CN116556571B - Multifunctional irregular curvature comprehensive steel roof structure - Google Patents
Multifunctional irregular curvature comprehensive steel roof structure Download PDFInfo
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- CN116556571B CN116556571B CN202310844046.0A CN202310844046A CN116556571B CN 116556571 B CN116556571 B CN 116556571B CN 202310844046 A CN202310844046 A CN 202310844046A CN 116556571 B CN116556571 B CN 116556571B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 35
- 239000010959 steel Substances 0.000 title claims abstract description 35
- 230000001788 irregular Effects 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 64
- 239000000725 suspension Substances 0.000 claims description 50
- 239000002131 composite material Substances 0.000 claims description 31
- 239000011229 interlayer Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 210000001624 hip Anatomy 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 239000004567 concrete Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000021167 banquet Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- E04B7/00—Roofs; Roof construction with regard to insulation
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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
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/03—Sky-lights; Domes; Ventilating sky-lights
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention discloses a multifunctional irregular curvature comprehensive steel roof structure, which is an irregular curved surface building, is integrally triangular, has two base angles of a high clearance structural unit and a large span structural unit respectively, has a variable cross section structural unit as a vertex angle and corresponds to other structural units. The combined beam system is a large-span beam body, the variable cross section is arranged, and the middle part of the combined beam system is provided with high clearance, so that the requirements of meeting places such as high clearance and large span are met; the arrangement of the auxiliary frame system in the high-clearance structural unit is beneficial to ensuring the stable stress of the combined beam system, and also provides a cantilever mounting foundation for the side cantilever unit; the arrangement of the large-span structural unit and the variable cross-section structural unit is beneficial to ensuring the multifunction of the whole venue, and the variable cross-section structural unit is also arranged in a large span; therefore, three units with the same large span are integrated and connected through the skylight unit, and the integrated balanced stress is facilitated.
Description
Technical Field
The invention belongs to the technical field of steel structures, and particularly relates to a multifunctional irregular curvature comprehensive steel roof structure.
Background
In existing building structures, steel structures are increasingly used. Because of the excellent characteristics of steel structures in shape and span, the steel structures are often used in places such as exhibition halls, conference halls or gymnasiums. For application in conference venues, various requirements need to be met, and not only are requirements of large span met, but also the arrangement of high clearance and irregular curved surfaces of the appearance need to be met. The general large span Liang Tiduo is realized by increasing the height of a girder, a truss system or a net shell, and the like, so that the method not only loses the clearance of a house, but also has complex construction for the truss or the net shell, and the hoisting process is complicated and is very inconvenient to construct; particularly, in a high-clearance place, how to install and connect the beam bodies with large span and large section exists, and the connection and the installation among different functional halls, skylights or special-shaped structures are more required to be set up in a targeted mode.
Disclosure of Invention
The invention provides the technical problems of large-span high-clearance and variable-section design connection of a multifunctional irregular curvature comprehensive steel roof structure, butt connection between different functional halls and structural bodies, connection between the structural bodies and peripheral overhanging and the like.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the multifunctional irregular curvature comprehensive steel roof structure is characterized in that the whole comprehensive steel roof structure is triangular, two base angles are a high-clearance structural unit and a large-span structural unit respectively, a vertex angle is a variable-section structural unit, a first skylight unit is connected between the high-clearance structural unit and the large-span structural unit in sequence, and a second skylight unit is connected between the high-clearance structural unit and the variable-section structural unit in sequence; the central position of the triangle is a central area unit, and the inlet unit is connected with the central area unit and between the variable cross-section structural unit and the large-span structural unit; the periphery of the triangle is surrounded by a side overhanging unit which is arranged in a peach-shaped fluctuation manner;
the high-clearance structural unit and the large-span structural unit are quadrilateral, and the sides of the quadrilateral connected with the side overhanging units are in wave-shaped double-curvature change; the variable cross-section structural unit is trapezoid, and two waists of the variable cross-section structural unit are connected with the side overhanging unit and are changed in wave-shaped double curvatures;
the high-clearance structural unit comprises a combined beam system, a high first auxiliary frame system and a high second auxiliary frame system which are positioned between the side overhanging unit and the combined beam system, and a high bearing frame system and a high suspension connecting system which are connected between the combined beam system and the first window unit; the combined girder system comprises combined girders arranged in rows and combined secondary girders connected between adjacent combined girders, and the combined girders and the combined secondary girders are connected in a grid shape; a combined upright post and a combined edge sealing beam are connected below one end of the combined main beam, which is close to the second skylight unit;
the combined main beam comprises a combined main middle beam, combined main variable cross-section beams connected to the two sides of the combined main middle beam, and combined main side beams connected to the two sides of the main beam outside each combined main variable cross-section beam;
the beam height of the combined main middle beam is smaller than that of the combined main variable cross section beam, and the beam bottom elevation of the combined main middle beam corresponds to the clearance setting elevation; the beam height of the combined main variable cross-section beam is gradually changed, and the elevation of the beam bottom is gradually reduced from the center to two sides;
further, the high first auxiliary frame system comprises a high first auxiliary variable cross-section beam, a high first auxiliary fold line beam connected along the high first auxiliary variable cross-section beam in a sequential manner, a high first auxiliary edge sealing beam connected to the end of the high first auxiliary fold line Liang Waishen, a high first auxiliary secondary beam vertically connected to the joint of the high first auxiliary variable cross-section beam and the high first auxiliary fold line beam, a high first auxiliary upright post connected below the high first auxiliary secondary beam at intervals, and a high first auxiliary edge sealing post connected below the high first auxiliary edge sealing beam at intervals;
the high first auxiliary variable cross-section beam is arranged in parallel corresponding to the beam body in the high-bearing frame system, the beam height section outwards from the high-bearing frame system is gradually reduced, and the high first auxiliary broken line Liang Weideng high cross-section beam is a broken line beam;
the high-bearing frame system is arranged at two sides of the combined beam system and comprises a high-bearing main beam, a high-bearing side main beam, a high-bearing secondary beam connected between the high-bearing main beam and the high-bearing side main beam, a high-bearing upright post connected below the high-bearing main beam and a high-bearing side upright post connected below the high-bearing side main beam; the high-bearing secondary beams on one side of the high suspension connection system are horizontally arranged, and the high-bearing secondary beams on one side of the high first auxiliary frame system are diagonally arranged; the high-bearing secondary beams are connected with the combined main beams in sequence; the high first auxiliary fold line beam, the high first auxiliary variable cross section beam, the high bearing secondary beam and the combined main beam on one side of the high first auxiliary frame system are arranged in a semi-arch shape.
