CN216552386U - Hollow ball node of space steel net rack - Google Patents
Hollow ball node of space steel net rack Download PDFInfo
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- CN216552386U CN216552386U CN202122997239.9U CN202122997239U CN216552386U CN 216552386 U CN216552386 U CN 216552386U CN 202122997239 U CN202122997239 U CN 202122997239U CN 216552386 U CN216552386 U CN 216552386U
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- shaped reinforcing
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Abstract
The utility model provides a hollow sphere node of a space steel net rack, which comprises a hollow hemisphere and a hollow sphere segment, wherein the lower end of the hollow hemisphere is connected with the upper end of the hollow sphere segment in a welding mode, arc-shaped reinforcing plates are uniformly distributed on the hollow sphere segment along the circumferential direction of the inner wall, annular rib plates are fixedly welded on the inner sides of the annular reinforcing plates, the lower section of the outer sides of the arc-shaped reinforcing plates is connected with the inner wall of the hollow sphere segment in a welding mode, the upper section of the outer sides of the arc-shaped reinforcing plates abuts against the inner wall of the hollow hemisphere, the lower end of the arc-shaped reinforcing plates is connected with the inner bottom of the hollow sphere segment in a welding mode, vertical threaded sleeves are welded at the intersection of the upper ends of the arc-shaped reinforcing plates, and threaded rods connected with the threaded sleeves are fixedly welded on the top inside the hollow sphere. The utility model increases the compression resistance and the tensile strength of the hollow hemisphere and the hollow segment, and reduces the probability of weld joint cracking between the hollow hemisphere and the hollow segment.
Description
Technical Field
The utility model relates to the technical field of building nodes, in particular to a hollow ball node of a space steel grid frame.
Background
The space steel net rack is formed by connecting rod pieces together through hollow ball joints, and has the advantages of light dead weight, large span, quick construction and the like. The drum-shaped welded hollow sphere joint mainly comprises a hollow hemisphere and a hollow sphere segment welded with the hollow hemisphere; the drum-shaped welded hollow ball node is divided into a non-ribbed welded hollow ball node, a single-rib hollow ball node and a double-rib hollow ball node according to whether a ribbed plate is added or not, wherein the double-rib hollow ball node can improve the bearing capacity of a welded ball, but the problems of poor welding seam cracking, poor hollow hemisphere compressive property and poor hollow ball segment tensile property still exist along with the increase of service time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a hollow sphere node of a space steel net rack, which increases the compression resistance and the tensile resistance of a hollow hemisphere and a hollow sphere segment and reduces the probability of weld joint cracking between the hollow hemisphere and the hollow sphere segment.
The technical scheme of the utility model is realized as follows: the utility model provides a clean shot node of space steel rack, including hollow hemisphere and hollow segment, the lower extreme of hollow hemisphere and the upper end welding of hollow segment link to each other, hollow segment has the arc reinforcing plate along inner wall circumference equipartition, the inboard welded fastening of arc reinforcing plate has annular gusset, the hypomere in the arc reinforcing plate outside links to each other with the inner wall welding of hollow segment, the upper segment offsets with the inner wall of hollow hemisphere, the lower extreme of arc reinforcing plate links to each other with the interior bottom weld of hollow segment, the crossing department welding of arc reinforcing plate upper end has vertical thread bush, top welded fastening in the hollow hemisphere has the threaded rod that links to each other with the thread bush.
Furthermore, the middle part of the arc-shaped reinforcing plate is welded with a reinforcing rib plate which inclines downwards, and the lower end of the reinforcing rib plate is welded with the inner bottom of the hollow ball segment.
Furthermore, the annular rib plate is positioned at the upper end of the hollow segment and corresponds to the welding connection part of the hollow hemisphere and the hollow segment.
The utility model has the beneficial effects that:
the compression resistance of the hollow hemisphere and the hollow segment is improved by matching the arc-shaped reinforcing plate with the annular rib plate; the connection strength between the hollow hemisphere and the hollow segment is increased through the connection of the threaded sleeve and the threaded rod, so that the tensile strength of the hollow segment is increased, and the probability of weld cracking between the hollow hemisphere and the hollow segment is reduced; in addition, the bearing capacity of the arc-shaped reinforcing plate is further increased through the arrangement of the reinforcing rib plates.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of a hollow segment.
