CN216340527U

CN216340527U - Photovoltaic mounting structure

Info

Publication number: CN216340527U
Application number: CN202122479149.0U
Authority: CN
Inventors: 张欣; 栾金泉
Original assignee: Jiangsu Xiri New Energy Technology Co ltd
Current assignee: Jiangsu Xiri New Energy Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-04-19
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a photovoltaic mounting structure, which comprises a main shaft assembly, a purline and a photovoltaic cell panel, wherein the photovoltaic cell panel is mounted on the purline, the mounting structure also comprises a connecting piece, the connecting piece comprises a connecting rod fixedly connected with the purline, a clamping plate fixed at the bottom of one side of the connecting rod, an arc-shaped clamping groove formed at the bottom of the clamping plate and a positioning ring fixed at the bottom of one side of the arc-shaped clamping groove, and the positioning ring is clamped on the main shaft assembly in a matching manner and is used for penetrating through a through hole in a connecting area between the positioning ring and the main shaft assembly by utilizing a penetrating bolt, so that the quick positioning and fastening assembly between the connecting piece and the main shaft assembly are realized. This photovoltaic mounting structure can improve the joint strength of purlin and main shaft assembly, plays fine locking effect through wearing the bolt, avoids appearing the phenomenon of skidding, and the reliability is high.

Description

Photovoltaic mounting structure

Technical Field

The utility model relates to the technical field of new energy, in particular to a photovoltaic mounting structure.

Background

In recent years, the new energy industry has been rapidly developed, and in the field of new energy, the solar photovoltaic industry is widely applied as a new energy source in various industries. The photovoltaic module can be fixedly arranged on a supporting structure by an installer usually, the existing supporting structure mostly adopts purlins which are fixedly connected on a main shaft, and one side of the purlins is provided with the solar module fixedly, so that the solar module can be fixedly arranged, but the phenomenon of rotation and slipping can often occur after long-time use is found out, the reason is that the existing main shaft adopts a circular tube or square tube structure, the purlins are clamped with the main shaft in a U-shaped bolt or hoop mode during installation, the purlins are connected with the main shaft in a compression mode, and the relative fixation is realized by compression friction force, the phenomenon of rotation and slipping can occur after long-time use, and the existing mounting structure has more fasteners, more nodes are installed on site, and the overall mounting progress is greatly influenced, great inconvenience is brought to the installation.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art.

Therefore, the photovoltaic mounting structure provided by the utility model has the advantages of avoiding the slipping phenomenon, being high in reliability, reducing the field mounting workload, saving time and labor, being fast and convenient to assemble and disassemble on the field and being high in assembly structure strength.

The photovoltaic mounting structure comprises a main shaft assembly, a purline and a photovoltaic cell panel, wherein the photovoltaic cell panel is mounted on the purline, the mounting structure also comprises a connecting piece, the connecting piece comprises a connecting rod fixedly connected with the purline, a clamping plate fixed at the bottom of one side of the connecting rod, an arc-shaped clamping groove formed at the bottom of the clamping plate and a positioning ring fixed at the bottom of one side of the arc-shaped clamping groove, and the positioning ring is clamped on the main shaft assembly in a matching manner and is provided with a through hole in a connecting area between the positioning ring and the main shaft assembly through a through bolt, so that the quick positioning and fastening assembly between the connecting piece and the main shaft assembly are realized.

The combined purline has the beneficial effects that the structure is simple, the connecting piece is added and combined with the existing purline to form the combined purline, the connecting strength of the purline and the main shaft assembly can be improved, the connection between the connecting piece and the main shaft assembly has a good locking effect through the penetrating bolt, the slipping phenomenon is avoided, and the reliability is high; the mounting positioning holes are preset in the spindle assembly, the field mounting workload is reduced, time and labor are saved, the field mounting and dismounting are rapid and convenient, and the assembly structure is high in strength.

Further specifically, in the above technical solution, the connecting member is a symmetrical structure, and the connecting rod, the clamping plate and the positioning ring are integrated.

Further specifically, in the above technical scheme, the spindle assembly is composed of a plurality of spindles with annular track-shaped cross sections, each spindle includes a straight pipe section and a pipe contracting section integrally formed at one end of the straight pipe section, two adjacent spindles are inserted into the straight pipe section of the other spindle through the pipe contracting section of one of the spindles, a through hole is oppositely arranged in a connecting area between the two adjacent spindles, an expansion sleeve is embedded in the through hole, a limit sleeve is embedded in the expansion sleeve, the inner wall of the expansion sleeve and the outer wall of the limit sleeve are in tension fit with each other through an inclined surface, and a nut is screwed on the tail part of the expansion sleeve after a through bolt penetrates through the limit sleeve, so that the two adjacent spindles are fixedly connected.

