阅读说明：本技术 一种太阳光照追踪装置 (sun illumination tracking device ) 是由 王春鹏 邱小璐 夏之秋 赵婷婷 夏君铁 邱溪 于 2019-10-23 设计创作，主要内容包括：本发明公开了一种太阳光照追踪装置,属于太阳追踪领域,要解决的技术问题为如何解决现有太阳光照跟踪设备存在的规模小、成本高、效益低；其结构包括包括至少一个追踪子单元,每个追踪子单元均包括：框架,所述框架为长方体框架；采光器架,所述采光器架至少一个,每个采光器均倾斜设置在框架上,上述所有采光器架沿着框架的长轴向间隔排布；底架,所述底架包括四个底柱,每个底柱均包括由上至下依次铰接的连接杆、曲柄和立柱,每个连接杆的顶端均与框架铰接；翻转装置,所述翻转装置分别与上述四个底柱连接,翻转装置用于带动曲柄转动,并通过曲柄和连接杆带动框架旋转。(the invention discloses a solar illumination tracking device, which belongs to the field of solar tracking and aims to solve the technical problems of small scale, high cost and low benefit of the conventional solar illumination tracking equipment; the structure of the tracking device comprises at least one tracking subunit, and each tracking subunit comprises: the frame is a cuboid frame; at least one daylighting device rack, wherein each daylighting device is obliquely arranged on the frame, and all the daylighting device racks are arranged at intervals along the long axis direction of the frame; the bottom frame comprises four bottom columns, each bottom column comprises a connecting rod, a crank and an upright post which are sequentially hinged from top to bottom, and the top end of each connecting rod is hinged with the frame; and the turnover device is respectively connected with the four bottom columns and is used for driving the crank to rotate and driving the frame to rotate through the crank and the connecting rod.)

1. A solar illumination tracking apparatus comprising at least one tracking subunit, each tracking subunit comprising:

the frame is a cuboid frame;

At least one daylighting device rack, wherein each daylighting device is obliquely arranged on the frame, and all the daylighting device racks are arranged at intervals along the long axis direction of the frame;

The bottom frame comprises four bottom columns, each bottom column comprises a connecting rod, a crank and an upright post which are sequentially hinged from top to bottom, and the top end of each connecting rod is hinged with the frame;

and the turnover device is respectively connected with the four bottom columns and is used for driving the crank to rotate and driving the frame to rotate through the crank and the connecting rod.

2. a solar tracking apparatus as defined in claim 1, wherein each tracking sub-unit further comprises two drive shafts, each drive shaft being connected between two bottom posts with its axis extending axially along the length of the frame, and each drive shaft having an end connected as an articulated shaft between a corresponding crank and connecting rod;

the turnover device is in transmission connection with the two transmission shafts, and the turnover device drives the crank to rotate through the transmission shafts and drives the frame to rotate through the crank and the connecting rod.

3. A solar tracking apparatus as defined in claim 2, wherein the flipping means comprises:

The electronic positioners are four in number and correspond to the bottom columns one by one, and each electronic positioner is arranged between the corresponding connecting rod and the corresponding crank and used for limiting the rotation between the connecting rod and the crank;

the two clutches correspond to the transmission shafts one by one, and the power output end of each clutch is connected with the corresponding transmission shaft;

the clutch chain wheels are two in number and correspond to the clutches one by one, and each clutch chain wheel is arranged at the power input end of the corresponding clutch;

and the overturning driving device is in transmission connection with the clutch chain wheel.

4. A solar tracking apparatus as defined in claim 3, wherein the tilting drive means comprises:

the overturning driving motor is arranged below the frame;

And the overturning transmission mechanism is a chain wheel and chain transmission mechanism, and an overturning driving motor is in transmission connection with the clutch chain wheel through the chain wheel and chain transmission mechanism.

5. the sun tracking device according to claim 4, wherein the flipping driving motors corresponding to all of the tracking sub-units are the same flipping driving motor, and the flipping driving motor is in transmission connection with the clutch sprockets of all of the tracking sub-units through a plurality of sets of sprocket-chain transmission mechanisms.

6. A sun tracking arrangement according to claim 2, 3, 4 or 5, wherein one of the four base columns, connected by the same drive shaft, is at a lower elevation than the other, and the two lower elevations are on the same side.

