CN220307160U

CN220307160U - Portable photovoltaic board

Info

Publication number: CN220307160U
Application number: CN202321870979.9U
Authority: CN
Inventors: 张宸珲; 张泽彬
Original assignee: Hangzhou Yixiang Technology Research and Development Co Ltd
Current assignee: Hangzhou Yixiang Technology Research and Development Co Ltd
Priority date: 2023-07-15
Filing date: 2023-07-15
Publication date: 2024-01-05
Anticipated expiration: 2033-07-15

Abstract

The application provides a portable photovoltaic panel, which comprises a main body, wherein the main body comprises a front panel, a plastic film plate, a fiber plate, a battery plate and a rear panel, and the battery plates are positioned between the front panel and the rear panel; the fiber board is positioned between the front panel and the battery board, or the fiber board is positioned between the battery board and the rear panel; the front panel, the fiber plate, the battery plate, the supporting plate and the structure adjacent to the rear panel are combined through the adhesive film plate; wherein the support plate comprises a first support plate, and the area of the first support plate is not more than two thirds of the area of the main body. The photovoltaic panel of the application has higher rigidity.

Description

Portable photovoltaic board

Technical Field

The present application relates to the field of photovoltaic technology, and more particularly, to a portable photovoltaic panel.

Background

The portable photovoltaic panel is a system composed of a plurality of solar batteries, can convert solar energy into electric energy and is used for charging small-sized electric appliances such as mobile phones, notebook computers and lamps or outdoor portable energy storage which is very commonly used in the current market. The existing photovoltaic panel material generally has three kinds of flexible materials, battery materials and packaging materials, and is installed through a certain sequence, and the existing photovoltaic panel has the following problems:

the photovoltaic panel is supported by the flexible material, if the thickness of the flexible material is low, the overall rigidity of the photovoltaic panel is insufficient, and the built-in battery material is easy to break; if the thickness of the material is increased to increase the rigidity of the photovoltaic panel, the whole photovoltaic panel is heavy and inconvenient to carry. Thus, there is an urgent need for photovoltaic panels that meet the portability and rigidity requirements.

Disclosure of Invention

The purpose of this application is to solve the not enough among the prior art, proposes a portable photovoltaic board that rigidity is high.

In order to achieve the above object, the present application proposes a portable photovoltaic panel, comprising a main body, wherein the main body comprises a front panel, a plastic film plate, a fiber board, a battery board and a rear panel, the battery boards are all positioned between the front panel and the rear panel, and further comprises a supporting plate, and the supporting plate is positioned between the front panel and the rear panel; the fiber board is positioned between the front panel and the battery board, or the fiber board is positioned between the battery board and the rear panel; the front panel, the fiber plate, the battery plate, the supporting plate and the structures adjacent to the rear panel are combined through the adhesive film plate, wherein the supporting plate comprises a first supporting plate, and the area of the first supporting plate is not more than two thirds of the area of the main body.

The main body comprises the following components from top to bottom in sequence: the front panel, the glued membrane board, the fibreboard, the glued membrane board, the panel, the glued membrane board, the backup pad, the glued membrane board, the back panel.

The support plate comprises a second support plate, the first support plate is made of a PCB material or a fiber material, the second support plate is made of an epoxy resin material, and the first support plate and the second support plate are arranged in a vertically laminated mode; or the first supporting plate and the second supporting plate are mutually filled.

The first supporting plate is at least partially positioned in the middle of the main body, and the first supporting plate is in a shape of one, ten or X.

The first supporting plate is at least partially positioned at the edge of the main body, and the first supporting plate is shaped like a Chinese character 'ri', 'kou', 'tian' or integrally shaped like a grid.

The area of the first supporting plate is smaller than that of the second supporting plate.

The photovoltaic board includes the support, the support includes the second connecting piece, the main part still includes first connecting piece, first connecting piece with rear panel fixed connection, first connecting piece with the connection can be dismantled to the second connecting piece.

The main body further comprises a leg part and a rope part, wherein at least two second connecting pieces are arranged, one end of each leg part is connected with one second connecting piece, the other end of each leg part is in butt joint with the ground, the rope part is connected with the other second connecting piece, and the other end of each rope part is connected with each leg part.

The first connecting pieces are at least two, the first connecting pieces are in one-to-one correspondence with the second connecting pieces, the first connecting piece parts are located on the upper portion of the rear panel, the first connecting piece parts are located on the lower portion of the rear panel, the second connecting pieces connected with the legs are matched with the first connecting pieces located on the upper portion of the rear panel, and the second connecting pieces connected with the rope portions are matched with the first connecting pieces located on the lower portion of the rear panel.

