CN220318767U - Transverse multi-support cast steel node - Google Patents

Abstract

The utility model provides a transverse multi-support cast steel node, which can meet the design requirement of a double-layer large-span curved surface and meet the requirements of bearing capacity and large span, and comprises the following components: the hollow cavity comprises a spherical cavity and 4 expansion cavities distributed in an annular array based on the spherical cavity; the plurality of transverse support pipes transversely extend out from the middle part of the spherical cast steel node and comprise a first branch pipe, a second main pipe, a sixth branch pipe, a seventh branch pipe, a ninth main pipe, a tenth branch pipe and an eleventh branch pipe which are sequentially arranged clockwise, wherein the included angle between the first branch pipe and the second main pipe is 35 degrees; the included angle between the second main pipe and the sixth branch pipe is 102 degrees; the included angle between the sixth branch pipe and the seventh branch pipe is 29 degrees; the included angle between the seventh branch pipe and the ninth main pipe is 50 degrees; the included angle between the ninth main pipe and the tenth branch pipe is 45 degrees; the angle between the tenth branch pipe and the eleventh branch pipe is 56 degrees.

Description

Transverse multi-support cast steel node

Technical Field

The utility model relates to the field of cast steel nodes, in particular to a transverse multi-support cast steel node.

Background

The cast steel node not only solves the difficulty that the spherical diameter of the welded spherical node is overlarge due to the large structural span, but also solves the problem that the construction is inconvenient due to the fact that the intersecting line of the steel pipe is cut.

However, with rapid development of the building industry, in order to meet the modeling and functional requirements on various structural spans, the design of double-layer and multi-layer large-span curved surfaces is more and more, and the modern development requirements are not met by the traditional component form.

Disclosure of Invention

The utility model aims to provide a transverse multi-support cast steel node which can meet the design requirement of a double-layer large-span curved surface and meet the requirements of bearing capacity and large span.

Embodiments of the present utility model are implemented as follows:

a transverse multi-support cast steel node, the transverse multi-support cast steel node comprising: the hollow cavity comprises a spherical cavity and 4 expansion cavities distributed in an annular array based on the spherical cavity; the plurality of transverse support pipes transversely extend out from the middle part of the spherical cast steel node and comprise a first branch pipe, a second main pipe, a sixth branch pipe, a seventh branch pipe, a ninth main pipe, a tenth branch pipe and an eleventh branch pipe which are sequentially arranged clockwise, wherein the included angle between the first branch pipe and the second main pipe is 35 degrees; the included angle between the second main pipe and the sixth branch pipe is 102 degrees; the included angle between the sixth branch pipe and the seventh branch pipe is 29 degrees; the included angle between the seventh branch pipe and the ninth main pipe is 50 degrees; the included angle between the ninth main pipe and the tenth branch pipe is 45 degrees; the angle between the tenth branch pipe and the eleventh branch pipe is 56 degrees.

In a preferred embodiment of the present utility model, a lifting lug is arranged at the top of the spherical cast steel node.

In a preferred embodiment of the present utility model, a third branch pipe and a fifth branch pipe are disposed at the lower part of the spherical cast steel node, a fourth branch pipe is disposed at the upper part of the spherical cast steel node, and the axes of the fourth branch pipe, the sixth branch pipe, the fifth branch pipe and the third branch pipe are coincident with each other, and an included angle between the third branch pipe and the fifth branch pipe is 46 °; the included angle between the fifth branch pipe and the sixth branch pipe is 44 degrees; the included angle between the fifth branch pipe and the third branch pipe is 45 degrees.

In a preferred embodiment of the present utility model, cylindrical through holes with a slope of 4 ° are provided in the second main pipe and the ninth main pipe, and the cylindrical through holes are communicated with the hollow cavity.

In a preferred embodiment of the present utility model, the second main pipe and the ninth main pipe have diameters of 219mm, and the maximum diameter of the cylindrical through hole is 155mm.

