CN212305230U - Fixed adjustable photovoltaic tracking support and photovoltaic tracking system - Google Patents

Abstract

The utility model relates to the field of photovoltaics, and discloses a fixed and adjustable photovoltaic tracking support, comprising: a plurality of vertical columns arranged at intervals; a cross beam, which is connected with the tops of the plurality of vertical columns and can be rotated relative to the plurality of vertical columns; at least two driving The drive mechanism includes an electric push rod and a push rod arm, the fixed end of the electric push rod is pivotally connected to the column, the free end of the electric push rod is pivotally connected to one end of the push rod arm, and the other end of the push rod arm is connected to the beam; two Two adjacent electric push rods are respectively installed on the two uprights. By optimizing the installation structure of the photovoltaic tracking support, the utility model makes the on-site construction of the photovoltaic tracking support faster, and at the same time ensures the structural stability of the photovoltaic tracking support. , to adjust the angle of the photovoltaic modules fixed on the beam. The utility model also discloses a photovoltaic tracking system using the above-mentioned fixed and adjustable photovoltaic tracking support.

Description

A fixed and adjustable photovoltaic tracking bracket and photovoltaic tracking system

technical field

The utility model relates to the field of photovoltaics, in particular to a fixed and adjustable photovoltaic tracking bracket and a photovoltaic tracking system.

Background technique

Photovoltaic tracking brackets are used to fix photovoltaic modules. When absorbing the energy of sunlight through photovoltaic modules, photovoltaic modules need to be fixed on the photovoltaic tracking brackets, so that the absorption surface of photovoltaic modules faces the direction of sunlight, so as to achieve full utilization purpose of solar energy.

The current photovoltaic tracking bracket has a complex structure, which leads to a slow on-site construction and installation of the photovoltaic tracking bracket, and with the change of seasons, it is necessary to adjust the photovoltaic tracking bracket to a certain extent. Due to the complex structure, the adjustment of the photovoltaic tracking bracket becomes difficulty.

Utility model content

The purpose of the utility model is to provide a fixed and adjustable photovoltaic tracking bracket and a photovoltaic tracking system, which realizes the quick installation of the photovoltaic tracking bracket, and realizes the rapid adjustment of the photovoltaic tracking bracket while ensuring that the photovoltaic tracking bracket has a stable structure.

The technical scheme provided by the utility model is as follows:

In one aspect, a fixed and adjustable photovoltaic tracking bracket is provided, including:

Multiple columns arranged at intervals;

a cross beam, the cross beam is connected with the tops of the plurality of the uprights, and can be rotated relative to the plurality of the uprights;

At least two drive mechanisms, the drive mechanisms include an electric push rod and a push rod arm, the fixed end of the electric push rod is pivotally connected to the upright column, and the free end of the electric push rod is connected to one end of the push rod arm pivotally connected, the other end of the push rod arm is connected with the beam;

The two adjacent electric push rods are respectively installed on the two uprights, and the two adjacent push rod arms are installed on the sides of the two uprights that are close to or away from each other, which can limit the The beam moves along its axis.

In this solution, the bracket structure composed of the beam and the column can be used to quickly install the photovoltaic modules, and the beam can be rotated on the column at the same time. The adjustment of the photovoltaic module fixed on the beam has a simple structure and is convenient to adjust, and at the same time, two adjacent push rod arms can limit the movement of the beam along its axial direction, thereby ensuring the stability of the adjustment of the photovoltaic tracking bracket.

Further preferably, the push rod arm includes a hoop and two connecting plates, the hoop is detachably connected to the beam, one ends of the two connecting plates are respectively arranged on the hoop, and the two connecting plates are respectively arranged on the hoop. The other ends of the connecting plates are respectively provided with corresponding first installation holes, and the first installation holes are used to pass through a rotating shaft pivotally connected with the free end of the electric push rod.

