CN113356647B - Double-limb overhanging type steel column system - Google Patents
Double-limb overhanging type steel column system Download PDFInfo
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- CN113356647B CN113356647B CN202110657648.6A CN202110657648A CN113356647B CN 113356647 B CN113356647 B CN 113356647B CN 202110657648 A CN202110657648 A CN 202110657648A CN 113356647 B CN113356647 B CN 113356647B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 142
- 239000010959 steel Substances 0.000 title claims abstract description 142
- 238000009434 installation Methods 0.000 claims abstract description 21
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 16
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000003019 stabilising effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
- E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
- E04H3/14—Gymnasiums; Other sporting buildings
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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
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
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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
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
Abstract
The invention provides a double-limb overhanging type steel column system which comprises two groups of mutually parallel first supporting columns and two groups of mutually parallel second supporting columns, wherein the two groups of first supporting columns and the two groups of second supporting columns form a square in a surrounding manner; the steel column system further comprises annular bearing platforms for fixedly mounting all the first supporting columns and all the second supporting columns, wherein each first supporting column and each second supporting column are connected with a ground foot penetrating through the annular bearing platform, each ground foot comprises an upper base plate connected with the first supporting column or the second supporting column and a stabilizing assembly connected with the upper base plate, one part of the stabilizing assembly is located in the annular bearing platform, and the other part of the stabilizing assembly is located in the stratum below the annular bearing platform. The invention can realize faster installation and construction, simultaneously improves the strength of the integral steel structure main body, and simplifies the integral structure, thereby optimizing the integral progress, the manufacturing cost and the like.
Description
Technical Field
The invention relates to the technical field of steel structure buildings, in particular to a double-limb overhanging type steel column system.
Background
The main body of large buildings such as stadiums are usually steel structures. The steel structure main body in the prior art is generally installed on site, welded on site, large in engineering quantity, high in construction difficulty and slow in progress. Meanwhile, the existing steel structure meets the bearing requirement, the structure is very complex, the requirements on design and construction are higher than those of a general building, and finally the construction cost of buildings such as a gymnasium is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a double-limb cantilever type steel column system, which solves the problems of complex steel structure and extremely high requirements on design and construction in the prior art.
According to the embodiment of the invention, the double-limb overhanging section steel column system comprises two groups of mutually parallel first supporting columns and two groups of mutually parallel second supporting columns, wherein the two groups of first supporting columns and the two groups of second supporting columns form a square; the steel column system further comprises annular bearing platforms for fixedly mounting all the first supporting columns and all the second supporting columns, wherein each first supporting column and each second supporting column are connected with a ground foot penetrating through the annular bearing platforms, each ground foot comprises an upper base plate connected with the first supporting column or the second supporting column and a stabilizing component connected with the upper base plate, one part of the stabilizing component is located in the annular bearing platform, and the other part of the stabilizing component is located in the stratum below the annular bearing platform.
In this embodiment, taking a stadium steel structure as an example, two groups of first support columns and two groups of second support columns parallel to each other enclose a steel structure main body of a stadium, that is, a square steel column system; the annular bearing platform is a first layer of an above-ground structure of the gymnasium and is of a steel-concrete structure, the first supporting column and the second supporting column are arranged, namely, a second layer of the above-ground structure, and other components of the gymnasium are attached to the second layer of the above-ground structure to finally construct the whole gymnasium; first support column and second support column can be expected to transport to the job site after preprocessing, then are carrying out the erection construction for the installation degree of difficulty reduces, and first support column, second support column isotructure are all comparatively simple simultaneously, thereby make homoenergetic such as whole progress and cost can optimize.
Furthermore, the first supporting column comprises an outer steel column and an inner steel column which are vertically arranged, the upper end of the outer steel column and the upper end of the inner steel column are fixedly connected with an inclined cantilever beam, the inclined cantilever beam extends upwards in an inclined mode, the outer steel column is located in the middle of the inclined cantilever beam, and the inner steel column is located at the lower end of the inclined cantilever beam.
