CN112737486A - Combined photovoltaic panel - Google Patents

Combined photovoltaic panel Download PDF

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Publication number
CN112737486A
CN112737486A CN202011644645.0A CN202011644645A CN112737486A CN 112737486 A CN112737486 A CN 112737486A CN 202011644645 A CN202011644645 A CN 202011644645A CN 112737486 A CN112737486 A CN 112737486A
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CN
China
Prior art keywords
base plate
photovoltaic panel
magnet
wiring terminal
small
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011644645.0A
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Chinese (zh)
Inventor
王迎春
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Znshine Pv Tech Co Ltd
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Znshine Pv Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Znshine Pv Tech Co Ltd filed Critical Znshine Pv Tech Co Ltd
Priority to CN202011644645.0A priority Critical patent/CN112737486A/en
Publication of CN112737486A publication Critical patent/CN112737486A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • H02S20/30Supporting structures being movable or adjustable, e.g. for angle adjustment
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/10Cleaning arrangements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/40Thermal components
    • H02S40/42Cooling means
    • H02S40/425Cooling means using a gaseous or a liquid coolant, e.g. air flow ventilation, water circulation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a combined photovoltaic panel, which belongs to the technical field of photovoltaic power generation and comprises a base plate and a plurality of small-unit photovoltaic panels, wherein a first wiring terminal and a first magnet are arranged on the base plate, the periphery of each wiring terminal surrounds the plurality of first magnets, and the wiring terminals are connected with a conductive wire and are connected with a wiring box in a gathering manner at the back of the base plate; the small unit photovoltaic panel is sealed all around, the back of small unit photovoltaic panel is provided with binding post two and magnet two, the position of binding post two and magnet two corresponds with binding post one and magnet one, the magnet two at small unit photovoltaic panel back and the first actuation of magnet of base plate upper surface mutually, binding post two and binding post one meet mutually. The photovoltaic panel quick replacement structure has the advantages that any one or more small unit photovoltaic panels can be replaced quickly, the panel group does not need to be replaced integrally, the ventilation, heat dissipation, water drainage and pollution discharge performance is good, the three-dimensional structure enables more power generation units to be arranged in a unit area, and the convenience in manufacturing, transportation and installation is effectively improved.

