Steel structure hub joint used in pyramid-shaped roof

Abstract

The utility model relates to a steel structure hub joint used in a pyramid-shaped roof, and belongs to the technical field of steel structure constructions.The steel structure hub joint comprises multiple steel beams, steel pipes, connecting plates, horizontal sealing plates and pyramid-shaped sealing plates, the multiple steel beams are arranged in a cone shape, the ends of the multiple steel beams are gathered at one point, and the other ends of the multiple steel beams are unfolded; the steel pipes are located at the gathering points of the ends of the steel beams, the steel beams and the steel pipes are arranged in the circumferential direction, the connecting plates are located between the steel beams and the steel pipes and used for connecting the steel beams and the steel pipes, the horizontal sealing plates are arranged at the bottoms of the steel pipes, and the lower surfaces of the steel beams are fixedly arranged on the horizontal sealing plates. The pyramid-shaped sealing plate is arranged at the top of the steel pipe, is inclined and is fixedly arranged on the upper surface of the steel beam. The method has the effect of improving the node connection quality.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of steel structure buildings, in particular to a steel structure hub node used in a pyramid-shaped roof. BACKGROUND

[0002] Steel structure buildings have flexible and various shapes, some of which have a multi-pyramid-shaped roof, that is, multiple edges intersect at a roof vertex. Generally, steel beams are arranged along the edges, and the steel beams also converge at the vertex. However, when a large number of steel beams converge, the node design becomes a key technical problem. At present, the steel beams at the intersection points are usually welded with each other, a ring beam is arranged to break the steel beams, and a traditional hub node is used.

[0003] However, when the steel beams at the intersection points are welded with each other, a large number of plates are used, the welding effect is poor, and the node connection quality is affected; when the ring beam is arranged, the force transmission path is turned, the force transmission is not direct, and the structural efficiency is low; and the traditional hub node cannot be used for the pyramid-shaped roof and affects the roof installation in some cases. CONTENT OF THE UTILITY MODEL

[0004] In order to improve the node connection quality, the application provides a steel structure hub node used in a pyramid-shaped roof.

[0005] The steel structure hub node used in the pyramid-shaped roof provided by the application adopts the following technical scheme:

[0006] The steel structure hub node used in the pyramid-shaped roof comprises steel beams, steel pipes, connecting plates, a horizontal sealing plate and a pyramid-shaped sealing plate, the steel beams are arranged in a conical body and a plurality of the steel beams converge at one point and expand at the other end, the steel pipes are located at the convergence point of the end of the steel beams and are arranged in a circle around the steel beams, the connecting plates are located between the steel beams and the steel pipes and are used for connecting the steel beams and the steel pipes, the horizontal sealing plate is arranged at the bottom of the steel pipes and the lower surface of the steel beams is fixedly arranged on the horizontal sealing plate, and the pyramid-shaped sealing plate is arranged at the top of the steel pipes and is inclined and fixedly arranged on the upper surface of the steel beams.

[0007] Optionally, the steel beams are H-shaped steel beams.

[0008] Optionally, the connecting plate comprises an outwardly extending connecting plate and a fixed plate, the outwardly extending connecting plate is fixedly arranged on the surface of the steel pipe, the fixed plate is attached to the web of the steel beam, and the fixed plate and the web of the steel beam are fixedly connected by bolts.

[0009] Optionally, a first adapter plate is arranged between the horizontal sealing plate and the lower flange plate of the steel beam, the first adapter plate is fixedly arranged on the horizontal sealing plate, and the first adapter plate is located on the side of the horizontal sealing plate and is used for supporting the lower flange plate of the steel beam and the lower flange plate of the steel beam is fixedly arranged on the first adapter plate.

[0010] Optionally, the first adapter plate is located in the circumference of the horizontal sealing plate and is obliquely arranged on the horizontal sealing plate, and the lower flange plate of the steel beam is in the same straight line with the horizontal sealing plate.

[0011] Optionally, a second adapter plate is arranged between the pyramid-shaped sealing plate and the upper flange plate of the steel beam, the second adapter plate is fixedly arranged on the pyramid-shaped sealing plate, and the second adapter plate is located on one side of the pyramid-shaped sealing plate and used for receiving the upper flange plate of the steel beam, and the upper flange plate of the steel beam is fixedly arranged on the second adapter plate.

[0012] Optionally, the horizontal sealing plate has a polygonal cross section and is consistent in number with the steel beams.

[0013] Optionally, the pyramid-shaped sealing plates are consistent in number with the edges of the horizontal sealing plate, the edges of the pyramid-shaped sealing plates abut each other, and the tips of the pyramid-shaped sealing plates converge on the axis of the steel pipe.

[0014] Optionally, a partition plate is arranged in the steel pipe, and the partition plate has a circular shape and is fixedly arranged on the inner wall of the steel pipe.