Furthermore, an inter-column connecting beam is fixedly connected between the outer steel column and the inner steel column, and the lower ends of the outer steel column and the inner steel column are fixedly connected with the annular bearing platform.
Furthermore, one end, far away from the inner steel column, of the inclined cantilever beam is fixedly connected with a first mounting steel column.
Furthermore, the second support column comprises a vertical steel column and a V-shaped cantilever beam fixedly connected with the vertical steel column.
Furthermore, a second mounting steel column is fixedly connected to the V-shaped cantilever beam, the second mounting steel column and the vertical steel column are respectively connected to two ends of the V-shaped cantilever beam, and one end, far away from the V-shaped cantilever beam, of the vertical steel column is fixedly connected with the annular bearing platform.
Further, the stabilizing component comprises a column bottom bracket positioned in the annular bearing platform and an anchor bolt fixedly connected with the lower end of the column bottom bracket, the upper end of the column bottom bracket is fixedly connected with the upper base plate, and the anchor bolt is positioned in the stratum.
Furthermore, the upper base plate is sunken in and arranged in the annular bearing platform, and the first supporting columns and the second supporting columns are fixedly connected with the corresponding upper base plate respectively.
Furthermore, it is located to go back fixedly connected with on the column bottom support the lower plate of upper plate below, the upper end fixed connection of crab-bolt is in on the lower plate just the crab-bolt is many and encircles the setting outside the column bottom support.
Further, the anchor bolt is hook-shaped or spiral-shaped.
Compared with the prior art, the invention has the following beneficial effects:
faster installation and construction can be realized, meanwhile, the strength of the integral steel structure main body is improved, and the integral structure is simplified, so that the integral progress, the manufacturing cost and the like can be optimized;
the overall strength of the steel column system is improved by the overground structure and the underground structure, so that the bearing capacity of the steel structure is stronger, and finally, the building can be designed and built to be larger.
Drawings
FIG. 1 is a schematic diagram of the general structure of an embodiment of the present invention (from above);
FIG. 2 is a first schematic view of a stabilizing assembly according to an embodiment of the present invention (anchor is hook-shaped);
FIG. 3 is a schematic structural view of a second embodiment of the stabilizing assembly of the present invention (the anchor is a spiral);
FIG. 4 is a schematic structural diagram of a first support column according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a second supporting pillar structure according to an embodiment of the present invention;
FIG. 6 is a third schematic view of an anchor according to an embodiment of the present invention;
in the above drawings:
1. a first support column; 2. a second support column; 3. an annular cushion cap; 4. an upper base plate; 5. an outer steel column; 6. inner steel columns; 7. an inclined cantilever beam; 8. a connecting beam; 9. a first mounting steel column; 10. a lower flange; 11. erecting a steel column; 12. a V-shaped cantilever beam; 13. secondly, mounting a steel column; 14. a column bottom bracket; 15. an anchor bolt; 16. and a lower bottom plate.
Detailed Description
The technical solution of the present invention is further described with reference to the drawings and the embodiments.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
As shown in fig. 1, 2 and 3, the present embodiment provides a dual-limb overhanging type steel column system, which includes two sets of first supporting columns 1 (a plurality of first supporting columns 1 are provided in each set) parallel to each other and two sets of second supporting columns 2 (a plurality of second supporting columns 2 are provided in each set) parallel to each other, where the two sets of first supporting columns 1 and the two sets of second supporting columns 2 enclose a square, that is, a square steel column system; the steel column system further comprises an annular bearing platform 3 for fixedly mounting all the first supporting columns 1 and all the second supporting columns 2, wherein each first supporting column 1 and each second supporting column 2 are connected with a ground foot penetrating through the annular bearing platform 3, the ground foot comprises an upper base plate 4 connected with the first supporting column 1 or the second supporting column 2 and a stabilizing component connected with the upper base plate 4, one part of the stabilizing component is located in the annular bearing platform 3, and the other part of the stabilizing component is located in a stratum below the annular bearing platform 3.
