Modular portable photovoltaic panel

Abstract

The utility model relates to the technical field of photovoltaic panels, in particular to a modularized portable photovoltaic panel. The modularized portable photovoltaic panel comprises a power generation unit used for generating power, the power generation unit comprises at least one basic photovoltaic panel with the power below 30 watts and a plurality of extended photovoltaic panels with the power below 30 watts, and the basic photovoltaic panel and the extended photovoltaic panels each comprise a back plate and a photovoltaic cell arranged on the back plate. The beneficial effects of the utility model are that the photovoltaic panel can flexibly adjust the total power of the photovoltaic panel according to the actual demands through designing the basic photovoltaic panel and the detachable expansion photovoltaic panel with different powers, achieves the rapid deployment and adapts to the energy demands in different scenes, and employs the modularized connection mode of the conductive buttons and the connecting bands, thereby achieving the rapid deployment of the photovoltaic panel. The series-parallel connection process between the photovoltaic panels is simplified, the installation and maintenance complexity is reduced, and the output current and voltage can be adjusted according to requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic panels, in particular to a modular portable photovoltaic panel. Background Art

[0002] In the field of renewable energy, solar energy, as a clean, pollution-free and almost inexhaustible form of energy, is gradually becoming an important alternative to traditional fossil energy.

[0003] However, traditional photovoltaic panel designs are often limited to a single power configuration, which makes them unable to cope with diverse user needs and complex and changing application scenarios. Since different users may need to choose photovoltaic panels of different powers based on their own power needs, budget constraints, installation environment and other factors, the single power design of traditional photovoltaic panels greatly limits their market adaptability and user needs. Utility Model Content

[0004] The utility model aims to solve the technical problems existing in the prior art by providing a modular portable photovoltaic panel. The single power design of the traditional photovoltaic panel greatly limits its market adaptability and user needs.

[0005] The technical solution of the utility model to solve the above technical problems is as follows: a modular portable photovoltaic panel, comprising:

[0006] A power generation unit for generating electricity, the power generation unit comprising at least one basic photovoltaic panel with a power output of 30 watts or less and a plurality of extended photovoltaic panels with a power output of 30 watts or less, wherein the basic photovoltaic panel and the extended photovoltaic panels each comprise a backsheet and photovoltaic cells disposed on the backsheet, and the basic photovoltaic panel is provided with a voltage stabilizer on the backside of the backsheet, the voltage stabilizer being electrically connected to the photovoltaic cells;

[0007] The connecting assembly is detachably connected between the basic photovoltaic panel and the extended photovoltaic panel and between the extended photovoltaic panels, and is used for series and parallel connection between the basic photovoltaic panel and the extended photovoltaic panel and between the extended photovoltaic panels.

[0008] On the basis of the above technical solution, the present invention can also be improved as follows.

[0009] Furthermore, the basic photovoltaic panels and the extended photovoltaic panels may have optional powers of 10 watts, 20 watts, and 30 watts.

[0010] Furthermore, the connection assembly includes a connection belt and a plurality of conductive buttons, wherein each of the conductive buttons is composed of a conductive male button and a conductive female button.

[0011] Furthermore, the conductive female buckles are respectively arranged at four angle areas on the back panels of the basic photovoltaic panel and the extended photovoltaic panel.

[0012] Furthermore, the conductive female buckles arranged in the four corner areas of the backplane correspond to the two negative poles and the two positive poles of the photovoltaic cell, and the conductive female buckle electrodes at the diagonal corners of the backplane are the same.

[0013] Furthermore, the conductive female buckles are provided at both ends of the connecting belt.

[0014] Furthermore, the connecting belt includes a copper wire and a cloth wrapped around the copper wire.

