CN110685402A - Collapse prevention structure system based on double-layer combined honeycomb beam - Google Patents
Collapse prevention structure system based on double-layer combined honeycomb beam Download PDFInfo
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- CN110685402A CN110685402A CN201910995323.1A CN201910995323A CN110685402A CN 110685402 A CN110685402 A CN 110685402A CN 201910995323 A CN201910995323 A CN 201910995323A CN 110685402 A CN110685402 A CN 110685402A
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- honeycomb beam
- honeycomb
- flange plate
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C3/08—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with apertured web, e.g. with a web consisting of bar-like components; Honeycomb girders
- E04C3/083—Honeycomb girders; Girders with apertured solid web
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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Abstract
The invention discloses an anti-collapse structural system based on a double-layer combined honeycomb beam, which comprises the double-layer combined honeycomb beam, a steel frame failure-simulating column and a steel frame column, wherein the double-layer combined honeycomb beam comprises a lower honeycomb beam web, a lower honeycomb beam flange plate, a middle honeycomb beam flange plate, an upper honeycomb beam flange plate and an upper honeycomb beam web; the structural system has excellent shearing bearing capacity and stability, and the opening position is not easy to break.
Description
Technical Field
The invention relates to an anti-collapse structural system, in particular to an anti-collapse structural system based on a double-layer combined honeycomb beam.
Background
With the development of steel structure buildings toward the maximization and the complication, higher requirements are made on steel beams. In order to increase the bending rigidity of the steel beam, a steel beam with a larger height is generally used, the material of the web plate of the steel beam is often utilized fully, and meanwhile, unexpected disasters are increased continuously, and the steel beam is required to have higher ductility. Therefore, the beam web plate is perforated, the steel consumption is reduced while the shearing bearing capacity is not influenced, various pipelines can conveniently pass through the steel plate, and the space utilization rate and the attractiveness of the structure are improved. At present, the perforated steel girder produced and used at home and abroad is mainly a single row of through holes, when the height of the girder is larger, the web is weakened too much, the shearing bearing capacity and the stability are not easy to guarantee, and the first perforated position of the girder end is easy to break under the large deformation condition of continuous collapse, so that the integral collapse of the structure can be caused.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an anti-collapse structural system based on a double-layer combined honeycomb beam, which has excellent shearing bearing capacity and stability and is not easy to break at the position of an opening.
In order to achieve the purpose, the anti-collapse structure system based on the double-layer combined honeycomb beam comprises the double-layer combined honeycomb beam, a steel frame failure-simulating column and a steel frame column, wherein the double-layer combined honeycomb beam comprises a lower honeycomb beam web, a lower honeycomb beam flange plate, a middle honeycomb beam flange plate, an upper honeycomb beam flange plate and an upper honeycomb beam web;
the honeycomb beam lower web is fixed between the honeycomb beam lower flange plate and the honeycomb beam middle flange plate, the honeycomb beam upper web is fixed between the honeycomb beam middle flange plate and the honeycomb beam upper flange plate, one end of the honeycomb beam lower flange plate, one end of the honeycomb beam middle flange plate, one end of the honeycomb beam upper flange plate, one end of the honeycomb beam lower web and one end of the honeycomb beam upper web are all fixed on the side surface of the steel frame column, and the other end of the honeycomb beam lower flange plate, the other end of the honeycomb beam middle flange plate, the other end of the honeycomb beam upper flange plate, the other end of the honeycomb beam lower web and the other end of the honeycomb beam upper web are all fixed on the side surface of the steel frame column to be failed;
a first beam end stiffening steel plate and a second beam end stiffening steel plate are arranged between the lower flange plate of the honeycomb beam and the middle flange plate of the honeycomb beam, and a third beam end stiffening steel plate and a fourth beam end stiffening steel plate are arranged between the middle flange plate of the honeycomb beam and the upper flange plate of the honeycomb beam;
a first energy dissipation component is arranged between the side surface of the steel frame column and the first beam end stiffening steel plate; a second energy dissipation component is arranged between the steel frame failure simulation column and the second beam end stiffening steel plate; a third energy dissipation component is arranged between the side face of the steel frame column and the third beam end stiffening steel plate, and a fourth energy dissipation component is arranged between the steel frame failure-simulating column and the fourth beam end stiffening steel plate;
the lower web plate and the upper web plate of the honeycomb beam are provided with a plurality of through holes.
