexible photovoltaic thin-film module 3, and the control device is signal-connected to the electrically controlled venetian blind module 4 to control its operation based on the environmental parameters.

[0037] The honeycomb panel 11 can be made of any suitable material. In one specific embodiment of this utility model, the honeycomb panel 11 is a honeycomb aluminum panel. Honeycomb aluminum panels are characterized by being lightweight, high-strength, wind-pressure resistant, and weather-resistant.

[0038] The front glass and the rear glass can be any suitable type of glass. In a specific embodiment of this utility model, both the front glass and the rear glass are reinforced glass.

[0039] The flexible photovoltaic film 31 can be any suitable material. In one specific embodiment of this invention, the flexible photovoltaic film 31 is a flexible CIGS photovoltaic film. CIGS stands for CuIn solar thin-film battery. x Ga (1-x) Se2, short for copper indium gallium selenide (Cu-In-Ga-Se), is mainly composed of Cu (copper), In (indium), Ga (gallium), and Se (selenium). It possesses advantages such as strong light absorption, good power generation stability, and high conversion efficiency. CIGS thin-film solar cells are third-generation thin-film photovoltaic devices using copper indium gallium selenide (Cu-In-Ga-Se) compounds as the core material. They employ chalcopyrite-structured semiconductors as the absorber layer and exhibit direct bandgap characteristics and high efficiency (up to 10). 5 cm -1 The light absorption coefficient.

[0040] The wireless sensor module 5 may include any suitable environmental parameter sensor; please refer to [link / reference]. Figure 1 As shown, in a specific embodiment of this utility model, the wireless sensor module 5 includes a temperature sensor 51, a humidity sensor 52, and a light sensor 53. Furthermore, it can be determined whether a wind speed sensor and a PM2.5 sensor are needed, depending on the requirements.

[0041] The modules can be connected using any suitable structure. In a specific embodiment of this utility model, the modules are connected by inserts and slots and secured by positioning pins inserted from the front and back.

[0042] The insert can be made of any suitable material. In one specific embodiment of this utility model, the insert is a metal insert.

[0043] The modules can be sealed using any suitable sealing element. In a specific embodiment of this utility model, each module is provided with a flexible sealing strip for sealing.

[0044] The flexible sealing strip can be made of any suitable material. In a specific embodiment of this utility model, the flexible sealing strip is a flexible sealing rubber strip.

[0045] The prefabricated low-carbon energy-saving photovoltaic curtain wall system may also include any other suitable components. In a specific embodiment of this utility model, the prefabricated low-carbon energy-saving photovoltaic curtain wall system further includes a building central control platform. The control device is also signal-connected to the building central control platform to send the environmental parameters to the building central control platform. The building central control platform is used to control the operation of electrical appliances in the building according to the environmental parameters.

[0046] The prefabricated low-carbon energy-saving photovoltaic curtain wall system may also include any other suitable components. In a specific embodiment of this utility model, the prefabricated low-carbon energy-saving photovoltaic curtain wall system further includes a building central control platform. The flexible photovoltaic thin film module is signal-connected to the building central control platform to send the operating parameters of the flexible photovoltaic thin film module to the building central control platform. The building central control platform is used to perform photovoltaic energy efficiency analysis and operation diagnosis based on the operating parameters.

[0047] In this utility model:

[0048] The honeycomb panel 11 is prefabricated in a modular manner in the factory, with standardized structural dimensions, facilitating transportation and hoisting. The honeycomb panel 11 uses a tongue-and-groove interlocking connection to achieve precise connection and automatic leveling. On-site assembly can be completed quickly by simply tightening bolts, which greatly improves construction efficiency and reduces the risks of working at heights.

[0049] Low-emissivity insulated glass module 2 (Low-E insulated glass module) faces the building window and includes two layers of glass and an inert gas between them, effectively improving the thermal insulation capacity of the building envelope.

[0050] The system's exterior facade features flexible photovoltaic thin-film modules 3. These flexible photovoltaic films 31 can be directly attached to the honeycomb panel 11 or the front glass surface without additional structural support. They combine flexibility with high power generation efficiency, and possess UV resistance and self-cleaning capabilities. Electricity can be connected to the building's power distribution system or energy storage devices via quick-connect electrical connectors, enabling building-integrated photovoltaics (BIPV) power generation and reducing dependence on external energy sources.

[0051] The wireless sensor module 5 is powered by the flexible photovoltaic thin film module 3, enabling real-time collection of environmental parameters such as temperature, humidity, and light intensity, which are then transmitted to the control device. The low-emissivity insulated glass module 2 integrates an electrically controlled Venetian blind module 4, which is also powered by the flexible photovoltaic thin film module 3. The control device can control the operation of the electrically controlled Venetian blind module 4 based on environmental parameters such as light intensity. For example, if the light intensity is too strong, the module will be partially open; if the light intensity is moderate, it will be fully open; and if the light intensity is too weak, it will be closed, thus achieving automatic adjustment of the electrically controlled Venetian blind module 4 and improving the building's lighting comfort and energy-saving effect.

[0052] Ventilation holes and a moisture-wicking layer are provided in the honeycomb panel 11 to regulate the internal temperature and humidity, prevent mold or corrosion caused by internal condensation, and improve the overall thermal performance. This structure also helps to achieve the "breathing wall" effect of the building envelope under specific needs.

[0053] Both the control device and the flexible photovoltaic thin-film module 3 can be connected to the building central control platform to achieve remote unified management and maintenance of functions such as controlling the operation of electrical appliances in the building according to environmental parameters (e.g., controlling the lighting to turn on and off based on light intensity, controlling the air conditioner to start and stop based on temperature, and controlling the dehumidifier or humidifier to start and stop based on humidity), and performing photovoltaic energy efficiency analysis and operation diagnosis.

