CN221305787U - Photovoltaic support diagonal bracing, diagonal beam and purline connection node - Google Patents

Abstract

The utility model relates to the technical field of photovoltaic support structures, in particular to a photovoltaic support diagonal brace, a diagonal beam and purline connecting node, which comprises a diagonal brace, wherein the diagonal beam is arranged on the inner side of the diagonal brace, purlines are arranged above the diagonal brace and the diagonal beam, a Z-shaped connecting piece is arranged above the purlines, the top and the middle part of the Z-shaped connecting piece are clamped on the purlines, the bottom end of the Z-shaped connecting piece is arranged above the diagonal beam, a node reinforcing bolt is arranged at the connecting position of the end part node inside the diagonal brace, the node reinforcing bolt comprises a steel pipe, a bolt filling material is arranged inside the steel pipe, and the top of the bolt filling material is connected with a bolt construction rod handle through a bolt construction rod; after the node reinforcing bolt is inserted into the diagonal bracing node area, the node area of the hollow steel pipe diagonal bracing is filled, and the node steel pipe is not flattened any more during bolting, so that the reliable connection of the photovoltaic support node steel pipe can be realized.

Description

Photovoltaic support diagonal bracing, diagonal beam and purline connection node

Technical Field

The utility model relates to the technical field of photovoltaic support structures, in particular to a photovoltaic support diagonal brace, a diagonal beam and purline connecting node.

Background

The photovoltaic support is a supporting structure designed for installing and fixing a solar panel in a solar photovoltaic power generation system, and is formed by connecting metal rods through bolts in an assembling mode.

In recent years, the problem of the safety quality of the support structure is also greatly increased, and particularly the problem of the node connection of the support structure is also increased. The method comprises the steps of connecting the nodes in an unreasonable manner or connecting the end parts of the rod members in an unreasonable manner, so that the node connection is unreliable, and the node torsion deformation, the rod member out-of-plane bending deformation and the like occur; the open-type steel pipe has the obvious defect that the node connection is inconvenient, the traditional steel structure bolt connection easily causes the flattening of the steel pipe, the thin-wall steel pipe is flattened and deformed even before the bolt reaches the pretightening force, and the compression, bending and torsion performances of the flattened steel pipe are obviously reduced; when the traditional angle steel is connected, and the angle steel is provided with two bolts on one side, the number of the bolts is increased by at least 4 bolts, and when the angle steel is actually constructed, the more the bolts are, the more difficult the assembly of all the bolts is realized; especially for the support structure with smaller rigidity, the rod piece is longer and thinner, the dimensional deviation is large when the rod piece is arranged, and the more bolt holes are, the more difficult the alignment construction of all the bolt holes is. In order to solve the problems, the utility model designs a photovoltaic bracket diagonal brace, a diagonal beam and a purline connecting node.

Disclosure of utility model

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a photovoltaic bracket diagonal brace, a diagonal beam and a purline connecting node, which effectively solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a photovoltaic support bracing, sloping, purlin connected node, includes the bracing, the bracing inboard is equipped with the sloping, the bracing with the sloping top is equipped with the purlin, the purlin top is equipped with Z shape connecting piece, the top and the middle part card of Z shape connecting piece are in on the purlin, Z shape connecting piece bottom is located the sloping top, the inside tip node junction of bracing is equipped with the node reinforcing bolt, the node reinforcing bolt includes the steel pipe, the inside bolt piece filler that is equipped with of steel pipe, bolt piece filler top is connected with bolt piece construction pole handle through bolt piece construction pole.

Preferably, the top end of the Z-shaped connecting piece is provided with a Z-shaped connecting piece top bolt hole, the middle part of the Z-shaped connecting piece is provided with a Z-shaped connecting piece middle bolt hole, and the bottom of the Z-shaped connecting piece is provided with a Z-shaped connecting piece bottom bolt hole.

Preferably, the top of the Z-shaped connecting piece passes through a bolt at the top of the Z-shaped connecting piece through a bolt at the top of the purlin and is fixedly connected with the top of the purlin, the middle of the Z-shaped connecting piece passes through a bolt at the middle of the purlin and passes through a bolt at the middle of the Z-shaped connecting piece and is fixedly connected with the front side of the purlin, and the bottom of the Z-shaped connecting piece passes through a bolt at the bottom of the Z-shaped connecting piece and is fixedly connected with the top of the oblique beam.

Preferably, a node reinforcing bolt hole is formed in the middle of the steel pipe.

Preferably, the inside bracing fixing bolt that is equipped with of node reinforcing bolt hole, bracing tip node junction is equipped with the bolt hole.

Preferably, the diagonal brace and the diagonal beam penetrate through the bolt hole and the node reinforcing bolt hole through the diagonal brace fixing bolt to be fixedly connected.