In this embodiment, taking a stadium steel structure as an example, two groups of first support columns 1 and two groups of second support columns 2 parallel to each other enclose a steel structure main body of a stadium, namely a square steel column system; the annular bearing platform 3 is arranged as a first layer of an above-ground structure of the gymnasium, is of a steel-concrete structure, and is provided with a first supporting column 1 and a second supporting column 2, namely a second layer of the above-ground structure, and other components of the gymnasium are attached to the second layer of the above-ground structure to finally construct an integral gymnasium; the first support column 1 and the second support column 2 can be preprocessed and then transported to a construction site, and then installation and construction are carried out, so that the installation difficulty is reduced, and meanwhile, the structures of the first support column 1, the second support column 2 and the like are simple, so that the overall progress, the manufacturing cost and the like can be optimized; the above-ground structure and the underground structure in the embodiment jointly enable the overall strength of the steel column system to be improved, the bearing capacity of the steel structure is enabled to be stronger, and finally the building can be designed and built to be larger.
As shown in fig. 3 and 4, the first support column 1 includes an outer steel column 5 and an inner steel column 6, which are both vertically arranged, an inclined cantilever beam 7 is fixedly connected to the upper ends of the outer steel column 5 and the inner steel column 6, the inclined cantilever beam 7 extends obliquely upward, the outer steel column 5 is located in the middle of the inclined cantilever beam 7, and the inner steel column 6 is located at the lower end of the inclined cantilever beam 7. The inner steel column 6 and the outer steel column 5 are main bearing structures of the first supporting columns 1, the inclined cantilever beams 7 are used for being connected with structures above the steel column system (such as roof components), and the weight of the structures such as the roof components can be dispersed on the first supporting columns 1 after being transmitted by the inclined cantilever beams 7; in particular, interior steel column 6 and outer steel column 5 all adopt the cross steel column, cantilever beam 7 adopts the I-shaped steel post to one side, outer steel column 5 that wherein sets up is located square steel column system and leans on one side outward, make roof subassembly isostructure install on oblique cantilever beam 7 the effort of exerting inwards to one side through oblique cantilever beam 7 transmission to interior steel column 6 and outer steel column 5, make the stress structure of interior steel column 6 and outer steel column 5 more reasonable like this, finally make overall structure's stability promote.
As shown in fig. 4, an inter-column connecting beam 8 is further fixedly connected between the outer steel column 5 and the inner steel column 6, and the lower ends of the outer steel column 5 and the inner steel column 6 are fixedly connected with the annular bearing platform 3. The tie-beam 8 makes interior steel column 6 and outer steel column 5 link together, and steel column 6 and outer steel column 5's middle section can also provide the installation basis when increasing both joint strength including concrete tie-beam 8 sets up, avoids directly with other unit mount on the interior steel column 6 and outer steel column 5 of bearing to avoid causing the destruction because of operations such as installation drilling to interior steel column 6 and outer steel column 5's structure, guarantee that its intensity does not receive extra loss.
As shown in fig. 4, a first mounting steel column 9 is further fixedly connected to one end of the inclined cantilever beam 7 away from the inner steel column 6, and the first mounting steel column 9 is a foundation for connection of other components. Specifically, first installation steel column 9 is the H shaped steel post of vertical setting, wherein on the cantilever beam 7 to one side still fixed mounting have be located its below the lower flange 10, the lower extreme fixed mounting of first installation steel column 9 is on the lower flange 10, can be with the even homodisperse of effort that first installation steel column 9 received to whole cantilever beam 7 to one side like this, avoid the effort to apply the one end at cantilever beam 7 to one side totally, make the atress of cantilever beam 7 to one side more reasonable, and simultaneously, lower flange 10 also can provide the basis that supplies other subassemblies to install.
