Photo-thermal integrated photovoltaic module

Abstract

The photo-thermal integrated photovoltaic assembly comprises a frame, a cover plate, a heat collection structure and a photovoltaic panel, the photovoltaic panel is located in the frame, the heat collection structure is located between the cover plate and the photovoltaic panel, the heat collection structure comprises a water receiving pipe, a water inlet pipe, a water outlet pipe, bent pipes, connecting pipes and a heat absorption plate, the bent pipes are connected through the connecting pipes to form the heat collection assembly, and the heat absorption plate is located between the cover plate and the heat absorption plate. According to the photo-thermal integrated photovoltaic module, the water receiving pipe, the water inlet pipe, the water outlet pipe, the bent pipe and the connecting pipe form a circulating water path, and then a water pump is connected, so that water circulation in the whole heat collection module can be realized, heat on the heat absorption plate can be recycled, and the solar energy utilization rate of the photovoltaic module is improved; the heat absorption grooves increase the heat transfer area between the heat absorption plate and the heat collection assembly and improve the heat absorption efficiency, the contact area is increased through the positioning grooves and the positioning protrusions, the heat conduction efficiency is improved, the heat collection assembly can be effectively fixed in the heat absorption grooves, and the reliability of the whole photovoltaic assembly is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic components, and in particular to a light-heat integrated photovoltaic component. Background Art

[0002] Among the existing photovoltaic modules, some have the function of heat collection, which can improve the utilization rate of solar energy. According to the patent number: CN201420188092.6, the patent name is a photovoltaic and thermal integrated solar water heater device. The following are collectively referred to as reference patents. The reference patents record "photovoltaic and thermal integrated solar water heater, controller, battery pack, DC / AC inverter, water pump, water tank, the photovoltaic and thermal integrated solar water heater is electrically connected to the controller and DC / AC inverter". It can be seen that although these photovoltaic modules have the function of photovoltaic integration, the heat utilization rate is average.

[0003] Since the optimal operating ambient temperature for photovoltaic modules is 26°C, the power generation efficiency of photovoltaic modules will decrease in high temperature environments. Utility Model Content

[0004] In order to overcome the above-mentioned deficiencies, the utility model provides a photothermal integrated photovoltaic assembly.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A solar-thermal integrated photovoltaic assembly comprises a frame, a cover plate, a heat collection structure and a photovoltaic panel, wherein the photovoltaic panel is located inside the frame, and the heat collection structure is located between the cover plate and the photovoltaic panel;

[0007] The heat collecting structure includes a water connection pipe, a water inlet pipe, a water outlet pipe, a bent pipe, a connecting pipe and a heat absorbing plate. The bent pipes are connected to each other through the connecting pipe to form a heat collecting assembly. The bent pipes at both ends are connected to the water connection pipe through the water inlet pipe and the water outlet pipe respectively. The heat absorbing plate is located on the back of the photovoltaic panel. The surface of the heat absorbing plate is provided with a heat absorbing groove, and the heat collecting assembly is embedded in the heat absorbing groove.

[0008] The wall of the heat absorbing groove is provided with a plurality of positioning protrusions, and the outer sides of the pipe walls of the bent pipe, the connecting pipe, the water inlet pipe and the water outlet pipe are all provided with positioning grooves, and the positioning protrusions can be embedded in the positioning grooves.

[0009] Preferably, the number of the photovoltaic panels is two, and the two photovoltaic panels are connected via an electrical connector, which passes through the cover plate and is electrically connected to external electrical equipment.

[0010] Preferably, the bent pipe is connected to the water inlet pipe, the water outlet pipe and the connecting pipe by threads, thereby enabling flexible conduction between the bent pipe and other pipes.

[0011] Preferably, sealing rings are provided between the bent pipe and the water inlet pipe, the water outlet pipe and the connecting pipe, thereby enabling reliable sealing between the bent pipe and other pipes.

[0012] Preferably, thermally conductive silica gel and silica gel grease are provided between the heat absorbing plate and the photovoltaic panel, which can effectively realize heat transfer between the heat absorbing plate and the photovoltaic panel, and the silica gel grease can effectively fix the heat absorbing plate and the photovoltaic panel.

[0013] Preferably, the heat absorbing plate and the photovoltaic module are integrally formed, which can improve the production efficiency of the entire integrated photothermal photovoltaic module.

[0014] The beneficial effects of the utility model are as follows: in the integrated light-heat photovoltaic assembly:

[0015] 1. The water pipe, water inlet pipe, water outlet pipe, elbow pipe and connecting pipe form a circulating water circuit. When a water pump is connected, water circulation in the entire heat collection assembly can be realized, so that the heat on the heat absorption plate can be recycled and utilized, thereby improving the solar energy utilization rate of the photovoltaic assembly;

[0016] 2. The heat absorption groove can increase the heat transfer area between the heat absorption plate and the heat collection component, thereby improving the heat absorption efficiency;

[0017] 3. The positioning grooves and positioning protrusions can further increase the contact area and improve the heat conduction efficiency. At the same time, the heat collecting assembly can be effectively fixed in the heat absorption groove, thereby improving the reliability of the entire photovoltaic assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be described by way of examples with reference to the accompanying drawings, in which:

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the internal structure of the utility model without the cover plate;

[0021] Figure 3 It is a schematic diagram of the internal structure of the utility model without the cover plate and the heat collecting assembly;

[0022] Figure 4 It is a schematic diagram of the internal structure of the utility model without the cover plate, the heat collecting assembly and the heat absorbing plate. DETAILED DESCRIPTION

