CN218387419U

CN218387419U - Combined condenser

Info

Publication number: CN218387419U
Application number: CN202222107679.7U
Authority: CN
Inventors: 史博鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2023-01-24
Anticipated expiration: 2032-08-11

Abstract

The utility model relates to a combination condensing lens, focus on the unit lens of a focus area with the light in different regions including the multi-disc, unit lens is the lens that the edge is the rectangle, multi-disc unit lens range group becomes a rectangle combination condensing lens. The unit lenses are convex lenses provided with lens spherical surfaces, and the lens spherical surface of each unit lens is a part of one convex lens spherical surface. The utility model has the advantages that: the combined collecting lens is formed by adopting a plurality of unit lenses, so that the light-gathering effect equivalent to that of a single large-size collecting lens is realized, the manufacturing cost of the gallium arsenide collecting lens can be obviously reduced, and the application technical development of the gallium arsenide cell is promoted.

Description

Combined condenser

Technical Field

The utility model relates to a gallium arsenide battery device especially relates to a combination condensing lens.

Background

Gallium arsenide cells are a highly efficient solar power generation technology developed in recent years, and have high photoelectric conversion rate and high power generation efficiency. In order to obtain efficient light energy conversion, each gallium arsenide cell needs to be equipped with a light-collecting cover, and a light-collecting lens is arranged on the light-collecting cover to focus sunlight on the gallium arsenide cell. The size of the current collecting lens matched with the gallium arsenide battery is larger, usually larger than 300mm, and the larger the size of the lens is, the higher the manufacturing cost is, so that the large-sized collecting lens bears higher cost in processing and manufacturing, the cost in later maintenance and repair is higher, and the cost for processing and manufacturing the small-sized collecting lens is obviously reduced.

Disclosure of Invention

An object of the utility model is to provide a combination condensing lens reduces the manufacturing cost of gallium arsenide battery condensing lens.

In order to realize the purpose, the technical scheme of the utility model is that: a combined condenser comprises a plurality of unit lenses for focusing light rays in different areas to a focusing area, wherein the unit lenses are arranged and combined into the combined condenser.

Furthermore, in order to achieve the light focusing effect, the unit lenses are convex lenses provided with lens spherical surfaces, and the lens spherical surface of each unit lens is a part of one convex lens spherical surface.

Further, a preferred mirror structure of the unit lens is that the unit lens is a single-sided convex lens having a spherical lens surface and a lens plane on both sides, and the lens planes of the plurality of unit lenses are disposed in a common plane.

Furthermore, the unit lenses are lenses with rectangular edges, and the plurality of unit lenses are arranged and combined to form the rectangular combined condenser lens.

Furthermore, a combined structure of combined condenser is, combined condenser includes nine unit lenses, nine unit lenses include a central unit lens, four side unit lenses and four corner unit lenses, the lens sphere of central unit lens is less than the lens sphere of side unit lens, the lens sphere of side unit lens is less than the lens sphere of corner unit lens.

Furthermore, a composite structure of combination condensing lens is, the combination condensing lens includes six unit lenses, six unit lenses include two side unit lenses and four corner unit lenses, the lens sphere of side unit lens is less than the lens sphere of corner unit lens.

Furthermore, the combined structure of the combined condenser lens is that the combined condenser lens comprises four corner unit lenses.

Furthermore, the application structure of the combined condenser lens is that the unit lenses are arranged on a condenser cover, the condenser cover is a condenser cover with the shape of a rectangular pyramid, the unit lenses are arranged at the upper end of the condenser cover, and a supporting beam for supporting the unit lenses is arranged at the upper end of the condenser cover.

Furthermore, the mounting structure of the combined condenser lens is that the supporting beam forms a lens groove corresponding to the plurality of unit lenses, the unit lenses are provided with sub-ports embedded into the lens groove, the unit lenses are mounted in the lens groove, and waterproof glue is filled in gaps among the unit lenses.

Furthermore, the combined condenser is applied to a gallium arsenide cell device, the combined condenser is a condenser for gallium arsenide cells, the gallium arsenide cells are arranged at the lower end of the condenser cover, and the gallium arsenide cells are located in the focusing area.

