CN216713341U

CN216713341U - Steel beam column connecting structure

Info

Publication number: CN216713341U
Application number: CN202122801606.3U
Authority: CN
Inventors: 刘锋; 贾俊明; 李丹莎; 吴翔艳; 陶倍林
Original assignee: China Northwest Architecture Design and Research Institute Co Ltd
Current assignee: China Northwest Architecture Design and Research Institute Co Ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-06-10
Anticipated expiration: 2031-11-16

Abstract

The application discloses girder steel post connection structure relates to steel construction building engineering technical field for the welding seam that the upper and lower reason of solving among the prior art cantilever beam section is the same long technical problem who leads to on same vertical face. The steel beam column connecting structure is characterized by comprising a steel column, a steel beam and a cantilever beam section; the cantilever beam section is connected to the side wall of the steel column, and two ends of the steel beam are respectively connected to the cantilever beam sections of the adjacent steel columns; the lengths of the upper and lower edges of the cantilever beam sections are different and are not on the same vertical plane. According to the embodiment of the utility model, the lengths of the upper edge and the lower edge of the cantilever beam section are different, and further, the cantilever beam section and the welding seam of the steel beam are not on the same vertical surface, so that the connection stability between the steel beam and the steel column is enhanced.

Description

Steel beam column connecting structure

Technical Field

The application relates to steel construction building engineering technical field especially relates to a girder steel post connection structure.

Background

Must appear between the steel column of steel construction and the girder steel and shelve the structure, cantilever beam section is generally need add in the local of steel column and girder steel connection to the transmission comes from the load of girder steel, increases the stability of connecting.

In the prior art, the upper and lower edges of the cantilever beam section are the same length, so that two main welding lines are arranged on the same vertical surface, and the stability is poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a girder steel post connection structure, has solved among the prior art welding seam that the same length of the upper and lower edges of cantilever beam section leads to on same vertical face, has realized the stability of connecting between the reinforcing girder steel post.

The embodiment of the utility model provides a steel beam column connecting structure which comprises a steel column, a steel beam and a cantilever beam section; the cantilever beam section is connected to the side wall of the steel column, and two ends of the steel beam are respectively connected to the cantilever beam sections of the adjacent steel columns; the lengths of the upper edge and the lower edge of the cantilever beam section are different and are not on the same vertical plane.

In one possible implementation, the cantilever beam section is in the shape of a right trapezoid; the right-angle side of the cantilever beam section is connected with the steel column, and the bevel edge of the cantilever beam section is connected with the steel beam.

In a possible implementation manner, a connecting plate is arranged between the cantilever beam section and the steel beam, and two sides of the connecting plate are respectively connected with the cantilever beam section and the steel beam and are fixed through bolts.

In one possible implementation, the upper edge of the cantilever beam section is shorter than the lower edge of the cantilever beam section; the steel beam is matched with the cantilever beam section, and the upper edge of the steel beam is longer than the lower edge of the steel beam.

In one possible implementation, the upper edge of the cantilevered beam section is longer than the lower edge of the cantilevered beam section; the steel beam is matched with the cantilever beam section, and the upper edge of the steel beam is shorter than the lower edge of the steel beam.

In one possible implementation, the upper and lower edges of the cantilever beam segment are tangent.

In one possible implementation, the upper and lower edges of the cantilever beam section are tangentially oriented, and the tangent angle tan θ is less than or equal to 1.5.

In one possible implementation, the upper and lower edges of the cantilever beam section are tangent in the same direction, and the tangent angle tan theta is less than or equal to 1.5.

One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:

according to the embodiment of the utility model, the lengths of the upper edge and the lower edge of the cantilever beam section are different, and further, the cantilever beam section and the welding seam of the steel beam are not on the same vertical surface, so that the connection stability between the steel beam and the steel column is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments of the present invention or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a steel beam column connection structure according to an embodiment of the present disclosure;

fig. 2 is another structural schematic view of a steel beam column connection structure according to an embodiment of the present disclosure;

fig. 3 is a schematic top view of a steel beam column connection structure according to an embodiment of the present disclosure;

fig. 4 is a second schematic top view of a steel beam-column connection structure according to an embodiment of the present disclosure;

fig. 5 is a third schematic top view of a steel beam-column connection structure according to an embodiment of the present disclosure.

Reference numerals: 1-steel column; 2-a steel beam; 3-cantilever beam section.

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 some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

This embodiment provides a steel beam column connection structure, please refer to fig. 1 to 5 in the drawings of the specification together.

Referring to fig. 1 and 2, a steel beam column connection structure includes a steel column 1, a steel beam 2, and a cantilever beam section 3; the cantilever beam section 3 is connected to the side wall of the steel column 1, and two ends of the steel beam 2 are respectively connected to the cantilever beam sections 3 of the adjacent steel columns 1; the upper and lower edges of the cantilever beam section 3 are different in length and are not on the same vertical plane.