Description

Combined photovoltaic panel
Technical Field
The invention relates to the technical field of photovoltaic power generation, in particular to a combined photovoltaic panel.
Background
Among energy sources used by human beings at present, solar energy is convenient to obtain and low in cost compared with other energy sources, and has incomparable advantages in the aspects of environmental protection, cleanness and the like, so that the demand of a photovoltaic power generation panel as a main device for obtaining solar energy is increasing, and the market scale is increasing day by day, but the photovoltaic panel in the market at present has the following problems in a large-area whole panel structure: 1. the ventilation and heat dissipation properties are poor, and over-temperature occurs under the condition of high-temperature insolation, so that the generated power is reduced, the service life is influenced, and even the risk of directly damaging the unit exists; 2. the continuous surface is too large, the drainage performance is poor, and dirt is easy to accumulate at a position with a lower surface to shield the power generation unit at the position; 3. if a certain position of one photovoltaic panel is unqualified in manufacturing or damaged in the using process, the whole photovoltaic panel needs to be replaced and scrapped, the work is complicated, and unnecessary waste is caused; 4. the horizontal plane plate structure is not high enough in light collection amount, and the power generation performance is not improved; 5. the monomer volume and weight are too big, and the condition of damage is collided with to take place easily in the in-process of transport and installation, have very high requirement to the transportation condition.
Disclosure of Invention
The invention aims to provide a combined photovoltaic panel, which consists of a base plate and a plurality of small unit photovoltaic panels, wherein the base plate is fixed at the installation positions of a roof, the ground and the like through connecting pieces such as a bracket and the like, and the small unit photovoltaic panels are arranged on the base plate through magnetic attraction and can be flexibly and quickly taken down from the base plate for replacement.
The technical scheme adopted by the invention is as follows:
a modular photovoltaic panel, characterized in that: the photovoltaic cell comprises a base plate and a plurality of small-unit photovoltaic plates, wherein the cross section of the base plate is in a continuous regular fold line shape, a plurality of first wiring terminals and a plurality of first magnets are uniformly arranged on the upper surface of the base plate, the periphery of each wiring terminal surrounds the plurality of first magnets, and the end parts of the plurality of wiring terminals are connected with a conductive wire and are connected with a junction box in a gathering manner at a certain position on the back of the base plate; the photovoltaic panel is packaged with sealing materials all around, the back of the photovoltaic panel is provided with a second wiring terminal and a second magnet, the positions of the second wiring terminal and the second magnet correspond to the first wiring terminal and the first magnet on the upper surface of the base plate, the second magnet on the back of the photovoltaic panel is attracted to the first magnet on the upper surface of the base plate, and the second wiring terminal is connected with the first wiring terminal.
Furthermore, the base plate is provided with a through hole for ventilation and heat dissipation, wind resistance is reduced, stress of the fixing device is reduced, and meanwhile, the base plate is also used for drainage and pollution discharge.
Furthermore, the included angle range between every two adjacent surfaces of the base plate is 95-175 degrees, so that more small-unit photovoltaic panels can be installed, the number of photovoltaic power generation units is increased, more solar energy is obtained, and the power generation efficiency is improved.
Furthermore, the small unit photovoltaic panel is a rectangular panel, is convenient to manufacture and transport, and can utilize the area of the base plate to the maximum extent.
Furthermore, the sealing substance is epoxy resin or silica gel, and the independent packaging, dust prevention and water prevention of each small unit photovoltaic panel are realized.
Further, the number of the second magnets on the back of each small unit photovoltaic panel is 4-12.
Furthermore, the top of the first wiring terminal protrudes above the upper surface of the base plate, a spring is arranged inside the first wiring terminal, the second wiring terminal is a sheet-shaped conductive metal plate, the spring is high in structural reliability and long in service life, the top of the first wiring terminal is in close contact with the second wiring terminal, electric energy generated by the small-unit photovoltaic panel is transmitted to the base plate through the connection of the first wiring terminal and the second wiring terminal, then collected to the wiring box through a conducting wire, and finally transmitted to the outside through the wiring box.
Further, the number of the small unit photovoltaic panels installed on the 1 base plate is at least 4.
The technical scheme adopted by the invention has the beneficial effects that:
the photovoltaic power generation device comprises a base plate and a plurality of small unit photovoltaic plates which can be quickly combined with and separated from the base plate, the magnetic attraction structure is designed, the installation, the disassembly and the replacement are convenient, if a certain small unit photovoltaic plate is unqualified to manufacture or is damaged in use, only the single small unit photovoltaic plate needs to be taken down for replacement, and a whole large-area photovoltaic panel does not need to be replaced; after the small photovoltaic panels are arranged on the base plate, certain gaps are still left among the small photovoltaic panels, and through holes formed in the base plate are combined, so that the ventilation and heat dissipation performance is effectively improved, the influence of overhigh temperature on the power generation efficiency is prevented, meanwhile, the small photovoltaic panels are also used for draining water, dirt is prevented from being accumulated at the lower part of the photovoltaic panels, and the power generation units at the lower part are shielded; more small unit photovoltaic panels can be installed through the base plate with the cross section in a continuous regular fold line shape, so that the power generation efficiency is improved; due to the design of the small-unit photovoltaic panel, the single body is light in weight, so that the convenience in manufacturing, transporting and installing is greatly improved, and meanwhile, the stability and the service life of the whole photovoltaic panel group are effectively improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic cross-sectional structure of the present invention.
Fig. 3 is an enlarged view of fig. 2 at a.
Fig. 4 is an enlarged view of fig. 2 at B.
Fig. 5 is a schematic perspective view of the base plate of the present invention.
Fig. 6 is a schematic view of the back structure of the base plate of the present invention.
Fig. 7 is a schematic perspective view of a small cell photovoltaic panel of the present invention.
