Photovoltaic and photo-thermal integrated tile

By designing a photovoltaic-thermal integrated tile that includes components such as a stainless steel cover plate and a mesh copper tube collector, the problems of reduced power generation efficiency and inconvenient installation under high summer temperatures have been solved, achieving constant temperature control and high-efficiency power generation in all four seasons, and reducing costs.

CN224289691UActive Publication Date: 2026-05-26SHAN XI RUN ZHAI KE JI YOU XIAN GONG SI
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHAN XI RUN ZHAI KE JI YOU XIAN GONG SI
Filing Date
2025-07-16
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing photovoltaic and solar thermal integrated tiles suffer from reduced power generation efficiency under high summer temperatures and lack active heat dissipation and water collection tank functions, resulting in inconvenient installation and increased costs.

Method used

A photovoltaic-thermal integrated tile was designed, comprising a stainless steel cover plate, a mesh copper tube collector, a perovskite battery, an anti-radiation layer, an insulation board, tempered glass, and other components. Combined with a water pipe system and solenoid valve control, it achieves active heat dissipation and automated heating and cooling. It also has a water tank function for easy installation.

Benefits of technology

It achieves constant temperature control of photovoltaic modules throughout the four seasons, improves power generation efficiency, reduces production costs, and extends service life through automated control and anti-aging coating, ensuring the efficient operation of photovoltaic modules.

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Abstract

The utility model is suitable for the technical field of photovoltaic and photo-thermal combined power generation, and provides a photovoltaic and photo-thermal integrated tile, which comprises a base, a stainless steel cover plate is fixedly arranged on the base, a net-shaped copper pipe heat collector and a perovskite battery are arranged above the stainless steel cover plate, the net-shaped copper pipe heat collector and the perovskite battery are bonded through EVA (Ethylene Vinyl Acetate), and the perovskite battery is arranged above the stainless steel cover plate. Toughened glass is fixedly arranged above the perovskite cell, and the base achieves clamping connection of the plurality of photovoltaic tiles through clamping of the female grooves and the male buckles. As a special tile for a building roof, photovoltaic preheating is fully utilized to heat refrigerant in a flow channel, heat supply in winter and cooling and refrigeration in summer are achieved through air energy heating, domestic water is supplied to buildings such as villas and homestay, indoor constant temperature can be guaranteed, and meanwhile photovoltaic refrigeration is achieved, so that the power generation efficiency is improved. And the photovoltaic bracket water receiving tank is formed by the primary groove and the secondary buckle which are integrally arranged, so that the installation is convenient, and the cost is saved.
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Description

Technical Field

[0001] This utility model belongs to the field of photovoltaic and solar thermal power generation technology, and in particular relates to a photovoltaic and solar thermal integrated tile. Background Technology

[0002] Photovoltaic-thermal combined power generation (PVT) technology is a technology that combines solar photovoltaic power generation with solar thermal utilization. It aims to utilize solar energy resources more efficiently, improve the overall energy utilization efficiency, and alleviate the instability of photovoltaic power generation. In addition to power generation, the generated heat energy can meet various needs such as building heating, industrial heat, and hot water supply, thus realizing diversified energy utilization.

[0003] Existing photovoltaic and solar thermal integrated tiles are mainly used for building roofs. However, these tiles typically lack active heat dissipation capabilities. This results in reduced power generation efficiency and shorter lifespan for photovoltaic modules under high summer temperatures. Furthermore, traditional photovoltaic tiles do not have a water collection trough, which usually requires additional installation, making installation inconvenient and increasing production costs. Utility Model Content

[0004] The purpose of this utility model embodiment is to provide a photovoltaic-thermal integrated tile, which aims to solve the problems mentioned in the background art.

[0005] This utility model embodiment is implemented as follows: a photovoltaic-thermal integrated tile includes:

[0006] A base is provided, on which a stainless steel cover plate is fixedly installed. A mesh copper tube collector and a perovskite cell are installed on the stainless steel cover plate. An anti-radiation layer and a heat insulation board are fixedly arranged between the mesh copper tube collector and the stainless steel cover plate. The mesh copper tube collector and the perovskite cell are bonded together with EVA. Tempered glass is fixedly installed on the top of the perovskite cell. A female groove and a female buckle are fixedly opened on the side of the base. The female groove and the female buckle are connected by snap-fit ​​to install multiple photovoltaic tiles.

