CN216390907U

CN216390907U - High-stability double-layer polymer solar cell

Info

Publication number: CN216390907U
Application number: CN202122695175.7U
Authority: CN
Inventors: 成珂; 刘丽君
Original assignee: Shenzhen Longdi Technology Co ltd
Current assignee: Shenzhen Longdi Technology Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-26
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a high-stability double-layer polymer solar cell, which comprises a solar cell body for converting light energy into electric energy, wherein a bracket body is arranged on the solar cell body, a support plate is arranged on the bracket body, a connecting piece is arranged on the support plate, a collecting box for storing rainwater is arranged on the connecting piece, an outlet groove is arranged on the collecting box, an adjusting component for controlling the angle of the collecting box is arranged on the support plate, the angle of the collecting box is controlled by the adjusting component, the initial state of the collecting box without storing rainwater is flush with the solar cell body, the collecting box can be slowly inclined in the process of collecting rainwater, and a heat absorbing plate at one side of the collecting box far away from the outlet groove can evaporate the rainwater in the weather condition with sunlight, the collection box is changed in angle under the action of the return spring, so that rainwater flows out through the outlet groove.

Description

High-stability double-layer polymer solar cell

Technical Field

The utility model relates to the technical field of solar cells, in particular to a high-stability double-layer polymer solar cell.

Background

The polymer solar cell can be prepared by a solution method large-area technology, has the advantages of good flexibility, light weight, translucency, low cost and the like, and has wide application prospect in the fields of building glass, aerospace, wearable electronics and the like. Optimizing the molecular structures of the conjugated polymer donor and the fused ring electron acceptor, regulating and controlling the morphology of the photoactive layer and the like are important methods for improving the efficiency of the polymer solar cell. In recent years, the energy conversion efficiency of polymer solar cells has exceeded 18% thanks to the development of non-fullerene acceptor molecules with corresponding conjugated polymer donors. In addition to the photoactive layer material, the interfacial layer also plays an important role in realizing a high-efficiency polymer solar cell. Ohmic contact between the photoactive layer and the electrode can be optimized through interface layer modification, the morphology of the photoactive layer can be regulated and controlled to a certain extent, and hole-electron collection is improved, so that the stability of the device is improved.

However, the efficiency of current polymer solar cells is very sensitive to the thickness of the interface layer material, especially the thickness of the cathode interface layer in the front-mounted device, which is generally only 5-30 nm (the optimal thickness is usually only 5-10 nm), which is actually not beneficial for processing the device by large area technology (such as inkjet printing, roll-to-roll technology). Therefore, the development of interface layer materials suitable for the high-efficiency polymer solar cell is beneficial to realizing the preparation of the high-efficiency polymer solar cell by adopting a large-area technology, and the application of the polymer solar cell is expected to be accelerated. In addition, the thick interface can generally effectively slow down the damage of water and oxygen to the photoactive layer in the device to play a role in protection, thereby being beneficial to improving the stability of the device.

The solar cell is a photoelectric semiconductor sheet which directly generates electricity by utilizing sunlight, and the solar cell is mostly placed outdoors because the solar cell needs to absorb the sunlight, however, in the long-time use process, the solar cell can accumulate dust on the surface, so that the absorption of the solar cell on the light energy is influenced, and therefore, the high-stability double-layer polymer solar cell is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a high-stability bi-layer polymer solar cell to solve the above-mentioned problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: high stability double-deck polymer solar cell, including being used for converting light energy into the solar cell body of electric energy, be provided with the support body on the solar cell body, be provided with the backup pad on the support body, be provided with the connecting piece in the backup pad, and be provided with on the connecting piece and be used for carrying out the collection box of saving to the rainwater, wherein be provided with the export groove on the collection box, just be provided with in the backup pad and be used for carrying out the adjusting part controlled to the angle of collecting the box, so that it washes to the dust on the solar cell body to collect the box and make its inside rainwater under adjusting part's effect.

Preferably, the connecting piece includes that the symmetry sets up articulated seat one in the backup pad, and be provided with the articulated rod one that is used for being connected with the collection box bottom on the articulated seat one, wherein be provided with articulated rod two on the collection box, just be connected with it through articulated seat two between articulated rod two and the adjusting part.

