CN214315166U

CN214315166U - Adjustable photovoltaic support structure

Info

Publication number: CN214315166U
Application number: CN202120648633.9U
Authority: CN
Inventors: 杨东旭; 常显勇; 陈刚; 谢信江; 李辉
Original assignee: Sichuan Electric Power Design and Consulting Co Ltd
Current assignee: Sichuan Electric Power Design and Consulting Co Ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-09-28
Anticipated expiration: 2031-03-30

Abstract

The utility model relates to a photovoltaic supporting structure with adjustable can carry out height adjustment. The mounting rack is arranged on the upright post; the precast pile is provided with a mounting hole with an upward opening, the connecting plate is arranged on the top surface of the precast pile, and the upright post penetrates through the connecting plate and is mounted in the mounting hole; the adjusting plate is arranged along the periphery of the upright post and is positioned above the connecting plate; the locking nut is in threaded connection with a vertically arranged screw rod; the screw rod penetrates through the through hole in the adjusting plate, and the lower end of the screw rod is connected with the connecting plate; the adjusting plate is fixed by an upper locking nut and a lower locking nut which are arranged in pairs. In the heightening process, the purlines are rotated in a self-adaptive mode, so that the photovoltaic modules are driven to rotate, the internal force of the rod pieces is eliminated, and the whole structure is stable. The construction of photovoltaic projects in subsidence areas, backfill areas or other areas where the foundation may not settle uniformly is facilitated.

Description

Adjustable photovoltaic support structure

Technical Field

The utility model relates to a photovoltaic support mounting technical field, concretely relates to photovoltaic supporting structure with adjustable.

Background

In the modern times, energy technology is rapidly developed, and photovoltaic power generation technology is the most representative. Photovoltaic power generation is a technology of directly converting light energy into electric energy using the photovoltaic effect of a semiconductor interface. The solar energy power generation system mainly comprises a solar panel, a controller and an inverter. The photovoltaic power generation has the advantages of safety, reliability, no noise, low pollution, no fuel consumption and the like.

Existing photovoltaic support structures include columns, mounting brackets, and their associated connectors. Photovoltaic module installs on the mounting bracket, and the top of stand links to each other with the mounting bracket, with the stable bearing structure of stand mounting shape on the basis. The stand can set up a plurality ofly according to actual need.

With the increase of the installed scale of the domestic photovoltaic power station, land resources are optimally utilized, and more photovoltaic project sites are established in subsidence areas, backfill areas or other areas where foundation uneven settlement possibly exists. The mounted position of photovoltaic module reduces after the ground subsides, and the uneven settlement of ground still makes the support structure offset of installing originally easily, and then produces great internal force. When the internal force is too large, the photovoltaic support is easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a photovoltaic supporting structure with adjustable can highly adjust is provided.

The utility model provides a technical scheme that its technical problem adopted is: an adjustable photovoltaic support structure comprises a mounting frame, a stand column, a precast pile, a connecting plate, an adjusting plate, a screw and a locking nut;

the mounting rack is mounted on the upright post;

the precast pile is provided with a mounting hole with an upward opening, the connecting plate is arranged on the top surface of the precast pile, and the upright post penetrates through the connecting plate and is mounted in the mounting hole;

the adjusting plate is arranged along the periphery of the upright post and is positioned above the connecting plate;

the locking nut is in threaded connection with a vertically arranged screw rod;

the screw rod penetrates through the through hole in the adjusting plate, and the lower end of the screw rod is connected with the connecting plate; the adjusting plate is fixed through an upper locking nut and a lower locking nut which are arranged in pairs.

Furthermore, the screw rods are provided with a plurality of screw rods, and the plurality of screw rods are uniformly arranged at intervals along the circumferential direction of the upright column by taking the axis L of the upright column as the center.

Further, the mounting rack comprises a purline and an oblique beam;

the purlines are perpendicular to the oblique beams along the length direction and form a criss-cross frame structure with the oblique beams;

the purline is arranged on the oblique beam through a connecting piece; the oblique beam is connected with the top end of the upright post.

Further, the connecting piece comprises a U-shaped seat and a mounting bolt;

the purline is arranged in the U-shaped seat with the upward opening and is connected with the U-shaped seat through a mounting bolt;

the U-shaped seat is connected with the oblique beam.

Further, a plurality of mounting bolts of the connecting member are coaxially arranged.

Further, the device also comprises a sliding gasket and a supporting gasket;

two sliding gaskets are arranged, one of the sliding gaskets is arranged between one inner side wall of the U-shaped seat and the purline, and the other sliding gasket is arranged between the other inner side wall of the U-shaped seat and the purline;

the supporting gasket is arranged between the purline and the bottom wall of the U-shaped seat.

