CN219196255U - Nine-branch spherical cast steel node - Google Patents
Nine-branch spherical cast steel node Download PDFInfo
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- CN219196255U CN219196255U CN202320028424.3U CN202320028424U CN219196255U CN 219196255 U CN219196255 U CN 219196255U CN 202320028424 U CN202320028424 U CN 202320028424U CN 219196255 U CN219196255 U CN 219196255U
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Abstract
The utility model provides a spherical cast steel node of nine branch pipes, which can reduce the weight of the spherical cast steel node to the maximum extent while guaranteeing the bearing capacity of the cast steel node, and comprises the following components: the hollow sphere has a radius of 300mm, and a hollow cavity is arranged inside the hollow sphere; the hollow cavity is formed by 1 spherical cavity with radius of 160mm and 4 expansion cavities with sector cross sections; the central axis of the first cylindrical branch pipe passes through the sphere center, and a first cavity with the inclination of 4 degrees is arranged in the first cylindrical branch pipe and penetrates through the hollow cavity; the sixth polygonal column branch pipe is an eight-prism branch pipe, is arranged on the outer wall of the hollow sphere and is opposite to the first cylindrical branch pipe in arrangement position, the first cylindrical branch pipe is overlapped with the central axis of the sixth polygonal column branch pipe, and the pipe orifice of the sixth polygonal column branch pipe is provided with a hemispherical groove; 7 multi-edge branch pipes are distributed on a hemisphere defined by the first cylindrical branch pipe, the sixth multi-prism branch pipe and the lifting lug plate.
Description
Technical Field
The utility model relates to the field of cast steel nodes, in particular to a spherical cast steel node with nine branch pipes.
Background
Spherical cast steel nodes are commonly known as cast steel hollow spherical nodes, cast steel penetration nodes, cast steel support nodes, cast steel cable clamp nodes, roof cable nodes and the like. With the rapid development of the construction industry, the traditional component forms have failed to meet the modern development requirements in order to meet the modeling and functional requirements over various structural spans.
Disclosure of Invention
The utility model aims to provide a spherical cast steel node of a nine branch pipe, which can ensure the bearing capacity of the cast steel node and simultaneously reduce the weight of the spherical cast steel node to the maximum extent.
Embodiments of the present utility model are implemented as follows:
a nine-branch spherical cast steel node, the spherical cast steel node comprising: the hollow sphere has a radius of 300mm, and a hollow cavity is arranged inside the hollow sphere; the hollow cavity is formed by 1 spherical cavity with radius of 160mm and 4 expansion cavities with sector cross sections; the top of the hollow sphere is provided with a lifting lug plate; the first cylindrical branch pipe is arranged on the outer wall of the hollow sphere and is perpendicular to the lifting lug plate, the central axis of the first cylindrical branch pipe passes through the sphere center, and a first cavity with the inclination of 4 degrees is arranged in the first cylindrical branch pipe and penetrates through the hollow cavity; the sixth polygonal column branch pipe is an eight-prism branch pipe, is arranged on the outer wall of the hollow sphere and is opposite to the first cylindrical branch pipe in arrangement position, the first cylindrical branch pipe is overlapped with the central axis of the sixth polygonal column branch pipe, and the pipe orifice of the sixth polygonal column branch pipe is provided with a hemispherical groove; the 7 multi-edge branch pipes are distributed on a hemisphere defined by the first cylindrical branch pipe, the sixth multi-prism branch pipe and the lifting lug plate ring, and comprise a second square branch pipe, a third square branch pipe, a fourth square branch pipe, a fifth hexagonal prism branch pipe, a seventh hexagonal prism branch pipe, an eighth hexagonal prism branch pipe and a ninth square branch pipe, wherein the fifth hexagonal prism branch pipe is opposite to the ninth square branch pipe; the second square branch pipe is opposite to the seventh hexagonal prism branch pipe; the third square branch pipe and the fourth square branch pipe are respectively opposite to the eighth hexagonal prism branch pipe; taking the central axes of the first cylindrical branch pipe and the sixth polygonal prism branch pipe as the section, wherein the second square branch pipe, the third square branch pipe, the fourth square branch pipe and the fifth hexagonal prism branch pipe are positioned on the same side of the section, and the seventh hexagonal prism branch pipe, the eighth hexagonal prism branch pipe and the ninth square branch pipe are positioned on the other side of the section; the pipe orifice of each multi-edge branch pipe is internally provided with a connecting square groove with the cross section matched with the pipe orifice edge and the bottom of which is semicircular.
