CN215977703U - A beam column node that is used for full bolted connection steel construction building to leak protection thick liquid - Google Patents
A beam column node that is used for full bolted connection steel construction building to leak protection thick liquid Download PDFInfo
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- CN215977703U CN215977703U CN202122452235.2U CN202122452235U CN215977703U CN 215977703 U CN215977703 U CN 215977703U CN 202122452235 U CN202122452235 U CN 202122452235U CN 215977703 U CN215977703 U CN 215977703U
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Abstract
The utility model relates to a slurry leakage prevention beam-column joint for a full-bolt connection steel structure building. The steel beam assembly comprises a plurality of steel beams, and each steel beam comprises a web plate and an upper flange and a lower flange which are respectively arranged on the upper side and the lower side of the web plate. The upper flange of adjacent girder steel links to each other through node connecting plate one, and the web of adjacent girder steel links to each other through node connecting plate two, and the lower flange of adjacent girder steel passes through node connecting plate three and links to each other. The top of the upper flange on one side of the joint connecting plate is a profiled steel sheet lap joint area. According to the technical scheme, the utility model not only can solve the problem of the attachment of the steel beam at the connecting node and the floor slab, but also can prevent slurry leakage during concrete pouring.
Description
Technical Field
The utility model relates to the technical field of steel structure buildings, in particular to a beam column joint for preventing slurry leakage of a full-bolt connection steel structure building.
Background
Steel structure buildings are gradually applied to industrial and civil buildings due to their advantages of light dead weight, high strength, high prefabrication rate, good earthquake resistance and the like. In a steel structure building, a beam-column joint is usually connected by a web bolt and a flange by welding. The node type is reliable in stress, but the flange needs to be welded on site, construction requirements are high, and construction efficiency is affected. The flange connection is changed into the full bolt connection type of bolt connection, so that the field welding workload is avoided, and the construction efficiency is improved.
In full bolted connection node, the girder steel upper portion edge of a wing passes through the connecting plate and realizes bolted connection, and the connecting plate is the same width with the edge of a wing usually, is located edge of a wing upper portion, has the arch, and what the structural slab adopted usually is profiled sheet composite floor, and the arch of connecting plate leads to the structural slab can't closely laminate with girder steel upper limb, influences the structure atress. If the profiled steel sheet bottom die of the composite floor slab is directly cut on site at the convex position of the connecting plate, and then the concrete slab is poured, the structural slab can be tightly attached to the beam, but when the concrete is poured, slurry leakage occurs at the cut part, so that the appearance is influenced, and the pouring quality is also influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a slurry leakage prevention beam column node for a full-bolt connection steel structure building, which can solve the problem of the attachment of a steel beam and a floor slab at the connection node and can prevent slurry leakage during concrete pouring.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a slurry leakage prevention beam column node for a full-bolt connection steel structure building comprises a steel column and a steel beam assembly vertically connected with the steel column; the steel beam assembly comprises a plurality of steel beams, and each steel beam comprises a web plate and an upper flange and a lower flange which are respectively arranged on the upper side and the lower side of the web plate; the upper flanges of the adjacent steel beams are connected through a first node connecting plate, the webs of the adjacent steel beams are connected through a second node connecting plate, and the lower flanges of the adjacent steel beams are connected through a third node connecting plate; the top of the upper flange on one side of the joint connecting plate is a profiled steel sheet lap joint area.
Further, when the rib of the profiled steel sheet is parallel to the steel beam, the profiled steel sheet is lapped above the upper flange, and the profiled steel sheet is tightly attached to the lapped area of the profiled steel sheet and the first node connecting plate; the connecting part of the profiled steel sheet and the upper flange is connected by spot welding and sealed by structural adhesive; the profiled steel sheet is internally provided with a first stud.