The high second auxiliary frame system comprises a high second auxiliary main beam, a high second auxiliary edge sealing beam connected to the overhanging end of the high second auxiliary main beam and a high second auxiliary upright post connected below the joint of the high second auxiliary main beam and the high second auxiliary edge sealing beam;
the high-suspension connecting system comprises a high-suspension connecting main beam and a high-suspension connecting edge sealing beam connected to the overhanging end of the high-suspension connecting main beam, and the high-suspension connecting main beam is arranged along with the high-bearing secondary beam; the combined edge sealing beam, the high-suspension connecting edge sealing beam, the high-second auxiliary edge sealing beam and the high-first auxiliary edge sealing beam are arranged in a sequential connection mode to form a quadrangle, and the four surrounding edges are arc edges.
Further, the large-span structural unit comprises a large-span beam system, a large-span auxiliary frame system connected between the large-span beam system and the edge overhanging unit and a large-span suspension system connected between the large-span beam system and the first window unit;
further, the large-span structural unit comprises a row of large-span beam systems, a large-span auxiliary frame system which is connected with the large-span beam systems in sequence and is connected with the edge overhanging unit, and a large-span suspension connection system which is connected with the large-span main beam in sequence and is connected with the first window unit;
the large-span girder system comprises a row of large-span girders arranged at intervals, large-span secondary girders vertically connected between the adjacent large-span girders, and large-span upright posts connected below the large-span girders and the large-span secondary girders;
the large-span auxiliary frame system comprises a large-span auxiliary main beam, a large-span auxiliary side beam and a large-span auxiliary upright post, wherein the large-span auxiliary main beam is sequentially connected with the large-span main beam, the large-span auxiliary side beam is connected with the overhanging end of the large-span auxiliary main beam, and the large-span auxiliary upright post is connected between the large-span auxiliary side beam and the large-span auxiliary main beam;
the large-span suspension connection system comprises a large-span suspension connection main beam connected with the large-span main beam in sequence and a large-span suspension connection boundary beam connected to the overhanging end of the large-span suspension connection main beam; the large-span suspended boundary beam, the large-span auxiliary boundary beam and the large-span auxiliary main beam adjacent to the inlet unit are enclosed to form a quadrangle, wherein the large-span suspended boundary beam and the large-span auxiliary boundary beam are arranged in an arc shape.
Further, the variable cross-section structural unit comprises a variable cross-section beam system, a variable cross-section first auxiliary frame system connected to one side of the variable cross-section beam system far away from the first window unit, and a variable cross-section second auxiliary frame system connected with the variable cross-section beam system in sequence and connected with the edge overhanging units at two sides;
the variable cross-section girder system comprises a row of variable cross-section girders, variable cross-section secondary girders connected between the variable cross-section girders at intervals, variable cross-section upright posts connected to the variable cross-section girders, and variable cross-section edge-sealing girders connected to the positions close to the second skylight units; the variable cross section edge sealing beam is connected with the variable cross section main beam through a variable cross section secondary beam; the variable cross-section main beam and the combined secondary beam are arranged in the same direction;
the variable cross-section first auxiliary frame system comprises a row of first auxiliary main beams, first auxiliary secondary beams and first auxiliary upright columns, wherein the first auxiliary secondary beams are connected between the first auxiliary main beams at intervals, and the first auxiliary upright columns are connected below the connection parts of the first auxiliary main beams and the first auxiliary secondary beams;
the variable cross-section second auxiliary frame system comprises a variable second auxiliary main beam connected with the variable cross-section secondary beams in sequence, a variable second auxiliary sealing beam connected with the overhanging end of the variable second auxiliary main beam, a variable second auxiliary secondary beam connected between the variable second auxiliary main beams and a variable second auxiliary upright post connected below the variable second auxiliary secondary beam at intervals;
the second auxiliary sealing beam, the second auxiliary main beam and the variable cross-section main beam are enclosed to form a quadrangle, wherein the second auxiliary sealing beam is changed into an arc beam.
Further, the first window unit comprises a first window girder connected between the high-suspended side sealing beam and the large-span suspended side sealing beam, a first window secondary beam connected between the first window girders at intervals, a first skylight suspended side sealing beam connected between the first window girders and the side overhanging unit, and a first window side sealing beam connected at the Liang Waishen end of the first skylight suspended side sealing beam;
the lengths of the first window main beams which are arranged at intervals are gradually expanded from inside to outside, and the whole first window secondary beams are splayed;
the beam height of the first window main beam is lower than the beam heights of the high-suspension connecting main beam and the large-span suspension connecting main beam, and a descending plate is arranged at the first window main beam.
