CN216414241U - Double-groove framed photovoltaic and photothermal integrated assembly - Google Patents

Abstract

The utility model discloses a double-groove framed photovoltaic and photothermal integrated assembly, which comprises an assembling frame, a photovoltaic plate, a heat conducting film layer and a heat collecting plate, wherein the photovoltaic plate and the heat collecting plate are detachably arranged in the assembling frame; the heat conducting film is arranged between the photovoltaic panel and the heat collecting plate and is used for heat conduction and bonding between the photovoltaic panel and the heat collecting plate; the photovoltaic panel is formed by laminating and heating light receiving glass, a front packaging adhesive film, a battery piece string, a rear packaging adhesive film and an insulating back plate which are arranged in a stacked mode; the heat collection plate has centered symmetry in both X, Y and the Z direction; the heat-collecting plate structure is designed to be symmetrical in the X direction, the Y direction and the Z direction, so that the flatness is excellent after sealing and welding, the requirement of close fit with a photovoltaic panel can be met, and heat conduction and heat transfer are facilitated; the heat conduction film layer is made of flexible materials, has tensile property and anti-subfissure effect, and can well combine the photovoltaic panel and the heat collecting panel together.

Description

Double-groove framed photovoltaic and photothermal integrated assembly

Technical Field

The utility model relates to the technical field of solar photovoltaic photo-thermal comprehensive application, in particular to a double-groove framed photovoltaic photo-thermal integrated assembly.

Background

The solar energy is used as a green new energy, and has the advantages of inexhaustibility, cleanness, environmental protection and the like. The solar photovoltaic module replaces the traditional petrochemical combustion energy more and becomes green energy with higher and higher specific gravity; with the technological progress, the utilization of solar energy makes great progress, the photoelectric conversion efficiency of the photovoltaic module is continuously improved, and the solar heat energy is mainly used for supplying domestic hot water by mainly using a water heater.

The photovoltaic and photothermal integrated component and an application system thereof, namely a PVT component system, are a system which is arranged on a photovoltaic cell and absorbs heat energy, and can absorb and recycle the heat emitted by the photovoltaic cell during working, so that the temperature of the photovoltaic cell is reduced and the power generation efficiency is improved; the photo-thermal principle of the PVT system is that heat on the back of the component is taken away through working media (liquid working media such as water and the like; gaseous working media such as Freon), so that power generation and heat supply are compatible, the PVT system is suitable for being used in distributed power supply and heat supply places such as rural roofs and industrial plants, and the PVT system adapts to the target requirement of national carbon peak carbon neutralization new energy overall strategic planning.

At present, great research and development work is carried out on PVT systems in colleges and universities, research institutions and photovoltaic manufacturers, the difficulty of product development mainly focuses on the combination of a photovoltaic power generation assembly and a photothermal heat collection plate, the photovoltaic power generation function and the photothermal heat collection function, the two functions use different corresponding materials, the two functional parts are simply superposed and are not fused together to form an integrated structure design, the problems exist in actual production, the reliability of products is poor, and the industrialized profitability of the large-scale manufacturing industry cannot be formed.

Patent publication No. CN213367725U and patent publication No. CN 112532177A, the application publication date is 2021, 3, 19, and the patent authorizes and announces "a high-efficiency heat-collecting photovoltaic module", the light-receiving surface material of the photovoltaic panel uses a transparent cover plate material, which is a transparent PET or fluororesin film, and is different from the glass used by the light-receiving surface of the conventional photovoltaic module, obviously, as in the above patent technology, the service life of 20 years and more cannot be met in the aspects of safety and reliability such as flame retardance, ultraviolet resistance, hail resistance and the like, and the quality guarantee requirement of the photovoltaic module in the photovoltaic industry of 25 years/30 years cannot be met; the photovoltaic function board of the high-efficiency heat collection photovoltaic component is directly attached to the heat collection substrate, the attaching surface of the heat collection substrate is required to be a plane due to the process requirement of direct attachment, and the heat collection substrate is internally provided with a raised runner, so that the other layer of the heat collection substrate cannot be a plane, two layers of panels are asymmetric, after a finished product is manufactured by double-layer sealing welding, the deformation of the whole heat collection substrate is extremely large, fragments of a battery piece are subjected to hidden cracking after the battery piece is attached to the photovoltaic function board, and the power generation function and the service life of the photovoltaic battery piece are influenced. Therefore, the above patent technology is not a mature industrial product application technology, and needs to be changed and innovated from design.