7. A sun tracking arrangement according to claim 1, 2, 3 or 4, wherein each lighting fixture is hinged to the frame;

each tracking subunit further comprises:

at least one connecting rod is in one-to-one correspondence with the daylighting device frames, and the top end of each connecting rod is hinged with the corresponding daylighting device;

The transmission chain wheels are rotatably arranged at the bottom ends of the corresponding connecting rods through rotating shafts, and a transmission connecting rod is connected between the rotating shafts of any two adjacent transmission chain wheels in the transmission connecting rods and is used for realizing power transmission between the two transmission chain wheels;

The transmission chain is arranged at the lower end of the frame through a slide way and is in transmission connection with all the transmission chain wheels;

the pitching driving device is arranged below the frame and is in transmission connection with one of the transmission chain wheels.

8. a solar radiation tracking apparatus according to claim 7, wherein the pitch drive means comprises:

the pitching driving motor is arranged below the frame;

the pitching transmission mechanism comprises a power shaft, a chain wheel and chain transmission mechanism and a driving shaft, the power shaft and the pitching driving motor are coaxially arranged, the driving shaft is arranged below the frame and is in transmission connection with the power shaft through the chain wheel and chain transmission mechanism, and one of the transmission chain wheels is coaxially arranged with one of the chain wheels in the chain wheel and chain transmission mechanism through the driving shaft.

Technical Field

The invention relates to the field of sun tracking, in particular to a sun illumination tracking device.

Background

at present, most photovoltaic power generation systems adopt a mounting mode of fixedly placing a battery panel, and the power generation efficiency is low. Most of the existing tracking systems are in a small shaft type motor driving tracking mode. For example, in chinese patent application No. 201610419301.7, published 10, 12, 2016, a row-column matrix driving mechanism of a concentrating solar power generation system is proposed, in which a row main driving rod and a column main driving rod are disposed at one corner of a matrix, the row main driving rod is connected to a row driving servo motor, the column main driving rod is connected to a column driving servo motor, each row of the matrix is disposed with a row sub-driving rod, each column of the matrix is disposed with a column sub-driving rod, a worm gear set is disposed at each intersection point where one end of the row sub-driving rod intersects with the row main driving rod, and each intersection point where one end of the column sub-driving rod intersects with the column main driving rod is disposed with a circular toothed column rack. Photovoltaic cells are arranged at the intersection of each row and each column of the matrix.

Based on the above, how to solve the technical problems of small scale, high cost and low benefit of the existing solar illumination tracking equipment is a technical problem to be solved.

Disclosure of Invention

The technical task of the invention is to provide a solar illumination tracking device aiming at the defects, so as to solve the problems of small scale, high cost and low benefit of the existing solar illumination tracking equipment.

the technical task of the invention is realized by the following modes:

A solar irradiance tracking apparatus comprising at least one tracking subunit, each tracking subunit comprising:

The frame is a cuboid frame;

at least one daylighting device rack, wherein each daylighting device is obliquely arranged on the frame, and all the daylighting device racks are arranged at intervals along the long axis direction of the frame;

The bottom frame comprises four bottom columns, each bottom column comprises a connecting rod, a crank and an upright post which are sequentially hinged from top to bottom, and the top end of each connecting rod is hinged with the frame;

And the turnover device is respectively connected with the four bottom columns and is used for driving the crank to rotate and driving the frame to rotate through the crank and the connecting rod.

In the above embodiment, the turning device drives the crank to rotate along the clockwise or counterclockwise direction, so as to drive the frame to rotate along the clockwise or counterclockwise direction through the connecting rod, so that the lighting device frame can track the solar azimuth angle.

preferably, each tracking subunit further comprises two transmission shafts, each transmission shaft being connected between the two bottom posts in such a way that its axis extends axially along the length of the frame, and the end of each transmission shaft being connected as an articulated shaft between a corresponding crank and a connecting rod;

The turnover device is in transmission connection with the two transmission shafts, and the turnover device drives the crank to rotate through the transmission shafts and drives the frame to rotate through the crank and the connecting rod.

Preferably, the turning device includes:

the electronic positioners are four in number and correspond to the bottom columns one by one, and each electronic positioner is arranged between the corresponding connecting rod and the corresponding crank and used for limiting the rotation between the connecting rod and the crank;

the two clutches correspond to the transmission shafts one by one, and the power output end of each clutch is connected with the corresponding transmission shaft;

the clutch chain wheels are two in number and correspond to the clutches one by one, and each clutch chain wheel is arranged at the power input end of the corresponding clutch;

And the overturning driving device is in transmission connection with the clutch chain wheel.

preferably, the inversion driving device includes:

The overturning driving motor is arranged below the frame;

And the overturning transmission mechanism is a chain wheel and chain transmission mechanism, and an overturning driving motor is in transmission connection with the clutch chain wheel through the chain wheel and chain transmission mechanism.