[0015] Optionally, first arc-shaped notches are formed in the end surface of the outer extension connecting plate opposite to the adjacent end surface, second arc-shaped notches are formed in the web plate of the steel beam and opposite to the first arc-shaped notches, the first arc-shaped notches and the second arc-shaped notches are spliced into semicircular notches, and the first adapter plate and the second adapter plate are located in the semicircular notches.

[0016] In summary, the present application has at least one of the following beneficial technical effects:

[0017] 1. When the pyramid-shaped roof is installed, the steel beams converge at the apex position, the steel pipe is arranged at the convergence point of the steel beams, the connecting plate is used to connect the steel beams and the steel pipe, the horizontal sealing plate is arranged at the bottom of the steel pipe, the position of the steel beam is adjusted, the lower surface of the steel beam is fixed on the horizontal sealing plate, the pyramid-shaped sealing plate is arranged at the top of the steel pipe, the pyramid-shaped sealing plate is fixed on the upper surface of the steel beam, and the connecting plate with different shapes is arranged on the steel pipe and connected with the steel beam; the connection node is more reliable, the force transmission path is more optimal, and the roof modeling is not affected. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a top view of a steel structure hub node in a pyramid-shaped roof according to an embodiment of the present application;

[0019] Figure 2 is Figure 1 an enlarged schematic view of part A in

[0020] Figure 3 is Figure 2 an enlarged schematic view of part B in

[0021] Figure 4is a partial enlarged view of a top view of a steel structure hub node in a pyramid roof according to an embodiment of the present application;

[0022] Figure 5 is a connection diagram for connecting a connecting plate and a steel beam in a pyramid roof according to an embodiment of the present application;

[0023] Figure 6 is a schematic view of an A-A section in a pyramid roof according to an embodiment of the present application.

[0024] Legend: 1, steel beam; 2, steel pipe; 3, connecting plate; 31, outward extending connecting plate; 32, fixing plate; 4, horizontal sealing plate; 5, pyramid sealing plate; 6, first adapter plate; 7, second adapter plate; 8, first arc-shaped notch; 9, second arc-shaped notch. DETAILED DESCRIPTION

[0025] The following will be described in detail below with reference to the accompanying Figures 1-6 The present application will be further described in detail.

[0026] The present application discloses a steel structure hub node in a pyramid roof. Referring to Figure 1 、 Figure 2 and Figure 3 , the steel structure hub node in the pyramid roof comprises a steel beam 1, a steel pipe 2, a connecting plate 3, a horizontal sealing plate 4 and a pyramid sealing plate 5, the steel beam 1 is provided in a plurality of and arranged in a conical body, the plurality of steel beams 1 are gathered at one point at the end, the other end is unfolded, the steel pipe 2 is located at the gathering point of the end of the steel beam 1, and the steel beam 1 and the steel pipe 2 are arranged circumferentially, the connecting plate 3 is located between the steel beam 1 and the steel pipe 2, and the connecting plate 3 is used to connect the steel beam 1 and the steel pipe 2, in combination Figure 4 、 Figure 5 and Figure 6 , the horizontal sealing plate 4 is arranged at the bottom of the steel pipe 2, and the lower surface of the steel beam 1 is fixedly arranged on the horizontal sealing plate 4, and the pyramid sealing plate 5 is arranged at the top of the steel pipe 2 and is inclined, and is fixedly arranged on the upper surface of the steel beam 1.

[0027] When the pyramid roof is installed, the steel beams 1 are gathered at the vertex position, the steel pipe 2 is arranged at the gathering point of the steel beams 1, the connecting plate 3 is used to connect the steel beams 1 and the steel pipe 2, the horizontal sealing plate 4 is arranged at the bottom of the steel pipe 2, the position of the steel beam 1 is adjusted, the lower surface of the steel beam 1 is fixed on the horizontal sealing plate 4, the pyramid sealing plate 5 is arranged at the top of the steel pipe 2, the pyramid sealing plate 5 is fixed on the upper surface of the steel beam 1, and the connecting plate 3 of different shapes is arranged on the steel pipe 2 to be connected with the steel beam 1; the connection node is more reliable, the force transmission path is more optimal, and the roof modeling is not affected.

[0028] Referring to Figure 5In the embodiment of the present application, the steel beam 1 is an H-shaped steel beam 1; the H-shaped steel beam 1 has an H-shaped section, which facilitates the connection of the connecting plate 3, the horizontal sealing plate 4 and the pyramid-shaped sealing plate 5 with the steel beam 1; and the H-shaped steel beam 1 has the advantages of high load and low cost.