Therefore, the two functions and two materials of the photovoltaic component and the photo-thermal component are designed in a compatible and standardized integrated manner, the reliability and the quality guarantee service life of the existing photovoltaic component are achieved, the leveling process performance required by the attachment of the heat collection plate and the light panel plate is ensured, technical preparation is made for the batch benefit of the PVT component, and the innovative PVT design becomes particularly important.

The utility model discloses a design scheme of an integrated product of a photovoltaic and photo-thermal component, which integrates a photovoltaic function and a photo-thermal function, so that a newly designed PVT component, a production process and automatic production equipment thereof can be compatible with production equipment of the existing production process of a conventional photovoltaic component, and an installation structure interface of the PVT component is also identical to that of the conventional photovoltaic component. The standardization of product design, the compatibility of parts and components and the consistency of production process and production equipment enable the newly designed PVT component to rapidly enter batch production, and the PVT component is consistent with the installation standard of the conventional photovoltaic component and rapidly enters the market for use.

The utility model not only realizes the power generation and heat supply functions of the photovoltaic photo-thermal component, but also improves the photovoltaic power generation efficiency and heat supply efficiency; meanwhile, due to the standardization and integrated design of the photovoltaic frame and the heat-collecting plate, material purchase, production process, automation equipment and installation interfaces of the PVT component are equal to those of the conventional photovoltaic component, and batch large-scale, marketization and profitability are achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-groove framed photovoltaic and photothermal integrated assembly.

In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that: a double-groove framed photovoltaic and photothermal integrated assembly comprises an assembling frame, a photovoltaic plate, a heat conducting film layer and a heat collecting plate, wherein the photovoltaic plate and the heat collecting plate are detachably mounted in the assembling frame; the heat conducting film is arranged between the photovoltaic panel and the heat collecting plate and is used for heat conduction and bonding between the photovoltaic panel and the heat collecting plate; the photovoltaic panel is formed by laminating and heating light receiving glass, a front packaging adhesive film, a battery piece string, a rear packaging adhesive film and an insulating back plate which are arranged in a stacked mode; the heat collection plate has centered symmetry in both the X, Y and Z directions.

Preferably, the heat-collecting plate is formed by symmetrically welding and attaching a heat-conducting side plate and a heated side plate; a stamping part is arranged between the heat-conducting side plate and the heated side plate, the stamping part forms an inner cavity flow channel, and inlet and outlet pipe orifices are arranged at two ends of the inner cavity flow channel; the heat conduction side plate and the welding part of the heated side plate form a sealing area, and the sealing area is used for sealing an inner cavity flow channel.

Preferably, the inner cavity flow channel is formed by connecting a plurality of flow channels in series, so that the flow channel is stabilized, and the internal stress in the inner wall flow channel is reduced. Specifically, the inner cavity flow channel is composed of a plurality of S-shaped flow channels which are communicated end to end.

Preferably, the inner cavity flow channel is formed by connecting a plurality of flow channels in parallel, branches are added, liquid convection is enhanced, or a roundabout flow channel is formed, the speed of liquid circulation is slowed down, and heat conversion is enhanced; because the inner cavity runner has central symmetry in the X and Y directions, internal stress in the inner cavity runner is equal and symmetrical, and internal deformation of the inner cavity runner can be prevented.

Preferably, the lumen flow channel and the sealing region have centered symmetry in both the X and Y directions.

Preferably, the top surface of the inner cavity flow channel is a plane; preferably, the top surface and the bottom surface in the inner cavity flow channel have the same structure.