The hollow sphere comprises a hollow hemisphere 1, a hollow segment 2, an arc-shaped reinforcing plate 3, an annular rib plate 4, a threaded sleeve 5, a threaded rod 6 and a reinforcing rib plate 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1-2, a hollow sphere node of a space steel grid frame comprises a hollow hemisphere 1 and a hollow sphere segment 2, wherein the lower end of the hollow hemisphere 1 is welded to the upper end of the hollow sphere segment 2, arc-shaped reinforcing plates 3 are uniformly distributed on the hollow sphere segment 2 along the circumferential direction of the inner wall, annular rib plates 4 are welded and fixed on the inner sides of the arc-shaped reinforcing plates 3, and the annular rib plates 4 are located at the upper end of the hollow sphere segment 2 and correspond to the welding connection positions of the hollow hemisphere 1 and the hollow sphere segment 2.
The hypomere in the 3 outsides of arc reinforcing plate links to each other with the inner wall welding of hollow segment 2, and the upper segment offsets with the inner wall of hollow hemisphere 1, and the lower extreme of arc reinforcing plate 3 links to each other with the interior bottom welding of hollow segment 2, and the crossing department welding of the 3 upper ends of arc reinforcing plate has vertical thread bush 5, and top welded fastening in the hollow hemisphere 1 has threaded rod 6 continuous with thread bush 5. The middle part of the arc-shaped reinforcing plate 3 is welded with a reinforcing rib plate 7 inclining downwards, and the lower end of the reinforcing rib plate 7 is welded with the inner bottom of the hollow sphere segment 2.
The connection method of the hollow ball node in the embodiment comprises the following steps: welding arc reinforcing plate 3, annular gusset 4, thread bush 5 and reinforcing floor 7 together according to the structure shown in figure 1, then place the lower extreme of arc reinforcing plate 3 in hollow segment 2, then link to each other arc reinforcing plate 3 and reinforcing floor 7 and hollow segment 2 welding, place the upper end of arc reinforcing plate 3 in hollow hemisphere 1, the hollow segment 2 of circumferential rotation, link to each other thread bush 5 and threaded rod 6, the department of meeting welding that connects hollow hemisphere 1 and hollow segment 2 at last links to each other.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (3)
1. The utility model provides a clean shot node of space steel rack, includes hollow hemisphere and hollow segment, and the lower extreme of hollow hemisphere and the upper end welding of hollow segment link to each other its characterized in that: the hollow segment is provided with arc-shaped reinforcing plates along the circumferential direction of the inner wall, annular rib plates are welded and fixed on the inner sides of the arc-shaped reinforcing plates, the lower segments of the outer sides of the arc-shaped reinforcing plates are welded and connected with the inner wall of the hollow segment, the upper segments of the arc-shaped reinforcing plates are abutted to the inner wall of the hollow hemisphere, the lower ends of the arc-shaped reinforcing plates are welded and connected with the inner bottom of the hollow segment, a vertical threaded sleeve is welded at the intersection of the upper ends of the arc-shaped reinforcing plates, and a threaded rod connected with the threaded sleeve is welded and fixed on the top of the hollow hemisphere.
2. The hollow ball joint of a space steel grid frame as claimed in claim 1, wherein: the middle part of the arc-shaped reinforcing plate is welded with a reinforcing rib plate which inclines downwards, and the lower end of the reinforcing rib plate is welded with the inner bottom of the hollow ball segment.
3. The hollow ball joint of a space steel grid structure according to claim 1 or 2, wherein: the annular rib plate is positioned at the upper end of the hollow sphere segment and corresponds to the welding connection part of the hollow hemisphere and the hollow sphere segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997239.9U CN216552386U (en) | 2021-11-30 | 2021-11-30 | Hollow ball node of space steel net rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997239.9U CN216552386U (en) | 2021-11-30 | 2021-11-30 | Hollow ball node of space steel net rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216552386U true CN216552386U (en) | 2022-05-17 |
Family
ID=81577342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122997239.9U Active CN216552386U (en) | 2021-11-30 | 2021-11-30 | Hollow ball node of space steel net rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216552386U (en) |
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2021
- 2021-11-30 CN CN202122997239.9U patent/CN216552386U/en active Active
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