In a preferred embodiment of the present utility model, the angle between the central axis of the second square branch pipe and the central axis of the first cylindrical branch pipe is 42 °.
In a preferred embodiment of the present utility model, the axes of the third square branch pipe and the fourth square branch pipe are taken as cross sections, and the included angle between the axes of the third square branch pipe and the fourth square branch pipe is 40 °; the central axis included angle of the third square branch pipe and the eighth hexagonal prism branch pipe is 96 degrees.
In a preferred embodiment of the present utility model, the axes of the fifth hexagonal prism branch pipe and the seventh hexagonal prism branch pipe are taken as cross sections, and the included angle between the axes of the fifth hexagonal prism branch pipe and the seventh hexagonal prism branch pipe is 53 °.
In a preferred embodiment of the present utility model, the axes of the seventh hexagonal prism branch pipe and the eighth hexagonal prism branch pipe are taken as cross sections, and the included angle between the axes of the seventh hexagonal prism branch pipe and the eighth hexagonal prism branch pipe is 39 °.
In a preferred embodiment of the present utility model, the angle between the central axis of the ninth square branch pipe and the central axis of the first cylindrical branch pipe is 51 °.
The embodiment of the utility model has the beneficial effects that: the weight of the spherical cast steel node of the nine branch pipes is provided with a hollow cavity in the hollow sphere, and the hollow cavity is also provided with an expansion cavity for reducing the weight of the spherical cast steel node; the expansion cavities are arranged in a sector shape, so that supports exist among the sector expansion cavities, the overall bearing capacity is ensured, and meanwhile, the weight of the spherical cast steel node is reduced to the greatest extent, so that the bearing capacity of the overall structure is ensured; the top of the hollow sphere is provided with a lifting lug plate, a first cylindrical branch pipe and 8 polygonal prism branch pipes which are communicated with the hollow cavity, and the hollow sphere can be connected with various truss columns, main trusses, secondary structures and the like, so that the hollow sphere is suitable for airport buildings with large structural span, attractive in appearance and high in supporting strength.
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 schematic top view of a nine-branch spherical cast steel node according to an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of a first cylindrical branch pipe and a second square branch pipe according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of a third square branch pipe and a fourth square branch pipe according to an embodiment of the present utility model;
FIG. 4 is a schematic cross-sectional view of a fifth hexagonal prism branch pipe and a sixth polygonal prism branch pipe according to an embodiment of the present utility model;
FIG. 5 is a schematic cross-sectional view of a seventh and eighth hexagonal prism branch pipes according to an embodiment of the present utility model;
fig. 6 is a schematic cross-sectional view of a ninth square branch pipe according to an embodiment of the present utility model.
Icon: spherical cavity 10-1, enlarged cavity 10-2, hoist and mount otic placode 10-3, first cylinder branch pipe 1, second square branch pipe 2, third square branch pipe 3, fourth square branch pipe 4, fifth hexagonal prism branch pipe 5, sixth polygon prism branch pipe 6, seventh hexagonal prism branch pipe 7, eighth hexagonal prism branch pipe 8, ninth square branch pipe 9, connection square groove 002.
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. 1-6, the present embodiment provides a nine-branch spherical cast steel joint, the spherical cast steel joint comprising: hollow sphere, first cylinder branch 1, sixth polygon prism branch 6 and 7 many edge branch.
Specifically, the radius of the hollow sphere is 300mm, and a hollow cavity is arranged inside the hollow sphere; the hollow cavity is formed by 1 spherical cavity 10-1 with the radius of 160mm and 4 expansion cavities 10-2 with sector-shaped cross sections, and the distance between two adjacent expansion cavities 10-2 is 80mm.