Further specifically, in the technical scheme, 2-8 groups of through holes are arranged in the connection area between two adjacent main shafts in a penetrating mode.

Further specifically, prescribe a limit to, among the above-mentioned technical scheme, the cross-section of connecting rod is the type of falling U structure, and a hem in the connecting rod and joint board are located the coplanar, and the profile of arc draw-in groove, the profile of holding ring and the profile phase-match of main shaft.

Further specifically, in the above technical solution, the pair of through holes are formed by two pairs of through holes i symmetrically arranged on the planar side wall of the positioning ring and two pairs of through holes ii symmetrically arranged on the planar side wall of the straight pipe section of the main shaft.

Further specifically, in the above technical solution, the through holes are formed by two first through holes symmetrically arranged on the planar side walls of the straight pipe section at the two adjacent main shaft connecting areas and two second through holes symmetrically arranged on the planar side walls of the reducing pipe section at the two adjacent main shaft connecting areas.

Further specifically, in the technical scheme, the section of the purlin is of a U-shaped structure, two flanges at the top of the purlin are fixedly connected with the photovoltaic cell panel through fastening elements, and the lower plane at the bottom of the purlin is fixedly connected with the connecting rod of the connecting piece through the fastening elements.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a third schematic structural view of the present invention;

FIG. 4 is a first schematic view of the partial connection of the spindle assembly, purlin, photovoltaic panel and connector;

FIG. 5 is a second schematic view of the partial connection of the spindle assembly, purlin, photovoltaic panel and connector;

FIG. 6 is a third schematic view of the partial connection of the spindle assembly, purlin, photovoltaic panel and connector;

FIG. 7 is a schematic structural view of the spindle assembly;

FIG. 8 is a schematic view of the assembly between the spindles;

FIG. 9 is a schematic view of a portion of the structure of FIG. 8;

FIG. 10 is a side view of the structure of FIG. 8;

FIG. 11 is a schematic view of the construction of the spindle;

FIG. 12 is a first schematic structural view of a connector;

fig. 13 is a second structural schematic diagram of the connector.

The reference numbers in the drawings are: 1. a spindle assembly; 2. a purlin; 3. a photovoltaic cell panel; 4. a connecting member; 5. penetrating a bolt; 6. a main shaft; 7. a through bolt; 8. a nut; 9. punching a first hole; 10. punching a second hole; 11. a first through hole; 12. a second through hole; 13. fastening a first bolt; 14. fastening a first nut; 15. fastening a second bolt; 16. fastening a second nut; 17. a right expansion sleeve; 18. a right stop collar; 19. a left expansion sleeve; 20. a left stop collar; 23. a right spigot; 24. a left spigot; 41. a connecting rod; 42. a clamping and connecting plate; 43. an arc-shaped clamping groove; 44. a positioning ring; 61. a straight pipe section; 62. a pipe contraction section; 21. flanging; 22. a lower plane; 111. a first right through hole; 112. a first left through hole; 121. a second right through hole; 122. and a second left through hole.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-13, the photovoltaic mounting structure provided by the utility model comprises a main shaft assembly 1, a purline 2, a photovoltaic cell panel 3 and a connecting piece 4, wherein the photovoltaic cell panel 3 is mounted on the purline 2, the connecting piece 4 comprises a connecting rod 41 fixedly connected with the purline 2, a clamping plate 42 fixed at the bottom of one side of the connecting rod 41, an arc-shaped clamping groove 43 formed at the bottom of the clamping plate 42 and a positioning ring 44 fixed at the bottom of one side of the arc-shaped clamping groove 43, and the positioning ring 44 is matched and clamped on the main shaft assembly 1 and then used for aligning through holes in a connecting area between the positioning ring 44 and the main shaft assembly 1 through an aligning bolt 5, so that the connecting piece 4 and the main shaft assembly 1 are quickly positioned and tightly assembled.

Wherein, the connecting piece 4 is fixed at the middle position of the purline 2, the connecting piece 4 is of a symmetrical structure, and the connecting rod 41, the clamping plate 42 and the positioning ring 44 are of an integrated structure.

The main shaft assembly 1 is composed of a plurality of main shafts 6 with the cross sections in the shape of an annular runway, the main shafts 6 are connected with the main shafts 6 in a nested mode through shrinkage pipes, specifically, each main shaft 6 comprises a straight pipe section 61 and a shrinkage pipe section 62 integrally formed at one end of the straight pipe section 61, and two adjacent main shafts 6 are inserted into the straight pipe section 61 of the other main shaft 6 through the shrinkage pipe section 62 of one main shaft 6. The annular track shape is formed by four surfaces, and comprises two planes which are oppositely distributed and two arc surfaces which are oppositely distributed. The connecting area between two adjacent main shafts 6 is provided with a through hole in a penetrating way, an expansion sleeve is embedded in the through hole, a limit sleeve is embedded in the expansion sleeve, the inner wall of the expansion sleeve and the outer wall of the limit sleeve are mutually in tension fit through an inclined plane, and a nut 8 is screwed on the tail part of the expansion sleeve after a through bolt 7 passes through the limit sleeve, so that the two adjacent main shafts 6 are fixedly connected, the whole shaft structure is good in bending resistance, and the connecting structure is reliable in strength. 2-8 groups of through holes are arranged in the connection area between every two adjacent main shafts 6 in a penetrating mode.