And a magic tape is arranged between the first connecting piece and the second connecting piece.

The beneficial effects are that:

1. the rigidity of the supporting plate is high, the supporting plate is arranged in the main body, the rigidity of the whole main body is improved, meanwhile, the area of the supporting plate is reduced, the weight of the whole photovoltaic plate is reduced, the photovoltaic plate has good rigidity and light weight, and the photovoltaic plate is convenient to carry.

2. Utilize the detachable connection of support and main part for the product is convenient for transport, and can supply the diversified selection of user whether to carry the support, or the user of being convenient for combines the main part with other products fixedly, promotes the fixed autonomy of product.

Drawings

FIG. 1 is a schematic view of a front perspective assembly of a photovoltaic panel according to an embodiment of the present application;

FIG. 2 is a schematic view of a reverse side perspective assembly of a photovoltaic panel according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged schematic view of circle B of FIG. 2;

FIG. 5 is an enlarged schematic view of circle C of FIG. 3;

fig. 6 is a schematic view of a main body laminated structure of a photovoltaic panel according to an embodiment of the present application;

fig. 7 is a schematic diagram of a layout structure of a support plate according to an embodiment of the present application;

fig. 8 is a schematic diagram of a layout structure of a support plate according to another embodiment of the present application.

Reference numerals:

1-a main body; 11-a front panel; 12-a plastic film plate; 13-fiberboard; 14-a battery plate; 15-supporting plates; 151-first stay; 152-second stay plates; 16-a rear panel; 2-a bracket; 21-a first connector; 22-a second connector; 23-leg; 24-rope portion; 25-magic tape; 31-a PCB material region; 32-epoxy material areas.

Detailed Description

Embodiments of the present application will now be described more fully hereinafter with reference to the accompanying drawings.

Referring to fig. 1 to 8, a portable photovoltaic panel of the present application includes a main body 1 and a stand 2, and when the photovoltaic panel is unfolded, the stand 2 supports the main body 1.

With continued reference to fig. 1, the main body 1 is composed of a plurality of modules, which are connected together to form the whole main body 1, and each module of the main body 1 includes a front panel 11, a film board 12, a fiber board 13, a battery board 14, a support board 15, and a rear panel 16. The front panel 11 is located at the forefront of the main body 1, the front panel 11 facing the sun when the photovoltaic panel is in use. The rear panel 16 is located at the rearmost of the main body 1, and the rear panel 16 is connected to the bracket 2, the rear panel 16 serving to support other laminated materials of the main body 1.

With continued reference to fig. 6, a plurality of adhesive sheets 12, fiber sheets 13, battery plates 14, and support plates 15 are disposed between the front panel 11 and the rear panel 16. Specifically, in this embodiment, there are four plastic film plates 12, a first plastic film plate 12 is disposed between the front panel 11 and the fiber plate 13, the fiber plate 13 is disposed between the first plastic film plate 12 and the second plastic film plate 12, the second plastic film plate 12 is disposed between the fiber plate 13 and the battery plate 14, the battery plate 14 is disposed between the second plastic film plate 12 and the third plastic film plate 12, the third plastic film plate 12 is disposed between the battery plate and the support plate 15, the support plate 15 is disposed between the third plastic film plate 12 and the fourth plastic film plate 12, and the fourth plastic film plate 12 is disposed between the rear panel 16 and the support plate 15. Namely, the laminated structure of the main body 1 is formed by placing the front panel 11, the adhesive film plate 12, the fiber plate 13, the adhesive film plate 12, the battery plate 14, the adhesive film plate 12, the supporting plate 15, the adhesive film plate 12 and the rear panel 16 in sequence and then pressing the materials by a machine.

In this embodiment, the front panel 11 is an antireflection film, and may be one of a TPT panel, a TPE panel, a BBF panel, a PVDF panel, a PET panel, a KPK panel, or a KPE panel. The fiber board 13 is made of glass fiber, or one of carbon fiber, polyester fiber or aramid fiber. The plastic film plate 12 is made of EVA material, and can also be made of one of PVB, POE and PU materials. The back panel 16 is a grey base fabric and may be one of a TPT panel, TPE panel, BBF panel, PVDF panel, PET panel.