Further, the second skylight unit comprises a second skylight main beam connected between the combined edge sealing beam and the variable-section edge sealing beam, a second skylight secondary beam connected between the second skylight main beams at intervals, a second skylight suspending beam connected between the second skylight main beam and the edge overhanging unit, and a second skylight edge sealing beam connected to the Liang Waishen end of the second skylight suspending beam;
the lengths of the second skylight main beams which are arranged at intervals are gradually widened from inside to outside, and the second skylight secondary beams are overall splayed;
the beam height of the second skylight main beam is lower than the beam heights of the combined edge sealing beam and the variable cross section edge sealing beam, and a descending plate is arranged at the second skylight main beam.
Further, the central area unit comprises two central area side beams arranged in parallel, a combined side beam and a variable cross section side beam which are used for surrounding a rectangular frame with the central area side beams, a central area star beam connected with the inside of the rectangular frame, a central area star connection beam connected with the inside of the central area star beam, a central area secondary beam connected between the central area star beam and the central area side beams and a central area embedded and repaired beam arranged at a corner or a large span;
the central area star beam is four-leaf grass-shaped, the central area star connecting beam with the four-leaf grass-shaped central area is rectangular, and a rice-shaped central area embedded beam is arranged inside the rectangle.
Furthermore, the inlet unit is a right triangle, two right-angle sides are respectively a central area boundary beam of the central area unit and a large span auxiliary main beam of the large span structure unit,
the hypotenuse is the entry girder, still includes the entry secondary beam and sets up in the entry stand at right angle triangle summit of connecting between entry girder and central zone boundary beam and the affiliated girder of big span.
Further, the edge overhanging unit comprises edge overhanging girder corresponding to each unit in sequence, edge overhanging sealing beams connected to overhanging ends of the edge overhanging girder, edge overhanging reinforcing beams and edge overhanging embedded reinforcing beams connected to large corners, edge overhanging angle beams arranged at corners, and edge overhanging angle upright posts arranged on the edge overhanging angle beams at intervals; the edge overhanging sealing beams are arranged in an arc shape in the height direction and the horizontal direction, and are arranged in a wavy shape or a cloud shape as a whole;
the side overhanging angle beams are distributed in a Y shape, one inclined branch is connected with the interlayer, and the other inclined branch is connected with the beam body corresponding to each unit.
The beneficial effects of the invention are as follows:
1) According to the invention, through the arrangement of the high-clearance structural units, the combined beam system is a large-span beam body, the variable cross section is arranged, and the high clearance is arranged in the middle of the combined beam system, so that the requirements of meeting places such as high clearance and large span are met; the arrangement of the auxiliary frame system in the high-clearance structural unit is beneficial to ensuring the stable stress of the combined beam system, and also provides a cantilever mounting foundation for the side cantilever unit;
2) The invention is beneficial to ensuring the multifunction of the whole venue through the arrangement of the large-span structural unit and the variable-section structural unit, and the variable-section structural unit is also arranged in a large span; three units with the same large span are integrated and connected through the skylight unit, so that the integrated balanced stress is facilitated;
3) The invention further strengthens the high clearance structural unit, the large span structural unit and the variable cross-section structural unit through the arrangement of the central area unit and the inlet unit, and the four-leaf grass model is correspondingly arranged in the central area unit, thereby ensuring attractive appearance;
4) The invention is beneficial to ensuring the peripheral constraint of the whole roof and simultaneously ensuring the external multi-curvature modeling through the arrangement of the edge overhanging units.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary object and other advantages of the invention may be realized and attained by means of the instrumentalities and particularly pointed out in the specification.
Drawings
FIG. 1 is a schematic top view of a multi-functional irregular curvature composite steel roof structure;
FIG. 2 is a schematic perspective view of a multifunctional irregular curvature composite steel roof structure;
FIG. 3 is a schematic perspective view of a high clearance building block;
FIG. 4 is a top view of a high clearance building block structure;
FIG. 5 is a schematic illustration of a composite beam system and its connections;
FIG. 6 is a schematic perspective view of a large span structural unit structure;
FIG. 7 is a schematic top view of a large span structural unit structure;
FIG. 8 is a schematic perspective view of a variable cross-section structural unit;
FIG. 9 is a schematic top view of a variable cross-section structural unit;
FIG. 10 is a schematic perspective view of a first antenna window unit;
fig. 11 is a schematic perspective view of a second sunroof unit;
FIG. 12 is a schematic perspective view of a central zone unit;
FIG. 13 is a schematic perspective view of an inlet unit;
fig. 14 is a schematic perspective view of the side overhanging unit.