The section of the connecting rod 41 is in an inverted U-shaped structure, one folded edge of the connecting rod 41 and the clamping plate 42 are located on the same plane, and the contour of the arc-shaped clamping groove 43 and the contour of the positioning ring 44 are matched with the contour of the spindle 6.

The through holes are formed by two pairs of through holes I9 symmetrically arranged on the plane side wall of the positioning ring 44 and two pairs of through holes II 10 symmetrically arranged on the plane side wall of the straight pipe section 61 of the main shaft 6, namely, the pair-through bolts 5 are fixed on planes on two sides of the main shaft 5, the overall connecting structure is high in strength, and the double-vertical-row large-assembly-arrangement heavy-load working condition support is more suitable for being selected and used.

The through holes are formed by two first through holes 11 symmetrically formed in the plane side walls of the straight pipe sections 61 at the connecting areas of the two adjacent main shafts 6 and two second through holes 12 symmetrically formed in the plane side walls of the contracted pipe sections 62 at the connecting areas of the two adjacent main shafts 6, namely the through bolts 7 are fixed on the planes of the two sides of the main shafts 5, the overall connecting structure is high in strength, and the double-vertical-row large-assembly-arrangement heavy-load working condition support is more suitable for being selected and used.

Referring to fig. 8, 9 and 10, the two first through holes 11 comprise a first right through hole 111 and a first left through hole 112 formed in the straight pipe section 11, the two second through holes 12 comprise a second right through hole 121 and a second left through hole 122 formed in the contracted pipe section 12, the first right through hole 111 and the second right through hole 121 are embedded with a right expansion sleeve 17, the right expansion sleeve 17 is embedded with a right stop collar 18, the first left through hole 112 and the second left through hole 122 are embedded with a left expansion sleeve 19, and the left expansion sleeve 19 is embedded with a left stop collar 20. The right part of the right expansion sleeve 17 is provided with a right spigot 23 positioned at the right part of the right through hole I111, and the left part of the left expansion sleeve 19 is provided with a left spigot 24 positioned at the left part of the left through hole I112. The outer wall of the right expansion sleeve 17 is a straight surface, the inner wall of the right expansion sleeve 17 is an inclined surface, the inner hole of the right expansion sleeve 17 is a structure with a wide right side and a narrow left side, the outer wall of the right limiting sleeve 18 is an inclined surface, the inner wall of the right limiting sleeve 18 is a straight surface, and the outer wall of the right limiting sleeve 18 and the inner wall of the right expansion sleeve 17 are in tensioning fit with each other through the inclined surface. The outer wall of the left expansion sleeve 19 is a straight surface, the inner wall of the left expansion sleeve 19 is an inclined surface, an inner hole of the left expansion sleeve 19 is a structure which is narrow on the right and wide on the left, the outer wall of the left limiting sleeve 20 is an inclined surface, the inner wall of the left limiting sleeve 20 and the inner wall of the left expansion sleeve 19 are in tensioning fit with each other through the inclined surface, a screw portion of the through bolt 7 sequentially penetrates through the right limiting sleeve 18 and the left limiting sleeve 20, a screw thread on a screw thread portion of the tail of the screw portion is screwed with the nut 8, the right end face of the nut 8 is tightly attached to the left end face of the left limiting sleeve 20, and the left end face of a nut cap of the through bolt 7 is tightly attached to the right end face of the right limiting sleeve 18.

The section of the purline 2 is of a U-shaped structure, two flanges 21 at the top of the purline 2 are fixedly connected with the photovoltaic cell panel 3 through fastening elements, each fastening element comprises a fastening bolt I13 and a fastening nut I14, and screw threads at the tail of the fastening bolt I13 sequentially penetrate through a hole in the photovoltaic cell panel 3 and a hole in the flange 21 and then are screwed with the fastening nut I14.

The lower plane 22 at the bottom of the purlin 2 is fixedly connected with the connecting rod 41 of the connecting piece 4 through a fastening element, wherein the fastening element is composed of a second fastening bolt 15 and a second fastening nut 16, and the screw rod part of the second fastening bolt 15 is screwed with the second fastening nut 16 after sequentially passing through a hole on the lower plane 22 and a hole on the upper plane of the connecting rod 41.