The utility model has the advantages that: the combined condenser is formed by a plurality of unit lenses, realizes the light condensation effect equivalent to that of a single large-size condenser, can obviously reduce the manufacturing cost of the gallium arsenide condenser, and promotes the application technical development of the gallium arsenide battery.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a view of the structure of the combined condenser of the present invention, which employs nine unit lenses;

FIG. 2 is a view in the direction A of FIG. 1, which is a lens spherical side view of the unit lens;

FIG. 3 is a side view of a combination condenser;

FIG. 4 is a schematic view showing a plurality of unit lenses whose lens spherical surfaces constitute a convex lens spherical surface;

FIG. 5 is a view of the structure of the combined condenser of the present invention, which employs six unit lenses;

FIG. 6 is a view from the direction B of FIG. 5, which is a spherical side view of a lens of the unit lens;

FIG. 7 is a structural view of the combined condenser of the present invention, which employs four unit lenses;

FIG. 8 is a view in the direction C of FIG. 7, which is a lens spherical side view of the unit lens;

fig. 9 is an exploded view of the combination condenser and snoot of the present invention;

fig. 10 is a combined structure view of the combined condenser and the condenser cover of the present invention;

fig. 11 is a schematic diagram of the present invention for gallium arsenide cell focusing.

Detailed Description

Referring to fig. 1 to 4, a combination condenser includes a plurality of unit lenses (11, 12, 13) for focusing light rays of different regions to a focus region, and the plurality of unit lenses are arranged and combined to form the combination condenser.

The unit lenses are convex lenses provided with lens spherical surfaces (11a, 12a, 13a), and the lens spherical surface of each unit lens is a part of one convex lens spherical surface 10a, as shown in fig. 3 and 4.

The unit lenses are single-sided convex lenses having lens spherical surfaces (11a, 12a, 13a) and lens planes (11b, 12b, 13b), respectively, and the lens planes of the plurality of unit lenses are arranged in a common plane 10b, as shown in fig. 1 and 3.

The unit lenses are lenses with rectangular edges, and the plurality of unit lenses are arranged and combined to form the rectangular combined condenser.

The combined condenser lens includes nine unit lenses, the nine unit lenses include a central unit lens 11, four side unit lenses 12 and four corner unit lenses 13, the spherical lens surface 11a of the central unit lens is lower than the spherical lens surface 12a of the side unit lens, and the spherical lens surface 12a of the side unit lens is lower than the spherical lens surface 13a of the corner unit lens, as shown in fig. 2 and 3.

As shown in fig. 5 and 6, the combined condenser lens includes six unit lenses including two side unit lenses 22 and four corner unit lenses 23, and the lens spherical surfaces 22a of the side unit lenses are lower than the lens spherical surfaces 23a of the corner unit lenses.

As shown in fig. 7 and 8, the combined condenser includes four corner unit lenses 33.

As shown in fig. 9 and 10, the unit lenses are mounted on a light-collecting cover 40, which is a light-collecting cover having a rectangular pyramid shape, the unit lenses are mounted on the upper end of the light-collecting cover, and a support beam 41 for supporting the unit lenses is provided on the upper end of the light-collecting cover.

The supporting beams form lens grooves 42 corresponding to the plurality of unit lenses, the unit lenses are provided with sub-ports 14 embedded into the lens grooves, the unit lenses are installed in the lens grooves, and waterproof glue 41 is filled in gaps among the unit lenses.

As shown in fig. 11, the combined condenser is a condenser for a gallium arsenide cell, the gallium arsenide cell 50 is mounted at the lower end of the light-collecting cover, and the gallium arsenide cell is located in the focusing area.

The first embodiment is as follows:

as shown in fig. 1 to 4, a combined condenser lens includes nine unit lenses, which are arranged and combined in parallel to focus light rays of different areas to a focus area, and includes a central unit lens 11, four side unit lenses 12, and four corner unit lenses 13.

The unit lenses are lenses with square edges, and nine unit lenses are arranged and combined to form a square combined condenser lens with a side length of L =400mm, as shown in fig. 2.

The central unit lens 11 is a single-sided convex lens whose two sides are a lens spherical surface 11a and a lens plane 11b, respectively; the side unit lens 12 is a single-sided convex lens whose both surfaces are a lens spherical surface 12a and a lens plane 12b, respectively; the angle element lens 13 is a single-sided convex lens having a spherical lens surface 13a and a flat lens surface 13b on both sides.

As shown in fig. 3 and 4, the lens spherical surface of each unit lens is a part of one convex lens spherical surface 10a, that is, nine unit lenses respectively occupy different parts of one large convex lens spherical surface 10a, and the lens spherical surfaces of the nine unit lenses belong to one common spherical surface. It is also understood that nine unit lenses are divided into nine parts by one large convex lens.

Each unit lens is provided with a sub-aperture 14, the sub-aperture 14 facing the lens sphere of the unit lens.