The first energy dissipation component, the second energy dissipation component, the third energy dissipation component and the fourth energy dissipation component comprise a plurality of steel cables with anchorage devices;
each steel cable in the first energy dissipation component is fixed between the side surface of the steel frame column and the first beam end stiffening steel plate;
each steel cable in the second energy consumption component is fixed between the steel frame failure simulating column and the second beam end stiffening steel plate;
each steel cable in the third energy dissipation component is fixed between the side surface of the steel frame column and the third beam end stiffening steel plate;
and each steel cable in the fourth energy consumption component is fixed between the steel frame failure simulation column and the fourth beam end stiffening steel plate.
The first energy dissipation component, the second energy dissipation component, the third energy dissipation component and the fourth energy dissipation component are all steel plates with bent structures in the middle;
one end of the first energy dissipation component is fixed at the connecting position of the steel frame column and the flange plate in the honeycomb beam, and the other end of the first energy dissipation component is fixed at the connecting position of the flange plate under the honeycomb beam and the first beam end stiffening steel plate;
one end of the second energy dissipation component is fixed at the connecting position of the second beam end stiffening steel plate and the flange plate in the honeycomb beam; the other end of the second energy dissipation component is fixed at the connecting position of the steel frame failure simulation column and the honeycomb beam lower flange plate;
one end of a third energy consumption component is fixed at the connecting position of the steel frame column and the flange plate on the honeycomb beam, and the other end of the third energy consumption component is fixed at the connecting position of a third beam end stiffening steel plate and the flange plate in the honeycomb beam;
one end of the fourth energy consumption component is fixed at the connecting position of the fourth beam end stiffening steel plate and the flange plate on the honeycomb beam, and the other end of the fourth energy consumption component is fixed at the connecting position of the flange plate in the honeycomb beam and the steel frame failure-simulating column.
And all the through holes on the lower web of the honeycomb beam and all the through holes on the upper web of the honeycomb beam are distributed in a staggered manner in sequence.
And all the through holes on the lower web of the honeycomb beam and all the through holes on the upper web of the honeycomb beam are sequentially aligned and distributed.
The cross section of each through hole is in a circular structure or a polygonal structure.
The invention has the following beneficial effects:
the collapse prevention structural system based on the double-layer combined honeycomb beam comprises a honeycomb beam formed by a lower flange plate of the honeycomb beam, a middle flange plate of the honeycomb beam, an upper web plate of the honeycomb beam and a lower web plate of the honeycomb beam during specific operation, wherein a plurality of through holes are formed in the lower web plate of the honeycomb beam and the upper web plate of the honeycomb beam to form the honeycomb beam with a double-layer hollow mechanism, so that the shearing resistance bearing capacity and the stability of the honeycomb beam are improved, a plurality of pipelines are allowed to pass through, the space utilization rate is high, and in addition, a first energy consumption part is arranged between the side surface of a steel frame column and a first beam end stiffening steel plate; a second energy dissipation component is arranged between the steel frame failure simulation column and the second beam end stiffening steel plate; the third energy-consuming component is arranged between the side face of the steel frame column and the third beam end stiffening steel plate, and the fourth energy-consuming component is arranged between the steel frame failure simulation column and the fourth beam end stiffening steel plate, so that the large deformation requirement of the honeycomb beam under the continuous collapse condition can be effectively improved, the premature fracture of the end part of the honeycomb beam is avoided, and the integral firmness of the structure is ensured.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic view of a second embodiment of the present invention;
FIG. 3 is a schematic view of a third embodiment of the present invention;
FIG. 4 is a diagram illustrating a fourth embodiment of the present invention;
FIG. 5 is a schematic view of a fifth embodiment of the present invention;
FIG. 6 is a schematic view of a sixth embodiment of the present invention;
FIG. 7 is a diagram illustrating a seventh embodiment of the present invention;
FIG. 8 is a schematic view of an eighth embodiment of the present invention;
FIG. 9 is a side schematic view of a honeycomb beam;
FIG. 10 is a schematic plan view of a honeycomb beam;
FIG. 11 is a schematic view of a steel cable 11 with anchors;
fig. 12 is a schematic view of the steel plate 10.
