CN216713380U - Outer frame pipe and oval cross-section profile modeling pipe pass through node mutually - Google Patents
Outer frame pipe and oval cross-section profile modeling pipe pass through node mutually Download PDFInfo
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- CN216713380U CN216713380U CN202122511385.6U CN202122511385U CN216713380U CN 216713380 U CN216713380 U CN 216713380U CN 202122511385 U CN202122511385 U CN 202122511385U CN 216713380 U CN216713380 U CN 216713380U
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Abstract
The utility model relates to an intersecting node of an outer frame circular tube and an elliptic section profiling tube, which comprises a main rod circular tube and an elliptic section trumpet profiling tube, wherein one end of the elliptic section trumpet profiling tube is a regular elliptic section end, the other end of the elliptic section trumpet profiling tube is an irregular elliptic section end, the sectional area of a transition connecting part from the regular elliptic section end to the irregular elliptic section end is gradually increased, the sectional area of the transition connecting part is an irregular ellipse, and the side wall of the main rod circular tube is intersected and connected with the irregular elliptic section end of the elliptic section trumpet profiling tube. The whole node has smooth transition, mellow and beautiful appearance, the designed node has good stress and definite force transmission, the wall thickness of a circular tube does not need to be increased, the node can also have good stress effect, and the intersecting line with the irregular elliptical section is easy to weld, thereby being beneficial to improving the welding quality of a welding seam. In addition, the elliptic section horn profiling pipe is designed in a split structure, so that a conventional steel casting structure can be replaced, and the engineering cost is reduced.
Description
Technical Field
The utility model relates to the field of buildings, in particular to a tubular joint of an outer frame circular tube and an elliptic section profiling tube.
Background
With the emphasis and the vigorous popularization of the steel structure in China, the application of the steel structure in high-rise and super high-rise buildings is more and more extensive, and in different connection node section structures (such as box structures, H-shaped structures, cross structures and the like), the circular tube structure is widely used in an outer frame as a main stress structure in the high-rise and super high-rise steel structures and also as an important component part of the appearance modeling of the buildings due to the excellent mechanical property and smooth and soft appearance of the circular tube structure.
The cross grid intersection node is generally formed by intersecting a longitudinal member and a transverse member, is an important structural stress node, and is also an important point of building appearance. In order to meet the structural stress in high-rise and super high-rise buildings, the thickness of a circular tube is very thick, the welding of the penetration of the circular tube is difficult, the quality after welding is difficult to guarantee, and the node stress is influenced. In order to ensure that the intersecting joint has smooth and smooth appearance, is smooth and attractive, has good stress and definite force transmission, the inventor provides the intersecting joint of the outer frame circular tube and the elliptic section horn profiling tube, and the scheme is produced by the intersecting joint.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a tubular joint of an outer frame circular tube and an elliptic section profiling tube, which adopts the following technical scheme: including mobile jib pipe and oval cross-section loudspeaker profiling pipe, the one end of oval cross-section loudspeaker profiling pipe is regular oval cross-section end, and the other end is irregular oval cross-section end, and from regular oval cross-section end to the sectional area crescent of irregular oval cross-section end transition connecting portion, and the sectional area of transition connecting portion is irregular ellipse, and the lateral wall of mobile jib pipe links up with the irregular oval cross-section end of oval cross-section loudspeaker profiling pipe and is connected.
Furthermore, the central line of the main rod circular tube and the central line of the elliptical-section horn-shaped tube are positioned in the same plane.
Furthermore, the main rod circular tube and the elliptic-section horn profiling tube are welded and fixed in a surrounding full penetration welding mode.
Further, a circular stiffening plate is arranged inside the main rod circular tube and welded on the inner wall of the intersection point of the main rod circular tube.
Furthermore, the circular stiffening plates are arranged in a plurality of numbers, and the circular stiffening plates are arranged at intervals.
Furthermore, a section stiffening plate is arranged in the elliptic section horn copying tube, the section stiffening plate is a regular ellipse, and the section stiffening plate is welded on the inner wall close to the end of the regular ellipse section.
Furthermore, a longitudinal axis stiffening plate is further arranged inside the oval cross-section horn profiling pipe, the longitudinal axis stiffening plate is arranged at the longitudinal axis of the oval cross-section horn profiling pipe, the longitudinal axis stiffening plate is a special-shaped plate, the upper edge and the lower edge of the longitudinal axis stiffening plate are attached to and welded and fixed with the inner wall of the oval cross-section horn profiling pipe, and one end of the longitudinal axis stiffening plate is welded and fixed with the cross-section stiffening plate.
Furthermore, the oval cross-section trumpet-shaped pipe is formed by combining a slicing structure and comprises two semicircular arc sections which are symmetrically arranged up and down and two triangular plane plates which are symmetrically arranged left and right, wherein the triangular plane plates are arranged between the two semicircular arc sections.
