CN220117436U - Stable steel structure grid and non-single-layer odd-layer grid structure - Google Patents

Abstract

The utility model relates to the technical field of steel structure net racks, and particularly discloses a stable steel structure net rack and a non-single-layer odd-layer net rack structure, which comprises the following components: the bearing plate is provided with a plurality of regular hexagon grooves on the upper surface and the lower surface of each unit area, and regular hexagon through holes are formed in the regular hexagon grooves; the web member assembly is fixed on the upper surface of the bearing plate through a node; the bearing plate is used for reinforcing and strengthening the web member. According to the utility model, the bearing plate is in a honeycomb structure, and the web member assembly is fixedly arranged on the bearing plate, so that redundant stress and strain are dispersed when bearing load, thereby reducing the influence on the structure and improving the torsional stability.

Description

A stable steel structure grid and a non-single-layer odd-numbered grid structure

Technical field

The utility model relates to the technical field of steel structure grids, specifically to a stable steel structure grid and a non-single-layer odd-numbered layer grid structure.

Background technique

The steel structure grid structure is currently a commonly used roof form in large domestic stadiums, industrial plants, theaters, waiting halls and other buildings. This new style of structure relies on the force of the steel body itself, using bolt balls to connect the steel columns together to support each other, forming a network into various spatial structures of different shapes.

The stability of the steel structure grid is a key factor that must be considered during the design and use of the steel structure grid. Specifically, it refers to the stability of the steel structure grid when it bears load and impact. When the steel structure grid is subjected to unexpected loads or impacts and cannot remain stable, collapse may occur; in this case, the deformation and stress of the steel structure grid will increase, leading to structural instability; when the steel structure grid is subjected to multiple When a load is applied, the steel structure grid may slip.

In view of this, there is an urgent need for a stable steel structure grid to solve the problem that steel structure grids in the prior art are prone to collapse and slip when subjected to multiple unexpected loads or impacts.

Utility model content

In view of the above-mentioned problems existing in the prior art, the present invention provides a stable steel structure grid and a non-single-layer odd-numbered grid structure to avoid collapse and slippage when subjected to multiple unexpected loads or impacts.

In order to achieve the above purpose, on the one hand, the utility model proposes a stable steel structure grid, which is connected through nodes, including:

The load-bearing plate has a plurality of regular hexagonal grooves on the upper and lower sides facing each other per unit area, and regular hexagonal through holes are provided in the regular hexagonal grooves;

The web rod assembly is fixed on the upper surface of the load-bearing plate by the node; the load-bearing plate is used to reinforce and reinforce the web rod members.

Preferably, the load-bearing plate includes:

A load-bearing beam is enclosed outside the regular hexagonal slot;

Reinforcing plates are arranged on both sides of the load-bearing beam, enclosing the regular hexagonal through hole, and are used to reinforce the load-bearing beam.

Preferably, the load-bearing beams intersect each other to form multiple intersection points.

Preferably, the intersection point includes a first connection position and a second connection position.

Preferably, the first connection position and the second connection position are adjacent to each other.

Preferably, the web rod assembly includes:

The web rod is fixed on the first connection position through the node, and the web rod is also connected through the node to form a regular tetrahedron.

Preferably, each of the web rod components is fixed above the regular hexagonal through hole.

Preferably, the nodes are welded hollow ball nodes.

Preferably, this embodiment also includes an even-layer grid structure, consisting of two grid units;

The second connection position of the lower surface of the load-bearing plate of the grid unit located on the upper layer is fixedly connected to the top node of the web rod assembly of the grid unit located on the lower layer; The top node of the web rod assembly of the grid unit is fixedly connected to the second connection position on the upper top surface of the load-bearing plate of the grid unit located on the lower floor.

Compared with the existing technology, the beneficial effects of the present utility model are: in the stable steel structure grid of the present utility model, the load-bearing plate is arranged into a honeycomb structure, and the web rod assembly is fixedly installed on the load-bearing plate. When bearing a load, Excess stresses and strains will be dispersed, thereby mitigating their impact on the structure and improving torsional stability.

On the other hand, this embodiment also proposes a stable steel structure grid structure with a non-single-layer odd-numbered layer grid structure, including the above-mentioned stable steel structure grid structure, and also includes a non-single-layer odd-numbered layer grid structure, consisting of The single-layer grid unit is fixed on the even-layer grid structure;

The odd-numbered layer grid structure includes web rod components and nodes, and the web rod components are fixed at the first connection positions on the upper surface of the even-numbered layer grid structure by nodes.

It can be understood that the above-mentioned non-single-layer odd-numbered layer grid structure adopts the stable steel structure grid provided by the present utility model. The above-mentioned non-single-layer odd-numbered grid structure has the same benefits as the stable steel structure grid. The effect will not be described again here.

