CN209982412U - Photovoltaic power generation device - Google Patents

Abstract

The utility model provides a photovoltaic power generation device, comprising a photovoltaic panel, a bracket adjustment mechanism, a first rotating mechanism and a second rotating mechanism; the second rotating mechanism comprises a closed casing composed of an upper cover, a bottom plate and a side wall; the side wall includes The front plate, the right plate, the rear plate and the left plate are connected end to end; the left plate is provided with a first axle seat, and the upper cover is provided with a second axle seat; the front plate is provided with a groove, and a second motor is arranged in the groove , the second motor is connected with a main shaft, and one end of the main shaft is provided with a driving gear; a secondary shaft in the first shaft seat, and one end of the secondary shaft is fixedly provided with a driven gear; the two ends of the first shaft seat and the second shaft seat are symmetrically provided with The first rotating assembly and the second rotating assembly; the utility model is simple in structure, convenient in operation, convenient for installation and fixation on different planes, realizes the tracking of the changes of the sun orientation in the four seasons, and ensures that the sun rays in the four seasons are vertically irradiated on the photovoltaic It can improve the conversion efficiency of photovoltaic panels, has better safety and stability, and is conducive to popularization and use.

Description

A photovoltaic power generation device

technical field

The utility model belongs to the technical field of photovoltaic power generation, in particular to a photovoltaic power generation device.

Background technique

With the development of science and technology, photovoltaic power generation devices are more and more widely used in people's lives. Photovoltaic power generation devices can convert solar energy into electrical energy through photovoltaic panels, which is more economical and practical; in addition, it is well known that when the sun's rays hit the photovoltaic panels vertically, the photovoltaic panels have the highest conversion efficiency of converting solar energy into electrical energy. The angle of inclination is different, and the orientation of the sun is also different at different times in the same day. However, most of the photovoltaic panels in the photovoltaic power generation device of the prior art have a fixed angle of inclination and cannot be installed on the roof or ground without the angle of inclination. The photovoltaic power generation device itself It cannot rotate with the change of the sun's orientation, that is, the sunlight cannot always be vertically irradiated on the photovoltaic panel, the conversion efficiency of the photovoltaic panel is low, and the photovoltaic power generation device has a complex structure and complicated operation.

Utility model content

The purpose of this utility model is to provide a photovoltaic power generation device, so as to solve the problem that the photovoltaic power generation device in the prior art is complicated in structure and complicated in operation, cannot be installed on a roof or ground without an inclined angle, and cannot be rotated with the change of the sun's azimuth, resulting in Problems such as low conversion efficiency of photovoltaic panels.

The utility model provides the following technical solutions:

A photovoltaic power generation device includes a photovoltaic panel provided with a support frame, and also includes a support adjustment mechanism, a first rotation mechanism and a second rotation mechanism; the support adjustment mechanism is rotatably connected by the first rotation mechanism and the second rotation mechanism the photovoltaic panel; the first rotating mechanism includes a base, a first motor and a rotating base, the first motor is arranged in the base, and the output shaft of the first motor is vertically upward connected to the center of the rotating base ; The second rotating mechanism includes a closed casing composed of an upper cover, a bottom plate and a side wall, the bottom plate and the upper surface of the rotating seat are welded and connected; the side wall includes a front plate, a right plate, a rear plate and left plate; the left plate is provided with a first axle seat transversely, and the upper surface of the upper cover is longitudinally provided with a second axle seat; the front plate is provided with a groove near the first axle seat, the A second motor is fixed in the groove, the output shaft of the second motor is connected with a main shaft through the groove, and an end of the main shaft close to the inner wall of the rear plate is fixed with a driving gear; There is a secondary shaft arranged in parallel with the main shaft, and a driven gear is fixed at one end of the secondary shaft close to the inner wall of the rear plate; the driven gear meshes with the driving gear; the first shaft seat and the The two ends of the second axle seat are symmetrically provided with a first rotating assembly and a second rotating assembly with the same structure; the first rotating assembly and the second rotating assembly both include a first connecting rod, a second connecting rod, a third connecting rod A rod, a fourth connecting rod and a fifth connecting rod, the two end side walls of the second connecting rod are respectively hinged to one end side wall of the first connecting rod and the one end side wall of the third connecting rod. The other end sidewall of the third connecting rod is hinged with one end sidewall of the fourth connecting rod, the first connecting rod and the third connecting rod are on the same plane; the two ends of the auxiliary shaft pass through the first shaft The seat is fixedly connected with the other end side walls of the first connecting rod of the first rotating assembly and the second rotating assembly respectively; the other ends of the fourth connecting rod of the first rotating assembly and the second rotating assembly pass through respectively extending downward through the upper cover and connected with a retention spring; one end of the retention spring away from the fourth link is fixedly connected to the upper surface of the base plate; the middle of the third link is hinged to the fifth link connecting rod, one end of the fifth connecting rod away from the third connecting rod is connected to the second axle seat in rotation, the second connecting rod and the fifth connecting rod are on the same plane; the first motor and the The second motor is electrically connected with a timing electric appliance.