In this solution, the push rod arm is composed of a hoop and two connecting plates, the hoop is detachably installed on the beam, and one end of the two connecting plates pivots with the free end of the electric push rod through the rotating shaft passing through the first installation hole The installation structure of the push rod arm is optimized, making the on-site construction faster.

Further preferably, the hoop comprises a bottom plate and a U-shaped bolt fastened on the bottom plate, the two connecting plates are L-shaped plates, and the two L-shaped plates are symmetrically arranged on the bottom plate. , the two first mounting holes are respectively arranged on the opposite side plates of the two L-shaped plates, the top plates of the two L-shaped plates are located on the same plane, and the top plates of the two L-shaped plates are located on the same plane. connected by connecting blocks.

In this scheme, the two connecting plates are both L-shaped plates, and the free end of the electric push rod is rotated and installed between the two L-shaped plates. The structural strength of the block connecting plate improves the structural stability of the push rod arm.

Further preferably, the bottom plate is provided with four fixing holes distributed in a rectangular shape, and the two fixing holes arranged along the axial direction of the beam are respectively provided with the U-shaped bolts. The bent portion is clamped on the beam to fix the bottom plate and the beam.

In this solution, the bottom plate is fixedly connected to the beam through two U-shaped bolts, the bottom plate is attached to one side of the beam, and the two U-shaped bolts are respectively clamped on the other three sides of the beam, so as to act as an electric push rod When driving the push rod arm to move, the push rod arm can drive the beam to rotate, and the installation structure is simple.

Further preferably, the drive mechanism further includes a push rod seat, the push rod seat includes a first fixing plate and a second fixing plate that are connected to each other, the first fixing plate and the second fixing plate are respectively arranged at the On the two adjacent sides of the vertical column, the first fixing plate is extended to the side of the second fixing plate away from the vertical column with a connecting part, and the connecting part is pivoted with the fixed end of the electric push rod. catch.

In this solution, the electric push rod is installed on the column through the push rod seat, and the push rod seat includes a first fixing plate and a second fixing plate that are connected to each other, and the first fixing plate and the second fixing plate are respectively arranged on two phases of the column. On the adjacent side, the first fixing plate is extended to the side of the second fixing plate away from the column and is provided with a connecting part, and the fixed end of the electric push rod is pivotally connected with the connecting part, which optimizes the installation structure of the electric push rod, so that the electric push rod The installation position avoids the column, and is installed on one side of the column, thereby avoiding the influence of the column on the installation of the electric push rod.

Further preferably, the connecting part includes a support plate and two mounting plates, the support plate and the first fixing plate are located on the same plane, and the two mounting plates are respectively arranged on the support plate away from the column. On one side of the mounting plate, corresponding second mounting holes are respectively provided on the two mounting plates, and the second fixing holes are used for pivotally connecting with the fixed end of the electric push rod through fasteners.

In this solution, the connecting part is pivotally connected to the fixed end of the electric push rod through two mounting plates, and the two mounting plates are respectively provided with second installation holes, so that the fixed end of the electric push rod can be rotated and installed on the electric push rod through the fastener. on the connector.

Further preferably, the beam is formed by splicing a plurality of square tubes through connecting pieces at the ends, the beam is provided with a bearing, the top of the column is provided with a bearing seat, and the bearing is installed on the bearing seat. On the upper side, the beam is rotatably arranged relative to the upright column.

In this scheme, in order to adapt to the length of the beam required for the fixed installation of photovoltaic modules, the beam is formed by splicing several square tubes through connectors at the ends, and the beam and the column are connected by bearings, so that the beam can follow the The axis direction of its own rotates, which is convenient to adjust the angle of the photovoltaic module.

Further preferably, the fixed ends of the plurality of electric push rods are connected by connecting rods, so that the plurality of electric push rods move synchronously.

In this solution, multiple driving mechanisms are used to adjust the angle of the photovoltaic modules on the beam to adapt to the angle adjustment of photovoltaic modules of different lengths fixedly installed on the beam, and the plurality of electric push rods are connected by connecting rods. In order to ensure the movement synchronization between multiple electric actuators and the accuracy of the angle adjustment of the photovoltaic modules.

