Flexible shading curtain capable of generating electricity

Abstract

The utility model discloses a flexible shading curtain capable of generating electricity, which relates to the technical field of flexible solar cell application and comprises a shading curtain body and an external circuit, the shading curtain body is composed of a flexible perovskite solar cell module, and the flexible perovskite solar cell module is connected with electric equipment through the external circuit. The shading curtain integrates the flexible perovskite solar cell, not only can realize the traditional shading function, but also can automatically generate power under the sunshine condition, and can adapt to the installation and use of various flexible curved surfaces and cambered surfaces based on the flexibility and foldability of the flexible perovskite solar cell, so that the use limitation of the shading curtain is greatly reduced, and the application range of the shading curtain is widened. The defects that a traditional shading curtain only provides the shading effect, and the application range of a curtain with a solar cell module is limited are overcome.

Description

TECHNICAL FIELD

[0001] The utility model relates to the application technical field of flexible solar cell, more particularly, it relates to a flexible sunshade curtain of power generation. BACKGROUND

[0002] With the continuous improvement of modern life quality, smart home has gradually become an important choice for modern families to pursue high quality, high comfort and high safety. The smart home system not only greatly improves the convenience of life, but also significantly enhances the comfort of the living environment and the overall safety of the family through intelligent control. However, while the current smart home market is rapidly developing, its combination with the concept of low-carbon environmental protection is still insufficient. How to effectively reduce the energy consumption of the smart home system and further optimize the indoor healthy environment has become an important direction for the development of future smart home technology.

[0003] Photovoltaic products, as a representative of clean energy, have been widely used around the world, which has significant significance for reducing carbon emissions and protecting the environment. In photovoltaic products, crystalline silicon cells dominate, while perovskite solar cells have attracted widespread attention in recent years due to their unique advantages. The working principle of perovskite solar cells is based on the photovoltaic effect, that is, when sunlight shines on the perovskite layer, the material absorbs photon energy and quickly converts it into free electrons and free holes, which are then collected by the electrode through the carrier transport layer, forming an electric current and voltage. This battery is usually composed of a transparent conductive substrate, a carrier transport layer (including an electron transport layer and a hole transport layer), a perovskite layer, and a metal electrode, etc. Each layer works together to achieve efficient photoelectric conversion.

[0004] Particularly noteworthy is that flexible perovskite solar cells, due to their lightweight and flexible characteristics, provide new possibilities for the integration of smart homes. This type of battery can be prepared on a flexible substrate (such as PET, PEN, PI, etc.), allowing it to adapt to various shapes and curved surfaces, opening up a wide space for innovative design of smart home products. However, there is no technical solution in the prior art that combines flexible perovskite solar cells with home products such as sunshade curtains.

[0005] A sunshade curtain fabric is disclosed in a Chinese utility model patent with patent authorization announcement number CN222080269U. The sunshade curtain of this patent is a traditional curtain with non-transparent or thickened fabric, which achieves basic control of light. The function of this sunshade curtain is relatively simple, and it cannot fully utilize solar energy to convert into electrical energy needed by people.

[0006] As a patent authorized announcement number for CN218749688U one kind Chinese utility model patent discloses an outdoor full shading window curtain fabric, the patent is aimed at the poor shading of the existing technology window curtain, provides an outdoor full shading window curtain fabric, can strengthen the effective blocking of light of window curtain. The curtain of the material also does not consider the use of sunlight, thereby increasing the urgency of outdoor people using electricity.

[0007] As a patent publication number CN108324070A one kind Chinese invention patent discloses a window curtain, the patent is to set up solar cell module on the convex surface of the batten, realize photoelectric conversion through solar cell module, but the solar cell module is hard structure, need to be installed on the hard board, cannot adapt to various flexible curved surface, camber, for example, the installation and use of window curtain body, the limitation is big. Utility model content

[0008] In view of this problem in actual application, the utility model aims at providing a flexible shading window curtain that can generate electricity. The shading window curtain integrates flexible perovskite solar cell technology, which can not only realize the traditional shading function but also automatically generate electricity under sunlight conditions to provide clean and sustainable energy for the smart home system. This design not only reduces the energy consumption of smart home but also further improves the environmental performance and overall comfort of the home environment by utilizing renewable energy. The specific scheme is as follows:

[0009] A flexible shading window curtain that can generate electricity includes a shading window curtain body and an external circuit. The shading window curtain body is composed of a flexible perovskite solar cell assembly. The flexible perovskite solar cell assembly is connected to an electrical device through the external circuit.

[0010] Further, it also includes a guide rod installed at one end of the shading window curtain body to fix the shading window curtain body and hide the electrical wires from the external circuit.

