CN219454289U - Concentrating solar heat collector - Google Patents

Abstract

The utility model discloses a concentrating solar collector, which comprises a collector body, wherein the top of the collector body is in an open shape, a concentrating lens is arranged at the top of the collector body in a covering manner, the concentrating lens is formed by splicing two side plane lenses and a middle convex lens, the thickness of two sides of the convex lens is smaller than that of the middle convex lens, and a concentrating hemispherical cover is arranged on the inner bottom wall of the collector body. When the solar light irradiates the condensing lens, sunlight can irradiate the condensing lens on the heat collecting plate core below, and the middle part of the condensing lens is convex, so that light passing through the condensing lens is refracted, and is condensed on the heat collecting plate core, so that the upper heat absorbing effect of the heat collecting plate core is better.

Description

Concentrating solar heat collector

Technical Field

The utility model relates to the technical field of solar heat collectors, in particular to a concentrating solar heat collector.

Background

In the thermal utilization of solar energy, it is critical to convert radiant energy of sunlight into thermal energy. Because of the relatively decentralized nature of solar energy, it must be concentrated by solar collectors, a key component of various solar devices. However, the amount of solar energy that can be concentrated by the solar collector is mainly determined by the area of the solar collector that receives solar radiation, so that the area of the solar collector is usually enlarged to increase the heat collection amount of solar energy, and this way not only increases the laying and using costs of the solar collector, but also needs to occupy a larger space.

The existing solar heat collector can only collect solar energy towards one side of sunlight, double-sided absorption cannot be achieved, and heat absorption efficiency of the solar heat collector is reduced. For this purpose, a concentrating solar collector needs to be designed in order to solve the above-mentioned problems.

Disclosure of Invention

The present utility model is directed to a concentrating solar collector, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spotlight type solar collector, includes the collector body, the top of collector body is uncovered form, and the top cover of collector body installs the spotlight, the spotlight is formed by both sides plane lens and middle convex lens concatenation, and the both sides thickness of convex lens is less than middle thickness, gather the hemisphere cover is installed to the interior bottom wall of collector body, and gather hemisphere cover and be located the collector directly under, the side inner wall fixedly connected with slender rod of collector body, and the bottom rotation of slender rod is connected with rotatory spile, the bottom fixedly connected with heat collecting plate core of rotatory spile, and the expansion groove has been seted up to the surface of heat collecting plate core, the inside sliding seal of expansion groove is connected with spacing smooth fender, and the outside fixedly connected with expansion plate, expansion plate sliding connection is in the expansion groove, and the opposite side of expansion plate extends to the heat collecting plate core and fixedly connected with permanent magnetism piece, the side inner wall fixedly connected with of collector body is with and permanent magnetism piece with magnetism piece and little looks of magnetism piece equal height.

Preferably, the gathering hemispherical cover is composed of a reflecting layer and a heat absorbing layer, the reflecting layer is located above the heat absorbing layer, the heat absorbing layer is a heat collecting area, and the reflecting layer is a reflecting light area.

Preferably, the telescopic grooves and the small magnetic pieces on the heat collecting plate core are distributed in an annular array, and the number of the permanent magnets is different from that of the small magnetic pieces.

Preferably, the inner walls of the two sides of the heat collector body are fixedly connected with thrust mechanisms, and the two thrust mechanisms are arranged in a central symmetry manner.

Preferably, the installation cavity is arranged in the thrust mechanism, the side wall of the installation cavity is provided with a sliding rail groove, the inner bottom wall of the installation cavity is fixedly connected with a memory spring, the top end of the memory spring is fixedly connected with a linkage seat, the linkage seat is slidably connected in the installation cavity, the side surface of the linkage seat is fixedly connected with a sliding rail rod, the other end of the sliding rail rod penetrates out of the sliding rail groove and is fixedly connected with a magnetic plate with the same polarity, and the magnetic plate with the same polarity of the permanent magnet blocks repels each other.

Preferably, the bottom of the heat collector body is fixedly connected with a connecting plate, and the connecting plate is provided with a mounting hole.

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

(1) When the solar light irradiates the condensing lens, sunlight can irradiate the condensing lens on the heat collecting plate core below, and as the middle part of the condensing lens is convex, light passing through the condensing lens is refracted, so that the light is condensed on the heat collecting plate core, and the upper heat absorbing effect of the heat collecting plate core is better.

