CN116005803B - A steel modular integrated building structure system with plastic controllable nodes - Google Patents
A steel modular integrated building structure system with plastic controllable nodesInfo
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- CN116005803B CN116005803B CN202211740562.0A CN202211740562A CN116005803B CN 116005803 B CN116005803 B CN 116005803B CN 202211740562 A CN202211740562 A CN 202211740562A CN 116005803 B CN116005803 B CN 116005803B
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Abstract
The invention relates to a steel mould blocking integrated building structure system with a plastic controllable node, which comprises a module column, a module upper beam, a module lower beam and the plastic controllable node, wherein the plastic controllable node is used for connecting the module column and the module lower beam, and the plastic controllable node is used for connecting the module column and the module upper beam. A steel modular integrated building structure system with plastic controllable nodes adopts plastic controllable nodes with buckling-preventing flange plates and pin connecting webs, is simple in structure and easy to construct, realizes controllable structural plasticity, improves ductility and anti-seismic energy consumption capacity of the structure system, and can reduce adverse effects of seismic action on modular buildings in high-intensity areas, reduce the size of structural sections, enlarge the use area of the buildings and reduce the use cost.
Description
Technical Field
The invention relates to a modularized integrated building structure system with plastic controllable nodes, belonging to the technical field of assembly type building, modularized building and structural shock absorption.
Background
A building assembled from prefabricated parts at a worksite is called an assembled building. The method has the advantages of short construction period and small environmental influence. The modularized integrated building (Modular Integrated Construction, miC for short) is the assembled building with the highest assembly rate and the highest industrialization degree. However, the existing domestic modularized building has the defects of poor overall performance and low earthquake resistance, and the structure is required to meet earthquake resistance requirements such as strong columns, weak beams, strong nodes, weak members, strong shear, weak bending and the like in earthquake resistance design so as to ensure the ductility of the structure. In order to meet the earthquake-resistant requirement, especially in high-intensity areas, the earthquake-resistant effect is mostly resisted by adopting a mode of increasing the structural section in the prior art, but the earthquake-resistant measure can lead to the increase of the consumption of structural materials, the compression of the building area, the increase of the building construction difficulty and the increase of the construction cost. How to design a module structure system of a plastic controllable node, which improves the ductility and energy consumption capability of the structure and reduces the adverse effect of earthquake action on the module is a problem to be solved by the invention.
Disclosure of Invention
First, the technical problem to be solved
In order to solve the problems in the prior art, the invention provides a steel modular integrated building structure system of a plastic controllable node.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps:
The steel modularized integrated building structure system comprises a module column, a module upper beam, a module lower beam and a plastic controllable node, wherein the plastic controllable node is used for connecting the module column and the module lower beam, and the plastic controllable node is used for connecting the module column and the module upper beam.
In the steel modular integrated building structure system, preferably, the module columns are steel structure box columns, and the module lower beams and the module upper beams are steel structure beams, specifically box type or I-shaped.
The steel mould blocking integrated building structure system comprises two buckling restrained plates, two connecting beam ends, two connecting pins and two connecting bolts, wherein the two connecting beam ends are symmetrically arranged, the two connecting beam ends are respectively fixedly arranged on a module column and a module lower beam or a module upper beam, the buckling restrained plates are fixedly connected with the connecting beam ends through the connecting bolts, the two buckling restrained plates are arranged in parallel, and the connecting pins are fixedly connected with the two adjacent connecting beam ends.
According to the steel modular integrated building structure system, preferably, the buckling restrained plate comprises a low-yield-point plate, a rubber protection layer and a restrained sleeve, wherein the low-yield-point plate is a steel plate with small middle and large two sides and easy to yield into plasticity, through holes are formed in the low-yield-point plate, the restrained sleeve is sleeved in the middle of the low-yield-point plate, and the rubber protection layer is arranged between the low-yield-point plate and the restrained sleeve.
The steel mould block integrated building structure system preferably comprises two wing plates, two webs and an end plate, wherein the two wing plates and the two webs are fixedly connected to form a structure matched with a module column, a module lower beam or a module upper Liang Xiangshi, the end plate is fixedly arranged at one end formed by the two wing plates and the two webs, the other end is fixedly connected with the module column, the module lower beam or the module upper beam, the wing plates are provided with wing plate through holes, and the wing plate through holes are fixedly connected with through holes on the low yield point plates through connecting bolts and nuts.
Preferably, the connecting pin comprises a connecting lug plate and a pin, the connecting lug plate is fixedly arranged on the end plate of each connecting beam end, and the connecting lug plate is provided with a pin hole for realizing fixed connection by using the pin to penetrate through two adjacent connecting lug plates when in connection.
In the steel modular integrated building structure system, preferably, one end of the buckling restrained plate is fixedly arranged on the connecting beam end of the module column through a connecting bolt and a nut, and the other end of the buckling restrained plate is fixedly arranged on the connecting beam end of the module lower beam or the module upper beam through a connecting bolt and a nut.