Compared with the prior art, the utility model has the beneficial effects that:

Compared with open-type steel, the steel pipe has better compression resistance, bending resistance and torsion resistance, and is more suitable for being used as a diagonal strut member for compression; after the node reinforcing bolt is inserted into the diagonal bracing node area, the node area of the hollow steel pipe diagonal bracing is filled, and the node steel pipe is not flattened any more when connected by bolts, so that reliable connection of the steel pipes can be realized; meanwhile, the strength of the diagonal bracing node area can be obviously improved, the node load transmission capacity is improved, and the node connection performance is enhanced, so that the method for connecting the nodes with good bearing capacity is provided for the photovoltaic support structure, and the method is suitable for popularization and application in various photovoltaic support projects such as roof photovoltaic projects, fishing photovoltaic complementary photovoltaic projects, agricultural photovoltaic complementary photovoltaic projects, desert mountain photovoltaic projects and the like, and solves the structural safety problem caused by unreasonable node connection which is more prominent in the photovoltaic support; meanwhile, the connecting node is economical and practical, low in manufacturing cost and simple and convenient to construct, and can promote the promotion of national photovoltaic industry policies and the realization of national 'double carbon' targets.

The open section steel is easy to bend, twist and other quality problems in the hoisting, transporting and construction processes, and compared with the open section steel, the steel pipe is less easy to damage in the hoisting, transporting and construction processes.

The node reinforcing bolts and the Z-shaped connecting pieces are prefabricated in factories, and the construction sites are directly connected in a bolt assembly mode.

When the diagonal bracing is assembled, the bolt-holding piece construction rod directly stretches the node reinforcing bolt into the node area in the diagonal bracing steel pipe, the bolt-holding piece construction rod handle is simply rotated, the node reinforcing bolt hole is aligned with the diagonal bracing node bolt hole, the bolt assembly type connection of the diagonal bracing and the diagonal bracing can be realized, the connection is extremely simple, the construction is convenient and quick, and the general technical workers can complete the assembly.

After the reliable connection of the steel pipes in the support structure is realized, the use of the steel pipes in the photovoltaic support project can be increased, and the construction cost of the support structure of the photovoltaic project is reduced; meanwhile, the node reinforcing bolt connected with the steel pipe node can be popularized and used in other support structures, the application range of the steel pipe is enlarged, and the wide application of the steel pipe is promoted.

Under the traditional angle steel connection, when one single side is connected by adopting a bolt, the connected rod piece is easy to rotate around the position of the bolt, the bolt is loosened due to multiple slight rotations, and the connection quality is unreliable; when two bolts are adopted on one side, the angle steel node at least needs 4 bolts, the number of the bolts is increased, and when the angle steel node is actually constructed, the more the number of the bolts is, the more difficult the assembly of all the bolts is realized. Especially for the support structure with smaller rigidity, the rod piece is longer and thinner, the dimensional deviation is large when the rod piece is arranged, and the more bolt holes are, the more difficult the alignment construction of all the bolt holes is. The three faces of the Z-shaped connecting piece are contacted with the connected rod piece, after the bolt connection of each face, the node does not move up and down, left and right, torsion does not occur, and the node connection is reliable. The Z-shaped connecting piece and the node reinforcing bolt are simultaneously used as connecting structures, and when the diagonal bracing, the diagonal beam and the purline of the bracket structure are connected, safe and reliable connecting nodes can be obtained; the Z-shaped connecting piece or the node reinforcing bolt can be independently used according to actual conditions, or used for connecting other component nodes, so that the Z-shaped connecting piece or the node reinforcing bolt has flexible applicability.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of a joint according to the present utility model;

FIG. 3 is a schematic view of the diagonal bracing structure of the photovoltaic bracket steel pipe;

FIG. 4 is a schematic view of the construction of the Z-connector of the present utility model;

FIG. 5 is a schematic view of a node reinforcing pin configuration of the present utility model.

In the figure: 1-diagonal bracing; 2-sloping; 3-purlin; a 4-Z connector; 5-node reinforcing bolts; 6-a purlin top bolt; 7-a purlin middle bolt; 8-oblique beam bolts; 9-bracing a fixing bolt; 10-bolt holes; 11-Z-shaped connector top bolt holes; a middle bolt hole of the 12-Z-shaped connecting piece; 13-Z-shaped connecting piece bottom bolt holes; 14-steel pipe; 15-node reinforcing bolt holes; 16-plug filler; 17-bolt construction rod; 18-bolt construction pole handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