(2) According to the concentrating solar heat collector, the heat collecting plate core can rotate through the rotating shaft and the connecting shaft, when the permanent magnet blocks rotate to be nearest to the small magnetic pieces, the magnetic attraction force of the permanent magnet blocks and the small magnetic pieces is maximum, the permanent magnet blocks can move towards the small magnetic pieces, and the small magnetic pieces drive the expansion plates to slide outwards in the telescopic grooves, so that the area of the heat collecting plate core is increased, and the heat absorbing effect of the heat collecting plate core is further enhanced.

(3) When the temperature reaches the temperature at which the memory spring deforms, the memory spring contracts, so that the like magnetic plates move, the sliding rail rod slides in the sliding rail groove, and when the like magnetic plates move to the vicinity of the permanent magnet blocks, the like magnetic plates push the permanent magnet blocks to move under the action of magnetic repulsive force of the like magnetic plates, so that the heat collecting plate core can rotate, the expansion of the heat collecting plate core is kept, and the heat collecting plate is novel in design and more practical.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is a top plan view of a structural heat collector body of the present utility model;

fig. 3 is a structural cross-sectional view of the heat collecting plate core of the structure of the present utility model;

FIG. 4 is an enlarged view of section A of FIG. 1, which is a structural view of the present utility model;

fig. 5 is a perspective view of the structure gathering hemispheric cover of the present utility model.

In the figure: 1. a heat collector body; 2. a focusing lens; 3. gathering the hemispherical cover; 301. a reflective layer; 302. a heat absorbing layer; 4. a thin rod; 5. rotating the shaft; 6. a heat collecting plate core; 7. a telescopic slot; 8. limiting sliding block; 9. an expansion board; 10. permanent magnet blocks; 11. a small magnetic member; 12. a thrust mechanism; 13. a mounting cavity; 14. a memory spring; 15. a linkage seat; 16. a slide rail groove; 17. a slide rail rod; 18. magnetic plates of the same polarity; 19. assembling plates; 20. and (5) mounting holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a spotlight type solar collector, including collector 1, collector 1's top is uncovered form, and collector 1's top cover is installed and is gathered lens 2, gather lens 2 by both sides plane lens and middle convex lens concatenation form, and the both sides thickness of convex lens is less than middle thickness, collector 1's interior bottom wall installs gathers hemisphere cover 3, and gather hemisphere cover 3 and be located collector 2 under, collector 1's side inner wall fixedly connected with thin pole 4, and thin pole 4's bottom rotation is connected with rotatory joint shaft 5, rotatory joint shaft 5's bottom fixedly connected with heat collecting plate core 6, and heat collecting plate core 6's surface has seted up expansion groove 7, expansion groove 7's inside sliding seal has spacing smooth fender 8, and spacing smooth fender 8's outside fixedly connected with expansion plate 9, expansion plate 9 sliding connection is in expansion groove 7, and expansion plate 9's opposite side extends to heat collecting plate core 6 outside and fixedly connected with permanent magnetism piece 10, collector 1's side inner wall fixedly connected with magnet piece 10 and little piece 11 such as permanent magnetism piece and little with magnetism piece 11 of having the opposite magnetism.

The gathering hemispherical cover 3 is composed of a reflecting layer 301 and a heat absorbing layer 302, wherein the reflecting layer 301 is positioned above the heat absorbing layer 302, the heat absorbing layer 302 is a heat collecting area, and the reflecting layer 301 is a light reflecting area.

The telescopic grooves 7 and the small magnetic pieces 11 on the heat collecting plate core 6 are distributed in an annular array, and the number of the permanent magnets 10 is different from that of the small magnetic pieces 11.

The inner walls of the two sides of the heat collector body 1 are fixedly connected with thrust mechanisms 12, and the two thrust mechanisms 12 are arranged in a central symmetry manner.

The installation cavity 13 is formed in the thrust mechanism 12, the sliding rail groove 16 is formed in the side wall of the installation cavity 13, the memory spring 14 is fixedly connected to the inner bottom wall of the installation cavity 13, the linkage seat 15 is fixedly connected to the top end of the memory spring 14, the linkage seat 15 is slidably connected to the installation cavity 13, the sliding rail rod 17 is fixedly connected to the side face of the linkage seat 15, the other end of the sliding rail rod 17 penetrates out of the sliding rail groove 16 and is fixedly connected with the like magnetic plate 18, and the like magnetic plate 18 and the permanent magnet block 10 repel each other like.

The bottom of the collector body 1 is fixedly connected with an assembly plate 19, and the assembly plate 19 is provided with a mounting hole 20.

