CN217362951U

CN217362951U - Novel photovoltaic module truss structure

Info

Publication number: CN217362951U
Application number: CN202122729896.5U
Authority: CN
Inventors: 王浩
Original assignee: Suzhou Sharesun Photovoltaic Technology Co ltd
Current assignee: Suzhou Sharesun Photovoltaic Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-09-02
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a novel photovoltaic module truss structure relates to the photovoltaic module field, including first node, the second node, the third node, the fourth node, fifth node and sixth node, first node, second node and third node are articulated between two liang to have and connect the first triangle frame of pipe fitting formation, the fourth node, fifth node and sixth node are articulated between two liang to have and connect the pipe fitting formation second triangle frame, all articulate between first node and fourth node and the sixth node to have and connect the pipe fitting, form third triangle frame, it has the connection pipe fitting to articulate between third node and the sixth node, constitute fourth triangle frame. The utility model has the advantages that: by changing the structure of the truss assembly, the length of each connecting pipe fitting is effectively reduced, the tension and compression acting force of expansion deformation generated by the connecting pipe fittings in summer and winter due to different metal expansion coefficients is reduced, and the stability of the truss structure is improved.

Description

Novel photovoltaic module truss structure

Technical Field

The utility model relates to a field specifically relates to a novel photovoltaic module truss structure.

Background

Photovoltaic power generation is according to the photovoltaic effect principle, utilize solar cell to directly turn into the electric energy with solar energy, photovoltaic power generation system mainly comprises solar cell panel (subassembly), controller and dc-to-ac converter three major parts, solar photovoltaic module generally sets up in the open air, other places to light such as hillside, most commonly solar photovoltaic module sets up the roof at the steel construction, solar photovoltaic module often touches and scrapes the wind, bad weather such as rainy and the like, solar photovoltaic panel generally adopts the support fixed, thereby improve the life-span of solar photovoltaic panel, it supports to need to set up the truss structure between the photovoltaic module usually, the truss is the unchangeable structure of geometric shape that the triangle-shaped frame that constitutes by some straight-bars. The combination points between the rods are called nodes, and the firmness and the uniform stress of the rods can be improved by utilizing the truss.

The patent document with the application number of 201920667103.1 discloses a photovoltaic module truss structure, wherein a truss structure adopts 6 connecting pipe fittings to connect with each other, the photovoltaic module can be fixedly supported, and the truss structure is suitable for paving a solar photovoltaic panel on a hillside.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the novel photovoltaic module truss structure is provided, and the technical scheme solves the problems that in the actual use process, due to the fact that the length of part of connecting pipe fittings in the truss structure is long, due to the thermal expansion problem of metal, the expansion coefficients of the metal in summer and winter are different, the connecting position of the long connecting pipe fittings can be loosened under the tension and compression effect of expansion force, and the connecting stability of the truss is affected.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a novel photovoltaic module truss structure, includes first node, second node, third node, fourth node, fifth node and sixth node, first node, second node and third node are articulated between two liang to have the connection pipe fitting to form first triangle frame, fourth node, fifth node and sixth node are articulated between two liang to have the connection pipe fitting to form second triangle frame, all articulated between first node and fourth node and the sixth node have the connection pipe fitting to form third triangle frame with second triangle frame left side, it has the connection pipe fitting to articulate between third node and the sixth node to constitute fourth triangle frame with the right flank of first triangle frame and the left side of third triangle frame, the sixth node is provided with the four corners connecting plate, four corners connecting plate four corners all articulate there is the connection pipe fitting.

Preferably, the first node, the second node, the third node, the fourth node and the fifth node are all provided with wire clamps, each wire clamp is composed of clamping plates which are arranged in an up-down symmetry mode, the two clamping plates are fixedly connected through bolts, the middle of each clamping plate is provided with a groove, the two grooves of each clamping plate form a lock cavity, and steel strands are arranged inside the lock cavity.