Fig. 8 is a schematic back structure view of a small cell photovoltaic panel of the present invention.
Fig. 9 is a schematic perspective view of a first connection terminal of the present invention.
Fig. 10 is a cross-sectional view of a first terminal of the present invention.
In the figure: 100. a base plate; 101. a first wiring terminal; 102. a magnet I; 103. a conductive wire; 104. a junction box; 105. a through hole; 200. a small cell photovoltaic panel; 201. a second wiring terminal; 202. a second magnet; 203. and (4) sealing the substance.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, a combined photovoltaic panel includes a base plate 100 and a plurality of small unit photovoltaic panels 200, the number of the small unit photovoltaic panels 200 mounted on 1 base plate 100 is at least 4, the cross section of the base plate 100 is a continuous regular zigzag shape, so the surface thereof is undulated, a plurality of first connection terminals 101 and first magnets 102 are uniformly arranged on the upper surface of the base plate 100, each first connection terminal 101 surrounds the plurality of first magnets 102, the ends of the plurality of first connection terminals 101 are connected with a conductive wire 103 and are connected with a junction box 104 at a certain position on the back of the base plate 100; the periphery of the small-unit photovoltaic panel 200 is packaged by the sealing material 203, the back of the small-unit photovoltaic panel 200 is provided with a second wiring terminal 201 and a second magnet 202, the positions of the second wiring terminal 201 and the second magnet 202 correspond to the first wiring terminal 101 and the first magnet 102 on the upper surface of the base plate 100, the small-unit photovoltaic panel 200 is mounted on the base plate 100, the second magnet 202 on the back of the small-unit photovoltaic panel 200 is attracted to the first magnet 102 on the upper surface of the base plate 100 to fix the small-unit photovoltaic panel 200, the second wiring terminal 201 is connected with the first wiring terminal 101, and electric power generated by each small-unit photovoltaic panel 200 on the base plate 100 is finally output through the junction box 104.
The base plate 100 is provided with the through hole 105 for ventilation and heat dissipation, and under the outdoor environment, a part of wind permeates through the through hole 105, so that the wind resistance is reduced, the stress of the fixing device is reduced, the risk of breaking the photovoltaic panel group is reduced, in addition, the through hole 105 is also used for draining water, and when the photovoltaic panel group is cleaned in rainy days, dirt and water are discharged through the gaps among the small photovoltaic panels 200 and the through holes 105 below the small photovoltaic panels, so that the dirt and the water cannot be accumulated at the lower part of the panel group, the power generation unit at the position is shielded, and the power generation efficiency is influenced.
The included angle range between every two adjacent surfaces of the base plate 100 is 95-175 degrees, and the three-dimensional fluctuation structure design can install more small unit photovoltaic panels 200, increase the number of photovoltaic power generation units in unit area, so as to obtain more illumination and achieve the optimal power generation efficiency in unit area.
The small-unit photovoltaic panel 200 is a rectangular panel, is convenient to manufacture, transport and install, can be regularly arranged and installed on the base plate 100, and utilizes the surface area of the base plate 100 to the maximum extent.
The sealing material 203 is epoxy resin or silica gel, and weather resistance is good, wraps up the glass piece that the little unit photovoltaic board 200 is range upon range of, crystalline silicon power generation unit, EVA membrane etc. and solidifies in the side, realizes every little unit photovoltaic board 200's independent encapsulation, and every little unit photovoltaic board 200 all possesses dustproof and waterproof performance.
The number of the second magnets 202 on the back of each small-unit photovoltaic panel 200 is 4-12, the number of the first magnets 102 on the corresponding position on the base plate 100 corresponds to the number of the second magnets, and the small-unit photovoltaic panel 200 is firmly attracted and fixed on the base plate 100.
The top of the first wiring terminal 101 is protruded on the upper surface of the base plate 100, a spring is arranged inside the first wiring terminal 101, the second wiring terminal 201 is a sheet-shaped conductive metal plate, the spring is high in structural reliability and long in service life, the small unit photovoltaic panel 200 is attracted to the base plate 100 under the action of the magnet, the top of the first wiring terminal 101 is in close contact with the second wiring terminal 201 under the pressure action of the spring, and electric energy generated by the small unit photovoltaic panel 200 is transmitted to the base plate 100 through the first wiring terminal 101 and the second wiring terminal 201 and then collected to the wiring box 104 through the conductive wire 103.
The photovoltaic power generation device comprises a base plate 100 and a plurality of small unit photovoltaic panels 200 which can be quickly combined with and separated from the base plate, a magnetic attraction structure consisting of a magnet I102 and a magnet II 202 is designed, the installation, the disassembly and the replacement are convenient, under the attraction action of the magnet I102 and the magnet II 202, a wiring terminal II 201 is communicated with a wiring terminal I101, the electric power generated by each small unit photovoltaic panel 200 on the base plate 100 is finally output through a junction box 104, if a certain small unit photovoltaic panel 200 is unqualified to manufacture or damaged in use, only the single small unit photovoltaic panel 200 needs to be taken down for replacement, and a whole large-area photovoltaic panel does not need to be replaced; after the small photovoltaic panels 200 are installed on the base plate 100, certain gaps still remain among the small photovoltaic panels, and through holes 105 formed in the base plate 100 are combined, so that the ventilation and heat dissipation performance is effectively improved, the influence of overhigh temperature on the power generation efficiency is prevented, meanwhile, the small photovoltaic panels are also used for draining water, dirt is prevented from being accumulated at the lower part of the photovoltaic panel group, and the power generation units at the position are shielded; more small unit photovoltaic panels 200 can be installed through the base plate 100 with the cross section in a continuous regular fold line shape, so that the power generation efficiency is improved; due to the design of the small-unit photovoltaic panel 200, the single body is light in weight, so that the convenience in manufacturing, transportation and installation is greatly improved.
While the preferred embodiments of the present invention have been described above for the purpose of teaching and not limiting the scope of the invention, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. All structural equivalents which may be introduced directly or indirectly into the relevant art in accordance with the teachings of the present disclosure and drawings are intended to be encompassed by the present disclosure.