[0011] Further, it also includes a fixing device connected to the shading window curtain body and the guide rod.

[0012] Further, it also includes a control system connected to the flexible shading window curtain for automatically opening and closing and / or manually opening and closing the flexible shading window curtain.

[0013] Further, the control system adopts local control or remote control.

[0014] Further, the flexible perovskite solar cell assembly includes a layer of flexible perovskite solar cell and a layer of shading textile material arranged in a stack.

[0015] Further, the flexible perovskite solar cell assembly further comprises a light-sensitive response layer, and the light-sensitive response layer is located on the side of the flexible perovskite solar cell layer away from the light-shielding textile material layer.

[0016] Further, the light-sensitive response layer is connected with the control system, and when the light-sensitive response layer is stimulated by sunlight, the control system automatically opens the flexible light-shielding curtain.

[0017] Further, the light-shielding textile material layer is made of light-shielding textile material.

[0018] Further, the light-shielding curtain body is provided as a stretchable light-shielding curtain.

[0019] Further, the stretchable light-shielding curtain is made into a roller type light-shielding curtain, at this time, the light-shielding curtain body is composed of a piece of flexible perovskite solar cell assembly, and the positive and negative electrodes of the flexible perovskite solar cell assembly are connected at the end and lead out the external circuit through the guide rod to connect the electrical equipment.

[0020] Further, the stretchable light-shielding curtain is made into a shutter type light-shielding curtain, at this time, the light-shielding curtain body is connected by a plurality of flexible perovskite solar cell assemblies, each assembly is connected in series by an external circuit, and the positive and negative electrodes of the assembly at the end are connected and lead out the external circuit through the guide rod to connect the electrical equipment.

[0021] Compared with the prior art, the utility model has the advantages that:

[0022] The utility model discloses based on the flexible perovskite solar cell's rollable, foldable, combines flexible perovskite solar cell with light-shielding curtain, and proposes a flexible light-shielding curtain that can generate electricity, solves the only shading effect of the existing traditional light-shielding curtain and the application of the curtain with solar cell assembly is limited and the drawbacks of the application scope are limited.

[0023] The utility model combines light-shielding curtain with electrical equipment, seamlessly integrates into the smart home system, and the system can automatically set and trigger different scene modes according to the user's living habits and personalized preferences, realize the automatic opening and closing and adjustment of the light-shielding curtain, greatly simplify the daily operation of the user, improve the convenience and comfort of use, and as an innovative home product combining environmental protection and intelligent technology, can have very high attraction and broad market prospect in the future home market, and the implementation of the scheme is expected to lead the technical innovation of the light-shielding curtain industry and promote the development of the industry to a more environmentally friendly and intelligent direction. ACCURACY OF DRAWINGS

[0024] Figure 1 To show the structure diagram of the light-shielding curtain body, the guide rod and the control system of the utility model;

[0025] Figure 2 To show the structure diagram of the light-shielding curtain main body, the external circuit, the guide rod and the control system of the utility model;

[0026] Figure 3 To show the layer structure diagram of the light-shielding curtain main body of the utility model;

[0027] Figure 4 To show the structure diagram of the light-shielding curtain main body, the external circuit, the fixing device and the guide rod of the utility model.

[0028] The drawing mark: 1, light-shielding curtain main body;11, flexible perovskite solar cell layer;12, light-shielding textile material layer;13, photosensitive response layer;2, external circuit;3, control system;4, guide rod;5, fixing device. Specific implementation

[0029] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0030] Embodiment 1

[0031] A flexible light-shielding curtain that can generate electricity, as shown in Figure 1 、 Figure 2 、 Figure 4 , comprising a light-shielding curtain main body 1 and an external circuit 2, wherein the light-shielding curtain main body 1 is composed of a flexible perovskite solar cell assembly, and the flexible perovskite solar cell assembly is connected to an electrical equipment through the external circuit 2. More specifically, the external circuit 2 is connected to the positive and negative electrodes of the light-shielding curtain main body 1 respectively to realize the transmission of electric energy.

[0032] By utilizing the bendability and foldability of the flexible perovskite solar cell assembly and its ability to withstand a certain tensile force without breaking within a certain range, the flexible perovskite solar cell assembly is directly used as the light-shielding curtain main body 1 in this embodiment, which can meet the folding, bending and even stretching requirements of the light-shielding curtain during use, thereby increasing the flexibility of its application.

[0033] The light-shielding textile material layer 12 of the light-shielding curtain main body 1 is made of a light-shielding material to realize the light-shielding property of the light-shielding curtain main body 1.

[0034] During use, the light-shielding curtain main body 1 composed of the flexible perovskite solar cell assembly fully absorbs solar energy in a light environment and completes photoelectric conversion to convert light energy into electric energy, and the converted electric energy is transmitted to the electrical equipment through the external circuit 2 to provide energy for the electrical equipment.