Reference numerals: 1-high clearance building units, 11-composite beam systems, 111-composite girders, 1111-composite main center beams, 1112-composite main variable cross-section beams, 1113-composite main side beams, 112-composite secondary beams, 113-composite columns, 114-composite edge banding beams, 12-high first auxiliary frame systems, 121-high first auxiliary variable cross-section beams, 122-high first auxiliary fold lines, 123-high first auxiliary edge banding beams, 124-high first auxiliary secondary beams, 125-high first auxiliary columns, 126-high first auxiliary edge banding columns, 13-high support frame systems, 131-high support girders, 132-high support side girders, 133-high support secondary beams, 134-high support columns, 135-high support side columns, 14-high suspension systems 141-high-overhang girder, 142-high-overhang edge beam, 15-high-second auxiliary frame system, 151-high-second auxiliary edge beam, 152-high-second auxiliary girder, 153-high-second auxiliary upright, 16-high-column diagonal, 17-Gao Zhulian girder, 2-large-span structural unit, 21-large-span girder system, 211-large-span girder, 212-large-span secondary girder, 213-large-span upright, 22-large-span auxiliary frame system, 221-large-span auxiliary girder, 222-large-span auxiliary edge girder, 223-large-span auxiliary upright, 23-large-span overhang system, 231-large-span overhang girder, 232-large-span overhang edge girder, 3-variable-section structural unit, 31-variable-section girder system, 311-variable-section girder, 312-variable-section secondary girder, 313-variable cross section upright, 314-variable cross section edge banding, 32-variable cross section first auxiliary frame system, 321-variable first auxiliary girder, 322-variable first auxiliary secondary girder, 323-variable first auxiliary upright, 33-variable cross section second auxiliary frame system, 331-variable second auxiliary girder, 332-variable second auxiliary secondary girder, 333-variable second auxiliary upright, 334-variable second auxiliary edge banding, 4-first day window unit, 41-first day window girder, 42-first day window secondary girder, 43-first skylight cantilever girder, 44-first day window edge banding, 5-second skylight unit, 51-second skylight girder, 52-second skylight secondary girder, 6-central zone unit, 61-central zone edge girder, 62-central zone star girder, 63-central zone star girder, 64-central zone secondary girder, 65-central zone embedded girder, 7-inlet unit, 71-inlet secondary girder, 72-inlet girder, 73-inlet upright, 8-edge banding unit, 81-edge banding unit, 82-edge banding cantilever girder, 82-edge overhanging girder, 85-edge overhanging girder, and 85-edge overhanging edge banding girder.
Detailed Description
Taking a permanent meeting place as an example, the main use functions are meetings, related matching and underground garages, and the main use functions comprise main meeting places, banquet halls, multifunctional halls and a plurality of main functional partitions of a front hall. Underground 2 layers, overground 1 layer, local interlayer and maximum height of the structure of 12.80m.
The underground structure is in the form of a reinforced concrete frame structure system, and underground columns are all outsourced concrete steel pipe columns; the ground adopts a steel pipe concrete frame-supporting system, and the roof board is a precast concrete laminated slab and a steel bar truss building carrier plate. The roof is of a special-shaped curved steel frame structure. The total amount of steel structure is about 8400 tons. The total number of steel beams is about 2500, and the materials of the components are mainly Q355B and Q460GJC.
As shown in fig. 1 to 14, a multifunctional irregular curvature integrated steel roof structure is characterized in that the whole multifunctional irregular curvature integrated steel roof structure is triangular, two base angles are a high clearance structural unit 1 and a large-span structural unit 2 respectively, a vertex angle is a variable-section structural unit 3, a first skylight unit 4 is connected between the high clearance structural unit 1 and the large-span structural unit 2 in sequence, and a second skylight unit 5 is connected between the high clearance structural unit 1 and the variable-section structural unit 3 in sequence; the central position of the triangle is a central area unit 6, and an inlet unit 7 connected with the central area unit 6 and between the variable cross-section structural unit 3 and the large-span structural unit; the periphery of the triangle is surrounded by a side overhanging unit 8, and the side overhanging unit 8 is arranged in a peach-shaped fluctuation manner;
in the embodiment, the high-clearance structural unit 1 and the large-span structural unit 2 are both quadrilateral, and the sides of the quadrilateral connected with the side overhanging unit 8 are in wave-shaped double-curvature change; the variable cross-section structural unit 3 is trapezoid, and two waists of the variable cross-section structural unit are connected with the side overhanging unit 8 and are changed in wave-shaped double curvatures; the high clearance structural unit 1 comprises a composite beam system 11, a high first auxiliary frame system 12 and a high second auxiliary frame system 15 which are positioned between the side overhanging unit 8 and the composite beam system 11, a high bearing frame system 13 and a high suspension connection system 14 which connect the composite beam system 11 and the first window unit 4; the combined girder system 11 comprises combined girders 111 arranged in rows and combined secondary girders 112 connected between adjacent combined girders 111, wherein the combined girders 111 and the combined secondary girders 112 are connected in a grid shape; a composite upright 113 and a composite edge sealing beam 114 are connected to the lower portion of the end of the composite main beam 111 adjacent to the second sunroof unit 5.
In this embodiment, the composite main beam 111 includes a composite main center beam 1111, composite main variable cross-section beams 1112 connected to both sides of the composite main center beam 1111, and composite main side beams 1113 connected to both sides of the main beam outside each composite main variable cross-section beam 1112; the beam height of the combined main middle beam 1111 is smaller than that of the combined main variable cross-section beam 1112, and the beam bottom elevation of the combined main middle beam 1111 corresponds to the clearance setting elevation; the length of the combined main variable cross-section beam 1112 is gradually changed in height, and the elevation of the beam bottom is gradually reduced from the center to the two sides.
In this embodiment, the large-span structure unit 2 includes a large-span beam system 21, a large-span sub-frame system 22 connected between the large-span beam system 21 and the side overhanging unit 8, and a large-span suspension system 23 connected between the large-span beam system 21 and the first window unit 4.
In this embodiment, interlayers are further disposed on the tall first sub-frame system 12, the large span sub-frame system 22, and the variable cross-section first sub-frame system 32, the interlayers being located below the respective structural units; the interlayer is provided with interlayer steel beams which are arranged corresponding to the main beams and the secondary beams at the upper parts of the different units respectively; the sandwich steel beam precedes the construction of the beams of the high clearance structural unit 1, the large span structural unit 2 and the variable section structural unit 3.