On the other hand, a photovoltaic tracking system is also provided, comprising photovoltaic components, purlins, supports, diagonal braces and the above-mentioned fixed and adjustable photovoltaic tracking bracket, wherein the purlins are fixedly connected with the beams through the supports, so The two ends of the purlin and the two ends of the support piece are respectively connected by the diagonal support piece.

In this solution, the photovoltaic modules are installed on the photovoltaic tracking bracket to form a photovoltaic tracking system, and the angle of the photovoltaic group price can be adjusted through the photovoltaic tracking bracket to adapt to the local climatic conditions.

Further preferably, the purlin is made of C-shaped steel, and the diagonal brace is made of L-shaped cold-formed angle steel.

In this solution, the C-shaped steel and L-shaped cold-formed angle steel can reduce the unit steel consumption during the installation of photovoltaic modules and save the installation cost.

The technical effect of the present utility model is:

The utility model fixes and installs the photovoltaic modules through the bracket structure composed of the beam and the column, and at the same time, a driving mechanism is arranged between the beam and the column to adjust the angle of the photovoltaic module installed on the beam, so as to adapt to the use of the photovoltaic modules in different seasons, The installation structure of the photovoltaic tracking bracket is optimized through the electric push rod and the push rod arm, and at the same time, it is convenient to adjust the photovoltaic tracking support. The angle of the photovoltaic modules on the beam is adjusted, and the installation of the photovoltaic modules can be realized through a simple installation structure, and the structural stability of the entire photovoltaic tracking bracket can also be ensured.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:

1 is a schematic structural diagram of a fixed and adjustable photovoltaic tracking support of the present invention;

Fig. 2 is the structural representation when the purlin is installed on the beam of the present utility model;

Fig. 3 is the partial enlarged structural schematic diagram of the drive mechanism of the present invention;

Fig. 4 is the partial enlarged structural schematic diagram of the push rod seat of the present invention;

Fig. 5 is the partial enlarged structural schematic diagram of the connection between the column and the beam of the present invention;

Fig. 6 is the partial enlarged structural schematic diagram of the connection between the beam and the purlin of the present utility model;

FIG. 7 is a schematic structural diagram of the photovoltaic module of the present invention.

Description of reference numbers:

1. Upright column, 2. Beam, 3. Electric push rod, 4. Push rod arm, 41. Hoop, 41a. Bottom plate, 41b. U-bolt, 42. Connecting plate, 5. Rotating shaft, 6. Connecting block, 7 .Push rod seat, 71. First fixing plate, 72. Second fixing plate, 8. Connecting part, 81. Supporting plate, 82. Mounting plate, 9. Fastener, 10. Bearing, 11. Bearing seat, 12 . Connecting rod, 13. Photovoltaic module, 14. Purlin, 15. Support piece, 16. Diagonal support piece, 17. Connecting piece.

Detailed ways

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

As a specific embodiment, as shown in FIGS. 1 to 4 , a fixed and adjustable photovoltaic tracking bracket includes a plurality of columns 1 arranged at intervals, a beam 2 rotatably mounted on the plurality of columns 1 and at least two driving mechanisms , the beam 2 is connected with the top of each column 1, and can be rotated relative to a plurality of columns 1, and the beam 2 is driven to rotate by a driving mechanism, and the driving mechanism includes an electric push rod 3 and a push rod arm 4, and the fixed end of the electric push rod 3 ( The lower end of the electric push rod 3 in Fig. 3 is pivotally connected to the column 1, the free end of the electric push rod 3 (the upper end of the electric push rod 3 in Fig. 3 ) is pivotally connected to one end of the push rod arm 4, and the other end of the push rod arm 4 is pivotally connected. One end is connected with the beam 2, and the free end of the electric push rod 3 is the telescopic end of the electric push rod 3. When the free end of the electric push rod 3 is telescopic, the push rod arm 4 rotates around the axis of the beam 2, and drives the The beam 2 rotates along the direction of the axis of its rise, so as to achieve the purpose of adjusting the angle of the photovoltaic modules 13 installed on the beam 2 .