[0054] Each module can be connected to a slot by inserts and secured by positioning pins. Each module can be sealed with a flexible sealing strip, which provides wind resistance, waterproofing, and sound insulation, ensuring the long-term durability and comfort of the curtain wall system.

[0055] Compared with the prior art, the present invention has the following advantages:

[0056] 1. Improve energy efficiency: The power generation efficiency of the curtain wall is increased by ≥18%, supporting both grid connection and energy storage modes;

[0057] 2. Reduced construction costs: Construction efficiency increased by 30%, significantly reducing safety risks associated with working at heights;

[0058] 3. Intelligent operation and maintenance: fast environmental response and high control precision;

[0059] 4. Green and low-carbon: Annual carbon emission intensity is reduced;

[0060] 5. Stable performance: The relevant modules can be connected to the building control platform for status monitoring and remote control, reducing manual maintenance costs.

[0061] Therefore, this utility model adopts a three-in-one design of photovoltaic power generation, intelligent shading, and quick-installation structure. It has the function of "breathing curtain wall" with ventilation holes for moisture conduction and honeycomb structure coordination, which improves the energy-saving and heat insulation performance of the curtain wall system, realizes the effective utilization of solar energy, improves on-site construction efficiency, and reduces labor costs. It can adjust the shading according to environmental parameters. It is a prefabricated low-carbon energy-saving curtain wall system that integrates photovoltaic power generation, heat insulation, intelligent dimming and quick assembly. It is especially suitable for the external envelope structure of public buildings such as high-star hotels and high-rise office buildings.

[0062] In summary, this utility model's prefabricated low-carbon energy-saving photovoltaic curtain wall system integrates photovoltaic power generation, heat insulation, intelligent dimming, and rapid assembly, improving construction efficiency, reducing construction costs, saving energy, and being environmentally friendly, making it suitable for large-scale promotion and application.

[0063] Therefore, it is evident that the objective of this utility model has been fully and effectively achieved. The function and structural principles of this utility model have been demonstrated and explained in the embodiments. Without departing from the stated principles, any modifications can be made to the implementation methods. Therefore, this utility model includes all modified embodiments based on the spirit and scope of the claims.

Claims

1. A prefabricated low-carbon energy-saving photovoltaic curtain wall system, characterized in that, It includes honeycomb panel modules, low-emissivity insulating glass modules, flexible photovoltaic thin-film modules, electrically controlled venetian blind modules, wireless sensor modules, and control devices, among which: The honeycomb panel module includes a honeycomb panel, which is vertically arranged and positioned along the left-right direction. The honeycomb panel has multiple honeycomb holes arranged adjacent to each other along the front-back direction. The honeycomb panel also has mounting holes along the front-back direction for mounting to a connector located behind the honeycomb panel and connected to the building's exterior wall via fastening bolts. An air-wicking layer is disposed within the honeycomb panel, which is vertically arranged and positioned along the left-right direction and communicates with the honeycomb holes. The honeycomb panel also has ventilation holes along the front-back direction, which communicate with the air-wicking layer. There are multiple honeycomb panels, all located within a vertical plane along the left-right direction. Adjacent honeycomb panels are connected and positioned via interlocking joints. The low-emissivity insulated glass module includes an outer frame, a front glass, a rear glass, and an inert gas. The outer frame is vertically arranged and along the left-right direction. The front glass and the rear glass are both vertically arranged and along the left-right direction, and are spaced apart from each other in the outer frame. The inert gas is located in the outer frame and between the front glass and the rear glass. The flexible photovoltaic thin film module includes a flexible photovoltaic thin film, which is vertically arranged and arranged along the left-right direction. The flexible photovoltaic thin film is located in front of the honeycomb panel or the front glass and is attached to the honeycomb panel or the front glass. The flexible photovoltaic thin film module is used for electrical connection to the building power distribution system or energy storage equipment. The wireless sensor module is vertically arranged and positioned along the left-right direction. It is located below and connected to the low-emissivity insulated glass module, and electrically connected to the flexible photovoltaic thin-film module. The low-emissivity insulated glass module and the wireless sensor module are embedded in the honeycomb panel module. The wireless sensor module is used to collect environmental parameters and is signal-connected to the control device to send these parameters. The electrically controlled venetian blind module is vertically arranged and positioned along the left-right direction within the outer frame, located between the front and rear glass. It is electrically connected to the flexible photovoltaic thin-film module, and the control device is signal-connected to the electrically controlled venetian blind module to control its operation based on the environmental parameters.

2. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, The honeycomb panel is a honeycomb aluminum panel.

3. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, Both the front and rear glass are reinforced glass.

4. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, The flexible photovoltaic film is a flexible CIGS photovoltaic film.

5. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, The wireless sensor module includes a temperature sensor, a humidity sensor, and a light sensor.

6. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, Each module is connected to a slot via inserts and secured by locating pins inserted at the front and back.

7. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 6, characterized in that, The insert is a metal insert.

8. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, Each module is sealed with a flexible sealing strip.

9. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, The prefabricated low-carbon energy-saving photovoltaic curtain wall system also includes a building central control platform. The control device is also signal-connected to the building central control platform to send the environmental parameters to the building central control platform. The building central control platform is used to control the operation of electrical appliances in the building according to the environmental parameters.

10. The prefabricated low-carbon energy-saving photovoltaic curtain wall system as described in claim 1, characterized in that, The prefabricated low-carbon energy-saving photovoltaic curtain wall system also includes a building central control platform. The flexible photovoltaic thin film module is signal-connected to the building central control platform to send the operating parameters of the flexible photovoltaic thin film module to the building central control platform. The building central control platform is used to perform photovoltaic energy efficiency analysis and operation diagnosis based on the operating parameters.

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