CN215912061U

CN215912061U - Push rod linkage photovoltaic support

Info

Publication number: CN215912061U
Application number: CN202120562783.8U
Authority: CN
Inventors: 陈荣峰; 李环; 罗定
Original assignee: POWERWAY RENEWABLE ENERGY CO LTD
Current assignee: POWERWAY RENEWABLE ENERGY CO LTD
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2022-02-25
Anticipated expiration: 2031-03-18

Abstract

The utility model provides a push rod linkage photovoltaic support which is characterized by comprising a main beam, an upright post, a secondary keel and a photovoltaic module, wherein the main beam is fixed on the upright post, the secondary keel is fixed on the main beam, and the photovoltaic module is arranged on the secondary keel; the push rod linkage mechanism comprises a motor, a transmission shaft and a plurality of push rods; the top end of each push rod is movably connected with the main beam, and the bottom end of each push rod is movably connected with the upright post; two adjacent push rods are in transmission connection through a transmission shaft; the motor is in transmission connection with one of the push rods, so that the motor drives the push rods to do telescopic motion simultaneously. The push rod linkage photovoltaic support is provided with the push rod linkage mechanism, and can drive a plurality of push rods through one motor, so that a steel structure and a circuit system are simplified, and the installation and maintenance are more convenient.

Description

Push rod linkage photovoltaic support

Technical Field

The utility model belongs to the technical field of photovoltaic support systems, and particularly relates to a push rod linkage photovoltaic support.

Background

In modern society, people pay more and more attention to energy and environmental problems, and the utilization of new energy is more and more paid more and more attention. Solar energy is used as a clean novel energy source, and the application field of the solar energy is more and more extensive. In China, solar energy resources are very rich, but solar energy also has the defects of low energy density, intermittence and the like, and the illumination intensity and the illumination direction of the solar energy also change along with time and climate, so that the problem that how to fully utilize the solar energy and improve the utilization rate of the solar energy needs to be solved.

In a photovoltaic power generation system, a tracking bracket is one of photovoltaic array brackets which are gradually and commonly used at present, and because the bracket can track the change of a solar azimuth angle in the daytime, the annual power generation total amount of a photovoltaic module adopting the bracket is 15-20% higher than the annual power generation total amount of the photovoltaic module adopting the bracket with the optimal fixed inclination angle. However, the traditional tracking support is complex in structure, more in material and higher in cost, and due to the fact that the number of structural nodes is large, faults are prone to occurring, and therefore installation and maintenance are inconvenient.

Therefore, to all kinds of problems that exist among the prior art photovoltaic support, study a simple structure, installation and maintenance are convenient, the cost is lower, reliable and stable's novel push rod linkage photovoltaic support, have important realistic meaning.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a push rod linkage photovoltaic support, and solves the problems that in the prior art, the photovoltaic support has more structural nodes and is inconvenient to install and maintain.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a push rod linkage photovoltaic support is characterized by comprising a main beam, an upright post, a secondary keel and a photovoltaic module, wherein the main beam is fixed on the upright post, the secondary keel is fixed on the main beam, and the photovoltaic module is arranged on the secondary keel; the push rod linkage mechanism comprises a motor, a transmission shaft and a plurality of push rods; the top end of each push rod is movably connected with the main beam, and the bottom end of each push rod is movably connected with the upright post; two adjacent push rods are in transmission connection through a transmission shaft, and the motor is in transmission connection with one of the push rods, so that the motor drives the push rods to do telescopic motion simultaneously.

In the utility model, the bottom end of the push rod is hinged with a lower fixed seat, and the lower fixed seat is fixed on an upright post; the top end of the push rod is hinged with an upper fixing seat, and the upper fixing seat is fixed on the main beam.

Furthermore, the two ends of the push rod are respectively provided with a connecting hole for hinging, and the push rod is connected with the upper fixing seat and the lower fixing seat through bolts. The arrangement enables the push rod to automatically adjust the coaxiality of the fixing bolt and the connecting hole.

Furthermore, the upper fixing seat comprises a connecting part and two symmetrically arranged fixing parts, and the two fixing parts are connected through the connecting part; the fixing part is n-shaped integrally and comprises two support legs, and a groove is formed between the two support legs; one of the support legs is hinged with the top of the push rod through a bolt, and the other support leg is provided with a through hole matched with the main beam, so that the main beam penetrates through the through hole to realize the fixed connection of the upper fixed seat and the main beam. The upper fixing seat adopts the structure, so that the connection is more stable, and a larger rotation angle can be obtained.

The utility model can be improved as follows, and the section of the main beam is square, round or octagonal.

Preferably, the main beam is square in cross section.