The steel frame column is 1, the steel frame column to be failed is 2, the honeycomb beam lower flange plate is 3, the honeycomb beam middle flange plate is 4, the honeycomb beam upper flange plate is 5, the honeycomb beam lower web plate is 61, the honeycomb beam upper web plate is 62, the first beam end stiffening steel plate is 71, the second beam end stiffening steel plate is 72, the third beam end stiffening steel plate is 73, the fourth beam end stiffening steel plate is 74, the stiffening rib plate is 8, the first energy dissipation component is 91, the second energy dissipation component is 92, the third energy dissipation component is 93, the fourth energy dissipation component is 94, the steel plate is 10, and the steel cable is 11.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1 and 10, the anti-collapse structure system based on the double-layer combined honeycomb beam comprises a double-layer combined honeycomb beam, a steel frame failure-simulating column 2 and a steel frame column 1, wherein the double-layer combined honeycomb beam comprises a honeycomb beam lower web 61, a honeycomb beam lower flange plate 3, a honeycomb beam middle flange plate 4, a honeycomb beam upper flange plate 5 and a honeycomb beam upper web 62; the honeycomb beam lower web 61 is fixed between the honeycomb beam lower flange plate 3 and the honeycomb beam middle flange plate 4, the honeycomb beam upper web 62 is fixed between the honeycomb beam middle flange plate 4 and the honeycomb beam upper flange plate 5, one end of the honeycomb beam lower flange plate 3, one end of the honeycomb beam middle flange plate 4, one end of the honeycomb beam upper flange plate 5, one end of the honeycomb beam lower web 61 and one end of the honeycomb beam upper web 62 are all fixed on the side surface of the steel frame column 1, and the other end of the honeycomb beam lower flange plate 3, the other end of the honeycomb beam middle flange plate 4, the other end of the honeycomb beam upper flange plate 5, the other end of the honeycomb beam lower web 61 and the other end of the honeycomb beam upper web 62 are all fixed on the side surface of the steel frame failure-simulating column 2; a first beam end stiffening steel plate 71 and a second beam end stiffening steel plate 72 are arranged between the honeycomb beam lower flange plate 3 and the honeycomb beam middle flange plate 4, and a third beam end stiffening steel plate 73 and a fourth beam end stiffening steel plate 74 are arranged between the honeycomb beam middle flange plate 4 and the honeycomb beam upper flange plate 5; a first energy dissipation component 91 is arranged between the side surface of the steel frame column 1 and the first beam end stiffening steel plate 71; a second energy dissipation component 92 is arranged between the steel frame failure simulating column 2 and the second beam end stiffening steel plate 72; a third energy dissipation component 93 is arranged between the side surface of the steel frame column 1 and the third beam end stiffening steel plate 73, and a fourth energy dissipation component 94 is arranged between the steel frame column 2 to be failed and the fourth beam end stiffening steel plate 74; the lower web 61 and the upper web 62 of the honeycomb beam are provided with a plurality of through holes.
It should be noted that the form of the through hole may be circular, regular hexagon, diamond, square or other polygons, which facilitates the passage of various pipes, one end of the lower flange plate 3 of the honeycomb beam, one end of the middle flange plate 4 of the honeycomb beam, one end of the upper flange plate 5 of the honeycomb beam, one end of the lower flange plate 61 of the honeycomb beam and one end of the upper flange plate 62 of the honeycomb beam are all welded and fixed on the side of the steel frame column 1, and the other end of the lower flange plate 3 of the honeycomb beam, the other end of the middle flange plate 4 of the honeycomb beam, the other end of the upper flange plate 5 of the honeycomb beam, the other end of the lower flange plate 61 of the honeycomb beam and the other end of the upper flange plate 62 of the honeycomb beam are all welded and fixed on the side of the steel frame column 2.
Example one
Referring to fig. 1 and 11, in the present embodiment, each of the first energy dissipation member 91, the second energy dissipation member 92, the third energy dissipation member 93, and the fourth energy dissipation member 94 includes a plurality of steel cables 11 with anchors;
each steel cable 11 in the first energy dissipation component 91 is fixed between the side surface of the steel frame column 1 and the first beam end stiffening steel plate 71;
each steel cable 11 in the second energy dissipation component 92 is fixed between the steel frame failure-simulating column 2 and the second beam-end stiffening steel plate 72;
each steel cable 11 in the third energy dissipation component 93 is fixed between the side surface of the steel frame column 1 and the third beam end stiffening steel plate 73;
each wire rope 11 in the fourth dissipative member 94 is fixed between the steel frame failure-simulating column 2 and the fourth beam-end stiffening steel plate 74.