As shown in fig. 5, the second support column 2 includes a vertical steel column 11 and a V-shaped cantilever 12 fixedly connected to the vertical steel column 11. The V-shaped cantilever beam 12 comprises two H-shaped steel beams which are arranged up and down, one H-shaped steel beam on the lower side is fixedly connected with the vertical steel column 11, one H-shaped steel beam on the upper side is fixedly connected with a second installation steel column 13, the second installation steel column 13 is horizontally arranged, the second installation steel column 13 is similar to the first installation steel column 9, the second installation steel column 13 is also used for supplying other components to be installed, the stress of the second installation steel column 13 can be buffered to a certain extent due to the V-shaped arrangement structure, namely, the V-shaped cantilever beam 12 has certain elastic potential energy, the mechanical impact resistance of the steel structure main body can be improved, similarly, the mechanical impact resistance of the steel structure main body can also be improved due to the inclined cantilever beam 7 structure, but the main effect is still bearing, and the most important part of the V-shaped cantilever beam 12 is mechanical impact resistance. In particular, the V-shaped cantilever beam 12 and the inclined cantilever beam 7 jointly enable the steel column system to have better load bearing performance and better mechanical impact resistance.
As shown in fig. 5, one end of the vertical steel column 11 away from the V-shaped cantilever 12 (i.e. the lower end of the V-shaped cantilever 12) is fixedly connected to the annular bearing platform 3, so as to mount the second supporting column 2.
As shown in fig. 2, the stabilizing assembly includes a column bottom bracket 14 located in the circular platform 3 and an anchor bolt 15 fixedly connected to a lower end of the column bottom bracket 14, an upper end of the column bottom bracket 14 is fixedly connected to the upper base plate 4, and the anchor bolt 15 is located in the formation. Crab-bolt 15 is steel column system's underground structure, through the cooperation of first layer on the ground, second floor and underground structure for this steel column system's structure is more optimized: simple structure, heavy bearing weight, strong resistance and simple design and construction.
As shown in fig. 2, the upper base plate 4 is recessed in the annular bearing platform 3, the inner steel column 6 and the outer steel column 5 are both inserted into the annular bearing platform 3 and fixedly connected to the upper base plate 4, and similarly, the vertical steel column 11 is also inserted into the annular bearing platform 3 and fixedly connected to the upper base plate 4, that is, the first support column 1 and the second support column 2 are respectively fixedly connected to the corresponding upper base plate 4.
As shown in fig. 1 and 2, a lower bottom plate 16 located below the upper bottom plate 4 is further fixedly connected to the column bottom bracket 14, the upper ends of the anchor bolts 15 are fixedly connected to the lower bottom plate 16, and a plurality of anchor bolts 15 are circumferentially arranged outside the column bottom bracket 14. The upper and lower base plates 4, 16 promote the stability of the column bottom bracket 14 itself, thereby promoting the stability of the overall system.
As shown in fig. 2 and 3, the anchor bolt 15 is hook-shaped or spiral-shaped, and the hook-shaped or spiral-shaped structure can improve the connection strength of the anchor bolt 15 and the ground layer, thereby improving the strength of the whole system, and in particular, the anchor bolt 15 can also be arranged in a combined hook-shaped and spiral-shaped structure, namely, the hook-shaped main body is a hook-shaped and the hook-shaped main body is a spiral structure (as shown in fig. 6).