As shown in fig. 9 to 11, the combined condenser of the present embodiment is a condenser for a gallium arsenide cell, the gallium arsenide cell 50 is mounted on the lower end of a condenser cover 40, the condenser cover is a condenser cover with a rectangular pyramid shape, nine unit lenses are mounted on the upper end of the condenser cover 40, and the upper end of the condenser cover is provided with a supporting beam 41 for supporting the unit lenses. The support beam forms a lens groove 42 corresponding to nine unit lenses, and the unit lenses are fitted into the lens groove 42 through the sub-apertures 14. The unit lenses are mounted in the lens grooves with the lens planes (11b, 12b, 13b) of the nine unit lenses facing upward, i.e., toward the outside of the snoot 40, and the lens planes of the nine unit lenses are flush in a common plane 10b, as shown in fig. 1 and 3. And the lens spherical surfaces (11a, 12a, 13a) of the nine unit lenses are arranged offset, the lens spherical surface 11a of the central unit lens is lower than the lens spherical surface 12a of the side unit lens, and the lens spherical surface 12a of the side unit lens is lower than the lens spherical surface 13a of the corner unit lens, that is, the lens spherical surface 11a of the central unit lens and the lens spherical surface 12a of the side unit lens are respectively moved upward by a distance, as shown in fig. 2 and 3. This can make the thickness of the central unit lens and the side unit lens reduced, save material and lighten weight. Similar to the design principle of a fresnel lens.

As shown in fig. 11, a gallium arsenide cell 50 is located in the focal region of the combination condenser. The combined condenser focuses sunlight at the gaas cell.

The snoot 40 is a closed snoot, and in order to prevent rainwater and dust from entering the snoot, a gap between the unit lenses is filled with a waterproof adhesive 41.

The embodiment adopts a plurality of unit lenses to form the combined collecting lens, realizes the light-gathering effect equivalent to that of a single large-size collecting lens, is more convenient to manufacture the collecting lens with smaller size, can properly reduce the whole size of the collecting lens, saves materials, can obviously reduce the manufacturing cost of the gallium arsenide collecting lens, is also convenient to maintain and replace, and can promote the application technology development of the gallium arsenide cell.

The second embodiment:

referring to fig. 5 and 6, a combined collecting mirror is a structural alternative of the first embodiment.

According to the difference of the size of the condenser configured by the gallium arsenide battery, different numbers of unit lenses can be adopted to form the combined condenser so as to reasonably control the manufacturing cost. In the present embodiment, the combined condenser lens includes six unit lenses including two side unit lenses 22 and four corner unit lenses 23. The side unit lens 22 and the four corner unit lenses 23 are rectangular in edge, and six unit lenses are arranged and combined to form a square combined condenser. In the completed combined condenser, the lens spherical surface 22a of the side unit lens is lower than the lens spherical surface 23a of the corner unit lens.

Example three:

referring to fig. 7 and 8, the present embodiment is also a structural alternative of the first embodiment.

In the present embodiment, the combined condenser lens includes four corner unit lenses 33. The four corner unit lenses 23 have the same structure and are square-shaped in edge. The lens spherical surfaces 33a of the four corner unit lenses are in a common spherical surface.

This embodiment is suitable for smaller sized combination condensers.

Claims

1. A combined condenser is characterized by comprising a plurality of unit lenses for focusing light rays in different areas to a focusing area, wherein the unit lenses are arranged and combined into the combined condenser; the unit lenses are single-face convex lenses with two faces respectively being lens spherical faces and lens planes, the lens planes of the unit lenses are arranged in a common plane, and the lens spherical face of each unit lens is a part of the spherical face of one convex lens.

2. The combination condenser of claim 1, wherein the unit lenses are rectangular-edged lenses, and the plurality of unit lenses are arranged to form a rectangular shape of the combination condenser.

3. The combination condenser of claim 1, wherein the combination condenser comprises nine unit lenses, the nine unit lenses comprise a central unit lens, four side unit lenses and four corner unit lenses, the central unit lens has a lens spherical surface lower than that of the side unit lenses, and the side unit lenses have a lens spherical surface lower than that of the corner unit lenses.

4. The combination concentrator of claim 1, wherein the combination concentrator comprises six of the unit lenses, the six unit lenses comprising two side unit lenses and four corner unit lenses, the side unit lenses having lens spheres lower than the lens spheres of the corner unit lenses.

5. The combination condenser of claim 1, wherein the combination condenser comprises four corner element lenses.

6. The combination condenser of claim 1, wherein the unit lenses are mounted on a condenser cover, the condenser cover is a condenser cover having a rectangular pyramid shape, the unit lenses are mounted on an upper end of the condenser cover, and a support beam for supporting the unit lenses is provided on an upper end of the condenser cover.

7. The combination condenser of claim 6, wherein the supporting beam forms lens grooves corresponding to the plurality of unit lenses, the unit lenses are provided with sub-openings fitted into the lens grooves, the unit lenses are mounted in the lens grooves, and gaps between the unit lenses are filled with waterproof glue.

8. The combination concentrator of claim 6, wherein the combination concentrator is a concentrator for gallium arsenide cells mounted on the lower end of the light collection enclosure, the gallium arsenide cells being located in the focus area.