The mounting steps of the photovoltaic mounting structure are as follows:

step 1, firstly, an installer assembles the spindle assembly 1, and can determine the length and the number of the spindles 6 according to the actual required length of the spindle assembly 1;

step 2, fixing a plurality of purlines 2 on the back of the photovoltaic cell panel 3 at equal intervals;

step 3, fixing a connecting piece 4 at the middle position of the bottom of each purline 2;

step 4, then, clamping the connecting piece 4 on the main shaft assembly 1;

and 5, utilizing a penetrating bolt 5 to penetrate the connecting piece 4 and the spindle assembly 1, and realizing the fixed connection of the connecting piece 4 and the spindle assembly 1.

The photovoltaic mounting structure of this application has following advantage for traditional mounting structure: the purline 2 and the connecting piece 4 are combined into a combined purline, when the combined purline is fixed with the main shaft 6, the connecting piece 4 in the combined purline is fixed on the planes of two sides of the main shaft 6 by the penetrating bolts 5, so that the problem of slippage is avoided, and the reliability is high; purlin 2 and connecting piece 4 can realize the pre-installation in the factory, have preset the erection site hole (promptly to perforation two 10) on the main shaft 6, and the erection site hole possesses the effect of location, both made things convenient for on-the-spot positioning, reduces on-the-spot installation work load, labour saving and time saving guarantees again that assembly structure is firm.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The utility model provides a photovoltaic mounting structure, has main shaft assembly (1), purlin (2) and photovoltaic cell board (3), install on purlin (2) photovoltaic cell board (3), its characterized in that: this mounting structure still has connecting piece (4), connecting piece (4) include with purlin (2) fixed connection's connecting rod (41), fix joint board (42) in connecting rod (41) one side bottom, set up arc draw-in groove (43) in joint board (42) bottom and fix holding ring (44) in arc draw-in groove (43) one side bottom, match the card through holding ring (44) and establish back on main shaft assembly (1) and utilize to wearing bolt (5) to wearing the perforation on the connection region between holding ring (44) and main shaft assembly (1), realize quick location and fastening assembly between connecting piece (4) and main shaft assembly (1).

2. The photovoltaic mounting structure of claim 1, wherein: the connecting piece (4) is of a symmetrical structure, and the connecting rod (41), the clamping plate (42) and the positioning ring (44) are of an integral structure.

3. The photovoltaic mounting structure of claim 1, wherein: the spindle assembly (1) is composed of a plurality of spindles (6) with the cross sections in the shape of an annular runway, each spindle (6) comprises a straight pipe section (61) and a pipe contracting section (62) which is integrally formed at one end of the straight pipe section (61), the pipe contracting section (62) of one spindle (6) is inserted between every two adjacent spindles (6) into the straight pipe section (61) of the other spindle (6), a through hole is formed in a connection area between every two adjacent spindles (6) in a penetrating mode, an expansion sleeve is embedded into the through hole, a limiting sleeve is embedded into the expansion sleeve, the inner wall of the expansion sleeve and the outer wall of the limiting sleeve are in tensioning fit through an inclined plane, a nut (8) is screwed on the tail thread of the expansion bolt (7) after the expansion bolt penetrates through the limiting sleeve, and then the two adjacent spindles (6) are fixedly connected.

4. The photovoltaic mounting structure of claim 3, wherein: and 2-8 groups of through holes are arranged in a connection area between every two adjacent main shafts (6) in a penetrating manner.

5. The photovoltaic mounting structure of claim 3, wherein: the cross section of the connecting rod (41) is of an inverted U-shaped structure, one folded edge of the connecting rod (41) and the clamping plate (42) are located on the same plane, and the outline of the arc-shaped clamping groove (43) and the outline of the positioning ring (44) are matched with the outline of the main shaft (6).

6. The photovoltaic mounting structure of claim 5, wherein: the pair of through holes consists of two pair of through holes I (9) symmetrically arranged on the plane side wall of the positioning ring (44) and two pair of through holes II (10) symmetrically arranged on the plane side wall of the straight pipe section (61) of the main shaft (6).

7. The photovoltaic mounting structure of claim 5, wherein: the through holes are formed by two first through holes (11) which are symmetrically arranged on the plane side walls of the straight pipe sections (61) at the connecting areas of two adjacent main shafts (6) and two second through holes (12) which are symmetrically arranged on the plane side walls of the contracted pipe sections (62) at the connecting areas of two adjacent main shafts (6).

8. The photovoltaic mounting structure of claim 1, wherein: the section of the purline (2) is of a U-shaped structure, two flanges (21) at the top of the purline (2) are fixedly connected with the photovoltaic cell panel (3) through fastening elements, and a lower plane (22) at the bottom of the purline (2) is fixedly connected with a connecting rod (41) of the connecting piece (4) through the fastening elements.