(III) beneficial effects
The beneficial effects of the invention are as follows:
The invention provides a steel mould block integrated building structure system with a plastic controllable node, which adopts the plastic controllable node with buckling-preventing flange plates and pin connecting webs, is simple in structure and easy to construct, realizes the structure plastic controllable, improves the ductility and the anti-seismic energy consumption capacity of the structure system, and can reduce the adverse effect of earthquake action in high-intensity areas on modular buildings, reduce the size of the structural section, enlarge the use area of the buildings and reduce the use cost.
Drawings
FIG. 1 is a schematic illustration of a stack of a steel modular integrated building architecture of a plastically controllable node of the present invention;
FIG. 2 is a schematic diagram of a structure of a plastically controllable node;
FIG. 3 is a top view of a buckling restrained plate;
FIG. 4 is a side view of a buckling restrained plate;
FIG. 5 is a front view of a buckling restrained plate;
FIG. 6 is a front view of a connecting beam end;
FIG. 7 is a front view of the connecting pin;
Fig. 8 is a top view of the connecting pin.
[ Reference numerals description ]
1, A module column;
2, a module underbeam;
3, module upper beam;
4, buckling constraint plates;
5, buckling constraint plates;
6, connecting the beam ends;
7, connecting a pin bolt;
8 connecting bolt
9, A low yield point plate;
10, a rubber protective layer;
11, restraining the sleeve;
12, a through hole;
13, wing plates;
14, a web plate;
15, end plates;
16, connecting an ear plate;
17, a pin hole;
18, pin bolt.
Detailed Description
The invention will be better explained by the following detailed description of the embodiments with reference to the drawings.
Example 1
The steel modular integrated building structure system of the plastic controllable node comprises a module column 1, a module lower beam 2, a module upper beam 3 and a plastic controllable node 4 for connecting, wherein the module column 1 is a steel structure box column, the module lower beam 2 is a steel structure beam, the module upper beam 3 is also a steel structure beam, and the steel structure beams of the module lower beam 2 and the module upper beam 3 can be box type or I-shaped. The plastic controllable node 4 is used for connecting the module column 1 and the module lower beam 2, and the plastic controllable node 4 is used for connecting the module column 1 and the module upper beam 3.
The lower beam 2 and the upper beam 3 may be two or more, and the lower beam 2 and the upper beam 3 may be disposed in parallel or spaced apart.
The plastic controllable nodes 4 are provided in plurality, and as shown in fig. 2, each plastic controllable node 4 is composed of two buckling restrained plates 5, two connecting beam ends 6, a connecting pin 7 and a plurality of connecting bolts 8. The connecting beam ends 6 are respectively fixedly arranged on the module column 1 and the module lower beam 2 or the module upper beam 3 to be connected, the buckling restrained plates 5 and the connecting beam ends 6 are fixedly connected through connecting bolts 8, the two buckling restrained plates 5 are symmetrically arranged, and the connecting bolts are fixedly connected with the two connecting beam ends 6.
As shown in fig. 3, 4 and 5, the buckling restrained plate 5 includes a low yield point plate 9, a rubber protection layer 10 and a restrained sleeve 11. The restraining sleeve 11 is sleeved in the middle of the low yield point plate 9, and the rubber protection layer 10 is arranged between the low yield point plate 9 and the restraining sleeve 11. The low yield point plate 9 is a steel plate with small middle and large two sides and easy to yield and enter plasticity, and the low yield point plate 9 is subjected to initial yielding energy consumption under the action of an earthquake to realize reciprocating energy consumption. A plurality of through holes 12 are respectively formed at two ends of the low yield point plate 9. The inside of the constraint sleeve 11 is hollow, the low yield point plate 9 is inserted into the constraint sleeve 11, the constraint sleeve 11 plays a role in constraining and preventing buckling of the low yield point plate, the rubber protection layer 10 is arranged between the low yield point plate 9 and the constraint sleeve 11, and the damping effect of the relative sliding of the low yield point plate 9 and the constraint sleeve 11 is increased.
A schematic structural view of the connecting beam end is shown in fig. 6, which includes two flanges 13, two webs 14 and an end plate 15. The two wing plates 13 and the two webs 14 are fixedly connected through welding to form a square, the end parts of the two wing plates are welded together through end plates 15, and the end plates 15 are positioned at one end for connecting the beam ends 6. The wing plate 13 is provided with a wing plate through hole, the wing plate and the low yield point plate 9 pass through the through hole through bolts and nuts to be fixedly connected, and the module column 1 or the module lower beam 2 and the module upper beam 3 are fixedly connected. The connecting beam end flange and the web are fixedly connected with the module column and the module beam. The two ends of the module column 1, the module lower beam 2 and the module upper beam 3 are all fixed on one side of the connecting beam end 6 without end plates.