In this embodiment, the high first sub-frame system 12 includes a high first sub-section beam 121, a high first sub-line beam 122 connected along the high first sub-section beam 121, a high first sub-line edge-sealing beam 123 connected to the overhanging end of the high first sub-line beam 122, a high first sub-beam 124 connected perpendicularly to the junction of the high first sub-section beam 121 and the high first sub-line beam 122, a high first sub-column 125 connected under the high first sub-beam 124 at intervals, and a high first sub-line edge-sealing column 126 connected under the high first sub-line edge-sealing beam 123 at intervals.
In this embodiment, the high first auxiliary variable cross-section beam 121 is disposed in parallel with respect to the beam body in the high support frame system 13, and the beam height section from the high support frame system 13 is gradually reduced, and the high first auxiliary fold line beam 122 is a constant-height section beam and is a fold line beam; the high-bearing frame system 13 is arranged at two sides of the combined beam system 11, and the high-bearing frame system 13 comprises a high-bearing main beam 131, a high-bearing side main beam 132, a high-bearing secondary beam 133 connected between the high-bearing main beam 131 and the high-bearing side main beam 132, a Gao Chengtuo upright 134 connected below the high-bearing main beam 131, and a high-bearing side upright 135 connected below the high-bearing side main beam 132; the high-bearing secondary beams 133 on the side of the high suspension system 14 are arranged horizontally, and the high-bearing secondary beams 133 on the side of the high first auxiliary frame system 12 are arranged diagonally; the high-bearing secondary beams 133 are connected with the combined main beam 111 in sequence; the high first subsidiary broken line beams 122, the high first subsidiary variable cross section beams 121, the high bearing secondary beams 133 and the composite main beams 111 on one side of the high first subsidiary frame system 12 are arranged in a half arch shape.
In this embodiment, the high second auxiliary frame system 15 includes a high second auxiliary main beam 152, a high second auxiliary side sealing beam 151 connected to an overhanging end of the high second auxiliary main beam 152, and a high second auxiliary upright 153 connected below a junction between the high second auxiliary main beam 152 and the high second auxiliary side sealing beam 151; the high suspension system 14 comprises a high suspension main beam 141 and a high suspension edge sealing beam 142 connected to the overhanging end of the high suspension main beam 141, wherein the high suspension main beam 141 is arranged along with the high bearing secondary beam 133; the combined edge sealing beam 114, the high-suspension connecting edge sealing beam 142, the high second auxiliary edge sealing beam 151 and the high first auxiliary edge sealing beam are arranged in a sequential connection mode to form a quadrangle, and the enclosed quadrangle is an arc-shaped edge.
In this embodiment, the variable cross-section structural unit 3 includes a variable cross-section beam system 31, a variable cross-section first sub-frame system 32 connected to a side of the variable cross-section beam system 31 remote from the first window unit 4, and a variable cross-section second sub-frame system 33 connected to the variable cross-section beam system 31 and connected to the side overhanging units 8 on both sides. The variable cross-section beam system 31 includes a row of variable cross-section main beams 311, variable cross-section secondary beams 312 connected between the variable cross-section main beams 311 at intervals, variable cross-section columns 313 connected to the variable cross-section main beams 311, and variable cross-section edge banding beams 314 connected adjacent to the second sunroof unit 5; the variable cross section edge sealing beam 314 is connected with the variable cross section main beam 311 through a variable cross section secondary beam 312; the variable cross section main beam 311 and the combined secondary beam 112 are arranged in the same direction;
in this embodiment, the variable cross-section first auxiliary frame system 32 includes a row of first auxiliary main beams 321, first auxiliary sub-beams 322 connected between the first auxiliary main beams 321 at intervals, and first auxiliary columns 323 connected below the connection points of the first auxiliary main beams 321 and the first auxiliary sub-beams 322; the variable cross-section second sub-frame system 33 includes a variable second sub-main beam 331 that follows the variable cross-section sub-beam 312, a variable second sub-seal beam 334 that is connected to the overhanging end of the variable second sub-main beam 331, a variable second sub-beam 332 that is connected between the variable second sub-main beams 331, and a variable second sub-column 333 that is connected below the variable second sub-beam 332 at intervals; the second auxiliary sealing beam 334, the second auxiliary main beam 331 and the variable cross-section main beam 311 are changed to be square, wherein the second auxiliary sealing beam 334 is changed to be an arc-shaped beam.
In this embodiment, the large-span structural unit 2 includes a row of large-span beam systems 21, a large-span auxiliary frame system 22 connected to the side overhanging unit 8 in series with the large-span beam systems 21, and a large-span suspension system 23 connected to the first window unit 4 in series with the large-span main beam 211; the large-span beam system 21 comprises a row of large-span main beams 211 arranged at intervals, large-span secondary beams 212 vertically connected between the adjacent large-span main beams 211, and large-span upright posts 213 connected below the large-span main beams 211 and the large-span secondary beams 212; the long span sub frame system 22 includes a long span sub main beam 221 sequentially connected to the long span main beam 211, a long span sub side beam 222 connected to an overhanging end of the long span sub main beam 221, and a long span sub upright 223 connected between the long span sub side beam 222 and the long span sub main beam 221.
In this embodiment, the large-span suspension system 23 includes a large-span suspension main beam 231 connected along the large-span main beam 211 and a large-span suspension side beam 232 connected to the overhanging end of the large-span suspension main beam 231; the large-span suspended boundary beam 232, the large-span auxiliary boundary beam 222 and the large-span auxiliary main beam 221 adjacent to the inlet unit 7 are enclosed to form a quadrangle, wherein the large-span suspended boundary beam 232 and the large-span auxiliary boundary beam 222 are arranged in an arc shape.