The embodiment of the utility model has the beneficial effects that: the spherical cast steel joint is provided with a plurality of transverse supporting pipes at the transverse position, each transverse supporting pipe comprises two symmetrical main pipes and a plurality of branch pipes, the transverse supporting pipes can be suitable for a large-span curved surface with a double-layer structure, then the upper part of the spherical cast steel joint is provided with 1 branch pipe as a top part for connection, and the lower part of the spherical cast steel joint is also provided with 3 branch pipes as an oblique support, so that the supporting strength is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top view of a cast steel node according to an embodiment of the present utility model;

FIG. 2 is a transverse cross-sectional view of a cast steel node according to an embodiment of the present utility model;

FIG. 3 is an axial cross-sectional view of third-sixth branch pipes according to an embodiment of the present utility model;

FIG. 4 is a perspective view of an embodiment of the present utility model;

icon: spherical cast steel node 0; a first branch pipe 1; a second main pipe 2; a third branch pipe 3; a fourth branch pipe 4; a fifth branch pipe 5; a sixth branch pipe 6; a seventh branch pipe 7; an eighth branch pipe 8; a ninth main pipe 9; a tenth branch pipe 10; an eleventh branch pipe 11; lifting lug 001.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

First embodiment

Referring to fig. 1-4, the present embodiment provides a lateral multi-support cast steel node comprising: the spherical cast steel joint 0 and a plurality of transverse supporting pipes are used for transverse network welding, and branch pipes are arranged at the upper part and the lower part of the spherical cast steel joint 0 and used for reinforcing connection.

Specifically, a hollow cavity is arranged in the spherical cast steel node 0, the hollow cavity comprises a spherical cavity and 4 expansion cavities distributed in an annular array based on the spherical cavity, the expansion cavities are expansion cavities with a section of 90 degrees in a fan shape, and the distance between the expansion cavities is 40mm. The diameter of the spherical cast steel node 0 is 450mm, and the diameter of the spherical cavity is 250mm; the diameter of the enlarged cavity is 370mm.

Referring to fig. 2, a plurality of transverse support pipes extend transversely from the middle of a spherical cast steel node 0, and include a first branch pipe 1, a second main pipe 2, a sixth branch pipe 6, a seventh branch pipe 7, a ninth main pipe 9, a tenth branch pipe 10 and an eleventh branch pipe 11, which are sequentially arranged clockwise, wherein the pipes form a rounded transition, and the included angle between the first branch pipe 1 and the second main pipe 2 is 35 degrees; the included angle between the second main pipe 2 and the sixth branch pipe 6 is 102 degrees; the included angle between the sixth branch pipe 6 and the seventh branch pipe 7 is 29 degrees; the included angle between the seventh branch pipe 7 and the ninth main pipe 9 is 50 degrees; the included angle between the ninth main pipe 9 and the tenth branch pipe 10 is 45 degrees; the angle between the tenth branch pipe 10 and the eleventh branch pipe 11 is 56 °. The first branch pipe 1 has a diameter of 114mm and is provided with a cylindrical groove with a slope of 2 deg., a maximum diameter of 64mm and a depth of 145mm.

The second main pipe 2 and the ninth main pipe 9 are internally provided with cylindrical through holes with inclination of 4 degrees, the cylindrical through holes are communicated with the hollow cavity, the diameters of the second main pipe 2 and the ninth main pipe 9 are 219mm, and the maximum diameters of the cylindrical through holes are 155mm.

The sixth/eleventh branch pipe has a diameter of 159mm and is provided with a cylindrical groove having a slope of 2 deg., a maximum diameter of 109mm and a depth of 195mm. The seventh/tenth branch pipe has a diameter of 114mm and is provided therein with a cylindrical groove having a slope of 2 deg., a maximum diameter of 64mm and a depth of 170mm.

And a lifting lug 001 is arranged right above the top of the spherical cast steel node 0, so that the cast steel node is convenient to assemble and weld.

Referring to fig. 3, a third branch pipe 3 and a fifth branch pipe 5 are arranged at the lower part of the spherical cast steel node 0, a fourth branch pipe 4 is arranged at the upper part of the spherical cast steel node 0, the axes of the fourth branch pipe 4, the sixth branch pipe 6, the fifth branch pipe 5 and the third branch pipe 3 are overlapped by taking a lifting lug 001 as a top view, and the included angle between the third branch pipe 3 and the fifth branch pipe 5 is 46 degrees; the included angle between the fifth branch pipe 5 and the sixth branch pipe 6 is 44 degrees; the angle between the fifth branch pipe 5 and the third branch pipe 3 is 45 deg..