Preferably, the adjusting assembly comprises a fixing column arranged on the second hinge seat, a circular plate body is arranged on the fixing column, a fixing cylinder is arranged on the supporting plate, and a return spring used for being connected with the circular plate body is arranged inside the fixing cylinder.

Preferably, the collecting box is internally provided with a baffle body, and the bottom of the collecting box body is provided with a heat absorbing plate.

Preferably, the collection box is provided with a water inlet pipe, the water inlet pipe is provided with a collection hopper, and the collection hopper is provided with a filter screen.

Compared with the prior art, the utility model has the beneficial effects that:

1. the angle control device is different from the prior art, the angle of the collecting box is controlled through the adjusting assembly, wherein the initial state of the collecting box without stored rainwater is flush with the solar cell body, the baffle plate body is arranged at the position, close to the outlet groove, in the collecting process of the rainwater, the collecting box can be slowly inclined, when the collecting box is in a sunshine weather condition, the heat absorbing plate arranged at one side, far away from the outlet groove, of the collecting box can slightly evaporate the rainwater in the collecting box, and therefore the angle change of the collecting box is carried out under the action of the return spring, so that the rainwater in the collecting box can flush dust on the surface of the solar cell body.

2. According to the utility model, the bottom of the collecting box is provided with the heat absorbing plate, the baffle body divides the interior of the collecting box into two regions with different areas, wherein the area of the region close to the outlet groove is relatively smaller, and the heat absorbing plate is arranged in the other region with larger area, so that the evaporation rate of the region is higher than that of the other region, and the angle of the collecting box is slowly adjusted under the action of the return spring, so that rainwater in the collecting box flows out of the outlet groove to the surface of the solar cell body.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of a connector structure according to the present invention;

FIG. 4 is a partial structural schematic diagram of the present invention.

In the figure: 1-a solar cell body; 2-a stent body; 3-a support plate; 4-a connector; 5-a collection box; 6-an outlet tank; 7-an adjustment assembly; 8-baffle body; 9-a heat absorbing plate; 10-a water inlet pipe; 11-a collection hopper; 12-a filter screen; 41-a first hinge seat; 42-hinge lever one; 43-a second hinge rod; 44-a second hinge seat; 71-fixed column; 72-a circular plate body; 73-a stationary cylinder; 74-return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the scheme is correspondingly improved in order to solve the problem that the existing solar cell body 1 absorbs solar energy through the solar cell body 1 for converting light energy into electric energy, the solar cell body 1 is provided with a bracket body 2, the solar cell body 1 is arranged on the bracket body 2, a support plate 3 is arranged on the bracket body 2, a connecting piece 4 is arranged on the support plate 3, a collecting box 5 for storing rainwater is arranged on the connecting piece 4, an outlet groove 6 is arranged on the collecting box 5, the connecting piece 4 is connected to the position, close to the middle part of the collecting box 5 and close to the outlet groove 6, of the collecting box 5, and an adjusting component 7 for controlling the angle of the collecting box 5 is arranged on the support plate 3, so that collect box 5 and make its inside rainwater wash the dust on the solar cell panel body under adjusting part 7's effect, wherein collect box 5 bottom fixed mounting has inlet tube 10 to install on inlet tube 10 and collect hopper 11, wherein collect and install filter screen 12 on the hopper 11, filter through filter screen 12 to the debris that are infected with in the rainwater.