Preferably, the overturning driving motors corresponding to all the tracking subunits are the same overturning driving motor, and the overturning driving motor is in transmission connection with the clutch sprockets of all the tracking subunits through a plurality of groups of sprocket chain transmission mechanisms.

preferably, among the four bottom posts, one of the two bottom posts connected by the same transmission shaft has a height lower than that of the other bottom post, and the two bottom posts having the lower height are located on the same side.

preferably, each daylighting device frame is hinged on the frame;

each tracking subunit further comprises:

at least one connecting rod is in one-to-one correspondence with the daylighting device frames, and the top end of each connecting rod is hinged with the corresponding daylighting device;

The transmission chain wheels are rotatably arranged at the bottom ends of the corresponding connecting rods through rotating shafts, and a transmission connecting rod is connected between the rotating shafts of any two adjacent transmission chain wheels in the transmission connecting rods and is used for realizing power transmission between the two transmission chain wheels;

The transmission chain is arranged at the lower end of the frame through a slide way and is in transmission connection with all the transmission chain wheels;

The pitching driving device is arranged below the frame and is in transmission connection with one of the transmission chain wheels.

Preferably, the pitch drive means comprises:

the pitching driving motor is arranged below the frame;

the pitching transmission mechanism comprises a power shaft, a chain wheel and chain transmission mechanism and a driving shaft, the power shaft and the pitching driving motor are coaxially arranged, the driving shaft is arranged below the frame and is in transmission connection with the power shaft through the chain wheel and chain transmission mechanism, and one of the transmission chain wheels is coaxially arranged with one of the chain wheels in the chain wheel and chain transmission mechanism through the driving shaft.

The solar illumination tracking device has the following advantages:

1. The solar tracking device is provided with at least one tracking subunit, each tracking subunit is correspondingly provided with a plurality of lighting device frames, the frame is hinged with the underframe, four bottom columns corresponding to the underframe are adjustable bottom columns consisting of hinged connecting rods, cranks and the bottom columns, and the cranks and the connecting rods are driven to rotate relatively through the overturning device, so that the frame is overturned to realize automatic tracking of solar illumination, manpower is saved, and large-scale, high-cost and high-benefit tracking of solar illumination is realized;

2. The heights of the bottom columns are different, and when the crank and the connecting rod rotate relatively, the frame generates a pitch angle in the long axis direction, so that the sun azimuth angle can be further tracked in time;

3. the frame is assembled on the underframe, the underframe comprises four upright posts, an electronic limiter is arranged between a crank and a connecting rod in two adjusting upright posts, the rotation between the crank and the connecting rod can be limited by the electronic limiter, and the tracking device has a stable structure and strong wind and snow resistance;

4. under the control of the pitching driving device, the pitching angle of the lighting device frame can be automatically adjusted.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

the invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic structural diagram of a solar tracking apparatus in a middle of the day according to an embodiment;

FIG. 2 is a schematic view of a solar tracking apparatus in the afternoon;

FIG. 3 is a schematic diagram of a solar tracking apparatus in the morning according to an embodiment;

FIG. 4 is a schematic structural diagram of a bottom pillar and a turning device in the solar tracking apparatus according to the embodiment;

Fig. 5 is a schematic structural view of an optical collector frame and a frame in the solar illumination tracking apparatus according to the embodiment after improvement;

fig. 6 is a schematic structural diagram of a pitching driving device in a solar tracking device according to an embodiment;

FIG. 7 is an enlarged view of portion B of FIG. 6;

FIG. 8 is a schematic structural diagram of a solar tracking apparatus with a plurality of tracking subunits according to an embodiment;

in the figure: 1. daylighting device frame, 2, frame, 3, electronic positioner, 4, bottom column, 5, transmission shaft, 6, turnover chain wheel and chain transmission mechanism, 7, turnover driving motor, 8, clutch, 9, transmission connecting rod, 10, connecting rod, 11, transmission chain wheel, 12, pitching and pitching driving motor, 13, transmission chain, 14, power shaft, 15, pitching chain wheel and chain transmission mechanism, 16, driving shaft, 17 and slideway;

41. connecting rod, 42, crank, 43, stand.

Detailed Description

The present invention is further described in the following with reference to the drawings and the specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention, and the embodiments and the technical features of the embodiments can be combined with each other without conflict.

The embodiment of the invention provides a solar illumination tracking device, which is used for solving the technical problems of small scale, high cost and low benefit of the conventional solar illumination tracking equipment.