Further, the bracket adjusting mechanism includes two telescopic legs arranged in parallel and symmetrically under the base; one end of the telescopic legs is fixedly connected to the lower surface of the base, and the other end is connected with a fixing piece; the telescopic legs include a first support leg and a second support leg, the first support leg and the second support leg are screwed together, and the end of the second support leg is hemispherical; the fixing piece includes a fixing plate and a vertical plate, the fixing The plate is cross-shaped, the two vertical plates are arranged in the center of the fixed plate, and a connecting screw is connected between the two vertical plates; the connecting screw runs through the lower part of the second support leg, and the connecting screw Both ends are screwed together with nuts.

Further, the fixing plate is fixedly connected to the working surface through bolts.

Further, the first motor and the second motor are stepper motors.

Further, the timing electrical appliance is set as a timing switch.

Further, a cavity is arranged in the rotating seat, and an energy storage device is arranged in the cavity; the photovoltaic panel is connected to the energy storage device through a wire, and the energy storage device is electrically connected to the energy storage device through the timing relay. Describe the first motor and the second motor.

Further, the two third connecting rods are connected to the support frame of the photovoltaic panel by welding.

Further, the materials of the bracket adjusting mechanism, the first rotating mechanism and the second rotating mechanism are all galvanized steel.

The beneficial effects of the present utility model are:

1. The utility model realizes the installation and fixation of photovoltaic power generation devices on different planes through the bracket adjustment mechanism, and its structure is simple, easy to adjust, and improves the safety and stability of the product;

2. The utility model realizes the change tracking of the solar angle of the four seasons by the photovoltaic power generation device through the first rotating mechanism and the timing electric appliance, so that the sunlight is always vertically irradiated on the photovoltaic panel, and the conversion efficiency of the photovoltaic panel is improved;

3. The utility model realizes the tracking of the solar orientation of the photovoltaic power generation device at different times of the day through the second rotating mechanism and the timing electric appliance, so that the sunlight is always vertically irradiated on the photovoltaic panel, which greatly improves the conversion efficiency of the photovoltaic panel;

4. The utility model uses galvanized steel as the raw material to produce, instead of the raw material stainless steel, although the effect of stainless steel is good but the cost is high, and the effect of galvanized steel is the same as that of stainless steel, and it also has super corrosion resistance, and It is very strong and can completely replace the production of stainless steel photovoltaic power generation devices, which not only achieves the purpose of production, but also successfully saves costs;

5. To sum up, the utility model has a simple structure and convenient operation, which is convenient for installation and fixing on different planes (such as roofs and grounds with different angles), improves the safety and stability of the product, and realizes the change of the sun orientation in the four seasons. The tracking ensures that the sun rays shine vertically on the photovoltaic panels throughout the year, which greatly improves the conversion efficiency of photovoltaic panels. At the same time of production, it also successfully saves costs and is conducive to popularization and use.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is another structural representation of the present utility model;

3 is a schematic structural diagram of the second rotating mechanism of the present invention;

Fig. 4 is the structural representation of the telescopic leg of the present invention;

FIG. 5 is a schematic structural diagram of the fixing piece of the present invention.