Specifically, as shown in FIG. 5 , a bearing 10 is sleeved at the position where the beam 2 is connected to the column 1. The bearing 10 adopts a plastic bearing, and a bearing seat 11 is provided at the top of the column 1. During the on-site construction, the beam 2 passes through the bearing. 10 is installed on the bearing seat 11 of the column 1 to ensure that the beam 2 can rotate along its own axis direction.

As shown in FIG. 1 , two electric push rods 3 are installed on two uprights 1 respectively, and two adjacent pusher arms 4 are installed on the sides of the two uprights 1 that are close to or away from each other, and the pusher arms 4 It can play the role of a baffle of the bearing 10. When the electric push rod 3 drives the beam 2 to rotate through the push rod arm 4, if the movement of the bearing 10 is not restricted, the bearing 10 will slip off along the axis of the beam 2 and be installed on the The push rod arm 4 on the side of the column 1 that is close to or away from each other can act as a baffle to limit the movement of the bearing 10, thereby restricting the movement of the beam 2 along its axis, making the adjustment of the entire photovoltaic tracking bracket easier. Stablize.

As shown in FIG. 3 , the push rod arm 4 includes a hoop 41 and two connecting plates 42. The hoop 41 is detachably connected to the beam 2, and one end of the two connecting plates 42 is respectively arranged on the hoop 41. The two connecting plates The other end of the 42 is respectively provided with a corresponding first installation hole. When the electric push rod 3 and the push rod arm 4 are installed, the two connecting plates 42 are connected to the electric push rod 3 through the rotating shaft 5 passing through the two first installation holes. The free end is pivotally connected, and the rotating shaft 5 can use detachable bolts during specific installation.

3, the hoop 41 includes a bottom plate 41a and a U-shaped bolt 41b fastened on the bottom plate 41a, the two connecting plates 42 are L-shaped plates, and the two L-shaped plates are symmetrically arranged on the bottom plate 41a. , the two first mounting holes are respectively arranged on the opposite side plates of the two L-shaped plates, the top plates of the two L-shaped plates are located on the same plane, and a connecting block 6 is arranged between the top plates of the two L-shaped plates , so as to enhance the strength when the two connecting plates 42 are connected with the free end of the electric push rod 3 . U-bolts 41b are used for the installation between the bottom plate 41a and the beam 2, and four fixing holes distributed in a rectangular shape are arranged on the bottom plate 41a. The threaded ends respectively pass through two fixing holes arranged in the radial direction of the beam 2 and are locked by nuts. It is installed on the beam 2, and the bottom plate 41a and the beam 2 are rotated synchronously. The structure of the push rod arm 4 in this embodiment is realized in the form of double angle steel plus a bottom plate 41a, that is, the two L-shaped plates are made of angle steel to replace the complex structure of the traditional push rod arm 4, thereby optimizing the push rod arm 4 The structure is convenient for the installation of photovoltaic tracking brackets during on-site construction.

As shown in Figures 3 and 4, the driving mechanism further includes a push rod seat 7, and the electric push rod 3 is installed on the column 1 through the push rod seat 7. In order to avoid the position of the column 1 when the electric push rod 3 is installed, the electric push rod The push rod 3 is installed on one side of the column 1 (located on the left or right side of the column 1 in FIG. 4 ), so as to facilitate the installation of the bottom plate 41a of the push rod arm 4 on the beam 2, so that the installation position of the bottom plate 41a avoids the beam 2 bearing 10 on the mounting position. The push rod seat 7 includes a first fixing plate 71 and a second fixing plate 72 which are connected to each other. The first fixing plate 71 and the second fixing plate 72 are respectively arranged on two adjacent side surfaces of the upright column 1 . Continuing to refer to FIGS. 3 and 4 , the first fixing plate 71 is provided with a connecting portion 8 extending to the side of the second fixing plate 72 away from the column 1 . The connecting portion 8 includes a supporting plate 81 and two mounting plates 82 . The supporting plate 81 and the The first fixing plate 71 is located on the same plane, the two mounting plates 82 are respectively arranged on the side of the support plate 81 away from the column 1, and the two mounting plates 82 are respectively provided with corresponding second mounting holes. 3 and the push rod base 7, the fixed end of the electric push rod 3 is pivotally connected to the push rod base 7 through the fasteners 9 passing through the two second installation holes, so that the fixed end of the electric push rod 3 is rotated and installed on the push rod base 7. on the rod holder 7.