According to the embodiment of the utility model, the lengths of the upper edge and the lower edge of the cantilever beam section 3 are different, and further, the welding seams of the cantilever beam section and the steel beam 2 are not on the same vertical surface, so that the connection stability between the steel beam 2 and the steel column 1 is enhanced.

The cantilever beam section 3 is in a right-angled trapezoid shape; the right-angle side of cantilever beam section 3 is connected with steel column 1, and the hypotenuse of cantilever beam section 3 is connected with girder steel 2. Be equipped with the connecting plate between cantilever beam section 3 and girder steel 2, cantilever beam section 3 and girder steel 2 are connected respectively to the both sides of connecting plate to pass through the bolt fastening.

The distance from one end of the cantilever section 3 far away from the steel column 1 to the symmetric center of the steel column 1 is generally 1 to 1.5 times the height of the cantilever section 3.

The difference between the upper and lower edges of the cantilever beam section 3 is at least 300mm and at most 1/3 of the height of the cantilever beam section 3.

Referring to fig. 1, the upper edge of the cantilever beam section 3 is shorter than the lower edge of the cantilever beam section 3; girder steel 2 and cantilever beam section 3 adaptation, the lower edge of girder steel 2 is good at to the upper edge of girder steel 2. Referring to fig. 2, the upper edge of the cantilever section 3 is longer than the lower edge of the cantilever section 3;

girder steel

2 and 3 adaptations of cantilever beam section, the last reason of girder steel 2 is shorter than the lower edge of girder steel 2.

The upper edge and the lower edge of the cantilever beam section 3 are different in length, so that two main welding seams in the same cross section can be avoided, and the influence of the residual stress of the welding seams at the weakened splicing nodes on the seismic performance of the steel beam 2 can be avoided. Meanwhile, the length of the connecting plate can be increased, so that more bolts can be arranged, the shearing-resistant bearing capacity is improved or the bolt spacing is increased, and the construction is convenient. The oblique distance between the bolts must meet the relevant design specifications.

The connecting plate can adopt a single shearing plate, and the thickness can be equal to the thickness of the web plate of the steel beam 2 plus 2; or a double-shearing plate can be adopted, and the thickness of the double-shearing plate can be half of that of the web plate of the steel beam 2 and is not less than 8 mm.

Referring to fig. 3, the upper and lower edges of the cantilever beam section 3 are tangent. The thickness of the upper edge and the lower edge of the cantilever beam section 3 is that of the steel beam 2 (flange plate thickness +2), and the web thickness of the cantilever beam section 3 is the same as that of the steel beam 2.

Referring to fig. 4, the upper and lower edges of the cantilever beam section 3 are tangentially tangent and the tangent angle tan θ is less than or equal to 1.5. Referring to FIG. 5, the upper and lower edges of the cantilever beam section 3 are tangent in the same direction, and the tangent angle tan θ is less than or equal to 1.5. The thickness of the upper edge and the lower edge of the cantilever beam section 3 is the same as the thickness of the flange plate of the steel beam 2, and the thickness of the web plate of the cantilever beam section 3 is the same as the thickness of the web plate of the steel beam 2.

The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments may be referred to each other, and each embodiment is described with emphasis on the difference from the other embodiments.

The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure.

Claims

1. A steel beam column connection structure is characterized by comprising a steel column (1), a steel beam (2) and a cantilever beam section (3);

the cantilever beam section (3) is connected to the side wall of the steel column (1), and two ends of the steel beam (2) are respectively connected to the cantilever beam sections (3) of the adjacent steel columns (1);

the lengths of the upper edge and the lower edge of the cantilever beam section (3) are different and are not on the same vertical plane;

the cantilever beam section (3) is in a right-angle trapezoid shape;

the right-angle side of the cantilever beam section (3) is connected with the steel column (1), and the bevel edge of the cantilever beam section (3) is connected with the steel beam (2);

the cantilever beam section (3) with be equipped with the connecting plate between girder steel (2), the both sides of connecting plate are connected respectively cantilever beam section (3) with girder steel (2) to it is fixed through the bolt.

2. The steel beam column connection according to claim 1, wherein the upper edge of the cantilever beam section (3) is shorter than the lower edge of the cantilever beam section (3);

girder steel (2) with cantilever beam section (3) adaptation, the last reason of girder steel (2) is longer than the lower edge of girder steel (2).

3. The steel beam column connection according to claim 1, wherein the upper edge of the cantilever beam section (3) is longer than the lower edge of the cantilever beam section (3);

girder steel (2) with cantilever beam section (3) adaptation, the last reason of girder steel (2) is shorter than the lower edge of girder steel (2).

4. A steel beam column connection according to any one of claims 1 to 3, wherein the upper and lower edges of the cantilever beam section (3) are tangential.

5. A steel beam column connection according to any one of claims 1 to 3, wherein the upper and lower edges of the cantilever beam section (3) are tangentially directed and the cut angle tan θ is less than or equal to 1.5.

6. A steel beam column connection according to any one of claims 1 to 3, wherein the upper and lower edges of the cantilevered beam sections (3) are co-tangential, and the tangential angle tan θ is less than or equal to 1.5.