The third branch 3 has a diameter of 159mm and a cylindrical groove with a slope of 2, a maximum diameter of 109mm and a depth of 195mm. The fifth branch 5 has a diameter of 114mm and is provided with a cylindrical groove with a slope of 2 deg., a maximum diameter of 64mm and a depth of 145mm.

The lower part of the spherical cast steel node 0 is also provided with an eighth branch pipe 8, and the included angle between the eighth branch pipe 8 and the third branch pipe 3 is 53 degrees by taking the round hole surface of the lifting lug 001 as the forward direction. The eighth branch pipe 8 and the ninth main pipe 9 are overlapped in the plan view. The fifth branch 5 has a diameter of 140mm and is provided with a cylindrical groove of circular base having a slope of 2 deg., a maximum diameter of 90mm and a depth of 145mm.

The fourth branch 4 at the top has a diameter of 168mm and is provided with a cylindrical groove at the bottom, the groove having a slope of 2 °, a maximum diameter of 118mm and a depth of 195mm.

In summary, a plurality of transverse supporting pipes are arranged at the transverse position of the spherical cast steel node 0 in the utility model, each transverse supporting pipe comprises two symmetrical main pipes and a plurality of supporting pipes, the transverse supporting pipes can be suitable for a large-span curved surface with a double-layer structure, then 1 supporting pipe is arranged at the upper part of the spherical cast steel node 0 and is used as a top for connection, and 3 supporting pipes are also arranged below the spherical cast steel node as oblique supporting pipes, so that the supporting strength is improved.

This description describes examples of embodiments of the utility model and is not intended to illustrate and describe all possible forms of the utility model. It should be understood that the embodiments in the specification may be embodied in many alternate forms. The figures are not necessarily to scale; some features may be exaggerated or minimized to show details of particular components. Specific structural and functional details disclosed are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present utility model. Those skilled in the art will appreciate that a plurality of features illustrated and described with reference to any one drawing may be combined with features illustrated in one or more other drawings to form embodiments not explicitly illustrated or described. The illustrated combination of features provides representative embodiments for typical applications. However, various combinations and modifications of the features consistent with the teachings of the present utility model may be used in particular applications or implementations as desired.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. A transverse multi-support cast steel node, the transverse multi-support cast steel node comprising: the spherical cast steel joint is internally provided with a hollow cavity, and the hollow cavity comprises a spherical cavity and 4 expansion cavities distributed in an annular array based on the spherical cavity;

the transverse support pipes extend out transversely from the middle of the spherical cast steel node and comprise a first branch pipe, a second main pipe, a sixth branch pipe, a seventh branch pipe, a ninth main pipe, a tenth branch pipe and an eleventh branch pipe which are sequentially arranged clockwise, wherein the included angle between the first branch pipe and the second main pipe is 35 degrees; the included angle between the second main pipe and the sixth branch pipe is 102 degrees; the included angle between the sixth branch pipe and the seventh branch pipe is 29 degrees; the included angle between the seventh branch pipe and the ninth main pipe is 50 degrees; the included angle between the ninth main pipe and the tenth branch pipe is 45 degrees; the included angle between the tenth branch pipe and the eleventh branch pipe is 56 degrees.

2. The transverse multi-support cast steel node of claim 1, wherein a lifting lug is provided on top of the spherical cast steel node.

3. The transverse multi-support cast steel joint according to claim 2, wherein a third branch pipe and a fifth branch pipe are arranged at the lower part of the spherical cast steel joint, a fourth branch pipe is arranged at the upper part of the spherical cast steel joint, the axes of the fourth branch pipe, the sixth branch pipe, the fifth branch pipe and the third branch pipe are coincident, and the included angle between the third branch pipe and the fifth branch pipe is 46 degrees; the included angle between the fifth branch pipe and the sixth branch pipe is 44 degrees; the included angle between the fifth branch pipe and the third branch pipe is 45 degrees.

4. The transverse multi-support cast steel node according to claim 1, wherein cylindrical through holes with the inclination of 4 degrees are arranged in the second main pipe and the ninth main pipe, and the cylindrical through holes are communicated with the hollow cavity.

5. The transverse multi-support cast steel node of claim 4 wherein the diameter of the second main pipe and the ninth main pipe is 219mm and the maximum diameter of the cylindrical through hole is 155mm.