Furthermore, when the rib of the profiled steel sheet is perpendicular to the steel beam, the profiled steel sheet is lapped above the upper flange, the convex part at the bottom of the profiled steel sheet is tightly attached to the first node connecting plate, a gap is reserved between the groove part of the profiled steel sheet and the edge of the lapped area of the profiled steel sheet, and a plug plate is arranged in the gap; the plug plate is L-shaped, and the lower end of the plug plate is connected with the upper flange in a welding manner; and a second stud is arranged in the convex part of the profiled steel sheet.
Furthermore, the first node connecting plate, the second node connecting plate and the third node connecting plate are connected with the steel beam through bolts.
Further, the steel column is H-shaped and comprises a middle plate, and a first side plate and a second side plate which are symmetrically arranged on the front side and the rear side of the middle plate.
Furthermore, the number of the steel beam assemblies is 3, and the steel beam assemblies are respectively a first steel beam assembly, a second steel beam assembly and a third steel beam assembly; the first steel beam component and the second steel beam component are respectively and vertically connected to the left side and the right side of the middle plate, and the third steel beam component is vertically connected to the front side of the first side plate.
According to the technical scheme, the utility model not only can solve the problem of the attachment of the steel beam at the connecting node and the floor slab, but also can prevent slurry leakage during concrete pouring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic plan view of the present invention;
FIG. 3 is a schematic view of a connection structure of a first steel beam assembly and a first node connecting plate;
FIG. 4 is a schematic view of the assembly of the present invention with the profiled sheet ribs parallel to the steel beam;
FIG. 5 is a side view of the mounting structure of the present invention with the profiled sheet ribs perpendicular to the steel beam;
FIG. 6 is a front view of the mounting structure of the present invention with the profiled sheet ribs perpendicular to the steel beam (without the blanking panels);
figure 7 is a front view of the mounting structure of the present invention with the profiled sheet ribs perpendicular to the steel beam (including the blanking panels).
Wherein:
1. the steel column comprises a steel column 11, a middle plate 12, a side plate I, a side plate II, a steel beam assembly 2, a web plate 21, a web plate 22, an upper flange 23, a lower flange 31, a node connecting plate I, a node connecting plate 32, a node connecting plate II, a node connecting plate 33, a node connecting plate III, a node connecting plate 34, a profiled steel sheet lap joint area 35, a bolt 4, a composite floor slab 5, a profiled steel sheet 51, a groove part 6, a plug plate 7, a bolt I, a bolt 8 and a bolt II.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the slurry leakage preventing beam-column joint for the full-bolt connection steel structure building as shown in fig. 1-2 comprises a steel column 1 and three steel beam assemblies 2 which are respectively and vertically connected with the steel column 1. The three steel beam assemblies are respectively a first steel beam assembly, a second steel beam assembly and a third steel beam assembly. The steel column 1 is H-shaped and comprises a middle plate 11, and a first side plate 12 and a second side plate 13 which are symmetrically arranged on the front side and the rear side of the middle plate 11. Girder steel subassembly one and girder steel subassembly two are connected perpendicularly respectively in the left and right sides of steel column intermediate lamella 11, and girder steel subassembly three is connected perpendicularly in the front side of curb plate 12. The beam column joint is rigidly connected, and the web plate and the flange of the steel beam are connected by bolts. In prior art, the girder steel top flange is the same width with the node connecting plate, and there is the bellied problem of node connecting plate in the joining region. According to the utility model, the steel beam at the connecting node can be attached to the composite floor slab 4 by arranging the profiled steel sheet lap joint area 34 on the steel beam upper flanges 22 at the two sides of the node connecting plate.