1-2 And 5, the utility model comprises a diagonal brace 1, wherein the diagonal brace 1 is made of round or rectangular steel pipes, a node reinforcing bolt 5 is used for reinforcing node connection of the diagonal brace 1, a diagonal beam 2 is arranged on the inner side of the diagonal brace 1, the diagonal beam 2 is of a C-shaped steel, groove-shaped steel and I-shaped strip structure, wherein the H-shaped strip structure is preferred, the diagonal beam 2 is made of steel materials, the diagonal beam 2 is used for supporting a purlin 3, the diagonal brace 1 and the diagonal beam 2 are provided with purlins 3 above, the purlins 3 are of I-shaped strip structures, the purlins 3 are made of steel materials, the purlins 3 are used for supporting a photovoltaic panel, Z-shaped connecting pieces 4 are arranged above the purlins 3, the top and the middle of the Z-shaped connecting pieces 4 are clamped on the purlins 3, the bottom ends of the Z-shaped connecting pieces 4 are arranged above the diagonal beam 2, the Z-shaped connecting piece 4 adopts a Z-shaped structure, the Z-shaped connecting piece 4 is made of steel or other materials with better bearing capacity, the Z-shaped connecting piece 4 is used for connecting the inclined beam 2 and the purline 3, the joint of the inner end part of the inclined strut 1 is provided with a joint reinforcing bolt 5, the inclined strut joint reinforcing bolt 5 is matched with the inclined strut 1 and is processed into a cylinder or a cube or a cuboid, when the inclined strut 1 is a round steel pipe, the joint reinforcing bolt 5 arranged in the round steel pipe of the inclined strut 1 is a cylinder, the outer diameter of the steel pipe 14 of the outer ring of the joint reinforcing bolt 5 is smaller than the inner diameter of the round steel pipe of the inclined strut 1 and is different by not more than 5mm, when the inclined strut 2 is a rectangular or square steel pipe, the joint reinforcing bolt 5 is a cube or a cuboid, the steel pipe 14 of the outer ring of the joint reinforcing bolt 5 is made of a square or rectangular steel pipe, the side length is smaller than the side length of the square or rectangular steel tube of the diagonal brace 1, the corresponding side length difference is not more than 5mm, connecting bolt holes are reserved when the node reinforcing bolts 5 are prefabricated in a factory, except for the bolt holes, the reinforcing filler 16 is adopted inside the node reinforcing bolts 15 to fill, the node reinforcing bolts 5 comprise the steel tube 14, the bolt filler 16 is arranged inside the steel tube 14, the bolt filler 16 is made of light fine stone concrete, grouting materials and the like, the bolt filler 16 can also be made of the same material as the steel tube 14 in an integrated mode, bolt construction rod handles 18 are connected to the tops of the bolt filler 16 through bolt construction rods 17, the bolt construction rods 17 are fixedly connected with the bolt construction rod handles 18 and the node reinforcing bolt holes 15 in parallel, and the bolt construction rod handles 16 can increase the strength of the node reinforcing bolts 5, so that the connection performance of the joint position of the diagonal brace 1 and the bearing capacity of the photovoltaic bracket are improved.

In the second embodiment, as shown in fig. 4, a top bolt hole 11 of a Z-shaped connecting piece is formed in the top end of the Z-shaped connecting piece 4, a middle bolt hole 12 of the Z-shaped connecting piece is formed in the middle of the Z-shaped connecting piece 4, a bottom bolt hole 13 of the Z-shaped connecting piece is formed in the bottom of the Z-shaped connecting piece 4, the top of the Z-shaped connecting piece 4 is fixedly connected with the top of the purlin 3 through a purlin top bolt 6 passing through the top bolt hole 11 of the Z-shaped connecting piece, the middle of the Z-shaped connecting piece 4 passes through the middle bolt hole 12 of the Z-shaped connecting piece through a middle bolt 7 of the purlin and is fixedly connected with the front side of the purlin 3, and the bottom of the Z-shaped connecting piece 4 passes through the bottom bolt hole 13 of the Z-shaped connecting piece through a diagonal beam bolt 8 and is fixedly connected with the top of the diagonal beam 2;

When the equipment is used, a worker passes through the bolt 6 at the top of the purlin through the bolt 11 at the top of the Z-shaped connecting piece and the purlin 3, the bolt 7 at the middle of the purlin passes through the bolt 12 at the middle of the Z-shaped connecting piece and the purlin 3, and the bolt 8 at the oblique beam passes through the bolt 13 at the bottom of the Z-shaped connecting piece and the oblique beam 2, so that the oblique beam 2 is fixedly connected with the purlin 3, the problem that a component rotates around a node is solved, and the safety of the equipment is further ensured.