Reference numerals are: 1. Photovoltaic panel, 2. Bracket adjusting mechanism, 21. Telescopic leg, 211. First support leg, 212. Second support leg, 22. Fixing piece, 221. Fixing plate, 222. Vertical plate, 223. connecting screw, 3. first rotating mechanism, 31. base, 32. rotating seat, 4. second rotating mechanism, 41. upper cover, 431. front plate, 432. right plate, 434. left plate, 44. First shaft seat, 441. Countershaft, 442. Driven gear, 45 Second shaft seat, 46. Groove, 461. Second motor, 462. Main shaft, 463. Driving gear, 5. First rotating assembly, 51 .First link, 52. Second link, 53. Third link, 54. Fourth link, 55. Fixed spring, 56. Fifth link.

Detailed ways

As shown in Figures 1-5, a photovoltaic power generation device includes a photovoltaic panel 1 provided with a support frame, and also includes a support adjustment mechanism 2, a first rotation mechanism 3 and a second rotation mechanism 4; the support adjustment mechanism 2 passes through the first rotation mechanism. The rotating mechanism 3 and the second rotating mechanism 4 are rotatably connected to the photovoltaic panel 1; the first rotating mechanism 3 includes a base 31, a first motor and a rotating base 32, the first motor is arranged in the base 31, and the output shaft of the first motor is connected vertically upward At the central position of the rotating seat 32; the second rotating mechanism 4 includes a closed shell composed of an upper cover 41, a bottom plate and a side wall, and the bottom plate and the upper surface of the rotating seat 32 are connected by welding; The plate 432, the rear plate and the left plate 434; the left plate 434 is provided with a first axle seat 44 transversely, and the upper surface of the upper cover 41 is longitudinally provided with a second axle seat 45; the front plate 431 is provided with a groove near the first axle seat 44 46. A second motor 461 is fixed in the groove 46. The output shaft of the second motor 461 is connected to the main shaft 462 through the groove 46. The end of the main shaft 462 close to the inner wall of the rear plate is fixed with a driving gear 463; the first shaft seat 44 A secondary shaft 441 is arranged in parallel with the main shaft 462, and a driven gear 442 is fixed at one end of the secondary shaft 441 close to the inner wall of the rear plate; the driven gear 442 meshes with the driving gear 463; the first shaft seat 44 and the second shaft seat The two ends of 45 are symmetrically provided with a first rotating assembly 5 and a second rotating assembly with the same structure. The first rotating assembly 5 and the second rotating assembly each include a first connecting rod 51, a second connecting rod 52, and a third connecting rod 53. , the fourth connecting rod 54 and the fifth connecting rod 56, the two end side walls of the second connecting rod 52 are respectively hinged to the one end side wall of the first connecting rod 51 and the one end side wall of the third connecting rod 53, and the third connecting rod 53 The other end sidewall of the second connecting rod 54 is hinged with one end sidewall of the fourth connecting rod 54, the first connecting rod 51 and the third connecting rod 53 are on the same plane; A rotating assembly 5 and the other end sidewall of the first connecting rod 51 of the second rotating assembly are fixedly connected; the other ends of the fourth connecting rod 54 of the first rotating assembly 5 and the second rotating assembly pass through the upper cover 41 downward respectively A retaining spring 55 is extended and connected; one end of the retaining spring 55 away from the fourth link 54 is fixedly connected to the upper surface of the bottom plate; the middle of the third link 53 is hinged to the fifth link 56, and the fifth link 56 is far away from the third link One end of 53 is rotatably connected to the second axle seat 45, and the second connecting rod 52 and the fifth connecting rod 56 are on the same plane; the first motor and the second motor 461 are electrically connected with a timing electric appliance;