Preferably, the assembling frame is formed by assembling two long frames and two short frames, the long frames and the short frames are respectively provided with a photovoltaic groove, a photo-thermal groove and a corner cavity, and adjacent long frames and short frames are connected through connecting corners in interference fit in a plug-in mounting manner; the edges of the photovoltaic panel and the heat collecting plate are respectively arranged in the photovoltaic groove and the photothermal groove.

Preferably, a gap is formed between the photovoltaic groove and the photovoltaic panel, and the gap between the photovoltaic groove and the photovoltaic panel is fully cured through a sealant; a gap is formed between the photo-thermal groove and the heat-collecting plate, and the gap between the photo-thermal groove and the heat-collecting plate is fully cured through sealant.

Preferably, a glue overflow groove is further formed in the photovoltaic groove, and the glue overflow groove, the photovoltaic groove and the gap between the photovoltaic panel are fully cured through sealant; the height of one side of the photovoltaic groove far away from the junction box is larger than the height of one side of the photovoltaic groove close to the junction box, so that the photovoltaic plate can be firmly fixed in the photovoltaic groove by sealant at the end part of the photovoltaic plate, and the photovoltaic groove can not be easily separated from the photovoltaic plate under the action of external force.

Preferably, the middle parts of the upper side wall and the lower side wall of the photo-thermal groove are arranged in a protruding mode towards the heat collecting plate, and a structure with two high ends and a short middle part is formed.

Preferably, the light receiving glass is ultra-thin toughened glass with the thickness of 0.5-2.5 mm; the front packaging adhesive film and the rear packaging adhesive film are made of transparent EVA or transparent POE; because the ultra-thin toughened glass has higher strength, tensile strength and impact resistance, the ultra-thin toughened glass is not easy to crack due to deformation under the action of heat and cold, and can also crack in a particle form without an acute angle even if being crushed, so that the damage to a human body and the surrounding environment is greatly reduced.

Preferably, the light transmittance of the front packaging adhesive film is required to be more than 85%; since the light receiving glass has high transmittance and can maintain high transmittance for a long period of time, the transmittance to the front encapsulant film is not particularly high.

Preferably, the light transmittance of the front packaging adhesive film is required to be more than 90%.

Preferably, the thickness of the heat-conducting film layer is 0.5-2.0 mm, and the heat-conducting film layer is made of one of heat-conducting mud, heat-conducting glue, a heat-conducting film, a heat-conducting gasket and a double-sided adhesive film; the heat conduction film layer is made of flexible materials, has tensile property and anti-subfissure effect, and can well combine the photovoltaic panel and the heat collecting panel together.

The thickness of the heat conduction side plate and the thickness of the heating side plate are 0.5-1.0 mm, and the heat conduction side plate and the heating side plate are made of one of a steel plate, an aluminum plate and a copper plate; the heat-conducting side plate realizes rapid cooling of the photovoltaic panel; the effective area of contact through with the air of lateral plate that is heated realizes the cooling of surrounding environment and the cooling of photovoltaic board, also improves heating efficiency equally.

The long frame and the short frame are made of die-cast aluminum profiles and are not easy to deform.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. the utility model discloses a double-groove framed photovoltaic and photo-thermal integrated assembly.A photo-thermal groove is additionally arranged on the basis of reserving a photovoltaic groove so as to realize a photovoltaic and photo-thermal integrated structure; the light receiving surface of the photovoltaic panel is made of ultrathin toughened glass, so that the 25-year quality assurance reliability of photovoltaic power generation is guaranteed;

2. the heat-collecting plate structure is designed to be symmetrical in the X direction, the Y direction and the Z direction, so that the flatness is excellent after sealing and welding, the requirement of close fit with a photovoltaic panel can be met, and heat conduction and heat transfer are facilitated;

3. the heat-conducting film layer has a certain thickness, is made of flexible materials, has tensile property, has the function of resisting subfissure, and can well combine the photovoltaic panel and the heat collecting panel together;