In this embodiment, the first window unit 4 includes a first window main beam 41 connected between the high-span side edge banding beam 142 and the large-span side edge banding beam 232, a first window sub beam 42 connected between the first window main beams 41 at intervals, a first skylight side edge banding beam 43 connected between the first window main beam 41 and the side overhanging unit 8, and a first window side edge banding beam 44 connected to the overhanging end of the first skylight side edge banding beam 43; the lengths of the first window main beams 41 which are arranged at intervals are gradually expanded from inside to outside, and the whole first window secondary beams 42 are splayed; the beam height of the first window girder 41 is lower than the beam heights of the high-suspension girder 141 and the large-span suspension girder 231, and a landing plate is arranged at the first window girder 41.
In this embodiment, the second skylight unit 5 includes a second skylight main beam 51 connected between the combined edge banding beam 114 and the variable cross-section edge banding beam 314, a second skylight sub beam 52 connected between the second skylight main beams 51 at intervals, a second skylight suspension beam connected between the second skylight main beam 51 and the edge overhanging unit 8, and a second skylight edge banding beam connected to a second skylight suspension Liang Waishen end; the lengths of the second skylight main beams 51 which are arranged at intervals are gradually widened from inside to outside, and the second skylight secondary beams 52 are overall splayed; the beam height of the second skylight main beam 51 is lower than the beam heights of the combined edge banding beam 114 and the variable cross-section edge banding beam 314, and a descending plate is arranged at the second skylight main beam 51.
In this embodiment, the central area unit 6 includes two central area side beams 61 arranged in parallel, a combined side beam 114 and a variable cross-section side beam 314 surrounding a rectangular frame with the central area side beams 61, a central area star beam 62 connected inside the rectangular frame, a central area star connection beam 63 connected inside the central area star beam 62, a central area secondary beam 64 connected between the central area star beam 62 and the central area side beams 61, and a central area embedded beam 65 arranged at a corner or a large span; the central area star beam 62 is four-leaf grass-shaped, the central area star connection beam 63 with the four-leaf grass-shaped central area is rectangular, and a rice-shaped central area embedded beam 65 is arranged inside the rectangle.
In this embodiment, the inlet unit 7 is a right triangle, two right angle sides are a central area side beam 61 of the central area unit 6 and a large span auxiliary main beam 221 of the large span structural unit 2 respectively, a hypotenuse is an inlet main beam 72, and the inlet unit further comprises an inlet secondary beam 71 connected between the inlet main beam 72 and the central area side beam 61 and the large span auxiliary main beam 221, and an inlet upright post 73 arranged at the vertex of the right triangle.
In this embodiment, the edge overhanging unit 8 includes edge overhanging girder 81, edge overhanging sealing girder 82 connected to overhanging end of the edge overhanging girder 81, edge overhanging reinforcing girder 83 and edge overhanging embedding compensating girder 84 connected to large corner, edge overhanging angle girder 85 arranged at corner, and edge overhanging angle upright columns 86 arranged at intervals on the edge overhanging angle girder 85; the edge overhanging sealing beams 82 are arranged in an arc shape in the height direction and the horizontal direction, and are arranged in a wave shape or a cloud shape as a whole; the side overhanging angle beams 85 are distributed in a Y shape, and one inclined branch is connected with the interlayer, and the other inclined branch is connected with the beam body corresponding to each unit.
The foregoing is merely illustrative of preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any changes or substitutions that would occur to those skilled in the art within the scope of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. The multifunctional irregular curvature comprehensive steel roof structure is characterized in that the multifunctional irregular curvature comprehensive steel roof structure is triangular as a whole, two base angles are a high clearance structural unit (1) and a large-span structural unit (2) respectively, a vertex angle is a variable-section structural unit (3), a first skylight unit (4) is connected between the high clearance structural unit (1) and the large-span structural unit (2) in sequence, and a second skylight unit (5) is connected between the high clearance structural unit (1) and the variable-section structural unit (3) in sequence; the central position of the triangle is a central area unit (6), and an inlet unit (7) which is connected with the central area unit (6) and is connected between the variable cross-section structural unit (3) and the large-span structural unit (2); the periphery of the triangle is surrounded by a side overhanging unit (8), and the side overhanging unit (8) is arranged in a peach-shaped fluctuation manner;
the high-clearance structural unit (1) and the large-span structural unit (2) are quadrilateral, and the sides of the quadrilateral connected with the side overhanging unit (8) are in wave-shaped double-curvature change; the variable cross-section structural unit (3) is trapezoid, and two waists of the variable cross-section structural unit are connected with the edge overhanging unit (8) and are in wave-shaped double-curvature change;
the high-clearance structural unit (1) comprises a combined beam system (11), a high first auxiliary frame system (12) and a high second auxiliary frame system (15) which are positioned between the edge overhanging unit (8) and the combined beam system (11), and a high bearing frame system (13) and a high suspension connecting system (14) which are connected between the combined beam system (11) and the first window unit (4); the combined girder system (11) comprises combined girders (111) arranged in rows and combined secondary girders (112) connected between adjacent combined girders (111), and the combined girders (111) and the combined secondary girders (112) are connected in a grid shape; a combined upright post (113) and a combined edge sealing beam (114) are connected below one end of the combined main beam (111) close to the second skylight unit (5); the high-bearing frame system (13) is arranged at two sides of the combined beam system (11);
the combined main beam (111) comprises a combined main middle beam (1111), combined main variable cross-section beams (1112) connected to the two sides of the combined main middle beam (1111), and combined main side beams (1113) connected to the two sides of the main beam outside each combined main variable cross-section beam (1112);
the beam height of the combined main middle beam (1111) is smaller than that of the combined main variable cross-section beam (1112), and the beam bottom elevation of the combined main middle beam (1111) corresponds to the clearance setting elevation; the length upper beam of the combined main variable cross-section beam (1112) is gradually changed in height, and the elevation of the beam bottom is gradually reduced from the center to two sides.