[0015] The beneficial effects of the utility model are:

[0016] 1) By designing basic photovoltaic panels with different powers and detachable extended photovoltaic panels, users can flexibly adjust the total power of the photovoltaic panels according to actual needs, achieve rapid deployment and adapt to energy needs in different scenarios. The modular connection method of conductive buttons and connecting belts not only simplifies the series and parallel connection process between photovoltaic panels and reduces the complexity of installation and maintenance, but also can adjust the output current and voltage according to needs. Specifically, users can connect the extended photovoltaic panel in parallel with the basic photovoltaic panel through the combination of connecting belts and conductive buttons to increase the output current of the entire photovoltaic panel system, thereby meeting the power demand of higher power. At the same time, when the output voltage needs to be increased to meet the requirements of specific equipment or application scenarios, users can also choose to connect the extended photovoltaic panel in series with the basic photovoltaic panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the planar structure of the basic photovoltaic panel and the extended photovoltaic panel connected in parallel in the utility model;

[0018] Figure 2 This is a schematic diagram of the planar structure of the basic photovoltaic panel and the extended photovoltaic panel connected in series in the utility model;

[0019] Figure 3 This is a circuit diagram of the basic photovoltaic panel and the extended photovoltaic panel connected in series in the utility model;

[0020] Figure 4 This is a circuit diagram of the basic photovoltaic panel and the extended photovoltaic panel in parallel in the utility model.

[0021] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0022] 10. Power generation unit, 20. Basic photovoltaic panel, 30. Extended photovoltaic panel, 40. Back panel, 50. Photovoltaic cell, 60. Connection assembly, 610. Connection belt, 620. Conductive button, 621. Male buckle, 622. Female buckle. DETAILED DESCRIPTION

[0023] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0024] In the field of renewable energy, solar energy, as a clean, pollution-free and almost inexhaustible form of energy, is gradually becoming an important alternative to traditional fossil energy.

[0025] However, traditional photovoltaic panel designs are often limited to a single power configuration, and are unable to cope with diverse user needs and complex and changing application scenarios. Since different users may need to choose photovoltaic panels of different powers based on their own power needs, budget constraints, installation environment and other factors, the single power design of traditional photovoltaic panels greatly limits their market adaptability and user needs. In response to this, the utility model proposes a modular portable photovoltaic panel to solve the above problems.

[0026] The utility model provides the following preferred embodiments

[0027] like Figure 1-Figure 4 As shown, modular portable photovoltaic panels include:

[0028] A power generation unit 10 for generating electricity, the power generation unit 10 comprising at least one basic photovoltaic panel 20 and a plurality of extended photovoltaic panels 30, wherein each of the basic photovoltaic panel 20 and the extended photovoltaic panel 30 comprises a backsheet 40 and photovoltaic cells 50 disposed on the backsheet 40, and the basic photovoltaic panel 20 is provided with a voltage stabilizer on the backside of its backsheet 40, the voltage stabilizer being electrically connected to the photovoltaic cells 50;

[0029] A connecting assembly 60, which is detachably connected between the basic photovoltaic panel 20 and the extended photovoltaic panel 30 and between the extended photovoltaic panels 30, and is used for series and parallel connection between the basic photovoltaic panel 20 and the extended photovoltaic panel 30 and between the extended photovoltaic panels 30;

[0030] By designing basic photovoltaic panels 20 with different powers and detachable extended photovoltaic panels 30, users can flexibly adjust the total power of the photovoltaic panels according to actual needs, achieve rapid deployment and adapt to energy needs in different scenarios. The modular connection method of conductive buttons 620 and connecting belts 610 not only simplifies the series and parallel connection process between photovoltaic panels and reduces the complexity of installation and maintenance, but also can adjust the output current and voltage according to needs. Specifically, users can connect the extended photovoltaic panel 30 in parallel with the basic photovoltaic panel 20 through the combination of connecting belts 610 and conductive buttons 620 to increase the output current of the entire photovoltaic panel system, thereby meeting the power demand of higher power. At the same time, when the output voltage needs to be increased to meet the requirements of specific equipment or application scenarios, users can also choose to connect the extended photovoltaic panel 30 in series with the basic photovoltaic panel 20.

[0031] In this embodiment, Figure 1-Figure 4 As shown, the basic photovoltaic panel 20 and the extended photovoltaic panel 30 can be optionally configured with powers of ten watts, twenty watts, and thirty watts. Therefore, the basic photovoltaic panels 20 and the extended photovoltaic panels 30 of ten watts, twenty watts, and thirty watts can be freely matched to output different currents and voltages to suit different types of data lines and loads, and the outputs all support fast charging output.