4. the heat-collecting plate can effectively absorb heat in an environmental space and improve the utilization rate of heat energy; the internal stress of the heat-collecting plate is equal and symmetrical, so that the deformation of the whole heat-collecting plate caused by cold and hot temperature difference or other reasons can be prevented;

5. the photovoltaic photo-thermal component is compatible with the production process and the automatic manufacturing equipment of the conventional component, a uniform component mounting structure interface and the like;

6. the photovoltaic and photothermal component disclosed by the utility model not only realizes the power generation and heat supply functions of the photovoltaic and photothermal component, but also improves the photovoltaic power generation efficiency and heat supply efficiency; meanwhile, due to the standardization and professional manufacturability design of the photovoltaic frame and the heat-collecting plate, the material purchase, the production process, the automatic equipment and the installation interface of the PVT component are all equal to those of the conventional photovoltaic component, the large-scale, marketization and profitability in batch are realized, and the PVT component is suitable for popularization and application.

Drawings

FIG. 1 is a schematic structural view of a photovoltaic photothermal module of the present invention;

FIG. 2 is a cross-sectional view of the assembly frame of the present invention;

FIG. 3 is an exploded schematic view of the present invention;

FIG. 4 is an exploded schematic view of a photovoltaic panel of the present invention;

figure 5 is an exploded schematic view of the heat trap of the present invention;

FIG. 6 is a schematic diagram of a symmetrical structure of an inner cavity flow channel of the heat-collecting plate according to the embodiment of the utility model;

FIG. 7 is an enlarged schematic view of a section of the bore flow channel D of the present invention;

FIG. 8 is a schematic view of the structure of the sealing area welded to the heat collecting plate of the present invention;

FIG. 9 is an exploded view from another perspective of the present invention;

FIG. 10 is a schematic view of the front side effect of the photovoltaic photothermal module of the present invention;

fig. 11 is a schematic diagram of the back side effect of the photovoltaic photothermal element of the present invention.

Wherein: 10. a photovoltaic photo-thermal component; 20. a photovoltaic panel; 21. light receiving glass; 22. packaging the glue film before; 23. a string of battery pieces; 24. packaging the adhesive film; 25. an insulating backplane; 30. a heat conductive film layer; 40. a heat collection plate; 41. a heat conducting side plate; 42. a heated side plate; 43. an inner cavity flow channel; 44. an inlet and outlet pipe orifice; 45. a sealing region; 50. a long frame; 51. a photovoltaic cell; 52. a photo-thermal bath; 53. a corner cavity; 60. a short frame; 61. connecting corner connectors; 70. sealing glue; 80. is externally connected with a pipeline.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description, wherein the drawings are simplified schematic drawings and only the basic structure of the present invention is illustrated schematically, so that only the structure related to the present invention is shown, and it is to be noted that the embodiments and features of the embodiments in the present application can be combined with each other without conflict.

Referring to fig. 1 to 11, the present embodiment mainly introduces a double-groove framed integrated photovoltaic and photothermal module, where the photovoltaic and photothermal module 10 includes an assembly frame, a photovoltaic panel 20, a heat conducting film layer 30, and a heat collecting plate 40, and the photovoltaic panel 20 and the heat collecting plate 40 are detachably mounted in the assembly frame;

the middle part of the photovoltaic panel 20 is provided with a junction box and a lead, the middle part of the heat-collecting plate 40 is provided with a through hole corresponding to the junction box, the photovoltaic panel 20 absorbs light energy to perform photovoltaic power generation, and the junction box is used for outputting electric energy.