Working principle: when the sun light irradiates the focusing lens, the sun light can irradiate the lower heat collecting plate core 6 through the focusing lens 2, and the middle part of the focusing lens 2 is protruded, so that the light passing through the focusing lens 2 is refracted and is concentrated on the heat collecting plate core 6, so that the upper heat absorbing effect of the heat collecting plate core 6 is better; the heat collecting plate core 6 can rotate through the rotating shaft connecting shaft 5, when the permanent magnet block 10 rotates to be nearest to the small magnetic piece 11, the magnetic attraction force of the permanent magnet block 10 and the small magnetic piece 11 is maximum, the permanent magnet block 10 can move towards the small magnetic piece 11, and the small magnetic piece 11 drives the expansion plate 9 to slide outwards in the expansion groove 7, so that the area of the heat collecting plate core 6 is increased, and the heat absorbing effect of the heat collecting plate core is further enhanced; when the temperature reaches the temperature at which the memory spring 14 deforms, the memory spring 14 contracts, so that the like magnetic plates 18 move, at the moment, the sliding rail rods 17 slide in the sliding rail grooves 16, and when the like magnetic plates 18 move to the vicinity of the permanent magnet blocks 10, under the action of magnetic repulsive force of the like magnetic plates, the like magnetic plates 18 push the permanent magnet blocks 10 to move, so that the heat collecting plate core 6 can rotate, the expansion of the heat collecting plate core 6 is kept, and the heat collecting plate is novel in design and more practical.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a spotlight solar collector, includes heat collector body (1), its characterized in that: the top of the heat collector body (1) is of an open shape, the top of the heat collector body (1) is covered and installed with a collecting lens (2), the collecting lens (2) is formed by splicing two side plane lenses and a middle convex lens, the thickness of two sides of the convex lens is smaller than that of the middle convex lens, a gathering hemispherical cover (3) is installed on the inner bottom wall of the heat collector body (1), the gathering hemispherical cover (3) is located under the collecting lens (2), a thin rod (4) is fixedly connected with the side inner wall of the heat collector body (1), the bottom end of the thin rod (4) is rotationally connected with a rotary connecting shaft (5), the bottom end of the rotary connecting shaft (5) is fixedly connected with a heat collecting plate core (6), a telescopic groove (7) is formed in the outer surface of the heat collecting plate core (6), the telescopic groove (7) is connected with a limiting sliding seal, an expansion plate (9) is fixedly connected with the outer side of the limiting sliding block (8), the expansion plate (9) is connected with the inner side of the telescopic groove (7) in a sliding mode, the permanent magnet plate (9) is connected with a permanent magnet expansion piece (10) and the other side of the permanent magnet piece (10) is fixedly connected with the other side of the permanent magnet piece (10), and the other side of the permanent magnet piece (10) is fixedly connected with the small magnet piece (10), and the other side of the permanent magnet piece is fixedly connected with the small magnet piece (10), and the small piece is fixedly connected with the small piece (10 with the heat collector body (10.

2. A concentrating solar collector according to claim 1, wherein: the gathering hemispherical cover (3) consists of a reflecting layer (301) and a heat absorbing layer (302), wherein the reflecting layer (301) is positioned above the heat absorbing layer (302), the heat absorbing layer (302) is a heat collecting area, and the reflecting layer (301) is a light reflecting area.

3. A concentrating solar collector according to claim 1, wherein: the telescopic grooves (7) and the small magnetic pieces (11) on the heat collecting plate core (6) are distributed in an annular array, and the number of the permanent magnets (10) is different from that of the small magnetic pieces (11).

4. A concentrating solar collector according to claim 1, wherein: the inner walls of the two sides of the heat collector body (1) are fixedly connected with thrust mechanisms (12), and the two thrust mechanisms (12) are arranged in a central symmetry mode.

5. A concentrating solar collector according to claim 4, wherein: the inside of thrust mechanism (12) has been seted up installation cavity (13), and slide rail groove (16) have been seted up to the lateral wall of installation cavity (13), the interior bottom wall fixedly connected with memory spring (14) of installation cavity (13), and the top fixedly connected with linkage seat (15) of memory spring (14), linkage seat (15) sliding connection is in installation cavity (13), and the side fixedly connected with slide rail pole (17) of linkage seat (15), slide rail groove (16) and fixedly connected with homopolar magnetic plate (18) are worn out to the other end of slide rail pole (17), and homopolar magnetic plate (18) repel with permanent magnetism piece (10).

6. A concentrating solar collector according to claim 1, wherein: the bottom of the heat collector body (1) is fixedly connected with an assembly plate (19), and the assembly plate (19) is provided with a mounting hole (20).