Preferably, fixedly connected with lock ear on the splint, the hinge hole has been seted up in running through to lock ear upper end, it has the connection pipe fitting to articulate in the hinge hole.

Preferably, the lock lug is provided with a lock lug cavity below the hinge hole.

Preferably, the two ends of the connecting pipe fitting are fixedly connected with flat iron connecting pieces, and through holes are formed in the flat iron connecting pieces in a penetrating mode.

Compared with the prior art, the utility model has the advantages of:

the utility model adds the sixth node, and sets four corner connecting plates at the sixth node to be respectively connected with the first node, the third node, the fourth node and the fifth node, so as to transform two connecting pipe fittings with longer length originally connecting the first node and the fifth node and between the third node and the fourth node into four connecting pipe fittings with shorter length, effectively reduce the tension and compression acting force of the connecting pipe fittings at the connecting points due to different metal expansion coefficients in summer and winter, avoid the loosening at the connecting points, improve the connection stability of the truss structure, and simultaneously redesign three larger triangular frame supporting structures composed of the original six connecting pipe fittings into four small triangular frame supporting structures composed of eight connecting pipe fittings, through the triangular stability, further improve the firmness degree of the truss structure, the stress of each connecting pipe fitting in the truss structure is more uniform.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of a portion B of FIG. 1;

fig. 4 is a schematic view of a three-dimensional structure of the wire clamp of the present invention.

The reference numbers in the figures are:

1. a first node; 2. a second node; 3. a third node; 4. a fourth node; 5. a fifth node; 6. a sixth node; 7. a first triangular frame; 8. a third triangular frame; 9. a fourth triangular frame; 10. a second triangular frame; 11. wire clamps; 12. a splint; 1201. a hinge hole; 1202. a lock lug cavity; 13. connecting the four corners; 14. and (4) steel strands.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-4, a novel photovoltaic module truss structure comprises a first node 1, a second node 2, a third node 3, a fourth node 4, a fifth node 5 and a sixth node 6, wherein a first triangular frame 7 is formed by hinging connecting pipe fittings between every two of the first node 1, the second node 2 and the third node 3, a second triangular frame 10 is formed by hinging connecting pipe fittings between every two of the fourth node 4, the fifth node 5 and the sixth node 6, connecting pipe fittings are hinged between the first node 1, the fourth node 4 and the sixth node 6, a third triangular frame 8 is formed by the left side of the second triangular frame 10, a connecting pipe fitting is hinged between the third node 3 and the sixth node 6, a fourth triangular frame 9 is formed by the right side of the first triangular frame 7 and the left side of the third triangular frame 8, and a four-corner connecting plate 13 is arranged on the sixth node 6, four corners of a four-corner connecting plate 13 are hinged with connecting pipe fittings, two ends of each connecting pipe fitting are fixedly connected with flat iron connecting pieces, through holes are formed in the flat iron connecting pieces in a penetrating mode, a sixth node 6 is added, the four-corner connecting plate 13 is arranged on the sixth node 6 and is respectively connected with a first node 1, a third node 3, a fourth node 4 and a fifth node 5, two connecting pipe fittings which are originally connected between the first node 1 and the fifth node 5 and between the third node 3 and the fourth node 4 and are longer in length are converted into four connecting pipe fittings which are shorter in length, the tension and compression acting force of expansion deformation generated on the connecting points due to different metal expansion coefficients of the connecting pipe fittings in summer and winter is effectively reduced, the loosening condition of the connecting points is avoided, the connecting stability of a truss structure is improved, and three larger triangular frame supporting structures formed by the original six connecting pipe fittings are used simultaneously, the redesign is four small-size triangle frame bearing structure that eight connecting pipe fittings constitute, through triangle stability, further improvement the firm degree of truss structure, makes the atress of each connecting pipe fitting in the truss structure more even.