The connecting piece 4 in the scheme comprises first hinge seats 41 symmetrically arranged on the supporting plate 3, wherein first hinge rods 42 which are used for being rotatably connected with the first hinge seats 41 are symmetrically arranged at the bottom of the collecting box 5, a second hinge rod 43 is fixedly arranged at one side, far away from the outlet groove 6, of the bottom of the collecting box 5, the second hinge rod 43 is connected with the adjusting assembly 7 through the second hinge seat 44, the adjusting assembly 7 in the scheme comprises fixing columns 71 fixedly arranged on the second hinge seats 44, a circular plate body 72 is arranged at one end of each fixing column 71, a fixing cylinder 73 is fixedly arranged on the supporting plate 3, and return springs 74 which are used for being connected with the circular plate body 72 are arranged in the fixing cylinders 73; the baffle body 8 is arranged inside the collecting box 5, the heat absorbing plate 9 is arranged at the bottom of the collecting box 5 body, the baffle body 8 divides the inside of the collecting box 5 into two regions with different areas, the area of the region close to the outlet groove 6 is relatively smaller, the heat absorbing plate 9 is arranged in the region with the larger area, so that the evaporation rate of the region is larger than that of the region, the angle of the collecting box 5 is slowly adjusted under the action of the return spring 74, and rainwater in the collecting box 5 flows out of the outlet groove 6 to the surface of the solar cell body 1.

In the scheme, the collecting box 5 is fixed on the supporting plate 3 through the connecting piece 4, rainwater in the collecting box 5 is enabled to clean the surface of the solar cell body 1 under the condition of the weather with sunlight under the action of the adjusting assembly 7, the rainwater falls into the collecting box 5 through the collecting hopper 11 along the water inlet pipe 10 to be collected in rainy days, the initial state of the collecting box 5 without storing the rainwater is flush with the solar cell body 1, the baffle body 8 divides the inside of the collecting box 5 into two areas with different areas, then under the action of the baffle body 8, the rainwater is collected in the area inside the collecting box 5 with the larger area, the collecting box 5 at the moment is angularly inclined under the action of the first hinge seat 41 and the first hinge rod 42, and the second hinge rod 43 enables the circular plate body 72 on the fixed column 71 to extrude the return spring 74 through the second hinge seat 44, after the rainwater in the collection box 5 is collected and is accomplished, and the collection box 5 is in the balanced state rainwater and can not flow through the export groove 6 under the effect of reset spring 74, when under the better weather condition of sunshine, because the absorber plate 9 is installed in the great regional bottom of another area of collection box 5, and then make this regional evaporation rate be greater than another region, thereby collect box 5 and carry out angle change once more under reset spring 74's effect, so that the inside rainwater of collection box 5 that makes passes through export groove 6 landing to solar cell body 1 surface, wash the small dust of its surface adhesion, thereby reach and carry out abluent mesh to solar cell body 1 surface dust.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. High stability bilayer polymer solar cell, including being used for converting light energy into solar cell body (1) of electric energy, be provided with support body (2), its characterized in that on solar cell body (1): the solar energy rainwater collecting device is characterized in that a supporting plate (3) is arranged on the support body (2), a connecting piece (4) is arranged on the supporting plate (3), a collecting box (5) used for storing rainwater is arranged on the connecting piece (4), an outlet groove (6) is formed in the collecting box (5), an adjusting component (7) used for controlling the angle of the collecting box (5) is arranged on the supporting plate (3), and therefore the collecting box (5) can enable the rainwater inside the collecting box to wash dust on the solar cell body (1) under the action of the adjusting component (7).

2. The high stability bi-layer polymer solar cell of claim 1, wherein: connecting piece (4) including the symmetry set up articulated seat one (41) on backup pad (3), and be provided with articulated rod one (42) that are used for being connected bottom collection box (5) on articulated seat one (41), wherein be provided with articulated rod two (43) on collection box (5), just be connected with it through articulated seat two (44) between articulated rod two (43) and adjusting part (7).

3. The high stability bi-layer polymer solar cell of claim 2, wherein: the adjusting assembly (7) comprises a fixing column (71) arranged on the second hinge seat (44), a circular plate body (72) is arranged on the fixing column (71), a fixing cylinder (73) is arranged on the supporting plate (3), and a return spring (74) used for being connected with the circular plate body (72) is arranged inside the fixing cylinder (73).

4. The high stability bi-layer polymer solar cell of claim 1, wherein: the collecting box (5) is internally provided with a baffle body (8), and the bottom of the collecting box (5) body is provided with a heat absorbing plate (9).

5. The high stability bi-layer polymer solar cell of claim 1, wherein: the collecting box (5) is provided with a water inlet pipe (10), the water inlet pipe (10) is provided with a collecting hopper (11), and the collecting hopper (11) is provided with a filter screen (12).