[0023] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0024] like Figure 1-Figure 4 As shown, a solar-thermal integrated photovoltaic assembly comprises a frame 1, a cover plate 2, a heat collecting structure and a photovoltaic panel 12, wherein the photovoltaic panel 12 is located inside the frame 1, and the heat collecting structure is located between the cover plate 2 and the photovoltaic panel 12; the heat collecting structure comprises a water connecting pipe 3, a water inlet pipe 5, a water outlet pipe 6, a bend pipe 7, a connecting pipe 8 and a heat absorbing plate 4, wherein the bend pipes 7 are interconnected through the connecting pipe 8 to form a heat collecting assembly, and the bend pipes 7 at both ends are connected to the water connecting pipe 3 through the water inlet pipe 5 and the water outlet pipe 6 respectively, and the heat absorbing plate 4 is located on the back side of the photovoltaic panel 12, and a heat absorbing groove 10 is provided on the surface of the heat absorbing plate 4, and the heat collecting assembly is embedded in the heat absorbing groove 10; a groove wall of the heat absorbing groove 10 is provided with a plurality of positioning protrusions 11, and the outer sides of the pipe walls of the bend pipe 7, the connecting pipe 8, and the water inlet pipe 5 and the water outlet pipe 6 are all provided with positioning grooves, and the positioning protrusions 11 can be embedded in the positioning grooves.

[0025] In the integrated photovoltaic assembly, the photovoltaic panel 12 generates photovoltaic power and absorbs heat from light energy, and then conducts the heat on the photovoltaic panel 12 through the heat absorbing plate 4. The heat is absorbed by the heat collecting assembly on the heat absorbing plate 4. Moreover, the water connecting pipe 3, the water inlet pipe 5, the water outlet pipe 6, the elbow pipe 7 and the connecting pipe 8 form a circulating water circuit, and a water pump is connected to realize water circulation in the entire heat collecting assembly, so that the heat on the heat absorbing plate 4 can be recycled and utilized, thereby improving the solar energy utilization rate of the photovoltaic assembly.

[0026] Since the heat collection assembly can effectively reduce the temperature of the photovoltaic panel 12, the power generation efficiency of the photovoltaic assembly can be improved under high temperature conditions.

[0027] Among them, the design of the heat absorption groove 10 can increase the heat transfer area between the heat absorption plate 4 and the heat collecting assembly, and improve the heat absorption efficiency; not only that, the contact area can be further increased through the positioning groove and the positioning protrusion 11, and the heat conduction efficiency can be improved. At the same time, the heat collecting assembly can be effectively fixed in the heat absorption groove 10, thereby improving the reliability of the entire photovoltaic assembly.

[0028] Specifically, the number of the photovoltaic panels 12 is two, and the two photovoltaic panels 12 are connected via an electrical connector 9 , and the electrical connector 9 passes through the cover plate 2 to be electrically connected to external electrical equipment.

[0029] Specifically, the curved pipe 7 is connected to the water inlet pipe 5, the water outlet pipe 6 and the connecting pipe 8 through threads, thereby enabling flexible conduction between the curved pipe 7 and other pipes.

[0030] Specifically, sealing rings are provided between the curved pipe 7 and the water inlet pipe 5, the water outlet pipe 6 and the connecting pipe 8, so that reliable sealing between the curved pipe 7 and other pipes can be achieved.

[0031] Specifically, thermally conductive silica gel and silica gel grease are provided between the heat absorbing plate 4 and the photovoltaic panel 12 , which can effectively realize heat transfer between the heat absorbing plate 4 and the photovoltaic panel 12 .

[0032] The above is based on the enlightenment of this utility model. Through the above description, relevant staff can make various changes and modifications without deviating from the technical idea of ​​this utility model. The technical scope of this utility model is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A solar-thermal integrated photovoltaic module, characterized in that: It includes a frame, a cover plate, a heat collection structure and a photovoltaic panel, wherein the photovoltaic panel is located inside the frame, and the heat collection structure is located between the cover plate and the photovoltaic panel; The heat collecting structure includes a water connection pipe, a water inlet pipe, a water outlet pipe, a bent pipe, a connecting pipe and a heat absorbing plate. The bent pipes are connected to each other through the connecting pipe to form a heat collecting assembly. The bent pipes at both ends are connected to the water connection pipe through the water inlet pipe and the water outlet pipe respectively. The heat absorbing plate is located on the back of the photovoltaic panel. The surface of the heat absorbing plate is provided with a heat absorbing groove, and the heat collecting assembly is embedded in the heat absorbing groove. The wall of the heat absorbing groove is provided with a plurality of positioning protrusions, and the outer sides of the pipe walls of the bent pipe, the connecting pipe, the water inlet pipe and the water outlet pipe are all provided with positioning grooves, and the positioning protrusions can be embedded in the positioning grooves.

2. The integrated photothermal photovoltaic module according to claim 1, characterized in that: The number of the photovoltaic panels is two, and the two photovoltaic panels are connected via an electrical connector, which passes through the cover plate and is electrically connected to external electrical equipment.

3. The integrated photothermal photovoltaic module according to claim 1, characterized in that: The bent pipe is connected to the water inlet pipe, the water outlet pipe and the connecting pipe through threads.

4. The integrated photothermal photovoltaic module according to claim 3, characterized in that: Sealing rings are arranged between the bent pipe and the water inlet pipe, the water outlet pipe and the connecting pipe.

5. The integrated photothermal photovoltaic module according to claim 1, characterized in that: Thermal conductive silica gel and silica gel grease are arranged between the heat absorbing plate and the photovoltaic panel.

6. The integrated light-thermal photovoltaic module according to claim 1, characterized in that: The heat absorbing plate and the photovoltaic module are integrally formed.

Images