The first node 1, the second node 2, the third node 3, the fourth node 4 and the fifth node 5 are all provided with a wire clamp 11, the wire clamp 11 is composed of clamp plates 12 which are arranged in an up-and-down symmetry mode, the two clamp plates 12 are fixedly connected through bolts, a groove is formed in the middle of each clamp plate 12, a lock cavity is composed of the grooves of the two clamp plates 12, the height and the diameter of the lock cavity are flexibly designed according to the diameter of each steel strand 14, each steel strand 14 is arranged in the lock cavity, a photovoltaic module is erected between the steel strands 14, bolt holes are respectively formed in lock lugs of the lock plates, locking bolts are arranged in the bolt holes, the steel strands are locked between the two lock plates through the locking bolts, the lock lugs are fixedly connected to the clamp plates 12 and are arranged in an inclined mode, the angle between the side face of each lock lug and the corresponding clamp plate 12 is A, the A can be adaptively designed according to the positions of the clamp plates 12 between the steel structures, the preferred design of the A is-15 degrees, the hinge hole 1201 has been seted up in the lock ear upper end through, and articulated in the hinge hole 1201 have a connection pipe fitting, has seted up lock ear die cavity 1202 in hinge hole 1201 below on the lock ear, and the setting up of lock ear die cavity 1202 makes the lock ear itself can take place certain inflation deformation under the temperature influence summer and winter self, and then offsets the bulging force influence that part connection pipe fitting brought because of taking place inflation deformation, further improves its firm in connection degree.

To sum up, the utility model has the advantages that: by changing the structure of the truss assembly, the length of each connecting pipe fitting is effectively reduced, the tension and compression acting force of the expansion deformation of the connecting pipe fittings at connecting points in summer and winter due to different metal expansion coefficients is reduced, and the stability of the truss structure is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel photovoltaic module truss structure, its characterized in that, includes first node (1), second node (2), third node (3), fourth node (4), fifth node (5) and sixth node (6), first node (1), second node (2) and third node (3) are articulated between two liang to have and connect pipe fitting formation first triangle frame (7), it forms second triangle frame (10) to articulate between two liang of fourth node (4), fifth node (5) and sixth node (6) to have and connect the pipe fitting formation second triangle frame (10), all articulated between first node (1) and fourth node (4) and sixth node (6) have the connection pipe fitting to become third triangle frame (8) with second triangle frame (10) left side, articulated between third node (3) and sixth node (6) have the connection pipe fitting, and constitute the fourth triangle frame (7) right side and the left side of third triangle frame (8) with the right side of first triangle frame (7) and the left side of third triangle frame (8) The corner joint structure comprises a triangular frame (9), wherein a four-corner connecting plate (13) is arranged at the sixth joint (6), and four corners of the four-corner connecting plate (13) are hinged with connecting pipe fittings.

2. The novel photovoltaic module truss structure is characterized in that the first node (1), the second node (2), the third node (3), the fourth node (4) and the fifth node (5) are provided with wire clamps (11), each wire clamp (11) is composed of clamping plates (12) which are symmetrically arranged up and down, the two clamping plates (12) are fixedly connected through bolts, a groove is formed in the middle of each clamping plate (12), a locking cavity is formed by the grooves of the two clamping plates (12), and a steel strand (14) is arranged inside each locking cavity.

3. The novel photovoltaic module truss structure as claimed in claim 2, wherein the clamping plates (12) are fixedly connected with locking lugs, the upper ends of the locking lugs are provided with hinge holes (1201) in a penetrating manner, and connecting pipes are hinged in the hinge holes (1201).

4. The novel photovoltaic assembly truss structure of claim 3, wherein the locking lug is provided with a locking lug cavity (1202) below the hinge hole (1201).

5. The novel photovoltaic module truss structure as claimed in claim 1, wherein flat iron connecting pieces are fixedly connected to two ends of the connecting pipe fitting, and through holes are formed in the flat iron connecting pieces in a penetrating manner.