The photovoltaic panel 20 is formed by laminating light receiving glass 21, a front packaging adhesive film, a battery piece string 23, a rear packaging adhesive film 24 and an insulating back plate 25 and performing heating and sealing in a photovoltaic laminating machine; wherein the light receiving glass 21 is ultra-thin toughened glass, and the thickness is set to be 0.5 mm-2.5 mm; due to the adoption of the ultrathin toughened glass, the fireproof test of the patent technology can be realized, the service reliability and the service life of the product can reach the quality guarantee of a photovoltaic module for 25 years, and the product cannot be corroded by bird droppings, rainwater and other substances; in addition, because the ultra-thin toughened glass has higher strength, tensile strength and impact resistance, the ultra-thin toughened glass is not easy to crack due to deformation under the action of heat and cold, and can also crack in a particle form without an acute angle even if being crushed, so that the damage to a human body and the surrounding environment is greatly reduced; the front packaging adhesive film and the rear packaging adhesive film 24 are made of ethylene-vinyl acetate copolymer or polyolefin elastomer, wherein the light transmittance of the front packaging adhesive film is required to be more than 85%; the insulating back plate 25 is made of a film mainly made of a PET material.

The photovoltaic panel 20 of the present application has a cuboid structure of higher roughness.

The heat-collecting plate 40 consists of a heat-conducting side plate 41 and a heated side plate 42, wherein the heat-conducting side plate 41 and the heated side plate 42 are copper plates, and the thickness of the heat-conducting side plate and the heated side plate is 0.5-1.0 mm; a stamping part is arranged between the heat conduction side plate 41 and the heated side plate 42, the stamping part forms an inner cavity flow channel 43, and inlet and outlet pipe orifices 44 are arranged at two ends of the inner cavity flow channel 43; the heat conducting side plate 41 and the heated side plate 42 are welded to form a sealing area 45, the sealing area 45 is used for sealing the inner cavity flow passages 43, and only the inlet and outlet pipe orifices 44 are left after all the inner cavity flow passages 43 of the process on the heat collecting plate 40 are sealed; the inlet and outlet pipe orifice 44 extends out of the short frame 60 and is connected with the external pipeline 80 for heat exchange, and at the moment, the whole heat-collecting plate 40 forms a sealed circulating whole and can be used as a circulating body for heat exchange; under the circulation of the refrigerant working medium, the heat of the photovoltaic panel is taken away, the temperature of the photovoltaic panel 20 is reduced, and the power generation efficiency of the photovoltaic panel 20 is improved; the heat-collecting plate 40 can absorb the heat of the installation and use environment by the heated side plate 42, and the heat-supplying efficiency is also improved.

The heat-collecting plate 40 has central symmetry in both X, Y and Z directions to ensure equal and symmetrical internal stress of the heat-collecting plate 40 in X, Y and Z directions, so as to prevent the deformation of the whole heat-collecting plate 40 caused by cold and hot temperature difference or other reasons;

the central symmetry in the Z direction is realized in that the heat-collecting plate 40 is formed by symmetrically welding and attaching a heat-conducting side plate 41 and a heated side plate 42 which have the same structure; when the heat conduction side plate 41 and the heated side plate 42 are overlapped together, when the heat conduction side plate and the heated side plate are subjected to external force and temperature change, the internal stress of the two sides of the heat collection plate 40 is the same and symmetrical, so that the deformation of the whole heat collection plate 40 can be effectively prevented;

wherein the central symmetry in the X and Y directions is realized in that the inner cavity flow channel 43 and the sealing area 45 have central symmetry in both the X and Y directions, and the sealing area 45 is designed symmetrically in order to make the internal welding stress equal and symmetrical and prevent the deformation of the entire heat-collecting plate 40; the cross section of the inner cavity runner 43 is symmetrically arranged along the Z direction, and due to the stamping design of the inner cavity runner 43, the upper surface and the lower surface of the heat-collecting plate 40 have the same structure and are provided with planes and grooves; the upper surface of the heat-collecting plate 40, namely the upper surface of the heat-conducting side plate 41, fully absorbs the heat of the lower surface of the photovoltaic panel 20, so that the upper surface of the heat-conducting side plate 41 can be effectively attached to the photovoltaic panel 20 with the same flatness, heat conduction is facilitated, and the photovoltaic panel 20 can be rapidly cooled;

the lower surface of the heat-collecting plate 40, i.e. the lower surface of the heated side plate 42, forms a plurality of grooves, i.e. undulation structures, so that the effective contact area with air is increased, the temperature of the photovoltaic panel 20 is reduced by reducing the temperature of the surrounding environment, and the heat supply efficiency is also improved.