2. The multi-functional irregular curvature composite steel roof structure according to claim 1, wherein the high first sub-frame system (12) comprises a high first sub-section beam (121), a high first sub-broken line beam (122) connected along the high first sub-section beam (121), a high first sub-edge-sealing beam (123) connected to the overhanging end of the high first sub-broken line beam (122), a high first sub-beam (124) connected vertically to the connection of the high first sub-section beam (121) and the high first sub-broken line beam (122), a high first sub-column (125) connected at intervals below the high first sub-beam (124), and a high first sub-edge-sealing column (126) connected at intervals below the high first sub-edge-sealing beam (123);
the high first auxiliary variable cross section beams (121) are arranged in a mode of being connected with the beam bodies in the high bearing frame system (13) in sequence, the beam height sections outwards from the high bearing frame system (13) are gradually reduced, and the high first auxiliary broken line beams (122) are equal-height cross section beams and broken line beams;
the high second auxiliary frame system (15) comprises a high second auxiliary main beam (152), a high second auxiliary edge sealing beam (151) connected to the overhanging end of the high second auxiliary main beam (152), and a high second auxiliary upright (153) connected below the joint of the high second auxiliary main beam (152) and the high second auxiliary edge sealing beam (151);
the high-suspension connecting system (14) comprises a high-suspension connecting main beam (141) and a high-suspension connecting edge sealing beam (142) connected to the overhanging end of the high-suspension connecting main beam (141), and the high-suspension connecting main beam (141) is arranged along with the high-bearing secondary beam (133); the combined edge sealing beam (114), the high-suspension connecting edge sealing beam (142), the high second auxiliary edge sealing beam (151) and the high first auxiliary edge sealing beam are arranged in a sequential connection mode to form a quadrangle in a surrounding mode, and the surrounding four sides are arc-shaped edges.
3. A multi-functional irregular curvature composite steel roof structure according to claim 2, wherein the high-bearing frame system (13) comprises high-bearing girders (131), high-bearing side girders (132), high-bearing secondary girders (133) connected between the high-bearing girders (131) and the high-bearing side girders (132), gao Chengtuo uprights (134) connected below the high-bearing girders (131), and high-bearing side uprights (135) connected below the high-bearing side girders (132); the high-bearing secondary beams (133) on one side of the high-suspension connecting system (14) are horizontally arranged, and the high-bearing secondary beams (133) on one side of the high-first auxiliary frame system (12) are diagonally arranged; the high-bearing secondary beam (133) is connected with the combined main beam (111) in sequence; the high first auxiliary fold line beam (122), the high first auxiliary variable cross section beam (121), the high bearing secondary beam (133) and the combined main beam (111) on one side of the high first auxiliary frame system (12) are arranged in a semi-arch shape.
4. A multi-functional irregular curvature composite steel roof structure according to claim 3, wherein the large span structural units (2) comprise a large span girder system (21), a large span auxiliary frame system (22) connected between the large span girder system (21) and the edge overhanging unit (8), and a large span suspension system (23) connected between the large span girder system (21) and the first window unit (4);
the large-span girder system (21) comprises a row of large-span girders (211) which are arranged at intervals, large-span secondary girders (212) which are vertically connected between the adjacent large-span girders (211), and large-span upright posts (213) which are connected below the large-span girders (211) and the large-span secondary girders (212);
the large-span auxiliary frame system (22) comprises a large-span auxiliary main beam (221) connected with the large-span main beam (211) in sequence, a large-span auxiliary side beam (222) connected with the overhanging end of the large-span auxiliary main beam (221), and a large-span auxiliary upright post (223) connected between the large-span auxiliary side beam (222) and the large-span auxiliary main beam (221);
the large-span suspension system (23) comprises a large-span suspension main beam (231) connected with the large-span main beam (211) in sequence and a large-span suspension side beam (232) connected with the overhanging end of the large-span suspension main beam (231); the large-span suspended boundary beam (232), the large-span auxiliary boundary beam (222) and the large-span auxiliary main beam (221) adjacent to the inlet unit (7) are enclosed to form a quadrangle, wherein the large-span suspended boundary beam (232) and the large-span auxiliary boundary beam (222) are arranged in an arc shape.
5. A multi-functional irregular curvature composite steel roof structure as claimed in claim 4,
the variable cross-section structure unit (3) comprises a variable cross-section beam system (31), a variable cross-section first auxiliary frame system (32) connected to one side of the variable cross-section beam system (31) far away from the first window unit (4) and a variable cross-section second auxiliary frame system (33) which is connected with the variable cross-section beam system (31) in sequence and is connected with the side overhanging units (8) at two sides;
the variable cross-section girder system (31) comprises a row of variable cross-section girders (311), variable cross-section secondary girders (312) connected between the variable cross-section girders (311) at intervals, variable cross-section upright posts (313) connected to the variable cross-section girders (311), and variable cross-section edge-sealing girders (314) connected to the position close to the second skylight unit (5); the variable cross section edge sealing beam (314) is connected with the variable cross section main beam (311) through a variable cross section secondary beam (312); the variable cross section main beam (311) and the combined secondary beam (112) are arranged in the same direction;
the variable cross-section first auxiliary frame system (32) comprises a row of first auxiliary main beams (321), first auxiliary sub-beams (322) which are connected between the first auxiliary main beams (321) at intervals, and first auxiliary stand columns (323) which are connected below the connection parts of the first auxiliary main beams (321) and the first auxiliary sub-beams (322);
the variable cross-section second auxiliary frame system (33) comprises a variable second auxiliary main beam (331) connected with the variable cross-section secondary beams (312) in sequence, a variable second auxiliary sealing beam (334) connected with the overhanging end of the variable second auxiliary main beam (331), a variable second auxiliary secondary beam (332) connected between the variable second auxiliary main beams (331) and a variable second auxiliary upright (333) connected below the variable second auxiliary secondary beam (332) at intervals;
the second auxiliary sealing beam (334), the second auxiliary main beam (331) and the variable cross-section main beam (311) are changed into quadrangles, wherein the second auxiliary sealing beam (334) is changed into an arc-shaped beam.