[0029] With reference to Figure 4 and Figure 5 In the embodiment of the present application, in order to facilitate the connection of the steel pipe 2 and the steel beam 1, the connecting plate 3 comprises an overhanging connecting plate 31 and a fixing plate 32; the overhanging connecting plate 31 is fixedly arranged on the surface of the steel pipe 2 and is welded on the surface of the steel pipe 2; in the embodiment of the present application, two fixing plates 32 are arranged and are located on both sides of the web plate of the steel beam 1; the fixing plate 32 and the web plate of the steel beam 1 are fixedly connected by bolts; when the steel pipe 2 and the steel beam 1 are connected, the overhanging connecting plate 31 is first welded on the surface of the steel pipe 2; then the overhanging connecting plate 31 and the web plate of the steel beam 1 are clamped by the fixing plate 32; and finally the fixing plate 32, the overhanging connecting plate 31 and the web plate of the steel beam 1 are fixedly connected by bolts, which is simple and convenient to operate. In other embodiments, the fixing plate 32 can be arranged as one and be attached to the web plate of the steel beam 1.

[0030] With reference to Figure 4 and Figure 6 In the embodiment of the present application, the first adapter plate 6 is arranged between the horizontal sealing plate 4 and the lower flange plate of the steel beam 1; the first adapter plate 6 is fixedly arranged on the horizontal sealing plate 4; the first adapter plate 6 is located on one side of the horizontal sealing plate 4 and is used to support the lower flange plate of the steel beam 1; and the lower flange plate of the steel beam 1 is fixedly arranged on the first adapter plate 6; when the horizontal sealing plate 4 and the lower flange plate of the steel beam 1 are connected, the first adapter plate 6 is first fixed on the horizontal sealing plate 4; then the end of the steel beam 1 is lowered on the first adapter plate 6; and finally the end of the steel beam 1 is welded on the first adapter plate 6, which is simple and convenient to operate.

[0031] With reference to Figure 4 and Figure 6 In order to facilitate the seamless connection of the first adapter plate 6 and the steel beam 1, the first adapter plate 6 is located in the circumferential direction of the horizontal sealing plate 4 and is obliquely arranged on the horizontal sealing plate 4; and the lower flange plate of the steel beam 1 is located on the same straight line as the horizontal sealing plate 4.

[0032] With reference to Figure 4 and Figure 6 In the embodiment of the present application, in order to facilitate the fixed connection of the pyramid-shaped sealing plate 5 and the upper flange plate of the steel beam 1, the second adapter plate 7 is arranged between the pyramid-shaped sealing plate 5 and the upper flange plate of the steel beam 1; the second adapter plate 7 is fixedly arranged on the pyramid-shaped sealing plate 5; the second adapter plate 7 is located on one side of the pyramid-shaped sealing plate 5 and is used to support the upper flange plate of the steel beam 1; the upper flange plate of the steel beam 1 is fixedly arranged on the second adapter plate 7; and the upper flange plate of the steel beam 1 is welded on the second adapter plate 7.

[0033] With reference to Figure 4 and Figure 6In order to facilitate the connection of the steel beam 1, the horizontal sealing plate 4 and the pyramid sealing plate 5, the first arc-shaped notch 8 is arranged on the end face of the outer extension connecting plate 31 opposite to the adjacent end face, the second arc-shaped notch 9 is arranged on the web plate of the steel beam 1 opposite to the first arc-shaped notch 8, the first arc-shaped notch 8 and the second arc-shaped notch 9 are spliced into a semicircular notch, and the first adapter plate 6 and the second adapter plate 7 are located in the semicircular notch.

[0034] Referring to Figure 4 and Figure 6 In the embodiment of the present application, the cross section of the horizontal sealing plate 4 is polygonal and consistent with the number of the steel beams 1.

[0035] Referring to Figure 4 and Figure 6 In the embodiment of the present application, the number of the pyramid sealing plates 5 is consistent with the number of the edges of the horizontal sealing plate 4, the edges of the pyramid sealing plates 5 abut each other, and the tips of the pyramid sealing plates 5 converge on the axis of the steel pipe 2.

[0036] Referring to Figure 4 and Figure 6 Figure 4 Figure 6 In the embodiment of the present application, a partition plate is arranged in the steel pipe 2, and the partition plate is circular and fixedly arranged on the inner wall of the steel pipe 2.