The connecting pin comprises a connecting lug plate 16 and a pin 18, as shown in fig. 7 and 8, the connecting lug plate is provided with a pin hole 17, and the connecting lug plate 16 is fixed on the end plate 15 of each connecting beam end.
During installation, the upper pin holes of the end plate of the connecting beam end of the module column 1 correspond to the pin holes 17 on the end plate of the connecting beam end of the module lower beam 2 or the module upper beam 3, and the pins 18 penetrate through the two corresponding pin holes 17 to be fixed, so that the connecting beam end 6 of the module column 1 is connected with the web plate of the connecting beam end 6 fixed on the module lower beam 2 or the module upper beam 3, and the transmission of the axial force and shearing force of the web plate of the node is realized.
One end of the buckling restrained plate is fixedly arranged on the connecting beam end of the module column by adopting a bolt and a nut, the other end of the buckling restrained plate is fixedly arranged on the connecting beam end of the module lower beam or the module upper beam by adopting a bolt and a nut, that is to say, two symmetrical buckling restrained plates are respectively arranged on wing plates on one side of the connecting beam end, which is provided with the end plate, of the connecting beam end, the buckling restrained plates are connected with the connecting beam end by adopting a connecting bolt, and the connecting bolt comprises a connecting screw rod and a connecting nut. The connecting screw rod passes through the buckling restrained plate through hole and the through hole of the wing plate, and then is fixed by the connecting nut, so that the buckling restrained plate is connected with the connecting beam end, and the connection of the connecting beam end fixed on the module column and the flange of the connecting beam end fixed on the module lower beam or the module upper beam is realized, and the transmission of the node flange axial force (namely the transmission of the beam end bending moment) is realized.
The plastic steel mould block integrated building structure system with the buckling-preventing flange plates and the pin connecting webs has simple structure
The single construction is convenient, the plastic controllable node of the steel mould 5-block integrated building structure system with the buckling-preventing flange plates and the pin connecting webs can realize reciprocating bending energy consumption, and the module is improved
Shock resistance and controllable plasticity.
The above description is only of the preferred embodiments of the present invention, but is not limited to the other embodiments, and any person skilled in the art can make use of the above disclosed technical matters
Or modified to be equivalent in terms of equivalent variation. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present invention, which do not depart from the 0 content of the technical solution of the present invention, still falls within the protection scope of the technical solution of the present invention.
Claims (4)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211740562.0A CN116005803B (en) | 2022-12-30 | 2022-12-30 | A steel modular integrated building structure system with plastic controllable nodes |
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| CN202211740562.0A CN116005803B (en) | 2022-12-30 | 2022-12-30 | A steel modular integrated building structure system with plastic controllable nodes |
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| CN116005803A CN116005803A (en) | 2023-04-25 |
| CN116005803B true CN116005803B (en) | 2025-09-02 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101363739B1 (en) * | 2012-08-20 | 2014-02-18 | 한국건설기술연구원 | Modular unit connection structure for integrated operation |
| CN106400954A (en) * | 2016-09-08 | 2017-02-15 | 重庆大学 | Steel beam-steel pipe concrete column joint based on damage control concept |
| CN215858208U (en) * | 2021-05-24 | 2022-02-18 | 中国建筑第四工程局有限公司 | Assembled steel frame beam column node that can consume energy |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4116943B2 (en) * | 2003-07-28 | 2008-07-09 | 新日本製鐵株式会社 | Column-beam connection structure |
| AU2017222255A1 (en) * | 2016-02-22 | 2018-09-13 | Vega Building Systems Llc | Method for constructing multi-story buildings using stacked structural steel wall trusses |
| CN105780960A (en) * | 2016-04-27 | 2016-07-20 | 福建工程学院 | Fully-prefabricated assembled concrete column-concrete beam buckling-restrained energy-consuming joint |
| CN113250328A (en) * | 2021-05-31 | 2021-08-13 | 西安建筑科技大学 | Corrugated steel web beam combined node structure and assembling method |
| CN114718206A (en) * | 2022-03-15 | 2022-07-08 | 大连交通大学 | A self-resetting beam-column joint with replaceable energy dissipation device |
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2022
- 2022-12-30 CN CN202211740562.0A patent/CN116005803B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101363739B1 (en) * | 2012-08-20 | 2014-02-18 | 한국건설기술연구원 | Modular unit connection structure for integrated operation |
| CN106400954A (en) * | 2016-09-08 | 2017-02-15 | 重庆大学 | Steel beam-steel pipe concrete column joint based on damage control concept |
| CN215858208U (en) * | 2021-05-24 | 2022-02-18 | 中国建筑第四工程局有限公司 | Assembled steel frame beam column node that can consume energy |
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| CN116005803A (en) | 2023-04-25 |
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