6. The multi-functional irregular curvature composite steel roof structure according to claim 5, wherein the first window unit (4) comprises a first window girder (41) connected between the high-span side sill (142) and the high-span side sill (232), a first window secondary girder (42) connected between the first window girders (41) at intervals, a first skylight side sill (43) connected between the first window girder (41) and the side cantilever unit (8), and a first window side sill (44) connected to an overhanging end of the first skylight side sill (43);
the lengths of the first window main beams (41) which are arranged at intervals are gradually expanded from inside to outside, and the whole first window secondary beams (42) are splayed;
the beam height of the first window main beam (41) is lower than the beam heights of the high-suspension connecting main beam (141) and the large-span suspension connecting main beam (231), and a descending plate is arranged at the first window main beam (41).
7. The multi-functional irregular curvature composite steel roof structure according to claim 6, wherein the second skylight unit (5) includes a second skylight main beam (51) connected between the composite edge banding beam (114) and the variable cross-section edge banding beam (314), a second skylight sub beam (52) connected between the second skylight main beams (51) at intervals, a second skylight cantilever beam connected between the second skylight main beam (51) and the edge overhanging unit (8), and a second skylight edge banding beam connected to a second skylight cantilever Liang Waishen end;
the lengths of the second skylight main beams (51) which are arranged at intervals are gradually widened from inside to outside, and the second skylight secondary beams (52) are overall splayed;
the beam height of the second skylight main beam (51) is lower than the beam heights of the combined edge sealing beam (114) and the variable cross section edge sealing beam (314), and a descending plate is arranged at the second skylight main beam (51).
8. The multifunctional irregular curvature comprehensive steel roof structure according to claim 7, wherein the central area unit (6) comprises two central area side beams (61) which are arranged in parallel, a combined side beam (114) and a variable cross-section side beam (314) which surround a rectangular frame with the central area side beams (61), a central area star beam (62) connected inside the rectangular frame, a central area star connection beam (63) connected inside the central area star beam (62), a central area secondary beam (64) connected between the central area star beam (62) and the central area side beams (61) and a central area embedded beam (65) arranged at a corner or at a large span;
the central area star beam (62) is four-leaf grass-shaped, the central area star connecting beam (63) with the four-leaf grass-shaped central area is rectangular, and a rice-shaped central area embedded beam (65) is arranged inside the rectangle.
9. The multifunctional irregular curvature integrated steel roof structure according to claim 8, wherein the inlet unit (7) is a right triangle, two right angle sides are a central area boundary beam (61) of the central area unit (6) and a large span auxiliary main beam (221) of the large span structural unit (2), a hypotenuse is an inlet main beam (72), and the multifunctional irregular curvature integrated steel roof structure further comprises an inlet secondary beam (71) connected between the inlet main beam (72) and the central area boundary beam (61) and the large span auxiliary main beam (221) and an inlet upright post (73) arranged at the vertex of the right triangle.
10. The multifunctional irregular curvature comprehensive steel roof structure according to claim 9, wherein the edge overhanging unit (8) comprises edge overhanging girder (81) connected with the corresponding units in sequence, edge overhanging sealing beams (82) connected with overhanging ends of the edge overhanging girder (81), edge overhanging reinforcing beams (83) and edge overhanging embedded reinforcing beams (84) connected at large corners, edge overhanging angle beams (85) positioned at corners, and edge overhanging angle upright posts (86) arranged on the edge overhanging angle beams (85) at intervals;
the edge overhanging sealing beams (82) are arranged in an arc shape in the height direction and the horizontal direction, and are arranged in a wave shape or a cloud shape as a whole;
the side overhanging angle beams (85) are distributed in a Y shape, one inclined branch is connected with the interlayer, and the other inclined branch is connected with the beam body corresponding to each unit.
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| CN219158172U (en) * | 2022-06-21 | 2023-06-09 | 中国中元国际工程有限公司 | Roof truss structure for large-span vibration experiment factory building |
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| DE102004061485B4 (en) * | 2004-12-21 | 2012-10-18 | Florian Tuczek | Double curved shell and its use and method of making same |
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| CN109440931A (en) * | 2018-10-22 | 2019-03-08 | 任进礼 | Membrane building roofing device and even membrane building |
| CN114482278A (en) * | 2020-08-19 | 2022-05-13 | 广东省建筑设计研究院有限公司 | Multi-arch combined stress self-balancing large-span arch steel structure system |
| CN112031152A (en) * | 2020-09-08 | 2020-12-04 | 中国建筑第二工程局有限公司 | Conical building and construction method thereof |
| CN216713538U (en) * | 2021-12-21 | 2022-06-10 | 华东建筑设计研究院有限公司 | Large-span steel structure roof system |
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