The through holes on the lower web 61 of the honeycomb beam and the through holes on the upper web 62 of the honeycomb beam are distributed in sequence in a staggered manner.
The cross section of each through hole is of a circular structure.
Example two
Referring to fig. 2, in the present embodiment, each of the first energy dissipation member 91, the second energy dissipation member 92, the third energy dissipation member 93, and the fourth energy dissipation member 94 includes a plurality of steel cables 11 with anchors;
each steel cable 11 in the first energy dissipation component 91 is fixed between the side surface of the steel frame column 1 and the first beam end stiffening steel plate 71;
each steel cable 11 in the second energy dissipation component 92 is fixed between the steel frame failure-simulating column 2 and the second beam-end stiffening steel plate 72;
each steel cable 11 in the third energy dissipation component 93 is fixed between the side surface of the steel frame column 1 and the third beam end stiffening steel plate 73;
each wire rope 11 in the fourth dissipative member 94 is fixed between the steel frame failure-simulating column 2 and the fourth beam-end stiffening steel plate 74.
The through holes on the lower web 61 of the honeycomb beam are sequentially aligned with the through holes on the upper web 62 of the honeycomb beam.
The cross section of each through hole is of a circular structure.
EXAMPLE III
Referring to fig. 3 and 12, in the embodiment, the first energy dissipation component 91, the second energy dissipation component 92, the third energy dissipation component 93, and the fourth energy dissipation component 94 are all steel plates 10 with bent middle portions;
one end of the first energy dissipation component 91 is fixed at the connecting position of the steel frame column 1 and the flange plate 4 in the honeycomb beam, and the other end of the first energy dissipation component 91 is fixed at the connecting position of the lower flange plate 3 of the honeycomb beam and the first beam end stiffening steel plate 71;
one end of the second energy dissipation component 92 is fixed at the connection position of the second beam-end stiffening steel plate 72 and the flange plate 4 in the honeycomb beam; the other end of the second energy dissipation component 92 is fixed at the connecting position of the steel frame failure simulation column 2 and the honeycomb beam lower flange plate 3;
one end of a third energy consumption component 93 is fixed at the connecting position of the steel frame column 1 and the flange plate 5 on the honeycomb beam, and the other end of the third energy consumption component 93 is fixed at the connecting position of a third beam end stiffening steel plate 73 and the flange plate 4 in the honeycomb beam;
one end of the fourth energy dissipation component 94 is fixed at the connection position of the fourth beam-end stiffening steel plate 74 and the honeycomb beam upper flange plate 5, and the other end of the fourth energy dissipation component 94 is fixed at the connection position of the honeycomb beam middle flange plate 4 and the steel frame failure-simulating column 2.
The through holes on the lower web 61 of the honeycomb beam and the through holes on the upper web 62 of the honeycomb beam are distributed in sequence in a staggered manner.
The cross section of each through hole is of a circular structure.
Example four
Referring to fig. 4, in the embodiment, the first energy dissipation component 91, the second energy dissipation component 92, the third energy dissipation component 93, and the fourth energy dissipation component 94 are all steel plates 10 with bent middle portions;
one end of the first energy dissipation component 91 is fixed at the connecting position of the steel frame column 1 and the flange plate 4 in the honeycomb beam, and the other end of the first energy dissipation component 91 is fixed at the connecting position of the lower flange plate 3 of the honeycomb beam and the first beam end stiffening steel plate 71;
one end of the second energy dissipation component 92 is fixed at the connection position of the second beam-end stiffening steel plate 72 and the flange plate 4 in the honeycomb beam; the other end of the second energy dissipation component 92 is fixed at the connecting position of the steel frame failure simulation column 2 and the honeycomb beam lower flange plate 3;
one end of a third energy consumption component 93 is fixed at the connecting position of the steel frame column 1 and the flange plate 5 on the honeycomb beam, and the other end of the third energy consumption component 93 is fixed at the connecting position of a third beam end stiffening steel plate 73 and the flange plate 4 in the honeycomb beam;
one end of the fourth energy dissipation component 94 is fixed at the connection position of the fourth beam-end stiffening steel plate 74 and the honeycomb beam upper flange plate 5, and the other end of the fourth energy dissipation component 94 is fixed at the connection position of the honeycomb beam middle flange plate 4 and the steel frame failure-simulating column 2.