The thickness of the heat conducting film layer 30 is 0.5-2.0 mm, and the heat conducting film layer is used for heat conduction and adhesion between the photovoltaic panel 20 and the heat collecting plate 40; the upper plane and the lower plane of the heat conducting film layer 30 are respectively contacted with the photovoltaic panel 20 and the heat collecting plate 40; the falling off between the photovoltaic panel 20 and the heat collecting panel 40 can be effectively avoided.

Because the photovoltaic panel 20 and the heat collecting panel 40 are rigid bodies, the deformation degrees of the photovoltaic panel 20 and the heat collecting panel are different under the action of heating and cooling, the problems of hidden battery cracking and the like or the problem of subsequent falling can occur; in order to solve the problem, in the prior art, glass is mostly replaced by transparent PET or fluororesin film which is a transparent cover plate material, but the transparent cover plate material cannot pass a fire prevention test and does not have excellent performance as if, and the service reliability and the service life of the product cannot reach the quality guarantee of a photovoltaic module for 25 years due to the gradual reduction of the transmittance along with the use time, so the application range of the product is small; and this application is through adopting heat conduction rete 30, it is flexible material, can hold certain deformation, can effectively avoid because of the inconsistent hidden splitting of piece that leads to of deformation degree of photovoltaic board 20 and heat-collecting plate 40, even battery piece cluster 23 splits in addition, the bonding effect of heat conduction rete 30 can guarantee that battery piece cluster 23 links to each other for a short time, for salvageing the time of providing, if photic glass 21 breaks, also can avoid the glass sediment to splash and the environmental pollution who causes effectively, avoid the injury greatly reduced to human body and all ring edge borders.

The assembly frame is formed by assembling two long frames 50 and two short frames 60, and the long frames 50 and the short frames 60 are provided with photovoltaic grooves 51, photo-thermal grooves 52 and corner cavities 53; the corner connection cavity 53 of the short frame 60 is provided with a connection corner connector 61, the adjacent long frames 50 and the short frames 60 are assembled and fixed through the connection corner connector 61, and the connection corner connector 61 is in interference fit with the insertion corner connector cavity 53.

The edge of the photovoltaic panel 20 and the edge of the heat collecting plate 40 are respectively arranged in the photovoltaic groove 51 and the photothermal groove 52; a gap is formed between the photovoltaic groove 51 and the photovoltaic panel 20, a glue overflow groove is further formed in the photovoltaic groove 51, and the glue overflow groove, the gap between the photovoltaic groove 51 and the photovoltaic panel 20 and the sealant 70 are fully cured; the height of one side of the photovoltaic groove 51, which is far away from the junction box, is greater than the height of one side of the photovoltaic groove 51, which is close to the junction box, so that the sealant 70 at the end part of the photovoltaic panel 20 can firmly fix the photovoltaic panel 20 in the photovoltaic groove 51, and the photovoltaic panel 20 cannot easily fall off from the photovoltaic groove 51 under the action of external force.

The middle parts of the upper side wall and the lower side wall of the photo-thermal groove 52 are arranged in a protruding manner towards the heat collecting plate 40, so that a structure with two high ends and a short middle part is formed; the higher end close to the junction box is arranged to facilitate the heat-collecting plate 40 to be inserted into the photo-thermal groove 52, so as to play a guiding role; the higher setting of the one end of keeping away from the terminal box utilizes sealed glue 70 can fix firmly the heat-collecting plate 40 in light and heat groove 52, can not let the light and heat board drop the photovoltaic groove 51 easily under the effect of external force.