[0035] Among them, electrical equipment can be either low-power indoor home appliances or outdoor electrical equipment, mainly providing energy for low-power indoor home appliances.

[0036] The power-generating flexible blackout curtain of this embodiment not only achieves the traditional blackout function, but also automatically generates electricity under sunlight conditions, providing clean and sustainable energy for smart home systems.

[0037] Example 2

[0038] The technical feature that distinguishes this embodiment from Embodiment 1 is that, as Figure 3 As shown: In this embodiment, the flexible perovskite solar cell module includes a flexible perovskite solar cell layer 11 and a light-blocking textile material layer 12. The flexible perovskite solar cell layer 11 is stretchable and can be extended or retracted at will. The light-blocking textile material layer 12 is made of light-blocking textile materials, such as coated light-blocking cloth or aluminum foil coated fabric, to achieve the light-blocking properties of the light-blocking curtain body 1. It has the functions of light blocking and heat insulation, and can block strong sunlight indoors in the hot summer while preventing high indoor temperatures. In addition, the setting of the light-blocking textile material layer 12 can also achieve the visual effect of existing curtains, thereby improving the aesthetics of the power-generating flexible light-blocking curtain.

[0039] Example 3

[0040] The technical features that distinguish this embodiment from Embodiment 2 are as follows: Figures 1-3 As shown: In this embodiment, a power-generating flexible blackout curtain also includes a control system 3, and the flexible perovskite solar cell module also includes a photosensitive layer 13, which is located on the side of the flexible perovskite solar cell layer 11 facing away from the blackout textile material layer 12. The control system 3 is connected to the photosensitive layer 13, which is used to sense the ambient light and transmit the light sensing signal to the control system 3. Upon receiving the signal, the control system 3 automatically controls the opening of the flexible blackout curtain to block sunlight indoors. More specifically, in automatic mode, once the photosensitive layer 13 receives sunlight stimulation, the control system 3 can automatically open the flexible blackout curtain, thereby realizing automatic control of the flexible blackout curtain in automatic mode.

[0041] It should be noted that the opening and closing of the flexible blackout curtain is achieved by an electronic control device, which is connected to the control system 3. After receiving the signal from the light-sensitive layer 13, the control system 3 controls the electronic control device to operate in order to achieve the opening and closing of the flexible blackout curtain. As the prior art, the electronic control device can be an electric motor or other equipment, which will not be described in detail here.

[0042] In addition, the control system 3 can adopt local control or remote control, and a user can control the lowering of the sunshade curtain body 1 through the remote control system 3, or remotely control the flexible sunshade curtain through a mobile phone APP, so that the sunshade curtain body 1 plays a role of shading and cooling in hot summer, and prevents the indoor temperature from being still high after the user returns home.

[0043] Embodiment 4

[0044] The difference between the embodiment and the embodiment 1 or the embodiment 2 or the embodiment 3 is that, as shown in Figure 1 , Figure 2 , Figure 4 In the embodiment, the flexible sunshade curtain further comprises a guide rod 4, which is installed at one end of the sunshade curtain body 1, and is used to fix the sunshade curtain body 1 and hide the electric wire of the external circuit 2.

[0045] More specifically, the guide rod 4 is fixed on the wall above the indoor window, and the guide rod 4 is connected to the top end of the sunshade curtain body 1 to fix the sunshade curtain body 1, and the electric wire of the external circuit 2 is led out from the sunshade curtain body 1 and passes through the groove below the guide rod 4 to be hidden in the guide rod, so as to bring good visual effect to the user and improve the safety.

[0046] Embodiment 5

[0047] The difference between the embodiment and the embodiment 4 is that, as shown in Figure 4 In the embodiment, the flexible sunshade curtain further comprises a fixing device 5, which is connected between the sunshade curtain body 1 and the guide rod 4. Specifically, the fixing device 5 can adopt buckles, hooks and the like, and the buckles are placed in the groove below the guide rod 4 or the slidable hooks are arranged below the guide rod 4, so as to connect the sunshade curtain body 1 through the buckles or the hooks, thereby facilitating the disassembly of the sunshade curtain body 1 to facilitate maintenance and replacement.

[0048] Embodiment 6

[0049] In the embodiment, the sunshade curtain body 1 is a stretchable sunshade curtain, and the stretchable sunshade curtain is made into a roller type sunshade curtain, at this time, the sunshade curtain body 1 is composed of a piece of flexible perovskite solar cell module, and the positive and negative poles of the flexible perovskite solar cell module are led out at the end thereof and lead out the external circuit 2 through the guide rod 4 to be connected to the electrical equipment.