Description of the drawings

Figure 1 is a schematic structural diagram of a stable steel structure grid according to an embodiment of the present invention;

Figure 2 is a schematic structural diagram of the lower load-bearing plate according to the embodiment of the present utility model;

Figure 3 is a schematic top structural view of the web rod assembly according to the embodiment of the present utility model;

Figure 4 is a schematic front structural view of the web rod assembly according to the embodiment of the present invention.

Reference signs include:

1-grid unit; 2-load-bearing plate; 21-load-bearing beam; 22-reinforcement plate; 23-first connection position; 24-second connection position; 3-web rod assembly; 31-welded hollow ball node; 32 ; Abdominal rod.

Detailed ways

The specific implementation manner of the present utility model will be further described in detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not used to limit the scope of the present invention.

In the description of this application, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", The orientations or positional relationships indicated by "top", "bottom", "inner", "outside", etc. are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present application and simplifying the description, and are not indicated or implied. The devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the application.

The terms “first” and “second” are used for descriptive purposes only and shall not be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of this application, unless otherwise stated, "plurality" means two or more.

In the description of this application, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection between the insides of two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood on a case-by-case basis.

The utility model will be described in detail below with reference to the accompanying drawings in the embodiments of the utility model.

The stability of the steel structure grid is a key factor that must be considered during the design and use of the steel structure grid. Specifically, it refers to the stability of the steel structure grid when it bears load and impact. When the steel structure grid encounters unexpected loads or impacts and cannot remain stable, it may collapse; in this case, the deformation and stress of the steel structure grid will increase, leading to structural instability; when the steel structure grid is subjected to multiple When a load is applied, the steel structure grid may slip.

In view of this, there is an urgent need for a stable steel structure grid to solve the problem that steel structure grids in the prior art are prone to collapse and slip when subjected to multiple unexpected loads or impacts.

The stable steel structure grid of the present invention sets the load-bearing plate into a honeycomb structure, and the web rod assembly is fixedly installed on the load-bearing plate. When bearing a load, excess stress and strain will be dispersed, thereby reducing its impact on the structure. influence and improve torsional stability.

Referring to Figure 1, the utility model proposes a stable steel structure grid, which is connected through nodes and includes:

The load-bearing plate 2 and the web rod assembly 3, in which the load-bearing plate 2 has several regular hexagonal slots on its upper and lower faces facing each other per unit area, and regular hexagonal through holes are opened in the regular hexagonal slots; while the web rod assembly 3 is composed of The nodes are fixed on the upper surface of the load-bearing plate 2; the load-bearing plate 2 is used to reinforce and reinforce the web members 32.

Specifically, the load-bearing plate 2 is provided with a number of regular hexagonal grooves and regular hexagonal through holes in the regular hexagonal grooves, thereby forming a honeycomb structure to improve the structural strength and at the same time reduce the weight. Form a highly stable steel structure grid.

It can be understood that by arranging the load-bearing plate 2 as a honeycomb structure, and the web rod assembly is fixedly installed on the load-bearing plate, when bearing the load, the excess stress and strain will be dispersed, thereby reducing its impact on the structure and improving the resistance. torsional stability.

As shown in FIGS. 1-2 , the load-bearing plate 2 of this embodiment includes: a load-bearing beam 21 and a reinforcing plate 22 , where the load-bearing beam 21 is enclosed outside the regular hexagonal groove; and the reinforcing plate 22 is provided on the outside of the load-bearing beam 21 On both sides, regular hexagonal through holes are enclosed for reinforcing the load-bearing beam 21 .

It can be understood that the reinforcing plate 22 further improves torsional stability by increasing the local area of the load-bearing beam 21 .

As shown in FIGS. 1-2 , the load-bearing beams 21 of this embodiment intersect with each other to form multiple intersection points.

As shown in FIGS. 1-2 , the intersection point in this embodiment includes a first connection position 23 and a second connection position 24 .

As shown in Figure 1-2, the first connection position 23 and the second connection position 24 of this embodiment are adjacent to each other.

As shown in Figures 3-4, the web rod assembly 3 of this embodiment includes:

The web rod 32 is fixed on the first connection position 23 through nodes, and the web rods 32 are also connected through nodes to form a regular tetrahedron.

Referring to Figure 1, each web rod assembly 3 of this embodiment is fixed above a regular hexagonal through hole.

As shown in Figure 3-4, the node in this embodiment is a welded hollow ball node 31.

Specifically, the welded hollow ball node 31 is formed by hot or cold pressing two circular steel plates into two hemispheres and then butt welding.

It can be understood that the welded hollow ball 31 has no directionality and can be connected to rods in any direction. It has clear force transmission, simple structure, beautiful appearance, convenient connection and strong applicability.