The top of the hollow sphere is provided with a lifting lug plate 10-3.
The first cylindrical branch pipe 1 is arranged on the outer wall of the hollow sphere and is perpendicular to the lifting lug plate 10-3, the central axis of the first cylindrical branch pipe 1 passes through the sphere center 0, and a first cavity with the inclination of 4 degrees is arranged in the first cylindrical branch pipe 1 and penetrates through the hollow cavity.
The sixth polygonal prism branch pipe 6 is an eight-prism branch pipe, is arranged on the outer wall of the hollow sphere and is opposite to the arrangement position of the first cylindrical branch pipe 1, the central axes of the first cylindrical branch pipe 1 and the sixth polygonal prism branch pipe 6 coincide, and the pipe orifice of the sixth polygonal prism branch pipe 6 is provided with a hemispherical groove.
The 7 multi-edge branch pipes are distributed on a hemisphere defined by the first cylindrical branch pipe 1, the sixth multi-prism branch pipe 6 and the lifting lug plate 10-3, and comprise a second square branch pipe 2, a third square branch pipe 3, a fourth square branch pipe 4, a fifth hexagonal prism branch pipe 5, a seventh hexagonal prism branch pipe 7, an eighth hexagonal prism branch pipe 8 and a ninth square branch pipe 9.
Wherein the fifth hexagonal branch pipe 5 is opposite to the ninth square branch pipe 9; the second square branch pipe 2 is opposite to the seventh hexagonal branch pipe 7; the third branch pipe 3 and the fourth branch pipe 4 are respectively opposite to the eighth hexagonal prism branch pipe 8.
The central axes of the first cylindrical branch pipe 1 and the sixth polygonal prism branch pipe 6 are taken as the section, the second square branch pipe 2, the third square branch pipe 3, the fourth square branch pipe 4 and the fifth hexagonal prism branch pipe 5 are positioned on the same side of the section, and the seventh hexagonal prism branch pipe 7, the eighth hexagonal prism branch pipe 8 and the ninth square branch pipe 9 are positioned on the other side of the section.
The pipe orifice of each multi-edge branch pipe is internally provided with a connecting square groove 002 with the cross section matched with the pipe orifice edge and the bottom of which is semicircular.
The included angle between the central axis of the second square branch pipe 2 and the central axis of the first cylindrical branch pipe 1 is 42 degrees.
Taking the axes of the third square branch pipe 3 and the fourth square branch pipe 4 as cross sections, wherein the included angle between the central axes of the third square branch pipe 3 and the fourth square branch pipe 4 is 40 degrees; the central axis angle between the third square branch pipe 3 and the eighth hexagonal prism branch pipe 8 is 96 degrees.
The axes of the fifth hexagonal prism branch pipe 5 and the seventh hexagonal prism branch pipe 7 are taken as cross sections, and the included angle of the central axes of the fifth hexagonal prism branch pipe 5 and the seventh hexagonal prism branch pipe 7 is 53 degrees.
The axes of the seventh hexagonal prism branch pipes 7 and the eighth hexagonal prism branch pipes 8 are taken as cross sections, and the included angle of the central axes of the seventh hexagonal prism branch pipes 7 and the eighth hexagonal prism branch pipes 8 is 39 degrees. The ninth square branch pipe 9 has an included angle of 51 degrees with the central axis of the first cylindrical branch pipe 1.
In summary, the weight of the spherical cast steel node of the nine branch pipes in the utility model is provided with the hollow cavity in the hollow sphere, and the hollow cavity is also provided with the expansion cavity 10-2 for reducing the weight of the spherical cast steel node; the expansion cavities 10-2 are arranged in a sector shape, so that supports exist among the sector expansion cavities 10-2, the weight of the spherical cast steel nodes is reduced to the greatest extent while the integral bearing capacity is ensured, and the bearing capacity of the integral structure is ensured; the top of the hollow sphere is provided with a lifting lug plate 10-3 and a first cylindrical branch pipe 1 and 8 polygonal prism branch pipes which are communicated with the hollow cavity, and can be connected with various truss columns, main trusses, secondary structures and the like, so that the hollow sphere is suitable for airport buildings with large structural span, attractive in appearance and high in supporting strength.