The support plate 15 includes a first support plate 151 and a second support plate 152, and the first support plate 151 and the second support plate 152 are filled with each other to form the support plate 15. It is to be understood that the first stay 151 and the second stay 152 may be stacked up and down to form the support plate 15, or the first stay 151 may be used as the support plate 15 alone. The first stay 151 may be a PCB board or a fiberglass board, and the second stay 152 may be an epoxy material.

With continued reference to fig. 7 and 8, the first supporting plate 151 may be disposed in the middle of each module of the main body 1, for example, in a shape of "one", "ten", "X", or at the edge of the module to form a frame, for example, in a shape of "mouth", "day", or in a grid shape, that is, the entire supporting plate 15 has the PCB material region 31 and the epoxy material region 32, so that the PCB material region 31 and the epoxy material region 32 fill the corresponding regions according to the disposition regions of the first supporting plate 151 and the second supporting plate 152. When the thickness of the first stay plate 151 is between 0.1mm and 0.3mm, the planar area ratio of the first stay plate 151 to the planar area of the single body 1 module is between 2:3 and 1:3, and is optimally 1:2; when the thickness of the first stay plate 151 is between 0.8mm and 1.2mm, the planar area ratio of the first stay plate 151 to the planar area of the single body 1 module is between 1:4 and 1:6, and is optimally 1:5.

The area of the first supporting plate 151 is not more than two thirds of the area of the main body 1, specifically, the first supporting plate 151 is a grid type, the first supporting plate 151 is a frame of the grid type, the second supporting plate 152 is filled into the grid of the first supporting plate 151, and the area ratio of the first supporting plate 151 to the second supporting plate 152 is 1:1, a step of; or, the first supporting plate 151 is a frame of a shape like a Chinese character 'ri', 'tian', the second supporting plate 152 is filled into the shape like a Chinese character 'kou', 'ri', and the area ratio of the first supporting plate 151 to the second supporting plate 152 is 9:16; the first supporting plate 151 is in a shape of a first letter, a second letter, a first cross, a second cross 152 is filled in the first letter, the first cross, the second cross, the first cross 151 and the second cross 152 are in an area ratio of 1:4.

If the main body 1 is supported by fully flexible material, compared with the supporting structure 15, the overall weight of the main body 1 is reduced by 20% to 30% when the supporting structure 15 is used for supporting under the condition of the same rigidity, and the weight of different degrees can be reduced according to the difference of the occupied areas of the PCB.

In other embodiments, as shown in fig. 2 and 3, the main body 1 is provided with a first connecting member 21, the bracket 2 includes a second connecting member 22, a leg 23 and a rope portion 24, the first connecting member 21 is fixedly connected with the main body 1, the first connecting member 21 and the second connecting member 22 are adapted, and the first connecting member 21 and the second connecting member 22 are two.

Specifically, the first connecting piece 21 is fixedly connected with the rear panel 16, the leg 23 is fixedly connected with the second connecting piece 22, the fixing modes can be modes of pasting, injection molding, riveting, hot melting, welding and the like, the two first connecting pieces 21 are respectively located at the upper portion and the lower portion of the main body 1 or the rear panel 16, and the two second connecting pieces 22 are respectively located at the upper portion and the lower portion of the rear panel 16, and the two second connecting pieces 21 are respectively located at the lower portion. The rope portion 24 is substantially Y-shaped, one end of the leg portion 23 is fixedly connected to one of the second connecting members 22, the second connecting member 22 is engaged with the first connecting member 21 located at the upper portion of the rear panel 16, and the other end of the leg portion 23 abuts against the ground. One end of the string portion 24 is connected to another second connecting member 22, and this second connecting member 22 is fitted to the first connecting member 21 located at the lower portion of the rear panel 16, and the other ends of the string portion 24 are connected to the second connecting member 22 located at one end of the leg portion 23 and the lower portion of the leg portion 23, respectively. The rope portion 24 is designed in a Y shape, and the rope portion 24 has elasticity, so that the problem that the stability of the main body 1 is poor due to the fact that the unfolding angle is too large when the leg portion 23 is unfolded in installation is avoided, and meanwhile, when the leg portion 23 is retracted, one end of the rope portion 24 connected with the upper portion of the leg portion 23 pulls the rope portion 24 between the lower portion of the leg portion 23 and the second connecting piece of the lower portion of the rear panel 16 upwards, and the possibility that the rope portion 24 sags and breaks is avoided.