As shown in Figures 1-5, the bracket adjusting mechanism 2 includes two telescopic legs 21 which are arranged in parallel and symmetrically below the base 31; 21 includes a first support leg 211 and a second support leg 212, the first support leg 211 and the second support leg 212 are threadedly connected, and the end of the second support leg 212 is hemispherical; the fixing member 22 includes a fixing plate 221 and a vertical plate 222 , the fixing plate 221 is in the shape of a cross, two vertical plates 222 are arranged in the center of the fixing plate 221, and a connecting screw 223 is connected between the two vertical plates 222; The ends are screwed together by nuts; the two vertical plates 222 and the telescopic legs 21 are closely arranged; the fixed plate 221 is fixedly connected to the working surface through bolts; the first motor and the second motor 461 are stepping motors; switch; the rotating seat 32 is provided with a cavity, and the cavity is provided with an energy storage device; the photovoltaic panel 1 is connected to the energy storage device through a wire, and the energy storage device is electrically connected to the first motor and the second motor 461 through a timing relay; The three connecting rods 53 are connected to the support frame of the photovoltaic panel 1 by welding; the support adjustment mechanism 2 , the first rotating mechanism 3 and the second rotating mechanism 4 are all made of galvanized steel.

Working principle: The utility model realizes the installation and fixation of the photovoltaic power generation device on different planes (roof and ground with different angles) by setting the bracket adjustment mechanism 2 with the telescopic legs 21 and the fixing parts 22. It is realized by the height and the angle of the fixing parts, the structure is simple, the adjustment is convenient, and the safety and stability of the product are improved; by setting the first rotating mechanism 3 and the timing electric appliance, the photovoltaic power generation device can track the changes of the sun angle in the four seasons; The second rotating mechanism 4 and the timing electric appliance are arranged, because the two ends of the first shaft seat 44 and the second shaft seat 45 are symmetrically provided with the first rotating assembly 5 and the second rotating assembly with the same structure. The two rotating assemblies each include a first connecting rod 51 , a second connecting rod 52 , a third connecting rod 53 , a fourth connecting rod 54 and a fifth connecting rod 56 , one end side wall of the first connecting rod 51 and the second connecting rod 52 . One end sidewall of the second link 52 is hinged with one end sidewall of the third link 53, the other end sidewall of the third link 53 is hinged with one end sidewall of the fourth link 54, Both ends of the secondary shaft 441 penetrate through the first shaft seat 44 and are respectively fixedly connected to the other end side walls of the first connecting rod 51 of the first rotating assembly 5 and the second rotating assembly. The middle of the third connecting rod 53 is hinged with a fifth The connecting rod 56 and the end of the fifth connecting rod 56 away from the third connecting rod 53 are rotated and connected to the second axle seat 45. The timing relay acts as a timing switch to start the second motor 461 to work, and the second motor 461 drives the driving gear 463 on the main shaft 462. Rotating, the driving gear 463 drives the driven gear 442 to rotate, so it drives the secondary shaft 441 to rotate, further drives the first link 51 to rotate, and drives the second link 52, the third link 53 and the fourth link according to the link effect. 54 moves, at this time, the other end of the fourth connecting rod 54 is fixedly connected with the fixed spring 55, and the fifth connecting rod 56 on the second shaft seat 45 plays the role of a fixed limit, maintaining the rotation of the second rotating mechanism 4. Balance, improve the stability, and realize the tracking of the solar orientation of the photovoltaic power generation device at different times of the day, so that the sunlight always vertically irradiates the photovoltaic panel 1, which greatly improves the conversion efficiency of the photovoltaic panel 1. In conclusion, the utility model Simple structure, convenient operation, easy to install and fix on different planes (such as roof and ground with different angles), improve the safety and stability of the product, realize the tracking of the changes of the sun's orientation in the four seasons, and ensure the sun's rays throughout the year It is vertically irradiated on the photovoltaic panel 1, which greatly improves the conversion efficiency of the photovoltaic panel 1. It is produced by using galvanized steel as the raw material, which has super corrosion resistance and is very strong, and can completely replace the production of stainless steel photovoltaic power generation devices. While achieving mass production, it also successfully saves costs and is conducive to popularization and use.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still understand the foregoing. The technical solutions described in the embodiments are modified, or some technical features thereof are equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (8)