As shown in Figures 1-4, this embodiment also includes an even-layer grid structure, which is composed of two grid units 1;

The second connection position 24 on the lower surface of the load-bearing plate 2 of the grid unit 1 on the upper floor is fixedly connected to the top node of the web rod assembly 3 of the grid unit 1 on the lower floor; the web rod assembly of the grid unit 1 on the upper floor is fixedly connected. The top node of 3 is fixedly connected to the second connection position 24 on the upper surface of the load-bearing plate 2 of the grid unit 1 on the lower floor.

The stable steel structure grid of the present invention sets the load-bearing plate 2 into a honeycomb structure and fixes the web rod assembly 3 on the load-bearing plate 2. When bearing a load, excess stress and strain will be dispersed, thereby reducing Its impact on the structure improves torsional stability.

The stable steel structure grid of the present invention also further improves torsional stability by arranging reinforcing plates 22 and increasing the local area of the load-bearing beams 21 .

As shown in Figures 1-4, this embodiment also proposes a non-single-layer odd-numbered-layer grid structure, including the above-mentioned stable steel structure grid, and also includes a non-single-layer odd-numbered grid structure, which is composed of a single-layer The grid unit 1 is fixed on the even-numbered layer grid structure; the odd-numbered layer grid structure includes a web rod assembly 3 and nodes, and the web rod assembly 3 is fixed on the first connection position 23 on the upper surface of the even-numbered layer grid structure by the node. .

It can be understood that, based on the above-mentioned stable steel structure grid, the present invention also provides a non-single-layer odd-numbered layer grid structure, and the single-layer grid unit 1 is fixed on the even-numbered layer grid structure. It can be understood that the above-mentioned non-single-layer odd-numbered layer grid structure adopts the stable steel structure grid provided by the utility model, and the web rod assembly 3 is fixedly installed on the load-bearing plate 2. When bearing the load, the excess stress and Strain will be dispersed, thereby reducing its impact on the structure and improving torsional stability. That is, the above-mentioned non-single-layer odd-numbered layer grid structure has the same beneficial effects as the stable steel structure grid provided in this embodiment, and will not be described again here.

Those skilled in the art should understand that the purpose of the above description of the embodiments of the present invention is only to illustrate the beneficial effects of the embodiments of the present invention, and is not intended to limit the embodiments of the present invention to the given examples. Any examples.

The above are only the preferred embodiments of the present invention. It should be pointed out that those of ordinary skill in the art can also make several improvements and substitutions without departing from the technical principles of the present utility model. These improvements and substitutions It should also be regarded as the protection scope of the present utility model.

Claims (10)

1. A stable steel structure grid, connected through nodes, characterized by including: The load-bearing plate has a plurality of regular hexagonal grooves on the upper and lower sides facing each other per unit area, and regular hexagonal through holes are provided in the regular hexagonal grooves; The web rod assembly is fixed on the upper surface of the load-bearing plate by the node; the load-bearing plate is used to reinforce and reinforce the web rod members. 2. A stable steel structure grid according to claim 1, characterized in that the load-bearing plate includes: A load-bearing beam is enclosed outside the regular hexagonal slot; Reinforcing plates are arranged on both sides of the load-bearing beam, enclosing the regular hexagonal through hole, and are used to reinforce the load-bearing beam. 3. A stable steel structure grid according to claim 2, characterized in that the load-bearing beams intersect with each other to form multiple intersection points. 4. A stable steel structure grid according to claim 3, characterized in that the intersection point includes a first connection position and a second connection position. 5. A stable steel structure grid according to claim 4, characterized in that the first connection position and the second connection position are adjacent to each other. 6. A stable steel structure grid according to claim 5, characterized in that the web rod assembly includes: The web rod is fixed on the first connection position through the node, and the web rod is also connected through the node to form a regular tetrahedron. 7. A stable steel structure grid according to claim 6, characterized in that each of the web rod components is fixed above the regular hexagonal through hole. 8. A stable steel structure grid according to claim 7, characterized in that the nodes are welded hollow ball nodes. 9. A stable steel structure grid according to any one of claims 4 to 8, characterized in that it also includes an even-numbered grid structure composed of two grid units; The second connection position of the lower bottom surface of the load-bearing plate of the grid unit located on the upper layer is fixedly connected to the top node of the web rod assembly of the grid unit located on the lower layer; the grid located on the upper layer The top node of the web rod assembly of the frame unit is fixedly connected to the second connection position on the upper top surface of the load-bearing plate of the grid unit located on the lower floor. 10. A non-single-layer odd-numbered-layer grid structure, applied to the stable steel structure grid according to any one of claims 1 to 9, characterized in that it also includes a non-single-layer odd-numbered grid structure, The single-layer grid unit is fixed on the even-numbered grid structure; The odd-numbered layer grid structure includes web rod components and nodes, and the web rod components are fixed at the first connection positions on the upper surface of the even-numbered layer grid structure by nodes.