Furthermore, the supporting gasket is of a semi-cylinder structure, and the axial direction of the supporting gasket is perpendicular to the axial direction of the mounting bolt.

Further, the device also comprises a first inclined strut and a second inclined strut;

one end of the first inclined strut is connected with the inclined beam, and the other end of the first inclined strut is connected with the upright post; one end of the second inclined support is connected with the inclined beam, and the other end of the second inclined support is connected with the upright post;

the first inclined strut and the second inclined strut form a V-shaped structure with an upward opening.

Furthermore, the device also comprises a hoop;

the hoop is arranged on the upright post and is positioned above the adjusting plate;

the end parts of the first inclined strut and the second inclined strut, which are far away from the inclined beam, are connected with the hoop.

Further, the device also comprises an end plate;

the end plate is horizontally arranged at the bottom end of the upright post and is positioned in the mounting hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a photovoltaic supporting structure with adjustable can carry out height adjustment. In the heightening process, the purlines are rotated in a self-adaptive mode, so that the photovoltaic modules are driven to rotate, the internal force of the rod pieces is eliminated, and the whole structure is stable. The construction of photovoltaic projects in subsidence areas, backfill areas or other areas where the foundation may not settle uniformly is facilitated.

Drawings

Fig. 1 is a schematic structural view of the photovoltaic module of the present invention;

FIG. 2 is an enlarged view of the utility model at A;

FIG. 3 is an enlarged view of the utility model at B;

FIG. 4 is a diagram of the position relationship between the adjusting plate and the end plate;

FIG. 5 is a schematic structural diagram of the adjusting plate of the present invention;

reference numerals: 1-a photovoltaic module; 2-purlin; 3-upright column; 4-precast pile; 401-mounting holes; 5-connecting plates; 6-adjusting plate; 601-a through hole; 7-a screw; 8-locking a nut; 9-U-shaped seat; 10-mounting bolts; 11-a sliding gasket; 12-a support pad; 13-an oblique beam; 14-a first diagonal brace; 15-a second diagonal brace; 16-anchor ear; 17-end plate.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in the attached drawings, the adjustable photovoltaic support structure comprises a mounting frame, a stand column 3, a precast pile 4, a connecting plate 5, an adjusting plate 6, a screw rod 7 and a locking nut 8; the mounting rack is arranged on the upright post 3; the precast pile 4 is provided with a mounting hole 401 with an upward opening, the connecting plate 5 is arranged on the top surface of the precast pile 4, and the upright post 3 penetrates through the connecting plate 5 and is mounted in the mounting hole 401; the adjusting plate 6 is arranged along the periphery of the upright post 3 and is positioned above the connecting plate 5; the locking nut 8 is in threaded connection with the vertically arranged screw 7; the screw 7 penetrates through a through hole 601 in the adjusting plate 6, and the lower end of the screw is connected with the connecting plate 5; the adjusting plate 6 is fixed by upper and lower lock nuts 8 which are arranged in pairs.

Photovoltaic module 1 installs on the mounting bracket. Precast pile 4 sets up in the soil layer of selected position, and in stand 3 vertical insertion precast pile 4's mounting hole 401, precast pile 4 provides the installation support for stand 3. The lower end of the screw 7 is connected with the connecting plate 5, and can be welded or connected with the threaded hole on the connecting plate 5. Preferably, the adjustment plate 6 is welded to the outer periphery of the upright 3. The screw 7 passes through a through hole 601 on the adjusting plate 6, and the axis of the screw 7 is parallel to the axis of the upright 3. After the ground subsides, the upright 3 is heightened, and the adjusting plate 6 moves upwards to a proper position along the axis of the screw 7. Two lock nuts 8 clamp adjusting plate 6 from top to bottom, and screw 7 and two lock nuts 8 combined action carry out vertical spacing to adjusting plate 6.

In the embodiment shown in fig. 3, the purlins 2 are C-shaped.

Preferably, the screw 7 is provided with a plurality of screws 7, and the plurality of screws 7 are uniformly arranged at intervals along the circumferential direction of the upright 3 by taking the axis L of the upright 3 as the center. The number of the screws 7 may be set according to actual needs, and more preferably, four screws 7 are provided.

The adjusting plate 6 is welded on the periphery of the upright post 3, and the adjusting plate 6 has various embodiments: in the first embodiment, the adjusting plate 6 is a ring plate structure, and the plurality of screws 7 are all installed through the adjusting plate 6 of the ring plate structure. In a second embodiment, the adjusting plate 6 comprises a plurality of support plates, and the support plates are uniformly arranged at intervals along the circumferential direction of the upright 3 by taking the axis L of the upright 3 as a center; one screw 7 is mounted corresponding to one support plate.