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 (6)
1. A nine-branch spherical cast steel node, characterized in that the spherical cast steel node comprises:
the radius of the hollow sphere is 300mm, and a hollow cavity is arranged inside the hollow sphere; the hollow cavity is formed by 1 spherical cavity with radius of 160mm and 4 expansion cavities with sector cross sections; a lifting lug plate is arranged at the top of the hollow sphere;
the first cylindrical branch pipe is arranged on the outer wall of the hollow sphere and is perpendicular to the lifting lug plate, the central axis of the first cylindrical branch pipe passes through the sphere center, and a first cavity with the inclination of 4 degrees is arranged in the first cylindrical branch pipe and penetrates through the hollow cavity;
the first cylindrical branch pipe is overlapped with the central axis of the first polygonal prism branch pipe, and the pipe orifice of the first polygonal prism branch pipe is provided with a hemispherical groove; the multi-edge branch pipes are distributed on a hemisphere defined by the first cylindrical branch pipe, the sixth multi-prism branch pipe and the lifting lug plate, and comprise a second square branch pipe, a third square branch pipe, a fourth square branch pipe, a fifth hexagonal prism branch pipe, a seventh hexagonal prism branch pipe, an eighth hexagonal prism branch pipe and a ninth square branch pipe, wherein the fifth hexagonal prism branch pipe is opposite to the ninth square branch pipe; the second square branch pipe is opposite to the seventh hexagonal prism branch pipe; the third square branch pipe and the fourth square branch pipe are respectively opposite to the eighth hexagonal prism branch pipe; taking the central axes of the first cylindrical branch pipe and the sixth polygonal prism branch pipe as the section, wherein the second square branch pipe, the third square branch pipe, the fourth square branch pipe and the fifth hexagonal prism branch pipe are positioned on the same side of the section, and the seventh hexagonal prism branch pipe, the eighth hexagonal prism branch pipe and the ninth square branch pipe are positioned on the other side of the section; the pipe orifice of each multi-edge branch pipe is internally provided with a connecting square groove with the cross section matched with the pipe orifice edge and the bottom of the connecting square groove is semicircular.
2. The nine-branch spherical cast steel node according to claim 1, wherein the angle between the central axis of the second square branch pipe and the central axis of the first cylindrical branch pipe is 42 °.
3. The nine-branch spherical cast steel node according to claim 1, wherein the axes of the third and fourth square branch pipes are taken as the cross sections, and the included angle of the central axes of the third and fourth square branch pipes is 40 degrees; the central axis included angle of the third square branch pipe and the eighth hexagonal prism branch pipe is 96 degrees.
4. The nine-branch spherical cast steel node according to claim 1, wherein the axes of the fifth hexagonal prism branch pipe and the seventh hexagonal prism branch pipe are taken as cross sections, and the included angle of the central axes of the fifth hexagonal prism branch pipe and the seventh hexagonal prism branch pipe is 53 degrees.
5. The nine-branch spherical cast steel node according to claim 1, wherein the axes of the seventh hexagonal prism branch pipe and the eighth hexagonal prism branch pipe are taken as cross sections, and the included angle of the axes of the seventh hexagonal prism branch pipe and the eighth hexagonal prism branch pipe is 39 degrees.
6. The nine-branch spherical cast steel node according to claim 1, wherein the ninth square branch pipe forms an angle of 51 ° with the central axis of the first cylindrical branch pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320028424.3U CN219196255U (en) | 2023-01-06 | 2023-01-06 | Nine-branch spherical cast steel node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320028424.3U CN219196255U (en) | 2023-01-06 | 2023-01-06 | Nine-branch spherical cast steel node |
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| CN219196255U true CN219196255U (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320028424.3U Active CN219196255U (en) | 2023-01-06 | 2023-01-06 | Nine-branch spherical cast steel node |
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| CN (1) | CN219196255U (en) |
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- 2023-01-06 CN CN202320028424.3U patent/CN219196255U/en active Active
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