The utility model is further improved, and the main beam is fixed on the upright post through a bearing, so that the main beam can rotate relative to the upright post. Set up like this, can rotate through the adjustment girder as required, drive the secondary joist and rotate to adjust photovoltaic module's relative position.

Further, the bearing inner hole is matched with the section shape of the main beam.

The utility model further improves that the secondary keel is arranged on the main beam and fixed through the U-shaped bolt, and the secondary keel and the main beam are vertically arranged.

Further, the junction of secondary joist and girder is provided with the reinforcing plate.

Further, the cross section of the secondary keel is omega-shaped.

Further, the secondary keel is formed by bending or integral rolling.

The utility model can be improved in that the transmission shaft is fixed on the main beam through a fixing piece.

The utility model has the following beneficial effects:

(1) the push rod linkage photovoltaic support is provided with the push rod linkage mechanism, and can drive a plurality of push rods through one motor, so that a steel structure and a circuit system are simplified, and the installation and maintenance are more convenient.

(2) The push rod of the photovoltaic bracket can play a role of a damper in linkage with the push rod of the photovoltaic bracket, the damper does not need to be additionally arranged like a traditional tracking bracket, the cost and the installation time are saved, and the photovoltaic bracket has better economical efficiency.

Drawings

The utility model is described in further detail below with reference to the figures and specific embodiments.

FIG. 1 is a schematic view of the overall structure of a push rod linked photovoltaic support according to the present invention;

FIG. 2 is a left side view of the push rod linked photovoltaic support of the present invention;

FIG. 3 is a schematic structural view of a push rod linkage mechanism of the photovoltaic bracket linkage of the present invention;

FIG. 4 is a schematic structural view of a push rod of the photovoltaic support linkage of the present invention;

FIG. 5 is a schematic structural view of the push rod of the photovoltaic bracket in linkage with the push rod of the motor according to the present invention;

FIG. 6 is a schematic structural view of a fixing seat on the push rod linkage photovoltaic bracket according to the present invention;

FIG. 7 is a front view of the push rod linked to the fixing base of the photovoltaic support of the present invention;

FIG. 8 is a rear view of the push rod in conjunction with the mounting base of the photovoltaic mount of the present invention;

FIG. 9 is a left side view of the push rod in conjunction with the upper mounting base of the photovoltaic mount of the present invention;

FIG. 10 is a top view of the retaining bracket of the photovoltaic module in accordance with the present invention;

FIG. 11 is a bottom view of the push rod linked to the upper mounting base of the photovoltaic support of the present invention;

FIG. 12 is a front view of the lower mounting bracket of the photovoltaic module in accordance with the present invention;

the drawings are numbered as follows: 1. a main beam; 2. a column; 3. a secondary keel; 4. a photovoltaic module; 5. a motor; 6. a drive shaft; 7. a push rod; 8. a bearing; 9. an upper fixed seat; 10. a lower fixed seat; 11. a fixing member; 12. a universal joint; 701. a first rotating shaft; 702. a second rotating shaft; 703. a spur gear; 704. a helical gear; 705. a screw rod; 901. a fixed part; 902. a connecting portion.

Detailed Description

The photovoltaic support linked by the push rod as shown in fig. 1-12 comprises a main beam 1, an upright post 2, a secondary keel 3, a photovoltaic module 4 and a push rod linkage mechanism. Wherein, the push rod linkage mechanism comprises a motor 5, a transmission shaft 6 and four push rods 7.

The top end of each upright post 2 is fixedly provided with a bearing 8, the main beam 1 is fixed on the multi-heel upright posts 2 through the bearing 8, the cross section of the main beam 1 is square, and correspondingly, the inner hole of the bearing 8 is arranged to be a square hole matched with the section of the main beam 1. The section of the secondary keel 3 is omega-shaped and is formed by integral rolling forming, the secondary keel 3 is fixedly arranged on the main beam 1 through a U-shaped bolt, the secondary keel 3 is perpendicular to the main beam 1, and a reinforcing plate is arranged at the joint of the secondary keel 3 and the main beam 1. Photovoltaic module 4 lays on secondary joist 3.

Connecting holes are formed in the top end and the bottom end of each push rod 7 respectively, the bottom end of each push rod 7 is hinged to the lower fixing seat 10 through a bolt, and the top end of each push rod 7 is hinged to the upper fixing seat 9 through a bolt. Wherein, lower fixing base 10 is fixed on stand 2, and upper fixing base 9 is fixed on girder 1. The upper fixing seat 9 comprises a connecting part 902 and two symmetrically arranged fixing parts 901, and the two fixing parts 901 are connected through the connecting part 902; the fixing portion 901 is n-shaped as a whole and includes two legs, and a groove is provided between the two legs; one of them stabilizer blade passes through the bolt and is articulated with push rod 7 top connecting hole, and another one stabilizer blade is equipped with and main beam 1 assorted through-hole, and the fastening can be adjusted through the bolt to the through-hole for main beam 1 passes this through-hole and realizes fixing base and main beam 1 fixed connection, thereby extends or contracts through push rod 7 and correspondingly drives main beam 1 and rotate to the equidirectional not.