The through holes on the lower web 61 of the honeycomb beam are sequentially aligned with the through holes on the upper web 62 of the honeycomb beam.
The cross section of each through hole is of a circular structure.
EXAMPLE five
Referring to fig. 5, in the present embodiment, each of the first energy dissipation member 91, the second energy dissipation member 92, the third energy dissipation member 93, and the fourth energy dissipation member 94 includes a plurality of steel cables 11 with anchors;
each steel cable 11 in the first energy dissipation component 91 is fixed between the side surface of the steel frame column 1 and the first beam end stiffening steel plate 71;
each steel cable 11 in the second energy dissipation component 92 is fixed between the steel frame failure-simulating column 2 and the second beam-end stiffening steel plate 72;
each steel cable 11 in the third energy dissipation component 93 is fixed between the side surface of the steel frame column 1 and the third beam end stiffening steel plate 73;
each wire rope 11 in the fourth dissipative member 94 is fixed between the steel frame failure-simulating column 2 and the fourth beam-end stiffening steel plate 74.
The through holes on the lower web 61 of the honeycomb beam and the through holes on the upper web 62 of the honeycomb beam are distributed in sequence in a staggered manner.
The cross section of each through hole is of a polygonal structure.
EXAMPLE six
Referring to fig. 6, in the present embodiment, each of the first energy dissipation member 91, the second energy dissipation member 92, the third energy dissipation member 93, and the fourth energy dissipation member 94 includes a plurality of steel cables 11 with anchors;
each steel cable 11 in the first energy dissipation component 91 is fixed between the side surface of the steel frame column 1 and the first beam end stiffening steel plate 71;
each steel cable 11 in the second energy dissipation component 92 is fixed between the steel frame failure-simulating column 2 and the second beam-end stiffening steel plate 72;
each steel cable 11 in the third energy dissipation component 93 is fixed between the side surface of the steel frame column 1 and the third beam end stiffening steel plate 73;
each wire rope 11 in the fourth dissipative member 94 is fixed between the steel frame failure-simulating column 2 and the fourth beam-end stiffening steel plate 74.
The through holes on the lower web 61 of the honeycomb beam are sequentially aligned with the through holes on the upper web 62 of the honeycomb beam.
The cross section of each through hole is of a polygonal structure.
EXAMPLE seven
Referring to fig. 7, in the embodiment, the first energy dissipation component 91, the second energy dissipation component 92, the third energy dissipation component 93, and the fourth energy dissipation component 94 are all steel plates 10 with bent middle portions;
one end of the first energy dissipation component 91 is fixed at the connecting position of the steel frame column 1 and the flange plate 4 in the honeycomb beam, and the other end of the first energy dissipation component 91 is fixed at the connecting position of the lower flange plate 3 of the honeycomb beam and the first beam end stiffening steel plate 71;
one end of the second energy dissipation component 92 is fixed at the connection position of the second beam-end stiffening steel plate 72 and the flange plate 4 in the honeycomb beam; the other end of the second energy dissipation component 92 is fixed at the connecting position of the steel frame failure simulation column 2 and the honeycomb beam lower flange plate 3;
one end of a third energy consumption component 93 is fixed at the connecting position of the steel frame column 1 and the flange plate 5 on the honeycomb beam, and the other end of the third energy consumption component 93 is fixed at the connecting position of a third beam end stiffening steel plate 73 and the flange plate 4 in the honeycomb beam;
one end of the fourth energy dissipation component 94 is fixed at the connection position of the fourth beam-end stiffening steel plate 74 and the honeycomb beam upper flange plate 5, and the other end of the fourth energy dissipation component 94 is fixed at the connection position of the honeycomb beam middle flange plate 4 and the steel frame failure-simulating column 2.
The through holes on the lower web 61 of the honeycomb beam and the through holes on the upper web 62 of the honeycomb beam are distributed in sequence in a staggered manner.
The cross section of each through hole is of a polygonal structure.