The mounting bracket has multiple concrete implementation modes, only need guarantee photovoltaic module 1's stable connection can. For example: the mounting bracket can be a mounting plate, and the photovoltaic module 1 is installed on the mounting plate. Preferably, the mounting bracket comprises a purline 2 and an oblique beam 13; the purlines 2 are perpendicular to the oblique beams 13 along the length direction and form a criss-cross frame structure with the oblique beams 13; the purline 2 is arranged on the oblique beam 13 through a connecting piece; the oblique beam 13 is connected with the top end of the upright post 3. Photovoltaic module 1 links to each other with purlin 2, realizes the installation. The frame structure has the advantages of stable structure, convenience for field processing and the like.

The connecting piece has various specific embodiments, such as: the connecting piece can be an L-shaped corner brace, and the purline 2 and the oblique beam 13 are respectively connected with two side arms of the L-shaped corner brace, and can be connected by bolts or welded. Preferably, the connecting piece comprises a U-shaped seat 9 and a mounting bolt 10; the purline 2 is arranged in a U-shaped seat 9 with an upward opening and is connected with the U-shaped seat 9 through a mounting bolt 10; the U-shaped seat 9 is connected with an oblique beam 13. The purline 2 is installed in the U-shaped seat 9 through the installation bolt 10, and detachable connection is achieved.

Preferably, a plurality of the attachment bolts 10 of the attachment member are arranged coaxially.

Preferably, the device also comprises a sliding gasket 11 and a supporting gasket 12; two sliding gaskets 11 are arranged, wherein one sliding gasket 11 is arranged between one inner side wall of the U-shaped seat 9 and the purline 2, and the other sliding gasket 11 is arranged between the other inner side wall of the U-shaped seat 9 and the purline 2; the supporting gasket 12 is arranged between the purline 2 and the bottom wall of the U-shaped seat 9. The purlin 2 and the bottom wall of the U-shaped seat 9 are provided with installation intervals for installing the supporting gaskets 12. The support pad 12 may be bonded to the bottom wall of the U-shaped seat 9 or may be mounted by bolts. The support gasket 12 supports the purline 2, and before the foundation subsides, the purline 2 is prevented from rotating around the axial direction of the mounting bolt 10. The sliding gasket 11 is preferably a polytetrafluoroethylene article. The polytetrafluoroethylene product has low friction coefficient and good lubricating effect. When the stand column 3 is heightened, under the action of the sliding gasket 11, the purline 2 can rotate in a self-adaptive mode around the axial direction of the mounting bolt 10, and the rotating angle is 1-2 degrees. In the process of heightening, the purlines 2 are rotated in a self-adaptive mode, so that the photovoltaic modules 1 are driven to rotate, the internal force of the rod pieces is eliminated, and the whole structure is stable. The support spacers 12 are preferably rubber products that themselves elastically deform to avoid interference with the rotation of the purlin 2.

Preferably, the support washer 12 is a semi-cylindrical structure, and the axial direction of the support washer is perpendicular to the axial direction of the mounting bolt 10.

In order to reduce the stress of the upright 3, it is preferable that the upright further comprises a first inclined strut 14 and a second inclined strut 15; one end of the first inclined strut 14 is connected with the inclined beam 13, and the other end of the first inclined strut is connected with the upright post 3; one end of the second inclined strut 15 is connected with the inclined beam 13, and the other end of the second inclined strut is connected with the upright post 3; the first inclined strut 14 and the second inclined strut 15 form a V-shaped structure with an upward opening. The first inclined strut 14, the second inclined strut 15 and the inclined beam 13 form a triangular structure, so that the stress of the upright post 3 is reduced, and the structure is stable. The first inclined strut 14 and the second inclined strut 15 can be welded with the inclined beam 13, connected with the inclined beam 13 through an L-shaped corner brace, and connected with the inclined beam 13 through a T-shaped seat.

The ends of the first inclined strut 14 and the second inclined strut 15 far away from the inclined beam 13 can be directly connected with the upright post 3, and preferably, the first inclined strut and the second inclined strut also comprise a hoop 16; the hoop 16 is arranged on the upright post 3 and is positioned above the adjusting plate 6; the ends of the first inclined strut 14 and the second inclined strut 15 far away from the inclined beam 13 are connected with the hoop 16. The anchor ear 16 is provided to facilitate the connection of the first diagonal brace 14 and the second diagonal brace 15 with the upright 3.