[0007] A water pipe is fixedly installed on the base, with its inlet fixedly connected to the outlet of the mesh copper tube collector. The inlet of the mesh copper tube collector is connected to an external water supply device through a pipe. The outlet of the water pipe passes through the base and extends laterally to the outside of the photovoltaic tile, where it is fixedly connected to an external water storage tank through a pipe.

[0008] As a further embodiment of this utility model, the water pipe is controlled to open and close via a solenoid valve installed at the bottom of the base.

[0009] As a further embodiment of this utility model: the water pipe is bent horizontally and spans above the tempered glass and is equipped with multiple recessed nozzles, which are used to clean the surface of the tempered glass.

[0010] As a further aspect of this invention, the tempered glass surface is coated with an anti-aging coating.

[0011] As a further embodiment of this utility model: the female groove and the female buckle are configured as an "L"-shaped structure with matching cross-sections, and the female groove and the female buckle are arranged in a centrally symmetrical manner.

[0012] The beneficial effects of this utility model are as follows:

[0013] This utility model provides a photovoltaic and solar thermal integrated tile, which is a special tile for building roofs. It makes full use of photovoltaic preheating to heat the cold coal in the flow channel, and uses air energy to heat it to achieve heating in winter and cooling in summer. It supplies domestic water in villas, homestays and other buildings, can ensure constant indoor temperature, and at the same time, it cools the photovoltaic to improve power generation efficiency. The integrated female groove and female buckle form a photovoltaic bracket water receiving groove, which is easy to install and saves costs. Attached Figure Description

[0014] Figure 1 An exploded view of the three-dimensional structure of a photovoltaic-thermal integrated tile provided for an embodiment of this utility model;

[0015] Figure 2 A side view of a photovoltaic-thermal integrated tile provided for an embodiment of this utility model;

[0016] Figure 3 A bottom view of a photovoltaic-thermal integrated tile provided for an embodiment of this utility model.

[0017] In the attached diagram: 1. Base, 11. Female groove, 12. Female buckle, 2. Stainless steel cover plate, 3. Insulation board, 4. Anti-radiation layer, 5. Mesh copper tube collector, 6. EVA, 7. Perovskite battery, 8. Tempered glass, 9. Anti-aging coating, 10. Water pipe, 101. Solenoid valve, 102. Recessed nozzle. Detailed Implementation

[0018] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0019] The specific implementation of this utility model will be described in detail below with reference to specific embodiments.

[0020] Please see Figures 1 to 3 This utility model embodiment provides a photovoltaic-thermal integrated tile, comprising:

[0021] A base 1 is fixedly mounted with a stainless steel cover plate 2. A mesh copper tube collector 5 and a perovskite battery 7 are mounted on the stainless steel cover plate 2. An anti-radiation layer 4 and a heat insulation board 3 are fixedly arranged between the mesh copper tube collector 5 and the stainless steel cover plate 2. The mesh copper tube collector 5 and the perovskite battery 7 are bonded together with EVA 6. Tempered glass 8 is fixedly arranged on the top of the perovskite battery 7. A female groove 11 and a female buckle 12 are fixedly opened on the side of the base 1. The female groove 11 and the female buckle 12 are connected by snap-fit ​​to achieve snap-fit ​​connection of multiple photovoltaic tiles.

[0022] Water pipe 10 is fixedly installed on base 1. Its inlet is fixedly connected to the outlet of mesh copper tube collector 5. The inlet of mesh copper tube collector 5 is connected to external water supply equipment through a pipe. The outlet of water pipe 10 passes through base 1 and extends laterally to the outside of photovoltaic tile, and is fixedly connected to external water storage tank through a pipe.

[0023] In practical application, water is supplied through the inlet to the connected mesh copper tube collector 5. The mesh copper tube collector 5 is heated by the solar power generation of the perovskite cell 7 and the anti-radiation preheating of the anti-radiation layer 4. The outlet of the mesh copper tube collector 5 is connected to the water storage tank through the water pipe 10. The water from the storage tank is then heated by air energy through the pipe and discharged for indoor heating. In summer, the water is cooled by air energy and then circulated to the perovskite cell 7 to achieve cooling of the perovskite cell 7, thus achieving constant temperature control of the photovoltaic-thermal integrated tile in all four seasons, providing heating in winter and cooling in summer.