Furthermore, one ends of the two semicircular arc sections are spliced together to form a regular elliptical section, and the other ends of the two semicircular arc sections and the triangular plane plate are spliced together to form an irregular elliptical section.
Furthermore, the main rod circular pipe is thermally bent to form a bent arc section, and the bent arc section is connected with the elliptic-section horn profiling pipe in a penetrating manner.
The designed intersecting joint is formed by intersecting a circular tube and a horn-shaped pipe with an elliptic section, the appearance of the whole joint is smooth and transitional, is smooth and attractive, the stress of the designed joint is good, the force transmission is clear, the stress effect can be good without increasing the wall thickness of the circular tube, the intersecting line with an irregular elliptic section is easy to weld, and the welding quality of a welding seam is improved. In addition, the elliptic section horn profiling pipe is designed in a split structure, so that a conventional steel casting structure can be replaced, and the engineering cost is reduced.
Drawings
FIG. 1 is an isometric view of a through node of a round tube after hot bending in an embodiment;
FIG. 2 is a front view of a tubular intersection joint without bends;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is an exploded view of FIG. 2;
fig. 5 is a schematic structural view of an elliptical-section trumpet-shaped pipe.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The embodiment discloses an intersecting joint of an outer frame circular tube and an elliptical section profiling tube, as shown in fig. 1 to 5, the structure of the intersecting joint mainly comprises a main rod circular tube 1 and an elliptical section horn profiling tube 2, the main rod circular tube 1 can be a circular tube without bending, or can be firstly thermally bent to form a bent arc section (as shown in fig. 1) according to design requirements, so that the bent arc section is intersected and connected with the elliptical section horn profiling tube 2. In the embodiment and fig. 2 to 5, a main rod circular tube 1 without bending and a trumpet-shaped tube 2 with an elliptical cross section are taken as an example to be introduced, and according to the requirement of a design node, two side walls of the main rod circular tube 1 are respectively connected with one trumpet-shaped tube 2 with an elliptical cross section in a penetrating manner, or only one side is selected to be connected with the trumpet-shaped tube 2 with an elliptical cross section in a penetrating manner. The intersecting part forms an intersecting line, when the main rod circular tube 1 and the elliptical-section horn-shaped tube 2 intersect, the central line of the main rod circular tube 1 and the central line of the elliptical-section horn-shaped tube 2 are located in the same plane, the main rod circular tube 1 and the elliptical-section horn-shaped tube 2 are welded and fixed in a full penetration welding mode, and welding seams are welded tightly and smoothly.
The oval section horn-shaped pipe 2 adopts the design of an irregular horn mouth shape, one end of the horn mouth of the whole structure is large, the other end of the horn mouth of the whole structure is small, and the section size of the transition connecting part of the whole structure is gradually changed in an irregular oval shape. The oval-section trumpet-shaped pipe 2 can be of an integrated structure, of course, for the convenience of processing and manufacturing, a split-type structure design is recommended, as shown in fig. 5, the whole oval-section trumpet-shaped pipe 2 is formed by splicing and combining four parts, namely an upper semicircular arc section 6 and a lower semicircular arc section 6 which have the same structure and are symmetrically arranged, and two completely same triangular plane plates 7 which are symmetrically arranged left and right, wherein the triangular plane plates 7 have a plane structure, the semicircular arc sections 6 are formed by thermally bending a semicircular round pipe, when in splicing, one ends of the two semicircular arc sections 7 are spliced and welded together to form a regular elliptic section, two triangular plane plates 7 are respectively arranged between the two sides of the upper semicircular arc section 6 and the lower semicircular arc section 6, the triangular plane plates 7 are welded and fixed with splicing surfaces of the semicircular arc sections 6, the other end of the spliced elliptic section trumpet-shaped pipe 2 is in an irregular elliptic section. Namely: one end of the trumpet-shaped pipe 2 with the elliptic section is a regular elliptic section end, the other end of the trumpet-shaped pipe is an irregular elliptic section end, the sectional area of the transitional connection part from the regular elliptic section end to the irregular elliptic section end is gradually increased, and the sectional area of the transitional connection part is an irregular ellipse. When the auxiliary device is connected with the main rod circular tube 1 in a penetrating manner, the side wall of the main rod circular tube 1 is connected with the end of the irregular elliptical section of the horn-shaped tube 2 with the elliptical section in a penetrating manner.