Claims (8)

1. A modular photovoltaic panel, characterized in that: the photovoltaic power generation base plate comprises a base plate (100) and a plurality of small-unit photovoltaic panels (200), the cross section of the base plate (100) is in a continuous regular fold line shape, a plurality of first wiring terminals (101) and first magnets (102) are uniformly arranged on the upper surface of the base plate (100), the periphery of each wiring terminal (101) is surrounded by the plurality of first magnets (102), the end parts of the plurality of wiring terminals (101) are connected with a conducting wire (103), and a junction box (104) is collected and connected at a certain position of the back of the base plate (100); the photovoltaic cell is characterized in that the periphery of the photovoltaic cell (200) is packaged by a sealing material (203), the back of the photovoltaic cell (200) is provided with a wiring terminal II (201) and a magnet II (202), the positions of the wiring terminal II (201) and the magnet II (202) correspond to a wiring terminal I (101) and a magnet I (102) on the upper surface of the base plate (100), the magnet II (202) on the back of the photovoltaic cell (200) is attracted with the magnet I (102) on the upper surface of the base plate (100), and the wiring terminal II (201) is connected with the wiring terminal I (101).
2. The modular photovoltaic panel of claim 1, wherein: the base plate (100) is provided with a through hole (105).
3. The modular photovoltaic panel of claim 1, wherein: the included angle between every two adjacent surfaces of the base plate (100) ranges from 95 degrees to 175 degrees.
4. The modular photovoltaic panel of claim 1, wherein: the small-unit photovoltaic panel (200) is a rectangular panel.
5. The modular photovoltaic panel of claim 1, wherein: the sealing substance (203) is epoxy resin or silica gel.
6. The modular photovoltaic panel of claim 1, wherein: the number of the second magnets (202) on the back of each small unit photovoltaic panel (200) is 4-12.
7. The modular photovoltaic panel of claim 1, wherein: the top of the first wiring terminal (101) is protruded on the upper surface of the base plate (100), a spring is arranged inside the first wiring terminal, and the second wiring terminal (201) is a sheet-shaped conductive metal plate.
8. The modular photovoltaic panel of claim 1, wherein: the number of the small unit photovoltaic panels (200) arranged on the 1 base panel (100) is at least 4.
CN202011644645.0A 2020-12-30 2020-12-30 Combined photovoltaic panel Pending CN112737486A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011644645.0A CN112737486A (en) 2020-12-30 2020-12-30 Combined photovoltaic panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011644645.0A CN112737486A (en) 2020-12-30 2020-12-30 Combined photovoltaic panel

Publications (1)

Publication Number Publication Date
CN112737486A true CN112737486A (en) 2021-04-30

Family

ID=75609386

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011644645.0A Pending CN112737486A (en) 2020-12-30 2020-12-30 Combined photovoltaic panel

Country Status (1)

Country Link
CN (1) CN112737486A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113037182A (en) * 2021-03-24 2021-06-25 重庆坤飞建设(集团)有限公司 Building integrated photovoltaic system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113037182A (en) * 2021-03-24 2021-06-25 重庆坤飞建设(集团)有限公司 Building integrated photovoltaic system

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