[0032] In this embodiment, Figure 1-Figure 4 As shown, the connection assembly 60 includes a connection belt 610 and a plurality of conductive buttons 620, wherein each of the conductive buttons 620 is composed of a conductive male button 621 and a conductive female button 622, and the conductive female buttons 622 are respectively provided at four angle regions on the backsheet 40 of the basic photovoltaic panel 20 and the extended photovoltaic panel 30 (the angles are annotated by symbols J1, J2, J3, and J4, and the symbol BT1 is annotated as the photovoltaic cell 50), wherein the conductive female buttons 622 provided at the four angle regions of the backsheet 40 correspond to the two negative poles and the two positive poles of the photovoltaic cell 50, and the conductive female buttons 622 at the diagonal corners of the backsheet 40 have the same electrodes;

[0033] When connected in series, the negative pole of J4 on the basic photovoltaic panel 20 is connected to the positive pole of J1 on the extended photovoltaic panel 30, and the positive pole of J3 on the basic photovoltaic panel 20 is connected to the negative pole of J2 on the extended photovoltaic panel 30;

[0034] When connected in parallel, the positive pole J1 on the basic photovoltaic panel 20 is connected to the positive pole J1 on the extended photovoltaic panel 30 , and the negative pole J2 on the basic photovoltaic panel 20 is connected to the negative pole J2 on the extended photovoltaic panel 30 .

[0035] In this embodiment, Figure 1-Figure 4 As shown, the conductive female buckles 622 are provided at both ends of the connecting strip 610 .

[0036] In this embodiment, Figure 1-Figure 4 As shown, the connecting tape 610 includes a copper wire and a cloth wrapped around the copper wire.

[0037] The specific working process of this utility model is as follows:

[0038] (1) Serial expansion

[0039] First, use the male buckles 621 at both ends of the connecting belt 610 to buckle and connect the J4 negative female buckle 622 on the basic photovoltaic panel 20 with the J1 positive female buckle 622 on the extended photovoltaic panel 30, and buckle and connect the J3 positive female buckle 622 on the basic photovoltaic panel 20 with the J2 negative female buckle 622 on the extended photovoltaic panel 30.

[0040] (2) Parallel expansion

[0041] Similarly, the male buckles 621 at both ends of the connecting belt 610 are used to buckle and connect the J1 positive female buckle 622 on the basic photovoltaic panel 20 with the J1 positive female buckle 622 on the extended photovoltaic panel 30, and to buckle and connect the J2 negative female buckle 622 on the basic photovoltaic panel 20 with the J2 negative female buckle 622 on the extended photovoltaic panel 30.

[0042] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. Modular portable photovoltaic panels, characterized in that, include: A power generation unit for generating electricity, the power generation unit comprising at least one basic photovoltaic panel with a power output of 30 watts or less and a plurality of extended photovoltaic panels with a power output of 30 watts or less, wherein the basic photovoltaic panel and the extended photovoltaic panels each comprise a backsheet and photovoltaic cells disposed on the backsheet, and the basic photovoltaic panel is provided with a voltage stabilizer on the backside of the backsheet, the voltage stabilizer being electrically connected to the photovoltaic cells; The connecting assembly is detachably connected between the basic photovoltaic panel and the extended photovoltaic panel and between the extended photovoltaic panels, and is used for series and parallel connection between the basic photovoltaic panel and the extended photovoltaic panel and between the extended photovoltaic panels.

2. The modular portable photovoltaic panel according to claim 1, characterized in that: The basic photovoltaic panel and the extended photovoltaic panel may have optional powers of 10 watts, 20 watts, and 30 watts.

3. The modular portable photovoltaic panel according to claim 1, characterized in that: The connecting assembly includes a connecting belt and a plurality of conductive buttons, wherein each of the conductive buttons is composed of a conductive male button and a conductive female button.

4. The modular portable photovoltaic panel according to claim 3, characterized in that: The conductive female buckles are respectively arranged at four angle areas on the back panels of the basic photovoltaic panel and the extended photovoltaic panel.

5. The modular portable photovoltaic panel according to claim 4, characterized in that: in, The conductive female buckles arranged at the four corner areas of the back plate correspond to the two negative poles and the two positive poles of the photovoltaic cell, and the conductive female buckles at the diagonal corners of the back plate have the same electrodes.

6. The modular portable photovoltaic panel according to claim 3, characterized in that: The conductive female buckles are arranged at both ends of the connecting belt.

7. The modular portable photovoltaic panel according to claim 6, characterized in that: The connecting belt includes a copper wire and a cloth wrapped around the copper wire.

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