The tops of two adjacent push rods 7 are in transmission connection through a transmission shaft 6, the transmission shaft 6 is arranged in parallel with the main beam 1, and the transmission shaft 6 is fixed on the main beam 1 through a fixing piece 11. The motor 5 is in transmission connection with one of the push rods 7, so that the motor 5 drives the push rod 7 to do telescopic motion, the other three push rods 7 are driven to do telescopic motion through the transmission shaft 6, and finally the angle of the photovoltaic module 4 is adjusted through the telescopic motion of the push rod 7, so that the photovoltaic module can track the position of the sun. In this embodiment, a first rotating shaft 701 and a second rotating shaft 702 are arranged inside the push rod 7, the first rotating shaft 701 and the second rotating shaft 702 are driven by a spur gear 703, a helical gear 704 is arranged at an end of the second rotating shaft 702, and the helical gear 704 is connected with a screw rod 705 in the push rod 7 in a driving manner. The first rotating shaft 701 of each push rod 7 is connected with the transmission shaft 6 through a universal joint 12, and the second rotating shaft 702 of one push rod 7 is fixedly connected with the output shaft of the motor 5.

The above-described embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions and alterations can be made to the above-described structure of the present invention without departing from the basic technical concept of the present invention as described above, according to the common technical knowledge and conventional means in the field of the present invention.

Claims

1. The push rod linkage photovoltaic support is characterized by comprising a main beam (1), an upright post (2), a secondary keel (3) and a photovoltaic module (4), wherein the main beam (1) is fixed on the upright post (2), the secondary keel (3) is fixed on the main beam (1), and the photovoltaic module (4) is arranged on the secondary keel (3); the push rod linkage mechanism comprises a motor (5), a transmission shaft (6) and a plurality of push rods (7); the top end of each push rod (7) is movably connected with the main beam (1), and the bottom end of each push rod is movably connected with the upright post (2); two adjacent push rods (7) are in transmission connection through a transmission shaft (6), and the motor (5) is in transmission connection with one push rod (7), so that the motor (5) drives the push rods (7) to do telescopic motion simultaneously;

the bottom end of the push rod (7) is hinged with a lower fixing seat (10), and the lower fixing seat (10) is fixed on the upright post (2); the top end of the push rod (7) is hinged with an upper fixing seat (9), and the upper fixing seat (9) is fixed on the main beam (1); the upper fixing seat (9) comprises a connecting part (902) and two symmetrically arranged fixing parts (901), and the two fixing parts (901) are connected through the connecting part (902); the fixing part (901) is n-shaped integrally and comprises two support legs, and a groove is formed between the two support legs; one of the support legs is hinged with the top of the push rod (7) through a bolt, and the other support leg is provided with a through hole matched with the main beam (1), so that the main beam (1) penetrates through the through hole to realize the fixed connection of the upper fixed seat (9) and the main beam (1).

2. The push rod linkage photovoltaic support according to claim 1, wherein two ends of the push rod (7) are respectively provided with a connecting hole for hinging, and the push rod is connected with the upper fixing seat (9) and the lower fixing seat (10) through bolts.

3. The push rod linkage photovoltaic bracket according to claim 1, characterized in that the cross section of the main beam (1) is square, circular or octagonal.

4. The push rod linkage photovoltaic bracket according to claim 3, characterized in that the main beam (1) is fixed on the upright (2) through a bearing (8) so that the main beam (1) can rotate relative to the upright (2).

5. The push rod linkage photovoltaic support according to claim 4, wherein the secondary keel (3) is installed on the main beam (1) and fixed through U-shaped bolts, and the secondary keel (3) is perpendicular to the main beam (1).

6. The push rod linkage photovoltaic bracket according to claim 5, characterized in that a reinforcing plate is arranged at the joint of the secondary keel (3) and the main girder (1).

7. The push rod linkage photovoltaic bracket as claimed in claim 6, characterized in that the cross section of the secondary keel (3) is omega-shaped; the secondary keel (3) is formed by bending or integral rolling.

8. The photovoltaic bracket according to claim 7, characterized in that the transmission shaft (6) is fixed on the main beam (1) through a fixing part (11).