In a third embodiment, as shown in fig. 3, a node reinforcing bolt hole 15 is formed in the middle of the steel pipe 14, the node reinforcing bolt hole 15 is used for installing the diagonal-bracing fixing bolt 9, a diagonal-bracing fixing bolt 9 is arranged in the node reinforcing bolt hole 15, the diagonal-bracing fixing bolt 9 is used for connecting the diagonal-bracing 1 and the diagonal-bracing 2, a bolt hole 10 is formed at a joint of the end part of the diagonal-bracing 1, the bolt hole 10 is used for installing the node reinforcing bolt hole 15, and the diagonal-bracing 1 and the diagonal-bracing 2 are fixedly connected through the diagonal-bracing fixing bolt 9 through the bolt hole 10 and the node reinforcing bolt hole 15;

Before the invention is used, a worker fills the bolt filling material 16 into the node reinforcing bolt 5, further fixes the bolt construction rod 17 into the bolt filling material 16, and then the worker places the node reinforcing bolt 5 into the diagonal brace 1, and rotates the bolt construction rod handle 18, so that the direction of the bolt construction rod handle 18 is parallel to the bolt hole 10, and at this time, the worker fixedly connects the diagonal brace 1 and the diagonal beam 2 by rotating the diagonal brace fixing bolt 9, so that deformation such as flattening, buckling and the like of a component steel pipe at a node position is prevented, and the supporting capacity of the whole equipment is improved.

The working flow of the utility model is as follows: before the device is used, a worker fills the bolt filling material 16 into the node reinforcing bolt 5, further fixes the bolt construction rod 17 into the bolt filling material 16, when the device is used, the worker passes through the Z-shaped connecting piece top bolt hole 11 and the purlin 3 through the purlin top bolt 6, passes through the Z-shaped connecting piece middle bolt hole 12 and the purlin 3 through the purlin middle bolt 7, passes through the Z-shaped connecting piece bottom bolt hole 13 and the inclined beam 2 through the inclined beam bolt 8, and accordingly fixedly connects the inclined beam 2 with the purlin 3, the problem that a member rotates around a node is solved, safety of the device is further guaranteed, the worker places the node reinforcing bolt 5 into the inclined beam 1, and rotates the bolt construction rod handle 18, so that the bolt construction rod handle 18 is parallel to the bolt hole 10, and the worker can fixedly connect the inclined beam 1 and the inclined beam 2 through rotating the inclined beam fixing bolt 9, and accordingly buckling deformation of the whole device can be prevented at the node position and the like.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A photovoltaic support bracing, sloping, purlin connected node, its characterized in that: including bracing (1), bracing (1) inboard is equipped with bracing (2), bracing (1) with bracing (2) top is equipped with purlin (3), purlin (3) top is equipped with Z shape connecting piece (4), the top and the middle part card of Z shape connecting piece (4) are in on purlin (3), Z shape connecting piece (4) bottom is located bracing (2) top, bracing (1) inside tip node junction is equipped with node reinforcing bolt (5), node reinforcing bolt (5) include steel pipe (14), steel pipe (14) inside is equipped with bolt spare filler (16), bolt spare filler (16) top is connected with bolt spare construction pole handle (18) through bolt spare construction pole (17).

2. The photovoltaic bracket diagonal brace, diagonal beam and purline connecting node according to claim 1, wherein: the top of the Z-shaped connecting piece (4) is provided with a Z-shaped connecting piece top bolt hole (11), the middle part of the Z-shaped connecting piece (4) is provided with a Z-shaped connecting piece middle bolt hole (12), and the bottom of the Z-shaped connecting piece (4) is provided with a Z-shaped connecting piece bottom bolt hole (13).

3. A photovoltaic bracket diagonal brace, diagonal beam, purlin connection node according to claim 2, characterized in that: z shape connecting piece (4) top is passed through purlin top bolt (6) Z shape connecting piece top bolt hole (11) with purlin (3) top fixed connection, Z shape connecting piece (4) middle part is passed through purlin middle part bolt (7) Z shape connecting piece middle part bolt hole (12) with purlin (3) front side fixed connection, Z shape connecting piece (4) bottom is passed through sloping bolt (8) Z shape connecting piece bottom bolt hole (13) with sloping (2) top fixed connection.

4. The photovoltaic bracket diagonal brace, diagonal beam and purline connecting node according to claim 1, wherein: the middle part position of steel pipe (14) is equipped with node reinforcing bolt hole (15).

5. The photovoltaic bracket diagonal brace, diagonal beam and purline connecting node according to claim 4, wherein: the inside bracing fixing bolt (9) that is equipped with of node reinforcing bolt hole (15), bracing (1) tip node junction is equipped with bolt hole (10).

6. The photovoltaic bracket diagonal brace, diagonal beam, purlin connecting node of claim 5, wherein: the diagonal bracing (1) and the diagonal beam (2) penetrate through the bolt holes (10) and the node reinforcing bolt holes (15) through diagonal bracing fixing bolts (9).