The steel beam assembly comprises a plurality of steel beams, and each steel beam comprises a web plate 21, and an upper flange 22 and a lower flange 23 which are respectively arranged on the upper side and the lower side of the web plate 21; the upper flanges 22 of the adjacent steel beams are connected through a first node connecting plate 31, the web plates 21 of the adjacent steel beams are connected through a second node connecting plate 32, and the lower flanges 23 of the adjacent steel beams are connected through a third node connecting plate 33. As shown in fig. 3, the first node connecting plate 31 is located at the middle section of the upper flange 22, and the tops of the upper flanges 22 on both sides of the first node connecting plate 31 are profiled steel sheet overlapping areas 34. The first node connecting plate 31, the second node connecting plate 32 and the third node connecting plate 33 are connected with the steel beam through bolts 35. As shown in fig. 3, the total width of the overlapped area of the profiled steel sheets is 2d, and the width of the overlapped area of the profiled steel sheets on both sides of the node connecting plate is d. Considering that the overlapping range of the profiled steel sheet and the upper flange is more than or equal to 50mm, the value of d in this embodiment is 60 mm.
As shown in fig. 4, when the plate ribs of the profiled steel sheet 5 are parallel to the steel beam, the profiled steel sheet 5 is overlapped above the upper flange 22, and the profiled steel sheet 5 is closely attached to the profiled steel sheet overlapping region 34 and the first node connecting plate 31. The profiled steel sheet 5 is connected with the upper flange 22 at the joint by spot welding and sealed by structural adhesive, so that the phenomenon of slurry leakage is prevented when roof slab concrete is poured. The profiled steel sheet 5 is internally provided with a first stud 7. The stud I is used for bearing the shearing force of the floor slab and ensuring the integrity of the combined floor slab and the steel beam.
As shown in fig. 5 to 7, when the plate ribs of the profiled steel sheet 5 are perpendicular to the steel beam, the profiled steel sheet 5 is overlapped above the upper flange 22, the raised part of the bottom of the profiled steel sheet 5 is tightly attached to the first node connecting plate 31, and a gap is left between the groove part 51 of the profiled steel sheet 5 and the edge of the overlapped area 34 of the profiled steel sheet, and the plug plate 6 is installed in the gap. Through installing the blanking plate in the space, can prevent to leak thick liquid when pouring roofing board concrete. The plug plate 6 is L-shaped, and the lower end of the plug plate is connected with the upper flange 22 in a welding manner; and a second stud 8 is arranged in the convex part of the profiled steel sheet 5. The stud is used for bearing the shearing force of the floor slab, and integrity of the combined floor slab and the steel beam is guaranteed.
According to the utility model, the width of the flange beam on the steel beam is increased at the beam-column connection part, the lap joint area of the profiled steel sheet and the upper flange of the steel beam is reserved on two sides of the joint connection plate, for the joint with the profiled steel sheet rib parallel to the steel beam, the profiled steel sheet is directly lapped with the upper flange of the steel beam in the lap joint area, and the stud is arranged; and for the nodes of the profiled steel sheet ribs perpendicular to the steel beam, the edge of the profiled steel sheet in the overlapping area is provided with a blanking plate. Through taking these two kinds of measures, can make profiled sheet and girder steel top flange closely laminate to can not appear leaking thick liquid phenomenon when concrete placement, and concrete placement is of high quality, and the structure atress is reliable. Meanwhile, the width of the flange beam on the steel beam is increased at the beam-column connection part, so that the requirement of beam-column reinforced connection is met, and the structure has good seismic performance.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122452235.2U CN215977703U (en) | 2021-10-12 | 2021-10-12 | A beam column node that is used for full bolted connection steel construction building to leak protection thick liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122452235.2U CN215977703U (en) | 2021-10-12 | 2021-10-12 | A beam column node that is used for full bolted connection steel construction building to leak protection thick liquid |
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| Publication Number | Publication Date |
|---|---|
| CN215977703U true CN215977703U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122452235.2U Active CN215977703U (en) | 2021-10-12 | 2021-10-12 | A beam column node that is used for full bolted connection steel construction building to leak protection thick liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215977703U (en) |
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2021
- 2021-10-12 CN CN202122452235.2U patent/CN215977703U/en active Active
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