Example eight
Referring to fig. 8, in the present embodiment, the first energy dissipation component 91, the second energy dissipation component 92, the third energy dissipation component 93, and the fourth energy dissipation component 94 are all steel plates 10 with a bent structure at the middle portion;
one end of the first energy dissipation component 91 is fixed at the connecting position of the steel frame column 1 and the flange plate 4 in the honeycomb beam, and the other end of the first energy dissipation component 91 is fixed at the connecting position of the lower flange plate 3 of the honeycomb beam and the first beam end stiffening steel plate 71;
one end of the second energy dissipation component 92 is fixed at the connection position of the second beam-end stiffening steel plate 72 and the flange plate 4 in the honeycomb beam; the other end of the second energy dissipation component 92 is fixed at the connecting position of the steel frame failure simulation column 2 and the honeycomb beam lower flange plate 3;
one end of a third energy consumption component 93 is fixed at the connecting position of the steel frame column 1 and the flange plate 5 on the honeycomb beam, and the other end of the third energy consumption component 93 is fixed at the connecting position of a third beam end stiffening steel plate 73 and the flange plate 4 in the honeycomb beam;
one end of the fourth energy dissipation component 94 is fixed at the connection position of the fourth beam-end stiffening steel plate 74 and the honeycomb beam upper flange plate 5, and the other end of the fourth energy dissipation component 94 is fixed at the connection position of the honeycomb beam middle flange plate 4 and the steel frame failure-simulating column 2.
The through holes on the lower web 61 of the honeycomb beam are sequentially aligned with the through holes on the upper web 62 of the honeycomb beam.
The cross section of each through hole is of a polygonal structure.
Note that the middle portion of the steel plate 10 has a Z-shaped bent structure.
Claims (6)
1. A collapse prevention structure system based on a double-layer combined honeycomb beam is characterized by comprising the double-layer combined honeycomb beam, a steel frame failure simulation column (2) and a steel frame column (1), wherein the double-layer combined honeycomb beam comprises a honeycomb beam lower web (61), a honeycomb beam lower flange plate (3), a honeycomb beam middle flange plate (4), a honeycomb beam upper flange plate (5) and a honeycomb beam upper web (62);
the honeycomb beam lower web (61) is fixed between the honeycomb beam lower flange plate (3) and the honeycomb beam middle flange plate (4), the honeycomb beam upper web (62) is fixed between the honeycomb beam middle flange plate (4) and the honeycomb beam upper flange plate (5), one end of the honeycomb beam lower flange plate (3), one end of the honeycomb beam middle flange plate (4), one end of the honeycomb beam upper flange plate (5), one end of the honeycomb beam lower web (61) and one end of the honeycomb beam upper web (62) are all fixed on the side surface of the steel frame column (1), and the other end of the honeycomb beam lower flange plate (3), the other end of the honeycomb beam middle flange plate (4), the other end of the honeycomb beam upper flange plate (5), the other end of the honeycomb beam lower web (61) and the other end of the honeycomb beam upper web (62) are all fixed on the side surface of the steel frame failure column (2);
a first beam end stiffening steel plate (71) and a second beam end stiffening steel plate (72) are arranged between the lower flange plate (3) of the honeycomb beam and the middle flange plate (4) of the honeycomb beam, and a third beam end stiffening steel plate (73) and a fourth beam end stiffening steel plate (74) are arranged between the middle flange plate (4) of the honeycomb beam and the upper flange plate (5) of the honeycomb beam;
a first energy dissipation component (91) is arranged between the side surface of the steel frame column (1) and the first beam end stiffening steel plate (71); a second energy dissipation component (92) is arranged between the steel frame failure simulating column (2) and the second beam end stiffening steel plate (72); a third energy dissipation component (93) is arranged between the side face of the steel frame column (1) and the third beam end stiffening steel plate (73), and a fourth energy dissipation component (94) is arranged between the steel frame column (2) to be failed and the fourth beam end stiffening steel plate (74);
the lower web (61) and the upper web (62) of the honeycomb beam are provided with a plurality of through holes.
2. The anti-collapse structural system based on the double-layer combined honeycomb beam is characterized in that the first energy dissipation component (91), the second energy dissipation component (92), the third energy dissipation component (93) and the fourth energy dissipation component (94) respectively comprise a plurality of steel cables (11) with anchorage devices;
each steel cable (11) in the first energy dissipation component (91) is fixed between the side surface of the steel frame column (1) and the first beam end stiffening steel plate (71);
each steel cable (11) in the second energy dissipation component (92) is fixed between the steel frame failure-simulating column (2) and the second beam-end stiffening steel plate (72);
each steel cable (11) in the third energy dissipation component (93) is fixed between the side surface of the steel frame column (1) and the third beam end stiffening steel plate (73);
and each steel cable (11) in the fourth energy dissipation component (94) is fixed between the steel frame failure-simulating column (2) and the fourth beam-end stiffening steel plate (74).