[0024] This embodiment, as a special roofing tile for buildings, makes full use of photovoltaic preheating to heat the cold coal in the flow channel, and uses air source heating to achieve heating in winter and cooling in summer. It supplies domestic water in villas, homestays and other buildings, ensuring constant indoor temperature. At the same time, it cools the photovoltaic system and improves power generation efficiency. The integrated mother channel 11 and daughter buckle 12 form a photovoltaic bracket water receiving channel, which is easy to install and saves costs.

[0025] Please see Figure 2 and Figure 3 In a preferred embodiment of this utility model, the water pipe 10 is controlled to open or close via a solenoid valve 101 installed at the bottom of the base 1.

[0026] In practical applications, this embodiment uses a solenoid valve 101 to automatically control the opening and closing of the water pipe 10 according to the different summer and winter temperatures, in order to meet the needs of different scenarios.

[0027] Please see Figure 2 and Figure 3In another preferred embodiment of this utility model, the water pipe 10 is bent horizontally and spans above the tempered glass 8 and is provided with a plurality of recessed nozzles 102, which are used to clean the surface of the tempered glass 8.

[0028] In practical application, the recessed nozzle 102 allows water from the water pipe 10 to be sprayed onto the surface of the tempered glass 8 under the control of the solenoid valve 101, thereby cleaning the surface of the tempered glass 8, ensuring the light transmittance of the tempered glass 8, and thus improving the photoelectric efficiency of the perovskite battery 7, while also further ensuring the photothermal efficiency of the mesh copper tube collector 5.

[0029] Please see Figure 1 In another preferred embodiment of this utility model, the tempered glass 8 is coated with an anti-aging coating 9.

[0030] In practical applications, this embodiment uses an anti-aging coating 9 to protect the surface of the tempered glass 8, delaying aging, damage, and performance degradation caused by environmental factors, thereby improving its durability and functionality.

[0031] Please see Figures 1 to 3 In another preferred embodiment of the present invention, the female groove 11 and the female buckle 12 are configured as an "L"-shaped structure with matching cross-sections, and the female groove 11 and the female buckle 12 are arranged in a centrally symmetrical manner.

[0032] In practical applications, based on the cross-sectional design of the female groove 11 and the male buckle 12, as well as the male-female docking design, the sealing of the connection can be guaranteed during assembly. Furthermore, its structural design enables the diversion of rainwater and other water, thereby achieving a leak-proof function. At the same time, its "L"-shaped structure also ensures the aesthetics and smoothness of the connection, making the recessed nozzle 102 have a better cleaning effect on the surface.

[0033] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0034] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0035] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0036] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A photovoltaic-thermal integrated tile, characterized in that: include: A base (1) is fixedly installed with a stainless steel cover plate (2). A mesh copper tube collector (5) and a perovskite battery (7) are installed above the stainless steel cover plate (2). An anti-radiation layer (4) and a heat insulation board (3) are fixedly arranged between the mesh copper tube collector (5) and the stainless steel cover plate (2). The mesh copper tube collector (5) and the perovskite battery (7) are bonded together by EVA (6). A tempered glass (8) is fixedly arranged above the perovskite battery (7). A female groove (11) and a female buckle (12) are fixedly opened on the side of the base (1). The female groove (11) and the female buckle (12) are connected by snapping to achieve the snap-fit ​​connection of multiple photovoltaic tiles. Water pipe (10) is fixedly installed on base (1). Its inlet is fixedly connected to the outlet of mesh copper tube collector (5). The inlet of mesh copper tube collector (5) is connected to external water supply equipment through a pipe. The outlet of water pipe (10) passes through base (1) and extends laterally to the outside of photovoltaic tile and is fixedly connected to external water storage tank through a pipe.

2. The photovoltaic-thermal integrated tile according to claim 1, characterized in that: The water pipe (10) is controlled to open and close via a solenoid valve (101) installed at the bottom of the base (1).

3. The photovoltaic-thermal integrated tile according to claim 2, characterized in that: The water pipe (10) is bent horizontally and spans above the tempered glass (8) and is equipped with multiple recessed nozzles (102), which are used to clean the surface of the tempered glass (8).

4. The photovoltaic-thermal integrated tile according to claim 3, characterized in that: The tempered glass (8) is coated with an anti-aging coating (9).

5. The photovoltaic-thermal integrated tile according to claim 1, characterized in that: The female groove (11) and the female buckle (12) are configured as an "L" shaped structure with matching cross-sections, and the female groove (11) and the female buckle (12) are arranged in a centrally symmetrical manner.