[0050] The flexible perovskite solar cell module is bent, the sunshade curtain body 1 is made into a roller type, which is convenient to store and saves space.

[0051] Embodiment 7

[0052] In the embodiment, the light shielding curtain body 1 is also a stretchable curtain, and the stretchable curtain is made into a louver type light shielding curtain, at this time, the light shielding curtain body 1 is connected by a plurality of flexible perovskite solar cell assemblies, each assembly is connected by an external circuit 2 in series, and the positive and negative electrodes of the assembly at the end are connected and the external circuit 2 is led out through the guide rod 4 to connect the electrical equipment, wherein the external circuit 2 plays a role of connecting and fixing and connecting the battery assembly in series.

[0053] The flexible perovskite solar cell assembly is folded to make the light shielding curtain body 1 into a louver type, and the light shielding curtain in this type can be used in a small household with limited space.

[0054] Embodiment 8

[0055] In the embodiment, the flexible light shielding curtain can generate electricity is installed in a family study, the flexible light shielding curtain isolates the dazzling sunlight outside, the light shielding curtain body 1 is connected to the desk writing lamp through the external circuit 2, and the generated electric energy is supplied to the desk writing lamp for power generation; or the light shielding curtain body 1 is connected to other electrical equipment in the study through the external circuit 2 to meet the power demand of the equipment.

[0056] Embodiment 9

[0057] In the embodiment, the flexible light shielding curtain can generate electricity is installed in a small household bedroom to prevent occupying more space, the flexible light shielding curtain isolates the dazzling sunlight outside, the light shielding curtain body 1 is connected to the bedside lamp through the external circuit 2, and the light shielding curtain body 1 is connected to the bedside lamp through the external circuit 2 to provide a high-quality rest experience for the user; or the light shielding curtain body 1 is connected to other electrical equipment in the bedroom through the external circuit 2 to meet the power demand of the equipment.

[0058] The above only describes the preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical solution falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that for ordinary skilled persons in the art, some improvements and decorations without departing from the principle of the present application can also be considered as the protection scope of the present application.

Claims

1. A power-generating flexible blackout curtain, characterized in that, The device includes a blackout curtain body and an external circuit. The blackout curtain body is composed of a flexible perovskite solar cell module, and the flexible perovskite solar cell module is connected to electrical equipment via the external circuit.

2. The power-generating flexible blackout curtain according to claim 1, characterized in that, It also includes a guide rod, which is installed at one end of the blackout curtain body and serves to fix the blackout curtain body and hide the wires leading out from the external circuit.

3. The power-generating flexible blackout curtain according to claim 2, characterized in that, It also includes a fixing device that connects the blackout curtain body to the guide rod.

4. The power-generating flexible blackout curtain according to claim 3, characterized in that, It also includes a control system, which is connected to the flexible blackout curtain and is used to automatically open and / or manually open and close the flexible blackout curtain.

5. The power-generating flexible blackout curtain according to claim 4, characterized in that, The control system can be local or remote.

6. The power-generating flexible blackout curtain according to claim 4, characterized in that, The flexible perovskite solar cell module includes a layer of flexible perovskite solar cells stacked together and a layer of light-shielding textile material.

7. The power-generating flexible blackout curtain according to claim 6, characterized in that, The flexible perovskite solar cell module also includes a photosensitive layer, which is located on the side of the flexible perovskite solar cell layer that faces away from the light-shielding textile material layer.

8. The power-generating flexible blackout curtain according to claim 7, characterized in that, The photosensitive layer is connected to the control system. When the photosensitive layer is stimulated by sunlight, the control system automatically opens the flexible blackout curtain.

9. The power-generating flexible blackout curtain according to claim 6, characterized in that, The light-blocking textile material layer is made of light-blocking textile material.

10. The power-generating flexible blackout curtain according to any one of claims 1-9, characterized in that, The main body of the blackout curtain is configured as a stretchable blackout curtain.

11. The power-generating flexible blackout curtain according to claim 10, characterized in that, The stretchable blackout curtain is made into a roller blind type blackout curtain. In this case, the main body of the blackout curtain is composed of a one-piece flexible perovskite solar cell module, and the positive and negative electrodes of the flexible perovskite solar cell module are connected at its ends and the external circuit is led out through the guide rod to connect to the electrical equipment.

12. The power-generating flexible blackout curtain according to claim 10, characterized in that, The stretchable blackout curtain is made into a Venetian blind style blackout curtain. At this time, the main body of the blackout curtain is composed of multiple flexible perovskite solar cell modules connected together. Each module is connected in series by an external circuit, and the positive and negative terminals of the module at the very end are connected out and the external circuit is led out through the guide rod to connect to the electrical equipment.

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