The middle part is short, so that a clamping effect is formed on the heat collecting plate 40, the heat collecting plate 40 can be better fixed, the levelness of the heat collecting plate 40 is ensured, and the heat collecting plate is more attached to the photovoltaic panel 20; and the middle part is lower than the end far away from the junction box, so that the photo-thermal plate can be prevented from directly falling off from the photovoltaic groove 51 under the external force.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A double-groove framed photovoltaic and photothermal integrated component is characterized in that,

the photovoltaic solar panel comprises an assembly frame, a photovoltaic panel (20), a heat conducting film layer (30) and a heat collecting plate (40), wherein the photovoltaic panel (20) and the heat collecting plate (40) are detachably mounted in the assembly frame;

the heat conducting film is arranged between the photovoltaic panel (20) and the heat collecting plate (40) and is used for heat conduction and adhesion between the photovoltaic panel (20) and the heat collecting plate (40);

the photovoltaic panel (20) is formed by laminating, heating and packaging light receiving glass (21), a front packaging adhesive film, a battery piece string (23), a rear packaging adhesive film (24) and an insulating back plate (25) which are arranged in a laminated mode;

the heat collection plate (40) has centered symmetry in both the X, Y and Z directions.

2. The photovoltaic and photothermal integrated component with double-groove framing as claimed in claim 1, wherein the heat-collecting plate (40) is formed by symmetrically welding and attaching a heat-conducting side plate (41) and a heat-receiving side plate (42); a stamping part is arranged between the heat conduction side plate (41) and the heated side plate (42), an inner cavity flow channel (43) is formed by the stamping part, and inlet and outlet pipe orifices (44) are arranged at two ends of the inner cavity flow channel (43); the welding part of the heat conduction side plate (41) and the heated side plate (42) forms a sealing area (45), and the sealing area (45) is used for sealing the inner cavity flow channel (43).

3. The integrated photovoltaic-thermal module according to claim 2, wherein the internal cavity flow channels (43) and the sealing zones (45) have centered symmetry in both the X and Y directions.

4. The photovoltaic-photothermal integrated module of claim 2, wherein the top surface of said inner cavity flow channel (43) is planar.

5. The photovoltaic and photothermal integrated component of claim 1, wherein the assembly frame is formed by assembling two long frames (50) and two short frames (60), the long frames (50) and the short frames (60) are respectively provided with photovoltaic grooves (51), photothermal grooves (52) and corner cavities (53), and adjacent long frames (50) and short frames (60) are connected by inserting connection corners in interference fit; the edges of the photovoltaic panel (20) and the heat collecting plate (40) are respectively arranged in the photovoltaic groove (51) and the photothermal groove (52).

6. The photovoltaic and photothermal integrated module of claim 5, wherein a gap is provided between the photovoltaic cell (51) and the photovoltaic panel (20), and the gap between the photovoltaic cell (51) and the photovoltaic panel (20) is fully cured by the sealant (70); a gap is arranged between the photo-thermal groove (52) and the heat-collecting plate (40), and the gap between the photo-thermal groove (52) and the heat-collecting plate (40) is fully cured through a sealant (70).

7. The photovoltaic-photothermal integrated module of claim 1, wherein said light receiving glass (21) is ultra-thin tempered glass, and has a thickness of 0.5mm to 2.5 mm; the front packaging adhesive film and the rear packaging adhesive film (24) are made of transparent EVA or transparent POE.

8. The photovoltaic-photothermal integrated module of claim 1, wherein the thickness of the heat conducting film layer (30) is 0.5-2.0 mm, and the material is one of heat conducting paste, heat conducting glue, heat conducting film, heat conducting gasket and double-sided adhesive film.

9. The photovoltaic and photothermal integrated module of claim 2, wherein the thickness of the heat conducting side plate (41) and the heat receiving side plate (42) is 0.5-1.0 mm, and the material is one of steel plate, aluminum plate and copper plate.

10. The photovoltaic and photothermal integrated component of claim 5, wherein the long frame (50) and the short frame (60) are made of die-cast aluminum profiles.

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