3. The anti-collapse structural system based on the double-layer combined honeycomb beam is characterized in that the first energy dissipation component (91), the second energy dissipation component (92), the third energy dissipation component (93) and the fourth energy dissipation component (94) are all steel plates (10) with bent structures in the middle parts;
one end of a first energy dissipation component (91) is fixed at the connecting position of the steel frame column (1) and the flange plate (4) in the honeycomb beam, and the other end of the first energy dissipation component (91) is fixed at the connecting position of the flange plate (3) under the honeycomb beam and the first beam end stiffening steel plate (71);
one end of a second energy dissipation component (92) is fixed at the connecting position of the second beam-end stiffening steel plate (72) and the flange plate (4) in the honeycomb beam; the other end of the second energy dissipation component (92) is fixed at the connecting position of the steel frame failure simulation column (2) and the honeycomb beam lower flange plate (3);
one end of a third energy consumption component (93) is fixed at the connecting position of the steel frame column (1) and the upper flange plate (5) of the honeycomb beam, and the other end of the third energy consumption component (93) is fixed at the connecting position of a third beam end stiffening steel plate (73) and the middle flange plate (4) of the honeycomb beam;
one end of a fourth energy consumption component (94) is fixed at the connecting position of the fourth beam-end stiffening steel plate (74) and the honeycomb beam upper flange plate (5), and the other end of the fourth energy consumption component (94) is fixed at the connecting position of the honeycomb beam middle flange plate (4) and the steel frame failure-simulating column (2).
4. The anti-collapse structural system based on the double-layer combined honeycomb beam as claimed in claim 1, wherein the through holes on the lower web (61) of the honeycomb beam are sequentially distributed in a staggered manner with the through holes on the upper web (62) of the honeycomb beam.
5. The anti-collapse structural system based on the double-layer combined honeycomb beam as claimed in claim 1, wherein the through holes on the lower web (61) of the honeycomb beam are sequentially aligned with the through holes on the upper web (62) of the honeycomb beam.
6. The anti-collapse structural system based on the double-layer combined honeycomb beam as claimed in claim 1, wherein the cross section of each through hole is a circular structure or a polygonal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910995323.1A CN110685402A (en) | 2019-10-18 | 2019-10-18 | Collapse prevention structure system based on double-layer combined honeycomb beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910995323.1A CN110685402A (en) | 2019-10-18 | 2019-10-18 | Collapse prevention structure system based on double-layer combined honeycomb beam |
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| CN111945900A (en) * | 2020-08-25 | 2020-11-17 | 长安大学 | Dog bone-honeycomb formula combination flat beam connected node |
| CN114892803A (en) * | 2022-05-09 | 2022-08-12 | 长安大学 | High-performance steel frame structure |
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| CN208267101U (en) * | 2018-05-16 | 2018-12-21 | 西安建筑科技大学 | A kind of half packet Combined concrete frame structure of corrugated web I-steel |
| CN109372184A (en) * | 2018-12-12 | 2019-02-22 | 中铁二院工程集团有限责任公司 | A kind of novel plate girder and steel-concrete connecting beam |
| CN109930693A (en) * | 2019-04-10 | 2019-06-25 | 扬州大学 | A kind of reinforced steel frame node in web plate setting X-type ribbed stiffener |
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| CN102817413A (en) * | 2012-07-05 | 2012-12-12 | 北京工业大学 | Steel frame precast prestressed beam column joint with post-earthquake recovering function |
| CN103255877A (en) * | 2013-04-19 | 2013-08-21 | 北京工业大学 | Assembling type pre-stress honeycombed ribbed web steel beam |
| CN208267101U (en) * | 2018-05-16 | 2018-12-21 | 西安建筑科技大学 | A kind of half packet Combined concrete frame structure of corrugated web I-steel |
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| CN114892803A (en) * | 2022-05-09 | 2022-08-12 | 长安大学 | High-performance steel frame structure |
| CN114892803B (en) * | 2022-05-09 | 2023-05-09 | 长安大学 | High-performance steel frame structure |
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Application publication date: 20200114 |