1. A photovoltaic power generation device comprises a photovoltaic panel provided with a support frame, and is characterized by further comprising a support frame adjusting mechanism, a first rotating mechanism and a second rotating mechanism; the bracket adjusting mechanism is rotationally connected with the photovoltaic panel through the first rotating mechanism and the second rotating mechanism;

the first rotating mechanism comprises a base, a first motor and a rotating seat, the first motor is arranged in the base, and an output shaft of the first motor is vertically and upwards connected with the central position of the rotating seat;

the second rotating mechanism comprises a closed shell consisting of an upper cover, a bottom plate and a side wall, and the bottom plate is connected with the upper surface of the rotating seat in a welding manner; the side wall comprises a front plate, a right plate, a rear plate and a left plate which are connected end to end; a first shaft seat is transversely arranged on the left plate, and a second shaft seat is longitudinally arranged on the upper surface of the upper cover; a groove is formed in the front plate close to the first shaft base, a second motor is fixedly arranged in the groove, an output shaft of the second motor penetrates through the groove to be connected with a main shaft, and a driving gear is fixedly arranged at one end of the main shaft close to the inner wall of the rear plate; an auxiliary shaft parallel to the main shaft is arranged in the first shaft seat, and a driven gear is fixedly arranged at one end of the auxiliary shaft close to the inner wall of the rear plate; the driven gear is meshed with the driving gear; a first rotating assembly and a second rotating assembly which are identical in structure are symmetrically arranged at two ends of the first shaft seat and the second shaft seat; the first rotating assembly and the second rotating assembly respectively comprise a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod and a fifth connecting rod, the side walls of two ends of the second connecting rod are respectively hinged with the side wall of one end of the first connecting rod and the side wall of one end of the third connecting rod, the side wall of the other end of the third connecting rod is hinged with the side wall of one end of the fourth connecting rod, and the first connecting rod and the third connecting rod are on the same plane; two ends of the auxiliary shaft penetrate through the first shaft base and are fixedly connected with the side wall of the other end of the first connecting rod of the first rotating assembly and the side wall of the other end of the first connecting rod of the second rotating assembly respectively; the other ends of the fourth connecting rods of the first rotating assembly and the second rotating assembly respectively penetrate through the upper cover to extend downwards and are connected with retaining springs; one end of the retention spring, which is far away from the fourth connecting rod, is fixedly connected with the upper surface of the bottom plate; the middle part of the third connecting rod is hinged with the fifth connecting rod, one end of the fifth connecting rod, which is far away from the third connecting rod, is rotatably connected with the second shaft seat, and the second connecting rod and the fifth connecting rod are on the same plane; the first motor and the second motor are electrically connected with a timing electric appliance.

2. The photovoltaic power generation device according to claim 1, wherein the support adjusting mechanism comprises two parallel telescopic legs symmetrically arranged below the base; one end of each telescopic leg is fixedly connected with the lower surface of the base, and the other end of each telescopic leg is connected with a fixing piece; the telescopic legs comprise a first supporting leg and a second supporting leg, the first supporting leg is in threaded connection with the second supporting leg, and the end part of the second supporting leg is hemispherical; the fixing piece comprises a fixing plate and vertical plates, the fixing plate is in a cross shape, the two vertical plates are arranged in the center of the fixing plate, and a connecting screw rod is connected between the two vertical plates; the connecting screw rod penetrates through the lower part of the second supporting leg, and two ends of the connecting screw rod are screwed through nuts.

3. The photovoltaic power generation device of claim 2, wherein the fixing plate is fixedly connected with the working surface through bolts.

4. A photovoltaic power generation device in accordance with claim 1, wherein said first and second motors are stepper motors.

5. A photovoltaic power plant according to claim 4, characterized in that the timing relay is arranged as a timing switch.

6. The photovoltaic power generation device according to claim 5, wherein a cavity is arranged in the rotating base, and energy storage equipment is arranged in the cavity; the photovoltaic panel is connected with the energy storage device through a wire, and the energy storage device is electrically connected with the first motor and the second motor through the timing relay.

7. The photovoltaic power generation device according to claim 1, wherein the two third links are welded to the support frame of the photovoltaic panel.

8. The photovoltaic power generation device of claim 1, wherein the bracket adjusting mechanism, the first rotating mechanism and the second rotating mechanism are all made of galvanized steel.

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