Specifically, the fastener 9 is a bolt that is easy to disassemble, and the fixed end of the electric push rod 3 can be installed by using a simple bolt, which has the characteristics of quick installation and adjustment.

In this embodiment, as shown in FIG. 1 , in order to adapt to the length required when the photovoltaic modules 13 are fixedly installed on the beam 2 , the beam 2 is formed by splicing several square tubes through the connecting pieces 17 at the ends. The connecting pieces 17 At the same time, it is sleeved on the ends of the two square pipes and fixed, and the position of the connecting piece 17 avoids the installation position of the beam 2 and the upright column 1. Specifically, the connecting piece 17 can be a square sleeve, and the connecting piece 17 can be connected to the square pipe through bolts. fixed.

In this embodiment, referring to FIG. 1 , in order to adapt to the angle adjustment of the photovoltaic module 13 with a long length, a plurality of driving mechanisms are adopted, and a column 1 is spaced between two adjacent driving mechanisms. The fixed end of the electric push rod 3 is provided with a transmission mechanism, and a connecting rod 12 is arranged between the transmission mechanisms of the two electric push rods 3. When one of the electric push rods 3 is stretched, the force is transmitted to the other through the connecting rod 12 synchronously. The electric push rod 3 can realize the synchronous movement of the plurality of electric push rods 3 and ensure the synchronization, safety and stability of the movement of the plurality of driving mechanisms. Here, the transmission mechanism of the electric push rod 3 adopts a transmission mechanism of a worm gear and a worm. The connecting rod 12 is coaxially connected with the worm screw, and the worm wheel is connected with the lead screw in the electric push rod 3. The worm wheel is driven by the driving worm, and then the worm wheel is driven to make the lead screw rotate. The lead screw drives the lead screw nut, so that the push rod of the electric push rod 3 is telescopic. The specific components and connection relationships of the transmission mechanism here are in the prior art, so they will not be described in detail.

The present invention also provides a specific embodiment of a photovoltaic tracking system, including photovoltaic components 13 and the fixed and adjustable photovoltaic tracking support in the above specific embodiment. As shown in FIG. 7 , the photovoltaic components 13 are installed on a plurality of purlins arranged in parallel. 14, and then install the beam 2 through the purlin 14. As shown in FIG. 6 , the purlin 14 is fixed to the beam 2 through the support 15, and fastening bolts are connected between the support 15 and the purlin 14, and two ends of the purlin 14 are respectively connected with diagonal braces 16, two One ends of the diagonal braces 16 are respectively connected with the support members 15 to form a triangular support structure between the column 1 , the purlins 14 and the diagonal braces 16 , and the photovoltaic modules 13 are stably installed on the photovoltaic tracking bracket. The purlins 14 in this embodiment are made of high-strength C-shaped steel. The traditional square-shaped steel is replaced by the C-shaped steel. The diagonal braces 16 are made of L-shaped cold-formed angle steel. The traditional U-shaped steel is replaced by the angle steel. The amount of steel required for installing the photovoltaic modules 13 is greatly reduced, the installation structure of the photovoltaic modules 13 is optimized, and the required structural strength can be achieved, which not only ensures the system stability and safety when the photovoltaic modules 13 are installed, but also is convenient Carry out construction.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made. These improvements and Retouching should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a fixed adjustable photovoltaic tracking support which characterized in that: the method comprises the following steps:

a plurality of upright posts arranged at intervals;

the cross beam is connected with the tops of the plurality of upright columns and can rotate relative to the plurality of upright columns;

the driving mechanism comprises an electric push rod and a push rod arm, the fixed end of the electric push rod is pivoted with the upright post, the free end of the electric push rod is pivoted with one end of the push rod arm, and the other end of the push rod arm is connected with the cross beam;

two adjacent electric putter install respectively on two the stand, and two adjacent push rod arm is installed two the stand is close to each other or one side of keeping away from each other, can restrict the crossbeam moves along its axis direction.

2. The fixed adjustable photovoltaic tracking support according to claim 1, wherein:

the push rod arm comprises a hoop and two connecting plates, the hoop is detachably connected with the cross beam, one ends of the two connecting plates are arranged on the hoop respectively, the other ends of the two connecting plates are provided with corresponding first mounting holes respectively, and the first mounting holes are used for penetrating through a rotating shaft pivoted with the free end of the electric push rod.

3. The fixed adjustable photovoltaic tracking support according to claim 2, wherein:

the staple bolt includes the bottom plate and fastens U type bolt on the bottom plate, two the connecting plate all adopts L template, two the L template is the symmetry and sets up on the bottom plate, two first mounting hole sets up respectively two on the relative curb plate that sets up of L template, two the roof of L template is located the coplanar, and two connect through the connecting block between the roof of L template.

4. A fixed adjustable photovoltaic tracking support according to claim 3, wherein:

the bottom plate is provided with four fixing holes which are distributed in a rectangular shape, the U-shaped bolts are arranged in the two fixing holes in the axial direction of the cross beam in a penetrating mode respectively, and the bending portions of the U-shaped bolts are connected to the cross beam in a clamped mode to be fixedly connected with the bottom plate and the cross beam.

5. The fixed adjustable photovoltaic tracking support according to claim 1, wherein:

actuating mechanism still includes the push rod seat, the push rod seat is including interconnect's first fixed plate and second fixed plate, first fixed plate with the second fixed plate sets up respectively on two adjacent sides of stand, first fixed plate to the second fixed plate is kept away from one side extension of stand is provided with connecting portion, connecting portion with electric putter's stiff end pin joint.

6. The fixed adjustable photovoltaic tracking support according to claim 5, wherein:

the connecting portion include backup pad and two mounting panels, the backup pad with first fixed plate is located the coplanar, two the mounting panel sets up respectively the backup pad is kept away from one side of stand, two be provided with corresponding second mounting hole on the mounting panel respectively, the second mounting hole be used for through the fastener with electric putter's stiff end pin joint.

7. The fixed adjustable photovoltaic tracking support according to claim 1, wherein:

the crossbeam is formed by splicing a plurality of square pipes through a connecting piece at the end part, a bearing is arranged on the crossbeam, a bearing seat is arranged at the top end of the stand column, and the bearing is arranged on the bearing seat to enable the crossbeam to be relative to the stand column in a rotatable manner.

8. The fixed adjustable photovoltaic tracking support according to claim 1, wherein:

the fixed ends of the electric push rods are connected through a connecting rod, so that the electric push rods can move synchronously.

9. A photovoltaic tracking system, characterized by:

the photovoltaic tracking bracket comprises a photovoltaic assembly, purlins, supporting pieces, diagonal supporting pieces and the fixed adjustable photovoltaic tracking bracket according to any one of claims 1 to 8, wherein the purlins are fixedly connected with the cross beam through the supporting pieces, and two ends of the purlins are connected with two ends of the supporting pieces through the diagonal supporting pieces respectively.

10. A photovoltaic tracking system according to claim 9, characterized in that:

the purline is made of C-shaped steel, and the inclined supporting piece is made of L-shaped cold-bending angle steel.

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