In order to improve the stress capacity of two connecting pipes at the intersecting node, stiffening plates are respectively arranged in the two connecting pipes, namely: the inside of mobile jib pipe 1 is provided with circular stiffening plate 3, and circular stiffening plate 3 can set up a plurality ofly, sets up threely in figure 4, and three circular stiffening plate 3 interval is arranged in the inside of mobile jib pipe 1, and the welding is on near the inner wall of mobile jib pipe 1 looks intersection point around every circular stiffening plate 3. Two stiffening plates which are perpendicular to each other are arranged inside the oval cross-section horn-shaped pipe 2, one is a cross-section stiffening plate 5 which is arranged close to the end of the regular oval cross-section, the other is a longitudinal axis stiffening plate 4 which is arranged on the longitudinal axis of the oval cross-section horn-shaped pipe 2, the cross-section stiffening plate 5 is in a regular oval shape, and the periphery of the cross-section stiffening plate 5 is welded on the inner wall close to the end of the regular oval cross-section. The longitudinal axis stiffening plate 4 is of a special-shaped plate structure, the center line of the plane of the longitudinal axis stiffening plate 4 is superposed with the longitudinal axis of the oval cross-section horn-shaped pipe 2, the upper edge and the lower edge of the longitudinal axis stiffening plate 4 are fixedly attached to the upper inner wall and the lower inner wall of the oval cross-section horn-shaped pipe 2 in a welding mode, and one end of the longitudinal axis stiffening plate 4 is fixedly welded with the cross-section stiffening plate 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an outer frame pipe and oval cross-section profile modeling pipe pass through node mutually which characterized in that: including mobile jib pipe and oval cross-section loudspeaker profiling pipe, the one end of oval cross-section loudspeaker profiling pipe is regular oval cross-section end, and the other end is irregular oval cross-section end, and from regular oval cross-section end to the sectional area crescent of irregular oval cross-section end transition connecting portion, and the sectional area of transition connecting portion is irregular ellipse, and the lateral wall of mobile jib pipe links up with the irregular oval cross-section end of oval cross-section loudspeaker profiling pipe and is connected.
2. The intersecting point of the outer frame circular tube and the elliptic section profiling tube according to claim 1 is characterized in that: the center line of the main rod circular tube and the center line of the elliptic section horn-shaped tube are positioned in the same plane.
3. The intersecting node of the outer frame circular tube and the elliptic section profiling tube as claimed in claim 1, wherein: the main rod circular tube and the elliptic section horn profiling tube are welded and fixed in a surrounding full penetration welding mode.
4. The intersecting point of the outer frame circular tube and the elliptic section profiling tube according to claim 1 is characterized in that: the circular stiffening plate is arranged inside the main rod circular tube and welded on the inner wall of the intersection point of the main rod circular tube.
5. The intersecting point of the outer frame circular tube and the elliptic section profiling tube as claimed in claim 4, wherein: the circular stiffening plates are arranged in a plurality of numbers and are arranged at intervals.
6. The intersecting point of the outer frame circular tube and the elliptic section profiling tube according to claim 1 is characterized in that: the inside of the oval section horn profiling pipe is provided with a section stiffening plate which is a regular oval, and the section stiffening plate is welded on the inner wall close to the end of the regular oval section.
7. The intersecting point of the outer frame circular tube and the elliptical cross-section profiling tube as claimed in claim 6, wherein: the inside of the oval cross-section horn profiling pipe is also provided with a longitudinal axis stiffening plate, the longitudinal axis stiffening plate is arranged at the longitudinal axis of the oval cross-section horn profiling pipe, the longitudinal axis stiffening plate is a special-shaped plate, the upper edge and the lower edge of the longitudinal axis stiffening plate are attached to and welded and fixed with the inner wall of the oval cross-section horn profiling pipe, and one end of the longitudinal axis stiffening plate is welded and fixed with the cross-section stiffening plate.
8. The intersecting point of the outer frame circular tube and the elliptic section profiling tube according to claim 1 is characterized in that: the elliptic section horn-shaped pipe is formed by combining a slicing structure and comprises two semicircular arc sections which are symmetrically arranged up and down and two triangular plane plates which are symmetrically arranged left and right, wherein the triangular plane plates are arranged between the two semicircular arc sections.
9. The intersecting node of the outer frame circular tube and the elliptic section profiling tube as claimed in claim 8, wherein: one ends of the two semicircular arc sections are spliced together to form a regular elliptical section, and the other ends of the two semicircular arc sections and the triangular plane plate are spliced together to form an irregular elliptical section.
10. The intersecting point of the outer frame circular tube and the elliptic section profiling tube according to claim 1 is characterized in that: the main rod circular pipe is thermally bent to form a bent arc section, and the bent arc section is connected with the elliptic section horn profiling pipe in a penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122511385.6U CN216713380U (en) | 2021-10-19 | 2021-10-19 | Outer frame pipe and oval cross-section profile modeling pipe pass through node mutually |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122511385.6U CN216713380U (en) | 2021-10-19 | 2021-10-19 | Outer frame pipe and oval cross-section profile modeling pipe pass through node mutually |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216713380U true CN216713380U (en) | 2022-06-10 |
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ID=81876206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122511385.6U Active CN216713380U (en) | 2021-10-19 | 2021-10-19 | Outer frame pipe and oval cross-section profile modeling pipe pass through node mutually |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216713380U (en) |
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2021
- 2021-10-19 CN CN202122511385.6U patent/CN216713380U/en active Active
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