With continued reference to fig. 4 and 5, the first connector 21 and the second connector 22 are detachably connected. The two ends of the first connecting piece 21 are fixedly connected with the rear panel 16, and the middle part of the first connecting piece 21 is kept at a distance from the rear panel 16, namely, a through hole or a blind hole is formed between the middle part of the first connecting piece 21 and the rear panel 16, and the through hole extends along the up-down direction of the main body 1. The second connecting piece 22 is generally n-shaped, and a portion of the n-shaped second connecting piece 22 is accommodated in a through hole between the middle part of the first connecting piece 21 and the rear panel 16, that is, the middle part of the first connecting piece 21 is accommodated in a groove of the second connecting piece 22, so that the first connecting piece 21 and the second connecting piece 22 are clamped.

When the leg 23 is unfolded, since the leg 23 is to support the body 1, a gravitational component force of the body 1 acts on the leg 23, and according to newton's interaction force, the leg 23 has a reaction force to the body 1, that is, a possibility of a relative movement between the first link 21 located at the upper portion of the body 1 and the second link 22 of the leg 23, but under the action of the "Y" shaped string portion 24, the string portion 24 tightens the second link 22 located at the upper portion of the body 1, and under the action of the gravity of the string portion 24 and the second link 22 themselves, the possibility of the second link 22 sliding upward with respect to the first link 21 is reduced, thereby improving the stability of the connection between the first link 21 and the second link 22.

It will be appreciated that the first connector 21 and the second connector 22 are provided with velcro strips 25, respectively, such that the first connector 21 and the second connector 22 are directly fixed and detachable by the velcro strips 25. Or, the first connecting piece 21 and the second connecting piece 22 are fixed by the magic tape 25 in the clamping process, so that the stability of the first connecting piece 21 and the second connecting piece 22 is improved.

While the embodiments of the present application have been illustrated and described, it will be understood that the foregoing description is by way of example only and is not intended to limit the utility model to the particular embodiments disclosed, but is not intended to limit the utility model to the particular embodiments disclosed, and any such modifications and equivalents may be resorted to, falling within the scope of the utility model as defined by the appended claims.

Claims

1. The portable photovoltaic panel comprises a main body, wherein the main body comprises a front panel, a plastic film plate, a fiber plate, a battery plate and a rear panel, and the battery plates are positioned between the front panel and the rear panel;

the fiber board is positioned between the front panel and the battery board, or the fiber board is positioned between the battery board and the rear panel;

the front panel, the fiber plate, the battery plate, the supporting plate and the structure adjacent to the rear panel are combined through the adhesive film plate;

wherein the support plate comprises a first support plate, and the area of the first support plate is not more than two thirds of the area of the main body.

2. The portable photovoltaic panel of claim 1, wherein the main body comprises, in order from top to bottom: the front panel, the glued membrane board, the fibreboard, the glued membrane board, the panel, the glued membrane board, the backup pad, the glued membrane board, the back panel.

3. The portable photovoltaic panel of claim 1, wherein the support panel comprises a second support panel, the first support panel is a PCB panel material or a fiber material, the second support panel is an epoxy material, and the first support panel and the second support panel are arranged in a vertically stacked configuration; or the first supporting plate and the second supporting plate are mutually filled.

4. A portable photovoltaic panel according to claim 3, wherein the first gusset is at least partially located in the middle of the body, the first gusset being "one", "ten" or "X" shaped.

5. A portable photovoltaic panel according to claim 3, wherein the first gusset is at least partially located at the edge of the body, the first gusset being "day", "mouth", "field" shaped or integrally grid shaped.

6. A portable photovoltaic panel according to claim 3, wherein the first gusset has an area smaller than the area of the second gusset.

7. The portable photovoltaic panel of claim 1, comprising a bracket comprising a second connector, the body further comprising a first connector fixedly connected to the back panel, the first connector removably connected to the second connector.

8. The portable photovoltaic panel of claim 7, wherein the body further comprises a leg portion and a string portion, the second connector having at least two, one end of the leg portion being connected to one of the second connectors, the string portion being connected to the other second connector.

9. The portable photovoltaic panel of claim 8, wherein the first connectors are at least two, the first connectors are in one-to-one correspondence with the second connectors, the first connector portion is located at an upper portion of the rear panel, the first connector portion is located at a lower portion of the rear panel, the second connectors connected to the leg portion are adapted to the first connectors located at an upper portion of the rear panel, and the second connectors connected to the string portion are adapted to the first connectors located at a lower portion of the rear panel.

10. The portable photovoltaic panel of claim 7, wherein a velcro is provided between the first connector and the second connector.