[0037] The implementation principle of the steel structure hub node in the pyramid roof in the embodiment of the present application is as follows:

[0038] During the installation of the pyramid roof, the steel beams 1 converge at the vertex position, the steel pipe 2 is arranged at the convergence point of the steel beams 1, and the connecting plate 3 is used to connect the steel beams 1 and the steel pipe 2. When the steel pipe 2 and the steel beam 1 are connected, the outer extension connecting plate 31 is first welded on the surface of the steel pipe 2, then the fixing plate 32 is used to clamp the outer extension connecting plate 31 and the web plate of the steel beam 1, and then the fixing plate 32, the outer extension connecting plate 31 and the web plate of the steel beam 1 are fixedly connected by using bolts. Then, the horizontal sealing plate 4 is arranged at the bottom of the steel pipe 2, and the position of the steel beam 1 is adjusted. When the horizontal sealing plate 4 and the lower flange plate of the steel beam 1 are connected, the first adapter plate 6 is first fixed on the horizontal sealing plate 4, then the end of the steel beam 1 is lowered onto the first adapter plate 6, and then the end of the steel beam 1 is welded on the first adapter plate 6. The pyramid sealing plate 5 is arranged on the top of the steel pipe 2, and the pyramid sealing plate 5 is fixed on the upper surface of the steel beam 1. Different shaped connecting plates 3 are arranged on the steel pipe 2 to be connected with the steel beam 1. The connection node is more reliable, the force transmission path is more optimal, and the roof modeling is not affected.

[0039] The above are the preferred embodiments of the present application, which do not limit the protection scope of the present application. Therefore, any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A steel structural hub node for use in a pyramidal roof, characterized by: The utility model provides a steel beam (1), steel pipe (2), connecting plate (3), horizontal closing plate (4) and pyramid closing plate (5), the steel beam (1) is provided with multiple and is arranged in the shape of pyramid, multiple the steel beam (1) end gathers in a point, the other end spreads out, the steel pipe (2) is located the gathering point of steel beam (1) end, and the steel beam (1) steel pipe (2) circumferential arrangement, the connecting plate (3) is located between steel beam (1) and steel pipe (2), the connecting plate (3) is used for connecting steel beam (1) and steel pipe (2), the horizontal closing plate (4) is set up at the bottom of steel pipe (2), and the lower surface of steel beam (1) is fixedly arranged on horizontal closing plate (4), the pyramid closing plate (5) is set up at the top of steel pipe (2) and is inclined, and is fixedly arranged on the upper surface of steel beam (1).

2. A steel structural hub node for use in a pyramidal roof according to claim 1, characterized in that: The steel beam (1) is an H-shaped steel beam.

3. A steel structural hub node for use in a pyramidal roof according to claim 2, wherein: The connecting plate (3) includes an overhanging connecting plate (31) and a fixed plate (32), the overhanging connecting plate (31) is fixedly arranged on the surface of the steel pipe (2), and the fixed plate (32) is attached to the web of the steel beam (1), the fixed plate (32) and the web of the steel beam (1) are fixedly connected by bolts.

4. A steel structural hub node for use in a pyramidal roof according to claim 3, wherein: The first adapter plate (6) is fixedly arranged on the horizontal closing plate (4), and the first adapter plate (6) is located on one side of the horizontal closing plate (4) to support the lower flange plate of the steel beam (1), and the lower flange plate of the steel beam (1) is fixedly arranged on the first adapter plate (6).

5. A steel structural hub node for use in a pyramidal roof according to claim 4, wherein: The first adapter plate (6) is circumferentially located on the horizontal closing plate (4) and is obliquely arranged on the horizontal closing plate (4), and the lower flange plate of the steel beam (1) is located on the same straight line as the horizontal closing plate (4).

6. A steel structural hub node for use in a pyramidal roof according to claim 5, wherein: The second adapter plate (7) is fixedly arranged on the pyramid closing plate (5), and the second adapter plate (7) is located on one side of the pyramid closing plate (5) to support the upper flange plate of the steel beam (1), and the upper flange plate of the steel beam (1) is fixedly arranged on the second adapter plate (7).

7. A steel structural hub node for use in a pyramidal roof as defined in claim 1, wherein: The horizontal closing plate (4) has a polygonal cross section and is consistent in number with the steel beam (1).

8. A steel structural hub node for use in a pyramidal roof according to claim 7, wherein: The number of the pyramid closing plate (5) is consistent with the number of edges of the horizontal closing plate (4), the edges of the pyramid closing plate (5) abut each other, and the tips of the pyramid closing plate (5) converge on the axis of the steel pipe (2).

9. A steel structural hub node for use in a pyramidal roof as defined in claim 1, wherein: A partition is arranged in the steel pipe (2), and the partition is circular and has an edge fixedly arranged on the inner wall of the steel pipe (2).

10. A steel structural hub node for use in a pyramidal roof as defined in claim 6, wherein: The end surface of the overhanging connecting plate (31) opposite to the web of the steel beam (1) is provided with a first arc-shaped notch (8), the web of the steel beam (1) is provided with a second arc-shaped notch (9) opposite to the first arc-shaped notch (8), the first arc-shaped notch (8) and the second arc-shaped notch (9) are half-circle notches, and the first adapter plate (6) and the second adapter plate (7) are located in the half-circle notches.

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