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A double-limb overhanging section steel column system is characterized by comprising two groups of first supporting columns which are parallel to each other and two groups of second supporting columns which are parallel to each other, wherein the two groups of first supporting columns and the two groups of second supporting columns form a square; the ground foot comprises an upper base plate connected with the first supporting column or the second supporting column and a stabilizing assembly connected with the upper base plate, wherein one part of the stabilizing assembly is positioned in the annular bearing platform, and the other part of the stabilizing assembly is positioned in a stratum below the annular bearing platform; the first supporting columns comprise outer steel columns and inner steel columns which are vertically arranged, inclined cantilever beams are fixedly connected to the upper ends of the outer steel columns and the inner steel columns, the inclined cantilever beams extend upwards in an inclined mode, the outer steel columns are located in the middle sections of the inclined cantilever beams, and the inner steel columns are located at the lower ends of the inclined cantilever beams; a first installation steel column is fixedly connected to one end, far away from the inner steel column, of the inclined cantilever beam, the first installation steel column is a vertically arranged H-shaped steel column, a lower flange located below the inclined cantilever beam is fixedly installed on the inclined cantilever beam, and the lower end of the first installation steel column is fixedly installed on the lower flange; the second supporting column comprises a vertical steel column and a V-shaped cantilever beam fixedly connected with the vertical steel column; the V-shaped cantilever beam is also fixedly connected with a second mounting steel column, the second mounting steel column and the vertical steel column are respectively connected with two ends of the V-shaped cantilever beam, and one end of the vertical steel column, which is far away from the V-shaped cantilever beam, is fixedly connected with the annular bearing platform; the V-shaped cantilever beam comprises two H-shaped steel beams which are arranged up and down, one H-shaped steel beam on the lower portion is fixedly connected with the vertical steel column, one H-shaped steel beam on the upper portion is fixedly connected with a second installation steel column, and the second installation steel column is arranged horizontally.
2. The double-limb overhanging type steel column system according to claim 1, wherein inter-column connecting beams are further fixedly connected between the outer steel columns and the inner steel columns, and the lower ends of the outer steel columns and the inner steel columns are fixedly connected with the annular bearing platform.
3. A double limb overhanging section steel column system according to claim 1 wherein the stabilising component comprises a base support within the circular cap and an anchor bolt fixedly connected to the lower end of the base support, the upper end of the base support being fixedly connected to the upper base plate, the anchor bolt being located within the earth formation.
4. A double-limb overhanging section steel column system as claimed in claim 3 wherein the upper base plate is recessed within the annular platform, and the first and second support columns are each fixedly connected to the respective upper base plate.
5. The system according to claim 4, wherein the bottom bracket is further fixedly connected with a bottom plate located below the top plate, the upper ends of the anchor bolts are fixedly connected with the bottom plate, and the plurality of anchor bolts are arranged around the bottom bracket.
6. A double-limb overhanging section steel column system as claimed in claim 5 wherein the anchor is hook or spiral.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110657648.6A CN113356647B (en) | 2021-06-13 | 2021-06-13 | Double-limb overhanging type steel column system |
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| CN202110657648.6A CN113356647B (en) | 2021-06-13 | 2021-06-13 | Double-limb overhanging type steel column system |
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| CN113356647B true CN113356647B (en) | 2023-01-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107675801A (en) * | 2017-08-29 | 2018-02-09 | 孔金河 | Assembling type steel structure beam-column connection and attaching method thereof |
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| JP2985161B2 (en) * | 1995-06-27 | 1999-11-29 | 株式会社冨士工 | How to adjust the tip height of a cantilever roof |
| DE202007017388U1 (en) * | 2007-12-11 | 2008-03-27 | Thyssenkrupp Transrapid Gmbh | Bending beams made of steel for a switch arrangement in magnetic levitation railways |
| CN202194244U (en) * | 2011-07-20 | 2012-04-18 | 河北杭萧钢构有限公司 | Positioning support for embedding of ultra-high steel-work pedestals |
| JP6368522B2 (en) * | 2014-04-15 | 2018-08-01 | 株式会社竹中工務店 | building |
| CN109750791B (en) * | 2019-01-18 | 2024-03-01 | 中建八局第三建设有限公司 | Assembled large cantilever steel structure |
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| CN107675801A (en) * | 2017-08-29 | 2018-02-09 | 孔金河 | Assembling type steel structure beam-column connection and attaching method thereof |
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