In order to ensure that the upright post 3 can be smoothly inserted into the mounting hole 401, the diameter of the mounting hole 401 is often larger than the outer diameter of the upright post 3, and the upright post 3 is easy to shake in the mounting hole 401. Preferably, also comprises an end plate 17; the end plate 17 is horizontally arranged at the bottom end of the upright post 3 and is positioned in the mounting hole 401. The horizontal end plate 17 enables the upright post 3 to stably stand in the mounting hole 401, and prevents the upright post 3 from shaking in the mounting hole 401.

Preferably, the connecting plate 5 and the adjusting plate 6 are both steel plates. The steel plate has the advantages of high strength, corrosion resistance and the like.

The utility model discloses a go up and do the utility model discloses a concrete implementation can be seen from the implementation, the utility model provides a photovoltaic supporting structure with adjustable can highly adjust. In the heightening process, the purlines are rotated in a self-adaptive mode, so that the photovoltaic modules are driven to rotate, the internal force of the rod pieces is eliminated, and the whole structure is stable. The construction of photovoltaic projects in subsidence areas, backfill areas or other areas where the foundation may not settle uniformly is facilitated.

Claims

1. The utility model provides a photovoltaic supporting structure with adjustable which characterized in that: comprises a mounting frame, a column (3), a precast pile (4), a connecting plate (5), an adjusting plate (6), a screw rod (7) and a locking nut (8);

the mounting rack is mounted on the upright post (3);

the precast pile (4) is provided with a mounting hole (401) with an upward opening, the connecting plate (5) is arranged on the top surface of the precast pile (4), and the upright post (3) penetrates through the connecting plate (5) and is mounted in the mounting hole (401);

the adjusting plate (6) is arranged along the periphery of the upright post (3) and is positioned above the connecting plate (5);

the locking nut (8) is in threaded connection with the vertically arranged screw rod (7);

the screw (7) penetrates through a through hole (601) in the adjusting plate (6), and the lower end of the screw is connected with the connecting plate (5); the adjusting plate (6) is fixed by upper and lower locking nuts (8) which are arranged in pairs.

2. The tunable photovoltaic support structure of claim 1, wherein: the screw rods (7) are arranged in a plurality of numbers, and the screw rods (7) are uniformly arranged at intervals along the circumferential direction of the upright post (3) by taking the axis L of the upright post (3) as the center.

3. The tunable photovoltaic support structure of claim 1, wherein: the mounting frame comprises a purline (2) and an oblique beam (13);

the purlines (2) are perpendicular to the oblique beams (13) along the length direction and form a criss-cross frame structure with the oblique beams (13);

the purline (2) is arranged on the oblique beam (13) through a connecting piece; the oblique beam (13) is connected with the top end of the upright post (3).

4. The tunable photovoltaic support structure of claim 3, wherein: the connecting piece comprises a U-shaped seat (9) and a mounting bolt (10);

the purline (2) is arranged in a U-shaped seat (9) with an upward opening and is connected with the U-shaped seat (9) through a mounting bolt (10);

the U-shaped seat (9) is connected with the oblique beam (13).

5. The tunable photovoltaic support structure of claim 4, wherein: the mounting bolts (10) of a plurality of said connectors are arranged coaxially.

6. The tunable photovoltaic support structure of claim 5, wherein: the device also comprises a sliding gasket (11) and a supporting gasket (12);

two sliding gaskets (11) are arranged, wherein one sliding gasket (11) is arranged between one inner side wall of the U-shaped seat (9) and the purline (2), and the other sliding gasket (11) is arranged between the other inner side wall of the U-shaped seat (9) and the purline (2);

the supporting gasket (12) is arranged between the purline (2) and the bottom wall of the U-shaped seat (9).

7. The tunable photovoltaic mount structure of claim 6, wherein: the support gasket (12) is of a semi-cylindrical structure, and the axial direction of the support gasket is perpendicular to the axial direction of the mounting bolt (10).

8. The tunable photovoltaic support structure of claim 3, wherein: the device also comprises a first inclined strut (14) and a second inclined strut (15);

one end of the first inclined strut (14) is connected with the inclined beam (13), and the other end of the first inclined strut is connected with the upright post (3); one end of the second inclined strut (15) is connected with the inclined beam (13), and the other end of the second inclined strut is connected with the upright post (3);

the first inclined strut (14) and the second inclined strut (15) form a V-shaped structure with an upward opening.

9. The tunable photovoltaic support structure of claim 8, wherein: also comprises a hoop (16);

the hoop (16) is arranged on the upright post (3) and is positioned above the adjusting plate (6);

the end parts, far away from the oblique beam (13), of the first oblique support (14) and the second oblique support (15) are connected with the hoop (16).

10. The tunable photovoltaic support structure of claim 1, wherein: also comprises an end plate (17);

the end plate (17) is horizontally arranged at the bottom end of the upright post (3) and is positioned in the mounting hole (401).